An electromagnetic interference (EMI) shielded device and a method for making an EMI shield device are disclosed. The EMI shielded device may include an electrical circuit and an encapsulation layer disposed on a portion of the electrical circuit. The encapsulant layer having a plurality of particles dispersed therein, wherein the plurality of particles are suitable for shielding electrical circuitry from EMI. The method for making an EMI shielded device may include providing an electrical circuit, and depositing an encapsulant material upon a portion of the electrical circuit, wherein a plurality of EMI shielding particles are dispersed within the encapsulant material. An additional method may include depositing a dielectric material upon a portion of the electrical circuit and depositing an encapsulant material upon a portion of the dielectric material and the portion of the electrical circuit, wherein a plurality of EMI shielding particles are dispersed within the encapsulant material.
A retention housing having a housing body is provided, the retention housing configured to be mounted to a substrate. At least one, such as a plurality of cables can be electrically connected to a respective surface of the substrate to which the retention housing is mounted. When the retention housing is mounted to the respective surface of the substrate, at least a portion of the at least one cable can be compressed between a ground element supported by the respective surface of the substrate and a corresponding upper wall of the housing body, such that the at least one cable is placed into electrical communication with a ground plane defined by the substrate.
An electronic component module includes a board, a plurality of external terminals provided on a first surface of the board, and a first semiconductor chip provided on a region on the first surface surrounded by the plurality of external terminals. The first semiconductor chip protrudes more along a normal to the first surface than ends of the external terminals do.
A cabinet for housing electronic plug-in cards has front and rear card baskets for inserting plug-in cards and first and second vertical backplanes. The front side of the first backplane faces the front of the cabinet and the front side of the second backplane faces the back of the cabinet. A distance piece connects the two backplanes and a counterbore is disposed in at least one of the rear sides of the two backplanes. The depth of the counterbore or the residual thicknesses of the backplane after drilling the counterbore is sized such that the distance between the front side of the second backplane and the front of the cabinet is a predetermined value. This ensures that the plug-in cards pushed onto the second backplane are completely received inside the rear card basket and the front plate of the plug-in cards ends flush with the rear card basket.
Embodiments of the invention provide a mat upon which can be placed an electronic device. A cable is routed through a channel that is at least partially inside the mat. One end of the cable connects to the electronic device while the other end can exit the mat through, for example, an opening in the mat's edge, or other opening. Multiple devices and cables can be accommodated. Figures provided herein illustrate different types of mat and channel designs. Other designs are possible.
A wiring substrate includes an insulating layer, and a connection terminal formed on the insulating layer. The connection terminal includes a metal layer formed on the insulating layer and including an upper surface, a metal post formed on the upper surface of the metal layer and including upper and side surfaces, and a surface plating layer that covers the upper and side surfaces of the metal post. The metal layer includes a material that is inactive with respect to a material included in the surface plating layer. The metal layer has an upper surface edge part that is exposed at an outside from the side surface of the metal post in a plan view. The surface plating layer is formed to expose the upper surface edge part of the metal layer.
A power chain consisting of a chain comprising links that are electrically conductive elements mounted on a circuit board in at least two layers and in such a way that the elements included in the power chain are assembled shifted and overlapping and in electrical contact with each other.
A multi-layered film includes: a plate-like flexible base member; first inorganic members that are each plate-like and arranged on the base member in separation from each other in a direction parallel to a main surface of the base member; a first organic member provided on the base member so as to be positioned between each adjacent two first inorganic members and surround each first inorganic member; a second inorganic member that covers an upper surface and lateral surfaces of the first organic member; and a second organic member that is provided on or above the first inorganic members, and is surrounded by the second inorganic member. Each lateral surface portion of the second inorganic member covering a corresponding lateral surface of the first organic member is thinner than each first inorganic member and each upper surface portion of the second inorganic member covering a corresponding portion of the upper surface.
The present disclosure relates to the technical field of flexible substrate processing, and discloses a flexible substrate attaching method. The flexible substrate attaching method comprises the steps of: pre-fixing a flexible substrate on a carrier substrate with a first fixation structure; forming a thin film on the flexible substrate, and forming a pattern of the thin film via a patterning process; the pattern of the thin film contacting at least a part of the flexible substrate and at least a part of the carrier substrate simultaneously to play the function of consolidating the flexible substrate onto the carrier substrate. In this flexible substrate attaching method, a flexible substrate can be fixed on a carrier substrate and the flexible panel can be detached after the manufacture is completed. The present disclosure further provides a flexible substrate attachment structure.
A network communication device is disclosed. The network communication device includes a circuit board, a network connector, a network chip and a plurality of network magnetic assemblies. The network connector, the network chip and the network magnetic assemblies are disposed on the circuit board. The network magnetic assemblies are electrically connected with the network connector and the network chip, respectively. Each of the network magnetic assemblies includes an Ethernet transformer and at least one inductor. The Ethernet transformer is electrically connected in series with the inductor via a conductive trace of the circuit board. Any two adjacent Ethernet transformers are separately arranged with a gap having a second specific length.
An apparatuses, methods and systems for beacon transmission of a fixture that includes sensed information are disclosed. For an embodiment, the fixture includes a sensor operative to generate a sense signal, communication circuitry operative to maintain a link with a network, a wireless transmitter, and a controller. The controller is operative to receive the sensed signal, manage communication with the network, and manage transmission of beacons through the wireless transmitter, wherein the beacons include information associated with the fixture, wherein the information includes at least information of the sense signal.
A load control device is able to receive radio-frequency (RF) signals from a Wi-Fi-enabled device, such as a smart phone, via a wireless local area network. The load control device comprises a controllably conductive device adapted to be coupled in series between an AC power source and an electrical load, a controller for rendering the controllably conductive device conductive and non-conductive, and a Wi-Fi module operable to receive the RF signals from the wireless network. The controller controls the controllably conductive device to adjust the power delivered to the load in response to the wireless signals received from the wireless network. The load control device may further comprise an optical module operable to receive an optical signal, such that the controller may obtain an IP address from the received optical signal and control the power delivered to the load in response to a wireless signal that includes the IP address.
Provided is a lighting system that includes a plurality of lighting elements to emit light, a power supply to supply power, a lighting driver including a microcontroller and to output power to the plurality of lighting elements for operation thereof, a control system to transmit a control signal to the microcontroller to initiate a standby mode of the plurality of lighting elements, and a semiconductor device configured to receive voltage from the microcontroller, and selectively enable and disable a low power consumption mode of the lighting driver, to thereby maintain voltage for communication between the microcontroller and the control system during the standby mode.
Aspects of the present invention further include a lighting system comprising a lighting source, a connector in electrical communication with the lighting source and an external power source, an energy storage device, an input device, and a controller. The controller may be configured to identify the presence of a load indicator signal received via the input device, determine whether the load indicator signal indicates a load-reducing state, and when the load indicator signal indicates the load-reducing state, discharge the energy storage device to maintain an intensity of the lighting source.
A light-emitting diode (LED)-based solid-state universal lamp using a ballast compatible and AC-mains operable (BA) LED driving circuit with a power factor correction (PFC) and control device operates normally for a regulated power and current from either ballast or AC mains. The BA LED driving circuit is configured to operate in a wide range of input voltages and frequencies, especially for various high voltages and high frequencies associated with various ballasts. With a cycle-by-cycle current control and power switching at a constant on-time and varied off-time, an over-rated surge current is limited, preventing occasional fire hazards occurred in the ballast.
An illumination device including a voltage transformer module, a switching unit, a control module, a sensor module, a first illumination module and a second illumination module. The switching unit is coupled to the rectifier module and the voltage transformer module. The control module is coupled to the switching unit and the voltage transformer module. The sensor module is electrically connected to the control module. The sensor module senses an invading object within an induction area. The first illumination module is electrically connected to the switching unit. The second illumination module is electrically connected to the sensor module. The sensor module supplies electricity to the second illumination module to emit light. The sensor module outputs a sensing signal to the control module when the sensor module senses the invading object. The control module controls the switching unit to be turned on so that the first illumination module emits light.
By performing a method for transmitting to a reading device data of a sensor that is allocated to an inductively heated cooking vessel, a high frequency control voltage is generated from a mains alternating voltage by means of a converter, wherein the high frequency control voltage is applied to an oscillator circuit having an induction heating coil in order to generate a high frequency magnetic alternating field for heating the cooking vessel. The method includes the steps: interrupting the applying of the high frequency control voltage to the oscillator circuit during a predefined first time region covering a zero crossing point of the mains alternating voltage in order to cause a self-resonant oscillation of the oscillator circuit; changing an impedance of an antenna that is inductively coupled to the induction heating coil, which antenna is allocated to the cooking vessel, in dependence upon the data of the sensor, which data is to be transmitted, during a second time region that lies within the first time region; and decoding the transmitted data of the sensor in the reading device, in that a resonant frequency, in particular a resonant frequency change, of the self-resonant oscillation of the oscillator circuit is evaluated.
A server may be configured to receive an indication that a first user device stores a particular content item; receive, from a second user device, a request for content; and determine that the requested content is available from the first user device. The determining may include determining that the particular content item stored by the first user device corresponds to the request for content, and determining that a local peer connection is available between the first user device and the second user device. The server may further output, to the first user device, an instruction to output the requested content to the second user device via the local peer connection, and/or the server may output, to the second user device, information which may allow the second user device to request the content from the first user device via a local peer connection.
To readily use an application desired by a user.A wireless communication device includes a communication unit and a control unit. The communication unit performs a connected device discovery process before a wireless connection is established. In a case where a connected device discovered through the connected device discovery process is associated with a specific application, the communication unit performs an establishment process by transmitting/receiving data including the information element for designating the specific application. In a case where a specific application is not designated at the time of the establishment process but the specific application is designated after a wireless connection is established, the control unit transmits/receives data including information equivalent to the information element without cutoff of the wireless connection. In this manner, control for designating a specific application is performed.
A communication apparatus functioning as a master device denies participation by new communication apparatuses in a network in communication parameter configuration mode based on participation statuses of communication apparatuses functioning as slave devices in the network. The communication apparatus functioning as a master device establishes the network in communication parameter configuration mode between the communication apparatuses participating in the network, and configures communication parameters.
The present invention provides Fast Initial Link Setup communication device and method, wherein, the device comprises: a service processing module which generates a Beacon frame which physical frame header comprises a first identification information field and/or a physical layer convergence procedure service data unit comprises a second identification information field, and the value of the first identification information field is a first value and/or the value of the second identification information field is a second value, which shows that a Fast Initial Link Setup function is supported, and sends the Beacon frame; and/or receives an initial link setup first message; and a wireless transceiver module. The present invention solves the compatibility problem that an STA that does not support the FILS function enters a WLAN network which supports the FILS function and an STA that supports the FILS function enters a WLAN that does not support the FILS function.
According to one embodiment, a connection is established between a first communication device and a second communication device in accordance with one or more communication layers. Each communication layer is associated with a standard structure and protocol. An ad hoc communication layer structure and/or protocol are determined at the first communication device. The ad hoc communication layer structure and/or protocol are communicated to the second communication device. One or more of the standard structures and/or protocols are replaced at the first communication device with the ad hoc communication layer structure and/or protocol responsive to the second communication device acknowledging acceptance of the ad hoc communication layer structure and/or protocol.
Described are devices, methods, techniques and systems for locating a portable services access transceiver (PSAT) for use in aiding emergency “911” services. In one implementation, one or more conditions indicative of movement of a PSAT may initiate a process for obtaining a new estimated location of the PSAT. In another implementation, a location of a PSAT may be determined or updated using indoor navigation techniques.
In dual connectivity, a UE is served by cells are operated in different eNBs with one eNB designated as the master eNB (MeNB) and the other as a secondary eNB (SeNB). A random access procedure is described by which a UE connected to an MeNB may attempt to acquire access to an SeNB cell. The procedure may utilize the backhaul connection between the SeNB and the MeNB so that the random access response may be transmitted over an MeNB cell.
Embodiments of a transmission signaling structure for HEW are defined to carry packet information to configure OFDMA receivers for demodulation of a specific portion of the packet and/or to configure receivers for transmission using specific OFDMA and MU-MIMO resources. In some embodiments, the specific portion of the packet comprises one or more minimum bandwidth units of one or more 20 MHz channels. Each 20 MHz bandwidth structure may comprise several minimum bandwidth units to allow each 20 MHz channel to have a have smaller granularity than 20 MHz.
System and method for assigning communications resources in a wireless communications system. A method for operating a base station comprises receiving a resource request for radio resources for a mobile station, in response to a determining that the base station will service the resource request, assigning radio resources based on the resource request and transmitting an indicator of the assigned radio resources to the mobile station, and in response to a determining that the base station will not service the resource request, returning to a normal mode of operations. The assigning of radio requests makes use of a channel tree comprised of two non-orthogonal sets of mappings between nodes of the channel tree and radio resources, with each node corresponding to at least one radio resource.
In a wireless communication base station device, a modulation unit carries out modulation processing for Dch data after coding to generate a Dch data symbol. A modulation unit carries out modulation processing for Lch data after coding to generate an Lch data symbol. An allocation unit allocates the Dch data symbol and Lch data symbol to each sub-carrier composing an OFDM symbol and outputs the allocated sub-carrier to a multiplex unit. In this case, the allocation unit allocates the Dch data symbol to a plurality of resource blocks where one Dch is arranged at an interval equal to integral multiples of the number of resource blocks composing a resource block group.
The present invention provides a method and a device for transmitting/receiving a control channel in a downlink subframe, which divides into a control area and a data area. In the present invention, a first downlink control channel is transmitted in the control area of the downlink subframe, and/or a second downlink control channel is transmitted in the data area of the downlink subframe. The first downlink control channel carries downlink control information having a predetermined format, and the second downlink control channel carries downlink control information having a format corresponding to a transmission mode of a user device.
The present invention relates to a method and apparatus for transmitting uplink data using a hybrid automatic repeat request (HARQ) by a terminal in a wireless communication system. More particularly, the method disclosed in the present invention comprises the steps of: establishing a first uplink-downlink configuration for a first frequency band and establishing a second uplink-downlink configuration for a second frequency band; receiving uplink control information in a downlink subframe on the first frequency band; and transmitting uplink data corresponding to the uplink control information in a specific uplink subframe linked to the downlink subframe on the basis of the first uplink-downlink configuration and second uplink-downlink configuration.
A wireless communication system includes: a wireless base station; and a relay station that receives data periodically transmitted from each of a plurality of terminals, and transmits the received data to the wireless base station in accordance with an allocation pattern of a wireless resource based on the size of the data and the period of the transmission for each of the plurality of terminals.
Technology for downlink (DL) grant validation is disclosed. One method can include a wireless device receiving from a node a downlink grant masked with a cell radio network temporary identifier (C-RNTI) for a resource allocation (RA) including an enhanced physical downlink control channel (ePDCCH) physical resource block (PRB) carrying the downlink grant. The wireless device can validate a downlink control information (DCI) format of the downlink grant. The at least two UERS ports can be used to transmit two CCEs. The wireless device can determine that the downlink grant is received with a non-matching cyclic redundancy check (CRC) when the DCI format is not validated.
Techniques for sending page messages with quality of service (QoS) in a wireless communication system are described. In an aspect, a network entity receives incoming packets for access terminals operating in an idle state, generates page messages in response to the incoming packets, and includes QoS information in the page messages. The QoS information for each page message may indicate whether the page message is delay sensitive. A base transceiver station (BTS) receives page messages with QoS information and sends the page messages to access terminals based on the QoS information. In one design, the BTS determines whether each page message is delay sensitive based on the QoS information, sends page messages that are delay sensitive, and either sends or delays sending page messages that are delay insensitive in order to reduce the number of packets to send for the page messages.
A wireless access point in a wireless network that may be adapted to transmit location data indicating its location to other devices within range, including other wireless access points and client devices. The location data may be embedded in a control message or announcement transmission transmitted by the wireless access point. In terms of the Open Systems Interconnect (OSI) layered model of a network, layer 2 control messages, including beacons, probe responses, or other suitable transmissions may be used for control messages or announcement transmissions. The other wireless access points and client devices may receive the location data broadcast by the wireless access point without establishing a connection to the client device. Devices receiving the location data may use the received location data to determine their own locations, and may provide the determined locations to consumers of location data.
A mobility management node and a method in a mobility management node for reducing signalling caused by changes of location of a radio terminal, which mobility management node is configured to be operatively comprised by a wireless communication system and to operatively manage the mobility of the radio terminal and to operatively communicate with a gateway node acting as an interface between the system and an external network. The method comprises obtaining initial position information; obtaining boundary information indicating a boundary area wherein at least one of a policy or a charging rule is to be applied for the radio terminal; obtaining current position information; determining whether the radio terminal is inside or outside the boundary area; providing mobility information when the radio terminal is outside the boundary area and not providing mobility information to the gateway node when the radio terminal is inside the boundary area.
The present invention relates to a method and device for performing automatic gain control. The method comprises predicting an AGC setting to be used based on statistical data with respect to a plurality of previously stored AGC settings. The method also comprises receiving an interference signal during an idle time period using the predicted AGC setting. The method further comprises detecting received power of the interference signal. The method additionally comprises adjusting the predicted AGC setting based on a result of the detecting. With the method and device of the present invention, an initial AGC setting with high accuracy and usability can be obtained and the glitch effect can be overcome.
Pilot signal transmission sequences and methods for use in a multi-sector cell. Pilots in different sectors are transmitted at different known power levels. In adjacent sectors a pilot is transmitted while no pilot is transmitted in the adjoining sector. This represents transmission of a NULL pilot signal. A cell NULL is also supported in which NULL pilots are transmitted in each sector of a cell at the same time. Multiple pilot signal measurements are made. At least two channel quality indicator values are generated from measurements corresponding to at least two pilot signals of different power levels. The two values are transmitted back to the base station which uses both values to determine the transmit power requited to achieve a desired SNR at the wireless terminal. The wireless terminal also reports information indicating its location to a sector boundary.
A method and an apparatus for controlling power of an uplink in a beam forming system is disclosed. The method includes generating power control information based on a quality of a signal which is measured for each reception beam of a base station, so as to transmit the power control information to terminals. The method also includes receiving a signal transmitted by using the power control information from at least one terminal.
An apparatus and method for reducing current consumption in a portable terminal are provided, in which upon generation of a task, a controller transitions to a Virtual Maximum Clock (VMC) level and changes a clock level from the VMC level according to a load state of the controller, to process the task. Moreover, the controller changes the clock level by at least one of transition from the VMC level to an RMC level, a stepwise increase from the VMC level, a stepwise decrease from the VMC level, and a hold at the VMC level, according to the load state of the controller.
A method and apparatus for determining handover of user equipments (UEs) attached to a mobile relay node (RN), which is moving from a source DeNB to the target DeNB, in a wireless communication system is provided. A target donor eNodeB (DeNB) receives a handover request message, and receives an indication including UE context of the UEs attach to the mobile relay node. The target DeNB determines whether to accept or reject the handover of each UE.
A wireless network system includes a base station of a first network and a user equipment camping on the first network. The base station is configured to set an indicator to a specific value when determining that the first network is not loaded balancedly. The base station then sends the indicator, an update amount, a timer length, and at least one RAN rule including a threshold to the user equipment. The user equipment is configured to start a timer when receiving the at least one RAN rule with the indicator set to the specific value from the base station, adjust the threshold by the update amount when the timer expires according to the timer length, and steer traffic from the first network to a second network or from the second network to the first network when the at least one RAN rule is satisfied according to the adjusted threshold.
A node on a core network, in accordance with a connection state of a terminal, releases a transmission path resource which is made unnecessary due to LIPA (Local IP access) or SIPTO (Selected IP traffic offload) connection configuration.
The present invention relates to a wireless communication system. More particularly, the present invention relates to a method and apparatus for reporting channel state information (CSI), wherein the method in which a terminal reports CSI comprises the steps of: receiving configuration information for periodic CSI reporting from a base station; and transmitting CSI information for each of a plurality of sets of CSI reports based on said configuration information to said base station via a physical uplink control channel (PUCCH). Said plurality of sets of CSI reports contains one or more mutually different subframes.
A base station congestion management includes at least one data management unit to which a plurality of communication monitoring apparatuses input the base station bandwidth information and the subscriber information, a shared data store to store base station bandwidth usage information and information of list of subscriber existing within base station coverage, and a congestion management unit to determine whether congestion is occurring at the base station. The data management unit calculates a total value of a used bandwidth for each base station, updates the base station bandwidth usage information, and updates the list of subscriber identification information of a user terminal connected with the base station. The congestion management unit identifies the subscriber identification information of the user terminal connected with the base station where congestion is occurring.
The present invention provides a method in a base station for determining channel interference in a radio network comprising a device-to-device, D2D, capable UE and the base station serving at least one cellular UE, said method comprising: configuring the at least one cellular UE with a cellular uplink Reference Symbol, RS, related parameter; transmitting the cellular uplink RS related parameter associated with the at least one cellular UE to the D2D capable UE; and obtaining information of interference to the D2D capable UE measured by the D2D capable UE using the cellular uplink RS related parameter. The present invention also provides a corresponding method in D2D capable UE and the devices thereof. This achieves a more accurate the interference channel measurement in multi-cell and multi-antenna scenario.
A method for acquiring spectrum beyond the licensed spectrum for wireless network communications comprising accessing a geolocation database to determine a configuration of white space frequencies that may be available and transmitting the carrier aggregation configuration to user equipment (UE). The carrier aggregation configuration may be at least partially encrypted with the key sequences for the encryption being optionally changed for improved security. The white spaces may be activated in a handshake sequence in which a network node transmits an enabling signal to UE, receives an enabling request from UE specifying which white spaces are requested, and transmits an enabling response. In an alternative to transmitting an enabling response, the node may activate the requested white spaces in an LTE signal.
A data channel transmission can be used to authenticate a voice channel transmission. A third party trusted authentication server can be used to authenticate the identity of one or more parties to a call where at least one of the parties to the call is using a mobile device. A PKI authentication methodology or other symmetric or asymmetric encryption/decryption methodology can be used in a mobile network environment to identify and authenticate a first user to a second user. The authentication request sent to the third party trusted server can be encrypted, signed and transmitted over a data channel (such as an internet connection or SMS or MMS connection), concurrent with the voice channel transmission. In response to validation by the third party trusted server, the third party trusted server can send an authentication indication to the second user's device, which can display identification information and other (optional) data associated with the first user.
A method for performing secure Bluetooth communication between a vehicle terminal and a user terminal is provided. The method includes: transmitting a user terminal inverse certificate request message to an authority server; receiving a message from the authority server in response to the transmission of the user terminal inverse certificate request message; obtaining a user terminal inverse certificate from the message received from the authority server; receiving a vehicle terminal inverse certificate from the user terminal in exchange for the user terminal inverse certificate; validating the vehicle terminal inverse certificate; pairing with the user terminal when the vehicle terminal inverse certificate is validated; and performing Bluetooth communication with the paired user terminal.
In an aspect, a wireless communication between a transmitter and a receiver involves determining updated keys according to a key management process for MAC layer encryption. Such key is propagated to a transmitter MAC and though a receiver key management process to a receiver MAC. After a delay, transmitter MAC device begins using the updated key, instead of a prior key, for payload encryption. Receiver MAC continues to use the prior key until a packet that was accurately received fails a message integrity/authentication check. Then, the receiver MAC swaps in the updated key and continues to process received packets. The packet data that failed the message integrity check is discarded. Transmitter MAC retries the failed packet at a later time, and if the packet was accurately received and was encrypted by the transmitter MAC using the updated key, then the receiver will determine that the message is authentic and will receive it and acknowledge it.
A technique is presented for controlling behavior tracking by mobile apps executing on a mobile computing device. A set of profiles are managed by a privacy manager, where each profile represents a different isolated execution environment on the mobile computing device and defines a set of privacy rules governing an application while executing in an associated execution environment. Prior to launching the app, a user of the app is prompted by the privacy manager to select a profile for the app from the set of profiles. The privacy manager in turn applies the set of privacy rules associated with the selected profile to the app during execution of the app on the mobile computing device.
System, methods, and computer program products are provided for managing mobile entity states. A first notification is received over a communications network, the first notification including data indicating that a first service associated with a mobile device has been suspended. State information stored in a memory is updated based on the data included in the first notification. A second notification is transmitted over a communications network, the second notification indicating that the state information has been updated.
Methods, servers and systems for directly accessing and modifying charging information maintained within a telecommunications operator's business and operating systems' infrastructure from user equipment. A mobile application server may receive a charging request from a user equipment, identify a relevant charging system based on the received request, send a charging request to the identified charging system for processing, receive a first response message including charging information from the identified charging system, generate a second response message based on the charging information included in the first response message, and send the generated second response message to the user equipment. The received charging request may include various types of information, including information for transferring cost or billing information from a first billing category to a second billing category.
A wireless beacon message management system and method of operating the system with a mobile device. At least one wireless beacon is strategically located in a premises, such as a building or other geocentrically defined area. Each wireless beacon has means for transmitting a wireless beacon signal, wherein the wireless beacon signal includes a beacon data message that has a beacon identification that identifies the beacon transmitting the signal, and optionally the content being delivered. A mobile device such as a smartphone, tablet or the like receives the wireless beacon signal and analyzes it to extract the beacon identification and optional beacon content. The mobile device may then apply one or more software filters to the beacon data message that enables the mobile device to initiate an action based on the filtered beacon data message.
A terminal to be carried into a moving object includes a first information obtaining unit, a time stamp adding unit, a second information obtaining unit, and an integration unit. The first information obtaining unit obtains positional information of the terminal. The time stamp adding unit adds a timestamp to the positional information obtained by the first information obtaining unit. The second information obtaining unit obtains, from the moving object, the positional information of the moving object having a timestamp added in the same time unit as the timestamp added by the object time stamp adding unit. The integration unit integrates positional information having a timestamp for which no positional information has been obtained by the first information obtaining unit, selectively from the positional information obtained by the second information obtaining unit, with the positional information obtained by the second information obtaining unit.
A location-based information service method for improving utilization of location-based information services and a mobile terminal for implementing the location-based information service method are provided. A method for providing an information service using a mobile terminal includes acquiring, at a mobile terminal, location information, determining an Internet Protocol (IP) address based on the location information, and receiving service information from a cyber space associated with a service provider that corresponds to the IP address.
Techniques for address point data mining are described. An address point data mining method, system, or program product can determine geographic coordinates of an address based on geographic locations of one or more user devices. Each user device can be a mobile device operable to determine a location using a global navigation system (e.g., GPS), wireless signal triangulation, or other techniques. During the course of a time period (e.g., a day or week), the user device can stay at a location for a significant amount of time. The system can crosscheck this location with a geocoded geographic coordinates of a registered address (e.g., a billing address) that is associated with the mobile device. The system can determine whether the geocoded geographic coordinates are accurate based on result of the crosscheck.
An in-vehicle terminal device includes: a wireless LAN communication section capable of performing wireless communication over a short range; a cellular communication section capable of performing wireless communication over a longer range than the wireless LAN communication section; and a communication method selection section which selects the wireless LAN communication section or the cellular communication section according to a real-time communication requirement for data to be transmitted to or received from outside of a vehicle.
A system and method for enabling access to premium content, obtained via a smartphone, to be controlled by using a vehicle as a “key” to unlock the premium content. In one implementation the user of the vehicle uses her/his smartphone to establish a wireless link with the vehicle's radio system. The vehicle's radio system supplies a unique radio identifier to the smartphone, which the smartphone forwards to a remote authorization server. The authorization server determines from an internal database if the radio identifier is permitted access to any premium content. If so the authorization server forwards a code or command to the smartphone that the smartphone uses when accessing a web-based or cloud-based content provider, which enables the user to receive premium content form the content provider.
A technology for creating head-related transfer functions that are customized for a pinna of a human is described. The method may include capturing a plurality of digital images of a human pinna using a camera. The method may also include generating a 3D (three-dimensional) digital model of the human pinna using the digital images. In addition, the method may also include determining a head related transfer function (HRTF) that is customized for the human pinna using the 3D digital model. The HRTF can be associated with a user profile and the user profile may include sound output customization information for a speaker arrangement capable of producing virtual surround sound. The customized HRTF may then be used by an application in association with a specific user profile to produce a virtual surround sound experience through headphones.
A method, device and system enhance an audio signal in a receiving device. The method comprises acoustically propagating a target signal from an acoustic source along an acoustic propagation path, providing a propagated acoustic signal at the receiving device; converting the received propagated acoustic signal to a propagated electric signal, the received propagated acoustic signal comprising the target signal, noise and possible other sounds from the environment as modified by the propagation path from the acoustic source to the receiving device; wirelessly transmitting a signal comprising the target audio signal to the receiving device; receiving the wirelessly transmitted signal in the receiving device; retrieving a streamed target audio signal from the wirelessly received signal comprising the target audio signal; and estimating the target signal from the propagated electric signal and the streamed target audio signal using an adaptive system.
A Micro-Electro-Mechanical-System (MEMS) microphone device includes a substrate, a MEMS microphone thin film, oxide layer. The substrate has a first penetrating portion. The MEMS microphone thin film is above the substrate and covered the first penetrating portion defining a first cavity. The MEMS microphone thin film includes an elastic portion and a connection portion. The elastic portion has a plurality of first slots arranged along the edge of the elastic portion and sequentially and separately. The first slots are penetrated two surface of the elastic portion, the surface are opposite each other. The connection portion is connected to the elastic portion and contacted the substrate. The oxide layer has a second penetrating portion. The oxide layer is on the MEMS microphone thin film and contacted the connection portion. A part of the MEMS microphone thin film is exposed through the second penetrating portion.
Boomless-microphones are described for a wireless helmet communicator with siren signal detection and classification capabilities. An acoustic component receives an audio signal and comprises a left acoustic sensor and a right acoustic sensor. The left acoustic sensor is mountable or attachable to the surface of a left wall of a helmet and the right acoustic sensor is mountable or attachable to the surface of a right wall. A speaker component can generate an echoless audio signal via signal inversion of the audio signal, outputs to a left speaker mountable or attachable to a left ear area of the helmet and a right speaker mountable or attachable to a right ear area of the helmet. A signal enhancement component can increase an intensity of the first audio signal associated with an emergency siren based on a determined proximity of an emitting emergency vehicle or emergency object to the device.
An acoustic playback system including a digital filter; and a plurality of digital modulators each of which output a digital signal to one of a plurality of speakers driven by digital signals having different play back bandwidths; wherein the digital filter converts a digital audio signal which is input into a plurality of digital audio signals of a plurality of frequency bandwidths corresponding to play back bandwidths of the speakers, and outputs each of the digital audio signals of the plurality of frequency bandwidths to one of the plurality of digital modulators; each of the digital modulators outputs the modulated digital signal to the speaker of a play back bandwidth corresponding to a frequency bandwidth of the digital audio signal which is input by performing miss-match shaping after noise shaping to a digital audio signal; and each number of bits of a digital signal of the digital modulators is different.
A method for forming a complete ring network of a plurality of Bluetooth® speakers, the method including populating a configurable speaker register of each of the plurality of Bluetooth® speakers with an address of an upstream Bluetooth® speaker that is in the plurality of Bluetooth® speakers, populating the configurable speaker register of each of the plurality of Bluetooth® speakers with an address of a downstream Bluetooth® speaker that is in the plurality of Bluetooth® speakers, and coupling an audio source to one Bluetooth® speaker of the plurality of Bluetooth® speakers.
A wireless speaker system may include a primary speaker including a first transceiver and a second transceiver and programmed to receive audio data from a user device at the first transceiver, and at least one secondary speaker including a receiver and programmed to receive a wireless signal including the audio data from the primary speaker at the receiver, each speaker configured to transmit audio signals consistently there between based on the received audio data.
An omni-directional acoustic deflector includes an acoustically reflective body having a truncated conical shape including a substantially conical outer surface, a top surface and a cone axis, the acoustically reflective body having an opening in the top surface centered on the cone axis. An acoustic absorber is disposed at the opening in the top surface. The deflector may also include at least one opening disposed along a circumference of the substantially conical outer surface at a cone radius associated with a pressure maximum of an acoustic resonance mode with an acoustic absorber at each such opening. Speaker systems employing the omni-directional acoustic deflector have an improved high frequency acoustic spectrum response regardless of the location of the listener with respect to the speaker system.
Contact hearing devices for use with a wearable communication apparatus are disclosed to provide the user with an open ear canal to hear ambient sound and sound from an audio signal. The disclosed devices and systems have an advantage of providing sound to user from the audio signal, in many embodiments without creating sound that can be perceived by others. The contact hearing device can also be used to amplify ambient sound to provide a hearing assistance to users with diminished hearing. The wearable information apparatus can be configured to couple wirelessly to the contact transducer assembly, such that the wearable information apparatus can be removed while the contact transducer assembly remains placed on the user.
A microphone holder includes: a holding member holding a microphone; and a mounting member fixed to a tension bolt for fixing a rim of a drum. The mounting member includes a first clamping portion having a first locking portion locking to a lower surface of the rim, a second clamping portion having a second locking portion locking the tension bolt, and a biasing member biasing in a direction allowing the first clamping portion and the second clamping portion to approach, wherein the mounting member is attached to the tension bolt by clamping the rim and the tension bolt between the first clamping portion and the second clamping portion, in a state that the first locking portion of the first clamping portion is locked to the lower surface of the rim and the second locking portion of the second clamping portion is locked to the head of the tension bolt.
Embodiments of the present invention provide a condenser microphone with a movable lining and a fixed lining. The movable lining and the fixed lining are respectively connected to a power supply and an amplifier. The movable lining includes graphene (G), formed at least as one graphene layer, while the fixed pad is formed as a fixed plate.
For automated post roll production, a selection module 320 generates a link video list 240 from a video database 110. Each link video 200 in the link video list 240 includes at least one clip characteristic 215 matching a video characteristic of a target video 105 and each link video 200 is associated with a video clip 210 and a video address 205. The selection module 320 further selects a link video 200 from the link video list 240 according to a policy 115. A script generation module 325 generates a mask script 285 that specifies a mask dimension 415, a mask mark in 420, and a mask location 410 of the video clip 210 of the selected link video 200 within the target video 105. The script generation module 325 further generates an annotation script 280 that specifies a link location for a navigation link.
Systems and methods are disclosed for providing non-intrusive advertising content to users. The method includes receiving user input reflecting user content preferences for receiving desired content related to specific topics in lieu of standard advertising slots while watching playable media content via a set-top box. The method may further include receiving a request for playable media content and then retrieving desired content based on user content preferences. Thereafter, the method may include choosing non-intrusive advertising content and generating datagrams that include the desired content and the non-intrusive advertising content. The datagrams may be concatenated with the playable media content to generate displayable content. The display content may then be provided for displaying.
According to the present invention, even when the operation requested through the second transmission path (or first transmission path) cannot be performed, it is possible to perform the requested operation by using the function of the device coupled to the first transmission path (or second transmission path).
Methods, systems, and media for presenting news items corresponding to media content are provided. In some implementations, the method comprises: determining a channel that is providing a television program; determining whether news content corresponding to the channel exists, wherein the determining further comprises: obtaining news documents, determining keywords associated with the news documents based on frequency, receiving captioning content corresponding to the channel, determining whether at least one of the keywords associated with the news documents is included in the captioning content, selecting a news document in response to determining that keywords associated with the news document are included in the captioning content, and obtaining one or more news items that correspond to the news document; and causing the one or more news items relating to the television program to be presented.
A video processing system located at a remote location such as a TV broadcasting station or an Internet media server stores a plurality of video elements at that are delivered to a viewing system located at a viewer's premises. The video processing system is capable of receiving a selection request comprising two or more video elements or subsets thereof, wherein the subsets are regions of interest or portions of the corresponding video elements. The video processing system constructs a custom video by combining them based on the viewer' selection and using the region of interest that are provided, and forwards the custom video to the viewing system. Billing based on record of usage is also supported for the custom video.
Methods and apparatus for monitoring locally inserted media content are disclosed. A disclosed method includes obtaining identification data and inserting the identification data in the media content after the media content has been received at a media consumption location. Another disclosed method includes receiving media content before the media content is output by a consumer receiving device and monitoring the received media content. Monitoring the received media content may include extracting signatures from the received media content and transmitting the extracted signatures to another location.
A multi-view video streaming system and a method of providing the same. A streaming module streams at least part of individual-view videos of a multi-view video taken at different views to a user terminal under the control of a control module. Each individual-view video corresponds to at least part of predefined user types. A command receiving module receives a view movement command from the user terminal. An target view determination module determines an target individual-view video to be streamed to the user terminal from among the individual-view videos based on the view movement command. A user type determination module determines a user type of a user corresponding to the user terminal from among the predefined user types. The streaming module streams the target individual-view video to the user terminal when the type of the user corresponds to a user type set to the target individual-view video.
A video transmission apparatus includes a camera controller that obtains camera movement amount data indicating a direction and an amount of movement of a camera, and an image encoder that performs motion compensation on image data received from the camera and determines an image search range for the motion compensation based on the camera movement amount data. The image encoder adjusts a motion vector indicated by the camera movement amount data for each coordinate position in the image data based on a lens characteristic of the camera, and determines the image search range for the motion compensation based on the adjusted motion vector for each coordinate position.
A moving image reencoding device, includes a processor; and a memory which stores a plurality of instructions, which when executed by the processor, cause the processor to execute, decoding encoded moving image data that is encoded by a first encoding method that enables switching for a frame encoding mode in which encoding is performed on the basis of a frame or a field encoding mode in which encoding is performed on the basis of a field, in a block unit that is obtained by dividing a picture, and acquiring importance degree information related to an importance degree of an encoding mode that is switched in the block unit, when decoding the encoded moving image data; acquiring an encoding parameter that is set as a second encoding method, the second encoding method enabling switching for the frame encoding mode or the field encoding mode in a picture unit, or statistical information.
According to the present invention, when the block merge flag of the current prediction block specifies that the motion information of the current prediction block is acquired using block merging, the motion information of the current prediction block is acquired from the motion information of the neighboring block, a reference block of a reference picture is acquired using the motion information of the current prediction block, the prediction value of the current prediction block is acquired using the reference block, and the current prediction block is restored using the residual of the current prediction block and the prediction value of the current prediction block.
A method of predicting a forward motion vector for a current block in a current picture includes obtaining, by the moving picture decoding device, at least three motion vectors for at least three blocks other than the current block based on a direction of a reference picture, wherein the direction of the reference picture is based on a display order of the reference picture and a display order of the current picture, and the at least three blocks are not in an intra mode, predicting, by the moving picture decoding device, the forward motion vector for the current block by using a median operation of the at least three motion vectors and decoding the current block in the current picture using the predicted forward motion vector for the current block.
A stereo-projection device comprises at least one light source, at least one collimator for converting visible light generated by the light source into light with a substantially parallel beam path, and at least one interference filter which is transparent at a given angle of incidence for at least one wavelength interval having an interval width of at most 50 nm and which is designed to cross the light with the substantially parallel beam path.
An example method involves: (a) determining an indication of distance to an object in a scene, wherein the computing device comprises three or more image-capture devices that provide two or more baselines for stereoscopic imaging, wherein at least two pairs of image-capture devices from the three or more image-capture devices are operable for stereoscopic imaging, wherein each pair provides one of the baselines, and wherein a first of the baselines is non-parallel to a second of the baselines, (b) selecting, by the computing device, a first pair from the at least two pairs of image-capture devices, wherein the first pair is selected based on the indication of distance and the baseline provided by the first pair, and (c) operating the first pair of image-capture devices to capture stereoscopic image data.
There is provided an image processing apparatus for displaying a region in focus in a refocused image to be output in such a manner that a user can easily recognize this region compared to displaying the refocused image without any arrangement made thereto. The image processing apparatus includes a first generation unit configured to generate an image in which an image region corresponding to an in-focus position in the refocused image is emphasized as a display image, an input unit configured to input a user instruction, which is an image output instruction, input based on a display of the display image, and an output unit configured to output the refocused image according to the user instruction.
A broadcast receiver and a 3D subtitle data processing method thereof are disclosed. A method for processing three dimensional (3D) subtitle data includes receiving, by a receiver, a broadcast signal including 3D subtitle data, extracting, by an extracting unit, subtitle display information for a base view and extended subtitle display information for an extended view from the 3D subtitle data, and controlling, by a controller, a 3D subtitle display using the subtitle display information for the base view and the extended subtitle display information for the extended view.
A video tracking system includes a user interface configured to facilitate tracking of a target between video cameras. The user interface includes user controls configured to assist a user in selecting video cameras as the target moves between fields of view of the video cameras. These user controls are automatically associated with specific cameras based on a camera topology relative to a point of view of a camera whose video data is currently being viewed. The video tracking system further includes systems and methods of synchronizing video data generated using the video cameras and of automatically generating a stitched video sequence based on the user selection of video cameras. The target may be tracked in real-time or in previously recorded video and may be track forward or backwards in time.
One embodiment describes a method for converting a dual-band image to a visible color image. The method includes converting the dual-band image to data in a placeholder image in a placeholder color space. The placeholder color space employs a wavelet-based image fusion technique while mimicking the oppositional color processing technique of the human visual system. The placeholder image is further mapped into visible color space, generating the visible color image.
An image processing device includes a first rearrangement circuit that receives, in parallel, pieces of line data included in image data. The first rearrangement circuit rearranges A-bit pixel data (where A is an integer that is greater than or equal to two) in the line data to arrange pixel data for only one color component in at least one of the line data. LUT correction circuits, arranged in correspondence with the line data, each include a memory that stores a lookup table and correct the rearranged A-bit pixel data using the corresponding lookup table. A second rearrangement circuit rearranges the corrected A-bit pixel data to return the A-bit pixel data rearranged by the first rearrangement circuit to an original arrangement order.
A light source device includes a first light source to emit first light having a first wavelength range; a wavelength convertor, disposed on an optical path of the first light, to receive the first light to emit light having other wavelength range different from the first wavelength range; a cyclical movement unit to cyclically move the wavelength convertor while crossing the optical path of the first light; optical parts to define an optical path of the first light, and an optical path of the light emitted from the wavelength convertor; a detector to detect a cyclic movement condition of the cyclical movement unit; and a received light quantity reducing unit to reduce light quantity of the first light received by the wavelength convertor when a cyclic movement condition detected by the detector satisfies an abnormal condition while outputting the first light or the light having other wavelength range to outside.
An imaging device and method for producing an image of a vehicle surroundings of a vehicle with at least one camera includes recording a first partial image in a first position or alignment of the camera and recording at least a second partial image in at least a second position or alignment of the camera, each partial image corresponding to the entire coverage area of the camera. The first partial image and the second partial image are assembled to form the image of the vehicle surroundings such that the image shows a larger area than each partial image. The imaging device includes the camera and an image synthesis device with which the first partial image and the second partial image can be assembled to form the image.
A cruising lane recognition device is mounted on a vehicle. The device includes a camera, a storing unit, and a processor. The camera captures an image of an area including the road ahead of the vehicle. The processor is configured to detect luminances within the images, recognize a cruising lane-marker of the road in the images on the basis of the luminances which are detected, a store, in the storing unit, a position of the cruising lane-marker that is recognized, detect that the vehicle is in a tunnel, and set a virtual cruising lane-marker on the basis of an archival record of the position of a cruising lane-marker which has been stored in the storing unit when the cruising lane-marker cannot be recognized and the vehicle has been detected to exist in a tunnel.
A method and system for sharing information between users while reproducing media in a media reproducing system, the method including: reproducing the media in the media reproducing system; capturing a part of the media in the media reproducing system; and registering a media related question including the captured part of the media in an information sharing server through a return channel of the media reproducing system. Accordingly, the users can share information in real time by generating the media related question by directly capturing the media in the media reproducing system, registering the media related question in the information sharing server, and displaying on the media reproducing system of another user that such media related question is registered. Also, since a question can be directly registered while reproducing the media, information can be conveniently shared without interrupting the media reproduction.
Embodiments of the invention generally relate to methods and apparatus for pre-recording digital video. The method includes pre-recording video data prior to initiation of a record command from a user. After initiation of a record command from the user, recorded video data is captured. The pre-recorded video data and the recorded video data are optionally appended or combined into a single file. The apparatus includes a non-transitory computer readable containing instructions for pre-recording video.
Closed caption data for video programs, such as television programs, may be used to implement a video search. In one implementation, a device may perform a search to obtain video programs that are relevant to the search. The search may be performed using an index generated from closed caption data of video programs. The device may additionally present the video programs that are relevant to the search as a matrix of reduced-in-size images sampled from the video programs that are relevant to the search query. The images may be sampled from the video programs near a position in the video programs corresponding to the positions at which the search query is relevant to the video program.
Audio perception in local proximity to visual cues is provided. A device includes a video display, first row of audio transducers, and second row of audio transducers. The first and second rows can be vertically disposed above and below the video display. An audio transducer of the first row and an audio transducer of the second row form a column to produce, in concert, an audible signal. The perceived emanation of the audible signal is from a plane of the video display (e.g., a location of a visual cue) by weighing outputs of the audio transducers of the column. In certain embodiments, the audio transducers are spaced farther apart at a periphery for increased fidelity in a center portion of the plane and less fidelity at the periphery.
A digital broadcast receiver is provided, including a receiver which receives a plurality of broadcast signals, a channel scanner which scans the plurality of broadcast signals and acquires service information (SI) related to the plurality of broadcast signals, and a controller which selects a broadcast signal having a preset type of SI from among the acquired SI, and updates channel information.
An image sensor having a pixel architecture for capturing a depth image and a color image. The image sensor may be configured in a pixel architecture in which a floating diffusion (FD) node is shared, and may operate in different pixel architectures in a depth mode and a color mode, respectively.
This application discloses a lighting emitting diode (LED) illumination system that operates at least in a boost mode and a bypass mode. The LED illumination system includes a plurality of LEDs and bypass elements. Each bypass element is coupled in parallel with one or more LEDs, and configured to bypass them selectively in the bypass mode. A boost converter is configured to drive the LEDs. The boost converter includes a boost controller that is configured to enable the boost mode in response to a boost enable signal. In the boost mode, the boost controller is electrically coupled to control the boost converter to drive the LEDs by a boosted drive voltage, and in the bypass mode, the boost controller is deactivated to allow the boost converter to drive a subset of the LEDs by a regular drive voltage that is substantially lower than the boosted drive voltage.
A camera module includes a housing having a guide groove formed therein, the guide groove being extended lengthwise in an optical axis direction, a lens barrel mounted in the housing and having a guide protrusion inserted into the guide groove, and an elastic member disposed on the guide groove so that the guide protrusion may be prevented from being separated from the guide groove.
A video frame transmitting system transmitting at least one output video frame to a display based on content of at least one input video frame. The video frame transmitting system has a display driver receiving an active input video frame and outputting the active input video frame as the output video frame to the display. The video frame transmitting system comprises: an application processor, receiving the input video frame, for determining the input video frame as the active input video frame if the content of the input video frame is different from content of a previous input video frame, and for determining the input video frame as a skip input video frame if the content of the input video frame is the same as the content of the previous input video frame. The application processor outputs the active input video frame to the display driver but does not output the skip input video frame.
Embodiments of systems and methods for the sending, delivery and receiving of faxes are disclosed herein. In particular, certain embodiments include a fax connector that may be deployed at a user's site, and a faxing system that may be deployed remotely from the user's site. The fax connector can be accessed at the user's site over a computer based network in order to perform functions associated with faxing, including sending, receiving and obtaining status on faxes. The fax connector deployed at the user's site communicates with the remotely deployed faxing system to send, receive, obtain status on, or perform other functions associated with, faxing.
An image processing apparatus includes a memory, and a processor in communication with the memory, the processor configured to control a storage unit configured to associate and store a document and a thumbnail image of a top page of the document, a deletion unit configured to delete a page designated from among pages of the document stored in the storage unit, and a generation unit configured to, in a case where a page to be deleted by the deletion unit is a top page of the document, generate a thumbnail image based on the top page of the document after deletion.
A system and method for assigning unique and immutable attributes to user profiles and associated image(s) to facilitate the dynamic indication of supervisory control and monitoring through iconic representation, steganographic processing and/or encryption processing.
An image acquiring device for a sheet-type medium includes an upper passage plate and a lower passage plate, a gap being reserved between the upper passage plate and the lower passage plate to form a passage; at least two driving wheels mounted on the lower passage plate, and configured to drive the sheet-type medium entered into the passage to advance along the direction of the passage; at least two floating pinch rollers mounted on the upper passage plate, and each being mounted cooperatively with a respective driving wheel and being tangent to the driving wheel at a tangential point, and being configured to apply a pressure to the sheet-type medium to allow the sheet-type medium to cling to the driving wheel; and an image collecting device, mounted between two sets of the driving wheels and the floating pinch rollers, and configured to collect an image of the sheet-type medium.
An image forming apparatus has a standby mode in which the image forming apparatus is ready for executing image processing and a low power consumption mode which consumes lower electric power than the standby mode. The image processing apparatus includes the following four units. The communication unit is connected to a network and communicates with other devices connected to the network. The request frequency monitoring unit acquires information indicating the frequency of requests for image processing received by the communication unit. The start-up schedule-generating unit generates a start-up schedule of the communication unit according to the information acquired by the request frequency monitoring unit. The power control unit switches, when the image processing apparatus is in the low power consumption mode, power supply modes for the communication unit in accordance with the start-up schedule that is generated by the start-up schedule-generating unit.
A communication apparatus includes: a controller that controls processing to perform facsimile; a first controlling unit that controls a voltage between lines that perform facsimile in accordance with control by the controller; a detector that detects a voltage change between the lines; and second controlling unit that discharges electric charge accumulated in between the lines so as to enable the detector to detect a voltage change between the lines when the first controlling unit is turned off. The controller determining whether connection to the lines is made based on the voltage change detected by detector.
Presented herein are techniques to reduce error probability and eliminate the lingering signal that causes problems during audio signal data transmission. An electroacoustic transducer of a first electronic device receives a data encoded audio signal that includes modulated digital data therein. The data encoded audio signal is demodulated to produce a present input signal that includes a target frequency and a lingering effect of a previously received data encoded audio signal. Lingering cancellation is performed on the present input signal to produce a present output signal from which the lingering effect of the previously received data encoded audio signal has been removed.
Disclosed is a method, a communication system, and a communication device for transmitting data to a first subscriber, within the framework of a connection signaling from a first primary service communication device of the first subscriber to a second primary service communication device, a primary address information message associated with the first primary service communication device and a secondary address information message associated with a first secondary service communication device of the first subscriber is transmitted to the second primary service communication device. The transmitted address information messages are identified and stored via the primary service communication device. For the transmission of data to be transmitted to the first subscriber, the stored secondary address information message is transferred from the second primary service communication device to a second secondary service communication device, and is transmitted based on the transferred secondary address information message during transmission to the first secondary service communication device.
The present disclosure generally relates to systems and methods for establishing and maintaining communication between two or more communication devices coupled to communication networks. Some specific aspects relate to communication between a plurality of communication devices each of which is coupled to a respective network. Other aspects relate to establishing such communication by way of contact lists maintained and facilitated on systems coupled to the networks. Users of multiple communication networks, such as VoIP, PSTN and wireless, employ multiple communication devices to communicate with their contacts. For example, a VoIP enabled computer is necessary to access contacts on a VoIP network and a mobile or cellular telephone is used to access contacts on wireless and PSTN networks. A contact list, stored on one communication device, in some instances, cannot be accessed from another communication device. For example, a contact list stored in a VoIP enabled computer cannot be accessed from PSTN or wireless phone devices. Various embodiments described herein provide a convenient solution that can integrate contacts stored on different communication devices and make them accessible from a single device.
Methods and systems directed to a social caller ID application that performs a reverse look up on an incoming communication to determine a specific member of a social networking system associated with the incoming communication, and, based on the social relationship between the detected member and the recipient of the communication, display particular information to the recipient. In this manner, a user is provided a caller ID system that leverages information stored remotely on a social network.
Methods and systems for providing standardized mobile device distraction prevention and safety protocols are disclosed. In particular, an embodiment of a method for activating a distraction prevention or safety protocol behavior in a mobile device when the mobile device satisfies a specific condition is disclosed. The method includes discovering one or more protocol activators configured to transmit discovery information associated with a specific condition. The method further includes activating distraction prevention safety protocol behavior in the mobile device based at least in part on the discovery information. In an implementation, the specific condition may be a specified environment itself and or include an event when the mobile device enters a specified environment or a specified sequence of numbers is dialed from the mobile device.
A modular portable device system and method allow extended user input. The system includes a first device and a second device, the devices being attachable via a plurality of magnetic attachment points (magnets or magnetically responsive attachment points) on each. In a first configuration, the devices are held together by all of the magnetic attachment points, and in this configuration an extended user input facility on the second device is not user-accessible. In a second configuration, the devices are connected by only a subset of the magnetic attachment points, and in this second configuration the extended user input facility is user-accessible. A Hall Effect sensor on the first device and sensor magnet on the second device are positioned to overlap when the devices are connected in the second configuration in order to alert the first device that the second device has been attached in the extended input mode.
When a call or message is received from an unidentified sender on the user's communication device, the caller identifier application launches a text-based messaging application and causes it to send an “invisible” text-based message to the user's contacts. The message includes the metadata (e.g., telephone number) associated with the call or message that the user received. The invisible message is a short message whose headers are programmed in a particular manner so that the receiving mobile phone acknowledges the receipt of the message and the receiving mobile phone displays no behavior perceptible by the user. When the invisible message is received by the corresponding caller identifier application on one of the user's contact's mobile phone, the application searches the contact's contact list maintained in his or hers contact application. If the metadata provided to the contact's mobile phone is located in the contact list, the contact details (e.g. Name) or the contact card, if available, is sent back to the user's mobile phone in a second invisible message. Upon receiving the second invisible message, the caller identifier application causes some or all of the contact details to be displayed on the user's mobile phone or otherwise presented to the user in any appropriate manner.
Visually depicting cloud resource utilization during execution of an application, the application using multiple cloud resources deployed on multiple cloud hosts, including: displaying, by a resource monitoring module in a graphical user interface, a visual depiction of resource utilization of the multiple cloud resources during execution of the application; receiving, from a user through the graphical user interface displaying the visual depiction of resource utilization of the multiple cloud resources, a resource utilization threshold for each of the multiple cloud resources; determining, by the resource monitoring module, whether one or more of the resource utilization thresholds have been reached; and responsive to determining that one or more of the resource utilization thresholds have been reached, executing a predetermined action.
A proxy server is disclosed for providing a wireless ambient service to a mobile end-user device operating on a Wireless Wide Area Network (WWAN). An ambient service has a primary policy that allows a user to directly access primary ambient content, but not other content, through the service. A secondary policy allows the user to access, as ambient content, content outside of the primary policy. The secondary policy allows the access of the content outside of the primary policy based on an association with primary content. The ambient service proxy server implements the policies of the service.
An enhanced mechanism for conflict resolution between authorized services in respect of selective authorization criteria, such as service incompatibilities, subscribed bandwidth QoS assigned per subscriber and pre-emption priority value assigned per service. The present invention allows the authorization of a subsequent service as a result of applying a selective authorization criterion for the subscriber at a policy control rules server to determine those previously authorized services to be put on hold, notifying about said previously authorized services to be on hold towards application devices handling such services, and inactivating at a policy enforcement device those control rules applicable to the media associated with said previously authorized services. In addition, the method as well as the policy control rules server, the application devices and the policy enforcement device may be also arranged for re-activating said previously authorized services still on hold when the reason for being on hold has ceased.
Disclosed are various embodiments for client-side predictive caching of content to facilitate instantaneous use of the content. If a user is likely to commence use of a content item through a client, the client is configured to predictively cache the content item before the user commences use. In doing so, the client may obtain metadata for the content item and an initial portion of the content item from another computing device. The client may then initialize various resources to facilitate instantaneous use of the content item by the client based at least in part on the metadata and the initial portion. The client-side cache may be divided into multiple segments with different content selection criteria.
A method for securing a social network account assigned to a member is provided. The method may include determining at least one social network account assigned to the member, the member being in electronic communication with the at least one social network account via a communication network, using a software program on a computer having a processor for executing the software program. The method may also include determining a pattern of communications between the member and the at least one social network account and generating a profile for the at least one social network account assigned to the member based on the pattern of communications. The method may further include monitoring an electronic communication with the at least one social network account by the member based on comparing the generated profile with the electronic communication.
Arrangements are provided which improve the efficiency of the synchronization process. The same ensure that synchronizations of large quantities of content can be completed with a minimum of delay. One method prioritizes the various tasks that are to be performed prior to synchronization. Another method initiates dependent tasks while parsing a synchronization tasks list. Yet another method allows modification of an in-process synchronization operation to allow new synchronization tasks to be accomplished within the context of the same process, negating the need to restart synchronization.
A device receives a virtual machine (VM) to be deployed, and identifies multiple network device clusters for possible VM deployment. The device applies a weighting parameter to at least one of the multiple network device clusters to favor selection of the at least one of the multiple network device clusters over other network device clusters. The device receives user selection of one or more network device clusters from the multiple network device clusters to generate a disabled group of network device clusters and an enabled group of network device clusters, wherein the disabled group of network device clusters excludes at least one of the multiple network device clusters. The device selects a network device cluster, from the enabled group of network device clusters, for deployment of the VM based on the weighting parameter applied to the at least one of the multiple network device clusters.
A reduction in bitrate oscillation penalties is achieved by determining an oscillation measure measuring a balance of bitrate increase and bitrate decrease of the varied bitrate at which recently retrieved segments of the sequence of segments have been retrieved and setting the bitrate at which a current segment of the sequence of segments is to be retrieved depending on the oscillation measure.
Multicast media notifications are provided when unicast media encoders are unavailable to serve endpoints that send a communication session request to a call control device. When the call control device receives a communication session request from an endpoint, a determination is made as to whether any one of a plurality of unicast media encoders is available for the communication session request. When it is determined that none of the plurality of unicast media encoders is available, the endpoint is connected to a multicast media encoder that presents a multicast media notification to the endpoint. The multicast media encoder generates a video keyframe associated with the multicast media notification, synchronizes the video keyframe to a starting point of audio, and outputs the synchronized video keyframe.
The present disclosure provides a method for local calling via a webpage, including that: a local calling operation instruction is serialized, the serialized local calling operation instruction is filled into a webpage as a hyperlink character string, and the webpage is sent to a server or a local operating system; and a browser acquires the webpage from the local operating system or the server according to a model of the operating system local to the browser local to the browser, de-serializes the hyperlink character string in the webpage, and requests, according to an instantiated local calling operation instruction obtained through the de-serialization, the operating system local to the browser to execute a local calling operation indicated by the instantiated local calling operation instruction. The present disclosure further provides a system for local calling via a webpage. With the method and system provided in the present disclosure, a new local calling function may be added without updating any browser code, thereby improving universality of local calling.
A method for intercepting encrypted communications exchanged between first and second computing devices in a communication network, wherein interception is performed by a third computing device in the computing network. The third computing device obtains one or more packets having a packet address associated with one of the first and second computing devices in response to at least one interception routing policy being implemented in at least one element in the communication network, such that the obtained packets may be decrypted to obtain data contained therein. The third computing device preserves the packet address of the obtained packets and forwards the obtained packets toward a packet-destination one of the first and second computing devices such that the packet-destination one of the first and second computing devices is unable to detect from the one or more packets that the one or more packets were intercepted by the third computing device.
An information handling system includes a method for executing instructions for a content sharing system having mixed operating system capabilities, detecting pre-paired wireless connectivity of remotely connected computing devices to a system hosting the content sharing system, determining remotely connected computing device authorization for access with the content sharing system, and implementing, via a processor, role-based policy settings to partially limit content sharing system operation based on a role classification for remotely connected computing devices.
Mitigation for combating malicious codes is delivered to particular endpoint computers. A first malicious code pattern is received in a first computer over a computer network. The first computer is scanned using the first malicious code pattern, with the result of the scanning forwarded to a second computer. The first computer is identified as having a file scanned using the first malicious code pattern. In response, the first computer is provided a second malicious code pattern. The first computer is scanned for malicious codes using the second malicious code pattern.
In an embodiment of the invention, a system for assessing vulnerabilities includes: a security management system; a network device in a system under test (SUT), wherein the network device is privy to traffic in the SUT; and wherein the SMS is privy to traffic that is known by the network device and/or to one or more traffic observations that is known by the network device.
Anomalous activities in a computer network are detected using adaptive behavioral profiles that are created by measuring at a plurality of points and over a period of time observables corresponding to behavioral indicators related to an activity. Normal kernel distributions are created about each point, and the behavioral profiles are created automatically by combining the distributions using the measured values and a Gaussian kernel density estimation process that estimates values between measurement points. Behavioral profiles are adapted periodically using data aging to de-emphasize older data in favor of current data. The process creates behavioral profiles without regard to the data distribution. An anomaly probability profile is created as a normalized inverse of the behavioral profile, and is used to determine the probability that a behavior indicator is indicative of a threat. The anomaly detection process has a low false positive rate.
A method and associated system for detecting intrusion of a wireless network. A determination is made that a first data stream received by the wireless network does not include N1 communication protocols included in a second data stream previously determined to be valid, N1 being a positive integer. A determination is made that N1 exceeds a predetermined first tolerance, and in response, that the first data stream does not include N2 communication protocols included in a third data stream previously determined to be intrusive to the wireless network, N2 being an integer equal to or greater than zero. A determination is made that N2 is less than a predetermined second tolerance, and in response, an alert that the received data stream is potentially intrusive to the wireless network is generated.
A system and method for enrolling in a biometric authorization system. A system user may be authorized to enroll by providing biometric data from both his person and a third party token.
A browser application has at least two web browser objects for browsing Private PAIR while hiding multi-page navigation from a user. The browser application is configured to automatically download XML data from Private PAIR, and generate one or more reports therefrom, including a Daily Updates report, a Cross Checker report, and a Docket Listing report. The browser application is preferably configured to selectively provide limited access to Private PAIR by restricting user navigation to programmatic navigation.
The present disclosure provides a login method for a client application and a corresponding server. The method includes: sending an access token to a browser of a terminal and creating a corresponding relationship between the access token and user information of a user after the user has successfully logged into a web application via the browser of the terminal; receiving a relationship creating request from the browser and creating a corresponding relationship between device information of the terminal and the access token in accordance with the relationship creating request, wherein the relationship creating request includes the device information of the terminal and the access token; receiving a login request of a client application, the login request including the device information of the terminal that operates the client application; determining the access token corresponding to the device information of the terminal that operates the client application based on the created corresponding relationship between the device information and the access token; and determining the user information which corresponds to the access token based on the created corresponding relationship between the access token and the user information, and performing a login operation of the client application program based on the user information. The technical scheme of the present disclosure can achieve login without re-inputting information such as a user name and a password when a client application is to be logged in after a web application in a terminal has successfully been logged in.
A cloud computing system configured to run virtual machine instances is disclosed. The cloud computing system assigns an identity to each virtual machine instance. When the virtual machine instance accesses initial configuration resources, it provides this identity to the resources to authenticate itself. This allows for flexible and extensible initial configuration of virtual machine instances.
A notification message gateway is disclosed. Notification data and application identification data is received. The application identification data is used to select an application credential associated with at least one application instance. The notification data and application credential are provided to a distribution node such that the notification data is provided to the application instance.
A method for generating e-mail messages with increased security includes receiving an e-mail message at a control system. The e-mail message has recipients, a security level, control attributes, and e-mail message contents. Moreover, the method includes verifying the recipients at the control system, and storing the recipients, security level, control attributes, and e-mail message contents in the control system when each of the recipients is verified. Furthermore, the method includes generating modified e-mail messages from the e-mail message, transmitting each of the modified e-mail messages to a respective recipient, and capturing authentication data from one of the recipients when the one recipient indicates a desire to view the e-mail message contents with a communications device operated by the one recipient. When the one recipient is successfully authenticated, the method includes permitting the one recipient to view the e-mail message contents in accordance with the control attributes.
Systems and methods are described for using a client agent to manage HTTP authentication cookies. One method includes intercepting, by a client agent executing on a client, a connection request from the client; establishing, by the client agent, a transport layer virtual private network connection with a network appliance; transmitting, by the client agent via the established connection, an HTTP request comprising an authentication cookie; and transmitting, by the client agent via the connection, the connection request. A second method includes intercepting, by a client agent executing on a client, an HTTP communication comprising a cookie from an appliance on a virtual private network to the client; removing, by the client agent, the cookie from the HTTP communication; storing, by the client agent, the received cookie; transmitting, by the client agent, the modified HTTP communication to an application executing on the client; intercepting, by the client agent, an HTTP request from the client; inserting, by the client agent in the HTTP request, the received cookie; and transmitting the modified HTTP request to the appliance. Corresponding systems are also described.
The present disclosure provides a method, terminal, and system for authentication with respect to an application. The present techniques may be applicable at a terminal with near-field communication function. When a particular operation of the application is triggered, a near-field device within a certain distance of a terminal is detected. An identification of the near-field device is obtained. The identification is sent to a server to request the server to determine whether the near-field device is a particular near-field device corresponding to the particular operation. A result of authentication performed by the server according to the identification is obtained. A following processing is applied to the particular operation according to the result of authentication. The present techniques ensure safety of operations of the application operated at the terminal.
A method relates to generating, by a processing device executing a DNS resolver, a first domain name system (DNS) query comprising a DNS request generated from an application executing on the processing device to query a first DNS server serving a first DNS zone connected to the processing device via a public network, receiving, from the first DNS server, a first resource record comprising a DNS answer to the DNS query, a second resource record comprising a digital signature generated by signing the DNS answer with a first private key of the first DNS zone, a third resource record comprising a first public key for verifying the digital signature, and one or more files for validating a chain of trust of the first public key, determining, by the processing device in view of the one or more files, that the chain of trust of the first public key misses at least one of a trust anchor or a link in the chain of trust, and generating a second DNS query comprising the DNS request to query a second DNS server residing in a private network of the processing device.
Methods and systems for configuring a network are disclosed. An example method can comprise receiving a request from a first device to connect to a first network. An example method can also comprise determining a first logical address. The first logical address can comprise one or more bits configured to identify the first device on the first network and specify configuration information for the first device. An example method can further comprise providing the first logical address to the first device.
In some implementations, an IP address can be configured for a computing device using an out-of-band communication channel. For example, a system administrator can configure a system controller (e.g., baseband management controller) with an IP address using an out-of-band communication channel. In some implementations, the system controller can be configured with the IP address when the computing device is powered down. The system controller can store the IP address in memory associated with the system controller. In some implementations, an operating system of the computing device can be configured with an agent (e.g., process, application, utility) that will request the IP address from the system controller and configure the computing device to use the IP address. For example, the operating system agent can use various operating system commands to configure the IP address for the computing device based on the IP address received from the system controller.
A computer system may send and/or receive text messages. The text messages may contain an indication of a networked post. The computer system may display one or more interface elements for transmitting an indication of response to a networked post in a text message. Computer representations of an indication of response may be displayed with a networked post.
A method performed by a first computing device to transfer a multimedia conversation to the first computing device includes sending, to a first service node, a request to transfer a first communication session to the first computing device, the first communication session using a first type of protocol, the first communication session being between a second computing device and a first endpoint, and sending, to a second service node, a request to transfer a second communication session to the first computing device, the second communication session using a second type of protocol that is different from the first type of protocol, the second communication session being between the second computing device and a second endpoint. The multimedia conversation comprises the first communication session and the second communication session.
In one embodiment, a system includes a server having a hypervisor layer that includes an overlay-configured virtual switch and a Fiber Channel (FC) virtual switch. The system also includes at least one processor configured to execute logic and a converge network adapter (CNA) coupled to the hypervisor layer. The CNA is configured to communicate with the overlay-configured virtual switch and the FC virtual switch, and with a FC forwarder (FCF). Moreover, the overlay-configured virtual switch includes logic configured to communicate with a central controller. In another embodiment, a method includes receiving a block of media access control (MAC) addresses for use in local fabric initialization protocol (FIP) operations and advertising to all local Fiber Channel over Ethernet (FCoE) initiators to route FCoE traffic to a FC virtual switch by asserting an overlay-configured virtual switch as a FCF for any requesting FCoE initiators.
A method for restoring a service reservation booking system in a network after a failure, that comprises a first step of invalidating at least a portion of the bookings which cannot be seen anymore by the service booking system due to the failure, a second step of recalculating the bookings which cannot be seen anymore by the service booking system by validating the bookings which are valid in the network topology after the failure and by cancelling the bookings which are invalid in the network topology after the failure. Advantageously, the method of the present invention further includes a third step during which the nodes of the network disappear from the service booking system. The present invention also includes to a service booking system in a network.
A method and system provides for path maximum transmission unit (PMTU) discovery (PMTUD) for a multicast distribution implemented in a network using bit indexed explicit replication (BIER) architecture. The network has a set of bit forwarding routers (BFRs) that form a BIER domain including at least one ingress BFR (BFIR) and a set of egress BFRs (BFERs). The method improves efficiency of the PMTUD by limiting probe packet traffic. The method includes selecting a BFER from the set of BFERs in the BIER domain to be processed, generating a probe packet to the selected BFER using a current MTU, sending the probe packet to the selected BFER, and updating the current MTU and adding BFERs identified by a response to the probe packet to the set of BFERs in the BIER domain to be processed.
Some embodiments provide a method for reducing congestion in a network stack that includes a series of components that send data packets through the network stack to a network. At a first component of the network stack, the method receives a data packet from a second component of the network stack. The method identifies a usage indicator value for a flow to which the data packet belongs. The usage indicator value is based on a comparison of a size of the flow to a size of a queue for a third component of the network stack. The method determines whether to send the data packet based on a comparison of the usage indicator value to a threshold usage value. The method sends the data packet to a next component of the network stack only when the usage indicator value is less than the threshold usage value.
A method and network device are disclosed for multicast forwarding. In one embodiment, the method includes receiving at a node configured to use a bit-indexed forwarding table a multicast message comprising an incoming message bit array. The method further includes comparing the incoming message bit array to a first neighbor bit array within a first forwarding table entry, and determining that for at least one relative bit position in the bit arrays a corresponding destination node is both a destination for the message and a reachable destination from a first neighboring node. The method further includes forwarding toward the first neighboring node a copy of the message, where a first node on the path of the forwarded message is not configured to use a respective bit-indexed forwarding table. An embodiment of the device includes a network interface, a memory and a processor configured to perform steps of the method.
A method of aggregation of a source address bunch. The method includes constituting a source address block, associating the source address block to form a source address bunch, and allocating, split, merging, and aggregating the source address bunch.
In accordance with the present disclosure, a system and method for optimizing event monitoring in a management environment is disclosed. The system may include a management system, an agent system, an intermediate management module and an event generation engine. The intermediate management module may create a device object in the management system corresponding to the agent system. The event generation engine may convert a transmission from the agent system into a pre-determined event structure and inject the event structure into the device object. The intermediate management module may then generate an alert in response to the injection of the event structure.
A method, a computer program product, and a carrier for indicating one-way latency in a data network (N) between a first node (A) and a second node (B), wherein the data network (N) lacks continuous clock synchronization, comprising: a pre-synchronization step, a measuring step, a post-synchronization step, an interpolation step, and generating a latency profile. The present invention also relates to a computer program product incorporating the method, a carrier comprising the computer program product, and a method for indicating server functionality based on the first aspect.
This invention relates to a method for enhancing the quality information of a VoIP session by deducting information from received ICMP messages, in addition to quality information already collected from media streams and/or signaling streams of the same VoIP session. ICMP messages passing on the network link are monitored and correlated with an existing and ongoing VoIP session, i.e. media stream, already monitored by a media plane monitoring unit. A data record for the media stream(s) is expanded with information from the ICMP messages, thus giving a better and more complete quality feedback of the media stream reception at the two communication endpoints.
A framework includes a plurality of devices, each device configured to run at least one content delivery (CD) service of a plurality of CD services. The plurality of CD services include reducer services forming one or more reducer service networks.
At a communication terminal, visual information reflecting an operation state of a candidate counterpart terminal and a graphical image that allows the communication terminal to switch from a first communications protocol to a second communications protocol, is displayed, respectively, when the communication terminal activates the first communications protocol. In response to a user instruction for selecting the graphical image, the communication terminal activates the second communications protocol to cause the communication terminal to communicate using the second communications protocol.
A method for configuring a network element of a software-defined network “SDN” is presented. The network element maintains at least one look-up table defining actions to be executed in conjunction with managing a first data frame. The method comprises i) receiving (301) second data frames from a controller of the software-defined network, ii) reading (302), from the second data frames, a configuration program comprising one or more computer executable instructions defining at least one action to be executed in conjunction with managing the first data frame, and iii) associating (303) the configuration program to the at least one look-up table so that the configuration program is callable to be executed in conjunction with managing the first data frame with the aid of the at least one look-up table. The use of the configuration program instead of mere configuration parameters increases the freedom to implement different functionalities in the network element.
A data structure defining two-level identification allows the integration of mobile instant messaging to Internet based instant messaging, for instance, by providing an identification of both a user of the IM system (IM user) and an IM client used to access an IM system (IM client). The client may be a hardware device, software, or a combination thereof. A method, a terminal device with the client installed, a server and a system are shown for communicating such identification information between the terminal device and the server with a primitive having such two-level identification contained in information elements.
An integrated circuit equalizes a data signal expressed as a series of symbols. The symbols form data patterns with different frequency components. By considering these patterns, the integrated circuit can experiment with equalization settings specific to a subset of the frequency components, thereby finding an equalization control setting that optimizes equalization. Optimization can be accomplished by setting the equalizer to maximize symbol amplitude.
An integrated circuit device includes a sense amplifier with an input to receive a present signal representing a present bit. The sense amplifier is to produce a decision regarding a logic level of the present bit. The integrated circuit device also includes a circuit to precharge the input of the sense amplifier by applying to the input of the sense amplifier a portion of a previous signal representing a previous bit. The integrated circuit device further includes a latch, coupled to the sense amplifier, to output the logic level.
A sum of products calculation of a predetermined tap number of tap data and a prescribed tap number of coefficients is carried out and a sum of the predetermined number of tap data is calculated. A replica signal is calculated on the basis of the sum of products calculation result, the sum of the tap data, and a correction coefficient. A residual signal is calculated as the difference between the replica and received signals. The predetermined tap number of coefficients is updated based on the predetermined tap number of tap data and the residual signal, and the correction coefficient calculated from the residual signal. Here, the tap data is either a data symbol before the superimposition of a DC component or an estimation thereof. This allows an adaptive FIR filter used in channel estimation of a received signal by a digitally modulated wave whereupon a DC component is superimposed.
A computerized apparatus configured for high-speed data transactions between components thereof. In one embodiment, the computerized apparatus includes a high-speed data bus apparatus; a user interface apparatus in data communication with the high-speed data bus apparatus configured to enable a user to interact with the computerized apparatus; an input/output apparatus in data communication with the high-speed data bus apparatus and configured to interchange data with one or more devices external to the computerized apparatus; a mass storage apparatus in data communication with the high-speed data bus apparatus and configured to store data; a computer program for use by the high-speed data bus apparatus; and a substantially unified data interface in data communication with each of the user interface apparatus, the input/output apparatus, the mass storage apparatus, and the high-speed data bus apparatus.
A security system using home gateway alliance includes an alliance management server which includes a gateway registration unit which registers at least one of position information and IP (Internet Protocol) information of a home gateway upon making a request for registration of the home gateway; and an alliance management unit which, in response to a request for alliance from a user terminal of the home gateway registered with the gateway registration unit, sets an alliance relationship between the home gateway having made the request for alliance and other home gateways adjacent to the home gateway having made the request for alliance.
Disclosed are a method and an apparatus for scanning in a wireless Local Area Network (LAN). A method for scanning by a station (STA) comprises the steps of: the STA generating a Medium Access Control (MAC) layer management entity (MLME)-SCAN.request primitive comprising information for a basic service set identifier (BSSID) and a service set identifier (SSID); the STA generating a probe request frame comprising wildcard BSSID and SSID; the STA multi-casting the probe request frame to a first Access Point (AP) forming an extended service set (ESS) network using a particular SSID; and the STA receiving a probe response frame broadcast from the first AP as a response to the probe request frame.
A power supply controller includes a first port, a second port, and a controller. The first port is connected to a power supply device. The second port is connected to a first relay node device via a wired path. The controller performs control to supply power received from the power supply device from the second port to the first relay node device. The controller performs control to generate a power-on instruction frame for instructing the first relay node device started by receiving power supply to start power supply from a port included in the first relay node device to a second relay node device connected to the first relay node device via a wired path. The controller performs control to transmit the generated power-on instruction frame from the second port.
A method for controlling access to data being processed by a remote computing resource includes issuing a public encryption key for a data creator from a public certificate authority, detecting an encounter with a data owner, creating private encryption keys for the data creator and the data owner in response to detecting the encounter, encrypting data being sent to the remote computing resource with the public encryption key, the data creator's private encryption key, and the data owner's private encryption key, decrypting the data based on public verification of the public encryption key and local verification of the data creator's private encryption key and the data owner's private encryption key at the remote computing resource, and controlling the data creator's access to the data by altering the permission of at least one of the public encryption key and data creator's private encryption key.
Authentication is widely used to protect consumer data and computing services, such as email, document storage, and online banking. Current authentication models, such as those employed by online identity providers, may have limited options and configurations for authentication schemes. Accordingly, as provided herein, a model based authentication scheme may be configured based upon a policy and/or an authentication mechanism list. The policy may define the target resource, a user, a group the user belongs to, devices used to connect to the target resource, a service owning the target resource, etc. The authentication mechanism list may comprise predefined authentication mechanisms and/or user plug-in authentication mechanisms (e.g., user created authentication mechanism). Once the authentication scheme is configured, it may be enforced upon authentication requests from a user. Feedback may be provided to the user based upon patterns of usage of the target resource.
An equipment manager manages the operating state of equipment. A user verification processor performs user verification according to a request from a monitoring terminal, and when user verification is successful, generates for each facility management device a verification code in which verification data, to which a digital signature has been added using a self-owned secret key, has been encoded using a public key of each facility management device, and transmits the verification codes to the monitoring terminal. After receiving the verification code, a verification code analyzer decodes the verification code using the self-owned secret key, and performs verification by verifying the digital signature using the public key of a representative facility management device. When verification is successful, a Web server is able to monitor and manipulate data that indicates the operating states of all of the equipment that is managed by the equipment manager.
According to one embodiment, an authentication method between an authenticatee which stores key information having a data structure composed of a key transition record, secret information XY of a matrix form, and secret information XYE which is created by encrypting the secret information XY, and an authenticator which authenticates the authenticatee, includes selecting, by the authenticator, a record corresponding to a device index of the authenticator from the key information which is received from the authenticatee, and decrypting the record by a device key, thereby taking out a key transition, and executing, by the authenticator, a decryption process on the secret information XYE, which is received from the authenticatee, by using the corresponding key transition, and sharing the secret information XY.
The present invention relates to cryptographic method that are resistant to fault injection attacks, to protect the confidentiality and the integrity of secret keys. For that, the invention describes a method to protect a key hardware register against fault attack, this register being inside an hardware block cipher BC embedded inside an electronic component, said component containing stored inside a memory area a cryptographic key K, characterized in that it comprises following steps: A.) loading the key Kram inside said register; B.) computing a value X such as K=BC(K,X); C.) after at least one sensitive operation, computing a value V such as V=BC(K,X); D.) matching the value V with the key Kram value stored in the memory area; E.) if the matching is not ok detecting that a fault occurs.
A cryptographic device performs modular addition between a first integer value x and a second integer value y in a processor by: obtaining a first masked input {circumflex over (x)}, a second masked input ŷ, a first mask rx and a second mask ry, the first masked input {circumflex over (x)} resulting from the first integer value x masked by the first mask rx and the second masked input ŷ resulting from the second integer value y masked by the second mask ry; computing a first iteration masked carry value ĉ1, using the first masked input {circumflex over (x)}, the second masked input ŷ, the first mask rx, the second mask ry and a carry mask value λ; recursively updating the masked carry value ĉi to obtain a final masked carry value ĉk−1, wherein the masked carry value is updated using the first masked input {circumflex over (x)}, the second masked input ŷ, the first mask rx, the second mask ry, and the carry mask value λ; combining the first masked input {circumflex over (x)} and the second masked input ŷ and the final masked value ĉk−1 to obtain an intermediate value; combining the intermediate value with the carry mask value to obtain a masked result; and outputting the masked result and a combination of the first mask rx and the second mask ry. It is preferred that the combinations use XOR.
A method and apparatus are described for synchronizing mobile station (i.e., wireless transmit/receive unit (WTRU)) media flows during a collaboration session. Inter-WTRU transfer request messages, flow addition request messages and session update request messages may be exchanged between a plurality of WTRUs and a session continuity control application server (SCC-AS). Each of the messages may include a session description protocol (SDP) attribute line containing time synchronization information (e.g., a presentation time offset (PTO) information element (IE), a media flow group identity (ID) and a synchronization tolerance IE). The SCC-AS may update the time synchronization information and include the updated information in messages it sends to the WTRUs, which may re-synchronize their respective media flows based on the updated time synchronization information.
A method and apparatus for performing ranging at a Machine to Machine (M2M) device in a wireless communication system are disclosed. The method includes receiving a Primary SuperFrame Header (P-SFH) and a Secondary SuperFrame Header (S-SFH), receiving an Advanced Air Interface-System Configuration Descriptor (AAI-SCD) message, and performing dedicated ranging using M2M dedicated ranging information included in the AAI-SCD message, wherein first count information included in the S-SFH is increased whenever the M2M dedicated ranging information are changed, wherein information indicating a change in the S-SFH, included in the P-SFH are not changed by update of the first count information.
Techniques to support multihop relay in a wireless communication system are described. In an aspect, a relay station receives data and a first pilot from an upstream station, e.g., a base station or another relay station. The relay station derives a channel estimate based on the first pilot and performs detection for the data based on the channel estimate. The relay station resends the data and sends a second pilot to a downstream station, e.g., a subscriber station or another relay station. Each pilot may be sent in accordance with a pilot format selected for that pilot. The first and second pilots may be sent using the same or different pilot formats. The relay station may receive channel information from the second station and may forward the channel information to the first station and/or select a rate for data transmission to the second station based on the channel information.
Methods and apparatus for interference coordination to improve transmission and reception performance within wireless networks. In one exemplary embodiment, a wireless transmitter transmits multiple transmissions over a determined time. The receiver receives the multiple transmissions and attempts to recover the transmitted signal. Because, the fading channel varies over time for each transmitter-receiver, by combining the received signals over multiple iterations, the signal of interest will be magnified, whereas interference effects will be suppressed.
The present invention relates to a method by which a terminal receives a downlink data channel based on a terminal-specific reference signal in a wireless communication system. In detail, the method includes the steps of: receiving from a network information on one or more settings defining large scale properties of a terminal-specific reference signal through a higher layer; detecting from the network scheduling information on a downlink data channel based on a terminal-specific reference signal; and receiving from the network the downlink data channel based on the terminal-specific reference signal on the basis of the scheduling information, wherein the scheduling information includes an indicator indicating one or more of the settings.
There is provided methods for use in control signaling in advanced wireless communication systems that support flexible allocation of TDD UL-DL configurations. Where HARQ-ACK bundling is used, PDCCH/EPDCCH transmissions indicating DL SPS release and PDSCH transmissions with corresponding PDCCH/EPDCCH are scheduled only on DL and/or special subframes in a DL association set which are not after the subframe in the DL association set carrying an UL grant. Where HARQ-ACK multiplexing is used, the value of the DL assignment index (VDAIUL) is set to the number of subframes in the DL association set. Cross-subframe scheduling is also used.
Block-encoded transmissions of a multi-antenna terminal unit are effectively detected in the presence of co-channel interfering transmissions when the base station has a plurality of antennas, and interference cancellation is combined with maximum likelihood decoding. More specifically, the signals received at the base station antennas are combined in a linear combination that relates to the channel coefficients between the various transmitting terminal units and the base antennas. By selecting proper coefficients for the linear combination and choosing probable transmitted signals that minimize a minimum mean squared error function, the signals of the various terminal units are canceled when detecting the signal of a particular unit. In another embodiment of the invention, the basic approach is used to obtain an initial estimate of the signals transmitted by one terminal unit, and the contribution of those signals is removed from the received signals prior to detecting the signals of other terminal units.
A network device includes a communication interface and a transmitter coupled to the communication interface. The transmitter is configured to determine to start an auto-negotiation page with a link partner, and transmit, through the communication interface, a start delimiter for the auto-negotiation page. The transmitter transmits the start delimiter by transmitting a first pulse comprising a first encoding violation, followed by a second pulse comprising a second encoding violation. The transmitter may shorten the first pulse and the second pulse relative to a different pre-defined start delimiter to define spectral content for the first pulse and the second pulse that passes different first and second receiver filters in the link partner for different first and second communication standards.
The invention includes, among other things, a system for passing TDM traffic through a packet switch. In one embodiment, the system includes a packet switch that has a plurality of data ports and is capable of routing FSDU packets between the plurality of data ports. A TDM encapsulation circuit process a TDM data flow that is incoming to the switch. A circuit demultiplexer processes the incoming data flow to buffer data associated with different TDM circuits into different buffer locations. A timer monitors the amount of time available to fill the FSDU, and when the time period reaches the frame boundary, an FSDU generator generates an FSDU that is filled with data associated with the TDM circuits. Header information is added for allowing the packet switch to route the generated FSDU to a port associated with the respective TDM circuit.
The invention relates to an optical spectrum inverter, configured for counteracting phase distortion effects in an optical channel over a predefined frequency range, to an inverter node, configured for duplex operation in at least two wavelength channels, and to a method for counteracting phase distortion effects in an optical channel. The optical spectrum inverter comprises an optical receiver comprising a polarization diversity unit configured for polarization resolved detection, wherein the optical receiver is configured for receiving an optical input signal comprising a first wavelength span and for converting the optical input signal to an electrical signal, and an optical modulator connectable to the optical receiver and configured for modulating the electrical signal onto an optical signal, wherein the optical modulator comprises an optical filter which is configured for selecting a second wavelength span of the optical signal corresponding to an optical output side band of an inverted spectrum of the optical channel such that phase distortion effects are counteracted at least partly over the predefined frequency range. In this way, an optical spectrum inverter is provided which is simple and cost-effective to realize and allows higher optical power levels in conjunction with a higher capacity per optical channel and is also adapted for longer transmission distances.
A method and terminal are described for allocating resources for transmitting a signal in a multiple-input multiple-output (MIMO) wireless communication system. An uplink signal is transmitted using L layers at a terminal in a multiple-input multiple-output (MIMO) wireless communication system. Modulation symbols are generated by modulating output bit sequences of an interleaver matrix by a unit of log2 Q bits, where Q is a modulation order. Each of the output bit sequences has a size of L·log2 Q bits. The modulation symbols are mapped to the L layers and transmitted by using the L layers. The output bit sequences are generated by reading out entries of the interleaver matrix, column by column.
A spatial channel state information (CSI) feedback technique is incorporated into multiple-input multiple-output mobile communications technologies. User equipment (UE) channel conditions are measured and, based on the measurements, codebook subsets are selected to which indices are assigned and fed back to a base station.
A method of transmitting a data frame by a transmitter in a WLAN system is provided. The method includes generating a data block including at least one data units respectively transmitted through at least one or more spatial streams to at least one receiver, transmitting first control information to the at least one receiver, transmitting second control information to each receiver, and transmitting the data block to the at least one receiver. The first control information includes a length indicator for the data block, a MIMO indicator indicating whether the data block is for SU-MIMO or MU-MIMO, and a spatial stream indication field including information about the number of the spatial streams. The second control information includes a FEC coding field indicating an encoding scheme applied to the data unit and an MCS field indicating an MCS applied to the data unit.
An electronic device includes at least one processing circuit connected through at least one terminal at a first reference voltage. At least one radio frequency communication circuit is connected at least to receive the reference voltage. At least one first pad is intended to be taken to a second reference voltage of at least one electronic circuit external to the device. At least one first resistive impedance is coupled between the terminal and the first pad.
A wireless power receiving device includes a voltage detection unit that detects an output voltage value of a rectifying unit, a power reduction unit that includes a switching element connected to a charging unit in parallel, and a control unit that controls operations of the switching element. In a case where the output voltage value detected by the voltage detection unit exceeds a first reference voltage value set in advance, the control unit controls and turns the switching element on by applying a voltage to the switching element, and controls the value of the voltage to be applied to the switching element so that the difference between the voltage value calculated on the basis of a current flowing in the switching element and a second reference voltage value set in advance decreases.
Method, systems, and apparatus include a communication device configured to receive a data unit in accordance with a power line communications protocol, to extract data within the data unit to provide extracted data, and to process the extracted data in accordance with a non-power line communication protocol. Embodiments also describe a communication device configured to format data according to a non-power line communication protocol as part of a data unit conforming to a power line communication protocol, to redundantly encode the data unit across a plurality of subcarriers in accordance with the second communication protocol, and to transmit the data unit in accordance with the second communication protocol to another communications device.
Transmission line driver systems are described which are comprised of multiple paralleled driver elements. The paralleled structure allows efficient generation of multiple output signal levels with adjustable output amplitude, optionally including Finite Impulse Response signal shaping and skew pre-compensation.
A system for use in a mobile device comprises: a switch unit configured to switch a common connection of a transmitter and a first receiver from a first antenna to a second antenna and a connection of a second receiver from the second antenna to the first antenna; and a processing system configured to receive at least two reception signals from the first and second receivers; in response to receiving the two reception signals, evaluate a communication link via the first and second antennae; based on the evaluation of the communication link, determine that the transmitter needs to transmit via the second antenna; obtain reception parameters used by said first and second receivers; cause the switch unit to switch the common connection of the transmitter and a first receiver so that the transmitter transmits via the second antenna; and exchange reception parameters between the at least two receivers.
An RF front-end module includes a transmitting/receiving terminal, a control unit, a first transmitting block and a second transmitting block. The first transmitting block and the second transmitting block connect the transmitting/receiving terminal and the control unit. The control unit controls on or off status of the first transmitting block and the second transmitting block. Thus, the first transmitting block and the second transmitting block can send a signal to the transmitting/receiving terminal directly without pass through any switch unit, avoiding extra signal loss on switch unit.
A method, system, and device provide power-efficient communications within the context of available power. Transmission and receipt data rates are scalable in accordance with output power available from a power source. Data is transmitted at a data rate determined, at least in part, by the available output power.
In accordance with an embodiment, a circuit includes a mixer having a signal input port, a local oscillator input port and an output port, a lowpass filter circuit having an input coupled to the output port of the mixer and a terminal configured to be connected to a shunt capacitor, and a difference circuit having a first input coupled to the output port of the mixer, and a second input coupled to an output of the lowpass filter. The output of the difference circuit substantially rejects a DC signal component at the output port of the mixer.
Some of the embodiments of the present disclosure provide a receiver comprising a class AB common-gate transformer-based low noise transconductance amplifier (LNT) configured to receive an electromagnetic signal, a passive resonant mixer electrically connected to (i) an output port of the class AB common-gate transformer-based LNT and (ii) a local oscillator. The passive resonant mixer can be configured to reject at least one harmonic of the local oscillator. The receiver also comprises a base-band module electrically connected to an output port of the passive resonant mixer.
A radio frequency interconnect includes a plurality of transmitters. Each transmitter is associated with an individual carrier of a plurality of carriers. The radio frequency interconnect also includes a transmission channel communicatively coupled with the transmitters and a plurality of receivers communicatively coupled with the transmission channel. Each receiver is associated with a respective carrier. A combiner on a transmitter-side of the transmission channel is coupled with the transmitters between the transmitters and the transmission channel. A decoupler on a receiver-side of the transmission channel is coupled with the receivers between the receivers and the transmission channel. The radio frequency interconnect also includes at least one channel loss compensation circuit communicatively coupled between the plurality of transmitters and the plurality of receivers.
Compression of an input signal prior to high power radio frequency (RF) amplification and transmission is disclosed. A compression device can receive an input signal and generate a compressed signal that can be passed to an amplification stage to reduce intermodulation effects. The compression device can further generate compression information that can be transmitted to enable a mobile device receiving an amplified version of the compressed signal and the compression information to decompress the amplified version of the compressed signal. Further, a mobile device that can receive an amplified compressed signal and compression information, such that the mobile device can decompress the amplified compressed signal, is also disclosed. The disclosed subject matter can enable use of lower cost, smaller, and less complex RF amplifiers within a wireless network environment.
A transmission method of simultaneously transmitting a first modulated signal and a second modulated signal at a common frequency performs precoding on both signals using a fixed precoding matrix and regularly changes the phase of at least one of the signals. One of signal generation processing in which phase change is performed and signal generation processing in which phase change is not performed is selectable, thereby improving general versatility in signal generation.
A frequency selective circuit configured to convert an analog input signal to a digital output signal comprises an analog-to-digital converter (44) to generate the digital output signal of the circuit based on an analog input signal to the analog-to-digital converter (44); a digital-to-analog converter (46, 47) to generate an analog feedback signal based on the digital output signal from the analog-to-digital converter (44), and an analog filter arranged to generate the analog input signal to the analog-to-digital converter based on the analog feedback signal and an analog input signal to the circuit. The analog filter comprises at least two integrators (41, 42) in series, each having a feedback path comprising the analog-to-digital converter (44) in cascade with a digital-to-analog converter (46, 47), so that the overall noise transfer function of the circuit has at least two zeros in addition to zeros in the noise transfer function of the analog-to-digital converter.
In some converter architectures, unary digital-to-analog (DAC) converter elements generate an analog output which represents the digital input signal. Thermometer codes trigger an appropriate number of DAC elements to generate the analog output. The DAC elements are not all perfectly weighted, and mismatch shaping is often used to dynamically equalize the usage of each DAC element during data conversion to average out the mismatches. Unfortunately, mismatch shaping adds additional switching and can worsen the effect of switching errors. Switching errors which are non-linearly dependent on the input causes a second order distortion if the sum of the switching errors corresponding to a set of DAC elements is not zero. Prior to data conversion, calibration can select a subset of DAC elements having a lesser sum of switching errors for data conversion. Other (redundant) DAC elements are not used at all or shut off permanently.
A phase-locked loop (PLL) circuit is disclosed. The PLL circuit includes a detecting circuit configured to detect a phase difference between a digitally controlled oscillator (DCO) clock signal and a reference clock signal, and generate a difference signal based on the detected phase difference; a digitized difference generator, coupled to the detecting circuit, configured to generate a control code based upon the difference signal; and a DCO configured to generate the DCO output signal responsive to the control code of the digitized difference generator; wherein the detecting circuit, the digitized difference generator and the DCO form a closed loop and reduce the phase difference between the DCO output signal and the reference clock signal. An associated method and a circuit are also disclosed.
An integrated circuit package includes an interposer with an embedded clock network formed by multiple clock trees. A die with first and second clock circuits is disposed over the interposer. At least one of the first and second clock trees is a resonant clock tree and both the first and second clock circuits may provide clock signals at different frequencies. The first clock circuit may provide clock signals at one frequency to a clock tree in the embedded clock network while the second clock circuit may provide clock signals at another frequency to another clock tree in the embedded clock tree network.
A current detection circuit according to one embodiment includes a low-pass filter, a voltage-to-current converter circuit, and a comparator. The low-pass filter has a first terminal connected to a signal input terminal to which a signal current is input. The voltage-to-current converter circuit has a first terminal connected to a second terminal of the low-pass filter and has a second terminal connected to the signal input terminal. The comparator has a first input terminal and a second input terminal and outputs a signal according to a difference between a signal input through the first input terminal and a signal input through the second input terminal, the first input terminal being connected to the second terminal of the low-pass filter, and the second input terminal being connected to the second terminal of the voltage-to-current converter circuit.
Systems and techniques for configuration of a system on a programmable chip (SOPC) are described. By configuring the SOPC, during power-up, with a voltage input instead of with a flash memory or another non-volatile memory, the systems and techniques may save cost and board space.
A semiconductor apparatus may include an internal voltage level controller configured to output either a normal trimming code or a test voltage code as a voltage control code in response to a test mode signal, a specific operation start signal, and a specific operation end signal. The semiconductor apparatus may include an internal voltage generator configured to generate an internal voltage and control a voltage level of the internal voltage in response to the voltage control code.
A differential signal reversion and correction circuit and a method thereof are provided. The structures of the circuit include: a data frame sending module, when the link conditions are detected, the data frame sending module generates specific logic sequence and finishes the sending by a input/output port, such that a receiving side receives, processes and analyzes the sequence, and determination of link transmission conditions are achieved; a comparator of the receiving side, which receives sequence data, performs corresponding comparing, checking and feedback controlling, thereby achieving link detection and differential correction purpose; a reversion control signal generating module, which receives a comparison result of the comparator, generates corresponding control signal, and controls the link whether to perform reversion operation.
A physical force capacitive touch sensor comprises a capacitive sensor element on a substrate, a physically deformable electrically insulating spacer over the capacitive sensor element and a conductive deformable plane over the physically deformable electrically insulating spacer. A protective deformable fascia may be placed over the conductive deformable plane to provide an environmental seal for physical and weather protection, but is not essential to operation of the capacitive touch sensor. Back lighting is accomplished through a light transmissive layer(s) in the capacitive touch sensor. When the conductive deformable plane is displaced toward the capacitive touch sensor element, the capacitance value of the capacitive touch sensor element changes and that change may be detected and used as an actuation signal.
Embodiments relate to programmable delay circuit. An aspect includes a first stage comprising a first hybrid fin field effect transistor (finFET) comprising a first gate corresponding to a first control FET, and a second gate corresponding to a first default FET, and a first plurality of fins, wherein the first gate and the second gate of the first stage each partially control a first shared fin of the first plurality of fins. Another aspect includes a second stage connected in series with the first stage, the second stage comprising a second hybrid finFET comprising a first gate corresponding to a second control FET, and a second gate corresponding to a second default FET, and a second plurality of fins, wherein the first gate and the second gate of the second stage each partially control a second shared fin of the second plurality of fins.
A voltage controlled impedance synthesizer providing stepwise variable impedance values according to a prescribed function of the control voltage, said synthesizer comprises of one or more two-terminal impedance modules connected in series, in each impedance module one or more essentially identical two-terminal impedance elements connected in series, a corresponding number of switches to short out by selection none to all of the impedance elements in the impedance module, and said switches being controlled by the control voltage through analog-to-digital conversion and digital processing means. The values of the impedance elements between the impedance modules in ratios being uniquely defined according to the numbers of impedance elements in the impedance modules, the voltage controlled impedance synthesizer is controlled to provide monotonic and stepwise variable impedance values. Further, through the use of the voltage controlled impedance synthesizer, other electrical parameters such as current and power can be controlled according to any prescribed functions.
An integrated Doherty amplifier structure comprising; a main amplifier stage; at least one peak amplifier stage; an output combination bar configured to receive and combine an output from both the main amplifier stage and the or each peak amplifier stage; a main connection configured to connect an output of the main amplifier stage to the combination bar, the main connection comprising, at least in part, a bond wire forming a first inductance; a peak connection configured to connect an output of the peak amplifier stage to the combination bar; wherein the main connection connects to the combination bar at a first point along the bar and the peak connection connects to the combination bar at a second point along the bar spaced from the first point and the main amplifier stage is located further from the output combination bar than the at least one peak amplifier stage.
A multi-channel switchmode audio amplifier is configured by a programmed processor such that each channel drives separate loads, is connected in parallel or is configured in a bridge-tied mode as well as combinations thereof. In one embodiment, amplifier channels that are connected in parallel have power amplifiers that are driven with signals from a single modulator. A feedback circuit and error amplifier from one channel controls the modulated signal that is applied to each parallely connected amplifier channel. Current feedback circuits for parallely connected amplifier channels are eliminated by tightly controlling the timing of switching in the power amplifier output stages.
The system comprises a Digital Signal Processing module, a Power Supply Unit and an audio amplifier. In the Digital Signal Processing module, the level of the digital audio signal is detected for adjusting the rail voltage in the amplifier. The digital audio signal is delayed by the Digital Signal Processing module prior to transforming and feeding it into the audio amplifier for amplification in order to stabilize the rail voltage after adjustment of the rail voltage to an increased level. Further in order to decrease the power consumption, especially in battery driven amplifiers, an adjustment of the rail voltage to a reduced level is delayed by a second predetermined time length (S_Hold) of 1 to 5 seconds as this reduces the number of adjustments of the rail voltage.
Disclosed are a differential amplifier circuit and a semiconductor memory device including the same, wherein the differential amplification circuit includes: a differential amplifier activated in response to an enable signal, capable of differentially amplifying input signals inputted through input terminals and outputting output signals; and an operation control section capable of sequentially applying signals having a voltage difference increasing in stepped fashion to the input terminals of the differential amplifier, measuring voltages of the output signals of the differential amplifier to detect an input offset, and adjusting an activation timing of the enable signal depending on a detected offset.
Amplifiers with noise splitting to improve noise figure are disclosed. In an exemplary design, an apparatus (e.g., a wireless device, an integrated circuit, etc.) includes a plurality of amplifier circuits and at least one interconnection circuit. The amplifier circuits receive an input radio frequency (RF) signal. The interconnection circuit(s) are coupled between the plurality of amplifier circuits. Each interconnection circuit is closed to short the outputs or internal nodes of two amplifier circuits coupled to that interconnection circuit. The plurality of amplifier circuits may include a plurality of gain circuits coupled to a plurality of current buffers, one gain circuit and one current buffer for each amplifier circuit. Each amplifier circuit provides an output current, which may include a portion of the current from each of the plurality of gain circuits when the plurality of amplifier circuits are enabled.
A transceiver configured to transmit data in a plurality of operating modes including a Wi-Fi mode and two or more different Bluetooth power modes, the transceiver comprising: a first power amplifier configured to amplify Bluetooth signals; a second power amplifier configured to amplify Wi-Fi signals; an antenna coupled to the second power amplifier; and a tunable load circuit, coupled between the first amplifier and the second amplifier, configured to provide a different load impedance for each of the plurality of operating modes, the tunable load circuit consisting of: two impedance paths coupled in parallel between output terminals of the first and second amplifiers; and a number of shunt paths coupled between the tunable load circuit and ground potential.
A Class D peripheral is integrated with a microcontroller as a general purpose driver for providing many different Class D power applications such as motor and solenoid control, audio amplification, etc. Use of a simple triangle waveform (saw tooth) oscillator normally used for detecting changes in capacitance values in combination with a voltage comparator provides inexpensive generation of pulse width modulation (PWM) suitable for a wide range of Class D power applications. Selection of either an external audio input or an internal processor controlled analog reference provides for flexible adaptability to any Class D power driver requirement.
A microwave amplifier including: a bias circuit that includes a line having an electrical length of one quarter the wavelength at the frequency configured to be amplified by the microwave amplifier and being connected between the output terminal of an amplifier and a bias voltage source, and a capacitor connected between a terminal where the line is connected to the bias voltage source and a ground that defines the reference potential of the microwave amplifier; and a resonant circuit that includes a resistor and a capacitor connected in series between the ground and the terminal where the line is connected to the bias voltage source.
A method, an apparatus, and a system product for mixing radio frequency signals are provided. In one aspect, the apparatus is configured to perform switching of switches based on first, second, third, and fourth phased half duty clock signals. The apparatus convolves a differential input signal on a differential input port with the first, second, third, and fourth phased half duty cycle clock signals to concurrently generate a differential in-phase output signal and a differential quadrature-phase output signal on a dual differential output port. The first, second, third, and fourth phased half duty cycle clock signals are of the same frequency and out of phase by a multiple of ninety degrees with respect to each other.
A frequency converting circuit including: an impedance network having a first pair of terminals and operable to provide a first signal in a frequency band centered at a first frequency f1; an output network having second and third pairs of terminals and configured to pass, between the second and third pairs of terminals, a second signal in a frequency band centered at a second frequency f2 different from f1; a pump circuit having a fourth pair of terminals and operative to provide, at the fourth pair of terminals, a third signal at a pump frequency fp, where fp?f1 and f2; and a frequency converter having a first port connected to the first terminals, a second port connected to the second terminals and a third port connected to the fourth terminals, the frequency converter being operative to cause the difference between f1 and f2 to be equal to fp.
In one example, a photovoltaic module includes a plurality of discrete photovoltaic cells arranged in a plurality of cell rows, and a substantially electrically conductive and continuous area backsheet. The photovoltaic cells in each cell row are electrically connected in parallel to each other. The cell rows are electrically connected in series to each other and include a first row and a last row. The backsheet forms a current return path between the first and last rows. The photovoltaic cells are configured such that, in operation, current flows substantially uni-directionally through the plurality of photovoltaic cells between the first row and the last row.
A selection unit switches between a phase θp and a phase θn different from the phase θp substantially by 180 degrees, and outputs one of them in synchronization with a carrier signal. A voltage-command generation unit generates and outputs three-phase voltage command values Vu*, Vv* and Vw* based on the phase outputted by the selection unit. A PWM-signal generation unit generates three-phase voltage command values Vu*′, Vv*′ and Vw*′ by correcting the three-phase voltage command values Vu*, Vv* and Vw* outputted by the voltage-command generation unit according to a predetermined method, and generates six drive signals corresponding to switching elements of the inverter based on the three-phase voltage command values Vu*′, Vv*′ and Vw*′ and the carrier signal. The PWM-signal generation unit outputs the generated drive signals to the corresponding switching elements of the three-phase inverter, to cause the inverter to generate a high-frequency AC voltage.
A brushless, three phase wound field synchronous machine (WFSM) provides an electromechanical power transfer system wherein it may serve as both a starter and a generator. Power for the excitation system of the WFSM is provided by a three phase flux switching generator (FSG). The three phase FSG also provides position sensor functionality for the WFSM when the WFSM operates in the starter/motor mode.
A motor control device is provided, which includes a power converter for applying output voltage according to a voltage command to an electric motor, a magnetic flux estimator for estimating a vector of stator magnetic flux of the electric motor based on a difference between the output voltage and a voltage drop caused by a coil resistance of the electric motor, and a phase estimator for estimating a phase of the stator magnetic flux based on the vector of the stator magnetic flux estimated by the magnetic flux estimator. The magnetic flux estimator includes a variable low-pass filter for applying a low-pass filter to the difference at a cut-off frequency according to a frequency of the output voltage, and a phase adjuster for retarding at least one of an output phase of the variable low-pass filter and a phase of the difference before inputted into the variable low-pass filter.
A motor-driven appliance of one aspect of the present disclosure includes a motor and a controller. The controller includes a physical quantity detector, a variation deriving portion, a loaded condition detector, and driving output portion. The physical quantity detector detects a physical quantity related to an operating state of the motor. The variation deriving portion derives a variation in the physical quantity based upon the physical quantity detected by the physical quantity detector. The loaded condition detector detects that the motor is under a loaded condition in which the motor is applied with a load based upon the variation derived by the variation deriving portion. The driving output portion generates the driving output corresponding to whether the loaded condition is detected by the loaded condition detector.
The AC portion of the input of the ultra-sparse partial resonant power converter contains three pairs of forward-conducting-bidirectional-blocking switches connected in a first direction, and two pairs of forward-conducting-forward-blocking devices connected in a second direction to the three pairs of forward-conducting-bidirectional-blocking switches. The second direction is opposite to the first direction. The AC portion of the output of the ultra-sparse partial resonant power converter contains three pairs of forward-conducting-bidirectional-blocking switches connected in a first direction, and two pairs of forward-conducting-reverse-blocking devices connected in a second direction to the three pairs of forward-conducting-bidirectional-blocking switches. The forward-conducting-reverse-blocking devices can be switches or diodes.
A power conversion method including: receiving, by a pair of input terminals, an input voltage in which is a single-phase AC voltage; designating a first target voltage ref1, a second target voltage ref2, and a third target voltage ref3 respectively representing consecutive target values of first-phase, second-phase, and third-phase output voltages forming a three-phase AC voltage; and cyclically connecting and disconnecting (i) the input terminals and first output terminals at a duty cycle corresponding to |ref1/in| when an instantaneous value of |in| is greater than an instantaneous value of |ref1|, (ii) the input terminals and second output terminals at a duty cycle corresponding to |ref2/in| when the instantaneous value of |in| is greater than an instantaneous value of |ref2|, and (iii) the input terminals and third output terminals at a duty cycle corresponding to |ref3/in| when the instantaneous value of |in| is greater than an instantaneous value of |ref3|.
An activation circuit for activating a power bridge circuit of a resonance converter, including an inductive activation transformer that transfers a pulsed control signal generated via a CMOS driver to the power bridge circuit, wherein a clamping circuit is arranged at the output of each CMOS driver, where the clamping circuit clamps a primary winding of the activation transformer to a ground potential during the dead time between two pulses of the pulsed control signal such that overvoltages, which otherwise arise when switching the activation transformer inductance, are thus clamped during a dead time and a circuit breaker switches off securely.
A voltage stabilizing circuit includes an input capacitor, a booster circuit having an input side coupled across the input capacitor, a first output capacitor coupled to an output side of the booster circuit, and a series connection of a first power switch and a second output capacitor coupled between two terminals of the first output capacitor. The first power switch has a terminal coupled to one terminal of the first output capacitor. The second output capacitor has a first terminal coupled to the other terminal of the first power switch at a common node, and a second terminal coupled to the other terminal of the first output capacitor. A second power switch is coupled between the input capacitor and the common node.
An apparatus for adjusting an internal voltage includes a device characteristic detection circuit which detects a device characteristic, compares the device characteristic with an external clock, and generates a comparison signal, and an internal voltage adjustment circuit which receives an adjustment code generated based on the comparison signal, adjusts a level of an internal voltage, and generates a level-adjusted internal voltage.
Provided are a switching regulator and a comparator-based zero current detection method. The switching regulator comprises: a switch configured to connect to a switching node and control an inductor current flowing through the switching node; and a switch controller configured to control a turn-off time of the switch by detecting a change in a voltage of the switching node after the switch is turned off, wherein the switch controller comprises: a comparator configured to compare a first voltage applied to a first input terminal connected to the switching node with a second voltage applied to a second input terminal connected to a first terminal of the switch; and a control logic configured to receive a comparison signal of the comparator and control an offset of the comparator to adjust the turn-off time of the switch.
Disclosed herein are low-noise multi-output power supply circuits and methods. In one embodiment, a method of controlling a low-noise multi-output power supply circuit, can include: (i) detecting operation states of each of a plurality of switch mode power supplies; (ii) generating a frequency modulation signal to control an operating frequency of a switch mode power supply to be substantially equal to a main frequency signal when the switch mode power supply is detected to operate in a heavy-load steady state; and (iii) controlling the operating frequency of the switch mode power supply to be independent of the main frequency signal when the switch mode power supply is detected to operate in a light-load or a dynamic state.
An internal voltage generation circuit may include a pump controller and an internal voltage generator. The pump controller suitable for generating a first control signal enabled if a level of an internal voltage signal is lower than a target voltage level and a second control signal enabled if a level of the internal voltage signal is lower than the target voltage level after a predetermined period elapses from a point of time that the internal voltage signal is pumped. The internal voltage generator suitable for pumping the internal voltage signal with a first drivability in response to the first control signal and suitable for pumping the internal voltage signal with a second drivability in response to the second control signal.
Apparatus and method for winding at least one electric wire W on a coil support (10) of a core of a dynamo electric by using a wire dispensing member (19) means (21, 25) for rotating the coil support with respect to the dispensing member (19). It is foreseen to provide a relative movement of the dispensing member (19) with respect to the coil support (10) to maintain the angular orientation constant during winding. Furthermore it is foreseen to press on a portion (WP) of wire wound on the coil support (10) where the portion of wire (WP) is located immediately adjacent to a portion of wire that still has to be wound on the coil support (10). Engaging occurs also of the wire portion (WP) wound on the coils support and that extends to the dispensing member (19) when passage from one turn to another occurs for the stratification; the engagement occurring in opposition to the direction (Z′) of stratification of the wire. Pressing on the wire (W) can be accomplished in a direction (K) having an angle (E) that is more than zero and not perpendicular to an axis of the coil support.
A multi-phase electric circuit including an electric machine and an inverter, wherein machine encompasses a rotor connected to the inverter via at least two brushes for each phase, wherein each of the brushes of each phase is connected to the inverter via a separate brush line.
A motor includes a bearing sleeve arranged with a base and having opposite opening and sealing ends; a stator coupled with the base or bearing sleeve; and a rotating member disposed in the bearing sleeve and including a shaft and a limiting portion adjacent to the sealing end. A first end of the shaft connects with the limiting portion, a second end of the shaft has a coupling portion, and the limiting portion has a first contact surface. A thrust bearing is arranged between the shaft and the bearing sleeve and has a second contact surface facing the first contact surface. At least one of the first and second contact surfaces is an uneven surface. A hub is coupled with the coupling portion of the shaft and has a permanent magnet corresponding to the stator.
A single rotor type motor includes: a stator including a plurality of stator cores that are divided in a plural number and radially arranged, a bobbin made of an insulating material and wrapped on an outer surface of each of the stator cores, and coils wound on an outer surface of the bobbin; and a single rotor disposed with a certain gap from any one surface of an inner surface of the stator and an outer surface thereof, wherein a wiring unit for electrically wiring coils wound on each stator core is integrally formed with the bobbin, and the wiring unit is arranged at an opposing end to an end facing the rotor of the stator core.
The present invention relates to a multi-set switched DC electric machine having conduction ring and brush and having its rotary part of electric machine being installed with an auxiliary excitation winding set, which is served to be driven by the DC power source or by the DC power source rectified from the AC power source, for being connected in series with a magnetic field winding set of electric machine of another electric machine through the auxiliary excitation winding set installed on the rotary part of electric machine, such that the excitation can be variable through altering the current of the magnetic field winding set of electric machine of the another electric machine thereby changing the operational characteristic of the electric machine.
According to one embodiment, a rotary electric machine includes a rotor that is rotatable at a predetermined position and includes a plurality of first magnetic members arranged along an outer circumferential surface, the first magnetic members each including a first magnetic pole and a second magnetic pole. The rotary electric machine includes a first supporting member that surrounds a periphery of the rotor. The rotary electric machine includes a plurality of second supporting members that are fixed to an inner circumferential surface of the first supporting member. The rotary electric machine includes a plurality of second magnetic members that are fixed on side surfaces of the second supporting members and that have a third magnetic pole facing the first magnetic pole with an air gap and a fourth magnetic pole facing the second magnetic pole with an air gap.
In embodiments of the present invention improved capabilities are described for providing intelligent power control in response to an external power interruption, causing a processor is in an electrical fixture to interrogate an external power control switch to gain an understanding of the switch's state, where prior to the external power interruption the electrical fixture may be powered by external power and where external power may be connected and disconnected by a user of the switch. In the event that the switch's state is determined to be such that it would normally pass power to the electrical fixture, the processor causes the electrical fixture to operate using a backup power supply. In the event that the switch's state is determined to be such that it would normally not pass power to the electrical fixture, the processor causes the electrical fixture to act as if the user of the switch has intentionally removed power. In response to a return of external power, powering the electrical fixture is then through external power where the user of the switch switches external power.
Disclosed are a telescopic transmission cable device and a mobile terminal. The device comprises: a cable body and a rectification part, wherein the cable body comprises at least two wires insulated inform each other, one end of the cable body is a built-in end while the other end is an external connection end; when the cable body is coiled up into a coil, the external connection end and the built-in end are respectively connected to two input ends of the rectification part, and the two output ends of the rectification part are respectively connected to a positive and negative electrodes of a power supply to be charged; and when the cable body is in a linear shape, the external connection end is connected to an external device, the two wires of the built-in end are respectively connected to the positive and negative electrodes of the power supply to be charged, and the two output ends of the rectification part are respectively disconnected to the positive and negative electrodes of the power supply to be charged. The telescopic transmission cable device is applicable to a variety of mobile terminals.
An electric supply pop up apparatus for use in a generally horizontal surface that has three main sections, first, a permanently installed, weatherproof containment unit where the unit has a bottom, at least one side wall and an open top; second, a moveable tower that has at least one side wall and a cover; and at least one electrical receptacle module installed in said tower; the tower is slideably moveable within the containment unit so that the tower can be raised or lowered within the containment unit such that when the tower is lowered and in a down position the tower is fully secured and enclosed within the containment unit or the tower can be raised to an up position so that the electrical receptacle module is accessible to a user; and where power is available at the electrical receptacle module when the tower is in the up position.
Method for using renewable energy sources, comprising at least one remote energy generation plant, which is operated by a renewable energy source, a remote control unit at the location of the at least one remote energy generation plant, which controls the operation thereof, and a central control unit, the method comprising the following steps: a) Producing a proposed schedule, in which for a future time period presettings for the operation of the at least one remote energy generation plant are established, and transmitting the proposed schedule to the central control unit via a computer network, b) Producing a schedule based on the proposed schedule, c) Transmitting the schedule from the central control unit to the remote control unit via a computer network, d) Automatic control of the at least one remote energy generation plant by the remote control unit according to the schedule.
There is provided a power control apparatus including an input unit to which attribute information regarding a type of generation of power is input, a determination unit configured to determine the type of generation of the power corresponding to the attribute information according to the attribute information, and a power control unit configured to control use of the power according to a determination result by the determination unit.
A system and method for automatic identification and recording of vehicles passing a road user charging point or location. A system and method for powering an on-board-unit (OBU) that can be mounted in a vehicle by including an energy harvester capable of providing at least a part of the energy required to operate the on-board-unit.
An automotive electronic control unit configured to control an automotive electrically-actuated device which is required to move from/to one or more end-of-travel positions, wherein the electronic control unit is configured to detect reaching an end-of-travel or stall position by the automotive electrically-actuated device based on: amplitude of the electric current absorbed by the automotive electrically-actuated device, gradient of amplitude of the electric current absorbed by the automotive electrically-actuated device, and ripple frequency of amplitude of the electric current absorbed by the automotive electrically-actuated device.
A device for digitally protecting against an overvoltage event may include a front-end circuit, an overvoltage protection circuit, and a protection switch. The protection switch may be coupled to the overvoltage protection circuit and may be configured to decouple the front-end circuit from an external medium, in response to a clamp signal. The overvoltage protection circuit may be configured to detect the overvoltage event at one or more nodes of a circuit. In response to the detection of the overvoltage event, the overvoltage protection circuit may generate the clamp signal to activate the protection switch.
In a driver, a clamping module executes a clamping task that clamps an on-off control terminal voltage to be equal to or lower than a clamp voltage for a predetermined time during charging of the on-off control terminal of the switching element. The clamp voltage is lower than an upper limit of the voltage at the on-off control terminal of the switching element. A measuring module measures a parameter value correlated with a sense current correlated with a current flowing between input and output terminals of the switching element. A limiting module discharges the on-off control terminal to limit flow of the current between the input and output terminals if the value of the parameter exceeds a threshold. A setting module variably sets a length of the predetermined time as a function of the parameter value during charging of the switching element's on-off control terminal.
The present invention is directed to a protective device including a fault protection circuit configured to provide a fault detection stimulus in response to detecting at least one type of predetermined fault condition. A circuit interrupter is disposed on a first side of a PCB and an auxiliary switch is at least partially disposed on a second side of the at least one PCB. The auxiliary switch includes a switch throw element movably extending through an opening in the PCB between the first state and the second state, the auxiliary switch being configured to decouple at least a portion of the fault protection circuit assembly from the plurality of line terminals in the second state.
A spark plug comprises an insulator having a axial hole penetrating in a direction of an axis, a central electrode provided on the front end side of the axial hole, a tubular metal shell that holds the insulator, and a ground electrode including a surface layer and a core material that is surrounded by the surface layer and has a larger thermal conductivity than that of the surface layer. The metal shell of the spark plug has a protruding portion in which at least a part of the metal shell protrudes toward the front end side in the direction of the axis. The ground electrode has an end surface at one end portion thereof joined to the inside of the protruding portion and the other end portion thereof facing the central electrode.
There is provided a photonic bandgap fiber used in a state in which at least a part of the photonic bandgap fiber is bent at radii of 15 cm or greater and 25 cm or less. A large number of high refractive index portions 57 are disposed in a nineteen-cell core type in three layers, and a V value is 1.5 or greater and 1.63 or less. In the high refractive index portions 57, conditions are defined that a relative refractive index difference is Δ% and a lattice constant is Λ μm so as to remove light in a higher mode at the bent portion as described above.
A crimping die includes a first die for constraining the wire crimping portion by a concave die surface shaped in conformity with the wire crimping portion, and a second die including a convex die surface paired with the concave die surface. A width of a recess on the concave die surface and that of a projection on the convex die surface are equal to an outer diameter of the wire crimping portion. The wire crimping portion is pressed by the concave die surface of the first die and the convex die surface of the second die, whereby the wire crimping portion and the wire inserted into the cylindrical interior of the wire crimping portion are crimped and fixed.
A mounting device for a power distributor includes a base plate having an open longitudinal chute. A sliding block is set in the longitudinal chute and is configured to be able to slide along the longitudinal chute. A connector is attached to the sliding block. The connector is configured to attach to a cabinet that is configured to house the power distributor.
An electrical connector comprises a dielectric body having a socket. A plurality of pivotable arms are hinged to the dielectric body. A releasable locking mechanism holds the pivotable arms in a locked position that releases with an outward pulling force exceeding a threshold force. The releasable locking mechanism comprises two or more latch members that are biased by corresponding springs against the corresponding pivotable arms. Each pivotable arm has a protrusion that divides a first region from a second region of the pivotable arm.
A plug connection having a first plug connector and a second plug connector, wherein the plug connectors each have at least two contact elements, wherein the contact elements of the first plug connector make contact with the contact elements of the second plug connector at contact points in the plug-connected state of the plug connection, such that the contact elements of the two plug connectors are designed in the form of contact lugs which project into a free space and can be elastically deflected.
The present invention is a modular inserted connector detecting structure, which comprises a connector (such as USB connector) having an insulation body and multiple signal terminals, wherein two sides of the insulation body may have a first and a second detection modules joined therewith, or one surface of the insulation body is provided with a detection module thereon. Thereby, in assembly, the first and second detection modules may be used to join the two sides of the insulation body directly, or a scarfing seat of the detection module may be used to join on the insulation body, in order to achieve the effects of easy structure, convenient assembly, robust joining and facility to produce and manufacture.
A wiring module includes an insulating protector that holds a connection member for connecting adjacent electrode terminals, and a temperature detecting member for detecting the temperature of the connection member. The temperature detecting member includes a temperature detecting element, an electric wire connected to the temperature detecting element, an element accommodating section in which the temperature detecting element is accommodated and through which the electric wire is led, and a detection section that is contiguous to the element accommodating section and is arranged to be in contact with the connection member. The element accommodating section is arranged in parallel or perpendicular to the line connecting the shaft centers of two electrode terminals that are connected to each other by the connection member.
Pluggable connector including a connector housing having a leading end. The connector housing includes interior sidewalls that define a receiving space and an opening to the receiving space at the leading end. The pluggable connector also includes a contact array of electrical contacts disposed in the receiving space. The contact array is configured to engage corresponding electrical contacts of a mating connector. The pluggable connector also includes an inner electromagnetic interference (EMI) gasket that is coupled to the interior sidewalls and surrounds a portion of the interior space about the central axis. The connector housing is configured to receive the mating connector through the opening and into the receiving space when the connector housing is moved in a mating direction along the central axis. The inner EMI gasket engages the mating connector in the receiving space to electrically couple the mating connector to the connector housing.
A connector includes a shell and a case firmly connected to each other. The connector includes a contact, a contact holder holding the contact, a metal shell accommodating the contact holder and a resin case accommodating the shell. A stopper is provided to be inserted into a first hole portion formed in the case and a second hole portion formed in the shell. The second hole portion has a same shape as the first hole portion and is overlapped with the first hole portion.
An electrical connector (10) includes an insulative housing (20) and a number of terminals received in the insulative housing (20). Each terminal includes an engaging portion (54) for mating with a mating connector, a middle portion (56) interconnected with the engaging portion (54), and a soldering portion (55) interconnected with the middle portion (56). A dimension of the middle portion (56) in a thickness direction is greater than a dimension of the engaging portion (54) in the thickness direction.
Connector (100) with locking components (107) about a peripheral section of the connector. The locking components extend in an axial direction engage with the connector (100) at a first end and engage with a connecting part (201) at an opposite locking end with a locking profile (109). A radial locking movement of the locking end is provided by an axial movement of an actuation sleeve (113). The locking components (107) are arranged to pivot in a substantially radial direction, about their section of engagement with the connector (100), into and out of a locking position. The connector (100) comprises guiding plates (111) between the locking components (107) in the area of their locking ends. The guiding plates exhibit protective faces (111a) that extend further radially inwards than the locking profile (109) of the locking components (107) when the latter are in the outwardly pivoted position.
The invention relates to a high-voltage arrangement (1), preferably for a motor vehicle, comprising a housing (2), a high-voltage plug (4) arranged on the housing (2) for the insertion of a high-voltage mating plug (5), a cover (3) that can be mounted on the housing (2) and dismounted, and a spring device (6) comprising at least one first spring element (10) which, when the cover (3) is not mounted, blocks the high-voltage mating plug (5) from being inserted into the high-voltage plug (6), and said cover (3), when mounted, pushing said first spring element (10) down such that the high-voltage mating plug (5) may be inserted into the high-voltage plug (4).
An electrical connector includes a housing and a plurality of terminal wafers. The housing is formed with a plurality of terminal slots along a traverse direction. The terminal wafers are contiguous to each other and retained in the housing. Each terminal wafer has a first terminal, a second terminal and a packaging body. The first terminal has a first contacting section, a first soldering portion and a first embedded section. The second terminal has a second contacting section, a second soldering portion and a second embedded section. The first and second contacting sections are extended along a plugging direction into one corresponding terminal slot. The packaging body wraps the first and second embedded sections. A curve contour of the first embedded section is corresponded to a curve contour of the second embedded section, so that an attachment relationship is configured with substantial identical distance therebetween.
It is aimed to provide a connector capable of ensuring the integrity of a lock arm and a detector in the process of deflecting the lock arm and enhancing a degree of freedom in designing the lock arm. A detector (60) movable in a front-back direction between a standby position and a detection position is assembled with a housing (10). The detector (60) includes a contact portion (78) displaceable together with a front end part (27) of a lock arm (23) during the interference of the front end part (27) of the lock arm (23) and a mating lock (44) contacting the front part (27) of the lock arm (23) in a height direction intersecting with the front-back direction at the standby position. The contact portion (78) stands up in the height direction from a front end part of the locking arm and then projects forward.
An electrical contact assembly includes a first electrical contact having a first mating element, and a second electrical contact having a second mating element. The first and second electrical contacts being configured to mate together at the first and second mating elements such that the first and second mating elements engage each other at a contact interface. A distribution of contact pressure across the contact interface at least partially coincides with a distribution of electrical current flow across the contact interface.
A vehicle-side connector (10) is connectable to a charging connector (1) for charging a battery in a vehicle and includes a housing (30) on the vehicle such that the charging connector (1) can fit therein from the front. Terminal fittings (11) connected respectively to wires (20P, 20S) are drawn out from the interior of the vehicle including the battery. Terminal accommodating chambers (40) are provided in the housing (30) and the respective terminal fittings (11) are inserted therein from behind. Each terminal fitting (11) is a round pin terminal (12) with a terminal connecting portion (13) on one end for connection to a charging terminal in the charging connector (1) and a wire connecting portion (14) on the other end to be crimped to an end of the wire (20P, 20S). The terminal connecting portion (13) is retained in the terminal accommodating chamber (40).
In a board-to-board connector assembly, a plug-side power contact includes a first flat surface portion having a plate-like shape, a second flat surface portion having a plate-like shape and being opposed to a first part of the first flat surface portion and a power-contact-side connection portion connecting the first and second flat surface portions to each other. The first flat surface portion has the first part facing in parallel to the second flat surface portion and a second part or an upper end portion other than the first part. The first part includes a thinned portion having a shape recessed more deeply than a surface of the upper end portion and having a smaller thickness along the third direction than a thickness of the upper end portion.
An electronic unit has an electronic assembly that comprises a circuit board, and also having a conductor that is connected to said electronic assembly and is provided with a flat connection end. At least one piercing contact protrudes down from the circuit board and connects the conductor electrically to the electronic assembly. The piercing contact penetrates the connection end of the conductor while forming an electrical connection with a conductor track of the conductor. The electronic component is particularly suited as a capacitive proximity sensor for a vehicle.
A multi-conductor cable connector for coaxial cables is provided, the connector including a cable connection portion, wherein the cable connection portion receives a prepared multi-conductor cable having a plurality of conductive strands concentrically sharing a common central axis, and a multi-contact portion coupled to the cable connection portion, the multi-contact portion having a plurality of contacts non-concentrically aligned with the cable connection portion. A fastener member may be used to receive portions of two prepared cables and a hollow clamping member. The fastener member compresses the hollow clamping member onto a portion of each of the two prepared cables.
A connection terminal for connecting, in an electrically contacting manner, to at least one conductor includes a current bar held on a mount. The current bar connects to the at least one conductor. The connection terminal also includes an actuation lever, a clamping spring, and a slotted guide. The slotted guide has at least one closure slot and a clamping slot that branches off transversely therefrom. The actuation lever is movably guided in the slotted guide by a first pin and a second pin.
A wiring device terminal may include a contact having an aperture formed therethrough for receiving a fastener. One or more conductors may be engaged in the terminal directly between the fastener and the contact without requiring a pressure plate. When the fastener is tightened, the one or more conductors may be securingly held between the contact and the fastener.
An insulation displacement contact includes a monolithic electrically conductive contact body that includes mating portion and a mounting portion. The mating portion defines a pair of insulation displacement slots configured to receive an electrical cable delivered by a connector housing.
A three-axis antenna having a first to a third antenna coils arranged so that directions of the maximum reception sensitivities are orthogonal to each other, the first to the third antenna coils comprising respectively: a planar coil being wound around the winding axis in circumferential direction and has an aperture; and a foil-type core inserted in the aperture; the foil-type core being arranged a plane to be in parallel to the plane of the first to the third coils.
The disclosure illustrates a NFC antenna. The NFC antenna includes a first radiating portion and a second radiating portion. The first radiating portion is formed by a first conducting wire surrounding an axis core. The second radiating portion is formed by a second conducting wire surrounding the same axis core based on a surrounding direction which the first radiating portion surrounds the axis core. A second signal input terminal of the second radiating portion is electrically connected to a first signal input terminal of the first radiating portion. An open end of the second radiating portion is disposed proximately to a first signal output terminal. Thus, the NFC antenna can reduce the interferences affected from surrounding metal elements, and improve a quality factor of the NFC antenna.
According to one embodiment, a wireless apparatus includes a mounting board, a semiconductor package and a first layer. The mounting board has a first surface and a second surface opposite to the first surface. The semiconductor package comprises at least one antenna and is mounted on the first surface. The first layer is a conductor formed on the second surface or between the first surface and the second surface, at least one portion of an edge of the first layer being concaved if the antenna is arranged closer to the edge than the center of the first layer when seen in thickness direction of the mounting board.
An antenna assembly includes a portion of the metal computing device case as a primary radiating structure. The metal computing device case includes a back face and one or more side faces bounding the back face. The metal computing device case further includes a radiating structure having an aperture formed in the back face from which a notch extends from the aperture cutting through the back face and through at least one side face of the metal computing device case. A conductive feed structure is connected to a radio. The conductive feed structure is positioned proximal to the radiating structure of the metal computing device case and is configured to excite the radiating structure at one or more resonance frequencies.
Provided is a portable terminal. The portable terminal includes a metal frame including a cable accommodation part; an antenna cable accommodated into the cable accommodation part, the antenna cable including a conductive part; and a bracket clamping the antenna cable, the bracket being inserted into and coupled to the cable accommodation part. The bracket is formed of a conductive material and in contact with the conductive part.
Methods and apparatuses for point-to-point or point-to-multipoint transmission/communication of high bandwidth signals. High bandwidth signals may be efficiently transmitted by a radio device having a pair of reflectors separated by an isolation choke boundary. The two reflectors may be connected or formed of a single housing, and may be mounted to a wall, pole, etc. using a quick-connect. The devices may be configured to operate in any appropriate band (e.g., a 5GHz band, a 24 GHz band, etc.) and may be configured for accurate and easy alignment with one or more remote radio devices. Alignment may be assisted by displaying both local and remote transmission information during alignment.
The present disclosure relates to a cavity filter, a connector and manufacturing processes thereof. The cavity filter comprises a cavity, a cover plate and a connector disposed on the cavity or the cover plate; an end of the connector is connected with internal devices inside the cavity filter and the other end of the connector is connected with external communication devices; and the connector comprises an inner conductor and a metal enclosure disposed coaxially and an insulation medium disposed between the metal enclosure and the inner conductor, and a non-metal layer is disposed on an outer peripheral surface of the metal enclosure. The connector of the present disclosure is formed with a non-metal layer on the outer peripheral surface of the metal enclosure thereof, which can improve the moisture-proof capability, the salt-mist-proof capability, the mold-proof capability and the reliability of the connector and the cavity filter.
A folded corrugated substrate integrated waveguide is disclosed. The folded corrugated substrate integrated waveguide, according to one embodiment of the present invention, comprises: a first conductor plate having upper surface stubs respectively formed on both sides thereof in the lengthwise direction; a first dielectric substrate of which the upper surface is attached to the lower surface of the first conductor plate; a second conductor plate of which the upper surface is attached to the lower surface of the first dielectric substrate; a second dielectric substrate of which the upper surface is attached to the lower surface of the second conductor plate; and two stub conductor arrays spaced at a certain distance so as to be arranged in parallel to each other and attached to the lower surface of the second dielectric substrate, wherein each of the stub conductors in the two stub conductor arrays is electrically connected to a position corresponding to the upper surface stub of the first conductor plate through a via-hole which vertically penetrates the first dielectric substrate, the second conductor plate, and the second dielectric substrate.
Provided herein are functionally substituted fluoropolymers suitable for use in liquid and solid non-flammable electrolyte compositions. The functionally substituted fluoropolymers include phosphate-terminated or phosphonate-terminated perfluoropolyethers (PFPEs) having high ionic conductivity. Also provided are non-flammable electrolyte compositions including phosphate-terminated or phosphonate-terminated perfluoropolyethers (PFPEs) and alkali-metal ion batteries including the non-flammable electrolyte compositions.
A lithium-ion battery containing: a positive electrode, a negative electrode, an electrolyte comprising: an organic solvent chosen from the group comprising carbonates, linear esters of a saturated acid, or a mixture thereof, an additive capable of forming a passivation film on the surface of the negative electrode, at least one lithium salt, at least one ionic liquid for which the percentage by weight in the electrolyte is greater than or equal to 20% and less than 50%; a separator for which the apparent contact angle between the surface thereof and the electrolyte is less than 20°.
According to one embodiment, a nonaqueous electrolyte battery includes a container, a positive electrode housed in the container, a negative electrode housed in the container, and a nonaqueous electrolyte housed in the container. The positive electrode includes a positive electrode active material represented by a general formula LiMO2 (M is one or more elements selected from a group consisting of Ni, Co, and Mn). The negative electrode is spatially separated from the positive electrode and includes a titanium-containing oxide as a negative electrode active material. A potential of the positive electrode is 3.75 V or more vs. Li/Li+, when an open circuit voltage of a nonaqueous electrolyte battery is 2.17 V.
A secondary battery includes: a cathode, an anode, and a nonaqueous electrolytic solution in a package member having a flat surface, in which the nonaqueous electrolytic solution includes a methylene cyclic carbonate represented by an expression (1): where R1 and R2 each are a hydrogen group, a halogen group, a monovalent hydrocarbon group, a monovalent halogenated hydrocarbon group, an oxygen-containing monovalent hydrocarbon group, or an oxygen-containing monovalent halogenated hydrocarbon group, and R1 and R2 may be bonded to each other.
A hydrogen generating device includes a first housing, a porous structure, a first flow-guiding structure and a heating unit. The first housing accommodates a solid reactant. The porous structure is disposed in the first housing. The first flow-guiding structure has first and second end portions opposite to each other. The first end portion is connected to the porous structure. The second end portion protrudes outside the first housing and is connected to the heating unit. A liquid reactant passing through the second end portion is gasified into a gaseous reactant through the heating unit. The gaseous reactant passing through the first end portion reaches to the porous structure and then is diffused from the porous structure into the first housing, so that the gaseous reactant and the solid reactant react and generate a hydrogen gas. A power generating equipment including the hydrogen generating device is also provided.
Disclosed is method of operating a fuel cell which can output an electrical maximum power dependent on the operating temperature for a given fuel gas flow, and which exhibits aging in dependence on the operating duration which brings about an increase of the electrical internal resistance with progressive operating duration. In the disclosed method, the starting value (T0) of the operating temperature for a new fuel cell or for a new fuel cell stack is typically smaller than or equal to the operating temperature, at which the electrical maximum power is achieved and the fuel cell or the fuel cell stack is regulated such that the decrease of the output electrical power as a consequence of aging is partly or completely compensated in that the operating temperature (T) of the fuel cell or of the fuel cell stack is increased with progressive aging.
There is disclosed a fuel cell assembly comprising at least one horizontally arranged fuel cell stack that has numerous fuel cells, each comprising an anode, a cathode and an electrolyte situated between the anode and the cathode; combustible gas supply means for supplying combustible gas to the anodes of the fuel cells; anode gas withdrawal means for withdrawing the anode exhaust gas from the anodes; cathode gas supply means for supplying cathode gas to the cathodes of the fuel cells; cathode gas withdrawal means for withdrawing the cathode exhaust gas from the fuel cells; and recirculation means for recirculating at least one part of the anode exhaust gas and/or the cathode exhaust gas to cathodes of the fuel cells. The fuel cell assembly according to the invention is characterized in that the recirculation means comprise at least one catalytic burner with catalyst material for burning the remaining combustible gas contained in the anode exhaust gas, said burner being situated at the side of the fuel cell stack.
The invention relates to an electrode compartment for an electrochemical cell, including a bicontinuous micro-eπulsion, wherein catalytic parts are generated in-situ in a fluid, which can act as a cathode as well as an anode. The electrode compartment comprises a connection to supply fuel or an oxidator, for example oxygen, to the compartment. The electrode compartment is part of a refreshing system with a reserve container for an emulsion and a storage container for used emulsion, conduits to connect each of the containers with the electrode compartment and a transport unit, for example a pump, to move the emulsion.
Material compositions are provided that may comprise, for example, a vertically aligned carbon nanotube (VACNT) array, a conductive layer, and a carbon interlayer coupling the VACNT array to the conductive layer. Methods of manufacturing are provided. Such methods may comprise, for example, providing a VACNT array, providing a conductive layer, and bonding the VACNT array to the conductive layer via a carbon interlayer.
Disclosed are a precursor for a rechargeable lithium battery, a positive active material including the same, a preparation method thereof, and a rechargeable lithium battery including the positive active material. More particularly, the present invention relates to a precursor including a sheet-shaped plate having a thickness of about 1 nm to about 30 nm and that is represented by the following Chemical Formula 1. NixCoyMn1-x-y-zMz(OH)2 [Chemical Formula 1] In the above Chemical Formula 1, 0
A process for manufacturing an electrode utilizing electron beam (EB) or actinic radiation to cure electrode binding polymers is provided. A process is also disclosed for mixing specific actinic or EB radiation curable chemical precursors with electrode solid particles, application of the mixture to an electrode current collector, followed by the application of actinic or EB radiation to the current collector for curing the polymer, thereby binding the electrode material to the current collector. Lithium ion batteries, electric double layer capacitors, and components produced therefrom are also provided.
A device for producing a packaged electrode having an electrode sandwiched between a pair of separators includes: a conveyance unit configured to sequentially overlay the electrode and the pair of separators from a front end side in a conveying direction while conveying the electrode and the pair of separators; a joining unit configured to join lateral edges of the pair of separators together, the lateral edges being positioned in a direction intersecting the conveying direction; and a controller configured to control operations of the conveyance unit and the joining unit. The controller is configured to repeatedly perform joining a plurality of times from the front end side in the conveying direction, each of the joining being performed while moving the joining unit so that a speed of the joining unit relative to a conveyance speed of a workpiece approaches zero.
A battery holder for securing a battery to a vehicle and for mechanically isolating the battery from the vehicle is provided. The battery holder includes a vehicle mounting plate, a battery containment plate, and a number of shock absorbing elements. The battery containment plate includes a number of open-topped cells for retaining leaking battery liquid therein. The shock absorbing elements prevent vibrations and shocks from being transferred from the vehicle to the battery.
A battery stack is provided having lower and upper battery tiers each formed of at least two battery cell arrays. A pair of brackets are provided for connecting the lower arrays along a top surface of the lower tier and connecting the upper arrays to a bottom surface of the upper tier. The lower and upper battery tiers are secured together by the brackets without hardware mounted to an exterior surface of the stack.
The present invention relates to an EMF-screened plastic-organic sheet hybrid structural component, preferably a battery housing, and to its use in motor vehicles, preferably in electrically powered motor vehicles or hybrid motor vehicles, the abbreviation EMF meaning electromagnetic field(s).
A battery unit is provided which includes a battery and a storage case in which the battery is mounted. The storage case is made up of a base, a cover, and an intermediate case. The cover is jointed to the base with an interspace therebetween. The intermediate case is disposed between the cover and the base and has a peripheral wall which occupies the interspace. The intermediate case is lower in stiffness than the cover and the base, thereby realizing a lightweight structure of the storage case without sacrificing the mechanical strength thereof.
A battery cell module includes a plurality of battery cells, in particular lithium-ion battery cells which are arranged in a packet and each of which has a substantially prismatic cell housing. Each cell housing has the three dimensions: housing height, housing width, and housing depth. Two of the dimensions are carried out in a substantially identical manner in all the battery cells of the battery cell module, and the third dimension is carried out differently in at least two battery cells of the battery cell module. A battery includes said battery cell module and a motor vehicle includes said battery.
The purpose of the present invention is to provide an organic light-emitting element that comprises an internal light extraction layer on a flexible transparent substrate, that has high luminous efficiency by means of light extraction, and that prevents the breakage and partial or complete separation of electrodes when the organic light-emitting element is repeatedly bent. The organic light-emitting element according to the present invention has an internal light extraction layer, a transparent electrode, and an organic light-emitting layer in this order on the flexible transparent substrate, wherein the value of the ratio (D) represented by formula 1 between the elastic modulus (EMI) of the surface of the internal light extraction layer and the elastic modulus (EMS) of the surface of the transparent electrode side of the transparent substrate is within the range of 100±30%. D (%)=(EMI/EMS)×100(%). Formula 1
The present invention relates to the technical field of display, and provides a display substrate and a preparing method thereof which can solve the problem of lower light-emitting efficiency of the display substrate in the prior art. The display substrate of the present invention comprises a plurality of display units of at least two different colors. The display substrate further comprises a plurality of bragg reflection units in different regions corresponding to respective display units, each bragg reflection unit comprises first structural layer and second structural layer which are alternately stacked with each other and have different refractive indexes; thickness of each of the first and second structural layers is ¼n wavelength of incident light from corresponding display unit, wherein n is refractive index of the first or the second structural layer. The display substrate of the present invention has higher light-emitting efficiency and is applicable to full-color display.
A substrate for a display apparatus includes a barrier layer disposed on a base substrate. The barrier layer includes a silicon oxide layer, and the silicon oxide layer includes a first part and a second part along a thickness direction of the barrier layer. The amount of silicon in the first part is different from the amount of silicon in the second part.
An organic light-emitting device includes a positive electrode, a negative electrode and at least one organic material layer between the positive electrode and the negative electrode. The at least one organic material layer includes a hole-injecting layer, a hole-transporting layer, an emission layer, an electron-transporting layer, and an electron-injecting layer, and the emission layer includes a host material and a dopant material. In addition, a lifetime enhancement layer including a bipolar compound is positioned between the emission layer and the electron-transporting layer.
One embodiment of the present invention provides a highly reliable display device. In particular, a display device to which a signal or a power supply potential can be supplied stably is provided. Further, a bendable display device to which a signal or a power supply potential can be supplied stably is provided. The display device includes, over a flexible substrate, a display portion, a plurality of connection terminals to which a signal from an outside can be input, and a plurality of wirings. One of the plurality of wirings electrically connects one of the plurality of connection terminals to the display portion. The one of the plurality of wirings includes a first portion including a plurality of separate lines and a second portion in which the plurality of lines converge.
Provided are a nitrogen-containing aromatic compound useful for an organic electroluminescent device, and an organic electroluminescent device (organic EL device) that improves luminous efficiency of the device and sufficiently ensures driving stability of the device. The nitrogen-containing aromatic heterocyclic compound is represented by the following formula (1). The organic EL device includes an organic layer that contains the nitrogen-containing aromatic heterocyclic compound between an anode and a cathode laminated on a substrate. In the formula (1), a ring A represents an aromatic ring represented by the formula (1a) and fused with two adjacent rings, a ring B represents a heterocycle represented by the formula (1b) and fused with two adjacent rings, Y's each represent C—R or N, X's each represent N—Z, O, S, or Se, R represents hydrogen, an alkyl group, an aromatic group, or the like, and Z represents an alkyl group, an aromatic group, or the like.
A memory component including first and second electrodes with a memory layer therebetween, the memory layer having first and second memory layers, the first memory layer containing aluminum and a chalcogen element of tellurium, the second memory layer between the first memory layer and the first electrode and containing an aluminum oxide and at least one of a transition metal oxide and a transition metal oxynitride having a lower resistance than the aluminum oxide.
A variable resistance material layer including germanium (Ge), antimony (Sb), tellurium (Te), and at least one type of impurities X. The variable resistance material layer having a composition represented by a chemical formula of Xp(GeaSb(1-a-b)Teb)(1-p), wherein an atomic concentration of the impurities X is in a range of 0
A multi-layer phase change material, including: a multi-layer film structure. The multi-layer film structure includes a plurality of periodic units. The periodic units each includes a first single-layer film phase change material and a second single-layer film phase change material. The first single-layer film phase change material and the second single-layer film phase change material are alternately stacked. The first single-layer film phase change material includes chemical components that are different from chemical components included in the second single-layer film phase change material, or the first single-layer film phase change material includes chemical components that are the same as chemical components included in the second single-layer film phase change material and a percent composition of the chemical components included in the first single-layer film phase change material is different from a percent composition of the chemical components included in the second single-layer film phase change material.
The present invention is directed to an MTJ memory element including a magnetic free layer structure which comprises one or more magnetic free layers that have a same variable magnetization direction substantially perpendicular to layer planes thereof; an insulating tunnel junction layer formed adjacent to the magnetic free layer structure; a magnetic reference layer structure comprising a first magnetic reference layer formed adjacent to the insulating tunnel junction layer and a second magnetic reference layer separated therefrom by a perpendicular enhancement layer with the first and second magnetic reference layers having a first fixed magnetization direction substantially perpendicular to layer planes thereof; an anti-ferromagnetic coupling layer formed adjacent to the second magnetic reference layer opposite the perpendicular enhancement layer; and a magnetic fixed layer comprising first and second magnetic fixed sublayers with the second magnetic fixed sublayer formed adjacent to the anti-ferromagnetic coupling layer opposite the second magnetic reference layer.
At least two types of dielectric materials such as oxide nanosheets having a layered perovskite structure that differ from each other are laminated, and the nanosheets are bonded to each other via an ionic material, thereby producing a superlattice structure-having ferroelectric thin film. Having the layered structure, the film can exhibit ferroelectricity as a whole, though not using a ferroelectric material therein. Accordingly, there is provided a ferroelectric film based on a novel principle, which is favorable for ferroelectric memories and others and which is free from a size effect even though extremely thinned.
An epitaxy base adapted to form a light-emitting device on is provided. The epitaxy base includes a substrate and a patterned wavelength conversion structure disposed on a part of the substrate and protruding out from the substrate. A light-emitting device including the epitaxy base, a first type semiconductor layer, an emitting layer and a second type semiconductor layer is provided. The first type semiconductor layer is disposed on the substrate and the patterned wavelength conversion structure. The emitting layer is disposed on the first type semiconductor layer. The second type semiconductor layer is disposed on the emitting layer.
A semiconductor light emitting device (A) includes an elongated substrate (1) formed with a through-hole (11), a first, a second and a third semiconductor light emitting elements (3R, 3G, 3B) mounted on the main surface of the substrate (1), and an electrode (2R) electrically connected to the first semiconductor light emitting element (3R) and extending to the reverse surface of the substrate (1) via the through-hole (11). The first semiconductor light emitting element (3R) and the through-hole (11) are positioned between the second semiconductor light emitting element (3G) and the third semiconductor light emitting element (3B) in the longitudinal direction of the substrate (1). The second semiconductor light emitting element (3G) is arranged closer to one end of the substrate (1), whereas the third semiconductor light emitting element (3B) is arranged closer to the other end of the substrate (1).
In accordance with an embodiment, a diode comprises a substrate, a dielectric material including an opening that exposes a portion of the substrate, the opening having an aspect ratio of at least 1, a bottom diode material including a lower region disposed at least partly in the opening and an upper region extending above the opening, the bottom diode material comprising a semiconductor material that is lattice mismatched to the substrate, a top diode material proximate the upper region of the bottom diode material, and an active diode region between the top and bottom diode materials, the active diode region including a surface extending away from the top surface of the substrate.
An optoelectronic device (10, 1010) having a semiconductor layer structure (100, 1100) comprising a first light-active layer (140) and a second light-active layer (240). A first tunnel junction (200) is formed between the first light-active layer (140) and the second light-active layer (240). A first Bragg reflector (160) is formed between the first light-active layer (140) and the first tunnel junction (200). A second Bragg reflector (260) is formed between the second light-active layer (240) and the first tunnel junction (200).
A III nitride semiconductor epitaxial substrate having more excellent surface flatness is provided, in which the problems of crack formation and the double peaks in the shape of the EL spectrum are mitigated by employing appropriate conditions for Si doping on an AlN layer on a substrate; a III nitride semiconductor light emitting device; and methods of producing the same. A III nitride semiconductor epitaxial substrate has a substrate of which at least a surface portion is made of AlN, an undoped AlN layer formed on the substrate, an Si-doped AlN buffer layer formed on the undoped AlN layer, and a superlattice laminate formed on the Si-doped AlN buffer layer. The Si-doped AlN buffer layer has an Si concentration of 2.0×1019/cm3 or more and a thickness of 4 nm to 10 nm.
High bandgap alloys for high efficiency optoelectronics are disclosed. An exemplary optoelectronic device may include a substrate, at least one Al1-xInxP layer, and a step-grade buffer between the substrate and at least one Al1-xInxP layer. The buffer may begin with a layer that is substantially lattice matched to GaAs, and may then incrementally increase the lattice constant in each sequential layer until a predetermined lattice constant of Al1-xInxP is reached.
An optical through silicon via is formed in a silicon substrate of an integrated circuit. A photo detector is formed within the integrated circuit and is optically coupled to a first side of the optical through silicon via. A light generating source optically coupled to a second side of the optical through silicon via is provided. The photo detector is configured to receive a light, generated by the light generating source, propagating through the optical through silicon via. The light, generated by the light generating source, is controlled by a signal generated by a signal generating source.
Disclosed are a flexible solar cell apparatus and a method of fabricating the same. The flexible solar cell apparatus includes a support substrate including an internal region and an outer region surrounding the internal region, a plurality of solar cells on the internal region, and a protective layer on the outer region and the solar cells. A top surface of each solar cell is lower than a top surface of the outer region of the support substrate.
The present disclosure discloses a thin film transistor assembly, an array substrate and a method of manufacturing the same, and a display device including the array substrate. The array substrate includes a substrate; a plurality of thin film transistors formed on the substrate; and a plurality of light shielding layers, each of the light shielding layers being arranged between a source electrode and a drain electrode of the thin film transistor and configured to block light from the exterior from illuminating an active layer of the thin film transistor. The light shielding layer and the source electrode and the drain electrode of the thin film transistor are formed in the same layer on the substrate. As the light shielding layer, the source electrode and the drain electrode of the thin film transistor and a data line may be formed on the substrate by using the same material layer through a single patterning process, times of performing patterning processes and the number of masks used may be reduced and thus manufacturing process and cost of the array substrate may be decreased.
Some embodiments of the present disclosure provide a semiconductor device. The semiconductor device includes a semiconductive substrate; a gate structure over a fin structure of the semiconductive substrate; a channel portion of the fin structure under the gate structure; and at least one epitaxy region disposed over the semiconductive substrate and in contact with the channel portion. The epitaxy region includes a substance with a first lattice constant larger than a second lattice constant of the semiconductive substrate; and a concentration profile of the substance in the epitaxy region being decreasing from near a bottom portion to near a top portion. The bottom portion is closer to the channel portion than the top portion.
MOSHFET devices are provided, along with their methods of fabrication. The MOSHFET device can include a substrate; a multilayer stack on the substrate; a ultra-thin barrier layer on the multilayer stack, wherein the ultra-thin barrier layer has a thickness of about 0.5 nm to about 10 nm; a dielectric, discontinuous thin film layer on portions of the ultra-thin barrier layer, wherein the dielectric, discontinuous thin film layer comprises SiO2; a plurality of source electrodes and drain electrodes formed directly on the ultra-thin barrier layer in an alternating pattern such that the dielectric, discontinuous thin film layer is positioned between adjacent source electrodes and drain electrodes; a plurality of gate electrodes on the dielectric, discontinuous thin film layer; and a gate interconnect electrically connecting the plurality of gate electrodes.
Some aspects of this disclosure relate to a memory device. The memory device includes a collector region having a first conductivity type and which is coupled to a source line of the memory device. A base region is formed over the collector region and has a second conductivity type. A gate structure is coupled to the base region and acts as a shared word line for first and second neighboring memory cells of the memory device. First and second emitter regions are formed over the base region and have the first conductivity type. The first and second emitter regions are arranged on opposite sides of the gate structure. First and second contacts extend upwardly from the first and second emitter regions, respectively, and couple the first and second emitter regions to first and second data storage elements, respectively, of the first and second neighboring memory cells, respectively.
In general, in a semiconductor active element such as a normally-off JFET based on SiC in which an impurity diffusion speed is significantly lower than in silicon, gate regions are formed through ion implantation into the side walls of trenches formed in source regions. However, to ensure the performance of the JFET, it is necessary to control the area between the gate regions thereof with high precision. Besides, there is such a problem that, since a heavily doped PN junction is formed by forming the gate regions in the source regions, an increase in junction current cannot be avoided. The present invention provides a normally-off power JFET and a manufacturing method thereof and forms the gate regions according to a multi-epitaxial method which repeats a process including epitaxial growth, ion implantation, and activation annealing a plurality of times.
The present invention discloses a group III nitride wafer such as GaN, AlN, InN and their alloys having one surface visually distinguishable from the other surface. After slicing of the wafer from a bulk crystal of group III nitride with a mechanical method such as multiple wire saw, the wafer is chemically etched so that one surface of the wafer is visually distinguishable from the other surface. The present invention also discloses a method of producing such wafers.
According to example embodiments a transistor includes a channel layer on a substrate, a first channel supply layer on the channel, a depletion layer, a second channel supply layer, source and drain electrodes on the first channel supply layer, and a gate electrode on the depletion layer. The channel includes a 2DEG channel configured to generate a two-dimensional electron gas and a depletion area. The first channel supply layer corresponds to the 2DEG channel and defines an opening that exposes the depletion area. The depletion layer is on the depletion area of the channel layer. The second channel supply layer is between the depletion layer and the depletion area.
A semiconductor device includes a drift zone in a semiconductor body. A charge-carrier transfer region forms a pn junction with the drift zone in the semiconductor body. A control structure electrically connects a recombination region to the drift zone during a desaturation cycle and disconnects the recombination region from the drift zone outside the desaturation cycle. During the desaturation cycle the recombination region reduces a charge carrier plasma in the drift zone and reduces reverse recovery losses without adversely affecting blocking characteristics.
A semiconductor device includes field electrode structures extending in a direction vertical to a first surface in a semiconductor body. Cell mesas are formed from portions of the semiconductor body between the field electrode structures and include body zones that form first pn junctions with a drift zone. Gate structures between the field electrode structures control a current flow through the body zones. Auxiliary diode structures with a forward voltage lower than the first pn junctions are electrically connected in parallel with the first pn junctions, wherein semiconducting portions of the auxiliary diode structures are formed in the cell mesas.
Illustratively, a finFET comprises at least one fin, and typically several fins, with a trapping region in or on a substrate at the base of each fin to trap ions produced by radiation incident on the substrate. In one embodiment, the trapping region is an implanted region having a conductivity type opposite that of the substrate. In another, the trapping region is a defect region. In another, the trapping region is an epitaxial region grown on the substrate. The finFET is formed by forming the fin or fins and then forming the trapping region at the base of the fin. Illustratively, the trapping region is formed by implanting in the substrate ions having a conductivity type opposite that of the substrate or by creating defects in the substrate or by epitaxially growing a region or regions having an opposite conductivity type to that of the substrate.
Semiconductor devices and fabrication methods thereof are provided. The semiconductor devices include: a substrate, the substrate including a p-type well adjoining an n-type well; a first p-type region and a first n-type region disposed within the n-type well of the substrate, where the first p-type region at least partially encircles the first n-type region; and a second p-type region and a second n-type region disposed in the p-type well of the substrate, where the second n-type region at least partially encircles the second p-type region. In one embodiment, the first p-type region fully encircles the first n-type region and the second n-type region fully encircles the second p-type region. In another embodiment, the semiconductor device may be a bipolar junction transistor or a rectifier.
A semiconductor structure includes a three dimensional stack including a first semiconductor die and a second semiconductor die. The second semiconductor die is connected with the first semiconductor die with a bump between the first semiconductor die and the second semiconductor die. The semiconductor structure includes a molding compound between the first semiconductor die and the second semiconductor die. A first portion of a metal structure over a surface of the three dimensional stack and contacting a backside of the second semiconductor die and a second portion of the metal structure over the surface of the three dimensional stack and configured for electrically connecting the three dimensional stack with an external electronic device.
An organic light emitting diode (OLED) display including a substrate main body; a driving circuit on the substrate main body; an organic light emitting element on the driving circuit; and a front substrate covering the organic light emitting element and coupled to the substrate main body, wherein the driving circuit includes a wire, the wire including a planar portion parallel to a surface of the substrate main body, and a connection portion connected to the planar portion and extending in a direction orthogonal to the substrate main body.
An organic photoelectronic device includes a first electrode and a second electrode facing each other, and an active layer between the first electrode and the second electrode, the active layer including a heterojunction of a p-type semiconductor and an n-type semiconductor, the p-type semiconductor including a compound represented by Chemical Formula 1.
This technology provides an electronic device and a method of fabricating the same. An electronic device in accordance with an implementation of this document includes a transistor comprising a gate where at least a portion of the gate is filled in a semiconductor substrate including an active region defined by an isolation layer; a junction which is disposed over the active region at both side of the gate and includes a metal-containing layer and a first semiconductor layer doped with an impurity and interposed between the active region and the metal-containing layer; and a material layer which is interposed between the junction and the active region to prevent diffusion of the impurity from the first semiconductor layer and defines an opening for coupling the junction to the active region.
CMOS image sensor pixel sensor cells, methods for fabricating the pixel sensor cells and design structures for fabricating the pixel sensor cells are designed to allow for back side illumination in global shutter mode by providing light shielding from back side illumination of at least one transistor within the pixel sensor cells. In a first particular generalized embodiment, a light shielding layer is located and formed interposed between a first semiconductor layer that includes a photoactive region and a second semiconductor layer that includes the at least a second transistor, or a floating diffusion, that is shielded by the light blocking layer. In a second generalized embodiment, a thin film transistor and a metal-insulator-metal capacitor are used in place of a floating diffusion, and located shielded in a dielectric isolated metallization stack over a carrier substrate.
A sensor package that includes a substrate with opposing first and second surfaces. A plurality of photo detectors are formed on or under the first surface and configured to generate one or more signals in response to light incident on the first surface. A plurality of contact pads are formed at the first surface and are electrically coupled to the plurality of photo detectors. A plurality of holes are each formed into the second surface and extending through the substrate to one of the contact pads. Conductive leads each extend from one of the contact pads, through one of the plurality of holes, and along the second surface. The conductive leads are insulated from the substrate. One or more trenches are formed into a periphery portion of the substrate each extending from the second surface to the first surface. Insulation material covers sidewalls of the one or more trenches.
An imaging apparatus includes a light emitting element layer, an optically transmissive first substrate and a light receiving element. The light emitting element layer faces a plurality of lenses. The optically transmissive first substrate includes a first surface with the light emitting element layer being disposed on the first surface. The light receiving element is arranged on an opposite side to the light emitting element layer so as to interpose the first substrate.
A plurality of first pixels P1 corresponding to color filters of two or more colors constitute a pixel group. A plurality of the pixel groups are arranged so that each of the pixel groups corresponds to one of second pixels P2. The light which is transmitted through the color filters enters first photoelectric conversion units of the first pixels P1 corresponding to the color filters. The light which is transmitted through the pixel group enters a second photoelectric conversion unit of the second pixel P2 corresponding to the pixel group. The number of colors of the color filters corresponding to the plurality of first pixels P1 that constitute the pixel group, and the number of the first pixels P1 corresponding to each color are equal to each other among the plurality of pixel groups.
The present invention provides a method for manufacturing an array substrate comprising: sequentially forming an adhesion enhancement layer, a copper-bearing metal layer and a photoresist layer on a substrate, and respectively forming a reserved region and a removal region by performing exposure and development on the photoresist layer using a mask plate, simultaneously processing the adhesion enhancement layer, the copper-bearing metal layer and the photoresist layer in the removal region by a single wet etching process, to form an adhesion enhancement intermediate layer corresponding to the adhesion enhancement layer, a copper-bearing metal intermediate layer corresponding to the copper-bearing metal layer and the photoresist layer thereon in the reserved region; simultaneously processing the adhesion enhancement intermediate layer, the copper-bearing metal intermediate layer and the photoresist layer by a dry etching process, then stripping off the photoresist layer, to form a patterned adhesion enhancement layer and a patterned copper-bearing metal layer respectively.
An array substrate and manufacturing method thereof, and a display device are capable of preventing light reflection from a drain electrode, and guaranteeing the display effect of the display device. The array substrate includes a drain electrode of a thin film transistor unit, an insulating layer and a pixel electrode. The insulating layer is located between the drain electrode and the pixel electrode, and has a via hole formed therein, and the drain electrode and the pixel electrode are connected through the via hole. A surface of the pixel electrode at the via hole is a rough face.
A method manufacturing a thin film transistor is provided. A gate, a first insulation layer covering the gate, a semiconductor layer over the gate, and a first photoresist pattern are sequentially formed on a substrate. The semiconductor layer is patterned into a channel layer by using the first photoresist pattern as a mask and the first photoresist pattern is subsequently shrunken to remain a portion of the first photoresist pattern on the channel layer. A conductive material layer covering the remained portion of the first photoresist pattern, the channel layer and the first insulation layer is patterned by using a second photoresist pattern as a mask to form a source and a drain separated by a gap region exposing the remained portion. The second photoresist pattern and the remained portion are removed by performing a stripping process to expose the channel layer between the source and the drain.
A thin film transistor substrate includes: a gate insulating film that covers a gate electrode and a common electrode; a transparent oxide film selectively disposed on the gate insulating film; a source electrode and a drain electrode that are spaced from each other on the transparent oxide film; and a light transmissive pixel electrode electrically connected to the drain electrode. The transparent oxide film includes a conductive region and a semiconductor region. The conductive region is disposed in a lower portion of the source electrode and the drain electrode and disposed in a portion that continues from the lower portion of the drain electrode, extends to part of an upper portion of the common electrode, and forms the pixel electrode. The semiconductor region is disposed in a portion corresponding to a lower layer in a region between the source electrode and the drain electrode.
A semiconductor device includes interlayer insulating films spaced apart from each other and stacked over each other, and wherein first ends of the interlayer insulating films form a stepped structure; a slit penetrating the interlayer insulating films and dividing the interlayer insulating films into a plurality of stack structures; line patterns arranged between adjacent interlayer insulating films and separated from each other by the slit; pad patterns connected to the line patterns, formed over the first ends of the interlayer insulating films, and separated from each other by the slit; and at least one punch prevention pattern formed over sidewalls of the pad patterns adjacent to the slit and formed over the first ends of the interlayer insulating films.
A method for manufacturing a nonvolatile memory device in accordance with an embodiment of the present invention may include providing a substrate comprising a cell region and a peripheral region, wherein the peripheral region comprises an NMOS region and a PMOS region; performing a well forming ion implantation over the substrate in the cell region and the NMOS region; performing a threshold voltage adjusting ion implantation over a surface of the substrate in the cell region and the NMOS region; forming a gate pattern comprising a floating gate electrode in the cell region and the peripheral region; and performing a junction ion implantation over a surface of the cell region, wherein the floating gate electrode may have P-type conductivity.
A semiconductor storage device according to an embodiment of the invention includes a semiconductor substrate and a plurality of memory cells on the semiconductor substrate. A first film is provided above the memory cells to form air gaps above a memory string in which the memory cells are connected in series.
The present invention discloses a dual-well complementary metal oxide semiconductor (CMOS) device and a manufacturing method thereof. The dual-well CMOS device includes a PMOS device region and an NMOS device region. Each of the PMOS and NMOS device regions includes a dual-well (which includes a P-well and an N-well), and each of the PMOS and NMOS device regions includes P-type and N-type lightly doped diffusions (PLDD and NLDD) regions respectively in different wells in the dual well. A separation region is located between the PMOS device region and the NMOS device region, for separating the PMOS device region and the NMOS device region. The depth of the separation region is not less than the depth of any of the P-wells and the N-wells in the PMOS device region and the NMOS device region.
In a dual direction ESD protection circuit formed from multiple base-emitter fingers that include a SiGe base region, and a common sub-collector region, the I-V characteristics are adjusted by including P+ regions to define SCR structures that are operable to sink positive and negative ESD pulses, and adjusting the layout and distances between regions and the number of regions.
A chip-stacked semiconductor package including a first chip having a plurality of first real bump pads and a plurality of first dummy bump pads, a second chip on the first chip, the second chip including a plurality of real bumps and a plurality of bridge dummy bumps, the plurality of real bumps electrically connected to the plurality of first real bump pads, the plurality of bridge dummy bumps connected to the plurality of first dummy bump pads, and a sealing member sealing the first chip and the second chip may be provided.
Semiconductor device packages in accordance with this disclosure may include a substrate and a stack of semiconductor dice attached to the substrate. The stack of semiconductor dice may include vias extending through each semiconductor die of the stack for electrically interconnecting the semiconductor dice in the stack to one another and to the substrate. Another semiconductor die may be electrically connected to the stack of semiconductor dice and may be located on a side of the stack of semiconductor dice opposing the substrate. The other semiconductor die may be a heat-generating component configured to generate more heat than each semiconductor die of the stack of semiconductor dice. Electrical connectors may be located laterally adjacent to the vias and may form electrical connections between the substrate and the other semiconductor die in isolation from integrated circuitry of the semiconductor dice in the stack.
An ultra-fine pitch wedge bonding tool and method for its manufacture are disclosed. The wedge tool is formed with a foot width calculated to enable accurate bonding of wires separated at an ultra-fine pitch. The wedge tool is made out of a tungsten carbide alloy having characteristics conforming to specified constraints that lead to improved performance and enable the use of thicker wire. A pocket is formed at the tip of the wedge tool and a wire feeding hole is formed from the rear side of the tool and exiting inside the pocket, at an elevation above the bonding foot. Side walls are provided on both sides of the pocket to guide the wire exiting the feed hole inside the pocket towards the bonding foot.
Bonding wire for semiconductor device use where both leaning failures and spring failures are suppressed by (1) in a cross-section containing the wire center and parallel to the wire longitudinal direction (wire center cross-section), there are no crystal grains with a ratio a/b of a long axis “a” and a short axis “b” of 10 or more and with an area of 15 μm2 or more (“fiber texture”), (2) when measuring a crystal direction in the wire longitudinal direction in the wire center cross-section, the ratio of crystal direction <100> with an angle difference with respect to the wire longitudinal direction of 15° or less is, by area ratio, 10% to less than 50%, and (3) when measuring a crystal direction in the wire longitudinal direction at the wire surface, the ratio of crystal direction <100> with an angle difference with respect to the wire longitudinal direction of 15° or less is, by area ratio, 70% or more. During the drawing step, a drawing operation with a rate of reduction of area of 15.5% or more is performed at least once. The final heat treatment temperature and the pre-final heat treatment temperature are made predetermined ranges.
In accordance with an embodiment of the present invention, a semiconductor device includes a first bond pad disposed at a first side of a substrate. The first bond pad includes a first plurality of pad segments. At least one pad segment of the first plurality of pad segments is electrically isolated from the remaining pad segments of the first plurality of pad segments.
A surface-mount chip is formed by a silicon substrate having a front surface and a side. The chip includes a metallization intended to be soldered to an external device. The metallization has a first portion covering at least a portion of the front surface of the substrate and a second portion covering at least a portion of the side of the substrate. A porous silicon region is included in the substrate to separating the second portion of the metallization from the rest of the substrate.
One semiconductor device includes one parallel transistor for connecting in parallel multiple vertical transistors disposed in an active region on a semiconductor substrate. The parallel transistor includes semiconductor pillars that project out in a direction perpendicular to a main surface of the semiconductor substrate; a lower diffusion layer that is disposed below the semiconductor pillars; upper diffusion layers that are each disposed on an upper section of the semiconductor pillars; and gate electrodes disposed, with a gate insulator film therebetween, on the entire side surfaces of the semiconductor pillars. The upper diffusion layers are connected to one upper contact plug that is disposed over the upper diffusion layers.
A semiconductor device structure and a method for making a semiconductor device. As non-limiting examples, various aspects of this disclosure provide various semiconductor package structures, and methods for making thereof, that comprise a thin fine-pitch redistribution structure.
An electronic device including a plurality of interconnects are orthogonally arranged in a grid pattern and evenly spaced by a first distance, the plurality of interconnects include: a first conductor pair with conductors arranged next to each other in a first direction, the first direction is oriented diagonally relative to the orthogonal grid pattern, a second conductor pair with conductors arranged next to each other in a second direction substantially perpendicular to the first direction, each conductor of the second conductor pair is spaced by the first distance from each signal conductor of the first conductor pair, and a third conductor pair with conductors arranged next to each other in a third direction substantially parallel to the first direction, each conductors of the third conductor pair is spaced by the first distance from one of the signal elements of the second conductor pair.
A semiconductor device (10) includes a metallic base plate (22) provided with an upper surface (22a) and a lower surface (22b), a plurality of insulating substrates (24) provided on the upper surface (22a), and a plurality of semiconductor elements (26) and (28) mounted side by side on the respective insulating substrates (24). Annular grooves (50) and (52) for storing insulating grease are provided on the lower surface (22b) of the base plate (22). A surface (40a) of a cooling fin (40) is superimposed on the lower surface (22b) with insulating grease (42) interposed therebetween and insides of the annular grooves (50) and (52) are filled with the insulating grease (42).
A heat sink for a semiconductor chip device includes cavities in a lower surface thereof for receiving electrical components on a top surface of the semiconductor chip, and a pedestal extending through an opening in the semiconductor chip for contacting electrical components on a bottom surface of the semiconductor chip. A lid may also be provided on the bottom surface of the semiconductor chip for protecting the electrical components and for heat sinking the electrical components to an adjacent device or printed circuit board.
Systems and methods for processing a semiconductor wafer includes a plasma processing chamber. The plasma processing chamber includes an exterior, an interior region with a wafer receiving mechanism and a viewport disposed on a sidewall of the plasma processing chamber providing visual access from the exterior to the wafer received on the wafer receiving mechanism. A camera is mounted to the viewport of the plasma processing chamber on the exterior and coupled to an image processor. The image processor includes pattern recognition logic to match images of emerging pattern captured and transmitted by the camera, to a reference pattern and to generate signal defining an endpoint when a match is detected. A system process controller coupled to the image processor and the plasma processing chamber receives the signal from the image processor and adjusts controls of one or more resources to stop the etching operation.
A method can be used to produce a semiconductor component. A semiconductor layer sequence has an active region that is provided for generating radiation and also has an indicator layer. Material of the semiconductor layer sequence that is arranged on that side of the indicator layer that is remote from the active region is removed in regions. The material is removed using a dry-chemical removal of the semiconductor layer sequence. A property of a process gas is monitored during the removal to determine that the indicator layer has been reached based on a change in the property of the process gas.
In accordance with an embodiment of the present invention, a method for forming a semiconductor device includes forming a device region in a substrate. The device region extends continuously from one sidewall of the substrate to an opposite sidewall of the substrate. The method further includes forming trenches in the substrate. The trenches divide the device region into active regions. The method also includes singulating the substrate by separating the substrate along the trenches.
The method includes disposing semiconductor chips on a package substrate having sawing lines, forming an encapsulant to cover the semiconductor chips on the package substrate, forming a package assembly by a first curing of the encapsulant, forming first grooves by cutting the encapsulant along the sawing lines, performing a second curing of the encapsulant, and dividing the package assembly into unit semiconductor packages by cutting the package substrate along the sawing lines and forming second grooves to overlap the first grooves.
In a method for forming a three-dimensional interconnection, a contact plug is formed within a through hole provided in a substrate and an upper wire formed on an upper side of the substrate and a lower wire formed on a lower side are electrically connected to one another by the contact plug. A coating film is formed on an upper surface of the substrate and inner surface of the through hole by applying a metal film-forming composition containing at least one salt of and a particle of a metal to the substrate provided with the through hole. A metal film is formed by heating the coating film, and plated by filling up the through hole by depositing a conductor on the metal film by a plating process using the metal film as a seed layer. An excess conductor deposited in the plating is removed by a chemical mechanical polishing process.
A method for forming a semiconductor structure includes providing a semiconductor substrate and forming a dielectric layer over the semiconductor substrate. An opening is formed in the dielectric layer. A conductive line is formed in the opening, wherein the conductive line has an open void formed therein. A sealing metal layer is formed overlying the conductive line, the dielectric layer, and the open void, wherein the sealing metal layer substantially fills the open void. The sealing metal layer is planarized so that a top surface thereof is substantially level with a top surface of the conductive line. An interconnect feature is formed above the semiconductor substrate, wherein the interconnect feature is electrically coupled with the conductive line and the sealing metal layer-filled open void.
In one embodiment, a semiconductor device includes a first insulator, and conductors and second insulators alternately provided on the first insulator. Each second insulator of the second insulators has a first side face adjacent to one of the conductors via a first air gap, a second side face adjacent to one of the conductors via a second air gap, first lower faces in contact with the first insulator, and second lower faces provided above the first insulator via third air gaps.
A stitched device is disclosed. The stitched device includes first and second base devices having first and second stitched interconnects electrically coupled in a stitching level. This enables a single substrate of the stitched device to have electrically coupled first and second base devices.
A method of processing a laminated wafer in which a first wafer is laminated on a second wafer, the method including: a laminated wafer forming step of forming the laminated wafer by laminating the first wafer on the second wafer; a modified layer forming step of forming a modified layer within the first wafer by positioning a focusing point of a laser beam within the first wafer and moving the first wafer in a horizontal direction relative to the focusing point while applying the laser beam, the modified layer forming step being performed before or after the laminated wafer forming step is performed; and a separating step of separating part of the first wafer from the laminated wafer with the modified layer as a boundary, the separating step being performed after the laminated wafer forming step and the modified layer forming step are performed.
An electrostatic chuck device including: a plurality of adsorption areas having an electrode generating electrostatic attractive force; and a control portion controlling the electrostatic attractive force against each of the plurality of the adsorption areas independently of other adsorption areas.
Operating methods of purge devices for containers are provided. The operating methods comprise a step of aligning an opening of a container to a first purging unit and placing the container in the purge device. After the container is purged, the container will be heated and filled with extreme clean dry air (XCDA) or nitrogen to finalize the purging process.
A symmetric multicycle rapid thermal annealing (SMRTA) method for annealing a semiconductor material without the material decomposing. The SMRTA method includes a first long-time annealing at a first temperature at which the material is thermodynamically stable, followed by multicycle rapid thermal annealing (MRTA) at temperatures at which the material is not thermodynamically stable, followed in turn by a second long-time annealing at a second temperature at which the material is thermodynamically stable. The SMRTA method can be used to form p-type and n-type semiconductor regions in doped III-nitride semiconductors, SiC, and diamond.
An etching method is provided for performing an etching process on an etching target film arranged on a substrate. The etching method includes the steps of supplying a treatment gas including a halogen-containing gas, hydrogen gas, an inert gas, and oxygen gas; performing a treatment on a patterned mask arranged on the etching target film using a plasma generated from the treatment gas; and etching the etching target film that has undergone the treatment using a plasma generated from an etching gas.
According to various embodiments, a method for processing a carrier may include: performing a dry etch process in a processing chamber to remove a first material from the carrier by an etchant, the processing chamber including an exposed inner surface including aluminum and the etchant including a halogen; and, subsequently, performing a hydrogen plasma process in the processing chamber to remove a second material from at least one of the carrier or the inner surface of the processing chamber.
Various embodiments herein relate to methods, apparatus and systems for forming a recessed feature in a dielectric-containing stack on a semiconductor substrate. In many embodiments, a mask shrink layer is deposited on a patterned mask layer to thereby narrow the openings in the mask layer. The mask shrink layer may be deposited through a vapor deposition process including, but not limited to, atomic layer deposition or chemical vapor deposition. The mask shrink layer can result in narrower, more vertically uniform etched features. In some embodiments, etching is completed in a single etch step. In some other embodiments, the etching may be done in stages, cycled with a deposition step designed to deposit a protective sidewall coating on the partially etched features. Metal-containing films are particularly suitable as mask shrink films and protective sidewall coatings.
A system and method for anti-reflective layers is provided. In an embodiment the anti-reflective layer comprises a floating additive in order to form a floating additive region along a top surface of the anti-reflective layer after the anti-reflective layer has dispersed. The floating additive may comprise an additive group which will decompose along with a fluorine unit bonded to the additive group which will decompose. Additionally, adhesion between the middle layer and the photoresist may be increased by applying an adhesion promotion layer using either a deposition process or phase separation, or a cross-linking may be performed between the middle layer and the photoresist.
According to one embodiment, a manufacturing method of a semiconductor device, comprising: forming a first nitride semiconductor layer on a substrate using a first temperature; decreasing a substrate temperature to a second temperature lower than the first temperature, after the forming the first nitride semiconductor layer; forming a second nitride semiconductor layer on the first nitride semiconductor layer using the second temperature; increasing the substrate temperature to a third temperature higher than the first temperature, after the forming the second nitride semiconductor layer; and forming a third nitride semiconductor layer on the second nitride semiconductor layer using the third temperature.
A method for producing an amorphous oxide thin film includes: a pre-treatment process of selectively changing a binding state of an organic component, at a temperature lower than a pyrolysis temperature of the organic component, in a first oxide precursor film containing the organic component and In, to obtain a second oxide precursor film in which, when an infrared wave number range of from 1380 cm−1 to 1520 cm−1 in an infrared absorption spectrum obtained by performing a measurement by Fourier transform infrared spectroscopy is divided into an infrared wave number range of from 1380 cm−1 to 1450 cm−1 and an infrared wave number range of from more than 1450 cm−1 to 1520 cm−1, a peak positioned within the infrared wave number range of from 1380 cm−1 to 1450 cm−1 exhibits the maximum value in the infrared absorption spectrum within an infrared wave number range of from 1350 cm−1 to 1750 cm−1; and a post-treatment process of removing the organic component remaining in the second oxide precursor film, to transform the second oxide precursor film into an amorphous oxide thin film containing In.
Methods for preventing line collapse during the fabrication of NAND flash memory and other microelectronic devices that utilize closely spaced device structures with high aspect ratios are described. In some embodiments, one or more mechanical support structures may be used to provide lateral support between closely spaced device structures to prevent collapsing of the closely spaced device structures during an etching process (e.g., during a word line etch). In one example, during fabrication of a NAND flash memory, one or more mechanical support structures may be in place prior to performing a high aspect ratio word line etch or may be formed during the word line etch. In some cases, the one or more mechanical support structures may comprise portions of an inter-poly dielectric (IPD) layer that were in place prior to performing the word line etch.
Embodiments disclosed herein include a plasma source for abating compounds produced in semiconductor processes. The plasma source has a first plate and a second plate parallel to the first plate. An electrode is disposed between the first and second plates and an outer wall is disposed between the first and second plates surrounding the cylindrical electrode. The plasma source has a first plurality of magnets disposed on the first plate and a second plurality of magnets disposed on the second plate. The magnetic field created by the first and second plurality of magnets is substantially perpendicular to the electric field created between the electrode and the outer wall. In this configuration, a dense plasma is created.
In one embodiment, an RF generator includes an RF amplifier that includes an RF input, a DC input, and an RF output, the RF amplifier configured to receive at the RF input an RF signal from an RF source; receive at the DC input a DC voltage from a DC source; and provide an output power at the RF output; and a control unit operably coupled to the DC source and the RF source, the control unit configured to receive a power setpoint for the RF output; determine a power dissipation at the RF generator; and alter the DC voltage to a final DC voltage that decreases the power dissipation at the RF generator while enabling the output power at the RF output to be substantially equal to the power setpoint.
A method for generating a smooth surface in a material-specimen includes generating a substantially smooth, first surface region by removing a first material-volume by particle beam etching. The first material-volume is partially defined by the first surface region. An angle between a beam direction and a surface normal of the first surface region is greater than 80° and less than 90°. The method also includes generating a substantially smooth, second surface region by removing a second material-volume. The second material-volume is partially defined by the first surface region and is partially defined by the second surface region. An angle between the beam direction and a surface normal of the second surface region is less than 60°.
A method is provided for forming a three-dimensional article through successive fusion of parts of a powder bed. The method includes the steps of: applying a first powder layer on a work table; directing an electron beam from an electron beam source over the work table, the directing of the electron beam causing the first powder layer to fuse in first selected locations according to a pre-determined model, so as to form a first part of a cross section of the three dimensional article, and intensity modulating X-rays from the powder layer or from a clean work table with a patterned aperture modulator and a patterned aperture resolver, wherein a verification of at least one of a size, position, scan speed, or shape of the electron beam is achieved by comparing detected intensity modulated X-ray signals with saved reference values.
System and method to align a substrate under a shadow mask. A substrate holder has alignment mechanism, such as rollers, that is made to abut against an alignment straight edge. The substrate is then aligned with respect to the straight edge and is chucked to the substrate holder. The substrate holder is then transported into a vacuum processing chamber, wherein it is made to abut against a mask straight edge to which the shadow mask is attached and aligned to. Since the substrate was aligned to an alignment straight edge, and since the mask is aligned to the mask straight edge that is precisely aligned to the alignment straight edge, the substrate is perfectly aligned to the mask.
A compact source for high brightness x-ray generation is disclosed. The higher brightness is achieved through electron beam bombardment of multiple regions aligned with each other to achieve a linear accumulation of x-rays. This may be achieved by aligning discrete x-ray sub-sources, or through the use of x-ray targets that comprise microstructures of x-ray generating materials fabricated in close thermal contact with a substrate with high thermal conductivity. This allows heat to be more efficiently drawn out of the x-ray generating material, and in turn allows bombardment of the x-ray generating material with higher electron density and/or higher energy electrons, leading to greater x-ray brightness. The orientation of the microstructures allows the use of an on-axis collection angle, allowing the accumulation of x-rays from several microstructures to be aligned to appear to have a single origin, also known as “zero-angle” x-ray radiation.
A fuse assembly includes a bus bar fuse and a clip. The bus bar fuse has a leg with a slotted opening. The clip surrounds a portion of the leg. The clip includes a first side having a threaded through-hole and a second side extending from the first side at an angle with respect to the first side. A third side extends from the second side at an angle with respect to the second side. The third side includes a through-hole. The threaded through-hole of the clip provides for captivation of the fastener within the clip when mounting the fuse assembly to the fuse mounting block assembly.
An electromagnetic switch includes a main contact housing portion housing a main contact mechanism having a pair of fixed contacts fixedly disposed maintaining a predetermined interval and a movable contact disposed to connect with and separate from the pair of fixed contacts in a contact housing case; an auxiliary contact housing portion housing at least two auxiliary contact mechanisms having fixed contacts and movable contacts disposed connecting to and separating from the fixed contacts; and an electromagnet unit having a movable plunger individually coupled to move the movable contact of the main contact mechanism and the movable contacts of the auxiliary contact mechanisms. The main contact housing portion, the auxiliary contact housing portion, and the electromagnet unit are disposed in series.
The disclosure relates to a circuit arrangement for suppressing an arc occurring during a switching process, wherein a current bypass path comprises a PTC resistor connected in series with a fuse. The current bypass path is provided in parallel with a switch. The disclosure also relates to a photovoltaic power plant with a photovoltaic generator which is connected to an inverter via DC lines. In this arrangement, such a circuit arrangement is arranged in at least one of the DC lines.
An electrical switching device including at least a nominal contact arrangement, the nominal contact arrangement at least a first nominal contact with a plurality of nominal contact fingers forming a finger cage concentric with respect to a longitudinal axis (z), and at least a mating second nominal contact. An arcing contact arrangement including a first arcing contact and a mating second arcing contact. An arcing contact finger including at its free end a first impact area in which a first contacting to the second arcing contact occurs when closing, the electrical switching device. The first impact area is formed by a first planar surface arranged at an inclination angle (α) larger than zero degrees with respect to the longitudinal axis (z).
A fusible switch disconnect device includes a housing adapted to receive at least one fuse therein, and a switchable contact for connecting the fuse to circuitry. A current detecting element, a tripping mechanism, and control circuitry are provided to move the switchable contact to an open position in response to predetermined electrical current conditions in the device.
Mounting systems can couple a remote control to a wall, such as a wall of a television. In some embodiments, an adhesive couples the mounting system to the wall. The mounting system can include a clamp configured to secure a cable that charges the remote control. Sliding the remote control into the mounting system can couple the remote control to the cable.
An apparatus and a method for receiving power wirelessly, and an apparatus and a method for transmitting power wirelessly are provided. The apparatus for transmitting power wirelessly includes: a source resonator configured to transmit power wirelessly to a target resonator through a mutual resonance with the target resonator; a power supply unit configured to supply power to the source resonator; and a matching unit configured to connect a passive device to the power supply unit in series or in parallel to match an output impedance of the power supply unit and an input impedance of the source resonator.
The present disclosure relates to composite inductor structures for use in integrated circuits. There is provided a composite inductor structure comprising a first inductor coil and a second inductor coil. The second inductor coil comprises a multi-turn loop that surrounds the first inductor coil. The first inductor coil comprises two multi-turn loops which are connected in a figure-of-eight configuration about a central terminal so as to cause a current flowing in a first loop of the multi-turn loops to circulate around the first loop in a first rotational direction, and a current flowing in a second loop of the multi-turn loops to circulate around the second loop in a second rotational direction opposite the rotational direction of current flow in the first loop, said direction of current flow in the first and second loops being mirror images of each other.
A pre-expanded cover unit for an electrical cable includes a cold-shrinkable, tubular, elastomeric cover sleeve, a removable holdout, and a positioning device. The cover sleeve defines a cover sleeve through passage configured to receive the electrical cable. The holdout is mounted within the cover sleeve through passage and configured to be withdrawn therefrom. The holdout maintains the cover sleeve in an expanded state in which the cover sleeve is elastically expanded and, when withdrawn from the cover sleeve through passage, permits the cover sleeve to radially contract to a contracted state about the electrical cable. The positioning device is secured to the cover sleeve and includes a cable clamp. The cable clamp is configured to secure the positioning device to the electrical cable such that, when the holdout is withdrawn from the cover sleeve, the positioning device axially constrains the cover sleeve relative to the cable to axially align the contracted cover sleeve with the electrical cable.
A high-temperature cable and a method of making the same is provided. The high-temperature cable includes at least one conductor. An inorganic tape is wrapped around the at least one conductor. An armor shell is applied exterior of the inorganic tape.
An umbilical for use in the offshore production of hydrocarbons, the umbilical comprising a plurality of functional elements contained within an outer sheath, at least one of said functional elements comprising a multicore electric cable, said multicore electric cable comprising a plurality of insulated electric conductors electrically insulated from each other and assembled together in a helical or S/Z manner, said multicore electric cable further comprising a protective polymer sheath surrounding said plurality of insulated electric conductors, said multicore electric cable further comprising a tubular metallic layer located inside said protective polymer sheath and surrounding said plurality of insulated electric conductors.
An insulated winding wire may include a conductor and insulation formed around the conductor. The insulation may include a base insulation layer formed around the conductor and having a first dielectric constant (ε1). The insulation may further include an extruded thermoplastic layer formed around the base insulation layer and having a second dielectric constant (ε2). The extruded thermoplastic layer may include (i) at least one polymer comprising a ketone group and (ii) at least one fluoropolymer. A ratio of the dielectric constant (ε2) of the extruded thermoplastic layer to the dielectric constant (ε1) of the base layer at 250° C. may be less than or equal to approximately 1.0.
An object of the present invention is to provide a positive active material for a nonaqueous electrolyte secondary battery which has a large discharge capacity and is superior in charge-discharge cycle performance, initial efficiency and high rate discharge performance, and a nonaqueous electrolyte secondary battery using the positive active material. The present invention pertains to a positive active material for a nonaqueous electrolyte secondary battery containing a lithium transition metal composite oxide which has a crystal structure of an α-NaFeO2 type, is represented by a compositional formula Li1+αMe1−αO2 (Me is a transition metal element including Co, Ni and Mn, α>0), and has a molar ratio Li/Me of Li to the transition metal element Me of 1.2 to 1.6, wherein a molar ratio Co/Me of Co in the transition metal element Me is 0.02 to 0.23, a molar ratio Mn/Me of Mn in the transition metal element Me is 0.62 to 0.72, and the lithium transition metal composite oxide is observed as a single phase attributed to a space group R3-m on an X-ray diffraction chart when it is electrochemically oxidized up to a potential of 5.0 V (vs. Li/Li+).
An apparatus for holding radioactive objects includes a base and a central pillar extending upwardly between a bottom end coupled to the base and a top end above the base. A plurality of inner segments are spaced around the central pillar, and a plurality of outer segments are spaced around the inner segments to form pairs. The inner segments, the outer segments and the central pillar may be coupled together to permit limited radial movement of at least one of the segments of each pair. Each pair may define a generally vertical, object-receiving channel arranged between the inner and outer segment of the pair. The segments of each pair may be adapted to bear against an object in the channel of the pair to laterally restrain the object and facilitate heat transfer from the object.
A semiconductor memory apparatus includes a first comparison block configured to compare a plurality of channel data with one another and generate a first comparison signal, or output one of the plurality of channel data as the first comparison signal, in response to a plurality of channel select signals; a second comparison block configured to compare the plurality of channel data and generate a second comparison signal when the plurality of channel select signals have a predetermined combination and a channel detection signal has a predetermined logic level; a channel selection detection block configured to enable the channel detection signal when only one channel select signal among the plurality of channel select signals is enabled; and a combined output block configured to enable a test result signal when at least one comparison signal of the first and second comparison signals is enabled.
In a pulse output circuit in a shift register, a power source line which is connected to a transistor in an output portion connected to a pulse output circuit at the next stage is set to a low-potential drive voltage, and a power source line which is connected to a transistor in an output portion connected to a scan signal line is set to a variable potential drive voltage. The variable potential drive voltage is the low-potential drive voltage in a normal mode, and can be either a high-potential drive voltage or the low-potential drive voltage in a batch mode. In the batch mode, display scan signals can be output to a plurality of scan signal lines at the same timing in a batch.
According to one embodiment, a semiconductor memory device includes a memory cell array, a first circuit, and a second circuit. The first circuit executes program and read. The program is processing for changing a threshold voltage of a memory cell to a voltage according to data. The data includes first data of a bit and second data of a bit. The program of the second data is executed after the program of the first data. The read includes measuring the threshold voltage. The second circuit manipulates a flag in accordance with execution of the program of the second data. In a case where the second data is a target of the read, the second circuit refers to the flag. In a case where the flag indicates non-execution of the program of the second data, the second circuit aborts the measuring before the measuring of the threshold voltage is completed.
Methods and systems for sensing memory cells using a sense amplifier that can support both ramp sensing and conventional sensing are described. With ramp sensing, a word line of a memory array may be ramped up linearly and a sensing operation may be performed by the sense amplifier while the word line is continuously being ramped up. In this case, during the sensing operation, the sense amplifier may sense a bit line of the memory array connected to a memory cell while the word line is ramping up and then transfer the result into a data latch. In contrast, with conventional sensing, a bit line of the memory array may be first precharged to a particular voltage level (e.g., a read voltage level) and then sensed while the word line is held at the particular voltage level.
A non-volatile semiconductor memory device includes a memory cell, and a sense amplifier that includes a latch unit, a first transistor having a first end electrically connected to the latch unit and a second end electrically connected to a first node, a second transistor having a first end electrically connected to the first node and a second end electrically connected to the memory cell, and a third transistor having a first end electrically connected to a second node between the first end of the first transistor and the latch unit. A control unit of the device controls the sense amplifier during a read operation, to charge the second node to a first voltage, and then charge the first node to a second voltage, turn on the second transistor after charging the first node to the second voltage, and turn on the third transistor after turning on the second transistor.
Methods for reducing cross-temperature dependent word line failures using a temperature dependent sensing scheme during a sensing operation are described. In some embodiments, during a read operation, the sensing conditions applied to memory cells within a memory array (e.g., the sensing time, source line voltage, or bit line voltage) may be set based on a temperature of the memory cells during sensing and a word line location of the memory cells to be sensed. In one example, the memory array may comprise a NAND memory array that includes a NAND string and the sensing time for sensing a memory cell of the NAND string and the source line voltage applied to a source line connected to a source end of the NAND string may be set based on the temperature of the memory cells during sensing and the word line location of the memory cells to be sensed.
Methods for forming non-volatile storage elements in a non-volatile storage system are described. In some embodiments, during a forming operation, a cross-point memory array may be biased such that waste currents are minimized or eliminated. In one example, the memory array may be biased such that a first word line comb is set to a first voltage, a second word line comb interdigitated with the first word line comb is set to the first voltage, and selected vertical bit lines are set to a second voltage such that a forming voltage is applied across non-volatile storage elements to be formed. In some embodiments, a memory array may include a plurality of word line comb layers and a forming operation may be concurrently performed on non-volatile storage elements on all of the plurality of word line comb layers or a subset of the plurality of word line comb layers.
First threshold voltages of one or more memory cells in a memory array are obtained. For each memory cell in the one or more memory cells, a target threshold voltage for the memory cell is identified. A number of programming shots to reach the target threshold voltage of the memory cell is determined based on the first threshold voltage of the memory cell. Respective number of programming shots, which are determined for the one or more memory cells, are applied to the one or more memory cells. Whether respective target threshold voltages for the one or more memory cells are reached is verified upon applying the respective number of programming shots to the one or more memory cells.
The present disclosure includes apparatuses and methods for determining soft data for combinations of memory cells. A number of embodiments include an array of memory cells including a first and second memory cell each programmable to one of a number of program states, wherein a combination of the program states of the first and second memory cells corresponds to one of a number of data states, and a buffer and/or a controller coupled to the array and configured to determine soft data associated with the program states of the first and second memory cells and soft data associated with the data state that corresponds to the combination of the program states of the first and second memory cells based, at least in part, on the soft data associated with the program states of the first and second memory cells.
A semiconductor device with a memory unit of which the variations in the operation timing are reduced is provided. For example, the semiconductor device is provided with dummy bit lines which are arranged collaterally with a proper bit line, and column direction load circuits which are sequentially coupled to the dummy bit lines. Each column direction load circuit is provided with plural NMOS transistors fixed to an off state, predetermined ones of which have the source and the drain suitably coupled to any of the dummy bit lines. Load capacitance accompanying diffusion layer capacitance of the predetermined NMOS transistors is added to the dummy bit lines, and corresponding to the load capacitance, the delay time from a decode activation signal to a dummy bit line signal is set up. The dummy bit line signal is employed when setting the start-up timing of a sense amplifier.
In one memory array embodiment, in order to compensate for bit-line leakage currents by OFF-state bit-cell access devices, a leakage-current reference circuit tracks access-device leakage current over different process, voltage, and temperature (PVT) conditions to generate a leakage-current reference voltage that drives a different leakage-current abatement device connected to each different bit-line to inject currents into the bit-lines to compensate for the corresponding leakage currents. In one implementation, the leakage-current reference circuit has a device that mimics the leakage of each access device configured in a current mirror that drives the resulting leakage-current reference voltage to the different leakage-current abatement devices.
A static random access memory (SRAM) cell includes a storage unit configured to store a data bit in a storage node. The SRAM cell further includes an access unit coupled to the storage unit. The access unit is configured to transfer current to the storage node when a word line is asserted. The SRAM cell further includes a row header configured to provide current from a power supply when the word line is not asserted, and to not provide current from the power supply when the word line is asserted. The SRAM cell further includes a column header configured to provide current from a power supply when a write column line is not asserted, and to not provide current from the power supply when the write column line is asserted.
An apparatus includes a first circuit and a second circuit. The first circuit may be configured to (i) receive a sequence of input values that have been carried on a single-ended line of a data bus coupled to a memory channel, (ii) slice a previous input value of said sequence of input values to generate a previous output value, (iii) slice a current input value of said sequence of input values to generate a current output value, and (iv) present said current output value on a differential line. The previous input value generally precedes said current input value in said sequence of input values. The second circuit may be configured to decode said previous input value based on a tap coefficient value to generate a plurality of feedback values suitable to reduce an inter-symbol interference in said current input value caused by said previous input value.
A semiconductor memory device and a method for accessing the same are disclosed. The semiconductor memory device includes an oxide heterojunction transistor which includes: an oxide substrate; an oxide film on the oxide substrate, wherein an interfacial layer between the oxide substrate and the oxide film behaves like two-dimensional electron gas; a source electrode and a drain electrode being located on the oxide film and electrically connected with the interfacial layer; a front gate on the oxide film; and a back gate on a lower surface of the oxide substrate, wherein the source electrode and the drain electrode of the oxide heterojunction transistor are respectively connected with a first word line and a first bit line for reading operation, and wherein the front gate and the back gate are respectively connected with a second word line and a second bit line for writing operation.
An integrated circuit including a sense amplifier connected to a sense line is provided. The sense amplifier is configured to end a precharge phase of the sense line based on a state of the sense amplifier. A single-ended sense amplifier determines its own precharge level, ends the precharge phase, and starts evaluation as soon as precharge is ended, without waiting for a globally timed signal to end the precharge phase.
A memory structure includes N array regions and N page buffers coupled to the N array regions, respectively. N is an integer ≧2. Each of the N array regions includes a 3D array of a plurality of memory cells. The memory cells have a lateral distance d between two adjacent memory cells on a horizontal cell plane of the 3D array. Each of the N array regions further includes a plurality of conductive lines. The conductive lines are disposed over and coupled to the 3D array. The conductive lines have a pitch p, and p/d=⅕ to ½. The N array regions and the N page buffers are arranged on one line along an extension direction of the conductive lines.
A semiconductor package includes: a plurality of memory packages which are arranged on a substrate; and a logic chip, which has a rhombus shape including first through fourth corners and first through fourth sides connecting the first through fourth corners, is arranged adjacent to the plurality of memory packages, and includes a plurality of terminals that are electrically connected to the plurality of memory packages, as seen on a plan view of the semiconductor package, wherein the plurality of terminals include system address terminals which are adjacent to the first corner of the logic chip and first and second system data terminals which are respectively arranged on the first and second sides contacting the first corner. Another semiconductor package and a method of fabrication are disclosed.
In one embodiment, a data storage system includes a head configured to produce a signal representing data stored on a storage medium, a bank of noise whitening filters configured to apply one or more noise whitening filters to the signal to produce a filtered signal, and a data-dependent noise mean calculator configured to estimate a data-dependent noise mean from the filtered signal. The system also includes a branch metric calculator configured to perform one or more branch metric calculations on the filtered signal to produce one or more branch metrics, the one or more branch metric calculations accounting for the data-dependent noise mean. Moreover, the system includes an adaptive data-dependent noise-predictive maximum likelihood (D3-NPML) detector configured to generate an output stream from the one or more branch metric calculations.
In one embodiment, a magnetic head includes a lower magnetic shield layer positioned at a media-facing surface, a pinned layer positioned above the lower magnetic shield layer at the media-facing surface, at least two MR elements extending in an element height direction by a first length positioned above the pinned layer and separated in a cross-track direction by an inner layer, bias layers extending in the element height direction by a second length positioned on outside edges of the MR elements and the pinned layer, and current paths positioned above and in electrical communication with the bias layers on either side of the inner layer, each current path extending in the element height direction away from the media-facing surface by a third length.
In a method and system for controlling voice communication of a first person with at least a second person via a communication network a first microphone receives and converts vocal utterances from the first person to a voice signal. A first processor generates a transmission signal by processing the voice signal. A transmitter sends the transmission signal to a receiver. The receiver generates a listening signal by processing the received signal and transmits the listening signal to a speaker. The speaker converts the listening signal to an acoustic signal to be perceived by the first person. In this method a second processor generates the listening signal from the received signal by branching the voice signal and adding the branched voice signal to the received signal. The branched voice signal may be subjected to variable attenuation and/or amplification before being added to the branched voice signal to the received signal.
Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for speaker verification. The methods, systems, and apparatus include actions of inputting speech data that corresponds to a particular utterance to a first neural network and determining an evaluation vector based on output at a hidden layer of the first neural network. Additional actions include obtaining a reference vector that corresponds to a past utterance of a particular speaker. Further actions include inputting the evaluation vector and the reference vector to a second neural network that is trained on a set of labeled pairs of feature vectors to identify whether speakers associated with the labeled pairs of feature vectors are the same speaker. More actions include determining, based on an output of the second neural network, whether the particular utterance was likely spoken by the particular speaker.
A dialog system that includes a dialog manager to manage a conversation between the dialog system and a user, and to associate the conversation with a complex activity, and a plan engine to execute a plan script in connection with the complex activity, the plan script including a set of atomic dialog activities and logic to control a data and sequence flow of the atomic dialog activities, the set of atomic dialog activities being sub-activities of the complex activity, the complex activity being specified via a declarative activity specification language that connects the atomic dialog activities with a process.
On a computing device a speech utterance is received from a user. The speech utterance is a section of a speech dialog that includes a plurality of speech utterances. One or more features from the speech utterance are identified. Each identified feature from the speech utterance is a specific characteristic of the speech utterance. One or more features from the speech dialog are identified. Each identified feature from the speech dialog is associated with one or more events in the speech dialog. The one or more events occur prior to the speech utterance. One or more identified features from the speech utterance and one or more identified features from the speech dialog are used to calculate a confidence score for the speech utterance.
Systems and methods for creating and presenting sensory stimulating content in a cyber reality environment. One aspect of the disclosure allows a composer to associate audio content with one or more virtual triggers, and to define behavior characteristics which control the functioning of each virtual trigger. Another aspect of the disclosure provides a variety of user interfaces through which a performer can cause content to be presented to an audience.
Methods and apparatuses are disclosed for improving graphics abilities while switching between graphics processing units (GPUs). Some embodiments may include a display system, including a plurality of graphics processing units (GPUs) and a memory buffer coupled to the GPUs via a timing controller, where the memory buffer stores data associated with a first video frame from a first GPU within the plurality of GPUs and where the timing controller is switching between the first GPU and a second GPU within the plurality.
An information processing device includes: execution means for executing an application program; determination means for determining a size of a window to be displayed depending on the application program; receiving means for receiving at least one data set from among a plurality of data sets; data selection means for selecting one data set from among the plurality of data sets, depending on the window size determined by the determination unit; execution control means for controlling the execution means to process the one data set selected by the data selection means from among the received at least one data set, in accordance with the application program; and display control means for controlling the display means to show a screen based on the one data set to be processed by the execution means.
A display apparatus includes: a display unit including a modulator that modulates a plurality of color light fluxes and a light source section that includes a plurality of light sources corresponding to at least any of the color light fluxes; a light source driver that supplies the light sources with pulse currents; and a controller that sets the cycle of each of the pulse currents and an ON-period of the pulses in the pulse current in accordance with the luminance of the light source, wherein when the luminance of any of the light sources is so set that the ON-period of the pulse current is shorter than a preset lower limit, the controller sets the length of the ON period of the pulse current to be equal to the lower limit or at a value longer than the lower limit and reduces the current value of the pulse current.
The present invention provides a character highlighting control apparatus including a character pixel extractor and a highlighting degree controller. The character pixel extractor is configured to extract a pixel corresponding to a character part from input image data. The highlighting degree controller is configured to carry out control in such a way that a maximum emission luminance of a display device is linked with input image data, to thereby selectively increase an emission luminance of an extracted pixel on a display screen and avoid increase of an emission luminance of a background part on the display screen.
A display device that can be used with another display device, includes: a display unit; a command receiving unit which receives a control command or ID information from an external remote controller; and a command processing unit. The display unit displays the display device's own ID in response to reception of the control command by the command receiving unit. If the command receiving unit receives the ID information indicating the display device's own ID after the display unit starts displaying the display device's own ID, the command processing unit performs processing corresponding to the control command.
A gate signal line driving circuit includes plural basic circuits, each outputting to a gate signal line a gate signal which is high during a high signal period and low during a low signal period. Each of the basic circuits includes: agate line high voltage application circuit which is turned on in accordance with the high signal period to apply the high voltage to the gate signal line; a gate line low voltage application circuit which is turned on in accordance with the low signal period to apply the low voltage to the gate signal line; and a second gate line low voltage application circuit which is turned on to apply the low voltage to the gate signal line in at least a part of a period between turning off the gate line high voltage application circuit and turning on the gate line low voltage application circuit.
A local failure of display video is suppressed. An LED data calculating portion that generates an approximate curve obtained by approximating the distribution of values of an input image, the approximate curve whose amount of change is less than or equal to a predetermined value, and calculates LED data based on the generated approximate curve and a liquid crystal transmittance calculating portion that calculates the liquid crystal transmittance based on the input image and the approximate curve generated by the LED data calculating portion are provided.
A display may have an array of pixels. Each pixel may have a light-emitting diode that emits light under control of a drive transistor. The organic light-emitting diodes may have a common cathode layer, a common electron layer, individual red, green, and blue emissive layers, a common hole layer, and individual anodes. The hole layer may have a hole injection layer stacked with a hole transport layer. Pixel circuits for controlling the diodes may be formed from a layer of thin-film transistor circuitry on a substrate. A planarization layer may cover the thin-film transistor layer. Lateral leakage current between adjacent diodes can be blocked by shorting the common hole layer to a metal line such as a bias electrode that is separate from the anodes. The metal line may be laterally interposed between adjacent pixels and may be formed on the planarization layer or embedded within the planarization layer.
A display apparatus includes: a plurality of pixels coupled to gate lines and to data lines configured to cross the gate lines, a gate driver configured to apply gate signals to the gate lines, a first data driver configured to apply first data voltages to first signal lines, a first DEMUX part configured to selectively couple the first signal lines to the data lines, a second data driver configured to apply second data voltages to second signal lines positioned to correspond to the first signal lines, and a second DEMUX part positioned to face the first DEMUX part such that the pixels are positioned between the first and second DEMUX parts, the second DEMUX part configured to couple the second signal lines to the data lines, which are not coupled to the first signal lines. Each of the first data voltages has a polarity opposite to a polarity of a corresponding second data voltage of the second data voltages.
An article for protecting a display screen of an electronic device with a display surface. The article may comprise a substrate configured to cover the screen of the device during us of the device, at least a portion of the substrate being substantially transparent to permit viewing of the display surface through the substrate. The substrate may have a perimeter, an outer surface for facing outwardly from the display surface when the substrate is applied to the display surface, and an inner surface for facing toward the display surface when the substrate is applied to the display surface. The article may comprise at least one marking on the substrate.
A three dimensional stand alone pop up assembly and method for making the same, the assembly comprising outer structural wall panels connected with an internal support structure having a spreader, center support element and base components. The assembly moves between a first position, whereby the support structure is folded within the wall panels of the outer structure, and a second position whereby outer structural panels are unfolded into a three-dimensional stand-alone pop-up structure supported in the open position by the internal support structure. The assembly utilizes an internal support structure which folds internally and alleviates the need for an extended base or protruding member. The assembly accommodates a variety of lighting and sound features and can be configured in a variety of three dimensional stand alone pop up designs.
Methods and apparatus for generating electronic records of marking operations for underground facilities/utilities. Electronic records of marking information may be logged/stored in local memory of a marking device, formatted in various manners, processed and/or analyzed at the marking device itself, and/or transmitted in whole or in part to another device (e.g., a remote computer/server) for storage, processing and/or analysis. In one example, an output stream of data packets is provided, wherein each data packet includes one or more flag fields that is/are set or reset upon at least one actuation of the marking device.
For use in training needle techniques such as spinal anesthesia and or lumbar epidural steroid injections, a spinal model includes a complete natural bone vertebral column that is embedded in a matrix of crystal clear ballistic gel. The synthetic gel does not harbor bacteria, can be reused and does not require refrigeration. Natural bone offers significantly better image contrast over radiopaque replicas. A transparent synthetic gel matrix permits observation of needle progression by both the trainee and the trainer and provides unique opportunities for coaching and intercession to prevent poor needle placement prior to its occurrence.
A system for characterizing manual welding exercises and providing valuable training to welders that includes components for generating, capturing, and processing data. The data generating component further includes a fixture, workpiece, at least one calibration devices each having at least two point markers integral therewith, and a welding tool. The data capturing component further includes an imaging system for capturing images of the point markers and the data processing component is operative to receive information from the data capturing component and perform various position and orientation calculations.
A math teaching tool is provided which can perform teaching more efficiently. The math teaching tool is characterized in the followings. It includes a vessel and a plurality of marbles disposed inside the vessel; the vessel includes a partition defining a boundary of a plurality of regions and a communication part allowing the plurality of regions defined by the partition to communicate with each other; at least one region of the plurality of regions of the vessel is configured so that the plurality of marbles are arrayed into a plurality of lines per unit of five marbles along a first direction of the vessel; and the plurality of marbles include five marbles connected together.
A digital navigation map is updated by floating car data, wherein vehicles transmit their own position to a traffic control center, the traffic control center and/or at least one vehicle identifies a hazard situation, and an update for the digital navigation maps of the vehicles in the surroundings is initiated and performed.
A trainable transceiver is provided having an integrated interface connections with various vehicle modules for use with various remote electronic devices and a method of programming and using the same. The wireless trainable transceiver is in a vehicle with an integrated interface allowing connection to a human-to-machine interface and vehicle position determination device, such a navigation system and compass and the wireless trainable transceiver has the ability to change functions associated with preset buttons on the trainable transceiver, depending upon the location of the vehicle.
An alarm system may be provided and may include a miniature coin size tag attached to doors and windows. The tag has electronic 3 axial accelerometer with wireless notification system to user's smart phone.
A behavior controller system and its operations are described herein. In embodiments, the operations can include determining an outcome to present for a wagering game. The wagering game includes a wagering game object configured to present the outcome using a set of possible behavioral responses. The operations can further include, based on the outcome, determining priorities for the set of possible behavioral responses and performing at least a portion of the set of possible behavioral responses according to the priorities. The operations can further include; and causing the wagering game object to present the outcome for the wagering game based on the performing the at least the portion of the set of possible behavioral responses.
A method, gaming machine and gaming system is described that provides for session information monitoring. Session information is formed by monitoring play of a game by a player on a gaming machine. At the option of the player of the gaming machine the session information is either combined with session information from another gaming machine, or is not combined.
Methods of tracking points among participants in various wagers. An indication of a wager may be received, including point distributions, participants, an event, etc. An indication of an outcome of the wager may be received. Points may be allocated among participants in accordance with a desired point distribution based on the outcome of the wager. An indication of a point adjustment may be received, and points may be adjusted accordingly. The point adjustment may be associated with an external exchange between participants in a wager. Other embodiments are disclosed.
In at least some aspects, the present concepts include a wearable haptic device including one or more input devices, one or more haptic output devices, one or more processors, and a communication device, wherein the one or more processors are configured to cause the one or more haptic output devices to output a haptic output, of a plurality of haptic outputs, responsive to an event in a game, of a plurality of possible game events, in accord with a mapping of haptic outputs to game events.
Various aspects described for implementing hybrid arcade/wager-based gaming techniques via computer networks, including one or more casino gaming networks. The hybrid arcade/wager-based game may include a non-wager based gaming portion and a wager-based gaming portion. One or more players are able to concurrently engage in continuous game play of the non-wager based gaming portion during execution of wager-based gaming events which are automatically triggered based on events which occur during play of the non-wager based gaming portion. Other aspects are directed to wager-based gaming techniques for remotely retrieving, before the occurrence of wager-based triggering events, one or more batches of predetermined RNG outcomes from an RNG engine, and for using at least one of the retrieved, predetermined RNG outcomes to determine future wager-based game event outcomes.
A switch unit is provided, comprising: a display part configured to display an image in at least one input area; an input part provided above the display part, the input part comprising a contact, wherein when the input part is pressed toward the at least one input area displayed on the display part, the contact corresponding to the input area is conducted; and an operating button configured to cause conduction of the contact of the input part, the contact corresponding to the input area, by a press-down operation toward the input area of the display part, wherein the operating button is made of a translucent rectangular parallelepiped member, and at least one side wall of the translucent rectangular parallelepiped member is formed into an inclined surface widening outwardly toward bottom of the operating button.
A cash recycling system and a banknote separating device thereof are provided. The banknote separating device includes a supporting side plate, and an impeller wheel assembly, a banknote separating assembly, a first banknote pressing assembly and a second banknote pressing assembly mounted to the supporting side plate. The first banknote pressing assembly includes a first banknote pressing plate and a synchronous belt pulley mechanism configured to drive the first banknote pressing plate, and the synchronous belt pulley mechanism includes two synchronous pulleys and a synchronous belt sleeved on the synchronous pulleys. With the banknote separating device, the structure is simplified, the banknote clamping risk is reduced, and the reliability is improved.
The invention concerns a value document comprising particulate agglomerates respectively containing at least two different homogeneous phases, wherein the first homogeneous phase is based on a first non-luminescent substance detectable by a spectroscopic method and the second homogeneous phase is based on a second non-luminescent substance detectable by a spectroscopic method, and wherein upon an evaluation of measurement values that are obtainable by a location-specific measurement, carried out at different locations of the value document, of the first measurement-signal intensity caused by the first substance and underlying the spectroscopic method and the second measurement-signal intensity caused by the second substance and underlying the spectroscopic method, there is a statistical correlation between the first measurement-signal intensities and the second measurement-signal intensities.
Systems and methods are provided for providing access to secure-access facilities based on pairing of the secure-access facilities with a user device such as a wearable device. A pairable secure-access facility may be a public storage facility or device such as a locker that includes communications circuitry for pairing with the user device. Once paired with the user device, the locker may operate a locking mechanism to lock the locker when the user device is away from the locker and to unlock the locker when the user device is in the vicinity of the locker. The locker may include a beacon for detecting and pairing with the user devices. Pairing the user device and the locker may include entering a locker identifier into the user device to ensure that the intended user device is paired with the intended locker.
A method and system for applying photo texture to geolocated 3D models operates within a 3D modeling system. The modeling system includes a modeling application operating on a workstation and a database of geotagged imagery. A 3D model created or edited within the 3D modeling system is geolocated such that every point in the 3D modeling space corresponds to a real world location. For a selected surface, the method and system search the database of imagery to identify in the database one or more images depicting the selected surface of the 3D model. The method and system identify the boundaries of the selected surface within the image by transforming two or more sets of coordinates from the 3D modeling space to a coordinate space corresponding to the image. The portion of the image corresponding to the selected surface is copied and mapped to the selected surface of the 3D model.
The disclosure provides an information processing method and an electronic device. The information processing method includes: acquiring a first file; displaying a first content in a first region in a first display mode, the first content characterizes a first part of a display content of the first file and the first region is a region capable of triggering the display content of the first file to be displayed upon a triggering operation is detected; and displaying a second content in a second region in a second display mode if a first preset condition is satisfied, the second content characterizes a second part of the display content of the first file and the second region is a region capable of triggering the display content of the first file to be displayed upon a triggering operation is detected, the first region is different from the second region.
A method for reconstructing magnetic resonance imaging data includes acquiring a measurement dataset using a magnetic resonance imaging device and determining an estimated image dataset based on the measurement dataset. An iterative reconstruction process is performed to refine the estimated image dataset. Each iteration of the iterative reconstruction process comprises: updating the measurement dataset and a sparse coefficient dataset based on the estimated image dataset and a plurality of belief propagation terms, incorporating a noise prior dataset into the measurement dataset, incorporating a sparsity prior dataset into the sparse coefficient dataset, updating the plurality of belief propagation terms based on the measurement dataset and the sparsity prior dataset, and updating the estimated image dataset based on the plurality of belief propagation terms. A reconstructed image and confidence map are generated using the estimated image dataset.
A method for compressing a bi-level document image containing text is disclosed. The document image is segmented into symbol images each representing a letter, numeral, etc. in the document. The symbol images are classified into a plurality of classes, each class being associated with a template image and a class index. Classification is done by comparing each symbol to be classified with template of existing classes, using a number of image features including zoning profiles, side profiles, topology statistics, and low-order image moments. These image features are compared using a tolerance based method to determine whether the symbol matches the template. After classification, certain classes that have few symbols classified into them may be merged with other classes. In addition, the template images of the classes are down-sampled, where the final sizes of the template images are dependent on the likelihood of confusion of the template with other templates.
Systems and methods for image processing may perform one or more operations including, but not limited to: receiving raw image data from at least one imaging device; computing at least one image depth distance from the raw image data; computing one or more image validity flags from the raw image data; generating at least one data validity mask from the one or more image validity flags; determining a background imagery estimation from at least one image depth distance; generating at least one foreground mask from the background imagery estimation and the at least one image depth distance; generating at least one region-of-interest mask from the data validity mask and the foreground mask; and generating filtered raw image data from the raw image data and at least one region of interest mask.
An orientation estimation apparatus estimates a position and an orientation of an image capturing unit based on positions of a marker on the image and in the real space when the maker is detected; and based on positions of feature points on the captured image and in the real space, and initial values of the position and the orientation of the unit when the maker is not detected. Further, the apparatus calculates a failure index from a first image acquired while the position and the orientation are estimated by the position of marker, where the failure index indicates a possibility that the detection of the marker is failed. When the failure index satisfies a shift-preparation-start reference, the initial values are set from the position and the orientation estimated by the position of the marker on the image having been acquired in a predetermined period before the first image.
To retrieve a desired image from plural types of successive images arranged based on various physical quantities, a cuboid object that is an assembly of multiple unit cells is displayed on a display device, a successive image group is arranged according to the physical quantities of the three axes of the cuboid object that are respectively the body-axis direction position, the first time phase intervals, and the second time phase intervals narrower than the first time phase intervals, and the respective images included in the successive image group and the respective unit cells are associated on one-to-one basis and stored in a main memory. When a three-dimensional position in the cuboid object is input by a mouse operation etc., the CPU retrieves one or multiple images associated with one or multiple unit cells determined according to the input three-dimensional position from the main memory and displays the images in an image display region.
Image inspecting apparatus compares first image data created as data representing a reference-image acting as an inspecting reference with second image data created as data representing an inspection-image acting as a target to automatically extract a difference point between first and second image data, and includes a storage means for the reference- and inspection-image, an image processing means for establishing correspondences between part of stored reference-image as first image data with part of stored target image as second image data at a pixel level to perform an image matching processing of them, a difference detecting means for comparing image-matched first and second image data to detect a difference between first and second image data, image producing means for comparing difference with a plurality of threshold values to produce error representing image data at each threshold value, and inspecting process using produced error representing image data at each threshold value.
An image processing device according to the present invention includes: a weight calculation unit that determines an area where a feature value of an input image is saved, based on a gradient of a feature value of a pixel of the input image and a direction of the gradient, and calculates a weight for reducing a regularization constraint that is a constraint based on regularization of image processing in the area where the feature value is saved; a regularization term calculation unit that calculates a regularization constraint of a high resolution image restored based on the input image by using the weight; a reconstruction constraint calculation unit that calculates a reconstruction constraint that is a constraint based on reconstruction of the high resolution image; and an image restoring unit that restores the high resolution image from the input image based on the regularization constraint and the reconstruction constraint.
Automatic scaling of image objects being moved or copied to a target object location is presented. An original image and its depth map are received within which the user selects an original object and a target location for the object to be moved or copied. A center of scaling is found and a base location selected at which depth value is to be obtained at the target location for use in scaling. Target object is then scaled in response to a ratio between original object depth and target object depth. An occlusion check is made, after which non-occluded pixels are pasted to the target location to complete the move/copy which is in proper proportion and accounts for surrounding structures.
Disclosed are various implementations of different methods, apparatus, systems, and computer-readable storage media for providing selective notifications in an online social network. In some implementations, an information update is capable of being stored in a database and capable of being included in an information feed displayed on a display device. One or more notification options is provided in association with the information update. A selection of the one or more notification options can be received. The selected one or more notification options can define one or more conditions for sending a network communication indicating data received in association with the information update. The one or more notification options is stored on a storage medium.
Systems and methods are described that recommend images, items, and/or metadata based at least in part on a reference color palette or reference color name. A color name can be converted into a representation of the color name in a color space. The reference color can be used to identify images that contain the reference color. The identified images and associated metadata can be analyzed, sorted and provided as an ordered list of items. Systems and methods are also described that identify items that contain colors affiliated with the reference color. Systems and methods are also described that validate color identifier information in metadata associated with an image. Systems and methods are also described that identify non-color specific keywords associated with the reference color.
A system comprising a computer-readable storage medium storing at least one program and a computer-implemented method for matching social data to a user of a networked-based content publisher are provided. Consistent with some embodiments, the method may access social network entries published on one or more social networks. Social network entries that include a reference to content published by a particular content publisher may be identified. A social network profile corresponding to a first social network entry of the identified social network entries may be identified. The method may further include determining that the social network profile corresponds to a particular user of the content publisher based on information embedded in the reference to the content.
A system includes a remotely-located server implementing a metric server adapter, a metrics application, and a communication application. The metric server adapter includes governing logic that manages at least one evaluation service and a plurality of predefined instructions for managing metric data. The metrics application is a production application that operates in coordination with the metric server adapter. Receipt of a product specification data set triggers the metrics application to obtain metric data that includes market reference price data, evaluate attributes of each responsive item in the metric data to dynamically discover a difference in the attribute data, and contextually define transaction-specific instructions for adapting the metric data for the respective item. One or more adjustment values transform the market reference price data, and one or more evaluation metrics are communicated to the user-agent computing device.
A money transfer authorization method that includes the step of providing transferor biometric information to a party verification processor that verifies an identity of the transferor by comparing the transferor biometric information with previously registered biometric information from the transferor, where the transferor provides transfer identity information to receive the money. The method also includes confirming that the verified transferor has sufficient funds or credit for the money transfer, and providing transferee biometric identification to the party verification processor that verifies the transferee by comparing the transferee biometric information with previously registered biometric information from the transferee. The transferee has to provide transfer identity information before the money is given to the transferee.
Text data is acquired from print request data, print content is expressed as raster data and print data is generated using a printer command based on the print request data, the acquired text data is added to the print data using the command, and the print data is sent with the text data to the printer.
An article vending machine in a network of article vending machines capable of exchanging an inoperable rental article received from a user for an operable replacement article. The article dispensing machine checks customer identification information against one or more customer rental criteria to determine if the customer is eligible to exchange an inoperable article for an operable one. The article vending machine searches for an identical replacement article within an inventory of the machine itself and within inventories of the networked article vending machines. Alternatively, the article vending machine may provide a refund for the inoperable article.
In multi-view learning, optimized prediction matrices are determined for V≧2 views of n objects, and a prediction of a view of an object is generated based on the optimized prediction matrix for that view. An objective is optimized, wherein is a set of parameters including at least the V prediction matrices and a concatenated matrix comprising a concatenation of the prediction matrices, and comprises a sum including at least a loss function for each view, a trace norm of the prediction matrix for each view, and a trace norm of the concatenated matrix. may further include a sparse matrix for each view, with further including an element-wise norm of the sparse matrix for each view. may further include regularization parameters scaling the trace norms of the prediction matrices and the trace norm of the concatenated matrix.
Some embodiments disclosed herein relate to generating fuzzy inferences of procedure types based on fuzzy logic. Membership functions can be used to relate item variables to a degree of correspondence to various item types. Fuzzy rules can specify processing to be conducted using membership values produced by evaluations of membership functions. An output of the processing can include an inference that a content object corresponding to the item variables relates to one or more procedure types. Further, some embodiments disclosed herein relate to querying hierarchical data structures to identify related items. A hierarchical data structure can associate each of a set of procedure types with one or more item types and/or item identifiers or characteristics.
One embodiment of the present invention provides a system for providing context-based web services for a user. During operation, the system receives a sentence as input from a user. The system performs natural language processing on the sentence to determine one or more parameters. The system retrieves data from a foreground knowledge graph containing contextual data for the user and from a background knowledge graph containing background information corresponding to the parameters. The system determines a set of arguments based on the parameters and/or data from the foreground knowledge graph and/or data from the background knowledge graph. The system then selects an action module based on results of the natural language processing and/or the set of arguments. The system passes the arguments to the action module. The action module then uses the arguments to respond to a question or interact with web services to perform an action for the user.
A method for managing synapse plasticity in a neural network includes converting a first set of synapses from a plastic synapse type to a fixed synapse type. The method may also include converting a second set of synapses from the fixed synapse type to the plastic synapse type.
The present invention relates to a transponder, which comprises an antenna and a multi-stage rectifier. The antenna is connected to an input of the multi-stage rectifier having m rectifier stages, and a shunt limiter is connected to an output of the rectifier and connected to an nth stage of the multi-stage rectifier, wherein n
An IC card of an embodiment is provided with a receiver to receive a first command transmitted from an external device, a determining processor to determine whether or not the first command is a switching request command to request switching the IC card from a passive mode to an active mode, a switching processor to switch oneself from the passive mode to the active mode, when the first command is the switching request command, an identification information acquiring processor to acquire identification information of other IC card existing in a communicable range of the external device from the switching request command, a command generating processor to generate a second command which includes the identification information acquired by the identification information acquiring processor so as to make the other IC card execute processing, and a command transmitter to transmit the second command to the other IC card.
The present disclosure discloses device and method for detecting objects placed at multiple ranges from vehicle. Images of the objects may be captured by an image capturing unit housed in the vehicle. The image may be splitted into plurality of sub-images. Further, one or more features may be extracted from the plurality of sub-images. Further, each of the plurality of sub-images may be simultaneously processed for computing gradients associated with the plurality of sub-images. Further, a cell histogram may be created by casting weighted vote for an orientation based histogram channel based on values associated with the gradient. The gradients computed may be normalized by grouping the cells in spatial blocks. Further, a Support vector Machine (SVM) linear classifier may be applied on the plurality of sub-images in order to classify the near object and the far object in a category of a pedestrian or a vehicle.
An image classification device, determines in real time which one of a plurality of directories is a suitable directory for storing newly taken photographs. The plurality of directories may defined by a user. The image classification device may recommend the suitable directory to the user. The image classification device may include a camera module for photographing a target and for generating a target image, a sensor for sensing first environment information concerning the target image, a storage module including N directories for storing the target image, where N is a natural number, and a processor for extracting first content information from the target image and for selecting from among the N directories a suitable directory within which the target image may be stored, based on the first content information and the first environment information.
Spatial pyramid pooling (SPP) layers are combined with convolutional layers and partition an input image into divisions from finer to coarser levels, and aggregate local features in the divisions. A fixed-length output may be generated by the SPP layer(s) regardless of the input size. The multi-level spatial bins used by the SPP layer(s) may provide robustness to object deformations. An SPP layer based system may pool features extracted at variable scales due to the flexibility of input scales making it possible to generate a full-image representation for testing. Moreover, SPP networks may enable feeding of images with varying sizes or scales during training, which may increase scale-invariance and reduce the risk of over-fitting.
Methods, systems, and apparatus including computer program products for using extracted image text are provided. In one implementation, a computer-implemented method is provided. The method includes receiving an input of one or more image search terms and identifying keywords from the received one or more image search terms. The method also includes searching a collection of keywords including keywords extracted from image text, retrieving an image associated with extracted image text corresponding to one or more of the image search terms, and presenting the image.
There is provided an image processing apparatus. The image processing apparatus includes: a color reproducing unit for reproducing a luminance of a color phase, which is not set to each pixel of a pair of image data composed of Bayer array, based upon the adjacent pixels; and a matching processing unit for extracting blocks with a predetermined size from the pair of image data whose luminance is reproduced, and executing a matching process so as to specify blocks having high correlation. The color reproducing unit and the matching processing unit respectively execute the luminance reproduction and the matching process with only a color phase with the highest degree of occupation in the Bayer array.
A method and apparatus of providing a combined summary by receiving monitored audio and video are provided The method includes: receiving audio and video captured by at least one network camera; generating a video summary by detecting at least one video event from at least one of the audio and the video; generating an audio summary by detecting at least one audio event from at least one of the audio and the video; extracting at least one section of the video summary corresponding to the at least one audio event, and storing the extracted at least one section of the video summary with the audio summary; and providing a display of the video reproducing apparatus with a video summary control interface for controlling the video summary and an audio summary control interface for controlling the audio summary.
A display control device includes circuitry configured to detect a specific object that is supported by an authentication target in an image, obtain content data associated with the specific object, the content data including a registered image of a registered user and positional information between the specific object and the registered image, and control a display to superimpose the registered image on the image at a position based on the positional information in order to provide a comparison between the authentication target and the registered user.
A system and method employing geo-tagging and/or biometric identification is employed for registration and management of a mass gathering event. Electronic devices are configured for capturing data and geo-tagging the captured data using the geographic position of the electronic device. Data relating thereto and related data concerning persons and/or locations and/or other things are associated with a unique identifier and are stored in a relational database from when they may be retrieved and processed for generating a response or other follow up which can be communicated to an electronic device. Responses are communicated to the electronic device that captured the data relating to the particular group of registrants or to an electronic device using its geographic location.
The present invention discloses an image processing method and apparatus, where the method includes: downscaling an image to be processed; identifying identifiable targets in the downscaled image, and localizing temporary unidentifiable targets in the downscaled image; identifying the temporary unidentifiable targets at positions, corresponding to localized positions in the downscaled image, in the image to be processed. According to the present invention, only one object lens is needed to obtain the image to be processed, and no switching process between a high magnification lens and a low magnification lens is required during a target screening process; so that image identification speed is increased, and mechanical errors and offset in positioning are avoided.
Apparatuses, methods, and systems for automated, non-invasive evaluation of cell activity are provided. In one embodiment, an apparatus includes a hypothesis selection module configured to select a hypothesis from a plurality of hypotheses characterizing one or more cells shown in an image. Each of the plurality of hypotheses includes an inferred characteristic of the one or more cells based on geometric features of the one or more cells shown in the image. The hypothesis selection module is implemented in at least one of a memory or a processing device.
A fingerprint sensing circuit, system, and method is disclosed. The fingerprint sensor maybe include a plurality of inputs coupled to a plurality of fingerprint sensing electrodes and to an analog front end. The analog front end may be configured to generate at least one digital value in response to a capacitance of at least one of the plurality of fingerprint sensing electrodes. Additionally, the analog front end may include a quadrature demodulation circuit to generate at least one demodulated value for processing by a channel engine. The channel engine may generate a capacitance result value that is based, in part, on the demodulated value and is stored in a memory.
An indicia-reading device including an indicia-capturing subsystem for acquiring information about indicia within the indicia-capturing subsystem's field of view and an indicia-decoding module configured for decoding indicia information within the indicia-capturing subsystem's field of view. The device also includes a hand-supportable housing, a battery compartment, an end cap for holding the battery compartment in place, and a locking mechanism for securing the end cap to the battery compartment during use.
An example of an information processing system includes first storage means for storing saved data of an application and a second storage means. The information processing system, every time saved data is updated, stores, in the first storage means and the second storage means, identification information indicating the updated saved data. Further, the information processing system, every time saved data is updated, stores, in at least one of the first storage means and the second storage means, the identification information corresponding to the saved data before being updated. Use of the saved data stored in the first storage means is allowed at least under the condition that the identification information indicating the same saved data is stored in the first storage means and the second storage means.
A modifiable server is utilized to reliably seal and unseal data according to a measurement of the server, by structuring the server to have a modifiable sandbox component for sealing, unsealing the data, and a non-modifiable checker component for enabling or disabling said sandbox component. The checker component determines whether the sandbox component complies with pre-determined standards. If the sandbox component is compliant, the checker component enables the sandbox component to seal and unseal the data using a measurement of the checker component. Otherwise, the checker component disables the sandbox component.
Developing, deploying, and operating an application in a plurality of environments is disclosed, including: defining runtime specific configuration information for a plurality of environments, wherein the runtime environment specific configuration includes topology configuration and security configuration, wherein the runtime environment specific configuration information is stored separately from other configuration information and is protected by an identity management system; executing an application in one of the plurality of environments, wherein execution of the application is controlled by a first role; and presenting a credential associated with the first role to the identity management system to obtain a portion of the runtime environment specific configuration information corresponding to the environment associated with the executing application.
A display device and a method for controlling the same are disclosed. The method for controlling a display device comprises the steps of displaying a control object in a first private region; moving the displayed control object from the first private region to a public region; moving the control object based on a first moving mode if an object property of the control object is a private property; and moving the control object based on a second moving mode if the object property of the control object is a public property. In this case, the first moving mode may have a moving property of the control object, which is different from that of the second moving mode.
A display system for displaying a document includes a tablet terminal and a head mounted display device (HMD). The tablet terminal includes a display device which does not display confidential information that a third party is not allowed to browse, but displays non-confidential information that the third party is allowed to browse with regard to the document. The HMD includes a glasses-type display unit which does not allow the third party to browse, but allows a HMD user to browse, a communication unit which receives the confidential information, and a video camera for capturing the non-confidential information displayed on the display device. The glasses-type display unit, based on the captured non-confidential information, displays the received confidential information so that the received confidential information is visually recognized by the HMD user in a state of being aligned with the non-confidential information displayed on the display device.
An extensible platform gives app developers more control and granularity when developing apps and making them secure. App developers are able to use an app wrapping process to have more control over including non-security related features, such as managerial and administrative features, and more granularity with respect to security features included in the apps they develop. The app wrapping software is extended to be viewed more as a platform for the app developer to customize app security and administrative features without losing the efficiency and simplicity of the original app wrapping process of the present invention.
A portable computing device receives an identity card and restricts access to the portable computing device if the identity card is unassociated with the portable computing device. If access to the portable computing device is restricted, the portable computing device receives identification from a second portable computing device and grants access to the portable computing device if the identification is successfully authenticated.
An apparatus comprising a multi-tenant datastore and a processor coupled to the multi-tenant datastore, wherein the processor is configured to receive a request comprising one or more security tokens, wherein the one or more security tokens comprise identification information, and generate a query based on the request to access the multi-tenant datastore, wherein generating the query comprises deriving a query scope based on the one or more security tokens.
A method and technique for access authentication includes: responsive to receiving an access request from a user for a secure resource, logging an Internet Protocol (IP) address of the access request; transmitting a uniform resource locator (URL) to the user via an electronic mail message; responsive to receiving a request for the URL, logging an IP address corresponding to the URL request; and responsive to validating the IP address corresponding to the URL request with the IP address of the access request, providing access to the secure resource.
Aspects of the subject disclosure are directed towards providing feedback to users of multi-user system that has biometric recognition capabilities, so that a user knows whether the system has correctly associated the user with his or her identity. The feedback may include a display of a current camera view, along with visible identity information that is associated with each user in the view. The feedback may include per-user icons (e.g., tiles, thumbnail images and so on) by which a user visually confirms that he or she is correctly recognized. Any misrecognition may be detected via the feedback and corrected. Feedback may convey other information, such as the current interaction state/capabilities of a user.
An education digital reading platform provides aggregation, management, and distribution of digital education content and services. The platform ingests content from a variety of content sources, transforms the content for web-based publication, and distributes the content to connected end-user devices via a network. The transformed content preserves the original page structure of the content document regardless of the original format of the content file. As the user experiences the content, the user's web browser regularly communicates with the platform for updating reading content and connected services. User-generated content such as notes are uploaded to the platform so that the user's user-generated content can be accessed from any of the user's registered devices. Moreover, the platform enables the user-generated content and other user activities to be optionally shared among friends, classmates, campus, or other groups, as part of an education social platform.
A device for monitoring and correction of a functional condition of a human body on the basis of measurement of thresholds of temperature painful sensitivity (TPS) of acupuncture points (AP). The device includes a diagnostics and treatment module, a control and communication block and a server, connected by bi-directional data channels. The module includes a handle with an autonomous power unit and a means of reception/transmission. The module is supplied by an element of thermal influence on AP in the form of an infrared LED connected to a current generator, a radiation indicator, a switch, inputs/outputs and a microcontroller. The control and communication includes a mobile phone or a computer of the patient with a related function of data reception/transmission, display of the data and control of the module, by means of inputting of a resident program. The handle serves as the peripheral indicator of a condition and the device of influence with the low price for the patient, and all processing of the address individual information of each patient is assigned to the server.
Systems, methods, and computer-readable media are provided for facilitating clinical decision making by directing the emission of computer-generated health-care related recommendations towards contexts in which the recipient will likely find the recommendations salient and will likely welcome them and act upon them. ‘Uptake’ of computer-generated recommendations for diagnostic tests or therapeutic interventions is thereby substantially increased, and ‘alert fatigue’ is substantially decreased. Embodiments of our technology overcome certain drawbacks associated with the prior art by providing a means for ascertaining which decision-support recommendations are likely to be favorably considered by the recipient and acted-upon (recommendation ‘uptake’). System and method embodiments for providing a predicted probability of user uptake of a context-specific system-generated recommendation patient are disclosed herein and for applying that information to decide whether or not to emit the relevant recommendation.
A method and apparatus for selecting data path elements for cloning within an integrated circuit (IC) design is described. The method comprises performing timing analysis of at least one data path within the IC design to determine at least one timing slack value for the at least one data path, calculating at least one annotated delay value for cloning a candidate element within the at least one data path, calculating at least one modified slack value for the at least one data path in accordance with the at least one calculated annotated delay value, and validating the cloning of the candidate element based at least partly on the at least one modified slack value.
A method and apparatus for camouflaging an application specific integrated circuit (ASIC), wherein the ASIC comprises a plurality of interconnected functional logic is disclosed. The method adds functionally inert elements to the logical description or provides alternative definitions of standard logical cells to make it difficult for reverse engineering programs to be used to discover the circuit's function. Additionally, post processing may be performed on GDS layers to provide a realistic fill of the empty space so as to resemble structural elements found in a functional circuit.
A method of identifying memory nodes includes reading a netlist of the design. For a sequential cell of the design, constraint arcs between constraint and related pins can be extracted. For each constraint arc, an original vector set including initialization waveforms can be generated. A plurality of simulations can be run using a plurality of vector sets to generate a plurality of node sets. Each simulation generates a corresponding node set that toggles based on waveforms provided by a corresponding vector set. Each vector set is derived from the original vector set. A final set of memory nodes for the sequential circuit cell can be calculated by subtracting one node set from another node set. In one embodiment, the method can further include pruning non-gate connected nodes from the final node set.
Detecting appliance in a building, in one aspect, may comprise receiving meter data associated with energy consumption, the meter data comprising at least energy consumption data associated with usage of the appliance, receiving customer data associated with the meter data, extracting features for training a model for detecting the appliance, based on at least the meter data and the customer data, and constructing the model based on the features.
A method for simulating a fluid flow that includes a laminar to turbulent boundary layer transition on a computer, the method comprising: for one or more locations on or near a boundary surface: performing a first calculation where a local boundary layer is taken to be a laminar boundary layer; performing a second calculation where the local boundary layer is taken to be a turbulent boundary layer; comparing a result from the first calculation to a result from the second calculation; and based on the comparing, selecting the result of the first calculation or the result of the second calculation; and inputting the selected result for the one or more locations into a simulation of activity of a fluid in a volume comprising the boundary surface.
Disclosed are various embodiments for generating network pages for customers that include customer-generated page portions. A request for a network page is obtained from a client. The network page is associated with a network site hosted by a hosting provider on behalf of a customer. A portion of the network page is obtained from a service operated by the customer in response to the request. The network page, which includes the portion, is generated in response to the request. The generated network page is sent to the client in response to the request.
A usage information storage section is configured to store usage information. An item information storage section is configured to store attribute correspondence information. A relevant attribute selection section is configured to calculate an attribute relevant degree based on the usage information and the attribute correspondence information, select a relevant attribute for each item identifier based on the calculated attribute relevant degree, and create relevant attribute information in which each item identifier and the selected relevant attribute are associated with each other. A relevant item selection section is configured to acquire attribute correspondence information including any attribute identifier included in the relevant attribute information, calculate a relevant degree between each item identifier included in a relevant candidate item aggregate as an aggregate of item identifiers included in the acquired attribute correspondence information and a reference item, and select an item relevant to the reference item based on the calculated relevant degree.
A mechanism is provided, in a data processing system comprising a processor and a memory configured to implement a question and answer (QA) system, for effectively ingesting data for answering questions in the QA system. A received input question having a set of question characteristics is parsed, which are compared to question characteristics associated with a set of previous questions. Responsive to the set of question characteristics matching the question characteristics associated with one or more previous questions above a related-question predetermined threshold, identification is made as to whether answers to the one or more previous questions were obtained from static information sources or real-time information sources. Responsive to the answers to the one or more previous questions being obtained from the real-time information sources above the predetermined real-time threshold, real-time information sources related to the characteristics of the input question are initially utilized to answer the input question.
One or more techniques and/or systems are provided for tagging search results, organizing tagged search results for later access from various devices, public sharing of tagged search results, and/or providing targeted content based upon search results tagged by a user. That is, a user may tag a search result (e.g., a website, an image, a social network profile, etc.), such as through a one-click user input, with a tag to create a tagged search result. The tagged search result may be organized into a public tag collection for sharing and/or exploration of tagged search results by other users. The tagged search result may be organized into a personal tag collection for later access by the user from any device. Because the tagged search result may be indicative of an interest of the user, targeted content associated with the tagged search result may be provided to the user.
A query results preview generation method and system that receives a preliminary query while a query for a search is being constructed, determines a distribution of result items that would be retrieved if the search were executed using the preliminary query, among a new result category including new result items and a previous result category including result items previously retrieved in a session, generates the query results preview using the distribution of result items that would be retrieved if the search were executed using the preliminary query, and provides the query results preview while the query for the search is being constructed and prior to execution of the search using the query.
A computer-implemented system and method for visually suggesting classification for inclusion-based document cluster spines are provided. A set of reference documents each associated with a classification code is designated. A different set of un-coded documents is obtained. One or more of the coded reference documents are combined with a plurality of un-coded documents into a combined document set. The documents in the combined document set are grouped into clusters. The clusters are organized along one or more spines, each spine including a vector. A visual suggestion for assigning one of the classification codes to one of the spines is provided, including visually representing each of the reference concepts in the clusters along that spine.
A source-matching service may gather information from one or more interest resources, then process the information to generate a set of keywords corresponding to an item or type of item in which users of a network-based service may be interested. Optionally, the source-matching service may identify a source to provide an item described by the interest keywords through the network-based service, and offer the source the opportunity to provide the item described by the interest keywords through the network-based service.
Systems and methods for establishing standardization of radiology imaging procedure types and data related to such radiology imaging procedure types are disclosed herein. Radiology imaging data produced from radiology procedures at plurality of different systems and locations may produce different data formats and data values, even for the same radiology procedure. In one example, a radiology imaging order system is configured to standardize these different data formats and data values to a standardized format and identification that can be used for radiology study assignment, categorization, analytics, and related data federation activities. In further examples, multiple radiology procedures from respective facilities are normalized to a radiology procedure type schema, with each normalized radiology procedure type identifiable with a human-readable procedure identifier. Other examples of processing activities and use of the procedure identifier and standardized data are also disclosed herein.
Systems and methods for programmatically causing a machine to classify and extract the meaning of text are discussed herein. Some embodiments may provide for a system including circuitry configured to identify topics associated with a block of text and one or more categories for each of the topics. Each unique category across the one or more categories may be further associated with one or more levels of parent and/or child categories to form an expanded category set of category nodes having parent-child relationships. Based on a number of category nodes connected to each unique category, the circuitry may be configured to determine one or more filtered categories from the unique categories and one or more filtered topics. Filtered topics or categories may be used to programmatically classify text with a more relevant data set than may be possible without the filtering.
A computer system and method for automated discovery of topic relatedness are disclosed. According to an embodiment, topics within documents from a corpus may be discovered by applying multiple topic identification (ID) models, such as multi-component latent Dirichlet allocation (MC-LDA) or similar methods. Each topic model may differ in a number of topics. Discovered topics may be linked to the associated document. Relatedness between discovered topics may be determined by analyzing co-occurring topic IDs from the different models, assigning topic relatedness scores, where related topics may be used for matching/linking a feature of interest. The disclosed method may have an increased disambiguation precision, and may allow the matching and linking of documents using the discovered relationships.