US11450665B2
The present disclosure provides a semiconductor structure that includes a substrate having a frontside and a backside; an active region extruded from the substrate and surrounded by an isolation feature; a gate stack formed on the front side of the substrate and disposed on the active region; a first and a second source/drain (S/D) feature formed on the active region and interposed by the gate stack; a frontside contact feature disposed on a top surface of the first S/D feature; a backside contact feature disposed on and electrically connected to a bottom surface of the second S/D feature; and a semiconductor layer disposed on a bottom surface of the first S/D feature with a first thickness and a bottom surface of the gate stack with a second thickness being greater than the first thickness.
US11450651B2
A LED device includes multiple LED chips each including opposite first and second surfaces, a side surface, and an electrode assembly disposed on the second surface and including first and second electrodes. The first surface of each of the LED chips is a light exit surface. The LED device further includes an electric circuit layer assembly disposed on the second surfaces of the LED chips and having opposite first and second surfaces and a side surface. The first surface is electrically connected to the first and second electrodes. The LED device further includes an encapsulating layer enclosing the LED chips and the electric circuit layer assembly to expose the second surface of the electric circuit layer assembly.
US11450636B2
A semiconductor device includes a first pad defined on one surface of a first chip; a second pad defined on one surface of a second chip which is stacked on the first chip, and bonded to the first pad; a first resistor element defined in the first chip, and coupled to the first pad; and a second resistor element defined in the second chip, and coupled to the second pad.
US11450630B2
Components may be placed on an active side of a wafer as part of wafer-level chip scale packaging (WLCSP) for use in electronic devices. Pad layouts for the components on an active side of a wafer may be passivation-defined by forming a conductive terminal over a first dielectric layer and a forming a passivating, second dielectric layer over the conductive terminal. Openings formed in the second dielectric layer define component contacts to the conductive terminal and circuitry on the wafer coupled to the conductive terminal. Trenches may be used between pairs of contact pads to further reduce issues resulting from short circuits and/or underfills. A conductive pad may further be deposited in the opening to form underbump metallization (UBM) for coupling the component to the wafer.
US11450625B2
A system for inspecting or screening electrically powered device includes a signal generator inputting a preselected signal into the electrically powered device. There is also an antenna array positioned at a pre-determined distance above the electrically powered device. Apparatus collects RF energy emitted by the electrically powered device in response to input of said preselected signal. The signature of the collected RF energy is compared with an RF energy signature of a genuine part. The comparison determines one of a genuine or counterfeit condition of the electrically powered device.
US11450624B2
Semiconductor devices can be formed over a semiconductor substrate, and interconnect-level dielectric material layers embedding metal interconnect structures can be formed thereupon. In one embodiment, a pad-connection-via-level dielectric material layer, a proximal dielectric diffusion barrier layer, and a pad-level dielectric material layer can be formed. Bonding pads surrounded by dielectric diffusion barrier portions can be formed in the pad-level dielectric material layer. In another embodiment, a layer stack of a proximal dielectric diffusion barrier layer and a pad-and-via-level dielectric material layer can be formed. Integrated pad and via cavities can be formed through the pad-and-via-level dielectric material layer, and can be filled with bonding pads containing dielectric diffusion barrier portions and integrated pad and via structures.
US11450623B2
A semiconductor device includes: a plurality of semiconductor chips each including a first main electrode on a top surfaces and including a second main electrode and a control electrode on a bottom surface; a first common main electrode connected to the first main electrodes; a printed board including a control wiring part and a main wiring part provided on a bottom surface of an insulating layer, and a common control electrode and a second common main electrode provided on a top surface of the insulating layer and electrically connected to the control wiring part and the main wiring part; projection electrodes bonding the control electrodes to the control wiring part; projection electrodes bonding the second main electrodes to the main wiring part; and a sealing member sealing the semiconductor chips and exposing the first common main electrode, the common control electrode, and the second common main electrode.
US11450622B2
A semiconductor package provided herein includes a wiring substrate, a semiconductor component, conductor terminals, a bottom stiffener and a top stiffener. The wiring substrate has a first surface and a second surface opposite to the first surface. The semiconductor component is disposed on the first surface of the wiring substrate. The conductor terminals are disposed on the second surface of the wiring substrate and electrically connected to the semiconductor component through the wiring substrate. The bottom stiffener is disposed on the second surface of the wiring substrate and positioned between the conductor terminals. The top stiffener is disposed on the first surface of the wiring substrate. The top stiffener is laterally spaced further away from the semiconductor component than the bottom stiffener.
US11450621B2
A housing is provided for an output stage with power semiconductors of a modular converter. The housing includes a stretchable hood arranged on the base plate. The housing further includes a metallic lattice formed in or on the hood and forming a Faraday cage, wherein the hood is configured to be stretchable so as to enlarge the volume enclosed by the hood in the event of an explosion of a power semiconductor as a result of the explosion energy, without destroying the hood. An output stage, a converter, and an aircraft are also provided.
US11450617B2
IC structures that include transmission line structures to be integrated with III-N devices are disclosed. An example transmission line structure includes a transmission line of an electrically conductive material provided above a stack of a III-N semiconductor material and a polarization material. The transmission line structure further includes means for reducing electromagnetic coupling between the line and charge carriers present below the interface of the polarization material and the III-N semiconductor material. In some embodiments, said means include a shield material of a metal or a doped semiconductor provided over portions of the polarization material that are under the transmission line. In other embodiments, said means include dopant atoms implanted into the portions of the polarization material that are under the transmission line, and into at least an upper portion of the III-N semiconductor material under such portions of the polarization material.
US11450604B2
Embodiments of 3D memory devices having staircase structures and methods for forming the same are disclosed. In an example, a 3D memory device includes a memory array structure and a staircase structure in an intermediate of the memory array structure. The staircase structure includes a plurality of stairs extending along the lateral direction, and a bridge structure in contact with the first memory array structure and the second memory array structure. The plurality of stairs includes a stair above one or more dielectric pairs The stair includes a conductor portion on a top surface of the stair and in contact with and electrically connected to the bridge structure, and is electrically connected to at least one of a first memory array structure and a second memory array structure of the memory array structure through the bridge structure. Along a second lateral direction, a width of the conductor portion is unchanged.
US11450602B2
The present disclosure provides a method for forming semiconductor structures. The method includes providing a device having a substrate, a first dielectric layer over the substrate, and a first conductive feature over the first dielectric layer, the first conductive feature comprising a first metal, the first metal being a noble metal. The method also includes depositing a second dielectric layer over the first dielectric layer and covering at least sidewalls of the first conductive feature; etching the second dielectric layer to form a trench; and forming a second conductive feature in the trench. The second conductive feature comprises a second metal different from the first metal.
US11450601B2
Some embodiments include an assembly having a memory stack which includes dielectric levels and conductive levels. A select gate structure is over the memory stack. A trench extends through the select gate structure. The trench has a first side and an opposing second side, along a cross-section. The trench splits the select gate structure into a first select gate configuration and a second select gate configuration. A void is within the trench and is laterally between the first and second select gate configurations. Channel material pillars extend through the memory stack. Memory cells are along the channel material pillars.
US11450595B2
A semiconductor device includes a semiconductor substrate, an interconnect structure, and a permalloy device. The interconnect structure is disposed over the semiconductor substrate. The interconnect structure includes a conductive coil. The conductive coil includes horizontally-extending metal lines, and vertically-extending vias electrically connecting the metal lines. The permalloy device is disposed in the interconnector structure and wound around by the conductive coil and insulated by the conductive coil, wherein the permalloy device and the conductive coil in combination define an inductor, and the permalloy device serves as a magnetic core of the inductor.
US11450592B2
A semiconductor device according to the disclosure includes a first semiconductor chip, a second semiconductor chip, a first metal plate provided on an upper surface of the first semiconductor chip, a second metal plate provided on an upper surface of the second semiconductor chip and a sealing resin covering the first semiconductor chip, the second semiconductor chip, the first metal plate and the second metal plate, wherein a groove is formed in the sealing resin, the groove extending downwards from an upper surface of the sealing resin, the first metal plate includes, at an end facing the second metal plate, a first exposed portion exposed from a side face of the sealing resin forming the groove, and the second metal plate includes, at an end facing the first metal plate, a second exposed portion exposed from a side face of the sealing resin forming the groove.
US11450586B2
A semiconductor packaging device includes a wiring board, a working chip, a heat-dissipating metal lid and a silicon thermal conductivity element. The working chip is mounted on the wiring board, and in-built with an working circuit therein. The silicon thermal conductivity element is thermally coupled to the working chip and the heat-dissipating metal lid, and is electrically isolated from the working circuit and the wiring board.
US11450585B2
Apparatus and methods are provided for managing operations of a semiconductor chip. In an exemplary embodiment, there is provided a semiconductor chip that may comprise a temperature sensor, a thermal heater, a processor and thermal control logic. The thermal control logic may be configured to: determine that a first temperature read-out from the temperature sensor reaches a first temperature threshold value, turn on the thermal heater, determine that a second temperature read-out from the temperature sensor reaches a second temperature threshold value that is lower than the first temperature threshold value, suspend functions of the processor, determine that a third temperature read-out from the temperature sensor reaches the first temperature threshold value, resume the functions of the processor, determine that a fourth temperature read-out from the temperature sensor reaches a third temperature threshold value that is higher than the first temperature threshold value and turn off the thermal heater.
US11450583B2
Provided is a stacked semiconductor package including a package base substrate including a plurality of signal wires and at least one power wire, wherein a plurality of top downsurface connecting pads and a plurality of bottom surface connecting pads are on a top surface and a bottom surface of the package base substrate, respectively; and a plurality of semiconductor chips that are sequentially stacked on the package base substrate and are electrically connected to the top surface connecting pads, the plurality of semiconductor chips including a first semiconductor chip that is a bottommost semiconductor chip, and a second semiconductor chip that is on the first semiconductor chip, wherein the signal wires are arranged apart from a portion of the package base substrate, the first portion that overlaps a first edge of the first semiconductor chip, the first edge overlapping the second semiconductor chip in a vertical direction.
US11450570B2
The present disclosure relates to semiconductor structures and, more particularly, to a single diffusion cut for gate structures and methods of manufacture. The structure includes: a plurality of fin structures; a plurality of gate structures extending over the plurality of fin structures; a plurality of diffusion regions adjacent to the each of the plurality of gate structures; a single diffusion break between the diffusion regions of the adjacent gate structures; and a liner separating the single diffusion break from the diffusion regions.
US11450567B2
A method includes forming a first conductive feature, depositing a passivation layer on a sidewall and a top surface of the first conductive feature, etching the passivation layer to reveal the first conductive feature, and recessing a first top surface of the passivation layer to form a step. The step comprises a second top surface of the passivation layer. The method further includes forming a planarization layer on the passivation layer, and forming a second conductive feature extending into the passivation layer to contact the first conductive feature.
US11450562B2
A method of metallization includes receiving a substrate having a recess formed therein. The recess has a bottom and sidewalls, and a conformal liner is deposited on the bottom and sidewalls of the recess. The conformal liner is removed from an upper portion of the recess to expose upper sidewalls of the recess while leaving the conformal liner in a lower portion of the recess covering the bottom and lower sidewalls of the recess. Metal is deposited in a lower portion of the recess to form a metallization feature including the conformal liner in the lower portion of the recess and the metal.
US11450548B2
A wafer processing method includes a wafer providing step of placing a polyolefin or polyester sheet on an upper surface of a substrate for supporting a wafer and placing the wafer on an upper surface of the sheet in a condition where a back side of the wafer is exposed upward, a thermocompression bonding step of setting the wafer placed through the sheet on the substrate in an enclosed environment, next evacuating the enclosed environment, and next heating the sheet as applying a pressure to the wafer, thereby uniting the wafer through the sheet to the substrate by thermocompression bonding, a back processing step of processing the back side of the wafer supported through the sheet to the substrate, and a separating step of separating the wafer from the sheet bonded to the substrate.
US11450544B2
An object of the present invention is to improve a substrate processing apparatus using the CARE method. The present invention provides a substrate processing apparatus for polishing a processing target region of a substrate by bringing the substrate and a catalyst into contact with each other in the presence of processing liquid. The substrate processing apparatus includes a substrate holding unit configured to hold the substrate, a catalyst holding unit configured to hold the catalyst, and a driving unit configured to move the substrate holding unit and the catalyst holding unit relative to each other with the processing target region of the substrate and the catalyst kept in contact with each other. The catalyst is smaller than the substrate.
US11450540B2
An apparatus for treating a substrate includes a housing having a treatment space therein, a plate that supports the substrate in the housing, a heating unit having a heating wire that is provided inside the plate and that heats the substrate, a main temperature sensor that directly measures temperatures of the plate, and an auxiliary temperature sensor that measures temperatures of the heating wire.
US11450539B2
Electronic device processing systems including environmental control of the factory interface are described. One electronic device processing system has a factory interface having a factory interface chamber, a load lock apparatus coupled to the factory interface, one or more substrate carriers coupled to the factory interface, and an environmental control system coupled to the factory interface and operational to monitor or control one of: relative humidity, temperature, an amount of oxygen, or an amount of inert gas within the factory interface chamber. In another aspect, purge of a carrier purge chamber within the factory interface chamber is provided. Methods for processing substrates are described, as are numerous other aspects.
US11450537B2
A substrate processing method includes (a) forming a recess on a workpiece by partially etching the workpiece; and (b) forming a film having a thickness that differs along a depth direction of the recess, on a side wall of the recess. Step (b) includes (b-1) supplying a first reactant, and causing the first reactant to be adsorbed to the side wall of the recess; and (b-2) supplying a second reactant, and causing the second reactant to react with the first reactant thereby forming a film.
US11450526B2
The present disclosure is generally related to semiconductor devices, and more particularly to a dielectric material formed in semiconductor devices. The present disclosure provides methods for forming a dielectric material layer by a cyclic spin-on coating process. In an embodiment, a method of forming a dielectric material on a substrate includes spin-coating a first portion of a dielectric material on a substrate, curing the first portion of the dielectric material on the substrate, spin-coating a second portion of the dielectric material on the substrate, and thermal annealing the dielectric material to form an annealed dielectric material on the substrate.
US11450524B2
There is provided a technique that includes a process chamber in which a process is performed to a substrate, the process including forming a film containing a main element, a first nozzle configured to supply a precursor containing the main element to the substrate in the process chamber, and a second nozzle configured to supply a reactant to the substrate in the process chamber. The first nozzle includes a first ceiling hole provided at a ceiling portion of the first nozzle and opened in a vertical direction, and a plurality of first side holes provided at a side portion of the first nozzle and opened in a horizontal direction. An opening area of the first ceiling hole is larger than an opening area of each of the plurality of first side holes.
US11450518B2
A mass spectrometer includes: a target compound input receiving section for receiving an input of one or more target compounds; a measurement execution section for reading MRM measurement conditions, including a plurality of MRM transitions, respectively corresponding to the one or more target compounds from a storage section, and measuring the sample under the MRM measurement conditions; a measured multi-MRM spectrum creation section for creating a measured multi-MRM spectrum indicating an intensity of product ions as a mass peak on a graph having mass-to-charge ratios of the product ions on one axis, the intensity of the product ions acquired by measuring the sample; and a similarity degree calculation section for obtaining for each of the target compounds, a degree of similarity between standard multi-MRM spectrum stored in the storage section and the measured multi-MRM spectrum.
US11450517B2
A method is disclosed comprising: trapping ions in an ion trap (40); applying a first force on the ions within the ion trap in a first direction, said force having a magnitude that is dependent upon the value of a physicochemical property of the ions; applying a second force on these ions in the opposite direction so that the ions separate according to the physicochemical property value as a result of the first and second forces; and then pulsing or driving ions out of one or more regions of the ion trap.
US11450506B2
A method of processing a substrate includes loading the substrate on a substrate holder. The substrate includes a major surface and a feature disposed over the major surface. The feature has a first width along an etch direction. The method includes exposing portions of the major surface and changing the first width of the feature to a second width along the etch direction by etching a first portion of the sidewalls of the feature with a gas cluster ion beam oriented along a beam direction.
US11450503B2
An X-ray tube and an X-ray imaging device are disclosed. The X-ray tube comprises: a glass envelope; a cathode assembly, accommodated inside the glass envelope; and a core column structure, connected to the glass envelope and the cathode assembly, such that the cathode assembly is sealed inside the glass envelope. The core column structure comprises: a metal flat plate, wherein the cathode assembly is fixed to the metal flat plate; and a sealing bead, wherein the sealing bead is arranged in the metal flat plate, and an electrically conductive support rod connected to the cathode assembly passes through two ends of the sealing bead. The X-ray tube enables generated heat to be rapidly transferred to a cooling medium via thermally conductive metal to improve heat dissipation efficiency.
US11450498B2
A relay, including a first fixed contact, a second fixed contact, a movable contact piece having first and second movable contacts, a contact piece holding unit configured to hold the movable contact piece, a magnet for arc extinguishing, and a debris suction unit configured to exert a magnetic force to suck debris, is disclosed. A first contact position between the first fixed contact and the first movable contact is located between the magnet for arc extinguishing and the contact piece holding unit in a longitudinal direction of the movable contact piece. The debris suction unit is disposed so that the first contact position does not overlap a region between the debris suction unit and the contact piece holding unit. A magnet force exerted by the debris suction unit in the contact piece holding unit is larger than a magnetic force exerted by the magnet in the contact piece holding unit.
US11450497B2
Provide an electromagnetic switch device for a starter, by which a winding fluctuation of a plurality of coils, of which wire diameters are different from each other, is prevented, which can be downsized and can be produced with a low cost. A bobbin, at which winding portions are separated by using a first flange portion which includes a first notch portion, second notch portions, and third notch portions, by which coils are led out, and a first separation wall and a second separation wall, which include the second notch portions and the third notch portions, by which coils are led out, is included, and a main aspiration holding coil, a sub-aspiration holding coil, and a resistance coil, of which wire diameters are different from each other, which are respectively wound around a first winding portion, a second winding portion, and a third winding portion, which are separated, are provided.
US11450489B2
The present invention provides a small electronic device including an actuation component that operates using an electromagnetic force, a power storage device, and a case in which the actuation component and the power storage device are stored, in which the power storage device is formed of a non-magnetic body.
US11450487B2
A supercapacitor electrode comprises a mixture of graphene sheets and humic acid. The humic acid occupies 0.1% to 99% by weight of the mixture and the graphene sheets are selected from a pristine graphene material having essentially zero % of non-carbon elements, or a non-pristine graphene material having 0.001% to 5% by weight of non-carbon elements. The non-pristine graphene is selected from graphene oxide, reduced graphene oxide, graphene fluoride, graphene chloride, graphene bromide, graphene iodide, hydrogenated graphene, nitrogenated graphene, chemically functionalized graphene, or a combination thereof. The mixture has a specific surface area greater than 500 m2/g.
US11450486B2
A wet tantalum electrolytic capacitor containing a cathode, fluidic working electrolyte, and anode formed from an anodically oxidized sintered porous tantalum pellet is provided. The pellet is formed from a pressed tantalum powder. The tantalum powder is formed by reacting a tantalum oxide compound, for example, tantalum pentoxide, with a reducing agent that contains a metal having an oxidation state of 2 or more, for example, magnesium. The resulting tantalum powder is nodular or angular and has a specific charge that ranges from about 11,000 μF*V/g to about 14,000 μF*V/g. Using this powder, wet tantalum electrolytic capacitors have breakdown voltages that ranges from about 250 volts to about 400 volts. This makes the electrolytic capacitors ideal for use in an implantable medical device.
US11450484B2
In a multilayer ceramic capacitor includes, in a plane including a center portion in a length direction, and a stacking direction and a width direction of a first dielectric ceramic layer, where a thickness at a center portion in the stacking direction is T1, a thickness at an end of the first dielectric ceramic layer in the width direction is T2, and respective thicknesses between an end of a first internal electrode layer in the length direction not connected to a second external electrode, and the second external electrode, and between an end of the second internal electrode layer in the length direction not connected to the first external electrode, and the first external electrode is T3, a difference in thickness between T1 and T2 is within about 10% of T1, and a thickness of T3 is greater than T1 and T2 and a difference thereof is about 10% or more of T1 and T2.
US11450474B2
A coil component includes a body having one surface and another surface opposing each other, opposing end surfaces each connecting the one surface and the other surface to each other, and opposing side surfaces each connecting the end surfaces to each other. An internal insulating layer is embedded in the body, and a coil portion is disposed on at least one surface of the internal insulating layer and includes the first and second lead-out portions. The body has a recess disposed in each end surface of the body to expose the first and second lead-out portions. First and second external electrodes each include a connection portion disposed in the recess to be connected to a respective one of the first and second lead-out portions, and each include a pad portion disposed on the one surface of the body. A filling portion fills the recess and covers the connection portion.
US11450463B2
A programmable permanent magnet actuator, a magnetic field generation apparatus and a method of controlling thereof. The actuator has a first body that is a ferromagnetic material, a second body that is a single magnetized ferromagnet and a magnetic field generation device associable to the second body to generate a magnetic field in proximity with the second body. The actuator also has a controller adapted to control the magnetic field generation device to generate a controlled magnetic field. The controlled magnetic field is adapted to modify a magnetization of the second body such as to produce with the second body a required magnetic field to move one of the first or the second body with respect to one another according to a desired position or a desired torque. The desired position or the desired torque is maintained even after the application of the controlled magnetic field. The apparatus has a permanent magnet that has an intrinsic coercivity (Hci) value that is greater than 200 kA/m and a remanence (Br) value that is greater than 0.4 Tesla. The apparatus also has a magnetic field generation device associated to the permanent magnet and a controller connected to the magnetic field generation device. The controller is adapted to control the magnetic field generation device to produce a controlled magnetic field to variably modify a magnetization of the permanent magnet in order to produce a desired variable magnetic field and influence the electrically charged or magnetized material when placed in the desired variable magnetic field.
US11450449B2
A method for stripping a part of a shielding foil of a sheathed cable includes the following steps: provide the sheathed cable with the shielding foil that has a predetermined breaking point running along a circumference of the shielding foil; bend a subarea of the sheathed cable with the shielding foil in a first direction to apply a tearing stress at the predetermined breaking point that tears the shielding foil on a part of the circumference of the shielding foil; move a first part of the sheathed cable in an elliptical, particularly circular, movement to apply the tearing stress across essentially the entire circumference of the shielding foil, so that the shielding foil tears at the predetermined breaking point across the entire circumference of the shielding foil; and remove from the sheathed cable the part of the shielding foil that was stripped from the sheathed cable.
US11450448B2
The present invention relates to the use of a linear octafluorobutene as a dielectric compound in an environmentally safe dielectric-insulation or arc-extinction fluid for an apparatus for the generation, the transmission, the distribution and/or the usage of electrical energy.
US11450422B1
A system for providing artificial intelligence health support for people that renders specific, targeted treatment for the people and tracks those treatments includes multiple programs, multiple goals, and multiple missions. The multiple goals and the multiple missions may be combined in various ways to configure various of the multiple programs for multiple different people. The goals may be configured by priority and focus. Specific, targeted treatment may then be rendered and tracked for the multiple different people in association with the respective programs that have been configured for those respective people.
US11450419B1
Medication security and healthcare privacy analytics systems are described that enable users to search for and process stored healthcare environment data. The medication security and healthcare privacy analytics systems receive and correlate data from a plurality of data sources, including medication dispensing systems, healthcare employee records, and patient records, including user behavior or interaction data with the foregoing data sources. The medication security and healthcare privacy analytics systems include graphical user interfaces (GUIs) that enable users to select elements to filter the processed healthcare environment data and generate visualizations of filtered datasets. The visualizations are created using datasets generated by clustering algorithms and can indicate those users from a plurality of users whose interactions with various systems are anomalous (e.g., indicative of unexpected or non-customary user behavior).
US11450399B2
A method of testing a non-volatile memory (NVM) array includes heating the NVM array to a target temperature. While the NVM array is heated to the target temperature, a current distribution is obtained by measuring a plurality of currents of a subset of NVM cells of the NVM array, each NVM cell of the NVM array is programmed to one of a logically high state or a logically low state, and first and second pass/fail (P/F) tests on each NVM cell of the NVM array are performed. A bit error rate is calculated based on the current distribution and the first and second P/F tests.
US11450398B2
A method of testing a slave device of an Inter-Integrated Circuit (I2C) bus is provided. The method includes the following steps: (A) starting a first read operation or a first write operation of the slave device, the first read operation or the first write operation including a sub-operation of sending a command, an acknowledgement signal, data, an address or a control byte to the slave device; (B) sending a start command or an end command to the slave device after or during the sub-operation; (C) after step (B), performing a second read operation or a second write operation on the slave device; and (D) after step (C), determining whether the second read operation or the second write operation is correctly performed.
US11450388B2
Dynamic trim selection based on operating voltage levels for semiconductor devices and associated methods and systems are disclosed. Certain semiconductor devices are expected to operate under two or more operating voltage levels. In some embodiments, the semiconductor device can be characterized to determine optimum timing and/or voltage conditions across multiple operating voltage levels. Consequently, multiple sets of timing and/or voltage conditions can be identified depending on the operating voltage levels, which can be stored in a non-volatile memory (NVM) array of the semiconductor device. During operation, the semiconductor device can determine the operating voltage level currently supplied to the semiconductor device and select one of the timing and/or voltage conditions stored in the NVM array such that the semiconductor device can operate with the optimum timing and/or voltage conditions that has been predetermined for the semiconductor device operating under the operating voltage level.
US11450384B2
Distinct chip identifier sequence utilizing unclonable characteristics of resistive memory on a chip
Stochastic or near-stochastic physical characteristics of resistive switching devices are utilized for generating data distinct to those resistive switching devices. The distinct data can be utilized for applications related to electronic identification. As one example, data generated from physical characteristics of resistive switching devices on a semiconductor chip can be utilized to form a distinct identifier sequence for that semiconductor chip, utilized for verification applications for communications with the semiconductor chip or utilized for generating cryptographic keys or the like for cryptographic applications.
US11450382B2
A memory cell can have a state in a valley between adjacent data states. A determination can be made whether a state of a memory cell is in a valley between adjacent distributions of states associated with respective data states. A signal indicative of a data state of the memory cell and whether the state of the memory cell is in the valley can be transmitted.
US11450378B2
Apparatuses including threshold voltage compensated sense amplifiers and methods for compensating same are disclosed. An example threshold voltage compensated sense amplifier according to the disclosure includes circuits, such as a first transistor having a first conductivity type coupled to a first node and a second node; a second transistor having a second conductivity type coupled to the first node and at third node; a plurality of transistors coupled to the second node and further configured to receive a power supply voltage; and a control circuit configured to provide a plurality of control signals to the plurality of transistors. The control circuit provides the plurality of control signals indicative of a first drive strength in a first memory operation and further provides the plurality of signals indicative of a second drive strength in a second memory operation.
US11450372B2
A device implementing purgeable memory mapped files includes at least one processor configured to receive a first request to store a first data object in volatile memory in association with a copy of the first data object stored in non-volatile memory, the first request indicating to lock the copy in the non-volatile memory. The processor is further configured to provide for storing the first data object in the volatile memory, and lock the copy stored in the non-volatile memory. The processor is further configured to receive a second request associated with clearing a portion of the non-volatile memory, provide an indication that a second data object is available for deletion from the non-volatile memory when the first data object is locked, and provide an indication that the first data object is available for deletion from the non-volatile memory when the first data object has been unlocked.
US11450370B2
A memory device includes a plurality of memory cells. Each memory cell includes a multi-gate FeFET that has a first source/drain terminal, a second source/drain terminal, and a gate with a plurality of ferroelectric layers configured such that each of the ferroelectric layers has a respective unique switching E-field.
US11450365B2
An input/output circuit including: an input circuit configured to load differential input data to setup nodes based on a data strobe clock; an output circuit configured to compare and amplify the data loaded to the setup nodes, and output differential output data; and a voltage retention circuit configured to retain the setup nodes at voltage levels corresponding to the differential output data, based on the data strobe clock and the differential output data.
US11450359B1
Various implementations provide systems and methods for writing data to memory bit cells. An example implementation includes a write circuit that couples both a bitline and a complementary bitline to power (VDD) by positive-channel metal oxide semiconductor (PMOS) transistors. By using PMOS transistors instead of NMOS transistors at the applicable nodes, such implementations may avoid a voltage drop between VDD and the bitlines, thereby allowing the bitlines to reach a substantially full VDD voltage level when appropriate. Additionally, various implementations avoid dynamic nodes that share charge across NMOS transistors, thereby allowing a given bitline to reach a substantially full VDD voltage level when appropriate. Accordingly, some implementations may experience higher levels of writability and static noise margin than other implementations.
US11450347B2
The present invention provides an apparatus, system and method for reproducing data in groups. According to the apparatus, system and method for reproducing data in groups, some piece of data of sound source data that is already being reproduced through a specific terminal or external speaker is input through a microphone and compared with the entire data of the sound source data, thus to identify a current reproduction point, and synchronize the reproduction point with sound source data being played externally, thereby reproducing the sound source data at the same time.
US11450343B2
According to one embodiment, a magnetic disk device includes a first disk having a first user data region and a first system area, a second disk having a second user data region and a second system area, a first head that writes data to the first disk, a second head that writes data to the second disk, a first actuator having the first head, a second actuator having the second head, a first controller that controls the first disk, the first head, and the first actuator, and a second controller that controls the second disk, the second head, and the second actuator, wherein the first controller records first information related to the first head and the first disk in the second system area.
US11450334B2
To filter unwanted sounds from a conference call, a first voice signal is captured by a first device during a conference call and converted into corresponding text, which is then analyzed to determine that a first portion of the text was spoken by a first user and a second portion of the text was spoken by a second user. If the first user is relevant to the conference call while the second user is not, the first voice signal is prevented from being transmitted into the conference call, the first portion of text is converted into a second voice signal using a voice profile of the first user to synthesize the voice of the first user, and the second voice signal is then transmitted into the conference call. The second portion of text is not converted into a voice signal, as the second user is determined not to be relevant.
US11450331B2
A wearable accessory for delivery of personalized audio service includes a first microphone for capturing sound, a first speaker for playing media, a logic circuit for creating a personalized Head Related Transfer Function (HRTF) to enhance listening experience of the media, a communication module for accessing the Internet and to provide access to the media in response to capturing the sound, and a memory storage unit for storing information related to the captured sound. Other embodiments are disclosed.
US11450328B2
An apparatus for encoding a multi-channel signal having at least two channels, has: a downmixer for calculating a downmix signal from the multi-channel signal; a parameter calculator for calculating a side gain from a first channel of the at least two channels and a second channel of the at least two channels and for calculating a residual gain from the first channel and the second channel; and an output interface for generating an output signal, the output signal having information on the downmix signal, and on the side gain and the residual gain.
US11450307B2
A method, computer program product, and computer system for text-to-speech synthesis is disclosed. Synthetic speech data for an input text may be generated. The synthetic speech data may be compared to recorded reference speech data corresponding to the input text. Based on, at least in part, the comparison of the synthetic speech data to the recorded reference speech data, at least one feature indicative of at least one difference between the synthetic speech data and the recorded reference speech data may be extracted. A speech gap filling model may be generated based on, at least in part, the at least one feature extracted. A speech output may be generated based on, at least in part, the speech gap filling model.
US11450306B2
The system trains a model to provide information used to provide a synthesized speech response to a voice input. The model takes as input prosodic information that may include pitch, note, duration, prominence, timbre, rate, and rhythm, for example. The system receives a plurality of voice inputs, each associated with prosodic metric, as well as a plurality of responses, each also associated with prosodic metrics. The system trains the model based on the plurality of voice inputs, the plurality of responses, the prosodic metrics of the voice inputs, and the prosodic metrics of the responses such that the model outputs information used to generate the response. The model may also take as input user profile information, emotion metrics, and transition information to generate output. The output of the training model may be used by the system to provide synthesized speech responses having relevant prosodic character to received voice inputs.
US11450301B2
Techniques are disclosed relating to determining composition rules, based on existing music content, to automatically generate new music content. In some embodiments, a computer system accesses a set of music content and generates a set of composition rules based on analyzing combinations of multiple loops in the set of music content. In some embodiments, the system generates new music content by selecting loops from a set of loops and combining selected ones of the loops such that multiple ones of the loops overlap in time. In some embodiments, the selecting and combining loops is performed based on the set of composition rules and attributes of loops in the set of loops.
US11450286B2
An apparatus for driving an electro-optic display may comprise a first switch designed to supply a voltage to the electro-optic display during a first driving phase, a second switch designed to control the voltage during a second driving phase and a resistor coupled to the first and second switches for controlling the rate of decay of the voltage during the second driving phase.
US11450282B2
A display device includes: a dummy data unit connected to one end portion of a data line, where the dummy data unit supplies a dummy data signal to the data line; a sensing unit connected to an opposing end portion of the data line, where the sensing unit determines a load of the data line based on the dummy data signal supplied thereto through the data line; and a timing controller which controls a supply timing of a data signal to be supplied to the data line, based on the load.
US11450279B2
The embodiments relate to a display device that includes an input terminal through which a feedback voltage of a high-potential driving voltage is received from a display panel. An output terminal is included through which a high reference voltage and a low reference voltage generated on the basis of the feedback voltage are output. A flexible printed circuit board (FPCB) includes at least one capacitor connected between the input terminal and the output terminal.
US11450276B2
A display device includes a pixel circuit and a control circuit configured to control the pixel circuit. The pixel circuit includes a light-emitting element, and a driving thin-film transistor configured to control the amount of current to the light-emitting element. The control circuit is configured to apply a stress current higher than a maximum current for the light-emitting element to display images to the driving thin-film transistor but not to supply current to the light-emitting element in a period other than light-emitting periods of the light-emitting element to display an image.
US11450274B2
Disclosed are a display panel, a driving method of the display panel, and a display device. A switching module of a pixel circuit in the display panel includes a first transistor and a second transistor. A second electrode of the first transistor is electrically connected to a first electrode of the second transistor at a first node. A second electrode of the second transistor is electrically connected to a gate electrode of a driving transistor at a second node. The driving transistor is configured to provide a driving current for a light emitting module according to a potential of the second node in a light emitting phase. An input end of each potential adjustment module is electrically connected to the second node of one pixel circuit, and an output end of each potential adjustment module is electrically connected to the first node of at least one pixel circuit.
US11450267B2
Brightness compensation method and apparatus for pixel point are provided. The compensation method includes measurement processes of N times, N≥2. Each measurement process includes: obtaining images displayed on the display screen under different gray-scale signals, and extracting brightness of pixel points in the images; calculating difference parameters between brightness of the pixel points and brightness of the reference pixel point under the different gray-scale signals; fitting the difference parameters of the pixel points with initial brightness of the pixel points under the different gray-scale signals, to obtain initial brightness-difference parameter curves of the pixel points; calculating compensation parameters of the pixel points; during an (i)th measurement process, i=2 to N, images displayed on the display screen under the different gray-scale signals are obtained by compensating the initial brightness of the pixel points under the different gray-scale signals based on the compensation parameters obtained during an (i−1)th measurement process.
US11450263B2
A method of operating a source driver, a display driving circuit, and a method of operating the display driving circuit are provided. The method of operating the source driver including a receiver, includes determining a parameter value of the receiver for optimizing a receiving of the receiver, through training, and transmitting the parameter value to a timing controller external to the source driver. The method of operating the source driver further includes, based on an abnormal state occurring in the receiving of the receiver, receiving the transmitted parameter value from the timing controller, and optimizing the receiving of the receiver based on the received parameter value.
US11450260B2
A display device includes a set period setting unit for setting, as a set time, a time for which a set period elapses from a time at which a first area included in an input image is detected as a still area, and a gain generator for gradually decreasing an initial level of a gain value down to a saturation level having a lowest value of the gain value from the set time. The set period setting unit differently sets the saturation level of the gain value and a final level of the gain value, corresponding to grayscale values of the first area and a load value of the input image. The load value is an average value of grayscale values of an entirety of an area of the input image.
US11450254B2
A data driving device and a data processing device may reduce the amount of consumed power by being standing by for data transmission or data reception in a low-power mode.
US11450248B2
An image display device includes a use aspect information acquisition unit that acquires use aspect information regarding an equipment use aspect, an early period mode setting unit that sets a parameter related to processing or operation executed at a time of image display on the basis of the acquired use aspect information and causes image display operation to be executed as an early period mode, a later period mode setting unit that, in response to determination that it is the mode change timing, resets a parameter related to processing or operation executed at a time of image display and causes image display operation to be executed as a later period mode, and a timing determination unit that determines the mode change timing.
US11450246B2
A mobile product manufacturing demonstration, apparatus and method is intended to cut through the clutter and rise above the noise of typical marketing language and tactics, replacing the same with demonstrable, real-world demonstrations of how a producer is making a difference in terms of environmentally conscious manufacturing and good environmental stewardship. The mobile product manufacturing demonstration, apparatus and method includes a vehicle for transportation between rural townships and urban centers which itself is preferably battery powered, hydrogen powered, or powered by some other environmentally friendly mechanism. On board is a plurality of display stations which allow the public to interact with and/or manipulate materials used in the recycling and/or manufacturing process. Thus, the consumers will be able to see, hear, and feel (through touch and/or manipulation) how the products are made from recycled or recyclable materials.
US11450243B2
A tri-directional bracket, system, and method is for displaying information is disclosed. The bracket includes a set of sides connected to each other defining a generally triangular prism, a first end cap connected to the set of sides at a first end, a second end cap, connected to the set of sides at a second end, a stop cap connected to the set of sides, positioned between the first end and the second end, and a guide connected to the set of sides, positioned between the stop cap and the second end cap. A handle is connected to the first end cap. A 360-degree viewing angle defined by the set of sides. A set of displays is connected to the tri-directional bracket and a computing device is connected to the set of displays to display information. The bracket is then connected to a mounting structure, such as a tripod.
US11450242B1
A pop-out flag for use along a retail shelf edge is printed on a sheet, with information on the front and back sides of the flag being printed without having to duplex the sheet through the printer. When the flag is removed from the sheet it folds onto itself so that an adhesive trim portion of the front and back sides of the flag come into contact with one another. The pop-out design also allows the liner to remain with the face stock to add necessary stiffness to the flag. A pair of concave, arcuate-shaped reliefs along the fold line permit the flag to fold flat onto itself so that the adhesive trim portion contains no voids or bubbles where the two sides of the flag contact one another.
US11450238B2
A transformation key generation apparatus has key generation means for receiving a decryption key sks of a first public key encryption scheme Σs and a public key pkd of a second public key encryption scheme Σd, and generating a transformation key utks→d for transforming first ciphertext cts of the first public key encryption scheme Σs into second ciphertext tct of the second public key encryption scheme Σd by using a probabilistic circuit or function secret sharing.
US11450228B2
Various embodiments of a pointer for focused reading of a word or character are disclosed. For example, the pointer may include a frame, a reading pane defined inside the frame, a marker formed on the frame for pointing to a particular location of the reading pane, and an elongated handle attached to the frame at a non-zero angle.
US11450225B1
An example method embodying the disclosed technology comprises: digitally storing Teacher models and a Student model at a server computer; training each model with a corpus of unlabeled training data using Masked Language Modeling; fine-tuning each Teacher model for an ASAG task with labeled ground truth data; executing each Teacher model to generate and digitally store a respective set of class probabilities on an unlabeled task-specific data set for the ASAG task; further training the Student model by a linear ensemble of the Teacher models using KD; receiving, at the server computer, digital input comprising a target response text and a corresponding target reference answer text; programmatically inputting the target response text and the corresponding target reference answer text to the Student model, thereby outputting a corresponding predicted binary label; displaying correction data indicating the corresponding predicted binary label in a GUI; and, optionally, displaying explainability data in the GUI.
US11450218B2
Systems and methods are disclosed for periodic real-time reporting of in-flight turbulence experienced by aircraft using the existing Automatic Dependent Surveillance-Broadcast (ADS-B) messaging system. The invention includes both broadcast to and reception from other aircraft and ground stations using the ADS-B system. Systems and methods for displaying the received turbulence reports on a cockpit display system are also disclosed. The disclosed systems and methods accomplish the objectives of the invention on a non-interference basis with existing ADS-B system functionality by utilizing currently reserved message types and/or unused data fields for the turbulence reporting. The invention is applicable to both 1090ES and 978 UAT ADS-B systems.
US11450215B2
A motion planning method and system for aircraft, in particular for separately electrically driven, load-carrying and/or people-carrying multicopters, includes: a motion preliminary planning unit that executes a preliminary planning algorithm using a computer on the ground or on board an aircraft in question, by which algorithm a reference trajectory, emergency trajectories are determined at intervals along the reference trajectory and confidence intervals are determined along the reference trajectory, which confidence intervals specify a spatial volume in which to maneuver without a pre-planned path but that the aircraft can't leave or is able to leave only at predefined locations; a data store in which parameters of the reference trajectory, parameters of the confidence intervals and parameters regarding a permissible deviation of the aircraft from the reference trajectory are stored on the aircraft according to instructions of the motion preliminary planning unit; a real-time control unit on the aircraft for the real-time motion planning using the parameters and the confidence intervals and using system data of the aircraft recorded by sensors; and an actuation apparatus that actuates flight control/regulation apparatuses of the aircraft using control/regulation signals derived from the real-time motion planning, wherein the flight control/regulation apparatuses of the aircraft are actuatable such that the aircraft is moved or is able to be moved either a) along the reference trajectory or b) along a real-time trajectory within a confidence interval or along an emergency trajectory with a given or required deviation from the reference trajectory.
US11450210B2
Methods for performing operations for improving driver safety across a fleet of vehicles are disclosed. A plurality of safety events pertaining to a driving of a fleet of vehicles by a plurality of drivers are detected. A subset of the events is identified. The subset corresponds to one or more safety events of the plurality of safety events involving one or more vehicles of the fleet of vehicles to which drivers have not been assigned. A user interface is generated for presentation on a client device, the user interface including an interactive user interface element for accessing the subset of the events. One or more user interface elements are provided for accepting or rejecting recommendations for assignments of one of the plurality of drivers to each of the vehicles. The recommendations are generated based on an application of a machine-learned model to images of faces captured.
US11450209B2
A vehicle outputs a driving sound generated based on the driver's preference rather than outputting a uniform driving sound. The vehicle includes a sensor that acquires at least one of a facial image, an audio signal, and a biometric signal. A database stores a plurality of sound sources classified according to driver information. A controller calculates the driver information based on at least one of the facial image, the audio signal, and the biometric signal, selects any one of the plurality of sound sources stored in the database based on the calculated driver information, generates a driving sound based on the selected sound source, and operates a speaker to output the generated driving sound.
US11450200B2
Methods for creating high quality alarms raise EMS operator awareness to abnormal conditions in monitored assets across multiple sites in a single EMS software platform. An embodiment includes steps for accessing an alarm designer software tool that contains a library of alarm definitions and the ability to create new alarm definitions, clone and edit existing alarm definitions, lock alarm definitions and delete alarm definitions. Applicable data is defined using channel attributes identifying which channel or channels associated with the multiple monitored sites are to be evaluated for alarming conditions. The alarm frequency, trigger conditions, pending open duration, close conditions, and pending close duration are also defined. Alarms can trigger upon one or more channels' behavior over periods of time and conditional relationships between multiple channels. Close conditions for an alarm can be, but are not required to be, the resolution of the trigger conditions.
US11450190B2
A proximity detection apparatus for avoidance of nearby subjects includes an article, a detector, an alert device and a controller. The article is for a user. The detector is configured to generate a detected value in response to sensing infrared radiation emitted from a subject in a vicinity of the article. The alert device is configured to generate an alert in response to a control signal. The controller is in communication with the detector and the alert device. The controller is configured to set a first predetermined value associated with a proximity condition of an unacceptable proximity range, configured to determine when the detected value exceeds the first predetermined value, and generate the control signal to the alert device to present the alert to inform the user that the subject is within the unacceptable proximity range.
US11450187B2
An image capturing apparatus comprises a plurality of movable image capturing units, a detection unit configured to detect positions of the respective image capturing units, and a generation unit configured to generate video data in which videos obtained by the image capturing units are laid out based on a detection result of the detection unit. The generation unit sets a positional relationship in the video data between at least two videos obtained by at least two image capturing units out of the image capturing units to coincide with a positional relationship between the at least two image capturing units.
US11450183B1
A headgear-based sports signaling system which includes a controller capable of transmitting electronic signals to receivers mounted in or on sports headgear, and wherein the receivers control lights or other displays in or on the sports headgear to signal events that have occurred during game play. In some configurations, the controller is a whistle with airflow detection which transmits signals to the headgear when airflow is detected in the whistle.
US11450182B2
Gaming systems and methods which utilize the results of a sporting event to determine an outcome of a bingo game.
US11450181B2
In an electronic gaming device, a boost stage uses a metamorphic graphical element. The boost stage starts when predetermined condition such as a “near-miss” condition occurs and provides an additional opportunity to satisfy a trigger condition for a supplemental feature. The metamorphic graphical element indicates how many times the predetermined condition has occurred since the supplemental feature was last triggered. When the boost stage starts, the state of the metamorphic graphical element can advance to a higher state value, visually indicating the additional opportunity to satisfy the trigger condition for the supplemental feature. For the boost stage, if the previous result (associated with the predetermined condition) is enhanced enough to satisfy the trigger condition, the supplemental feature is triggered and the metamorphic graphical element is reset. Otherwise, the boost stage finishes but the advanced state value of the metamorphic graphical element is maintained.
US11450175B2
Provided are systems for providing ticket and cashless discount offers. As system includes a processor circuit that receives, from a player, a request for a cashout that corresponds to a cash balance held by the player at the end of a gaming session. A cashout bonus status that corresponds to the player and to the gaming session is determined. A bonus portion that is based on the cashout bonus status and the cash balance is determined. The system transmits an offer message to the player. The offer message includes an offer to allocate the bonus portion and the cash balance to be spent with a predefined vendor that is associated with a game provider. If the player accepts the offer, the bonus portion and at least a portion of the cash balance are transferred to an account that is associated with the player and the predefined vendor.
US11450172B2
Systems and methods for a skill-based games are provided with the present disclosure. A plurality of targets each are displayed and moved about a playfield shown on a display of an amusement system according to one or more non-random, learnable sequences or patterns. Upon receipt of an input at one or more of player controls of a player station of the amusement system, a game play is initiated and an object is directed along the playfield from the player station. If the object engages a target of the plurality of targets, the game play is ended and it is determined whether a threshold criterion for obtainment of the target has been met. An award is distributed to the player station if the threshold criterion for obtainment of the target has been met. Other aspects also are described.
US11450171B2
The present technology is directed to a kiosk for storing, displaying, and distributing a plurality of baked products. The kiosk may include, for example, a housing defining a chamber therein and configured to receive a plurality of baked products. The kiosk may include one or more sensors configured to analyze the individual baked products to determine one or more baked unit parameters and adjust one or more baking inputs based on the measured parameters.
US11450169B2
A vending machine with a curved exterior shape is disclosed. Some embodiments of the vending machine are circular in design, and include a transparent upper housing that allows customers to see into the interior of the vending machine. Products for vending may be stored in a non-transparent lower housing. A centrally-located product delivery system transports products for vending from the lower housing to delivery portals located on the upper housing. The product delivery system is able to move along a vertical line and rotate through the horizontal plane and can deliver products from any portion of the lower housing to any delivery portals located on the upper housing.
US11450168B2
An automatic vending machine is provided with a storage compartment or the like having a thermally insulating construction in which a number of product columns for accommodating products aligned side-by-side in one column are provided in different levels in such a way that the most downstream products in each product column are aligned side-by-side in a vertical direction, and an in-compartment fan for cooling an internal atmosphere of the storage compartment or the like by blowing air that has been cooled by means of an evaporator disposed in the storage compartment or the like, wherein the automatic vending machine is also provided with a control unit which drives the in-compartment fan for a predefined time if the internal temperature of the storage compartment or the like reaches to or above a predefined reference temperature in a state in which driving of a freezer and of the in-compartment fan are stopped.
US11450156B2
An apparatus includes: a driving route calculator configured to obtain vehicle information about a vehicle and calculate a driving path of the vehicle; an object detector configured to detect an object near the vehicle or the driving path of the vehicle using one or more sensors mounted on the vehicle, and obtain object information on the object; and an acoustic signal processor configured to control a frequency and a volume of an acoustic signal based on the vehicle information and the object information, and transmit the acoustic signal to a speaker mounted on the vehicle.
US11450151B2
A device may select an individual that is a candidate for authentication by facial recognition. The device may identify a facial area of the individual and an area of exposed skin of the individual. The device may obtain a first temperature associated with the facial area of the individual and a second temperature associated with the area of exposed skin of the individual. The device may determine, based on the first temperature and the second temperature, whether an appearance of the facial area of the individual is likely altered by a face-altering technology. The device may selectively perform facial recognition on the facial area of the individual based on whether the appearance of the facial area of the individual is likely altered by the face-altering technology.
US11450144B2
The present invention is directed to a system that may be incorporated into currently available electronic devices such as laptops, cell-phones and tablets, that help the user to maintain a viewing distance that is safe for the eyes. In order to avoid near-point stress on the eyes which may lead to the onset of myopia and/or accelerate the progression of myopia, especially in children or young adults, the system of the present invention monitors viewing distance and automatically distorts the image and/or text display into a format that is unreadable, for example, through blurring or pixilation, when the device is too close to the viewer. Alternatively, the system may automatically turn off the display when the device is too close and turn the display on when the device is at the proper viewing distance.
US11450143B2
A real/fake fingerprint recognition device includes a light source, a detector, and a processor. The light source is configured to provide a first color light and a second color light to a fingerprint. The detector is configured to receive a first reflect light corresponding to the first color light, and receive a second reflect light corresponding to the second color light. The processor is configured to establish a first image and a second image according to the first reflect light and the second reflect light respectively, and determine whether the fingerprint is a real fingerprint according to the first image and the second image.
US11450139B2
A protective film covers the surface of a cover member in an OLED display with a fingerprint recognition system. The protective film includes a base layer with an in-plane retardation value of 25 nm or less. A hard coat layer may be formed on a surface of the base layer. The surface is a surface farther from the cover member.
US11450135B2
A fingerprint detection apparatus comprising: an insulating substrate; a plurality of photoelectric conversion elements arrayed in a detection region of the insulating substrate, each of the photoelectric conversion elements configured to output a signal in accordance with light incident on each of the photoelectric conversion elements; first switching element, each corresponding to each of the photoelectric conversion elements and including a first semiconductor made of oxide semiconductor; a plurality of gate lines coupled with the first switching elements and extending in a first direction; a plurality of signal lines coupled with the first switching elements and extending in a second direction intersecting the first direction; and a gate line drive circuit including a second switching element that includes a second semiconductor made of polycrystalline silicone, the gate line drive circuit being provided in a peripheral region outside the detection region and configured to drive the gate lines.
US11450133B2
An ultrasonic sensing device includes: a sensing layer between a driving electrode and a sensing electrode, a double-gated first transistor connected to a selection line and the sensing electrode, and may further include a sensed voltage storing capacitor having an electrode on the same layers as the first transistor. The configuration as a double gated transistor of a pixel sensor and the placement of one of the capacitor electrodes on the same layer can each reduce the size of the pixel sensor. The ultrasonic sensing device may be utilized as a proximity sensor or a fingerprint recognition sensor.
US11450131B2
An electronic device according to the present invention includes at least one memory and at least one processor which function as: an acquisition unit configured to acquire line-of-sight information relating to a line of sight of a user; a display control unit configured to execute control to display a captured image on a display surface; a tracking unit configured to detect an object in the image so as to track the object; and a setting unit configured to set a tracking target of the tracking unit, wherein the setting unit resets the tracking target based on the line-of-sight information and a tracking history of an object that is the tracking target in a case where the object stops being detected.
US11450126B1
Described herein is a computer-implemented method for automatic extraction of canonical data from an electronic document. The method comprises classifying a first text rectangle in an electronic document as a label and a second text rectangle as a value using a first machine learning algorithm. A first probability score of a likelihood of the first text rectangle corresponding to a first canonical category is determined using a second machine learning algorithm. A second probability score of a likelihood of the second text rectangle corresponding to a first canonical category is determined using a third machine learning algorithm. A relative spatial position of the second text rectangle relative to the first text rectangle is calculated. Based on the relative spatial position, the first probability score, and the second probability score, the first text rectangle, and the second text rectangle are classified into the first canonical category.
US11450125B2
Methods and systems for detecting tables within documents are provided. The methods and systems may include receiving a text of the document that includes a plurality of words depicted in the document image. Feature sets may be calculated for the words and may contain one or more features of a corresponding word of the text. Candidate table words may then be identified based on the features vectors, and may then be used to identify a table location within the document image. In some cases, the candidate table words may be identified using a machine learning model.
US11450122B2
Systems and methods for detecting defects are disclosed. According to certain embodiments, a method of performing image processing includes acquiring one or more images of a sample, performing first image analysis on the one or more images, identifying a plurality of first features in the one or more images, determining pattern data corresponding to the plurality of first features, selecting at least one of the plurality of first features based on the pattern data, and performing second image analysis of the at least one of the plurality of first features. Methods may also include determining defect probability of the plurality of first features based on the pattern data. Selecting the at least one of the plurality of first features may be based on the defect probability.
US11450121B2
An optical readout method for detecting a precipitate (e.g., a precipitate generated from the LAMP reaction) contained within a droplet includes generating a plurality of droplets, at least some which have a precipitate contained therein. The droplets are imaged using a brightfield imaging device. The image is subject to image processing using image processing software executed on a computing device. Image processing isolates individual droplets in the image and performs feature detection within the isolated droplets. Keypoints and information related thereto are extracted from the detected features within the isolated droplets. The keypoints are subject to a clustering operation to generate a plurality of visual “words.” The word frequency obtained for each droplet is input into a trained machine learning droplet classifier, wherein the trained machine learning droplet classifier classifies each droplet as positive for the precipitate or negative for the precipitate.
US11450115B1
A computer system is provided. The computer system includes a memory and at least one processor coupled to the memory and configured to provide office safety controls. The at least one processor is further configured to perform computer vision analysis on an image of a shared resource to determine safety related conditions associated with the shared resource, the safety related conditions including a count of people using the shared resource and timing of the use of the shared resource, and update analytics associated with the shared resource based on the determined safety related conditions. The at least one processor is further configured to maintain a notification subscription associated with a user, the notification subscription including user specified safety parameters related to the shared resource, and generate a notification regarding the shared resource, the generation based on a comparison of the updated analytics and the user specified safety parameters.
US11450110B2
In one aspect, a method includes receiving first query fingerprint data representing first content channeled through a portion of a content-distribution system. The method also includes detecting a first match between the received first query fingerprint data and first reference fingerprint data representing a modifiable content-segment. The method also includes responsive to detecting the first match, performing a first action. The method also includes receiving second query fingerprint data representing content received by a content-presentation device. The method also includes detecting a second match between the received second query fingerprint data and second reference fingerprint data representing second content transmitted by the content-distribution system, where the second content is a modified version of the first content. The method also includes responsive to detecting the second match, performing a second action that is different from the first action.
US11450088B2
A method of detecting biometric feature with an electronic device and the method includes the following steps. Firstly, a detection region is provided on the electronic, the electronic device includes a plurality of first sensor units and a plurality of second sensor units. Then, a first scanning light is generated in the detection region, and the first scanning light is sensed by the plurality of first sensor units. Next, a second scanning light is generated in the detection region, and the second scanning light is sensed by the plurality of second sensor units. Finally, a biometric feature is determined.
US11450082B2
In one embodiment, L dimensional images are trained, mapped, and aligned to an M dimensional topology to obtain azimuthal angles. The aligned L dimensional images are then trained and mapped to an N dimensional topology to obtain 2N vertex classifications. The azimuthal angles and the 2N vertex classifications are used to map L dimensional images into 0 dimensional images.
US11450080B2
An image processing method and apparatus, and a storage medium are provided. The method includes: detecting a target object in a current video frame of a target video stream, to obtain a current detection region for the target object; adjusting the current detection region according to a historic detection region corresponding to the target object in a historic video frame of the target video stream, to obtain a determined current detection region; performing key point positioning on the target object based on the determined current detection region, to obtain a first set of key points; and performing stabilization on locations of the key points in the first set according to locations of key points in a second set corresponding to the target object in the historic video frame, to obtain current locations of a set of key points of the target object in the current video frame.
US11450078B2
The present disclosure relates to systems, methods, and non-transitory computer readable media for generating and providing a height map of a three-dimensional digital model based on a normal map of the three-dimensional digital model. For example, the disclosed systems can generate a height map from a normal map by utilizing a Poisson model based on Dirichlet boundary conditions. The disclosed systems can determine the Dirichlet boundary conditions for a virtual boundary of a gradient map corresponding to a given normal map by imposing pure Neumann boundary conditions for the virtual boundary. Based on the Dirichlet boundary conditions, the disclosed systems can utilize a Poisson model to determine height values for pixels of a gradient map corresponding to pixels of a given normal map.
US11450075B2
A method for generating a body model of a person wearing a cloth includes receiving an user input related to a person, wherein the user input comprises at least one image or photograph of the person, wherein at least one image of the person has face of the person, using a human body information to identify requirement of the other body part/s, receiving at least one image or photograph of other human body part/s based on identified requirement, processing the image/s of the person with the image/s or photograph/s of other human body part/s using the human body information to generate a body model of the person, wherein the body model represent the person whose image/photograph is received as user input, and the body model comprises face of the person, receiving an image of a cloth according to shape and size of the body model of the person, and combining the body model of the person and the image of the cloth to show the body model of the human wearing the cloth. The human body information comprises at least one of orientation of face of the person in the image of the person, orientation of body of the person in the image of the person, skin tone of the person, type of body part/s shown in the image of person, location and geometry of one or more body parts in image of the person, body/body parts shape, size of the person, weight of the person, height of the person, facial feature information, or nearby portion of facial features, or combination thereof. The facial feature information comprises at least one of shape or location of at least face, eyes, chin, neck, lips, nose, or ear, or combination thereof.
US11450069B2
In some aspects, a method for using a transparent window to augment an application includes establishing a transparent window to be displayed in synchronization over a first window of an application on a client device. The content of the application in the first window is viewable through the transparent window. The method further includes detecting, by the transparent window, one or more encoded portions of content of the application being displayed in the first window, and displaying, by and in the transparent window, a decoded form of the one or more encoded portions of the content of the application displayed in the first window.
US11450068B2
A first three-dimensional (3D) model of a target in a 3D space is acquired based on a first two-dimensional (2D) image including the target. A 3D morphing parameter is acquired. The first 3D model is transformed into a second 3D model based on the 3D morphing parameter. First 2D coordinates are acquired by mapping the first 3D model to a 2D space. Second 2D coordinates are acquired by mapping the second 3D model to the 2D space. A second 2D image including a morphed target is acquired by morphing the target in the first 2D image based on the first 2D coordinates and the second 2D coordinates.
US11450066B2
3D reconstruction method based on deep learning includes the following steps: (1) The potential vector constrained in the input image is used to reconstruct the complete 3D shape of the target, and the mapping between the part and the complete 3D shape is learned, then the 3D reconstruction of a single depth image is realized. (2) Learn the intermediate feature representation between the 3D real object and the reconstructed object to obtain the target potential variables in step (1). (3) The voxel floating value predicted in step (1) is transformed into binary value by using the limit learning machine to complete high-precision reconstruction.
US11450065B2
Examples of the disclosure describe systems and methods for decomposing and sharing 3D models. In an example method, a first version of a virtual three-dimensional model is displayed via a display of a wearable head device. A request is made to a host device for data associated with a second version of the virtual three-dimensional model, wherein the second version of the virtual three-dimensional model comprises a constituent part. It is determined whether the first version of the virtual three-dimensional model comprises the constituent part. In accordance with a determination that the first version of the virtual three-dimensional model does not comprise the constituent part, a request is made to the host device for data associated with the constituent part. The second version of the virtual three-dimensional model is displayed, via the display of the wearable head device. In accordance with a determination that the first version of the virtual three-dimensional model comprises the constituent part, a request is not made to the host device for data associated with the constituent part.
US11450054B2
A character rig may be representable as a data structure specifying a plurality of articulated character parts, an element tree specifying relations between character parts, and a set of constraints on the character parts. After receiving rotoscoping movement input data corresponding to attempted alignments of movements of at least some of the character parts with elements moving in a captured live action scene, a rotoscoping constraints may be received. The rotoscoping constraint may include at least a first constraint on the character rig other than a second constraint specified by the data structure of the character rig, Thereafter, rig movement inputs for a second set of character parts distinct from the first set of character parts may be accepted and the character rig may be moved according to the rig movement inputs while constrained by the rotoscoping constraints.
US11450047B2
Aspects presented herein include systems and methods for editing images (still or video images). In embodiments, edit information is captures and associate with an edited image (e.g., a “remix” image). The remix image and its associated edit information may be readily shared with other users. In embodiments, users can see the creator's editing steps used to achieve the end result via interactive “cards” that may be displayed with the remix image. In embodiments, a player application uses the captured edit information to allow users to “replay” some or all of those edits on an image. The remix-replay embodiments provide: (1) unique ways for capturing edits and parameter adjustments for being applied onto a different image; (2) unique ways for observing how the image was edited for learning how to replicate edits; and (3) unique ways for applying some or all of those edits during editing.
US11450046B1
A digital graphics uploading, dialoguing, and commenting system is disclosed. The digital graphics uploading, dialoguing, and commenting system may provide a social forum upon which various artists may present their work for the purpose of soliciting diverse commentary by enabling other users to add their own dialogue or express their own comments on the existing dialogue. Unique to the system may be the ability to enable a user to search the database of digital media files using various parameters, such as keywords or categories, as assigned by the artist or editor, for viewing or further editing. In this way, a user may apply their own perspectives or interpretations to the available digital media, to express a position or opinion to a wider audience of potential viewers. Moreover, the present system allows business owners to initiate tasks for other users to engage, and compensate those users for their work.
US11450043B2
Systems and methods for design element association and modification are provided. An example method for editing elements in multiple artboards includes receiving an isolation session-initiation user input that identifies a first design element arrangement on a first artboard in a workspace on a user interface. The method also includes, responsive to receiving the isolation session-initiation user input, identifying a second artboard in the workspace based on the second artboard including a second design element arrangement that is associated with the first design element arrangement, and updating the user interface to display the first artboard and the second artboard within an isolation session. As an example updating the user interface may include displaying the first design element arrangement and the second design element arrangement using a first style, and displaying other portions of the first artboard and the second artboard using a second style.
US11450040B2
A display control device includes a front image acquiring portion configured to acquire front images by a front camera that images a front of a vehicle traveling on a traveling lane, a lane line position calculation portion configured to calculate a position of a lane line separating the traveling lane and an adjacent lane adjacent to the traveling lane based on movement of the vehicle in a period from a point at which the front image is acquired by the front camera, a movement track calculation portion configured to calculate a movement track of the vehicle, a map creating portion configured to create a map, and a display control portion configured to display, a synthesized image in which a pseudo lane line image corresponding to the lane line is superimposed onto a rear side image acquired after the movement of the vehicle by a rear side camera based on the map.
US11450035B2
Embodiments of the present disclosure relate to computer storage, methods, and systems for the optimization of accessible color themes. Systems and methods are disclosed that leverage the use of confusion lines to identify and highlight relationships between colors that may be inaccessible (e.g., indistinguishable) for a person with a vision impairment, such as a color vision deficiency. In some embodiments, a graphical user interface is provided that, based on a selection of colors in a color wheel, visually indicates curves of confusion for each color in the selection of colors. Each curve of confusion visually indicates a confusion of colors for a type of vision impairment, such as a CVD.
US11450024B2
A method includes obtaining a point cloud captured by a depth sensor, and image data captured by an image sensor, the point cloud and the image data representing a support structure bearing a set of objects; obtaining an image boundary corresponding to an object from the set of objects; determining a portion of the point cloud corresponding to the image boundary; selecting, from the determined portion, a subset of points corresponding to a forward surface of the object; and generating a three-dimensional position of the object based on the forward surface.
US11450022B2
A method for detecting a loop closure is described. A device accesses pose information and a three-dimensional map of feature points generated by a visual inertia system of the device. The device splits the pose information into a translational part and a rotational part. The device limits the translational part to two-dimensional coordinates and estimates two-dimensional information of the limited translational part based on an accumulator voting space. The device determines an updated pose of the device based on the estimated two-dimensional information, the rotational part, and the three-dimensional map. The pose information is updated with the updated pose.
US11450020B2
[Problem] Presented are an information processing apparatus, a method for processing information, and a computer program that can control information output adaptively to positional information and directional information of each user. [Solution] Provided is an information processing apparatus including an information acquisition unit acquiring positional information of a first place with which first information is associated and positional information and directional information of each of a plurality of first users and an output controller controlling output of the first information by a first output unit carried by each of the first users based on the positional information of the first place and the positional information and the directional information of each of the first users.
US11450013B2
A method for acquiring a sample image set, includes: acquiring a plurality of frame images continuously shot for a shooting scene; determining, as a reference image, one frame of a plurality of frame images, and determining, as non-reference images, remaining ones of the plurality of frame images other than the one determined as the reference image; performing a format conversion on the reference image and the non-reference images to obtain a format-converted reference image and format-converted non-reference images, and performing a noise addition processing on the format-converted reference image and each non-reference image respectively; aligning each noise-added non-reference image with a noise-added reference image to obtain an aligned non-reference image; annotating the format-converted reference image with pixel information to obtain a non-noise-added reference image; and acquiring the sample image set, the sample image set including the aligned non-reference image, the noise-added reference image, and the non-noise-added reference image.
US11450011B2
A system includes a weight sensor and a weight server. The weight sensor generates a signal indicative of a weight of at least one of an item. The weight server detects an event corresponding to a weight change on the weight sensor when a quantity of the item is removed from the weight sensor. The weight server determines the item quantity by calculating a result of dividing the weight change over a unit weight of the item. If the result is within a threshold range from an integer that is closest to the result, the weight server determines that a quantity of the item with the amount of the integer is removed from the weight sensor. If the result is not within the threshold range from the integer, the weight server uses weight change patterns of historically observed signals to determine item quantity that was removed from the weight sensor.
US11450003B2
Provided is a technology for extracting an image of a target plane from 2D or 3D image data acquired by a medical imaging apparatus with a small amount of computation and at high speed. A plane of a target plane including a predetermined structure is extracted from image data of a subject. A region of the predetermined structure included in the plane is detected by applying a learning model learned using learning data including a target plane for learning including an image of the structure and a region-of-interest plane for learning obtained by cutting out and enlarging a partial region including the structure in the target plane for learning to a plurality of planes obtained from the image data, and the plane of the target plane is extracted based on the detected region of the predetermined structure.
US11450001B2
A medical image processing apparatus according to an embodiment includes processing circuitry. The processing circuitry acquires image data including image data of a blood vessel of a subject. The processing circuitry performs analysis related to the blood vessel by using the image data, and specifies a region of interest in the blood vessel based on a result of the analysis. The processing circuitry performs fluid analysis on a region other than the region of interest at a first accuracy, and performs fluid analysis on the region of interest at a second accuracy that is higher than the first accuracy.
US11449992B2
A method (300) for obtaining one or more oral images (90) using an imaging device or system (100, 200) includes: (i) obtaining (320), using an imager, an oral image; (ii) extracting (330), by a controller, one or more features from the oral image, wherein the extracted one or more features comprises at least an image quality feature and an object recognition feature; (iii) determining (340), by a decision module of the controller, whether the one or more extracted features satisfy a predetermined feature threshold; (iv) providing (350) feedback to a user regarding the obtained oral image if the one or more extracted features does not satisfy the predetermined feature threshold, or authorizing (370) transmission of the oral image to a dental professional if the one or more extracted features satisfy the predetermined feature threshold; and (v) transmitting (380), if transmission is authorized, the obtained oral image to a dental professional.
US11449987B2
A method of detecting the presence of a prostate cancer in a human subject comprising the steps of (a) obtaining a histologically normal prostate tissue sample from the patient and (b) quantifying the epithelial thickness or gland lumen roundness of the tissue, wherein an increase in epithelial thickness or a decrease in gland lumen roundness indicates the presence of prostate cancer or a prostate cancer field defect.
US11449979B2
There is provided a method, a non-transitory computer readable medium, and a system for measuring a pattern. The method can include (a) obtaining an electron image of an area of a sample, the area comprises the pattern, the electron image comprises multiple lines; each line comprises information obtained by moving an electron beam over a scan line; (b) generating a converted image by applying a noise reduction kernel on the electron image, the noise reduction kernel has a width that represents a number of consecutive lines of the electron image; the width is determined based on relationships between analysis results obtained when using noise reduction kernels of different widths; and (c) analyzing the converted image to provide a pattern measurement.
US11449973B2
A system and method for constructing a digital composite image of a three-dimensional biological sample. The system includes an optical system that captures images of cells and tissue presented on a specimen slide. The system systematically acquires a stack of images at different segments across the specimen slide. For each segment, the system dynamically calculates an optimal focal plane. Once an optimal focal plane is determined for each of the stacks of images, the system generates a composite image by copying the sharpest objects from each of the optimal focal planes.
US11449966B2
A computer-implemented method for increasing the image resolution of a digital image is provided. The method includes performing bicubic upsampling of the digital image to generate a base high-resolution (HR) image. The digital image is converted from a red-green-blue (RGB) color space to a Luma (Y), Chroma Blue Difference (Cb), and Chroma Red Difference (Cr) (YCbCr) color space to generate a low-resolution (LR) residual image. A plurality of convolutional layers of a neural network model is applied to the LR residual image to convert it to a plurality of HR residual sub-images corresponding to the digital image. An HR image corresponding to the digital image is generated using the base HR image and the plurality of HR residual sub-images.
US11449964B2
Provided are an image reconstruction method, a device and a microscopic imaging device. The method includes calculating a gray value at each fiber center in a fiber bundle (04) in a reconstructed image according to a gray value at a center position of each fiber, determined in one or more sample images; performing a spatial interpolation using the gray value at the fiber center to obtain gray values of other pixel points in the fiber bundle (04) in the reconstructed image, so as to form the reconstructed image. This image reconstruction method greatly accelerates the speed of image reconstruction, and is helpful to remove the grating (022) and fiber bundle (04) cellular grid residues in the reconstructed image and improve the imaging quality of the reconstructed image.
US11449960B2
A system processes images of documents, for example, identification documents. The system transforms an image of a document to generate an image that represent the document in a canonical form. For example, if the input image has a document that is tilted at an angle with respect to the sides of the image, the system modifies the orientation of the document to show the document having sides aligned with the sides of the image. The system stores user accounts that include user information including images. The system generates a graph of nodes that represent user accounts with edges determined based on similarity scores between user accounts. The system determines connected components of user accounts, such that each connected component represents user accounts that have a high likelihood of being duplicates.
US11449955B2
The present disclosure discloses an information processing method performed at a computer server that is communicatively connected to a plurality of mobile terminals. The computer server receives a sharing request sent by a first terminal, where the sharing request carries a page link used to be linked to an information presentation page and an identifier of a first user currently logging into. The computer server then generates, according to the page link and the first user identifier, a sharing link used to be linked to the information presentation page and sends the sharing link to a second terminal of a second user identifier in a user relation chain of the first user identifier. Next, the computer server allocates virtual goods to the first user identifier according to a preset policy when it is determined that the second mobile terminal displays the information presentation page according to the sharing link.
US11449951B1
An approach is provided for automatically performing claim preemptive subrogation. An intelligent agent in an artificial intelligence system is activated. An occurrence of a vehicular event is detected. Using the intelligent agent, a mesh network of devices positioned within an environment surrounding the vehicular event is established. Property, event, and environmental data describing the vehicular event is collected and stored in a blockchain node. A smart contract is established on the blockchain node. The smart contract provides authorized parties with an access to the stored property, event, and environmental data. Based on the stored property, event, and environmental data and rule(s), a preemptive subrogation is performed by determining a cause of the vehicular event.
US11449948B2
A system for subscribing insurance policies from geolocated mobile devices, that uses geolocation to allow customers to select a suitable policy and finalize a purchase thereof, the system enabling selection of a policy from a plurality of policies categorized or automatically suggested according to user preferences, reservation of special contractual conditions, entering of necessary documents from a mobile device, and purchasing of policies online from the mobile device, the system including a mobile application that operates on the mobile device and a central infrastructure that includes user and insurance policy databases, a policy-position element generator, and a generator of insurance proposals, based on machine learning algorithms.
US11449947B2
Methods, apparatus and systems for managing subrogation cases are described. In one example aspect, a method for facilitating automated subrogation case processing includes transmitting a query that includes information indicative of an incident associated with a member to a database; receiving a response to the query indicative of associated medical information for the member; retrieving, based on the received response, medical claims associated with the member; computing a first probability value for each retrieved medical claim, the first probability indicating a relatedness of the medical claim to the incident; determining, for each retrieved medical claim, whether the medical claim is related to the incident by comparing the first probability value with a first predefined threshold; computing a second probability value indicating whether all medical claims related to the incident are present; and generating a final determination for the incident by comparing the second probability value with a second predefined threshold.
US11449946B1
Systems and methods are disclosed for using a hub to automate recovery after a critical event during shared mobility services. One method may include, receiving, by a computing device and from a user device, a notification of a critical event during a shared mobility service; receiving natural language input associated with a first aspect of the critical event; parsing the natural language input and identifying a first value corresponding to the first aspect; determining, based on the first value, a second aspect (e.g., severity of damage) of the critical event; requesting the user device to send images of the second aspect; after receiving the images, determining a second value corresponding to the second aspect; generating, by the computing device and via a user interface of the user device, a representation of the critical event; receiving, from the user device, an approval of the representation; and generating a damage assessment.
US11449945B1
Methods, systems, computer program products, and apparatus relating to an item inventory and item replacement are provided. In one embodiment a method for automatic processing of an insurance claim is provided. The method comprises (a) receiving one or more item indicators, each item indicator associated with an item in an insurance claim for an insured party; (b) for a particular item indicator of the one or more item indicators, automatically identifying an item listing associated with the particular item indicator from an item inventory, the item listing identified based at least in part on the particular item indicator; and (c) indicating the item listing as a replacement item for the particular item. Indicating the item listing as a replacement item for the particular item comprises adding the item listing to an electronic shopping cart.
US11449938B2
Tracking and clawing back unspent transaction output (UTXO) tokens mechanism are disclosed for distributed ledger technology-based networks (DLTNs) operating a UTXO-based token transaction model (which can include blockchain networks). Some embodiments comprise receiving a request to transfer a UTXO token in a DLTN operating a UTXO-based token transaction model. Further, the embodiments can include determining that a clawback list includes the genesis token identifier and barred token identifiers of UTXO tokens barred from being transferred on the DLTN. In addition, the embodiments can include determining whether the clawback list includes any of the ancestral token identifiers of the UTXO token and generating an instruction regulating the transfer of the UTXO token in the DLTN based on the determining whether the clawback list includes any of the ancestral token identifiers. Such techniques improve the security and functionality of DLTNs such as a blockchain network.
US11449929B2
A method and system of executing an online auction is presented. The system includes broker/agent-designed auction interfaces that have property listings, and displays select ones of the property listings from multiple brokers on a multi-tenant auction list user interface. Each of the property listings on the auction list user interface includes a link which, upon activation, launches the broker-designed auction interface where bids may be submitted.
US11449924B2
A system using a mobile device and computing device connected to a network includes an item list database containing information relating to gift items of interest, and a merchant database containing information on merchant geolocations and inventories. The mobile device uses geolocation identification software utilizing GPS technology to pinpoint the mobile device's geolocation. The computing device compares the mobile device's geolocation to the merchant geolocations and compares the merchant inventories with the items of interest. If a merchant located within a threshold proximity of the mobile device has as item of interest in its inventory, the computing device sends an alert over the network to the mobile device indicating information relating to the merchant and item of interest offered for sale.
US11449923B2
Methods, devices, and systems for a tag for order fulfillment are described herein. One or more embodiments include a number of tags each associated with a corresponding inventory bin of a warehouse, each tag configured to broadcast unique identification information, and a mobile device configured to receive, from a database, order information including identification information of one of the number of tags and a type and a quantity of an item of an inventory bin of the warehouse corresponding to the tag, and scan for identification information of the tag.
US11449919B2
A commodity recommendation method and a commodity recommendation device are disclosed. The commodity recommendation method includes receiving location information of a user to whom the commodity is to be recommended, performing commodity recommendation according to the location information of the user to whom the commodity is to be recommended, and sending the recommended commodity information to the user to whom the commodity is to be recommended. This location-based commodity recommendation method can more accurately meet user requirements while improve the convenience of shopping.
US11449913B2
Apparatus and associated methods relate to presenting for selection services comprising at least one bundled set of healthcare services to be performed separately by respective providers, determining a bundle price for the at least one bundled set of healthcare services, and in response to receiving payment in an amount of the bundle price, generating a purchase data record selectively redeemable to receive each of the at least one bundled set of healthcare services, and assigning a unique confirmation number generated for the purchase data record. One or more service of the bundled set may be a dental or veterinary service. The bundle price may be based on a location or time at which at least one service will be performed and may be determined using a user's remaining insurance deductible. Payment may be disbursed to multiple providers of the bundled set of healthcare services. A payment may be virtual funds.
US11449906B1
In general, embodiments of the present invention provide systems, methods and computer readable media for dynamically augmenting relevance rankings using data from external ratings sources.
US11449905B2
Methods, systems, and apparatus include computer programs encoded on a computer-readable storage medium for providing content. A method includes: receiving a first request for filling a slot on a first publisher page, the request including an encrypted publisher cookie; providing content responsive to the request; upon receipt of an indication that a user interacted with the content, creating and providing a content serving system cookie; linking the received encrypted publisher cookie with the content serving system cookie; receiving a second, different request for content in association with rendering a second, different publisher page, the second, different request including an encrypted publisher cookie associated with the second different publisher page and the previously provided content serving system cookie; linking the received encrypted publisher cookie associated with the second, different publisher page with the encrypted publisher cookie associated with the first publisher page; and using the linkings to determine content to deliver.
US11449904B1
Systems, methods, and computer-readable medium are described for operating servers and mobile devices. A mobile device may send a template request including a geographic location to a server device. Based on the received geographic location, the server device may match the template request with a template tagged with a usage location matching the received geographic location. The server device may provide the mobile device with the template wherein the mobile device may combine the template with an image captured at the geographic location. The mobile device may provide the server device with the modified image for distribution to other mobile devices.
US11449903B2
A system may include an aggregate model comprising a plurality of modules, a monitoring dashboard in communication with the aggregate model, and a search-marketing campaign manager in communication with the aggregate model, the monitoring dashboard, and a search engine entity. Additionally, the system may include a bidding interface in communication with the aggregate model and a search engine entity and/or a monitoring dashboard configured to generate model adjustment data. The search-marketing campaign manager may be configured to determine trend data, measured marketing indicators, or both, from one or more of marketing data or historical data.
US11449902B1
Systems, methods, and computer-readable media (transitory and non-transitory) are provided herein for automated submission for solicited application slots. In various embodiments, a digital component source process executing on a first computing system may determine a device identifier associated with an application slot to be populated with digital component(s). The application slot may be solicited by a digital component liaison process executing on the first computing system or a second computing system. The digital component source process may retrieve application slot attainment parameter(s) associated with the device identifier. The application slot attainment parameter(s) may be generated based on location ordinal(s) associated with the device identifier. The digital component source process may determine, based on the retrieved application slot attainment parameters, a submission to populate the application slot with a particular digital component item. The digital component source process may provide the submission to the digital component liaison process.
US11449897B1
Protected audience selection system. Media consumption histories of browsers which have converted are received at a modeling system where targeting of browsers is prohibity. A model is built by determining a frequency of each respective media consumption event among the histories and comparing each determined frequency of a respective media consumption event to a frequency of the respective media consumption event among a population of browsers without the conversion event. The model is sent to a targeting system which excludes conversion events. A description of the conversion event is received at the targeting system. A history of a targetable browser is received at the targeting system. The model is applied to the history of the targetable browser at the targeting system, where conversion events have been excluded from the history. Advertising content is sent to the targetable browser according to a result of applying the model.
US11449890B2
[Problem] To assist a user to use a card with which the user can receive a beneficial reward. [Solution] An information system including: a store information storage unit in which one or more pieces of store information are stored, each piece of store information including a store identifier that identifies a store, and two or more pieces of card information each including a card identifier that identifies a card that is available at the store and reward information regarding a reward that is to be gained when the card is used; a store specifying information accepting unit that accepts store specifying information that specifies a store at which a card is used; an owned-card specifying information acquisition unit that acquires owned-card specifying information that specifies two or more cards owned by a user; a reward-related information acquisition unit that uses two or more pieces of reward information included in card information regarding two or more cards corresponding to two or more pieces of card information included in store information regarding a store specified by the store specifying information, out of two or more cards specified by the owned-card specifying information, to acquire reward-related information related to reward information regarding two or more cards that the user can use at the store; and a reward-related information output unit that outputs the reward-related information.
US11449882B2
A system and method are disclosed for interactive product assortment planning and visualization by receiving product attribute values for items of a product assortment is disclosed. Embodiments include displaying icons on an interactive visualization, connecting the icons with transferable demand links, identifying items to be removed from a product assortment, and transporting items among one or more supply chain entities.
US11449878B2
Systems and methods for a point of sale reward system are provided. The system notifies users proximate to a point of sale location of rewards available for redemption specific to that user at that specific point of sale location.
US11449875B1
Systems, methods, and apparatuses are described for an intelligent dashboard that allows interested parties to verify and validate relevant information on enterprises and their representatives. A servicing entity may provide an enterprise with a dashboard that includes select fields corresponding to information predicted to be useful to clients of the enterprise based on commercial characteristics of the enterprise and its client base. Fields may be populated with information previously available to the servicing entity, and with supplemental information acquired (manually or automatically) from the enterprise or from third party data sources. The enterprise may impose restrictions on which information is to be available to which clients, and the servicing entity may generate a code for use by clients to access the dashboard or certain information. The dashboard can allow clients to track the location of a representative and help validate the identify of a representative arriving at a client's location.
US11449871B2
A trusted transaction signal is passed from a merchant to an account provider. A merchant receives a payment account association with a transaction between a customer and the merchant, and determines a level of risk for the transaction. If the customer is unknown to the merchant, the trust level is determined to be a default trust level. If the customer is known to the merchant, then a risk assessment determines whether the trust level is the default trust level, or a second, greater, trust level. A transaction notification is sent to the account provider. When the trust level is the default level, the notification includes a merchant ID that identifies the merchant and signifies the default trust level for the transaction. When the trust level is the greater level, the notification includes a different merchant ID that also identifies the merchant, but represents the second trust level for the transaction.
US11449869B2
One embodiment described herein provides a payment-processing apparatus. The payment-processing apparatus can include a facial-information-collection module configured to collect facial information of a customer, a first communication interface configured to communicate with a point-of-sale (POS) terminal, and a second communication interface configured to communicate with a remote computing device and send the collected facial information to the remote computing device, thereby allowing the remote computing device to identify a customer account based on the collected facial information.
US11449862B2
A communication device may receive input from a user and initiate generation of an interaction token in response. This interaction token can be used by the communication device in order search for a specific resource provider computer from among one or more resource provider computers, and to initiate a resource transfer between the user and a specific resource provider, mediated by a token provider computer.
US11449858B2
A method in a system comprising at least one portable data carrier, an authentication server and at least one reading device of at least one service provider which is couplable to the authentication server. The data carrier is adapted to communicate contactlessly with the reading device and comprises a security marking which can be read contactlessly by the reading device and on the basis of which the data carrier can be authenticated by the authentication server. The method comprises the step of equipping the data carrier with a data-carrier management marking that encodes a piece of data-carrier management information and readable contactlessly by a portable terminal. The method includes contactlessly reading out the data-carrier management marking by a portable terminal, transferring the data-carrier management information encoded in the data-carrier management marking to the authentication server, and managing the data carrier in the system employing the data-carrier management information.
US11449854B1
A method for processing a cardless payment includes receiving, by a first mobile device, a signal from a second mobile device using a short-range wireless transmission protocol. A value for the received signal strength indication of the signal between the first mobile device and the second mobile device can be determined. The process can include determining that the first mobile device and the second mobile device are in proximity based on the received signal strength indication. Consent to enter into a payment transaction can be established upon a determination that the devices are in proximity to one another.
US11449849B2
One embodiment provides a method comprising generating a first graphical user interface (GUI) for display on an electronic device. The first GUI comprises data indicative of at least one professional service available for selection. The method comprises receiving, from the electronic device, a request to initiate a professional service selected from the first GUI. The method further comprises generating a second GUI for display on the electronic device. The second GUI comprises a customized questionnaire for collecting information relevant to the professional service selected. The method further comprises receiving, from the electronic device, user responses to the customized questionnaire, and initiating an analysis of the user responses. A communication indicative of the analysis is forwarded to the electronic device.
US11449848B2
An offline transaction implementation method includes: determining, by a payment server in response to a request of a user for registering with a credit transaction service of a merchant, whether credit information of a user account meets a condition, provisioning the credit transaction service of the merchant for the user account when determining that the credit information of the user account meets the condition, and sending account information of the user to a merchant transaction management system; guiding, by the merchant transaction management system after receiving the account information, the user to input a biometric characteristic, and after collecting the biometric characteristic input by the user, storing a binding relationship between the biometric characteristic and the account information into a registered user library of the merchant, prompting the user that the registration succeeds, and controlling a gate of the merchant's store to open for allowing entry of the user.
US11449847B2
A computing device may include a memory and a processor configured to cooperate therewith to operate a virtual share exchange (VSE) platform by establishing member sharing accounts on the VSE platform for respective members of the VSE platform for sharing payment of member healthcare bills across a plurality of the member sharing accounts, establishing healthcare provider accounts on the VSE platform for healthcare providers issuing the member healthcare bills, and receiving member healthcare bills issued by the healthcare providers and establishing a virtual bill account on the VSE platform for each member healthcare bill submitted for payment sharing. The virtual bill account may be externally addressable through a routing number and a unique account number associated therewith. The processor may further electronically transfer funds between the sharing accounts and to the healthcare provider that issued the member healthcare bill using the externally addressable routing number and unique account number.
US11449846B2
Computer implemented systems and methods are provided for an automatic teller machine. In some embodiments, an automatic teller machine may comprise a touch-sensitive display, one or more memory devices storing instructions, and one or more processors. The one or more processors may be configured to receive authentication data associated with a user, retrieve user profile information based on the authentication data, determine user interface attributes based on the user profile information; and generate an automatic teller machine interface based on the user profile information.
US11449840B1
A system, apparatus, and methods are provided for facilitating payment for a third party's use of an application by a current user. The current user, or payor, initiates the process within the application by selecting one or more recipients. The system that hosts the application then determines which of the third parties are eligible. A target recipient may be ineligible because her application subscription never expires, because it doesn't expire within a threshold period of time, or for some other reason. The system identifies the target recipients that are eligible, and the payor may configure the gift payment (e.g., by choosing a duration of the subscription). The payor then chooses a method of electronic payment and, depending on the method selected, may redeem a coupon with the application host system, or the process may complete automatically. The payor and/or the recipient(s) may be notified of successful activation of the subscription(s).
US11449832B2
Systems and methods are provided for obtaining data annotations from a crowdsourced group of individuals. The individuals can be provided with a set of data describing damage to an item and a variety of annotations can be applied to the data. In a variety of embodiments, multiple individuals can review the same claim and a final claim outcome can be determined based on the multiple reviews. In many embodiments, machine classifiers can process the set of data to identify particular features within the data. Scoring data can be generated, based on annotations provided by other individuals and/or machine classifiers that reflects the adjuster's skill at identifying features within the data and annotating the data. Claims can be assigned to individuals based on the score assigned to the individual.
US11449816B2
A workflow management system for managing the storage, retrieval, and transport of items in a warehouse includes a voice-directed mobile terminal. The system also includes a server computer in communication with the voice-directed mobile terminal. The server computer includes a tasking module for transmitting task data to the voice-directed mobile terminal. The server computer also includes a workflow-analysis module for generating, based at least in part upon an analysis of workflow dialog between the voice-directed mobile terminal and the user, performance data relating to the performance of tasks associated with the storage, retrieval, and/or transport of the items.
US11449797B1
An indication of training artifacts for a machine learning model to be trained with an input data set having an access restriction is obtained. A representation of a software execution environment containing the artifacts is deployed to a computing platform within an isolated resource group which satisfies the access restriction. A trained version of the machine learning model is generated at the computing platform, and transferred outside the isolated resource group.
US11449766B2
In a method for invitation behavior prediction, group behavior feature information of a first user of a group is obtained. In addition, group relationship feature information of a second user is obtained. Further, group architecture information of the group, the group behavior feature information of the first user, and the group relationship feature information of the second user are input to an invitation prediction model, to obtain a target member user and a candidate invitation user of the target member user. The invitation prediction model is obtained by training the invitation prediction model based on a plurality of sample groups in a training set, and group relationship feature information of associated users of member users in the plurality of sample groups. Invitation prediction information is sent to the target member user to prompt the target member user to add the candidate invitation user to the group.
US11449756B2
A system and method that provides balanced pruning of weights of a deep neural network (DNN) in which weights of the DNN are partitioned into a plurality of groups, a count of a number of non-zero weights is determined in each group, a variance of the count of weights in each group is determined, a loss function of the DNN is minimized using Lagrange multipliers with a constraint that the variance of the count of weights in each group is equal to 0, and the weights and the Lagrange multipliers are retrained by back-propagation.
US11449751B2
The present disclosure provides a training method for generative adversarial network, which includes: extracting a first-resolution sample image from a second-resolution sample image; separately providing a first input image and a second input image for a generative network to generate a first output image and a second output image respectively, the first input image including a first-resolution sample image and a first noise image, the second input image including the first-resolution sample image and a second noise image; separately providing the first output image and a second-resolution sample image for a discriminative network to output a first discrimination result and a second discrimination result; and adjusting parameters of the generative network to reduce a loss function. The present disclosure further provides an image processing method using the generative adversarial network, a computer device, and a computer-readable storage medium.
US11449748B2
Techniques for adaptive thresholding are provided. First and second data points are received. A plurality of data points are identified, where the plurality of data points corresponds to timestamps associated with the first and second data points. At least one cluster is generated for the plurality of data points based on a predefined cluster radius. Upon determining that the first data point is outside of the cluster, the first data point is labeled as anomalous. A predicted value is generated for the second data point, based on processing data points in the cluster using a machine learning model, and a deviation between the predicted value and an actual value for the second data point is computed. Upon determining that the deviation exceeds a threshold, the second data point is labeled as anomalous. Finally, computing resources are reallocated, based on at least one of the anomalous data points.
US11449746B2
Behavioral verification of user identity includes building a deep neural network for keystroke-based behavioral verification of user identity. The building includes receiving recorded keystroke events, each such recorded keystroke event including (i) an indication of whether the recorded keystroke event is a key press or a key release, (ii) a key identifier of the respective key pressed or released, and (iii) a timestamp of the recorded keystroke event. The building further includes performing pre-processing of the recorded keystroke events to provide data structures representing sequential key events for processing by a deep neural network to extract local patterns, and training the deep neural network using the data structures. The method also includes providing the trained deep neural network for keystroke-based behavioral verification of user identity based on determinate vectors output from the trained deep neural network.
US11449744B2
A processing unit can extract salient semantics to model knowledge carryover, from one turn to the next, in multi-turn conversations. Architecture described herein can use the end-to-end memory networks to encode inputs, e.g., utterances, with intents and slots, which can be stored as embeddings in memory, and in decoding the architecture can exploit latent contextual information from memory, e.g., demographic context, visual context, semantic context, etc. e.g., via an attention model, to leverage previously stored semantics for semantic parsing, e.g., for joint intent prediction and slot tagging. In examples, architecture is configured to build an end-to-end memory network model for contextual, e.g., multi-turn, language understanding, to apply the end-to-end memory network model to multiple turns of conversational input; and to fill slots for output of contextual, e.g., multi-turn, language understanding of the conversational input. The neural network can be learned using backpropagation from output to input using gradient descent optimization.
US11449743B1
Methods and a system for generating and employing dimensionality-reduction for generating statistical models. Traditionally, constructing models used for statistical analysis has been a laborious process requiring significant amounts of analyst input and processing time. Embodiments of the inventions address the above problem by providing an efficient method for pre-screening variable to automatically prune the dimensionality of the input space to a tractable size while retaining the most predictive power possible.
US11449738B2
Provided are a system and method for managing a neuromorphic memory. The system includes a memory having a multi-dimensional lattice structure, a prescience estimator (PSE) configured to separately estimate memory use of two or more data sets and determine a sequence of inputting the two or more data sets to the memory, and a prescience manager (PSM) configured to allocate memory regions in which the two or more data sets will be stored according to estimation results of the PSE, store the data sets, and perform learning and inference.
US11449733B2
The present disclosure provides a neural network training device for recognizing a class of an object included in an image based on an artificial intelligence (AI) system and an application thereof, the neural network training method including: acquiring, by using a first learning network model trained based on source training images respectively included in at least one class, feature information of a query image included in a class different from the at least one class; obtaining a generated image from the feature information of the query image by using a second learning network model acquiring feature information of the obtained generated image by using the first learning network model; and updating weights of layers respectively included in the first and second learning network models, based on a difference between the feature information of the query image and the feature information of the generated image and on a difference between the query image and the generated image.
US11449728B2
There are provided a system and method of optimization of operating a Convolutional Neural Network (CNN), the method including: for each given layer of the CNN, obtaining at least one input feature map, retrieving an index of one or more filters in the given layer; generating one or more output feature maps corresponding to the one or more filters, including: for each given block, querying the index to find a number of selected filters meeting a predetermined criterion related to respective inner products between the selected filters and the given block, applying the selected filters on the given block to obtain a number of output values for a given output position in a number of output feature maps corresponding to the number of selected filters, and filling in the given output position in the rest of output feature maps with a value of zero, thereby reducing the computational cost of operating the CNN.
US11449725B2
Disclosed herein is an antenna device that includes a substrate, a conductor pattern formed on the substrate, and a magnetic sheet formed on the substrate. The conductor pattern includes a spiral or loop-shaped antenna coil and a spiral or loop-shaped coupling coil connected to the antenna coil and having a diameter smaller than that of the antenna coil. The antenna coil overlaps the magnetic sheet. The magnetic sheet has a first opening at a position overlapping the coupling coil such that an inner diameter area of the coupling coil completely overlaps the first opening in a plan view.
US11449722B2
A printing device to skew print media in accordance with pre-determined offsets, in order to assist a user to delineate the print media of successive print jobs.
US11449716B2
Methods and systems for training a model labeling two or more organic structures in an image. One method includes receiving a set of training images including a first plurality of images and a second plurality of images. Each of the first plurality of images including a label for a first subset of the two or more organic structures and each of the second plurality of images including a label for a second subset of the two or more organic structures, the second subset being different than the first subset. The method also includes training the model using the first plurality of images, the second plurality of images, and a label merging function mapping a label included in the first plurality of images to a label included in the second plurality of images.
US11449715B2
An apparatus receives, at a discriminator within a generative adversarial network, first generation data from a first generator within the generative adversarial network, where the first generator has performed learning using a first data group. The apparatus receives, at the discriminator, a second data group, and performs learning of a second generator based on the first generation data and the second data group where the first generation data is handled as false data by the discriminator.
US11449709B2
A neural network is trained to focus on a domain of interest. For example, in a pre-training phase, the neural network in trained using synthetic training data, which is configured to omit or limit content less relevant to the domain of interest, by updating parameters of the neural network to improve the accuracy of predictions. In a subsequent training phase, the pre-trained neural network is trained using real-world training data by updating only a first subset of the parameters associated with feature extraction, while a second subset of the parameters more associated with policies remains fixed.
US11449701B2
A non-transitory computer readable medium storing an image processing program causes a computer to function as: a processing unit that performs image processing on an image; and a control unit that controls the processing unit to execute first processing on a target image of the first processing instructed by a user and controls the processing unit to execute second processing corresponding to the first processing on a similar image that is similar to the target image.
US11449696B2
Embodiments of the present disclosure provide an alternative illuminator assembly and corresponding imaging assemblies utilizing the alternative illuminator assembly. The alternative illuminator assembly may provide alternative illuminations from those produced by an imager engine, such that the alternative illuminations may provide specific illuminations at specific illumination angles to illuminate a field of view for a desired purpose. In an example context, the alternative illuminator assembly provides one or more alternative illuminations for improving the likelihood of successfully reading specific direct part marking indicias of various types. Embodiments are provided using overlapping subassemblies that enable a small form factor assembly that can fit into mobile apparatus chasses, for example within conventional cell phone housings of around 7 millimeters. The alternative illuminator assembly may be provided together with a small form factor imaging engine, having one or more imager, to improve the direct part marking reading capabilities of the multi-sensor imaging apparatus.
US11449690B2
A card reader may be structured to perform at least one of reading of magnetic data recorded in a card and writing of magnetic data to the card. The card reader may include a metal detection sensor structured to detect a foreign matter including metal, a judgment part configured to compare an output of the metal detection sensor with a predetermined threshold value to determine whether abnormality has occurred or not, and an abnormality determination part configured to obtain a difference between a reference value and an output of the metal detection sensor in a case that the judgment part determines that the abnormality has occurred to determine as the foreign matter in a state that the difference is within a stable determination width.
US11449685B2
Certain aspects of the present disclosure provide techniques for generating a compliance graph based on a compliance rule to implement in a software program product for determining user compliance. To generate a compliance graph, an encoder receives a compliance rule in a source language and generates a set of corresponding vectors. The decoder, which has been trained using verified training pairs and synthetic data, generates a sequence of operations based on the vectors from the encoder. The sequence of operations is the used to build a graph in which each operation is a node in the graph and each node is connected to at least one other node in the same graph or a separate graph.
US11449675B2
Mechanisms are provided to perform selective deep parsing of natural language content. A targeted deep parse natural language processing system is configured to recognize one or more triggers that specify elements within natural language content that indicate a portion of natural language content that is to be targeted with a deep parse operation. A portion of natural language content is received and a pre-deep parse scan operation is performed on the natural language content based on the one or more triggers to identify one or more sub-portions of the natural language content that contain at least one of the one or more triggers. A deep parse is performed on only the one or more sub-portions of the portion of natural language content that contain at least one of the one or more triggers, while other sub-portions of the portion of natural language content are not deep parsed.
US11449610B2
There is provided a method of detecting a threat against a computer system. The method includes monitoring installation and operation of multiple different versions of the same application in a computer system; analysing evolutionary changes between the behaviours of the different versions of the same application; detecting and monitoring a new version of the same application in a computer system; monitoring the behavior of the computer system to detect one or more procedures of the monitored application that do not match expected behaviors of the monitored application on the basis of the analysis; and upon detection of one or more procedures not matching the expected behaviors of the monitored application, identifying the monitored application as malicious or suspicious.
US11449598B2
Biometric data are obtained from biometric sensors on a stand-alone computing device, which may contain an ASIC, connected to or incorporated within it. The computing device and ASIC, in combination or individually, capture biometric samples, extract biometric features and match them to one or more locally stored, encrypted templates. The biometric matching may be enhanced by the use of an entered PIN. The biometric templates and other sensitive data at rest are encrypted using hardware elements of the computing device and ASIC, and/or a PIN hash. A stored obfuscated Password is de-obfuscated and may be released to the authentication mechanism in response to successfully decrypted templates and matching biometric samples. A different de-obfuscated password may be released to authenticate the user to a remote or local computer and to encrypt data in transit. This eliminates the need for the user to remember and enter complex passwords on the device.
US11449593B2
Tracking, identifying and article management systems and methods for reliably and repeatedly determining one or more physically uncopiable attribute instances (of the same or varying types) from or inherent in an article of manufacture, using the selected physical uncopiable attribute(s) to produce an unforgeable identity for the article, and then integrating that unforgeable identity into computer-based tracking systems in a way that permits the tracking system to track and monitor articles for which identity information is known. Applications include documents, fashion accessories, artwork, and other objects.
US11449590B2
Provided are a user authentication device and method based on iris recognition. The user authentication method includes: acquiring an image of a user's left and right eyes; extracting a pupil image and an iris image from the image; obtaining a first iris feature by analyzing the iris image; obtaining a second iris feature by analyzing the iris image and the pupil image; obtaining a similarity score based on the first iris feature, the second iris feature, and prestored reference iris data; and determining whether to approve user authentication based on the similarity score.
US11449580B2
A server apparatus includes a total amount obtaining unit that obtains a total amount of use permitted according to a contract in a service used by plural users, an upper limit value obtaining unit that obtains an upper limit value of use of the service for each of the plural users, and a changing unit that changes, in a case where a user having a use amount of the service likely to exceed the upper limit value exists among the plural users, the upper limit value of the user to be increased within a range of the total amount.
US11449576B2
Embodiments of this application provide a convolution operation processing method and a related product. The integrated chip includes a control unit, at least one convolutional processing element, an input cache, and an output cache. The control unit loads a sectioned convolution kernel and sectioned convolution input data into the input cache, the sectioned convolution kernel being generated by sectioning a convolution kernel and including a plurality of convolution kernel segments, and the sectioned convolution input data being generated by sectioning convolution input data and including a plurality of convolution input data segments; and the at least one convolutional processing element performs a sectioned convolution operation on the sectioned convolution kernel and the sectioned convolution input data to obtain a sectioned convolution result, and stores the sectioned convolution result into the output cache.
US11449575B2
A solution search device includes a variable value calculation circuit provided for each variable in a conjunctive-normal-form logical expression of an instance of the Boolean Satisfiability problem (SAT) and calculates a value of the variable; and a notification path that notifies another variable value calculation circuit of the value, in which each of the variable value calculation circuit includes a positive-side variable value calculation circuit that calculates a value of a target variable making all clauses including a target variable having no negation among clauses of the logical expression be true, a negative-side variable value calculation circuit that calculates the value of the target variable making all clauses including a target variable having negation among clauses of the logical expression be true, and a current value calculation circuit that calculates the value of the target variable based on the value of the target variable calculated by the positive- side variable value calculation circuit.
US11449570B2
A data caching method comprises: after receiving a data request sent by a client, determining a remaining valid cache duration of cache data corresponding to the data request; determining whether the remaining valid cache duration is greater than a preset update threshold value; and if the remaining valid cache duration is less than or equal to the update threshold value, updating the cache data through a database.
US11449563B2
A digital content clipping system receives an indication that a first web page has been accessed by a first user, and determines that the first web page has a first content type that is selected from a plurality of content types. While the first web page is being accessed by the first user, the digital content clipping system provides the user with a plurality of clipping options based on the first content type.
US11449561B1
An event-based social media search platform includes a database for storing event data associated with user-created events for a plurality of users. The platform analyzes event data from different user-created events to determine when user-created events have event data in common. The platform alerts associated users of related events and facilitates communications between users to confirm that the user-created events are the same or related events. The platform can associate event data and users of related events in the database. Events can be published via social media platforms to assist users in finding other users who share common events.
US11449555B2
The present technology is effective to receive a list of topics for discussion, initiate a conversation with a passenger of an autonomous vehicle, receive sensor data from sensors of the autonomous vehicle; determine, based upon sensor data received from the autonomous vehicle and the first topic, contextual information to present in the conversation with the passenger; and present the contextual information in the conversation to the passenger. The list of topics may be determined by a user. The conversation may include at least a first topic. The first topic may be included in the list of topics for discussion.
US11449554B2
A system for extensible search includes a processor, non-transitory machine readable storage medium communicatively coupled to the processor, and a search application. The search application includes computer-executable instructions on the medium that are readable by the processor. The search application is configured to accept a search string, parse the search string to determine a category of data to be searched and determine a filter of results of a search, recommend a suggested search string based on the accepted search string and a previous search, accept selection of the suggested search string, modify the search string in response to acceptance of the suggested search string, and perform the search of the contents and settings of the plurality of clients for the category of data as limited by at least the filter.
US11449551B2
The present technology addresses deficiencies associated with common practices for handling out of order data in a streaming data database. An aspect of the present technology is avoid storing out of order data in a snapshot but just store the out of order data as additional data linked to the temporal graph. The present technology receives out of order data and records a modification time for the data and a next modification time for the data that equals a timestamp of data previously stored in the database. If there is also data in the database for a time earlier than the timestamp of the out of order data, the earlier data is adjusted so that its next modification time matches the timestamp of the out of order data.
US11449550B2
A method, a system, and a computer program product for generating graphs using a stored procedure. One or more graph data tables are generated. A procedure having a predetermined name is generated. One or more inputs to the generated procedure includes the generated one or more graph data tables. The generated procedure includes one or more graph objects. The graph data tables are configured to be input to the graph objects. The generated procedure is stored. The stored generated procedure is executed using one or more graph data stored in a graph database.
US11449544B2
Disclosed herein is a video search device comprising: at least one processor configured to implement an updating unit generating event object information based on feature information on an object detected in a video; and a storage configured to store comparison object information containing feature information on a reference object, wherein the processor is further configured to implement: an object information generating/deleting unit configured to create information on an object having a predetermined degree of similarity between the event object information and the comparison object information as final object information, and storing the final object information in the storage; and a data searching unit searching the final object information for data that satisfies a search criterion entered by a user.
US11449536B2
Described herein are technologies related to constructing supplemental content items that summarize electronic landing pages. A sequence to sequence model that is configured to construct supplemental content items is trained based upon a corpus of electronic landing pages and supplemental content items that have been constructed by domain experts, wherein each landing page has a respective supplemental content item assigned thereto. The sequence to sequence model is additionally trained using self critical sequence training, where estimated click through rates of supplemental content items generated by the sequence to sequence model are employed to train the sequence to sequence model.
US11449529B2
Techniques and solutions are described for determining, evaluating, and selecting data retrieval pathways. A plurality of database objects, such as tables, can be retrieved, and relationships between them determined. The relationships are between various attributes of the database objects. A plurality of pathways are determined between at least two target database objects, where the path determination does not consider attribute-level relationship information. After a path is determined, the relationship-level information can be added. A summary of the path, and relationship information, can be displayed to a user. A user can select paths to remove from the display, and can indicate one or more database objects that are required for a valid path, one or more database objects that are prohibited from valid paths, or combinations thereof. A user can select a path, and a query language statement to implement the path can be generated and displayed to the user.
US11449526B1
Systems and methods described herein provide selective synchronization of DNS records. A synchronization data store is synchronized by: obtaining a complete set of domain name system (DNS) records for a first data center; and copying the complete set of DNS records to the synchronization data store. After the synchronization data store is initialized, at a particular time interval, a snapshot of the complete set of DNS records is repeatedly collected. Differences between the copied complete set of DNS records of the synchronization data store and the snapshot of the complete set of DNS records are identified. The synchronization data store is updated with the differences and a determination is made as to whether the differences should be implemented at a second data center. When the differences should be implemented at the second data center, the differences are propagated to the second data center, otherwise they are not.
US11449520B1
Provided herein are systems and methods for query result data processing, including parallel fetching and processing of query result data. A system includes at least one hardware processor coupled to memory and configured to obtain query result information associated with query result data. Multiple result batches are generated based on the query result information. Each result batch of the multiple result batches includes location information and schema information associated with a portion of the query result data. A data processing request corresponding to the result batch is detected. The portion of the query result data associated with the result batch is retrieved in response to the data processing request. The retrieving uses the location information within the result batch. The portion of the query result data is parsed using the schema information, to generate parsed result data.
US11449517B2
Approaches herein relate to machine learning for detection of anomalous logic syntax. Herein is acceleration for comparison of parse trees such as suspicious database queries. In an embodiment, a computer identifies subtrees in each of many trees. A respective subset of participating subtrees is selected in each tree. A respective root node of each participating subtree should directly have a child node that is a leaf and/or should have a degree that exceeds a branching threshold such as one. For each pairing of a respective first tree with a respective second tree, based on a count of subtree matches between the participating subset of subtrees in the first tree and the participating subset of subtrees in the second tree, a respective tree similarity score is calculated. A machine learning model inferences based on the tree similarity scores of the many trees. In an embodiment, each tree similarity score is a convolution kernel.
US11449515B1
Systems and methods are provided to improve data sets and/or data set collection. An entity submits a request for a data set crowd sourced database system. Contributor(s) work to complete the data set, such as by submitting components of the data set. Multiple separate users contributing to a data set improves the diversity of a data set. The crowd sourced database system ranks contributing users using a ranking algorithm based on the previous submissions of a user. The crowd sourced database system ranks contributions based on the quality of the data submitted. The crowd sourced database system anonymizes data contributions where data privacy considerations are required or are important.
US11449511B1
The presently disclosed systems and methods receive a search request for information provided in a first field of a first index of a non-relational database cluster and a second field of a second index of the non-relational database cluster. A first database query is performed on the first index based on the first field, and the first database query results may be stored in volatile memory. A second database query is performed on the second index based on the second field, and the second database query results may be stored in the volatile memory. A joined dataset of the first database query results and the second database query results having a joined field corresponding to the first field and the second field is then be generated. The joined dataset is displayed in a user interface.
US11449510B1
A method generates a data source. A user selects a first data set from a displayed object model of a database. The object model includes data sets linked visually by many-to-one relationships to form a tree. The user selects a data field in the first data set and specifies a filter condition. The system identifies a second data set in the tree, and joins the first and second data sets. When the second data set is related to the first data set via one or more many-to-one relationships, rows of the second data set are joined to rows of the first data set that satisfy the first filter condition. When the second data does not satisfy the condition, the second data set is joined to rows of the first data set that satisfy the first filter condition, and all rows of the second data set are included in the generation.
US11449495B2
Data encoded in multiple languages, such as single byte languages and multi-byte languages, may be generated and stored in a single indexable information/data profile in a database. The information/data profile may comprise indexable information/data fields configured for storing information/data in a standardized language encoding and non-indexable information/data fields configured for storing information/data in a language different from the standardized language. The standardized language may be generated by translating the information/data stored in the non-indexable information/data fields to enable indexing of the entire information/data profile. The information/data profile may be utilized to generate various information/data outputs, such as shipping labels including at least one of the standardized language or the other language while enabling the information/data profile to be indexed based at least in part on the standardized language.
US11449493B2
Constraint association, constraint persistence, and constraint execution is provided herein. Constraints can be associated with one or more cells in a datacube. The constraints can be stored or persisted with the datacube or in association with the datacube. The constraints can include rules, limitations, or functions determining the set or scope of possible values for the associated cells. The constraints can be applied to the cells when first associated, or when a constraint trigger is received or performed, such as a change to the value of an associated cell. Constraint execution can cascade to additional cells not directly associated with the constraint, and can invoke additional constraints in the cascade. Constraints can include configured constraints, associated to cells by a user via a constraints menu. Constraints can include data model constraints based on a data model for the datacube. Constraints can include default constraints applied during constraint execution.
US11449474B2
Various techniques are disclosed herein for storing and managing master data in hierarchical data systems. Several related concepts, embodiments, and examples are disclosed, including techniques for incremental rationalization in a hierarchical data model, techniques for implementing governance pools in a hierarchical data model, techniques for application materialization in a hierarchical data model, techniques for data intersection mastering in a hierarchical data model, techniques for change request visualization in a hierarchical data model, and techniques for hierarchy preparation in a hierarchical data model.
US11449472B2
A method includes a full node storing a blockchain and being one of a plurality of full nodes forming a blockchain network receiving a message comprising update image data and a smart contract identifier from a first user device. The full node can then determine stored image data associated with the smart contract identifier. The full node can also determine whether or not image comparison data based on received image data and stored image data is consistent with a smart contract associated with the smart contract identifier and can then generate an entry for a block of the blockchain, comprising at least the smart contract identifier, the updated image data, and image comparison data. The full node can generate the block of the blockchain and transmit the block to the plurality of full nodes. The plurality of full nodes respectively verify the block. The full node can store the block on the blockchain and transmit an indication of whether or not the block was stored on the blockchain to the first user device.
US11449462B2
Mutual-complementary modeling and testing methods are disclosed that can enable validated mapping from external oil and gas information sources to existing fluid optical databases through the use of forward and inverse neural networks. The forward neural networks use fluid compositional inputs to produce fluid principal spectroscopy components (PSC). The inverse neural networks apply PSC inputs to estimate fluid compositional outputs. The fluid compositional data from external sources can be tested through forward models first. The produced PSC outputs are then entered as inputs to inverse models to generate fluid compositional data. The degree of matching between reconstructed fluid compositions and the original testing data suggests which part of the new data can be integrated directly into the existing database as validated mapping. The applications of using PSC inputs to reconstruct infrared spectra and estimate oil-based-mud (OBM) contamination with endmember spectral fingerprints are also included.
US11449458B2
Techniques are provided to allow more sophisticated operations to be performed remotely by machines that are not fully functional. Operations that can be performed reliably by a machine that has experienced a hardware and/or software error are referred to herein as Remote Direct Memory Operations or “RDMOs”. Unlike RDMAs, which typically involve trivially simple operations such as the retrieval of a single value from the memory of a remote machine, RDMOs may be arbitrarily complex. The techniques described herein can help applications run without interruption when there are software faults or glitches on a remote system with which they interact.
US11449452B2
An apparatus includes multiple computing cores, where each computing core is configured to perform one or more processing operations and generate input data. The apparatus also includes multiple coprocessors associated with each computing core, where each coprocessor is configured to receive the input data from at least one of the computing cores, process the input data, and generate output data. The apparatus further includes multiple reducer circuits, where each reducer circuit is configured to receive the output data from each of the coprocessors of an associated computing core, apply one or more functions to the output data, and provide one or more results to the associated computing core. In addition, the apparatus includes multiple communication links communicatively coupling the computing cores and the coprocessors associated with the computing cores.
US11449451B2
There is provided an information processing device, an information processing method, and a recording medium that are configured to cause a user to intuitively notice to which control target device an operation command has been issued. The information processing device includes a control unit that executes a process of guiding a user's line of sight to a place of a control target device, and a process of controlling timing of running an operation command in the control target device, according to timing of guiding the line of sight.
US11449446B2
In accordance with embodiments disclosed herein, there are provided methods, systems, mechanisms, techniques, and apparatuses for presentation of direct accessed storage under a logical drive model; for implementing a distributed architecture for cooperative NVM Data protection; data mirroring for consistent SSD latency; for boosting a controller's performance and RAS with DIF support via concurrent RAID processing; for implementing arbitration and resource schemes of a doorbell mechanism, including doorbell arbitration for fairness and prevention of attack congestion; and for implementing multiple interrupt generation using a messaging unit and NTB in a controller through use of an interrupt coalescing scheme.
US11449445B2
A transaction-based hybrid memory device includes a host memory controller to control operation of the device. A hybrid memory controller is coupled to the host memory controller over a memory bus. The hybrid memory controller includes non-volatile memory control logic to control operation of non-volatile memory devices and cache control logic to accelerate cache operations, a direct memory access (DMA) engine to control volatile cache memory and to transfer data between non-volatile memory, and cache memory to off load host cache managements and transactions. A host interface couples the host memory controller to the memory bus.
US11449444B2
An address space field is used in conjunction with a normal address field to allow indication of an address space for the particular address value. In one instance, one address space value is used to indicate the bypassing of the address translation used between address spaces. A different address space value is designated for conventional operation, where address translations are performed. Other address space values are used to designate different transformations of the address values or the data. This technique provides a simplified format for handling address values and the like between different devices having different address spaces, simplifying overall computer system design and operation.
US11449437B2
An apparatus has processing circuitry for performing data processing in response to software processes and memory access circuitry for enforcing ownership rights for memory regions. A given memory region is associated with an owner realm specified from a multiple realms with each realm corresponding to a portion of at least one software process. The owner realm has a right to exclude other realms from accessing data stored in the given memory region (including realms executed at a higher privilege level). The realms are managed according to a realm hierarchy in which each realm other than a root realm is a child realm initialised in response to a command triggered by its parent realm. In response to an invalidation command, a realm management unit makes the target realm and any descendant realm of the target realm inaccessible to the processing circuitry.
US11449429B2
A streaming engine employed in a digital data processor specifies a fixed read only data stream defined by plural nested loops. An address generator produces address of data elements for the nested loops. A steam head register stores data elements next to be supplied to functional units for use as operands. A stream template register specifies a circular address mode for the loop, first and second block size numbers and a circular address block size selection. For a first circular address block size selection the block size corresponds to the first block size number. For a first circular address block size selection the block size corresponds to the first block size number. For a second circular address block size selection the block size corresponds to a sum of the first block size number and the second block size number.
US11449426B1
Methods and systems for operating an I/O system are disclosed. Embodiments of the present technology may include a method that involves receiving data at a NIC, caching the data at the NIC, generating a meta-identifier (meta-ID) for the data, writing the data to a host via a PCIe interface, providing the meta-ID to the host, receiving a request for a service at the NIC from the host, the request including the meta-ID, accessing the cached data in the NIC using the meta-ID, and performing the service on the cached data that was accessed in the NIC using the meta-ID.
US11449422B2
There are provided a memory controller for managing meta data and an operating method of the memory controller. The memory controller includes: a buffer memory for storing meta data used to control an operation of a memory device; and a central processing unit for updating the meta data stored in the buffer memory whenever the operation of the memory device is controlled. The central processing unit may transmit the meta data stored in the buffer memory to a host at a first frequency, and transmit the meta data stored in the buffer memory to the memory device at a second frequency lower than the first frequency.
US11449417B2
An electronic device includes a memory controller selecting map data to be output to a host. The memory controller includes an address counter and a map data selector. The address counter counts a number of times a logical block address corresponding to a request is received based on the request received from the host and outputs an activation signal indicating that an index to which the logical block address belongs is an activation index when an activation count corresponding to the index is equal to or greater than a preset value, the activation count being generated based on a counting result. The map data selector selects map data to be output to the host based on the activation signal. The address counter decreases the activation count by a preset size when a size of the selected map data exceeds a storage capacity of the host allocated for storing map data.
US11449413B2
This disclosure relates generally to accelerating development and deployment of enterprise applications where the applications involve both data driven and task driven components in data driven enterprise information technology (IT) systems. The disclosed system is capable of determining components of the application that may be task-driven and/or those components which may be data-driven using inputs such as business use case, data sources and requirements specifications. The system is capable of determining the components that may be developed using task-driven and data-drive paradigms and enables migration of components from the task driven paradigm to the data driven paradigm. Also, the system trains a reinforcement learning (RL) model for facilitating migration of the identified components from the task driven paradigm to the data driven paradigm. The system is further capable of integrating the migrated and existing components to accelerate development and deployment an integrated IT application.
US11449407B2
A system for monitoring a computing platform configured to receive a particular metric from metrics associated with the computing platform. A plurality of layers of the computing platform are monitored. Monitoring parameters of the plurality of layers of the plurality of layers are determined. Heuristics of each monitoring parameter are determined over a time period. Monitoring packages are created from the monitoring parameters based on correlations between groups of monitoring parameters, the plurality of layers, and the metrics. Based on the particular metric, a string of monitoring packages is dynamically created from the monitoring packages. A behavior of the particular metric is determined in a configurable time duration in the future using the dynamically created string of monitoring packages. Possible failures of the computing platform related to the particular metric are predicted in an environment of the computing platform based on the determined behavior of the particular metric.
US11449402B2
Techniques for storage management involve: in response to a first disk becoming offline and remaining offline until a first time point, selecting a second storage slice in a second disk as a backup storage slice for a first storage slice in the first disk, the first storage slice being one of slices forming a redundant array of independent disks (RAID), the slices being located in different disks. The techniques further involve: writing, between the first time point and a second time point, data to be written into the first storage slice in the RAID to the second storage slice, the second time point being later than the first time point. The techniques further involve: in response to the first disk remaining offline until the second time point, replacing the first storage slice in the RAID with the second storage slice. Such techniques may improve performance of a RAID-based storage system.
US11449393B2
A computer system includes a client device, and a server configured to monitor a status of a virtual computing session for failure, with the virtual computing session being accessed by the client device. The server redirects the client device to a backup virtual computing session based on failure of the virtual computing session, and updates a state of the backup virtual computing session to match a previous state of the virtual computing session prior to failure.
US11449389B2
The embodiments set forth techniques for performing incremental backups of a source file system volume (FSV) managed by a source computing device. According to some embodiments, the source computing device can be configured to generate a current snapshot of the source FSV, where the current snapshot complements a previous snapshot of the source FSV (e.g., established during a previous backup). In some cases, to free up storage space, the data for files belonging to the source FSV can be stripped from the previous snapshot (where metadata for the files remains intact). Next, the source computing device can generate, within a destination storage device, a second snapshot of a destination FSV (that corresponds to the source FSV). In turn, the source computing device identifies changes made to the source FSV based on the current snapshot and the previous snapshot, and reflects the changes within the second snapshot of the destination FSV.
US11449377B2
A command to read specific data stored at a memory die is received. A read operation is performed while operating both a memory controller and the memory die simultaneously at a first frequency. A processor determines whether a first error rate associated with the memory die satisfies a first error threshold criterion (e.g., UECC). Responsive to determining that the first error rate satisfies the first error threshold criterion, the read operation is repeated while operating at least one of the memory controller or the memory die at a second frequency that is different from the first frequency. The processor determines whether a second error rate associated with the memory die satisfies a second error threshold criterion. Responsive to determining that the second error rate satisfies the second error threshold criterion (e.g. UECC persists), determining that the read operation has failed.
US11449371B1
As an indexer indexes and groups events, it can generate data slices that include events. Based on a slice rollover policy, the indexer can add a particular slice to an aggregate slice. Based on an aggregate slice backup policy, the indexer can store a copy of the aggregate slice to a shared storage system. The aggregate slice can be used for restore purposes in the event the indexer fails or becomes unresponsive.
US11449359B2
Systems and methods are configured to perform prioritized processing of a plurality of processing objects under a time constraint. In various embodiments, a priority policy that includes deterministic prioritization rules, probabilistic prioritization rules, and a priority determination machine learning model is applied to the objects to determine high and low priority subsets. Here, the subsets are determined using the deterministic prioritization rules and a probabilistic ordering of the low priority subset is determined using the probabilistic prioritization rules and the priority determination machine learning model. In particular embodiments, the ordering is accomplished by determining a hybrid priority score for each object in the low priority subset based on a rule-based priority score and a machine-learning-based priority score. An investigatory subset is then composed of the high priority subset and objects from the low priority subset added until a termination time according to a data processing model and the probabilistic ordering.
US11449349B2
An automatic hold switch is disclosed. The automatic hold switch provides a means for automatically switching a hold feature on and off. When the hold feature is on, one or more input devices of a portable electronic device are disabled or prevented from providing input signals. When the hold feature is off, one or more input devices of a portable electronic device are enabled or allowed to provide input signals. Because the user no longer has to manually control the hold feature, the number of actions that need to be taken by the user is reduced. In one example, the automatic hold switch is embodied with light sensors that detect when the device is in a dark environment and when the device is in a light environment. A dark environment indicates to the portable electronic device that the user wishes not to input and therefore the hold feature is turned on. A lighted environment indicates to the portable electronic device that the user wishes to input and therefore the hold feature is turned off.
US11449344B1
A processing circuit includes a random access memory (RAM) configured to look up a first next state based on a first address simultaneously with looking up a second next state based on a second address. The first address is formed of a first current state and an input data and the second address is formed of a second current state and the input data. The processing circuit includes a state control circuit that receives the first and second next states, the first current state, and the second current state, and a first-in-first-out (FIFO) memory that stores selected ones of the first and second next states, the first current state, and the second current state. The processing circuit includes a multiplexer configured to selectively pass two states from the FIFO memory or two states from the state control circuit as a third current state and a fourth current state.
US11449343B2
A system and method for efficiently protecting branch prediction information. In various embodiments, a computing system includes at least one processor with a branch predictor storing branch target addresses and security tags in a table. The security tag includes one or more components of machine context. When the branch predictor receives a portion of a first program counter of a first branch instruction, and hits on a first table entry during an access, the branch predictor reads out a first security tag. The branch predictor compares one or more components of machine context of the first security tag to one or more components of machine context of the first branch instruction. When there is at least one mismatch, the branch prediction information of the first table entry is not used. Additionally, there is no updating of any branch prediction training information of the first table entry.
US11449342B2
Apparatus and methods are disclosed for implementing block-based processors having custom function blocks, including field-programmable gate array (FPGA) implementations. In some examples of the disclosed technology, a dynamically configurable scheduler is configured to issue at least one block-based processor instruction. A custom function block is configured to receive input operands for the instruction and generate ready state data indicating completion of a computation performed for the instruction by the respective custom function block.
US11449341B2
The invention relates to an electronic device for data processing, which includes an execution unit with a temporary register, a register file, a first feedback path from the data output of the execution unit to the register file, a second feedback path from the data output of the execution unit to the temporary register, a switch configured to connect the first feedback path and/or the second feedback path, and a logic stage coupled to control the switch. The control stage is configured to control the switch to connect the second feedback path if the data output of an execution unit is used as an operand in the subsequent operation of an execution unit.
US11449335B2
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for computing weights for source code alerts. One of the methods includes generating a respective sample of alerts for each feature of a plurality of features. One or more feature values are computed for alerts having a same respective attribute value for each feature of a plurality of features. An importance distribution that maps each feature value to a respective measure of importance for an alert having the feature value is used to compute a respective feature score for the feature using one or more feature values computed the alert. A respective weight is computed for each alert by combining the plurality of feature scores computed for the alert.
US11449321B2
A controller that controls a memory device, includes: a buffer memory; and a processor suitable for: temporarily storing bridge firmware data in the buffer memory when the bridge firmware data is received together with a previous firmware update request, installing and executing bridge firmware based on the bridge firmware data after approved retention firmware data is received together with a subsequent firmware update request, installing the approved retention firmware after execution of the bridge firmware, and removing the installed bridge firmware.
US11449296B2
The display system includes an HMD and a control device. The display system includes a plurality of display modes including a first display mode in which display on an image display unit and display on a touch panel are common and a second display mode in which display on the image display unit and display on the touch panel are different from each other. A first state, a second state, and a third state are capable of being executed, the first state being a state in which at least any one of display on the image display unit and display on the touch panel is stopped, the second state being a state of requesting a specific operation, and the third state being a state in which an application is executable. During specific transition from the first state, the second state, or the third state to another state, the first display mode is set.
US11449292B2
An image processing device reduces influence from delay due to one or more post processors and efficiently utilizes resources of an image former, to improve productivity. The image processing device includes: a job taker configured to take a print job; and a print data producer configured to output print data to an image former, configured to form an image on a sheet, and control a cutter configured to cut, inline, the sheet having the image formed and the image former. When the job taker takes a first print job to use the cutter and then takes a second print job not to use the cutter, the print data producer executes the first print job concurrently with the second print job.
US11449290B2
Systems for providing efficient manufacturing of paper, sheet, and/or box products of varying size and structure, often with pre-applied print (“pre-print”), are provided herein. One or more controllers can be used to aggregate orders and information to prepare one or more control plans (e.g., reel maps, reel plans, etc.) for processing a roll of web product through the manufacturing process. The control plan may include a set of instructions for operating one or more systems within the manufacturing process to form the desired finished paper-based product. In such a regard, efficient manufacturing of various paper-based products, including corrugated boxes, folded carton, labels, flexible paper, industrial bags, plates, cups, décor, and many others, can be achieved. Further, efficient customer ordering/tracking, job aggregation, print imposition, corrugator planning, and tracking and adjustments throughout the manufacturing process are contemplated.
US11449287B2
Server and non-transitory computer-readable medium storing computer-readable instructions for server
A server may after a shipping process has been executed, select first device identification information from among N2 pieces of device identification information (the N2 being an integer satisfying 2≤N2≤N1) by using N2 pieces of consumable article information among N1 pieces of the consumable article information, the first device identification information identifying a first device of which consumable article is to be exchanged first. The server may send a first notification execution request to an external device, the first notification execution request being for causing the external device to execute a first notification process, and the first notification process being for notifying a user that the consumable article of the first device identified by the first device identification information is to be exchanged.
US11449285B2
An image forming device and an operation method are provided. The method includes receiving a request for performing a preparation operation for verifying integrity of a first document according to a first image forming job for the first document, obtaining first transaction information indicating that the first image forming job has been performed for the first document and obtaining a first hash code corresponding to the first transaction information, registering the first transaction information and the first hash code in a ledger based on a network of a blockchain that distributes and manages a ledger in which transaction information of a certain document has been recorded, obtaining first verification information for verifying the integrity of the first document from the ledger according to the first image forming job, and verifying the integrity of the first document based on the first verification information.
US11449278B2
Methods, non-transitory machine readable media, and computing devices that accelerate storage operations are disclosed. With this technology, computational storage devices are assigned by a NIC processor of a computational network interface controller (NIC) to storage locations corresponding to respective partitions of an n-dimensional space. One of the storage locations to which a data location in the n-dimensional space maps is then identified by the NIC processor. The data location is determined based on a hash for data associated with a received storage operation. The NIC processor subsequently communicates via a system bus with a storage processor of one of the computational storage device to service the storage operation. The storage processor is coupled directly to flash media of the one of the computational storage device that is assigned to the one of the storage locations and maintains a key/value store comprising the data.
US11449261B2
A method for low-latency data mirroring in a storage system, the method may include receiving, by a compute node of the storage system, a read request for reading a data unit stored at a primary storage block of the storage system; determining, by the compute node and based on primary storage block metadata, whether a content of the primary storage block is consistent; and responding to the determining of whether the content of the primary storage block is consistent. The responding may include (a) when determining that the primary storage block is inconsistent—copying the data unit from the primary storage block to a secondary storage block of the storage system, and updating the primary storage block metadata; and (b) reading the data unit from the primary storage block and sending the data unit to a requesting entity.
US11449256B2
A storage system is described. The storage system may include a plurality of storage tiers, each including at least one storage device, each storage device including storage and a controller. Metadata storage may store metadata for an image stored in the plurality of storage tiers, which includes a location in the plurality of storage tiers where the image is stored. A receiver may receive a request to access the image from a host. Retrieval software, executed by a processor, may retrieve the image from the plurality of storage tiers using the location where the image is stored. A transmitter may transmit the image to the host.
US11449253B2
Certain embodiments described herein relate to an improved disk usage growth prediction system. In some embodiments, one or more components in an information management system can determine usage status data of a given storage device, perform a validation check on the usage status data using multiple prediction models, compare validation results of the multiple prediction models to identify the best performing prediction model, generate a disk usage growth prediction using the identified prediction model, and adjust the available space of the storage device according to the disk usage growth prediction.
US11449244B2
A method and apparatus for performing access management of a memory device in a Host Performance Booster (HPB) architecture with aid of device side table information are provided. The method may include: sending internal information of the memory device to a host device, to allow the host device to store the internal information of the memory device in a memory within the host device as host side table information at the host device; generating and storing multiple entries of at least one address mapping control table into a random access memory (RAM) as at least one portion of device side table information at the memory device; determining at least two physical addresses associated with at least two logical addresses according to the at least one address mapping control table; and reading data from the NV memory according to the at least two physical addresses.
US11449227B2
A management device that may communicate with at least one devices is disclosed. The management device may include a communication logic to communicate with the devices over a communication channels about data associated with the devices. The management device may also include reception logic that may receive a query from a host. The query may request information from the management device about the devices. The management device may also include a transmission logic to send the data about the devices to the host. The host may be configured to send a message to the devices.
US11449217B2
At least certain embodiments of the present disclosure include an environment with a framework of software code interacting with a plurality of applications to provide gesture operations in response to user inputs detected on a display of a device. A method for operating through an application programming interface (API) in this environment includes displaying a user interface that includes a respective view that is associated with a respective application of the plurality of applications. The method includes, while displaying the respective view, detecting, via the software code, a user input within the region of the touch-sensitive surface that corresponds to the respective view, and, in response, in accordance with a determination that the user input is an inadvertent user input, ignoring the user input. The determination that the user input is an inadvertent user input is made based on an inadvertent user input call transferred through the API.
US11449210B2
An image providing method performed by a computing apparatus includes acquiring a first image group including at least a portion of a series of images generated for continuous volumes with a first slice thickness belonging to a subject, providing, as a current viewing image, one image of the first image group or one image of a second image group including images generated for continuous volumes with a second slice thickness belonging to the subject, and in response to a first specific input of an input device, repeatedly updating an image provided as the current viewing image with an individual image provided for a subsequent viewing based on a directivity given for the first specific input and, in response to a second specific input of the input device, switching the current viewing image between an image of the first image group and an image of the second image group.
US11449196B2
This application discloses a menu processing method in a virtual environment, applied to a client, including: displaying a Virtual Reality (VR) image including a first virtual control volume, a second virtual control volume, and a virtual carrier in a virtual space; obtaining real-time location data of a first controller and a second controller associated with the client; determining real-time location data of an interactive button on the virtual carrier according to the real-time location data of the first controller; determining real-time location data of the second virtual control volume in the virtual space according to the real-time location data of the second controller; and displaying or hiding a menu in accordance with a determination that the second virtual control volume collides with the interactive button based on the real-time location data of the second virtual control volume and the real-time location data of the interactive button.
US11449193B2
A method for displaying a prompting message includes that: upon there is a prompting message to be displayed, a first mark is dynamically displayed on a desktop; after an input operation for the first mark is detected, the desktop is switched to a prompting page; and the prompting message is displayed on the prompting page. Therefore, displaying of the prompting message is optimized, a user can view the prompting message in a more timely manner, and user experience is improved.
US11449192B2
Apparatus, method, computer program for enabling access to mediated reality content by a remote user
An apparatus comprising a man machine interface configured to provide: a screen that presents information indicative of, at least, a real-time capability of a remote user to access and consume mediated reality content; and a user-selectable option to initiate an action that causes the mediated reality content to become accessible to the remote user.
US11449183B1
A touch panel display includes a display panel having a plurality of pixel regions that emit light, and a touch sensor having an electrode configuration that overlays the display panel. The electrode configuration includes a first electrode and a second electrode that are separated by an insulating region. The electrode separation distance between the first and second electrodes is in a range whereby (1) with increasing electrode separation distance a first rate of proportional decrease in mutual capacitance between the first and second electrodes is greater than a second rate of proportional decrease in signal magnitude of an output signal, and (2) a ratio (R) of the first rate to the second rate satisfies the relationship 1.0
US11449182B2
Touch sensor panels/screens can include metal mesh touch electrodes and routing in the active area. In some examples, the touch sensor panel/screen can include row electrodes and column electrodes disposed over the active area of the display. In some examples, the routing traces for the row electrodes and/or column electrodes can be disposed in a border region and some of the routing traces for the row electrodes and/or column electrodes can be disposed in the active area. In some examples, some row electrodes can be shaved down to create an offset from the edge of the active area to accommodate routing traces in the active area. In some examples, the row electrodes can be formed in a first metal mesh layer and some routing traces in the active area can be formed in a second metal mesh layer, different from the first metal mesh layer.
US11449181B2
Articles comprising a substrate having a first major surface; an electrical conductor pattern on the first major surface of the substrate, the electrical conductor pattern comprising a plurality of separated pairs of separated first and second electrically conductive metallic traces. Optionally the articles further comprise a first electrically conductive layer. Embodiments of articles described herein are useful in, for example, displays, touch sensors, lighting elements, photovoltaic cells, electrochromic windows and displays, and electroluminescent lamps and displays.
US11449178B2
A meta projector includes an edge emitting device configured to emit light through a side surface thereof, a meta-structure layer spaced apart from the upper surface of the edge emitting device that includes a plurality of nanostructures having a sub-wavelength shape dimension smaller than a wavelength of the light emitted from the edge emitting device, and a path changing member configured to change a path of the light emitted from the edge emitting device so as to direct the path toward the meta-structure layer. The meta projector may thus be configured to emit a light pattern of structured light, based on directing the light emitted from the edge emitting device through the meta-structure layer, while having a relatively compact device size.
US11449173B2
A touch controller includes a processor and a memory coupled to the processor. The memory stores instructions that, when executed by the processor, cause the touch controller to: operate in an uplink power saving mode in which an uplink signal is transmitted with reduced power in response to reception of a suspend order from a host computer, and operate in a normal mode in which the uplink signal is transmitted with normal power in response to detection of a predetermined trigger during operation in the uplink power saving mode.
US11449172B1
The invention provides a touch control apparatus and a touch panel thereof. The touch panel includes a plurality of pads and a plurality of sensing electrodes. The pads are suitable for being electrically connected to different pins of a touch driving device. The sensing electrodes are suitable for sensing a touch event of the touch panel. Any column of the sensing electrodes includes a plurality of sensing electrode groups. A plurality of sensing electrodes belonging to any one of the sensing electrode groups among the sensing electrodes are coupled to a corresponding one of the pads. The sensing electrodes in each of sensing electrode groups in a same column are dispersedly arranged in the same column. The arrangement of the sensing electrode groups in any column of the sensing electrodes is different from the arrangement of the sensing electrode groups in an adjacent column adjacent to the any column.
US11449161B2
A touch sensor includes a substrate layer, a plurality of sensing electrodes on the substrate layer, and at least one device hole penetrating through one or more of the sensing electrodes. A functional device of an image display device may overlap the device hole so that an optical interference by the touch sensor may be prevented.
US11449160B2
An input sensing device includes an input sensing panel, a flexible circuit board connected to a first side of the input sensing panel, a first lower protective film below the input sensing panel, a second lower protective film below the first lower protective film, and a reinforcing member between a lower portion of the flexible circuit board and a second side of the input sensing panel that is adjacent to the first side, the reinforcing member covering a portion of the lower portion of the flexible circuit board. A side facing the reinforcing member of any one of the first lower protective film and the second lower protective film is spaced from the reinforcing member.
US11449154B1
There is disclosed a multi-dimensional user interface controller apparatus for providing a multi-dimensional user input. In an embodiment, the apparatus comprises a disc adapted to be tilted to control at least two-axes, and depressible in a third axis, and an outer ring surrounding the disc, the outer ring adapted to rotate about the disc to control a fourth axis. In use, the disc and the outer ring are controllable to provide at least four-axes of simultaneous control inputs. In an embodiment, the multi-dimensional user interface controller apparatus further comprises a plurality of magnetic sensors to sense the tilt of the disc or a press on the disc. In another embodiment, the disc further comprises a touch-sensitive top surface adapted to sense one or more fingers touching the surface.
US11449153B1
Computer peripheral devices designed and configured to generate and send peripheral device command signals for controlling software applications. In some examples the peripheral device command signals are designed to be the same as command signals generated by a keyboard in response to pressing one or more keyboard keys corresponding to a keyboard shortcut for a software application control function. The peripheral devices may be selectively configured into one of a plurality of configurations for selectively generating peripheral device command signals by selecting a position of at least one command signal group selector switch operably coupled to the peripheral device.
US11449152B2
An electronic drum, comprising: a bottom member; a drum head; a drum sensor comprising: a passive resonant circuit mounted on the drum head and having a resonant frequency; and an active resonant circuit mounted on the bottom member and configured to excite the passive resonant circuit at the resonant frequency; a sensor driver to drive the active resonant circuit with an RF drive signal at the resonant frequency; and a detector to detect a level of RF signal from the driven active resonant circuit for sensing a position and/or velocity of the drum head; and a signal processor, coupled to the detector, configured to process the detected level of RF signal to sense a position and/or velocity of the drum head for determining when the drum head is hit.
US11449145B2
An Intelligent Television provides unique user interfaces and user interface interactions to provide social media. The interfaces and interface are intuitive and allow the user to quickly retrieve and view social media with respect to content displayed on the Intelligent Television. Further, intuitive user interface interactions are provided to allow for the quick and efficient posting of social media from the Intelligent Television to a social media site.
US11449141B2
A systematic bilateral situational awareness tracking apparatus provides a wearable device with neurosynaptic, EEG, EKG, SpO2, body temperature, and blink sensors. A processor monitors the sensors and determines the wearer's state of situational awareness. When the wearer is fatigued or otherwise less alert, the device provides haptic feedback in conjunction with audio and visual alerts to the wearer, and text message alerts to others. The device integrates with dynamic assessment of situational awareness (DASA) software in order to allow further analysis of the wearer's situational awareness capability and longevity, and prediction of times of peak wakefulness and fatigue.
US11449136B2
Aspects of the subject disclosure may include, for example, embodiments of methods, systems, and devices for receiving user information and biometric data from groups of communication devices. Additional embodiments can include correlating and storing the user information and the biometric data in a hierarchical database according to a classification. Further embodiments can include accessing the user information and the biometric data, determining an emotional state of a user in response to processing the user information and biometric data resulting in a determined emotional state, and selecting enhanced audio content and enhanced image content according to the determined emotional state. Also, embodiments can include generating the user experience for a viewer. The user experience includes a portion of the user information, the enhanced audio content, and enhanced image content to attempt provide an emotive response from the viewer similar to the determined emotional state. Other embodiments are disclosed.
US11449134B2
An electronic device according to various embodiments comprises a display, a camera module, and a processor, wherein the processor can be configured to: acquire a first image including a specific region through the camera module; store, on the basis of the first image, information related to at least one object included in the first image; acquire, on the basis of the second image, information related to at least one object included in a second image when the camera module acquires the second image including at least a partial region of the specific region; display, through the display, together with the second image, information that matches information corresponding to the at least one object included in the second image from among the pieces of information related to the at least one object included in the first image; and store, in correspondence to the at least partial region of the specific region, information which does not match the information corresponding to the at least one object included in the second image from among the pieces of information related to the at least one object included in the first image. Other additional embodiments are possible.
US11449126B1
Described are context-aware low-power systems and methods that reduce power consumption in compute circuits such as commonly available machine learning hardware accelerators that carry out a large number of arithmetic operations when performing convolution operations and related computations. Various embodiments exploit the fact that power demand for a series of computation steps and many other functions a hardware accelerator performs is highly deterministic, thus, allowing for energy needs to be anticipated or even calculated to a certain degree. Accordingly, power supply output may be optimized according to actual energy needs of compute circuits. In certain embodiments this is accomplished by proactively and dynamically adjusting power-related parameters according to high-power and low-power operations to benefit a machine learning circuit and to avoid wasting valuable power resources, especially in embedded computing systems.
US11449120B2
Systems and methods for centralized power management of wireless user devices are disclosed. In embodiments, a method comprises: monitoring, by a computing device, battery charge levels for remote user devices; identifying, by the computing device, that a battery charge level of a first user device of the remote user devices is below a predetermined threshold value based on the monitoring; identifying, by the computing device, at least one in-use device from the remote user devices based on real-time data indicating that the at least one in-use device is in use by a user; and sending, by the computing device, an alert to the at least one in-use device based on the identifying the at least one in-use device, wherein the alert includes information about the first user device and information regarding the battery charge level of the first device.
US11449115B2
Disclosed is an electronic device. According to an embodiment disclosed in this specification, an electronic device may include a first interface, a second interface, an input device generating a specified signal associated with disconnection of a first external electronic device, and a processor operatively connected to the first interface, the second interface, and the input device. The processor may be configured to receive power from the first external electronic device through the first interface in a state where the first external electronic device is connected to the first interface and a second external electronic device is connected to the second interface, and to receive power from the second external electronic device through the second interface when receiving the specified signal generated by the input device. Other various embodiments as understood from the specification are also possible.
US11449109B2
A foldable device includes a housing, a foldable display coupled to the housing, and a hinge mechanism at a bendable section of the foldable display. The hinge mechanism includes hinge track modules movably coupling adjacent pairs of hinge beams. Each hinge track module includes a track member coupled to one of the pair of hinge beams. The track member includes an arcuate slot. First and second hinge shaft members positioned at first and second sides of the track member are coupled to the other of the pair of hinge beams. The first and second hinge shaft members include a hinge shaft slidably coupled in the arcuate slot of the track member. Outer peripheral contours of the hinge shafts correspond to an inner peripheral contour of the arcuate slot to guide movement of the hinge shafts in the arcuate slot and maintain the foldable display within allowable bending limits.
US11449106B1
A cellular phone or tablet computer device includes a front face having a display screen, a back cover opposite the front face, and componentry between the front face and back cover. The back cover is metallic and includes pieces of metal separated from one another by electrical insulation.
US11449102B2
An electronic device is provided, which includes an enclosure, an output component, a display screen and an optical sensor. The output component and the display screen are mounted on the enclosure. The output component includes a packaging shell, an infrared supplementary lighting lamp and a proximity infrared lamp; the packaging shell includes a packaging substrate; the infrared supplementary lighting lamp and the proximity infrared lamp are packaged in the packaging shell and born on the packaging substrate. The display screen is provided with a non-opaque entity region and includes a front surface capable of displaying a picture and a back surface back on to the front surface. The optical sensor is arranged on a side, where the back surface is positioned, of the display screen and corresponds to the non-opaque entity region.
US11449100B2
Example implementations relate to docking stations including cradles. In some examples, a docking station can include a housing including a cradle defining a cavity, the cavity having a width and a depth sufficient to prevent an electronic device coupled to the docking station from decoupling from the docking station responsive to a torque applied on the electronic device, an engagement member to couple to the electronic device when received in the cradle, and a docking connector to transfer data between the docking station and the electronic device when the electronic device is coupled to the docking station.
US11449099B2
The present invention concerns virtual reality viewers for use with touchscreen enabled mobile devices. The virtual reality viewer comprises: a housing configured to receive a mobile electronic device within an interior of the housing; and an input mechanism that is accessible from an exterior of the housing and that is movable within the interior between a first position and an extended position, wherein a surface of the input mechanism is configured to contact the touch-screen of the mobile electronic device when in the extended position. The disclosed systems and methods facilitate receiving user inputs on the exterior of the housing and providing the user inputs to the touchscreen within the housing using the electro-mechanical input mechanism. Accordingly, the viewer can be used with a variety of smartphones without requiring magnetic switches or a wireless/cable connection between the input device and the smartphone.
US11449097B2
Disclosed is a vertically arranged folder-type dual monitor comprising: a main monitor having a vertical width of a first size; and a folder-type sub monitor which has a vertical width of a second size smaller than the vertical width of the first size, and ascends and descends at a certain inclination angle relative to a hinge part formed on the lower end of the main monitor, wherein a screen is divided by the main monitor and the sub monitor to provide different UIs, thus making it possible to efficiently perform tasks when running a single program or multiple programs.
US11449095B2
The present disclosure relates to a display device. The display device includes a display module, a plurality of joint units, and a mesh pattern layer. The display module includes a first non-folding region, a second non-folding region, and a folding region disposed between the first non-folding region and the second non-folding region. The plurality of joint units are disposed under the display module, overlapped with the folding region, and sequentially arranged in a first direction. The mesh pattern layer is disposed between the display module and the plurality of joint units and includes a mesh pattern and a plurality of openings defined by the mesh pattern. Therefore, the display device according to an embodiment of the inventive concept may have excellent visibility.
US11449088B2
A bandgap reference voltage generator can include a bandgap core circuit configured to output at least one control voltage. The bandgap reference voltage generator can further include feedback circuitry that can be configured to receive a control voltage outputted by the bandgap core circuit or another control voltage generated based on the control voltage, and output a current. The current can be outputted such that the current is sourced to or sank from the bandgap core circuit. The feedback circuitry can be further configured to generate a bandgap reference voltage. When the current is sourced to the bandgap core circuit, the bandgap reference voltage can be greater than a threshold value. Similarly, when the current is sank from the bandgap core circuit, the bandgap reference voltage can be less than the threshold value.
US11449084B1
A system and a method include receiving, by a processor, from environmental sensors, environmental output data measurements. The environmental sensors are located at a site location. An health impact scoring algorithm computes a plurality of health impact scores from the environmental output data measurements. An overall health impact score at the site location is computed from the any of the health impact scores having a lowest value. A machine learning model generates at least one recommendation for remediating at least one verified environmental hazard type. At least one of the overall health impact score, the at least one verified environmental hazard type, or the at least one recommendation are displayed on a computing device. An instruction is sent to environment-controlling equipment located at the site location to change an operational parameter of the environment-controlling equipment to mitigate the at least one verified environmental hazard type.
US11449076B2
A method for controlling palm landing of an unmanned aerial vehicle (“UAV”) includes detecting a flight status of the UAV under a predetermined condition. The method also includes controlling the UAV to land on a palm of a user when the flight status is a hover state and when the palm is located under the UAV.
US11449054B2
Provided is a method for controlling flight of a drone and an apparatus supporting the same. More specifically, the drone according to the present invention determines whether or not a specific condition is satisfied to deploy a parachute during the flight, and in a case where the specific condition is satisfied, the drone may stop an operation of one or more propellers to deploy the parachute. Next, the drone deploys the parachute, the parachute is deployed toward an area beside the drone, and the flight of the drone may be controlled by adjusting a rotation speed of each of the one or more propellers.
US11449049B2
A flight management system for unmanned aerial vehicles (UAVs), in which the UAV is equipped for cellular fourth generation (4G) flight control. The UAV carries on-board a 4G modem, an antenna connected to the modem for providing for downlink wireless RF. A computer is connected to the modem. A 4G infrastructure to support sending via uplink and receiving via downlink from and to the UAV. The infrastructure further includes 4G base stations capable of communicating with the UAV along its flight path. An antenna in the base station is capable of supporting a downlink to the UAV. A control centre accepts navigation related data from the uplink. In addition, the control centre further includes a connection to the 4G infrastructure for obtaining downlinked data. A computer for calculating location of the UAV using navigation data from the downlink.
US11449028B2
An industrial development hub (IDH) supports industrial development and testing capabilities that are offered as a cloud-based service. The IDH comprises an enhanced storage platform and associated design tools that serve as a repository on which customers can store control project code, device configurations, and other digital aspects of an industrial automation project. The IDH system can facilitate discovery and management of digital content associated with control systems, and can be used for system backup and restore, code conversion, and version management.
US11449027B2
A method for reducing vibrations originating in a mechanical processing for removal of swarf comprising monitoring the vibration resulting from contact between the tool and workpiece, detecting the occurrence of a regenerative vibratory phenomenon, calculating the frequency of the phenomenon, estimating a value representing a resonance frequency of the machine as a function of the frequency of the phenomenon and determining a threshold value on the basis of the value. Also, comparing the operating speed of the mandrel with the threshold value and reducing the intensity of the phenomenon by a first reduction strategy based on correction of the operating speed of the mandrel being greater than the threshold value or by a second reduction strategy based on a continuous modulation which imparts an oscillation to the speed around the value of the operating speed, when the operating speed of the mandrel is less than the threshold value.
US11449026B2
A method includes identifying a recipe for depositing a plurality of layers on a substrate in a processing chamber of a substrate processing system. The recipe includes iterations of a set of processes. Each iteration is for depositing at least one layer. The method further includes determining iteration adjustments to cause uniformity of the layers. Each iteration adjustment corresponds to a respective iteration. The method further includes determining multipliers to cause an adjustment in thickness of one or more layers of the layers. Each multiplier of the multipliers corresponds to a corresponding iteration. The method further includes storing the iteration adjustments and the multipliers as stored iteration adjustments and stored multipliers. The layers are deposited on substrates based on the recipe and the stored iteration adjustments and the stored multipliers.
US11449024B2
A control system configurable by a configuration application and comprising one or more control processors, one or more gateways, a communication network, a portable electronic device executing the configuration application and one or more controllable devices wherein the controllable device is represented by one or more virtual devices.
US11449018B2
A system for powering equipment used in a hydraulic fracturing operation, the system including at least one first generator in electrical communication with a first switchgear for providing power to primary components of a hydraulic fracturing operation, and at least one second generator in electrical communication with a second switchgear for providing power to backup components of a hydraulic fracturing operation. The at least one first generator is independent of the at least one second generator so that if the at least one first generator loses the ability to generate electricity, the at least one second generator can continue to generate electricity.
US11449017B2
An apparatus for optimizing control parameters of a power plant is provided. The apparatus for optimizing control parameters of a power plant includes: a model generator configured to configure a forecast model including a process model and a control model, a model corrector configured to correct a first parameter of the process model through operation data of a real power plant, and a tuner configured to tune a second parameter, which is a parameter related to a time delay of the forecast model, so as to have a target load increase rate.
US11449009B2
A musical watch case including a case middle with surfaces for receiving and supporting a cover with a bezel, and a casing ring, and supporting at least one gong with a resonant part distinct from the walls of the case middle, which supports the cover via distinct and remote lugs included in the bezel or the case middle and which are arranged to allow vibration of the cover, and form, with at least one gasket, the only direct contacts between the bezel and the case middle, which includes, around an annular wall defining an inner chamber around the casing ring, and around all the other these lugs, a resonator ring integral with the case middle distant at every point from the bezel and from the lugs, forming with this wall an external radiating cavity.
US11448998B2
A metal frame of an image forming apparatus including a first support which includes a first metal plate; a second support; and a third support which includes a second metal plate, wherein either the first metal plate or the second metal plate includes a through-hole formed in a surface portion, the other of the first metal plate and the second metal plate includes an insertion portion, a first facing portion configured to face a first surface of the surface portion, and a second facing portion configured to face a second surface of the surface portion, and wherein in the plate thickness direction of the surface portion, a distance between a tip portion of the insertion portion of the one metal plate and the second facing portion is smaller than a plate thickness of the surface portion of the other metal plate.
US11448997B2
An image forming apparatus includes a main body housing, a drawer, a drum cartridge, and a toner cartridge. The drawer includes a waste toner conveying pipe and a lock member. In a state where the toner cartridge is mounted on the drum cartridge, the drum cartridge is mounted on the drawer, the drawer is located at a drawn-out position, and the lock member is located at a lock position, the toner cartridge is detachable from the drum cartridge.
US11448993B2
A sheet processing device includes a post-processing unit, a process tray, a first sensor, a second sensor, and a control unit. The post-processing unit performs post-processing on the sheet. The process tray places the sheet to be post-processed on the upper surface. The first sensor is disposed on the upper side of the process tray. The first sensor outputs a first signal corresponding to a first distance to an object which is disposed at a first position of the process tray. The second sensor is disposed on the upper side of the process tray. The second sensor outputs a second signal corresponding to a second distance to the object which is disposed at a second position on the downstream side in a sheet discharge direction from the first position of the process tray. The control unit controls the post-processing using the first signal and the second signal.
US11448989B2
A printing apparatus is described in which a guide member biases a printing substrate with a layer of printing fluid toward an electrode array with a plurality of electrodes. Processing circuitry determines a dryness of the layer of printing fluid based on an output of the electrode array when the plurality of electrodes is in electrical contact with the printing substrate.
US11448987B2
In an image forming apparatus, in continuous image formation in which images are continuously formed and fixed on a plurality of recording materials in a fixing portion, with a period from start of the continuous image formation on a first recording material to arrival thereof at the fixing unit being regarded as a first period, and with a period from the arrival of the first recording material at the fixing portion to the end of the continuous image formation being regarded as a second period, a second maximum energizing duty that is set when the control portion supplies power to a plurality of heating elements in the second period is higher than a first maximum energizing duty that is set when the control portion supplies power to the plurality of heating elements in the first period.
US11448984B2
A printing device, including: a cartridge storing developer; a memory provided in the cartridge; and a controller configured to execute a printing process of operating the cartridge form a developer image on a sheet by use of the developer in the cartridge, a first access process of performing access to the memory when the printing process is not being executed, and a second access process of performing access to the memory in a period in which the printing process is being executed, in response to a predetermined operation of the printing device, wherein, when an access failure occurs in the first access process, the controller notifies an error, and wherein, when an access failure occurs in the second access process, the controller continues the printing process and executes the second access process again in response to a next timing of the predetermined operation of the printing device.
US11448980B2
A toner comprising a toner particle comprising a binder resin and an azo dye, wherein the binder resin comprises a polymer A, the polymer A is a polymer having a monomer unit derived from methacrylonitrile, and a relationship among an amount of substance (mol) of the monomer unit derived from methacrylonitrile, an amount of substance (mol) of the azo dye, and the number of azo groups in the azo dye in the toner particle satisfies formula below: [(amount of substance of azo dye (mol))×(number of azo groups in azo dye)/(amount of substance of monomer unit derived from methacrylonitrile (mol))]≤0.500.
US11448968B2
A beam-forming and illuminating system for a lithography system, such an EUV lithography system, includes an optical element and an adjusting device. The adjusting device is configured so that, during a heat-up phase of the beam-forming and illuminating system, the adjusting device measures a field position and/or a pupil position of the beam-forming and illuminating system and adjusts the orientation and/or position of the optical element based on the measured field position and/or pupil position to keep the optical element in a desired position.
US11448965B2
Disclosed herein are methods for patterning two-dimensional atomic layer materials, the methods comprising: illuminating a first location of an optothermal substrate with electromagnetic radiation, wherein the optothermal substrate converts at least a portion of the electromagnetic radiation into thermal energy, and wherein the optothermal substrate is in thermal contact with a two-dimensional atomic layer material; thereby: generating an ablation region at a location of the two-dimensional atomic layer material proximate to the first location of the optothermal substrate, wherein at least a portion of the ablation region has a temperature sufficient to ablate at least a portion of the two-dimensional atomic layer material within the ablation region, thereby patterning the two-dimensional atomic layer material. Also disclosed herein are systems for performing the methods described herein, patterned two-dimensional atomic layer materials made by the methods described herein and methods of use thereof.
US11448960B2
New Te-salts are provided, including photoactive tellurium salt compounds useful for Extreme Ultraviolet Lithography.
US11448959B2
There is a method for forming a three dimensional or porous graphene electrode pattern on a substrate, the method including providing a substrate; coating the substrate with a lignin-polymer composite film; exposing a first part of the coated lignin-polymer composite film to a laser beam for transforming the first part into the graphene pattern; and removing a second part of the coated lignin-polymer composite film, which was not exposed to the laser beam, by placing the second part in water. The lignin-polymer composite film includes (1) a water-soluble alkaline lignin, (2) a polymer having bonding properties, and (3) a solvent, and an amount of the water-soluble alkaline lignin in the lignin-polymer composite film is between 5 and 60% by weight.
US11448956B2
A reflective mask includes a substrate, a reflective multilayer disposed on the substrate, a capping layer disposed on the reflective multilayer, a photo catalytic layer disposed on the capping layer, and an absorber layer disposed on the photo catalytic layer and carrying circuit patterns having openings. Part of the photo catalytic layer is exposed at the openings of the absorber layer, and the photo catalytic layer includes one selected from the group consisting of titanium oxide (TiO2), tin oxide (SnO), zinc oxide (ZnO) and cadmium sulfide (CdS).
US11448951B2
A first holding member holds a first optical system and a first mirror, and has a first junction surface. A second holding member holds a second optical system and a second mirror, and has a second junction surface. A junction portion is configured such that, in a state where the first junction surface and the second junction surface are aligned with each other, the second holding member is capable of being shifted in a direction of both the junction surfaces and rotated around an optical axis, and makes it possible to perform optical axis alignment. An emission-side optical axis of the first optical system and an incidence-side optical axis of the second optical system are aligned with each other, and thus a U-shaped optical path is formed by the first and second optical systems.
US11448949B2
A projection system, comprising a first light source which is an array light source, the first light source being divided into a plurality of illumination areas, and each illumination area may be independently controllable so as to generate a first illumination light field of which the brightness and darkness may be modulated; a second light source comprises an illumination unit and a light steering unit; the light steering unit redistributes illumination light emitted from the illumination unit to generate a second illumination light field of which the brightness and darkness may be modulated, wherein the first and second illumination light fields overlap to generate a combined light field. Also provided is a projection display method. The goal of simultaneously increasing image peak value brightness and lowering image dark field brightness is achieved, and a projection system that has a high contrast ratio is thus obtained.
US11448945B2
An optical path shifting device includes: a holding frame holding a rectangular glass plate; a support part supporting the holding frame in a swingable state; and an actuator causing the holding frame to swing. The holding frame has a first shaft part at a position opposed to a first corner part of the glass plate, and a second shaft part at a position opposed to a second corner part situated in a diagonal direction from the first corner part. The holding frame is connected to the support part by the first and the second shaft parts. The actuator is arranged at a position opposed to a third corner part and has a permanent magnet and a coil opposed to each other. A first opposing surface of the permanent magnet and a second opposing surface of the coil are arranged in a direction intersecting a surface of the glass plate.
US11448936B2
The present invention relates to a nanostructure having an electrochromic material attached to the surface thereof, and a preparation method therefor. To this end, the present invention provides: a nanostructure comprising a metal oxide and having a structure comprising nanopores; and an electrochromic structure comprising an electrochromic material to be attached to the surface of the nanostructure. According to the present invention, the nanostructure has a surface area larger than that of conventional nanoparticles so as to enable more electrochromic materials to be attached thereto, and thus the electrochromic characteristics of an electrochromic device can be improved.
US11448935B2
A liquid crystal display (LCD) device and an organic light-emitting diode (OLED) display device are disclosed. The LCD device includes a base substrate, a display module, and a liquid crystal lens layer. The display module includes a fingerprint recognition sensor. The OLED display device includes a base substrate, a fingerprint recognition sensor, a two-layered liquid crystal lens layer, and an OLED display. The liquid crystal lens layer is configured to be switchable between a non-lens state and a lens state. By adopting liquid crystal lenses with holes, utilization of reflected light reflected by a fingerprint can be improved and imaging quality can be optimized.
US11448934B2
An optical device is provided in the present application. The present application provides an optical device capable of varying transmittance, and such optical device can be used for various applications, such as eyewear, for example, sunglasses or AR (augmented reality) or VR (virtual reality) eyewear, an outer wall of a building or a sunroof for a vehicle.
US11448929B2
Array substrate with light shielding metal portions and manufacturing method thereof, display device
An array substrate and a manufacturing method thereof, and a display device are provided. The array substrate includes: a base substrate; a plurality of gate lines on a side of the base substrate; a plurality of data lines on a side of the plurality of gate lines away from the base substrate and intersecting with the plurality of gate lines; and a plurality of light shielding metal portions between the base substrate and each of the plurality of gate lines; respective one of the gate lines includes a plurality of gate line sub-segments separated by the plurality of data lines, respectively, every two adjacent gate line sub-segments in the respective one of the gate lines correspond to one of the light shielding metal portions, and the every two adjacent gate line sub-segments are connected in series through the one of the light shielding metal portions.
US11448925B2
An electro-optical device includes a first FPC substrate and a second FPC substrate that overlap each other and are mounted on a terminal portion. A monitor pad electrically coupled to an output terminal of a second driving IC is provided at a substrate surface of the second FPC substrate of a substrate surface of the first FPC substrate and a substrate surface of the second FPC substrate that face each other. An opening extending through the first FPC substrate is provided in a position overlapping the monitor pad. A monitor pad electrically coupled to an output terminal of a first driving IC is provided between an opening of the first FPC substrate and the first driving IC.
US11448920B2
The present application relates to a reflector plate, a backlight module and a display terminal. The reflector plate includes a reflecting main board and a reflecting side board arranged at the periphery of the reflecting main board, and the reflecting side board is connected to the side edge of the reflecting main board. A first stitching line and a second stitching line, or a first fold line and a second fold line are arranged at a turning corner of the reflecting side board, such that an included angle is formed therebetween. After assembly, the reflecting side board can incline relative to the reflecting main board, and the reflecting side board between the first stitching line and the second stitching line or between the first fold line and the second fold line forms a curved reflecting surface.
US11448913B2
A display device and a fabrication method thereof are disclosed. A display device, including: a display panel and a cover plate provided opposite to each other; and a support layer, provided between the display panel and the cover plate, the support layer being configured to support the display panel and the cover plate, so that a gap is provided between the display panel and cover plate; the support layer comprising a plurality of first support portions; and the plurality of first support portions are dispersedly arranged and spaced apart from each other.
US11448910B2
An electrical response of a privacy glazing structure to an applied electrical sensing pulse can be measured, and one or more parameters of the privacy glazing structure can be characterized. The one or more parameters can be used to load one or more drive parameters for subsequent use in an electrical drive signal used to operate the privacy glazing structure. If an electrical drive signal is already in place, the characterized one or more parameters can be compared to one or more parameters characterized at a previous time. If the one or more characterized parameters are different from those characterized at the previous time by more than a threshold amount, one or more drive parameters of the electrical drive signal can be adjusted to a new value.
US11448909B2
A display device includes a substrate, at least three light emitting elements and a light adjusting layer. The light adjusting layer includes at least one light adjusting structure and is disposed on the light emitting elements. One light adjusting structure is corresponding to the light emitting elements. The display device provides a sum of viewing-angles of a first number of the light emitting elements when the first number of the light emitting elements is turned on, and the display device provides a sum of viewing-angles of a second number of the light emitting elements when the second number of the light emitting elements is turned on. The first number is less than the second number, and the sum of viewing-angles of the first number of the light emitting elements is less than the sum of viewing-angles of the second number of the light emitting elements.
US11448898B2
A floating image system is provided. The floating image system includes a controller, a first floating image display device electrically connected to the controller, and a second floating image display device electrically connected to the controller. The second floating display device is detachably connected to the first floating image display device. The first floating image display device and the second floating image display device provide a plurality of first floating images and a plurality of second floating images, respectively, so as to jointly display an integrated floating image.
US11448895B2
An optical element driving mechanism is provided that includes a fixed assembly, a movable assembly, and a driving assembly. The movable assembly is configured to be connected to an optical element, and the movable assembly is movable relative to the fixed assembly. The driving assembly is configured to drive the movable member to move relative to the fixed assembly.
US11448889B2
A spectral beam combining (SBC) fiber laser amplifier system including a beam shaper array assembly and a beam source that provides a plurality of beams having a low fill factor profile. The assembly includes an input beam shaper array having a plurality of input cells positioned adjacent to each other that are shaped to cause the beams to expand as they propagates away from the input array to be converted from the low fill factor profile to a high fill factor profile and be tapered to a lower value at a perimeter of each input array cell. The assembly further includes an output beam shaper array having a plurality of output cells positioned adjacent to each other that are shaped to cause the beams to stop expanding so that the output array provides a plurality of adjacent beams with minimal overlap and a minimal gap between the beams.
US11448886B2
A device for MR/VR systems that includes a two-dimensional array of cameras that capture images of respective portions of a scene. The cameras are positioned along a spherical surface so that the cameras have adjacent fields of view. The entrance pupils of the cameras are positioned at or near the user's eye while the cameras also form optimized images at the sensor. Methods for reducing the number of cameras in an array, as well as methods for reducing the number of pixels read from the array and processed by the pipeline, are also described.
US11448885B2
An optical assembly includes a reflector and a volume Bragg grating (VBG). The VBG is positioned for: (i) transmitting light having a first polarization and incident upon the VBG at an incident angle that is within a first angular range, (ii) reflecting light having the first polarization and incident upon the VBG at an incident angle that is within a second angular range distinct from the first angular range, and (iii) transmitting light having a second polarization different from the first polarization. The optical assembly is configured to receive first light, having the first polarization, and reflect the first light at the reflector and at the VBG before the first light is output from the optical assembly. The optical assembly is configured to receive second light, having the second polarization, and output the second light from the optical assembly without undergoing reflection at either the reflector or the VBG.
US11448882B2
A virtual image display apparatus includes a display device serving as an image forming unit, an image optical system including a first mirror member serving as an outer mirror member and receiving imaging light from the display device, and a partially reflecting type mirror portion reflecting imaging light emitted from the image optical system toward a position of an exit pupil. The first mirror member serving as the outer mirror member and the partially reflecting type mirror portion are integrated.
US11448881B2
A wide field of view night vision system is described. The system comprises a head attachment apparatus configured to attach to a user's head and a night vision subsystem. The night vision subsystem comprises one or more night vision image sensors attached to the head attachment apparatus. Each sensor receives input light and produces a digital image of the input light. A processor processes the digital image(s) to produce a wide-field image. The wide-field image spans at least 60 degrees of a user's horizontal field of view. A display and eyepiece attached to the head attachment apparatus receives and displays the wide-field image. The eyepiece is positionable between the display and the user's eye to image the wide-field image into the user's eye.
US11448870B1
A microshutter array can have a frame, a plurality of linear microshutter elements, and a plurality of electrodes. The frame defines a plurality of openings and each opening is defined by a first sidewall, a second sidewall, a third sidewall opposing and parallel to the first sidewall, and a fourth sidewall. Each opening includes a light-transmissive portion configured to span an area. The plurality of linear microshutter elements are configured to extend across at least a part of the area. Each linear microshutter element can have a blade extending in a length direction across and blocking the light-transmissive portion. Each linear microshutter element can have a neck extending from the blade, and at least one torsion bar connected to the neck and connected to sidewalls of the frame.
US11448861B2
The disclosure discloses a zoom lens group, which sequentially includes from an object side to an image side along an optical axis: a first lens group having a negative refractive power; a second lens group having a positive refractive power; a third lens group having a refractive power and having a fifth lens and a sixth lens, wherein the fifth lens and the sixth lens are formed into a cemented lens; and a fourth lens group having a refractive power. By adjusting a spacing distance on the optical axis between the first lens group and the second lens group, a spacing distance on the optical axis between the second lens group and the third lens group and a spacing distance on the optical axis between the third lens group and the fourth lens group, the zoom lens group is switched from a long-focus state to a wide-angle state.
US11448855B1
A multi-functional mirror, includes: a mirror part including a mirror surface and a housing for fixing the mirror surface; a connecting rod detachably connected to the housing and used to support the mirror part; and a base detachably connected to the connecting rod and used to fix and support the connecting rod, where the base has a holding portion for holding a smart terminal. The multi-functional mirror not only can be used as a mirror but also can be used as a support for a smart terminal, and is high in detachability and good in replaceability of each part and thus convenient to carry. The mirror can also be used as a mirror on an office table to view people behind, thereby preventing peeping, preventing viewing by workmates and boss and ensuring security in the office. The mirror can further be used as a cosmetic mirror.
US11448854B2
Certain aspects of the present disclosure provide to angle adjustment systems using one or more spring arrangements. In certain aspects, an angle adjustment system comprises a component and a first spring arrangement coupled to the component, wherein the first spring arrangement comprises at least three spring elements. Further, the first spring arrangement is configured to allow the component to rotate around a first axis of rotation and prevent a first translational movement of the component with respect to the first axis of rotation.
US11448849B2
There is presented an optical element 100, such as a tuneable lens, wherein there is provided means 128 to mitigate problems with stress concentration in a bendable cover member 102 at a border of a supporting structure 101, which in the absence of said means would entail a stress singularity issue due to an abrupt change in mechanical properties around the bendable cover member 102.
US11448843B2
A multi-positionable tray assembly (20) for mounting within a chassis (10) of a telecommunications panel (100) is disclosed. The multi-positionable tray assembly (20) may include a support arm (24) that pivotally supports a tray (22) and that allows the tray assembly (20) to be installed and removed from the chassis (10). The tray (22) and the support arm (24) cooperatively define a cable routing pathway (208) extending through a pivot axis (A1) defined by the tray and the support arm. To minimize the required tray (22) depth and optimize cable routing, the tray (20) can include a cable management structure (102) with a patch panel (104) having a plurality of adapters (108) arranged along a transverse axis (A2) that is non-parallel or oblique to a front plane (A4) of the tray. To improve connector access, rotatable patch cable holders (400) can be provided on the patch panel (104).
US11448839B2
A first adhesive layer is provided to be in contact with an SSC. A second adhesive layer is provided to be in contact with an optical fiber. A lens structure is on an interface between the first adhesive layer and the second adhesive layer.
US11448834B2
A ferrule structure includes: a ferrule body including a body-side guide hole for insertion of a guide pin, and a holding hole that holds light guide members forming light guides; a lens plate including a plate-side guide hole for insertion of the guide pin, and a lens array that includes lenses aligned to the light guides; and a recessed part in an end part of at least one of the body-side guide hole and the plate-side guide hole on an adhesion surface side.
US11448829B2
An M×N wavelength selective switch (WSS), may comprise a common port fiber array unit (FAU) configured to emit optical beams with a lateral offset and a beam steering device configured to direct optical beams with an angular offset to add/drop port optical fibers of an add/drop port FAU. The common port FAU may comprise a first set of common port optical fibers arranged in a first column of the common port FAU and a second set of common port optical fibers arranged in a second column of the common port FAU. The second column of the common port FAU may be laterally offset from the first column of the common port FAU. The beam steering device may be configured to selectively direct, in two dimensions, the optical beams with the angular offset to the add/drop port optical fibers.
US11448827B2
A wafer-level optoelectronic packaging method includes fabricating a pre-singulated wafer. The pre-singulated wafer has a plurality of sub-mounts. A first sub-mount of the plurality of sub-mounts includes an optical waveguide formed on a substrate, a multi-layered sub-mount boundary wall that is formed on the optical waveguide, and a v-groove that is external to the sub-mount boundary wall. A plurality of optical dies are attached to the corresponding plurality of sub-mounts, such that each optical die is aligned to the optical waveguide of the corresponding sub-mount. A cap-wafer including a plurality of caps is attached to the pre-singulated wafer to obtain an encapsulated pre-singulated wafer. The encapsulated pre-singulated wafer is diced to obtain a plurality of optoelectronic packages. The optical waveguide of each optoelectronic package serves as an interconnection conduit between the corresponding optical die and an optical fiber placed in the corresponding v-groove.
US11448804B2
A prism element configured to be disposed between an illumination system and a light valve includes a first prism and a second prism. The first side face, the second side face, and the third side face of the first prism are connected in sequence. The incident surface, the emitting surface, and the transmission surface of the second prism are connected in sequence. The incident surface and the third side face are disposed face to face. The angle between the transmission surface and a normal line of the emitting surface is ±20°. After an illumination light provided by the illumination system transmits through the first side face and enters the first prism, the illumination light transmitting through the third side face forms a transmission light. The transmission light enters the second prism from the incident surface and leaves the second prism from the transmission surface. A projection apparatus is also provided.
US11448794B2
Methods and systems for characterizing subterranean formations are described herein. One method includes performing electromagnetic logging measurements along a portion of a borehole traversing the subterranean formation using an electromagnetic logging tool to obtain electromagnetic data. The method also includes processing the electromagnetic data to determine a plurality of one dimensional formation models associated with the portion of the borehole. A two dimensional pixel grid is determined using the plurality of one dimensional formation models. The method further includes determining a two dimensional formation model for the subterranean formation by performing an inversion of the electromagnetic data using the two dimensional pixel grid. The methods and systems described herein can be used to steer a bottom-hole assembly during well placement.
US11448792B2
Methods are presented for determining the location of underground features (e.g., CO2). One method includes capturing, by sensors distributed throughout a region, seismic traces associated with seismic signals generated by a seismic source. For multiple sensors, active noise is identified or passive noise is measured within each seismic trace and values for attributes associated with the active or passive noise are determined. Further, an unsupervised machine-learning model, based on the values of the attributes, is utilized to determine noise characteristics for multiple sensors. The sensors are grouped in clusters based on the noise characteristics for each sensor. For multiple clusters, a noise filter is created based on the noise characteristics of the sensors in the cluster, and the noise filter of the cluster is applied, for multiple sensors, to the seismic traces of the sensor. Additionally, the filtered seismic traces are analyzed to determine a location of CO2 underground.
US11448790B2
A method for partial differential equation inversion, the method including receiving measured data do; selecting an objective function having first and second measures N1 and N2, wherein the objective function depends on three independent variables V, u, and f, V being a perturbation of a wave equation operator L from a background operator L0, u being a wavefield that satisfies the wave equation operator L, and f being a source function that describes the source of the waves; optimizing with a processor the objective function by finding a minimum or a maximum using the inversion; calculating with the processor solutions V*, u*, and f* of the three independent variables V, u, and f; and generating with the processor an image of an object based on the solutions V*, u*, and f*.
US11448789B2
Systems and methods for determining mechanical properties of anisotropic media are disclosed. A method for determining mechanical properties of an anisotropic media includes obtaining log data of the anisotropic media, the log data corresponding to measurements of the anisotropic media collected with a logging tool; determining values for a plurality of first stiffness components of a stiffness matrix based on horizontal and vertical velocities derived from the log data; determining an upper bound for a second stiffness component of the stiffness matrix based on the values for the plurality of first stiffness components; estimating a value for the second stiffness component based on the determined upper bound; determining a mechanical property of the anisotropic media based on the estimated value of the second stiffness component; and providing the determined mechanical property.
US11448788B2
Enhanced seismic velocity models are generated using a geomechanical model. A tomographic velocity model is generated based on raw seismic data. One or more initial seismic images are generated based at least partially on the tomographic velocity model. Geomechanical data and the initial seismic images are used to generate a geomechanical model. The geomechanical model produces geomechanical outputs that are used to generate a geomechanical velocity model. A second tomographic velocity model is generated based on the first tomographic velocity model and the geomechanical velocity model.
US11448772B2
Described herein is a method for improving the reception of a satellite navigation message divided in several pages and transmitted by one or several satellites. A satellite navigation message M of k pages is encoded inn pages, and any k retrieved pages from any satellite enables decoding of the original satellite navigation message M. An implementation of the method uses parallel block encoding for a binary erasure channel with high parity and zero overhead, where symbols at a fixed position of all pages are encoded in parallel into shorter codes. This method achieves full page interchangeability in the message transmission, optimizes message reception and reduces decoding cost.
US11448767B2
In accordance with some embodiments, systems, methods, and media for asynchronous single photon depth imaging with improved precision in ambient light conditions are provided. In some embodiments, the system comprises: a light source; a detector configured to detect arrival of individual photons, and enter a dead time after a detection; a processor programmed to: cause the light source to emit pulses toward a scene point at the beginning of light source cycles each corresponding to B time bins; cause the detector to enter an acquisition window at a first time bin position; cause the detector to enter another acquisition window at a shifted time bin position; record photon arrival times; associate each photon arrival time with a time bin; and estimate a depth of the scene point based on a number of photon detection events at each time bin, and a denominator corresponding to each time bin.
US11448751B2
A method of a transmit apparatus in a wireless communication system supporting ranging capability is provided. The method comprises: for a single-sided two-way ranging (SS-TWR), identifying a ranging round (RR) including a ranging initiation phase (RIP) for a set of transmit apparatuses including the transmit apparatus and a ranging response phase (RRP) for a set of receive apparatuses, wherein the RIP and the RRP comprise at least one slot; transmitting, to the set of receive apparatuses, a ranging initiation message in the RIP; and receiving, from one or more of the set of receive apparatuses, a ranging response message including information requested by the transmit apparatus in the RRP.
US11448747B2
An electronic device that selectively performs a predefined action is described. The predefined action can be any action performed by the electronic device, such as changing the power state of the electronic device or a component, change the state of a display, initiating a process, ending a process, etc. During operation, the electronic device may transmit a wireless signal. Then, the electronic device may receive a wireless-return signal associated with an object, which can indicate a time-of-flight of the wireless signal between the electronic device and the object. Moreover, the electronic device may determine a range between the electronic device and the object based at least in part on the wireless-return signal. When the range between the electronic device and the object is less than a threshold value, the electronic device may determine: whether the range between the electronic device and the object is varying and/or whether to perform the predefined action.
US11448744B2
In one embodiment, a method includes configuring a radar transceiver to transmit a first number of radar pulses at a first pulse repetition frequency (PRF); and determining a first value corresponding to a first object based on a first radar data received in response to the first number of radar pulses. The first object is identified based on the first value being higher than a predetermined threshold value. The method also includes configuring the radar transceiver to transmit a second number of radar pulses at a second PRF that is higher than the first PRF; determining a second value of the first object based on a second radar data received in response to the second number of radar pulses; and associating the second value with information of the first object.
US11448743B2
The invention relates to a method for determining the distance and radial speed of an object relative to a measuring point, wherein the method comprises the following steps: a) emitting first transmission signals, which are radar radiation in the form of first frequency ramps, b) emitting second transmission signals, which are radar radiation in the form of second frequency ramps, wherein the second frequency ramps are different to the first frequency ramps, c) receiving received signals, which are first and second transmission signals reflected at the object, d) mixing the received signals with the first or second transmission signals to create mixed signals, e) creating a range-Doppler matrix using the mixed signals, f) detecting two Doppler frequencies, which originate from the radial speed of the object, and g) evaluating the Doppler frequencies and/or phase information of the mixed signals, such that ambiguities are eliminated when determining the radial speed wherein the first transmission signals and the second transmission signals are emitted at the same time.
US11448742B2
The radar device is provided with a distance calculation unit that calculates a distance correspondence value corresponding to the distance to a target from a digital signal converted by a beat signal detection unit, and calculates the distance to the target from the distance correspondence value.
US11448741B2
A robot and a method for localizing a robot are disclosed. The method for localizing a robot may include acquiring communication environment information including identifiers of access points and received signal strengths from the access points, generating an environmental profile for a current position of the robot based on the acquired communication environment information, comparing the generated environmental profile with a plurality of learning profiles associated with a plurality of regions, respectively, determining a learning profile corresponding to the environmental profile, based on the comparison, and determining a region associated with the determined learning profile as a current position of the robot. In a 5G environment connected for the Internet of Things, embodiments of the present disclosure may be implemented by executing an artificial intelligence algorithm and/or machine learning algorithm.
US11448740B2
A portable sensor calibration device that provides a reference to a sensor during a calibration procedure. The sensor calibration device may have a number of adjustable functions providing for functional configurability, such as interchangeable target elements, adjustable pitch, adjustable target mounting, and locking elements.
US11448739B2
A time-of-flight sensor includes a light source to transmit periodic bursts light in a direction of one or more objects and an array of optical sensing elements to detect light reflected from the one or more objects and generate sensor data corresponding to the detected light. A distance calculator determines depth information of the one or more objects by determining a general phase shift of the reflected light relative to the transmitted light based on a first frame of the sensor data and a second frame of the sensor data, calculating an incremental phase shift of the reflected light relative to the transmitted light based on a linear relationship between the first frame and the second frame in relation to the general phase shift, and combining the general phase shift with the incremental phase shift to determine an actual phase shift of the reflected light relative to the transmitted light.
US11448733B2
A measuring apparatus for the three-dimensional geometric acquisition of surroundings by means of a rotating transceiver platform and a multiplicity of transmission channels for emitting pulsed distance measurement beams, wherein in each case a different elevation with respect to a reference plane orthogonal to the rotation axis is scannable with each of the transmission channels. Furthermore, the measuring apparatus comprises a receiving unit having a sensor arrangement of semiconductor photomultiplier sensors, wherein the number of sensors is less than the number of transmission channels, and the transmitting unit and the receiving unit are configured such that at least two of the transmission channels are assigned to a common sensor, which is configured for generating distance measurement data with respect to the at least two transmission channels.
US11448732B2
A method for scanning a transmitted beam through a 360° FOV in a LIDAR system using no moving parts. The method includes generating a laser beam, frequency modulating the laser beam, and directing the frequency modulated laser beam to a spiral phase plate resonator (SPPR) device. The method further includes directing the beam from the SPPR device onto a conical mirror, and receiving a reflected beam from the target. The method mixes and correlates the transmitted beam and the reflected beam, calculates a fast Fourier transform of signals representing the mixed transmitted and reflected beams, determines beat frequencies in the mixed and transformed signals, identifies intermediate frequencies in the beat frequencies, estimates a time delay between the transmitted beam and the reflected beam from the beat frequencies to determine the distance to the target, and determines a Doppler frequency from the beat frequencies to determine the velocity of the target.
US11448726B2
Systems and methods for detecting and monitoring human breathing, respiration, and heart rate using statistics about the wireless channel between two or more connected devices. A user is monitored for identifying patterns in the user's behavior that may allow the system to alert a caregiver to deviations in the user behavior that may be indicative of a potential issue, such as depression. A presence may further detected in a sensing area through the detection of spectral components in the breathing frequency range of comprises user includes transforming phase difference between spatial streams and amplitude of the samples representing frequency response of the channel for any frequency value into frequency domain to perform frequency analysis. Statistical analysis may be performed on the frequency space provided by the transformation. Micro motions may also be detected by detecting presence in a sensing area through the detection of spectral components in the micro motion frequency range.
US11448725B2
To provide an improved radar apparatus capable of expanding the aperture length per antenna element and the aperture length of the virtual reception array antenna. One of a transmission array antenna and a reception array antenna includes a first antenna element group having m-pieces of antenna elements arranged at a first interval Dt along a first axis direction (m is an integer of 1 or larger), and the other one of the transmission array antenna and the reception array antenna includes a second antenna element group having (n+1)-pieces of antenna elements arranged at a second interval Dr(n) along the first axis direction (n is an integer of 1 or larger).
US11448723B2
A transmission antenna unit includes transmission antennas arranged in a row along a predetermined array direction at a predetermined first interval. A reception antenna unit includes reception antennas arranged in a row along the array direction at a second interval set to differ from the first interval. The transmission antennas and the reception antennas form a virtual array in which virtual reception antennas are arranged in a row along the array direction. The first interval is equal to a multiplication value of a minimum interval being a minimum value of an arrangement interval of the virtual reception antennas and a first multiple being an integer of 2 or greater. The second interval is equal to a multiplication value of the minimum interval and a second multiple being an integer of 2 or greater and set to differ from the first multiple. The first and second multiples are coprime.
US11448716B1
The invention relates to a method for optimizing an MR imaging sequence with a plurality of sequence blocks where gradient requirements of logical gradients switched along axes including a read, slice, and phase axis are determined. Based on the requirements, a reference gradient is determined among the logical gradients having a longest minimum duration relative to remaining logical gradients within the sequence block during which the reference gradient is switched on. A scaling factor is determined for each of the logical gradients. The scaling factors for the logical gradient factors are updated taking into account the determined stretch ratios, and optimized amplitudes are determined for the logical gradients based on the updated scaling factors.
US11448701B2
The present disclosure discloses a Condition Monitoring Device (CDM), configured to monitor power consumption and loading of motor. The CDM receives value of a measured current in a stator of the motor, and measures at least one of a magnetic flux around the motor and vibrations in the motor. The magnetic flux, the vibrations and the current in the stator are measured within a predefined time window. The CDM calculates various parameters of the motor and estimates a value of current using the measurements and rated parameters stored in the CDM. The estimated parameter of current is compared with the measured value of current. A value of rotor speed (one of the rated parameters) is varied until the value of the estimated current is approximately equal to the value of the measured current. The value of current is considered to monitor power consumption and loading of the motor.
US11448699B2
An input device (10) is connectable to a switch (20) to receive a state of the switch (20) input as a voltage corresponding to the state. The input device (10) includes an output circuit (120) to output a first voltage or a second voltage different from the first voltage, an input circuit (150) to receive the voltage input from the output circuit (120) via the switch (20) in a closed state and output input signals (33) corresponding to the input voltage, a diagnoser (112) to determine whether the input signals change in response to switching of the voltage from the output circuit (120) to the second voltage, and a generator (113) to generate a state signal (34) indicating the state of the switch (20) based on the input signals (33). The second voltage differs from a reference voltage input to the input circuit (150) while the switch (20) is open.
US11448697B2
The disclosure describes a novel method and apparatuses for allowing a controller to select and access different types of access ports in a device. The selecting and accessing of the access ports is achieved using only the dedicated TDI, TMS, TCK, and TDO signal terminals of the device. The selecting and accessing of device access ports can be achieved when a single device is connected to the controller, when multiple devices are placed in a daisy-chain arrangement and connected to the controller, or when multiple devices are placed in a addressable parallel arrangement and connected to the controller. Additional embodiments are also provided and described in the disclosure.
US11448694B2
A semiconductor package test apparatus includes an interface board having connection terminals for electrically connecting a semiconductor package to a tester, a push block for pressing the semiconductor package toward the interface board to bring external terminals of the semiconductor package into contact with the connection terminals of the interface board, a temperature adjustment unit connected with the push block to heat or cool the semiconductor package to a test temperature through the push block, and a heat transfer member for thermally connecting the push block and the interface board.
US11448693B2
The disclosure relates to a test system for improving test stability. One end of the connection pin is fixed to a bottom surface of a corresponding pin socket, the bottom surface is near an end of the plug end, the other end of each connection pin is disposed in the corresponding pin socket and a portion of the other end of the connection pin protrudes from a top surface of an end of the plug end. The connection pin in the plug end will not be deformed by external force, which can avoid the deformation of the connection pin caused by external force, and ensure the electrical connection and test stability.
US11448689B2
An electronic device, a signal validator, and a method for signal validation are provided. The electronic device includes a circuit board generating a plurality of signals and a signal validator. The signal validator records a current voltage level of each signal as a sequence code and records a time interval between the sequence code and a previous sequence code as a delay time corresponding to the sequence code when a voltage level of one of the plurality of signals changes. The signal validator sequentially determines whether the sequence code matches with a prearranged sequence code. When the sequence code matches with the prearranged sequence code, the signal validator determines whether each delay time corresponding to each sequence code exceeds a predetermined delay time. When the delay time is less than the predetermined delay time, the signal validator determines that the plurality of signals passes signal validation.
US11448671B2
Briefly, embodiments are directed to a system, method, and article for identifying power system event signatures. Input measurement data may be received from one or more data sources relating to a power grid system. The input measurement data may comprise normal system operation measurement data and power system event measurement data. A processor may perform operations during an online application phase. During the online application phase, a feature matrix may be generated for the power system event measurement data and the at least one trained auto-associative model. The feature matrix for the power system event measurement data may be processed to determine power system event residuals. Also during the online application phase, the power system event signatures may be identified based on residual statistics for normal system operation measurement data residuals and on the power system event residuals.
US11448666B2
A probe for an electrical testing device has an independently powered integrated light source. The probe has a plurality of lights oriented in a cross-like configuration and housed in a recessed surface of the probe. The plurality of lights projects light beams that extend toward the tip of the probe and illuminate the area directly in front of the tip from 360 degrees. The integrated light source is connected to a power source that is housed in the probe but is independent from the power source used for the electrical testing device.
US11448658B2
Provided is a method and device for controlling a preparation instrument that prepares a detection composition used for detecting a target nucleic acid molecule in a specimen using an integrated instruction file.
US11448653B2
Cell sorting methods that improve sorting efficiency and productivity by elevating sorting pressures and incorporate certain steps to help the cells better survive such elevated pressures. In the case of sperm, sorting the steps of standardizing sperm samples, staining sperm samples in a single step, calibrating a flow cytometer to place sperm in the leading edge of droplets, and changing a catch fluid distance may be incorporated individually, or in combination to help sperm better survive the sex sorting process.
US11448652B2
Reagents comprising MS active, fluorescent molecules with an activated functionality for reaction with amines useful in tagging biomolecules such as N-glycans and uses thereof are taught and described. In particular, compounds for use as a reagent for rapid fluorescence tagging of biomolecules and enhanced MS signaling are provided. The compounds may have optical centers and therefore may occur in different enantiomeric and diastereomeric configurations. These MS active, fluorescent compounds may have three functional components: (a) a tertiary amino group or other MS active atom; (b) a highly fluorescent moiety, and (c) a reactive group that rapidly reacts with amines. The reactive group provides rapid tagging of desired bio-molecules. The fluorescent moiety provides the fluorescent signal. The tertiary amino group provides the MS signal.
US11448644B2
The invention relates generally to compositions and methods for the detection of zinc. In particular, compositions and methods are provided to detect changes in cellular zinc concentration and to correlate them to cellular phenomena.
US11448640B2
A gas analyzer for measuring a respiratory gas component includes an emitter that transmits infrared (IR) radiation through a measurement chamber containing respiration gas, and at least one IR detector configured to receive at least a portion of the IR radiation transmitted through the measurement chamber and to generate radiation measurement data based on the received IR radiation. A light source is configured to emit light onto a color indicator, wherein the color indicator is one of a predefined set of colors. A color detector is configured to detect light reflected by a color indicator so as to identify color information. The controllers configured to determine a respiratory gas component concentration within the measurement chamber based on the color information and the radiation measurement data.
US11448637B2
A system for locating and tracking an object is provided. The system includes a measuring device configured to determine a property of a paving-related material, a locating device configured to determine a location of the measuring device, a tracking system configured to store tracking information associated with the measuring device and one or more properties determined by the measuring device, and a communications system configured to transfer, to a remote device, the location of the measuring device and the tracking information associated with the measuring device.
US11448623B2
The valve assembly includes a main valve body defining a first inner cylindrical cavity, a support plate positioned above the main valve body, and an upper valve head positioned above the support plate. The upper valve head includes a bottom planar bottom surface and a plurality of discrete conduits, each conduit extending between an outer end and an inner end. The valve assembly further includes a sealing diaphragm interposed between the support plate and the upper valve head. The diaphragm can be engaged by plungers to selectively open or close corresponding gas circuits.
US11448619B2
A through-hole (3) is disposed in a supporting substrate (2). Plate-shaped beams (4 (4A, 4B)) each includes a piezoelectric element, extends from an edge of the through-hole (3) toward an opposite edge to close a part of the through-hole (3), supports a substance adsorption film to which a constitutive substance to be detected adheres, and has a vibration frequency that is varied due to adhesion of the constitutive substance to the substance adsorption film. Drive electrodes (16) apply a voltage to the piezoelectric element to vibrate and deform the beams (4). Detection electrodes (17) detect information about the vibration frequencies of the beams (4).
US11448614B2
An electrochemical sensor array includes a thermal oxide configured to interface with one or more analytes. There is a transistor device layer that includes a plurality of field effect transistors (FETs) on top of the thermal oxide. A contact and wiring structure layer is on top of the transistor device layer and operative to couple to control nodes of each of the plurality of FETs. The contact and wiring structure are on a side opposite to that of the thermal oxide.
US11448610B2
An exemplary method of indicating a condition of grout within a post-tensioned tendon involves positioning a magnet and a metallic sensing plate in close proximity to an outer surface of the post-tensioned tendon; rotating the magnet and the metallic sensing plate around the outer surface of the post-tensioned tendon; measuring an amount of magnetic forces applied to the magnet during rotation of the magnet around the post-tensioned tendon; measuring an impedance between the metallic sensing plate and metallic strands within the post-tensioned tendon during rotation of the metallic sensing plate around the post-tensioned tendon; and generating an image of a cross-section of the post-tensioned tendon indicating one or more grout conditions in spatial proximity to the metallic strands within the post-tensioned tendon based on measurement data using the magnet and the metallic sensing plate.
US11448597B2
The present invention relates to an apparatus and method for monitoring a dry state of an electrode substrate in which electrode slurry is applied to a collector. The monitoring method comprises emitting light onto a surface of the electrode substrate; receiving the light reflected by the surface of the electrode substrate; and analyzing a luminous intensity or spectrum of the received light to estimate a drying rate of the electrode substrate. The apparatus includes a light emitting part emitting light from a light source onto a surface of the electrode substrate; a light receiving part receiving the light reflected by the surface of the electrode substrate; and a computing device analyzing a luminous intensity or spectrum of the received light and comparing analyzed characteristics of the light with the reference data of the reflected light to the drying rate of the electrode substrate.
US11448594B1
The present disclosure generally relates to methods and apparatuses that determine quality and authenticity (e.g., adulteration, incorrect labeling, etc.) of agricultural commodities based on near-infrared spectrometers and chemometrics.
US11448585B2
The present invention relates to an imaging system, including: a coherent light source delivering an object beam and a reference beam; a device of modulation of the object beam with a modulation signal; an image sensor arranged to receive an interference pattern resulting from a combination of the object beam and of the reference beam; and a demodulation device, the system being configured to, during a measurement phase: apply to the modulation signal a first pseudo-random sequence of jumps of a parameter selected among the phase, the frequency, and the amplitude; and simultaneously apply to the modulated portion of the object beam a second pseudo-random sequence of jumps of said parameter, wherein the first and second sequences of jumps of said parameter are non-correlated.
US11448577B2
The present invention discloses a second-generation in-situ test device for strength of a shallow water sediment, including a workboat and a static cone penetration test unit carried by the workboat, where the static cone penetration unit includes a mounting frame, a penetration unit, a control cabin and a hydraulic unit; the penetration unit and the hydraulic unit are both electrically connected to the control cabin. In this solution, the workboat is used to carry the test equipment, and the static cone penetration test unit is carried on the workboat with a special structure. Based on a double-cable lifting frame, the equipment is launched and recovered through a moon pool in the center of a hull. This significantly improves the efficiency and safety of the sediment strength test operation in a shallow water environment.
US11448572B1
A portable, hydrocarbon well test unit for use with high temperature and high-pressure hydrocarbon wellbore flow includes a two-phase separator unit having a hydrocarbon inlet, a vapor outlet and a liquid outlet. A static mixer is in fluid communication with the liquid outlet. A liquid sampler positioned downstream of the static mixer ensures that liquid and gas are mixed to accurately represent a sample of the wellbore hydrocarbon flow. The sampler can be actuated to extract a sample of the mixed fluid. The sampler directs samples to a multi-position valve having a plurality of valve outlets, each outlet being in fluid communication with one of a plurality of sample bottles. A controller actuates the multi-position valve to direct a sample into a particular sample bottle, thereby allowing different types of samples to be taken over different time periods without the need for intervention for extended periods of time.
US11448571B2
Provided is a specimen collection tip having a novel structure, with which it is possible to collect a trace amount of a specimen with good quantitative precision. Also provided is a specimen preparation container having a novel structure, with which it is possible to dilute and prepare the specimen collected with the specimen collection tip with good quantitative precision. A specimen collection tip 10, wherein a specimen holding region 12 having a predetermined volume is provided inside the specimen collection tip 10, and in a distal end portion extending from a support part 15, there is formed a specimen collection hole 22 and an air vent hole 24 placing the specimen holding region 12 in communication with a surface 23. Also, a specimen preparation container 26 with a cap 30, wherein the specimen collection tip 10 is attached to the cap 30 at the support part 15.
US11448567B2
A method of monitoring a vehicle axle, and of discriminating between a plurality of axle failure modes, is described. The method may include acquiring first axle data and second axle data, detecting at least one first anomaly if the acquired first axle data deviate from first reference data provided by a model of the axle, detecting at least one second anomaly if the acquired second axle data deviate from second reference data, detecting at least one out of a plurality of axle failure modes based on which anomaly or which anomalies have been detected, and issuing a failure notice indicative of the at least one detected axle failure mode.
US11448557B2
A method for determining the junction temperature of at least one die of a semiconductor power module, the semiconductor power module being composed of plural dies connected in parallel and switching between conducting and non conductor states according to pattern cycles, the method comprises the steps of: disabling the conducting of the at least one die during at least a fraction of one switching cycle, applying a current limited voltage to the gate of the at least one die during a period of time of the cycle wherein the at least one die is not conducting, the resulting voltage excursion having a value that does not enable the die to be conducting, measuring the voltage at the gate of the die, deriving from the measured voltage a temperature variation of the junction of the at least one die or the temperature of the junction of the die.
US11448555B2
Exemplary systems for detecting water include: a light source positioned to transmit thermal radiation through a sample; a lens assembly positioned to: receive the thermal radiation transmitted through the sample; and focus the transmitted thermal radiation onto a filter positioned between the lens assembly and a detector; and a cooling subsystem for cooling the filter and the detector to a temperature below that of the sample. Methods for detecting presence of water in a sample are also disclosed.
US11448554B2
A method for estimating ambient light at a display screen of a device. The method comprises determining one or more expected colour values of display screen output light, detecting light with a sensor positioned behind the display screen, determining one or more colour values of the detected light, determining a difference between the one or more expected colour values of the display screen output light and the one or more colour values of the detected light, and, from the determined difference, estimating a first portion of the detected light corresponding to the display screen output light and a second portion of the detected light corresponding to ambient light.
US11448550B2
An optical measurement device includes an optical sensor which measures an optical waveform of a reference object or a measurement object, a learner which receives a first optical waveform of the reference object from the optical sensor and learns frequency characteristics of the first optical waveform, a filter generator which analyzes the frequency characteristics of the first optical waveform and generates a frequency filter, a frequency modeling unit which receives a second optical waveform of the measurement object from the optical sensor and models frequency characteristics of the second optical waveform, and an optical characteristic detector which calculates an optical characteristic index of the second optical waveform based on an output value of the frequency modeling unit and the frequency filter.
US11448549B2
A heat transfer device and method are disclosed. The device includes a working region (i.e., working substance) made from a first superconducting material having a superconducting state and a normal state when magnetized. The first superconducting material has a first energy gap while in the superconducting state. A substrate (i.e., cold reservoir) is connected to the working region at a first tunnel junction. The substrate may be a metallic substrate. A heat sink (i.e., hot reservoir) is connected to the working region at a second tunnel junction. The heat sink is made from a second superconducting material having a second energy gap that is larger than the first energy gap. In a particular example, the heat transfer device includes a metallic substrate is made from Copper, a working region made from Tantalum, a heat sink made from Niobium, and the first and second tunnel junctions are made from Tantalum Oxide.
US11448530B2
An encoder includes a measurement target and circuitry. The measurement target includes an absolute pattern and is rotatable. The circuitry is configured to generate, via a processing scheme, a signal representing an absolute position of the measurement target based on the absolute pattern. The circuitry is configured to detect, based on the absolute pattern, whether the measurement target rotates or not. The circuitry is configured to change the processing scheme based on whether the measurement target rotates or not.
US11448525B2
A sensor device comprises at least one test magnet which is designed to provide a magnetic test field, a first sensor element which is designed to capture a magnetic field and to provide a first sensor signal, wherein the first sensor signal comprises a first signal contribution on the basis of the magnetic test field, a second sensor element which is designed to capture a magnetic field and to provide a second sensor signal, wherein the second sensor signal comprises a second signal contribution on the basis of the magnetic test field, wherein the magnetic test field at the location of the first sensor element differs from the magnetic test field at the location of the second sensor element.
US11448513B2
The disclosure provides a method, a system, and a computer program product in accordance with at least one example embodiment for generating parallel road data of a region utilized when performing navigational routing functions. The method comprises obtaining map data of the region including at least one road sign, determining a plurality of first links associated with the at least one road sign based on the map data of the region, determining a relative position of the at least one road sign with respect to each of the plurality of first links, determining one or more second links based on the relative position of the at least one road sign with respect to each of the plurality of first links, generating the parallel road data of the region based on the one or more second links, and updating the map data of the region in a map database based on the generated parallel road data, wherein the updated map data of the region from the map database is utilized when performing navigational routing functions, and wherein the region comprises at least one of the plurality of first links and/or the plurality of second links.
US11448508B2
Systems and methods for generating maps for retail environments and other indoor locations, such as via autonomous or other automatic processes, are described. In some embodiments, the systems and methods access images of a retail environment captured via multiple security cameras placed within the retail environment, and generate a two- or three-dimensional digital, virtual and/or interactive map that depicts a layout of the retail environment based on features extracted from the accessed images. For example, the systems and methods may extract and/or determine walkable paths within the images, and generate a two- or three-dimensional map that is based on placing the walkable paths within the retail environment.
US11448492B1
A broadhead blade lock and release apparatus consisting of a support structure with a blade attached with the support structure such that the blade is movable from a first position to a second position. A pressure device is connected with the blade where the pressure device is configured to apply pressure to the blade. A blade lock is attached to the support structure such that when the blade is connected with the blade lock the blade is held in the first position by the pressure on the blade and where pressure on the blade releases the blade form the blade lock such that the tension device then pressures the blade to the second position.
US11448491B2
A cartridge has a polymer case with a mouth, a neck having a neck thickness (Tn), a shoulder, and a body having a case thickness (Tc). The body has a flat portion comprising a minimum thickness, a pull thickness (Tp), and a dip comprising a dip thickness (Tb). The cartridge also includes an insert attached to the polymer case opposite the shoulder. The insert can a bulge engaging the dip to maintain the insert on the polymer case. Tb and Tn are related by 1.0≤Tb/Tn≤1.5 or just <1.5. The ratio of the minimum thickness of the body to the neck thickness is between about 1.0 and about 1.5. The ratio of Tb to Tn includes, and/or the minimum thickness of the body to the neck thickness includes, but is not limited to, ratios of 1.00, 1.05, 1.10, 1.15, 1.20, 1.25, 1.30, 1.35, 1.40, 1.45, and 1.50.
US11448484B2
An impact absorption structure (1) is provided. The impact absorption structure (1) comprises an impact receiving component (3), capable of, after receiving an initial impact shockwave, separating that shockwave into at least a first shockwave (S11) and a second shockwave (S122), time-spaced from the first shockwave (S11). The impact absorption structure (1) also comprises an energy dissipation component (5) adjacent to the impact receiving component (3), such that the time-spaced shockwaves (S11, S122) can be passed across an interface from the impact receiving component (3) to the energy dissipation component (5). The energy dissipation component (5) comprises a chemical element or compound such as calcite exhibiting a first displacive phase change from a first phase to a second phase (52) upon experiencing the first shockwave (S11), a second displacive phase from the second phase (52) to a third phase (53) upon experiencing the second, later shockwave (S122), and a third displacive phase change from the third, or a later, phase (53) to the first phase upon unloading after the second shockwave (S122), the compound thereby exhibiting a hysteresis cycle in which elastic energy is dissipated.
US11448483B1
Techniques for tracing back a projectile to the projectile origin are described. A method includes detecting projectile track(s) in image(s). Each projectile track crosses multiple pixels in each image. The projectile track(s) correspond to projectile(s). The projectile track(s) in the image(s) are translated to traceback path(s). The traceback path includes a known location and a projectile origin (e.g. the location at which the projectile originated, also termed the shooter's location).
US11448471B2
A heat storage unit includes: a heat storage material that contains water and high polymers that exhibit hydrophilicity or hydrophobicity depending on a temperature; a heat exchanger that causes heat exchange to be performed between a heating fluid and the heat storage material to heat the heat storage material and store heat in the heat storage material, and causes heat exchange to be performed between a heat utilization fluid and the heat storage material to receive heat from the heat storage material and cause heat to be transferred from the heat storage material; and a container that is filled with the heat storage material and houses the heat exchanger.
US11448467B1
A heat exchanger is characterized by having two or more fluid flow circuits, each formed by multiple small cross-section “micro-tubes” contained within a surrounding metal structure, or “metal matrix.” Its function is to efficiently transfer heat from one fluid to another in a highly compact assembly. Most any metal or metal alloy can be considered for the micro-tubes. The micro-tubes, while typically arranged in alternating layers of alternating flow circuits, may be organized in any number of arrangements including co-linear and at cross angles to provide for co-flow, counter flow and cross flow. The metal matrix, is provided in one embodiment by a metal or metal alloy powder consolidated in a hot isostatic pressing (HIP) process. This process also joins the tubes together and to the matrix itself, producing a monolithic structure.
US11448465B2
A heat exchanger including a honeycomb structure having partition walls defining fluid cells extending between inflow and outflow end faces, and inner and outer peripheral walls. A first outer cylinder contacts the outer peripheral wall. A first inner cylinder having inflow and outflow ports for the fluid has an outer peripheral surface that contacts the inner peripheral wall. A second inner cylinder having inflow and outflow ports for the fluid is spaced on a radially inner side of the inner peripheral wall. The inflow port of the first inner cylinder is closer to the inflow end face than the outflow end face in an axial direction of the honeycomb structure. The outflow port of the second inner cylinder is closer to the outflow end face than the inflow end face in the axial direction of the honeycomb structure.
US11448464B2
The invention relates to a heat exchanger apparatus comprising at least one metal sheet (10) (e.g. aluminium), and preferably a plurality in a stack. Each metal sheet (10) has a corrugated surface, with fabric covering at least a portion of one surface of the metal sheet to promote evaporation. A wetting agent (e.g. LiCl/Polyvinyl-Alcohol (PVA) solution) is provided in the fabric to promote wetting of the fabric, and also acts as an anti-microbial agent. The fabric preferably covers all of the corrugated surface, and two planar portions are provided above and below the corrugated surface respectively. In use, the heat exchanger apparatus is disposed with a long side vertical and the corrugated surface is disposed on a middle portion, the upper planar portion is contiguous with an air outlet, and/or the lower planar portion is contiguous with an air inlet. In a preferred embodiment, the corrugated surface has in cross-section a profile of a periodic waveform, wherein the peak-to-peak distance is 11.6 mm, the amplitude is 2.5 mm, and corrugations intersect the plane of the heat exchanger apparatus at an angle to that plane of 50 degrees. Also disclosed are a cooling system incorporating the heat exchanger apparatus and methods of operating the cooling system, involving intermittently operating a water supply system for the application of water to the fabric, and/or, recirculating water from a water sump using the water supply system.
US11448456B2
In an entrance refrigerator, when a living organism such as a companion animal is detected in a storage compartment, a drain port provided at the bottom of the storage compartment is opened, such that air outside the storage compartment flows into the storage compartment through the drain port.
US11448455B2
A refrigerator having an improved structure that enhances the cooling efficiency. The refrigerator includes a main body, a storage compartment formed inside the main body, and a cold air supplier to supply cold air to the storage compartment, the cold air supplier including a compressor compressing a refrigerant, a condenser condensing the compressed refrigerant, a decompressor expanding the condensed refrigerant, an evaporator disposed at a rear of the storage compartment to evaporate the expanded refrigerant, and a refrigerant moving tube connecting the evaporator to the compressor through which the evaporated refrigerant is moved to the compressor so that the refrigerant is recirculated, wherein the evaporator includes a case, a refrigerant tube disposed inside the case such that the refrigerant introduced into the evaporator flows therethrough, and connected to the refrigerant moving tube at an inside of the case, and a heat insulating material filling the inside of the case to cover where the refrigerant tube and the refrigerant moving tube are connected to each other.
US11448450B2
The present invention discloses a refrigerator and a control method thereof. The refrigerator comprises a door body with an inner door and an outer door, a locking mechanism for locking the outer door, an unlocking mechanism for unlocking the outer door, and a detection unit for detecting an open state and a closed state of the inner door. The present disclosure avoids damages caused by collision between the inner door and the outer door when the outer door is opened, and also avoids simultaneous opening of the inner door and outer door and facilitates the user to use and achieves an energy-saving effect.
US11448443B2
An ice crushing device and a refrigerator, the ice crushing device comprising: a housing assembly comprises a housing and an ice bucket supported in the housing; a driver for driving the ice bucket to rotate, at least a portion of the driver being mounted in the housing; an ice crusher disposed in the ice bucket; the housing assembly further comprises an ice-discharging plate provided at a bottom of the ice bucket, the ice-discharging plate is provided with an ice-discharging port communicated with the ice bucket, ice cubes are discharged out of the ice-discharging port after being crushed in the ice bucket by the ice crusher, a slope is disposed on the ice-discharging plate at a position adjacent to the ice-discharging port and along a rotary ice discharge direction, and the slope is located on an ice discharge side of the ice-discharging plate and disposed uphill.
US11448407B2
An air conditioner according to the present embodiment includes: an outdoor unit including a compressor, an outdoor heat exchanger, and a main expansion device, wherein a refrigerant is circulated by a refrigerant pipe configured to connect the compressor, the outdoor heat exchanger, and the main expansion device, an indoor unit including an indoor heat exchanger; and a connection pipe configured to connect the outdoor unit and the indoor unit, wherein the air conditioner has a cooling capability between 23 kW and 35 kW, a mixed refrigerant containing R32 of 50% or more is used as the refrigerant, and the refrigerant pipe comprises a ductile stainless steel pipe having a delta ferrite matrix structure of 1% or less on a basis of a grain area.
US11448401B2
Cooking assemblies, such as cooktop appliances, including methods of operation thereof, are provided. A method of operating a cooktop appliance may include receiving a mode selection signal from a user interface of the cooktop appliance. The method may also include receiving a utensil signal from a cooking utensil positioned on a primary heating element and restricting heat generation at a secondary heating element or transmitting a notification signal.
US11448395B1
The present invention relates to a high-temperature reheater anti-friction device for anti-friction of metal tubes on a heated surface of a high-temperature reheater adjacent to a soot blower, has a hole-type tube clamp arranged on a metal tube of a heated surface of a high-temperature reheater, an anti-friction box and an anti-friction cover. Compared with the prior art, the present invention has the advantages of reduced maintenance workload of the unit and prolonged service life of the metal tube.
US11448391B2
An illuminating drywall sponge device provides a drywall sanding/scraping tool having tapered cavities that securely retain an illumination mechanism, such that the work surface being sanded is illuminated during sanding operations; and a marking mechanism for marking the illuminated work surface. The sponge light device provides a housing through which the sanding function is primarily performed. The housing has a block or rectangular shape, and walls with an abrasive material. The housing also has multiple tapered cavities formed at the walls of the housing, oriented coplanar with the surface being sanded. An illumination mechanism fits into the cavity. The illumination mechanism orients in the cavity to throw light outwardly from the edge of the housing. A grommet fits into the outer region of the cavities to help stabilize and fasten the illumination mechanism in the cavities. A retractable marking mechanism may also insert into the cavity.
US11448387B2
Disclosed are a light module and a mobile terminal. The light module includes: a support body, substrate, and light-transmitting element. The support body has a light path channel. The substrate is connected to the support body, is located at one end of the light path channel, and has a light source located in the light path channel. The light-transmitting element is connected to the support body, to seal an opening at the other end of the light path channel. A side face of the light-transmitting element that faces the light source has first and second electrical contact points, and a photosensitive coating capable of converting light energy into electrical energy; the first and second electrical contact points are electrically connected by the photosensitive coating, and are configured to connect to a detection module, so that the detection module detects a voltage across the first and second electrical contact points.
US11448386B2
A light fitting control module able to receive a coupler of a light fitting that is also able connect to an electrically power track. The light fitting is able to be supported and/or powered by the track. The control module comprises a first coupler able to connect with the supporting power track and a second coupler able to connect to the coupler of said light fitting to support and electrically connect said light fitting with the electrically powered track. The control module is configured and adapted to respond to remote command to control at least one degree of freedom of operation the lighting fitting.
US11448384B2
An adjustable lighting apparatus includes a lighting module that is rotatably adjustable about a first rotation axis relative to an adjustable mount. The lighting module may include a heat sink, a driver, and a light source. The adjustable mount may include a base structure, a retainer, a shield, and a secondary shield. A trim may also be coupled to the adjustable mount. In some implementations, the lighting module translates along a first translation axis defined by the adjustable mount while rotating about the first rotation axis in order to reorient the light source while reducing shading losses caused by the adjustable mount. Openings in the base structure and the shield may be substantially covered at all rotational positions of the lighting module using a combination of the shield, the trim, the heat sink, and the secondary shield, thus eliminating the need for an additional enclosure.
US11448379B2
Reliability of an in-vehicle headlight is improved by changing a light distribution pattern without using any mechanical configuration. The in-vehicle headlight includes a laser light source, a spatial light modulator, a spatial-light-modulator controller, and a projection lens. The laser light source emits a laser light beam. The spatial light modulator modulates a phase distribution of the laser light beam emitted by the laser light source. The spatial-light-modulator controller is provided in a headlight controller, and controls the spatial light modulator. The spatial-light-modulator controller controls the spatial light modulator so as to modulate the phase distribution of the laser light beam, and changes the light distribution pattern projected from the projection lens.
US11448376B2
An illumination pattern changing apparatus is provided. The apparatus includes a stationary plate, a rotary plate disposed spaced apart from the stationary plate, the rotary plate configured to be rotatable, and a light source module including a light source configured to irradiate light, and a plurality of optical fibers configured to emit the light when the light is irradiated, wherein a first end of each optical fiber is connected to the stationary plate and a second end of each optical fiber is connected to the rotary plate to form an illumination pattern, and the illumination pattern is changed when the rotary plate is rotated.
US11448366B2
A dense fluid recovery and supply pressure sensing system includes a dense fluid source, recovery tank and working tank, where the recovery tank is in connection with the dense fluid source with an input pipe configured with a pre-pressure valve and pre-pressure compressor, and the bottom of the recovery tank is configured with a weight measuring device measuring the weight of the recovery tank and in electric connection with the pre-pressure compressor, allowing the pre-pressure compressor to control the go and stop of the compression according to a value measured by the weight measuring device; the working tank is in connection with the recovery tank through a delivery pipe configured with a pressure building compressor and configured with a recovery pipe, another end of the recovery pipe is in connection with the input pipe of the recovery tank, and the recovery pipe is configured with a recovery valve.
US11448361B1
A foldable stand assembly is provided. The assembly includes a base adapted to rest on a ground surface, a platform positionable above the base adapted to hold a separate apparatus (e.g., a vehicle jack), and a set of support arms extending between the base and the platform to support the overall assembly. The base includes a U-shaped channel into which the support arms and at least a portion of the platform may be received when the stand is folded for stowage. Accordingly, the stand assembly may be folded into a compact configuration for stowage and unfolded into an upright configuration for use.
US11448357B2
A stage driving device includes a secured section; a movable section supported movably along a movement plane relative to the secured section; a driver including a magnet at one of the secured section and the movable section and a coil at the other one of the secured section and the movable section; a magnetic sensor at one of the secured section and the movable section provided with the coil, the magnetic sensor configured to detect a position of the movable section with respect to the secured section; and a magnetic body at the one of the secured section and the movable section provided with the coil, the magnetic body configured to make the position of the movable section stable with respect to the secured section in a direction perpendicular to the movement plane using a magnetic force that acts between the magnetic body and the magnet.
US11448353B2
A cable retention and release mechanism includes a cable gripping device including a cable passage. A cable extends through the cable passage. A cable gripping device collar is movably coupled around the cable gripping device. An outer cable gripping device surface is seated against a cable gripping device receiving inner surface preventing movement of the cable gripping device relative to the cable gripping device collar. The cable gripping device receiving inner surface clamps the cable gripping device on the cable and prevents sliding movement of the cable. A jack is movably coupled with the cable gripping device collar. In a first engaged position the jack is engaged against the cable gripping device proximal end. In a second engaged position the jack unseats the outer cable gripping device surface from the cable gripping device receiving inner surface and releases the clamping of the cable.
US11448346B2
A coupling segment can comprise an arcuate central portion defining a first end, a second end, a first axial side, and a second axial side; a first end portion defining a shank and a bend, the shank extending from the first end of the arcuate central portion proximate the first axial side, the bend extending from the shank towards the second axial side, the bend defining a proximal end coupled to the shank and a distal end distal from the shank, the bend defining an engagement surface and a bottom surface opposite the engagement surface, the bottom surface lying in a plane, wherein the bottom surface faces away from the coupling segment such that the plane does not intersect the coupling segment; and a second end portion extending from the second end of the arcuate central portion, the second end portion defining an opening.
US11448345B2
A non-frustoconical coupling provides a mechanical connection used in fluid transport for hydrocarbon recovery operations.
US11448344B2
A flashing piece, having an outer portion, defining an opening and made of a first polymeric material and an inner portion, joined to the outer portion about the opening and extending across and covering the opening. The inner portion is made of a second polymeric material that is more flexible and elastic than the outer material and is in most places of a first thickness and further defines indented rings wherein the second polymeric material is thinner than the first thickness, thereby enabling an installer to begin and propagate a tear about an indented ring.
US11448333B2
A first flow channel of a flow channel switching valve includes a first portion that is connected to a valve body and that is linear, a second portion that is connected such that the second portion is perpendicular to the first portion and that is linear, and a lid member that is joined such that the lid member covers an opening of a tip end of the first portion. The first flow channel also includes a pair of projecting portions that is disposed such that the projecting portions interpose the first portion therebetween in a radial direction and face each other, and a connecting portion that couples the pair of projecting portions with each other. The pair of projecting portions includes a planar surface portion that faces the valve body direction.
US11448332B2
A chip includes a first chamber that stores a fluid, a second chamber that stores a mixing target which is to be mixed with the fluid, a flow path that allows a communication between the first chamber and the second chamber, and a valve that is provided in the flow path and capable of changing the flow path by change in shape by heating.
US11448330B2
A container main body has a container main body opening portion in one end portion. The lid body is attachable to and detachable from the container main body opening portion and capable of blocking the container main body opening portion. The gas purge port is provided with a seal face provided in at least one of a ventilation path forming portion and a part of the gas purge port other than the ventilation path forming portion and the check valve member and coming into close contact with a gas injection port. The seal face is provided with a close contact pad constituted by an elastic body for preventing gas leakage between the gas injection port and the seal face.
US11448325B1
A sillcock with one or more side inlets, which allow the sillcock to be mounted directly to a wall or other structure without additional fittings such as an elbow or tee. The sillcock may include an integral stop to allow the sillcock to be shut off and serviced without shutting off the entire system. Multiple inlets allow the sillcock to be used in a system of sillcocks coupled or ganged together in a water system.
US11448318B2
The invention provides a seal ring structure, which comprises a substrate, and a seal ring positioned on the substrate, wherein the seal ring comprises an inner seal ring comprising a plurality of inner seal units, wherein each of the inner seal units is arranged at intervals with each other, an outer seal ring comprising a plurality of outer seal units arranged at the periphery of the inner seal ring, wherein each of the outer seal units is arranged at intervals with each other, and a plurality of groups of fence-shaped seal units, wherein at least one group of fence-shaped seal units is positioned between one of the inner seal units and the other adjacent outer seal unit.
US11448301B2
Methods and systems for a locking differential are provided. The locking differential system includes an electromagnetic solenoid actuator designed to induce locking and unlocking of the differential and a circuit board assembly designed to programmatically control the locking and unlocking functionality. The circuit board assembly includes a sensor and control circuitry enclosed in a continuous sealed enclosure, the sensor extends down the face of a coil assembly in the solenoid.
US11448297B2
The present invention is directed to a self-locking non-backdrivable gear system. The gear system may comprise a primary motor input and self-lubricating gear box. The primary motor input is for rotation of the gearbox about the axis of a drive shaft. The gearbox may comprise an input ring gear, one or more planet locking gears, fixed spur gear, and output spur gear. In operation, rotation of the primary motor input causes rotation of the ring gear which causes rotation of the planet locking gear which causes rotation of the output spur gear which causes rotation of the drive shaft. However, in the absence of rotation of the ring gear, a rotational force applied to the output spur gear causes the gear teeth on the fixed and output spur gears to lock the planet gear in place.
US11448295B2
A linear actuator, a housing for such a linear actuator, an actuation system, and a method for assembling a linear actuator. The linear actuator has an actuating mechanism and a housing. The actuating mechanism includes a spindle and a nut and it is configured to convert rotational motion into translational motion. The housing has two housing parts and the actuating mechanism is at least partially arranged in the housing. The two housing parts form a plurality of separate cavities that are configured to receive separate components of the linear actuator, in particular of the actuating mechanism.
US11448279B2
Damper apparatus for use with vehicle torque converters are disclosed. A disclosed damper assembly for a vehicle torque converter includes a first portion operatively coupled to a clutch of the vehicle torque converter and configured to receive an engine torque from the clutch based on a state of the clutch. The damper assembly also includes a second portion and a hub rotatably coupled to a turbine of the vehicle torque converter. The damper assembly also includes a gear train including a ring gear coupled to the first portion, a planet gear rotatably coupled to the second portion, and a sun gear coupled to the hub. The damper assembly also includes a primary damping element positioned in a cavity formed by the second portion. Rotation of the first portion relative to the second portion compresses and decompresses the primary damping element to dampen a torsional vibration associated with the engine torque.
US11448274B2
A brake disk may comprise a friction disk formed of at least one of a carbon fiber-ceramic matrix composite material or a carbon fiber-carbon matrix composite material. A first surface of the friction disk defines a first recess. A first ceramic insert comprising ceramic powder may be located in the first recess.
US11448272B2
A control method of a transmission of an electric vehicle provided with a transmission having a sleeve gear having an inclined chamfer on a first side of the sleeve gear and a flat chamfer on a second side of the sleeve gear, may include measuring a maximum movable stroke of a sleeve having the sleeve gear by moving the sleeve axially to both sides by a controller; determining a reference range to which the measured maximum stroke pertains from predetermined reference ranges by the controller; and determining and setting a neutral position of the sleeve using a predetermined determination method, depending on the determined reference range by the controller.
US11448270B2
A clutch assembly for the drive train of a motor vehicle includes a ratchet pawl carrier, which can be coupled to a first coupling element in a rotationally fixed manner, and a ratchet pawl counter element, which can be coupled to a second coupling element in a rotationally fixed manner. In a coupled state, ratchet pawls fastened to the ratchet pawl carrier engage in respective associated coupling recesses provided on the ratchet pawl counter-element. In a decoupled state, the ratchet pawls are positioned outside the coupling recesses. Each of the locking pawls is thereby loaded into a first locking pawl position by means of a respective associated spring, and can be loaded into a second locking pawl position by means of an associated actuating tappet.
US11448268B2
A hydraulic transformer clutch employs radial hydraulic piston assemblies with integrated electrohydraulic actuation. The hydraulic transformer clutch includes: an output shaft, an output disc affixed to the output shaft for rotation therewith, an input shaft, a rotatable housing affixed to one of the input shaft or the output shaft for rotation therewith, a plurality of hydraulic cylinders, and a plurality of working pistons. The hydraulic cylinders are operatively connected to the rotatable housing, and are spaced about the rotatable housing. Each working piston is slidably mounted within a corresponding hydraulic cylinder of the plurality of hydraulic cylinders, and is positioned to be selectively pushed, when actuated, to create a rigid connection between the input shaft and the output shaft. One or more actuator pistons are pushed by an electromagnet and create pressure that is distributed on working piston surfaces and generates active torque.
US11448265B2
A multi-piece propeller shaft includes a constant velocity joint disposed between and operably interconnecting first and second shaft segments. The constant velocity joint includes an outer race extending along an axis A from a first outer race end operably connected to the second shaft segment to a second outer race end to define an inner surface bounding an internal cavity. A vent and seal assembly is disposed inside the outer race and defines a plurality of venting cavities disposed serially along the axis A in fluid communication with one another. A first one of the venting cavities is disposed in fluid communication with the internal cavity and a last one of the venting cavities is disposed in fluid communication with an environment of the constant velocity joint for venting air from the internal cavity to the environment.
US11448264B2
A coupler for operatively interconnecting an externally splined power take off (PTO) shaft of a prime mover and a driveline of an implement that is configured to be driven by the prime mover so as to operate the implement comprises a smooth bore arranged to receive the splined PTO shaft and at least one spline-forming member which is movable in a radial direction relative to the bore between a working position for mating with a respective spline of the PTO shaft and a retracted position in which the spline-forming member is free of mating engagement with the splined shaft. There is also provided at least one locking member which is radially movable in a similar fashion to the spline-forming member between matingly-engaging and non-matingly engaging positions relative to a circumferential groove in the PTO shaft. The locking member is coincident with the spline-forming member circumferentially of the bore.
US11448260B2
A dental hand piece or angle piece including a rotating tool, which is driven via a rotating drive element disposed in a housing, wherein the rotating drive element is mounted in the housing by a radial rolling bearing, wherein the rolling bearing comprises an axial abutment surface and the housing comprises an axial countersurface, and wherein the rolling bearing is axially preloaded with respect to the housing by a spring element 11 and has a coefficient of friction for the static friction of the abutment surface to the countersurface or the abutment surface and the countersurface to the spring element that is at least 0.16 in the lubricated state and at least 0.25 in the unlubricated state.
US11448258B2
A strut bearing including a housing including a top piece and a bottom piece, and a plurality of low friction components each comprising a low friction layer comprising a low friction material, wherein the plurality of low friction components are bonded to the top piece or the bottom piece of the housing.
US11448257B2
A thrust sliding bearing in which a dust cover that covers a piston rod of a strut type suspension can be securely and easily assembled to a lower case that is arranged under an upper case, and to provide the thrust sliding bearing whose mold structure for molding the lower case can be simple. In a thrust sliding bearing, a lower case, which rotatably slides around an axial center of an upper case, includes a plurality of upper tongues for engaging with at least a case-side protrusion of the upper case and a plurality of lower tongues for engaging with at least a cover-side protrusion of a dust cover, and the upper tongues and the lower tongues of the lower case protrude in the direction toward the axial center from an inner circumferential surface of a cylindrical portion provided in the lower case so as not to overlap each other in the direction of the axial center.
US11448245B2
A wall attachment system is provided that includes an object to be mounted, and an attachment unit for attaching the object to be mounted to a wall surface. The object to be mounted has a back surface installed with a metal. The attachment unit has a front surface installed with a magnet. The wall attachment system is configured so that the metal and the magnet contact each other in response to the object to be mounted being set in position for installation on the attachment unit.
US11448244B2
A hydraulic system includes a first output fluid tube connecting between a hydraulic pump to output operation fluid and a first operation valve to change a first pilot pressure of the operation fluid, a second output fluid tube connected between the hydraulic pump and a second operation valve to change a second pilot pressure of the operation fluid, a switching valve provided in the second output fluid tube, and a warm-up fluid tube connected between the first operation valve and the switching valve, wherein the switching valve is switched between a first position allowing the operation fluid to be drained through the first output fluid tube, the first operation valve, the warm-up fluid tube and the switching valve, and a second position allowing the operation fluid to be supplied through second output fluid tube to the second operation valve.
US11448242B2
A hydraulic system, for use under water with a hydraulic actuating drive, includes a hydraulic cylinder and at least one hydraulic machine. At least one rotary drive device and the hydraulic machine are coupled mechanically for a common rotating movement, and the hydraulic machine adjusts at least the hydraulic cylinder. The hydraulic cylinder has at least three cylinder chambers, and the hydraulic system includes a first hydraulic circuit and a second hydraulic circuit. The hydraulic system for use under water is set up, in particular, with a redundant hydraulic actuating drive for manual (mechanical) actuation.
US11448241B2
An example valve assembly includes a first workport fluidly coupled to a first actuator; a second workport fluidly coupled to the first actuator; a third workport fluidly coupled to a second actuator, wherein the third workport is fluidly coupled to the first workport via a first fluid passage; a fourth workport fluidly coupled to the second actuator, wherein the fourth workport is fluidly coupled to the second workport via a second fluid passage; and a spool axially movable in a bore within the valve assembly, wherein when the spool is shifted axially in a first axial direction, pressurized fluid is provided to the first workport and to the third workport via the first fluid passage, and when the spool is shifted axially in a second axial direction opposite the first axial direction, pressurized fluid is provided to the second workport and to the fourth workport via the second fluid passage.
US11448236B2
An outlet guide vane for an axial compressor extending along a rotor axis, includes an airfoil extending in a span direction from a radially inner end at 0% height to a radially outer end at 0% height. The airfoil has a suction side and an opposite pressure side, both sides extending in a chord direction from a leading edge to a trailing edge, wherein for each profile of the airfoil a stagger angle between the chord and the rotor axis is defined. A more favorable air flow profile behind the outlet guide vane is achieved by a new shape of the outlet guide vane, wherein a stagger angle distribution in the span direction has a curved course having a minimum located between 40% and 60% in the span direction, a first maximum at 0% and a second maximum at 100% in the span direction.
US11448235B2
An example compressor includes a casing having a main portion and an outer skirt collectively defining an annular plenum, an outlet guide vane coupled to the main portion, an actuator mounted outside the outer skirt, and a linkage coupled to the actuator and the outlet guide vane through the annular plenum.
US11448234B2
First and second pressure relief passages extend from an oil pan in a branching manner, and merge with each other to form a merging portion. A pressure relief hole is arranged above the merging portion, and a first pressure relief passage is arranged below the merging portion. The minimum cross-sectional area of the second pressure relief passage is smaller than the minimum cross-sectional area of the first pressure relief passage. The second pressure relief passage includes a bent portion formed by bending the second pressure relief passage. The bent portion is configured to perform gas/liquid separation by crushing bubbles. When reaching the merging portion from the bent portion, oil is returned to the oil pan via the first pressure relief passage. When reaching the merging portion from the bent portion, gas is discharged to the outside of the housing via the pressure relief hole.
US11448231B2
The cooling fan module may include a fan assembly and a fan shroud. The fan shroud of the cooling fan module may include a first sidewall that may extend in a radial direction and define an opening. The fan assembly may include a hub disposed within the opening, a blade extending from the hub to a distal end that may include a first side and a second side converging to form a first leading edge with respect to the rotational direction. The fan assembly may include a winglet that may include a first fin, extending in the axial direction from the distal end of the blade and a second fin extending in the radial direction.
US11448219B2
The disclosure discloses a pump body and a compressor with the pump body. The pump body includes: a flange structure; a bearing, the bearing being provided with an inner ring and an outer ring, the inner ring being rotatably disposed on the flange structure, and an end face of the inner ring being abutted against a contact face of the flange structure; and an oil guide channel provided inside a side wall of the inner ring, or inside the flange structure, or the side wall of the inner ring and inside the flange structure, an outlet of the oil guide channel being positioned between the end face of the inner ring and the contact face of the flange structure, so as to introduce lubricating oil between the end face of the inner ring and the contact face of the flange structure.
US11448208B2
A wheeled storage unit for supporting a hydraulic pump and pump accessories is provided.
US11448206B2
Embodiments of the present invention disclose a method, a computer program product, and a system for removing gas locking in a pump. The method includes setting the pump into a gas interference condition based on a variable speed drive driving a pump at a first frequency and a choke valve set at a first restriction value and adjusting the variable speed drive to a second frequency and the choke valve to a second restriction value such that the adjustment produces a backpressure that lets free gas get dissolved in a fluid phase and keeps fluids drawn by the pump at a single-phase flow based on pressure-volume-temperature characteristics of the fluids.
US11448204B2
To manufacture a diaphragm pump with higher reliability in which the mechanism of a main valve is simplified without a pilot chamber. A diaphragm pump 10 includes paired diaphragms 34 and 44 that define pump chambers 36, 46 and air chambers 32, 42, a main body unit 20 that slidably supports a center rod 120 at a central portion of each diaphragm 34, 44 so as to be capable of reciprocating the center rod 120, and a valve body 80 that houses a spool 100 that switches supply of a fluid to the air chambers 32 and 42 so as to reciprocate the center rod 120, the valve body 80 including a sleeve 84, and the spool 100 that is disposed inside the sleeve 84 to be reciprocated in an axial direction, wherein the spool 100 is composed of a disc-shaped portion S3, a disc-shaped portion S2, and a disc-shaped portion S1, and a surface area of each disc-shaped portion that receives a compressed air pressure has a relationship that an upper side of the disc-shaped portion S3>a lower side of the disc-shaped portion S2>an upper side of the disc-shaped portion S1.
US11448203B2
A hydraulic radial piston device includes a housing, a pintle having a pintle shaft, a rotor mounted on the pintle shaft and defining a plurality of cylinders, and a plurality of pistons displaceable in the cylinders. The radial piston device further includes a piston ring that provides an interface for the pistons. The radial piston device includes various configurations for improving the performance and efficiency of the device.
US11448200B2
The invention relates to an actuator (1; 1a; 1b) which can be moved from an initial position into a working position having at least one actuator element (2; 2a; 2b) whose dimensions can changed by an electrical signal, Appropriately, at least two restoring means (20, 30; 20a, 30a; 20b, 30b) acting on the actuator element (2; 2a; 2b) are provided for movement into the working position. With the at least two restoring means, a total restoring means characteristic curve, which is composed of portions of the individual, preferably preloaded restoring means as well as a portion of a variable stiffness of the actuator element, can be advantageously tailored.
US11448191B1
A wind energy collection device configured to be mounted to the roof of a structure, the device optionally comprising: a support frame to be fixed to the roof of a building; a wind turbine impeller mounted to the support frame, the impeller supported by a turbine shaft oriented in a fixed horizontal and vertical position relative to the frame. The impeller optionally coupled to a generator to convert rotational movement of the impeller to power that can be stored and/or transmitted. The device may also comprise at least one directional panel configured to direct the wind to at least one impeller vane of the impeller such that the impeller rotates in a rotational direction due to force exerted by the wind blowing in a first direction; and the directional panel is repositionable so as to direct the wind blowing in a second direction opposed to the first direction such that the impeller rotates in the rotational direction.
US11448190B2
A system for supplying electric power has at least one moving vehicle, a rotary element provided in the moving vehicle and rotatable by a wind when the moving vehicle is moving, at least one electrical battery provided in the moving vehicle and charging components of the moving vehicle, at least one electrical generator having a rotor connected with and rotatable by the rotary element when the rotary element is rotated during moving of the moving vehicle, so as to generate electric current, and an electrical connection for electrically connecting the electrical generator with the at least one electrical battery so that the at least one electrical battery is charged by the electric current generated by the electrical generator.
US11448187B2
The present invention relates to a power system having a plurality wind turbine generators and a power plant controller arranged to communicate with the plurality of wind turbines generators, where each of the plurality of wind turbine generator being related to a wind turbine controller, the wind turbine controller being arranged to control an active power output in its related wind turbine generator according to an active power set point received from the wind power plant controller; a first subset of wind turbine generators operating at an active power output unrestricted of the active power set point; and a second subset of wind turbine generators operating according to an active power set point; and wherein the wind power plant controller communicates the active power set point, in accordance with the active power output of the first subset of the plurality of wind turbines generators, so as to reduce active power fluctuation of the aggregated active power output of the first and second subset of the plurality of wind turbines generators. The present invention also relates to method accordingly.
US11448185B2
A control system and control method of a wind farm which allows taking into account dynamic variations in the possibilities of reactive power generation of each wind turbine with respect to maximum reactive power generation capacities. The system calculates an initial torque and a maximum reactive power limit such that it is not necessary to apply limitations to the initial torque.
US11448184B1
The twist morphing blade for wind turbine is a blade adapted for attachment to the hub of a wind turbine. The blade has a central shaft extending between the root and tip ends of the blade. A guide track is defined in the central shaft. A sliding mass is slidably disposed in the guide track and bears against a bias spring. A driven shaft is coaxially disposed around the sliding mass and bias spring and rotatably coupled to the sliding mass. Connecting rods extend between the driven shaft and root end of the blade and through active and passive ribs alternately spaced between the driven shaft and the root end of the blade. When incident wind rotates the rotor, centrifugal force linearly slides the mass, which rotates the driven shaft and the connecting rods to deflect the ribs, twist morphing the medial sections of the blade.
US11448182B2
A method of making a wind turbine blade is described. The wind turbine blade comprises first and second half shells joined together and a shear web bonded between inner surfaces of the respective half shells. The blade is made in a one-stage join up process, which involves supporting the half shells in respective mould halves, and arranging one of the half shells on top of the other half shell with the shear web arranged between the two half shells. Adhesive is provided between the shear web and the inner surfaces of the respective half shells. During the join-up process, the shear web is supported by stabilisers. The use of stabilisers avoids the need for a jig to support the shear web. Stabilisers attached to an inboard end of the shear web may remain accessible after the join-up and can be removed.
US11448176B2
A portable power pack having a housing, a rechargeable lithium battery positioned in the housing, a liquid crystal display (LCD), a wireless charging coil, a light emitting diode (LED) flash light, a universal serial bus (USB) port, a direct current (DC) port, and a power management circuit. The LCD can be positioned on the housing and configured to display a status of the portable power pack. The wireless charging coil can be positioned in or on the housing and configured to wirelessly couple with an external wireless charging coil of an external device through electromagnetic induction in accordance with, for example, the Qi wireless power transfer standard. The USB port supplies a charging current to charge a portable electronic device, while the DC port supplies a starting current to jump start an engine of a vehicle that is electrically coupled with an external battery. The power management circuit operatively coupled to the wireless charging coil and the rechargeable lithium battery and configured to output the charging current or the starting current.
US11448165B1
An attitude control system for a guided missile includes a gas generator, an accumulator coupled to the gas generator, and a valve positioned between the gas generator and the accumulator. The gas generator contains propellant that burns to provide hot gas to pressurize the accumulator. The valve is opened to recharge the accumulator with hot gas and closed when it is full. A vent valve can be included to extinguish the propellant in the gas generator. The accumulator can be coupled to thrusters that use the stored hot gas to adjust the attitude of the guided missile.
US11448148B2
A method and system of power generating is provided to reduce a startup time of a genset for providing requested power to a utility grid or a load. The genset includes a generator, a turbocharger, and an energy storage. The generator includes an engine. The genset responds to a genset start signal by accelerating an engine speed of the generator to reach a synchronous speed. The engine speed is accelerated more rapidly by activating the energy storage device to supply power to at least one of the generator and the turbocharger. The generator then supplies power to the utility grid or load.
US11448145B2
A method is disclosed for injecting a gaseous fuel in an internal combustion engine having a combustion chamber and an inlet valve assigned to the combustion chamber. The method includes determining a torque output of the combustion chamber, specifying a comparative value for the torque output, and determining a difference between the torque output and the comparative value. When the difference is less than a given threshold value, the method reduces a first injection quantity of the gaseous fuel depending on the determined difference, which is injected temporally before the inlet valve is closed. When the difference is greater than the given threshold value, the method increases the first injection quantity of the gaseous fuel depending on the determined difference. Also described is a device which may carry out the method.
US11448140B2
Testable, redundant pneumatic control assemblies and related systems and methods are described herein. An example pneumatic control assembly described herein includes first, second, and third parallel supply channels between a compressed air supply and valve header, first, second, and third parallel vent channels between a vent and the valve header, and first, second, third, fourth, fifth, and sixth logic valves. The first and sixth logic valves are disposed in the first parallel supply channel and the first parallel vent channel, the second and third logic valves are disposed in the second parallel supply channel and second parallel vent channel, and the fourth and fifth logic valves are disposed in the third parallel supply channel and third parallel vent channel. The pneumatic control assembly also includes a first, second, and third solenoid valves to control certain ones of the logic valves.
US11448136B2
An adaptive aircraft electrical power distribution system includes an aircraft power source, a power connector, an aircraft power distribution bus, and a bidirectional power controller. The aircraft power source is operable to generate and supply electrical power. The power connector is mounted on a fuselage of the aircraft. The aircraft power distribution bus is operable to distribute electrical power to an aircraft electrical load. The bidirectional power controller is mounted in the aircraft and is electrically coupled to the aircraft power source, the aircraft power connector, and the aircraft power distribution bus. The bidirectional power controller is configured to: sense when the aircraft power source is generating and supplying electrical power, sense when electrical power is being supplied to the power connector from an external power source, and selectively couple at least one of the aircraft power source or the power connector to the aircraft power distribution system.
US11448134B2
A drive gearbox for turbomachine equipment, the drive gearbox having a main shaft intended to be rotationally connected to a power transmission shaft of a turbomachine. The main shaft has at least one bevel gear rotationally driving at least one piece of equipment. The gearbox has gear set with cylindrical gearwheels that have an input connected to the rotational drive to the main shaft and a plurality of outputs each intended to drive a piece of equipment. The gear set extends over an angular sector and the outputs are angularly spaced apart along the angular sector.
US11448131B2
Provided are fluid exchange apparatuses and methods of exchanging fluids between streams. Exemplary fluid exchange apparatus includes a first interleaved pathway with a plurality of first passages, and a second interleaved pathway with a plurality of second passages, in which the plurality of first passages and the plurality of second passages interleave with one another. Exemplary methods include directing a first fluid through a first interleaved pathway of a fluid exchange apparatus and directing a second fluid through a second interleaved pathway of a fluid exchange apparatus. The first fluid may flow from an upstream portion of a first duct into the first interleaved pathway and may discharge into a downstream portion of the second duct. The second fluid may flow from an upstream portion of the second duct into the second interleaved pathway and may discharge into a downstream portion of the first duct.
US11448122B2
The present invention discloses a system for providing mobile power, in which the required equipment for the power supply system at fracturing fields as well as connection cables and connection hoses are integrated properly, assigned onto three transport vehicles for movement and effectively connected. Intake components and a turbine generation system are combined on a first transport vehicle and installed together, then transported to customer sites directly, thus saving the installation time at the user sites. The two different designs on the locations of an exhaust stack and an exhaust silencer not only meet the requirements of road transportation, but also meet the requirements of exhaust gas emission during operations.
US11448119B2
The invention relates to a method for controlling a turbocharger system (10) fluidly connected to an exhaust manifold (102) of a combustion engine (100). The turbocharger system (10) comprises a turbocharger turbine (22) operable by exhaust gases from said exhaust manifold, and a tank (40) with pressurized gas, said tank being fluidly connectable to said turbocharger turbine. The method comprises the steps of: determining an engine operational mode in which the combustion engine runs below a predetermined speed, determining an external load requiring engine torque which at said engine operational mode would cause the combustion engine to stall, and subsequently injecting pressurized gas from said tank to drive said turbocharger turbine such that the turbocharger turbine is at least partly driven by said pressurized gas, thereby preventing stalling of the combustion engine.
US11448115B2
Two oil coolers (30, 32) are disposed so as to face each other in a front half of the inside of a heat exchanger chamber (26) defined in an upper revolving body (5), one oil cooler (31) is disposed in a rear half, and a space (E) formed between the oil coolers is used as work and passage spaces. Outside air as cooling air is allowed to pass through the respective oil coolers (30 to 32) by cooling fans (35), and cooling air that has passed through each of the two oil coolers (30, 32) disposed so as to face each other is made to mutually collide, and is discharged to the outside through a side outlet (38) of a front wall (26a) and a first upper outlet (39) of a ceiling (26e) of the heat exchanger chamber (26). Cooling air that has passed through the other one oil cooler (31) is made to collide with a left side wall (26c), and is discharged to the outside through a second upper outlet (40) of the ceiling (26e).
US11448113B2
A vehicle system (100) includes a conversion catalyst (116), a temperature sensor (156), an indication device (142), and an exhaust gas aftertreatment system controller (132). The conversion catalyst (116) is configured to receive exhaust gas. The temperature sensor (156) is configured to sense a conversion catalyst temperature of the conversion catalyst (116). The indication device (142) is operable between a static state and an impure fuel alarm state. The exhaust gas aftertreatment system controller (132) is configured to receive the conversion catalyst temperature from the temperature sensor (156). The exhaust gas aftertreatment system controller (132) is also configured to compare the conversion catalyst temperature to a conversion catalyst temperature lower threshold. The exhaust gas aftertreatment system controller (132) is also configured to compare the conversion catalyst temperature to a conversion catalyst temperature upper threshold.
US11448112B2
A method (500) for ascertaining a fill level of soot particles in a soot particulate filter (1), comprising acquiring (510) a time course of a pressure of an exhaust gas (4) upstream (16) of the soot particulate filter (1) and/or a differential pressure over the soot particulate filter (1) as a pressure signal, transforming (520) the pressure signal into a pressure frequency spectrum, ascertaining (530) a spectral power density in the pressure frequency spectrum, and ascertaining (540) the fill level of the soot particles in the soot particulate filter (1) in dependence on the spectral power density.
US11448106B2
[Problem to be Solved] To improve operability in detaching a sealing member. [Solution] A sealing structure 10 according to the present invention includes a main body 30a, a female thread part 20h fixed to the main body 30a, the female thread part 20h being screwed into a discharge hole 20c of a drain plug fastening part 20 by the main body 30a being rotated in a normal rotation direction, and an elastically deformable arm part 30c, one end of which is joined to the main body 30a. A concave part 20e is formed in the drain plug fastening part 20 and a claw part 30g is formed in the arm part 30c. When the main body 30a is rotated in the normal rotation direction, the arm part 30c is elastically deformed while a part of the arm part 30c slides on a top surface 20d of the drain plug fastening part 20 until the main body 30a is rotated to a predetermined rotational position and, when the main body 30a is rotated to the predetermined rotational position, the claw part 30g fits in the concave part 20e and the elastic deformation of the arm part 30c is released, whereby the rotation of the main body 30a from the predetermined rotational position is prevented. When the main body 30a is rotated in a reverse rotation direction from the predetermined rotational position, the claw part 30g slides on and climbs over a first wall part 20f of the concave part 20e while the arm part 30c is elastically deformed, whereby the prevention of the rotation of the main body 30a from the predetermined rotational position is released. The claw part 30g or the concave part 20e is formed such that, when the main body 30a is rotated in the reverse rotation direction and the claw part 30g is sliding on the first wall part 20f, an angle A formed by a direction of force applied to the arm part 30c from the drain plug fastening part 20 and a straight line connecting a contact part of the claw part 30g and the first wall part 20f and a rotation center of the main body 30a is smaller than 90 degrees when viewed in a rotation center direction of the main body 30a.
US11448103B2
In one embodiment, an electromagnetic soft actuator includes a first soft outer member comprising a soft internal electrically conductive coil, a second soft outer member comprising a soft internal electrically conductive coil, and a soft inner shaft on which the first and second soft outer members are mounted, the first and second soft outer members being linearly displaceable along a length of the soft inner shaft, the soft inner shaft comprising a permanent magnet, wherein the first and second outer members linearly move under an electromagnetic force relative to the soft inner shaft and each other when an electric current is applied to the soft internal electrically conductive coils.
US11448092B2
A rotor assembly has a drive shaft and a bladed rotor mounted to the drive shaft for rotation therewith. A dampening material is bonded to the rotor at a location where there is torsional strain energy present. Shear forces in the damping material are used to convert the torsional strain energy into heat energy, thereby providing torsional vibration damping.
US11448091B2
A washing tool for washing the engine core of a gas turbine engine has: a fluid connector, configured to be connected to a supply of engine washing fluid; a nozzle, in fluid communication with the fluid connector and configured to direct the engine washing fluid into the engine core; a fan blade fixture, configured to engage with a fan blade of the gas turbine engine and fix the position of the washing tool relative to the fan blade; and a second fixture, configured to engage with a part of the gas turbine engine that does not rotate about the axis of the gas turbine engine and fix the position of the washing tool relative to said part of the gas turbine engine. A washing system, a waste water collection system, a method of washing an engine core of a gas turbine engine, and a gas turbine engine, are also described.
US11448089B2
A computer implemented method for detecting a damage to a gas turbine engine. The gas turbine engine includes a fan and a plurality of turbine stages including a low pressure turbine stage. The fan is drivably coupled to the low pressure turbine stage. The method includes receiving a first signal indicative of a speed of rotation of the fan. The method further includes receiving a second signal indicative of a speed of rotation of the low pressure turbine stage. The method further includes determining a difference metric representative of a difference between the speed of rotation of the fan and the speed of rotation of the low pressure turbine stage. The method further includes determining whether a damage event has occurred based on whether the difference metric passes a threshold.
US11448086B2
The present disclosure relates to a variable stator vane and a method of fabricating the variable stator vane of a gas turbine engine. The method includes providing at least one fibre sheet. The method further includes rolling the at least one fibre sheet around a mandrel to form a spindle section of the variable stator vane. An excess of material of the at least one fibre sheet remains after forming the spindle section. The method further includes using the excess of material of the at least one fibre sheet to form the at least one aerofoil section of the variable stator vane.
US11448073B2
Accordingly, embodiments herein disclose a system (500) for controlling admission volume of an inlet gas for fixed RPM operation of in an apparatus. The system (500) has a boiler (502) for generating a steam at a higher pressure for heating application in a process. A pressure reducing valve (PRV) (504) controls a boiler pressure to process pressure. Inlet ports and exhaust ports are configured by intersection of opening on a rotor housing (614) and opening on a rotating valve. Inlet ports are configured so that a port opening duration can be controlled to admit required volume of a steam corresponding to a mass flow requirement of the process. A port capable of changing the area and timing of opening in such a way that the duration and starting of exhaust can be controlled.
US11448070B2
A rig adapted for rock bolting comprising a feeding magazine is provided. The feeding magazine comprises a holding structure for bolts and is arranged in conjunction with a rock reinforcement unit. The rig further comprises a feeding device that is arranged to provide the rock reinforcement unit with bolts from the feeding magazine. The rig further comprises a loading magazine comprising a holding structure for bolts, as well as a, relative to the feeding magazine and the loading magazine, moveable picking device arranged to move bolts that are located in the loading magazine such that they are accessible to the feeding device.
US11448064B2
A mud pulse telemetry tool includes a dampener for reducing shock and vibration. The mud pulse telemetry tool includes a housing having a shoulder formed along an inner surface thereof, the housing including an orifice formed therein. A piston assembly is longitudinally movable in the housing between a retracted position and an extended position. The piston assembly includes a poppet disposable in the orifice in the extended position and a piston connected to the poppet. The dampener is disposed longitudinally between the piston and the shoulder, the piston being movable in contact with the dampener when the piston assembly is in the extended position.
US11448060B2
A method for monitoring hydrate formation in an interior of a tube may include deploying a first hydrate controller device at a first location on an exterior surface of the tube. The method may include deploying a second hydrate controller device at a second location on the exterior surface of the tube. The method may include transmitting, by the first hydrate controller device, first acoustic signals towards the interior of the tube. The first acoustic signals may include a first frequency value and a first amplitude value associated to a transmission power level. The method may include receiving, by the second hydrate controller device, the first acoustic signals. The method may include measuring, by the second hydrate controller device, a reception power level of the first acoustic signals.
US11448059B2
In an example implementation, a production logging tool includes a housing that includes a first testing section defining a first central opening having a first diameter and a second testing section defining a second central opening having a second diameter different from the first diameter, a first flow sensor positioned within the first central opening, a second flow sensor positioned within the second central opening, and a sealing device configured to seal an annulus of a wellbore. The second central opening is fluidly coupled to the first central opening.
US11448056B2
An apparatus for separating fluids and controlling flow of production fluid includes a diversion assembly configured to receive production fluid produced from a subterranean region, the diversion assembly including an inflow conduit in fluid communication with a first outflow conduit and a second outflow conduit, the first outflow conduit in fluid communication with a surface location. The apparatus also includes a separation assembly including a hydrophilic ribbon and an oleophilic ribbon configured to be immersed in the production fluid, at least part of the hydrophilic ribbon and the oleophilic ribbon configured to move with the production fluid, the oleophilic ribbon configured to redirect a flow of hydrocarbons into the first outflow conduit, and the hydrophilic ribbon configured to redirect a flow of water-based fluid into the second outflow conduit.
US11448048B2
Apparatus, systems, and methods for operating a gas-lift plunger, of which the apparatus includes a controller configured to perform operations including receiving a signal from a sensor representing that a gas-lift plunger has reached a position is proximate to a top of a well. The operations include, in response to receiving the signal, causing a compressor to unload, and positioning a valve such that a gas flows from the compressor to a pressure vessel, and not into the well, and from the pressure vessel to the compressor. The operations include determining that the plunger has descended in the well, and in response to determining that the plunger has descended in the well, causing the compressor to load, and positioning the valve such that gas flows from the compressor to the well via the valve, the gas flowing from the pressure vessel into the inlet of the compressor.
US11448043B2
A box by pin perforating gun system using swaged down gun bodies, a removable cartridge to hold a detonator and switch, and an insulated charge holder as an electrical feed-through.
US11448038B2
A reverse cementing apparatus having a reverse cementing body with an internal bore, the reverse cementing body being coupleable to the downhole end of a casing pipe. The apparatus may further have a valve actuable from a closed to an open configuration, the closed configuration obstructing flow of fluid through the internal bore of the reverse cementing body. The valve may be configured to obstruct flow in an uphole direction during deployment but permit flow in the downhole direction. The apparatus further includes a port provided extending through a wall of the reverse cementing valve body from the internal bore to external the reverse cementing body, a fluid communication channel extending from the port to the internal bore. An actuable barrier member may be provided which is actuable to a closed position obstructing flow of fluid through the port upon actuation.
US11448037B2
A method of conditioning a well bore featuring an annulus (50) between a bore-lining tubing (20) and a surrounding bore wall (110) comprises pumping conditioning fluid through an inner tubing (10) located within the bore-lining tubing (20) and into a portion of the well bore containing the bore-lining tubing to affect the temperature of the portion of the well bore containing the bore-lining tubing. The annulus (50) between the bore-lining tubing (20) and the surrounding bore wall (110) is at least partially filled with settable material (54). The affected temperature of the portion of the well bore containing the bore-lining tubing influences the setting of the settable material. For example, heating the bore may accelerate setting of the material, while cooling the bore may retard setting of the material.
US11448033B2
A wellbore isolation device includes a mandrel, a sealing element disposed around at least a portion of the mandrel, and a delay coating disposed on at least a portion of an outer surface of the sealing element. The sealing element includes a swellable material and the delay coating covers a cross-linked polymer. The delay coating is configured to swell or degrade in a wellbore fluid.
US11448032B2
A system for supplying fracturing fluid to a fracturing tree coupled to a wellhead comprising: a zipper module having a lower block with a first opening configured to receive the fracturing fluid, the lower block being independently rotatable at a swivel assembly around a vertical axis relative to the lower block; an upper block with a second opening configured to dispel the fracturing fluid, the upper block being independently rotatable at a swivel connection around the vertical axis; an internal flow path between the upper block and the lower block; and a fluid conduit between the zipper module and the fracturing tree comprising at least one pipe, wherein the at least one pipe defines a first straight flow path between the zipper module and the fracturing tree.
US11448020B2
Disclosed is a drilling system and a method for drilling a well. The drilling system includes a coilable drill string; a first reel for storing the coilable drill string; a drive means for driving the coilable drill string into the well from the first reel and out of the well to the first reel; and a deflection means for directing the coilable drill string between the first reel and into the well centre. The drilling system further includes a top drive. The coilable drill string is provided with: a first connection at a first end for connecting the coilable drill string to a bottom-hole-assembly and a second connection at a second end for connecting the coilable drill string to the top drive.
US11448012B2
A spring drive system for a window shade includes a housing, a cord drum and a first gear fixedly connected with each other and pivotally connected with the housing, the cord drum being connected with two second suspension cords, a second gear pivotally connected with the housing, two spring reels respectively pivotally connected at two opposite sides of the second gear so that the two spring reels are respectively rotatable relative to the second gear, the second gear and the two spring reels being disposed in a coaxial manner, a third gear pivotally connected with the housing and respectively meshed with the first and second gears, the third gear being fixedly connected with two second take-up reel at two opposite sides, and two springs each assembled around one corresponding spring reel and having one end connected with one corresponding take-up reel.
US11448007B2
A fenestration assembly includes a fenestration frame and a sash movably coupled with the fenestration frame. The sash includes a daylight opening having a daylight opening profile. A low profile handle assembly is coupled with the fenestration frame and the sash. The low profile handle assembly includes a sash handle coupled with the sash and a handle socket in the fenestration frame. The handle socket is configured for reception of the sash handle. The low profile handle assembly has a composite handle profile including the sash handle received in the handle socket. The composite handle profile is outside of the daylight opening profile, and the daylight opening is unobstructed at least from the low profile handle assembly.
US11448002B2
A trunk cover for a vehicle includes an upper panel covering one portion of a loading space part formed in a vehicle, a lower panel disposed continuously with the upper panel and covering the other portion of the loading space part; a main body connection part connecting the upper panel to a main body of the vehicle, and a panel connection part connecting the upper panel and the lower panel so that a length formed by the upper panel and the lower panel is variable when opening the loading space part.
US11447991B2
A door security device can include a door member mounted to a swinging door, and a connector. The door member can include a slot having openings in at least one end and in an outer face. An end of a first leg of the connector can have a shape configured to mate with the first slot to permit the first leg to slide into the first slot such that the first leg extends out of the first slot through an opening in the outer face of the door member and such that a distal end of the second leg interferes with a surface of a door frame to prevent rotation of the swinging door relative to the door frame.
US11447983B1
A locking apparatus and method for securing a door or window comprising a substantial controllable mechanical locking mechanism that secures the sliding door or window into the receiving channel such that the locking mechanism cannot be disengaged from the receiving structure by a manual force; prevents the door or window from being lifted out of a bottom track by mere manual force; is able to report the door or window status as closed or open and as locked or unlocked to a remote user; is able to be remotely locked and unlocked using an application running on a mobile device or computer, or, alternatively by accessing a web accessible portal from a mobile device, electronic device or computer; and is manually operable by a user in the event of a power outage. A manually operated embodiment is useful for use cases in which no electric power is available.
US11447981B2
The invention concerns a locking mechanism (10) comprising an indoor mechanical actuation lever (11), an outdoor mechanical actuation lever (12) and a lock clutch (13), each mechanical actuation lever being configured to switch between a closed configuration and an open configuration, wherein the lock clutch (13) is configured to take at least three positions: a first position where the lock clutch is disengaged from the indoor mechanical actuation lever and outdoor mechanical actuation lever, a second position where the lock clutch is engaged with the indoor mechanical actuation lever and outdoor mechanical actuation lever, a third position where the lock clutch is engaged with the indoor mechanical actuation lever and disengaged from the outdoor mechanical actuation lever.
US11447980B2
A puller assembly for use with a lock device is disclosed. The lock device may have an interchangeable core. The puller assembly includes a puller core body having an opening sized to receive at least a portion of an operator actuation assembly of the lock device, a first engagement surface positioned to engage a portion of a rear end of the operator actuation assembly of the lock device, a second engagement surface positioned to engage a portion of a front end of a core assembly of the lock device, and an actuator which is moveable to alter a separation between the first engagement surface and the second engagement surface.
