The present disclosure relates to systems, methods, and computer-readable storage media for segmenting medical image. Embodiments of the present disclosure may locate and track a moving, three-dimensional (3D ) target in a patient undergoing image-guided radiation therapy. For example, an adaptive filter model for a region of interest in the patient may be received, wherein the adaptive filter model is based on the target to be tracked. An image acquisition device may obtain a two-dimensional (2D) slice of a region of interest in the patient. A processor may then apply the adaptive filter model to the 2D slice, wherein the adaptive filter model includes an offset value. The processor may also determine a location of the target in the 2D slice based on the adaptive filter model. The processor may also estimate a potential location of the target based on the offset value. The processor may then repeat one or more of the above steps to track the moving target during image-guided radiation therapy of the patient.
A flat optogenetic cuff interface (FOCI) is configured for functional optical stimulation of axons in a single fascicle of a peripheral nerve bundle in which the axons have been genetically modified to express light sensitive proteins for excitation or inhibition of the nerves. The FOCI is configured to gradually reshape the single fascicle to a final height between 0.2 mm and 0.5 mm by reorganizing the individual axons within the fascicle without reshaping (and damaging) the individual axons. The FOCI facilitates stimulation of axons over the entire cross-section of the reshaped fascicle within the power limitations for pulsed laser energy. An electrical interface may be included to sense nerve activity of either the stimulated axons to provide closed-loop feedback to control the optical sources or stimulated axons of a different modality to record the response. The FOCI may be used as an interface for prosthetic devices to restore lost sensory or motor function, to augment human sensor or motor performance or to modulate autonomic functions.
Systems that integrate Transcranial Stimulation Biofeedback (TSB) Detector functions and Transcranial Magnetic Stimulation (TMS) functions, as well as methods of manufacturing such systems and methods of performing TSB detection and TMS using such systems, are provided. A system can include a hardware component and a software component in operable communication with the hardware component. The hardware component can include or be in operable communication with a TMS machine, and the software component can be configured to receive waveforms from the TSB Detector hardware.
According to an example embodiment of the present invention, there is provided an apparatus, comprising a first arm configured to accept a device, the first arm comprising a first counterweight arrangement, a second arm supporting the first arm by a coupling, and a base defining a curve and having the second arm mounted thereon, wherein the second arm is movable along the curve, the base configured to be mounted on a chair. The second arm may be furnished with a second counterweight arrangement.
A method and medical device for generating a template that includes sensing a cardiac signal from a plurality of electrodes, determining a plurality of beats in response to the sensed cardiac signal, determining whether to store a beat of the plurality of beats in a subgroup of a plurality of subgroups for storing beats, determining whether a number of beats stored in one of the plurality of subgroups exceeds a subgroup threshold, and generating a template in response to beats stored in the one of the plurality of subgroups that exceeds the subgroup threshold.
A method and system is described for ensuring a state of an active implantable medical device based on the presence and persistence of a magnetic field. The output of a magnetic field sensor is monitored. The active implantable medical device is maintained in a first state, for so long as the presence of a magnetic field is detected by the magnetic field sensor, until a first interval is surpassed. If the first interval is surpassed, then a determination is made as to whether a second interval has been surpassed. If it is determined that the second interval has not been surpassed, then the active implantable medical device is transitioned into a second state. If it is determined that the second interval has been surpassed, then it is ensured that the active implantable medical device is in a predetermined one of the first and second states.
Methods, devices, and systems induce neuromodulation by focusing a source of stimulation through a skull/brain interface in the form of an aperture formed in the skull, a naturally occurring fenestration in the skull, or a transcranial channel. Methods, devices, and systems identify where to locate skull/brain interfaces, accessories that can be used with the interfaces, and features for controlling stimulation delivered through the interfaces. Multiple indications for the skull/brain interfaces include diagnosis and treatment of neurological disorders and conditions such as epilepsy, movement disorders, depression, Alzheimer's disease, autism, coma, and pain.
An implantable device for providing electrical stimulation of cervical vagus nerves for treatment of chronic cardiac dysfunction is provided. A stimulation therapy lead includes helical electrodes configured to conform to an outer diameter of a cervical vagus nerve sheath, and a set of connector pins electrically connected to the helical electrodes. A neurostimulator includes an electrical receptacle into which the connector pins are securely and electrically coupled. The neurostimulator also includes a pulse generator configured to therapeutically stimulate the vagus nerve through the helical electrodes in alternating cycles of stimuli application and stimuli inhibition that are tuned to both efferently activate the heart's intrinsic nervous system and afferently activate the patient's central reflexes by triggering bi-directional action potentials.
A lead fixation device for securing a medical lead in a human patient includes: a single-piece structure comprising: a top surface; a bottom surface; an outer perimeter; and an inner perimeter, the inner perimeter comprising: a diameter approximately equal to or smaller than a diameter of a burr hole into which the lead fixation device is designed to be deployed; a central bore extending longitudinally from the top surface through to the bottom surface, a portion of the central bore being located in approximately a center of the lead fixation device and comprising a central bore diameter; and at least one retention tract formed in the top surface of a cap of the lead fixation device, the retention tract configured for retaining, with an interference fit, a portion of a body of the medical lead in the lead fixation device.
The present invention is a flexible circuit electrode array with a polymer base layer, metal traces deposited on the polymer base layer, including electrodes suitable to stimulate neural tissue, a polymer top layer deposited on the polymer base layer and the metal traces, and a soft polymer filling a void through both the polymer base layer and polymer top layer, the soft polymer forming drum stress relief around an attachment point.
Provided is a patch able to produce micro-current to be applied on human skin including a support for electrodes spaced from each other and apt to create voltages typical of galvanic piles, connection means between the electrodes, an adhesive layer applied on one side of the support and apt to adhere to the skin and a protection liner applied on the adhesive layer, the support being a membrane permeable to the moisture inside the electrodes, and the connection means being defined by a material that is avid of moisture, such as silica impregnating the membrane.
A disinfecting and pre-opening device is disclosed for use with a female needleless connector. The disinfecting and pre-opening device includes a housing comprising a chamber having a distal opening and configured to fit over the female needleless connector, and an elongated finger attached to the housing and disposed within the chamber such that the elongated finger opens the fluid path through the female needleless connector when the distal opening of the disinfecting and pre-opening device is placed proximally adjacent to the septum and the disinfecting and pre-opening device is advanced in the distal direction.
A hemostasis valve assembly includes a housing and a valve member. The housing includes a central bore. The valve member is positioned within the housing and includes opposed first and second primary surfaces, a thickness, an opening, and first and second slits. The valve thickness is defined between the first and second primary surfaces. The opening is formed in the first primary surface. The first and second slits intersect each other and extend through a portion of the valve thickness. At least one of the first and second slits is accessible within the opening.
A capsule-type microrobot is provided. A capsule-type microrobot according to the present invention comprises a motor including a receptacle having an internal space, with one portion thereof being open, a body extending from the receptacle, and a magnetic layer disposed on an outer surface of the body. A cap is coupled to a predetermined portion of the receptacle to close the internal space such that contents are contained in the receptacle. The motor separates the cap therefrom by rotating with respect to the cap through an interaction between a rotating magnetic force applied from an external source and the magnetic layer, whereby the contents are discharged from the receptacle.
A system for bypassing an anastomosis site in a hollow organ is provided. The system includes a sleeve configured for spanning the anastomosis site at an internal surface of the hollow organ and a band configured for attachment to an external surface of the hollow organ and limiting migration of the sleeve beyond the anastomosis site.
A method of preparing a textile-reinforced medical dilation balloon is provided, including a woven tubular textile sleeve with substantially longitudinal thermoplastic warp threads and at least one weft thread woven substantially perpendicular relative to the warp threads, where the sleeve defines a sleeve lumen. A medical dilation balloon is disposed within the sleeve lumen, and a coating substantially covers the inner and outer surfaces of the sleeve, attaching it to the balloon.
The present invention relates to a steerable sheath tube (100) including a tube body (110), a traction mechanism (120) and a fixing and connecting mechanism (130). The traction mechanism (120) includes an anchor ring (121) and a traction wire (122). The anchor ring (121) is coaxially embedded in a distal elastic segment (111) of the tube body (110). The traction wire (122) is arranged in a side wall of the tube body (110), and extends along the axial direction of the tube body (110). The traction wire (122) includes a first segment and a second segment connected to each other, wherein the first segment is connected to the fixing and connecting mechanism (130) near a proximal end of the tube body (110), and the second segment hooks the anchor ring (121).
Steerable medical delivery devices that have a steerable portion and an external controller. The steerable portion has a first tubular member comprising a flexible polymeric tubular member that comprises a wall of solid material along the steerable portion, the first tubular member configured to preferentially bend, and a second tubular member, wherein one of the first and second tubular members is disposed within the other, wherein the first and second tubular members are permanently axially fixed relative to one another at a fixation location distal to the steerable portion.
The invention relates to a vacuum treatment array having at least one open-pored contact element, by way of which a negative pressure and/or suction can be generated in a body cavity, wherein the open-pored contact element is configured, at least in sections, in the manner of a tube, having an outer and/or inner boundary surface rotating around a tube axis, at least in part.
Medical devices, methods and kits are described. An exemplary medical device comprises a catheter that has a catheter wall and defines a catheter lumen, a bend, and a coil disposed distal to the bend. The catheter defines one or more apertures that extend through the catheter wall and are in communication with the catheter lumen.
A drug delivery system, which includes an aerosol generator unit, a pumping unit, a flow tube, at least one condensate collector and an aerosol transition adapter. The aerosol generator forms an aerosol from a liquid formulation, which is partially volatilized. The pumping unit supplies the liquid formulation to the aerosol generator unit and a flow tube having an inlet end in fluid communication with an outlet of the aerosol generator unit and an outlet adapted for connection to a patient interface, which supplies ventilation gas to a patient's lungs. The system also includes at least one condensate collector adapted to collect condensed liquid or liquid produced by the aerosol generator unit, and a transition adapter arranged to mix aerosol produced by the aerosol generator unit with heated air or ventilation gas and direct the mixed aerosol into the inlet end of the flow passage.
The present invention relates to a device and method of delivering inhaled Nitric Oxide (iNO) to a patient situated in a Magnetic Resonance Imaging (MRI) suite.
Provided is an oxygen concentration device which, as an oxygen concentration device having a reduced difference in flow rates of gas which flows through a pressure equalization valve of a pressure equalization path during a purge step and a pressure equalization step, is provided at at least one end side of the pressure equalization valve with a pressure control member having a difference in pressure loss due to the direction of gas flow so that pressure loss of the gas which flows through the pressure equalization path in one direction becomes nearly equal to that of the gas which flows therethrough in the opposite direction.
A floatable coupling between a patient interface device and a frame body is provided. The floatable coupling includes a number of elastic bands extending between the patient interface device and the frame body. The elastic bands couple the patient interface device and the frame body in a manner that allows the patient interface device to float relative to the frame body.
A nose clip includes an outer support member adapted to contact an outside surface of a nose; a bridge connected at a first end to the outer support member; and an inner support member connected to a second end of the bridge and adapted to be inserted into the nostril and to contact an inner surface of the nostril. When inserted, tension generated between the outer support member and the inner support member causes lateral movement of a surface within the nostril and opens a nasal airway. Additionally, the inner support can be curved to create an outward movement of the lateral wall of the nose. This in turn enables improved breathing. The nose clip may be made of a malleable material. The inner support member may include extensions that are malleable. The inner support members may be bent so that they create a convex contour of an interior surface of the nasal cavity. A different embodiment of the nose clip can be used to deliver drugs via a fluid filled cavity and porous surface that allows evaporation of the fluid and drug into the nasal cavity as air is drawn over the inner support member.
A nasal spray device for the delivery of a pharmaceutical formulation to the nasal cavity in metered doses. The device includes: a pressurised aerosol canister including a vial containing a pharmaceutical formulation including an active ingredient, a propellant and, optionally, a co-solvent, the aerosol canister further including a metering valve having a valve stem; and an actuator for the aerosol canister, the actuator including a stem block having a receptacle into which the valve stem of metering valve of the aerosol canister is received and axially located and being displaceable relative to the vial of the aerosol canister to actuate the metering valve of the aerosol canister, a sump extending below the receptacle, the stem block further defining a discharge orifice for the pharmaceutical formulation and a transfer channel through which a dispensed dose of the pharmaceutical formulation is able to pass from the sump to the discharge orifice.
Provided are devices, systems, and methods for targeted administration of therapeutic agents to a subject. For example, provided are devices, systems, and methods for targeting the administration of peri-urethral bulking agents.
Techniques are used for adaptation of drug-administration parameters that control insulin delivery in a blood glucose control system. One technique provides long-term adaptation of a nominal basal infusion rate, adapting to longer-term changes in a patient's needs due to growth, illness, hormonal fluctuations, physical activity, aging, etc. Another technique provides adaptation of priming dose size at mealtimes for overall better glycemic control and also adapting to longer-term changes in a patient's needs. Adaptation calculations use a receding-horizon window of recent values of the adapted parameter. Doses of a counter-regulatory agent (e.g., glucagon) may also be delivered in response to information about estimated accumulation of exogenously infused insulin (subcutaneously, intramuscularly, intraperitoneally, or intravenously) and/or the effect insulin might have on glucose levels (blood glucose concentration or interstitial fluid glucose concentration).
A fill adapter system for an infusion pump assembly. The system includes a reusable fill adapter base, the base including a volume control mechanism to adjust an available fill volume of a reservoir of the infusion pump assembly and a pump mechanism configured to pump air into a fluid vial. The system also includes a vial adapter assembly including a first needle configured to penetrate a septum of the fluid vial for fluidly coupling the pump mechanism to the fluid vial and a second needle having a first end configured to penetrate the septum of the fluid vial and a second end configured to penetrate a septum of the reservoir of the infusion pump assembly to allow transfer of fluid from the fluid vial to the reservoir of the infusion pump assembly in response to air being pumped into the fluid vial and a needle carriage adapted to carry the first needle and the second needle, wherein the needle carriage slidably attached to the interior of the vial adapter assembly, wherein the needle carriage adapted to slide from a vial end of the vial adapter to a receptacle end of the vial adapter.
The vaginal cleaning device is a lavage device that is adapted for use in personal hygiene. The lavage device is designed to reduce the risk of irritation caused by the inappropriate handling of the lavage device. This is done by eliminating the need to physically handle the dressing associated with the lavage device. The dressing is a sterile absorbent dressing that is contained within a sterile container. The dressing is removed from the sterile container using a plug and port arrangement that inserts an assumedly non-sterile plug into a port that is formed in the center of the dressing. This arrangement separates by distance the non-sterile plug from the sterile surface of the dressing. The lavage device comprises a handle, a dressing, and a sterile container.
Provided is a method for producing an antithrombotic coating material in which a high molecular weight polymer can be obtained by a solution polymerization using a radical polymerization initiator. The above-mentioned task is achieved by a method for producing an antithrombotic coating material, including steps of: preparing a methanol solution containing a monomer represented by formula (1): wherein in formula (1), R1, R2, and R3 are the same as those described in the specification, respectively; adding a radical polymerization initiator having a 10-hour half-life temperature of 60° C. or less to the methanol solution to prepare a polymerization reaction liquid; and polymerizing the monomer.
Embodiments of the invention relate generally to disinfection and, more particularly, to methods, devices, and systems for disinfection of a space. In one embodiment, the invention provides a disinfecting system comprising: a disinfecting composition; and a device for producing a fog of the disinfecting composition, the fog comprising liquid droplets having diameters between about 0.5 micron and about 20 microns. In some embodiments, the invention includes a dehumidifying device for removing the fog of the disinfecting composition from the space.
The present technology comprises methods for regulating an the immune system, and in particular methods for the regulation of a specific immune response, including the regulation of lymphocyte activity. Methods of the present technology comprise both the negative and positive modulation of CEACAM1 protein function.
The invention described herein relates to conjugates and compositions for imaging, diagnosing, and/or monitoring diseases using radionuclide-based imaging. In particular, the invention described herein relates to conjugates and compositions for imaging, diagnosing, and/or monitoring diseases using positron emission tomography.
Described herein are cell-selective mRNA constructs that can contain a RNA of interest and one or more miRNA targets. The cell-selective mRNA constructs described herein can be used to express an RNA of interest to a cell in a cell-selective manner.
A conjugate of formula (A): Wherein Y is selected from formulae A1 and A2: Z1 is a C1-3 alkylene group; Z2 is a C1-3 alkylene group; Q is: where QX is such that Q is an amino-acid residue, a dipeptide residue or a tripeptide residue; L is a linker connected to a cell binding agent; CBA is the cell binding agent; and n is an integer between 0 and 48.
Methods of treating proliferative disorders are described. In particular, combination treatment with a GITR agonist and a PD-1 antagonist are provided.
The present invention relates to methods and compositions for enhancing delivery of vaccine antigens to the mucosal epithelium, the composition comprising an antigen from an infectious agent fused with an Fc fragment of an immunoglobulin recognized by the neonatal receptors (FcRn). The composition is effective in eliciting a protective long-term memory T cell immune response against infection at a distant mucosal site.
The invention provides compositions comprising Eno1 for delivery to a muscle. Further, the invention provides a method for normalizing blood glucose in a subject with elevated blood glucose, comprising administering to the subject enolase 1 (Eno1), thereby normalizing blood glucose in the subject. The invention also provides methods of treating one or more conditions including impaired glucose tolerance, insulin resistance, pre-diabetes, and diabetes, especially type 2 diabetes in a subject, comprising administering to the subject enolase 1 (Eno1), thereby treating the condition in the subject. In certain methods of the invention, the Eno1 is delivered to muscle.
A gamma-melanocyte stimulating hormone (γ-MSH) derivative having improved stability, selectivity and bioavailabilty. The γ-MSH derivative is selective for the melanocortin-1 receptor (MC1 R) and is deliverable to skin cells via topical or transdermal delivery. The γ-MSH derivative is made up of naturally occurring amino acids for stimulating melanin from within for photoprotection of human skin against ultraviolet radiation damage.
A composition for preventing or treating diabetes mellitus includes insulin and a GLP-1/glucagon dual agonist. The composition can inhibit the weight gain and reduce the danger of hypoglycemia due to the administration of insulin, lower the administration dose and greatly improve the compliance of drugs through a combined administration of a long-acting insulin conjugate and a long-acting GLP-1/glucagon dual agonist conjugate. In addition, the long-acting insulin conjugate and the long-acting GLP-1/glucagon dual agonist conjugate can improve the in vivo sustainability and stability because an insulin and a GLP-1/glucagon dual agonist are linked to the immunoglobulin Fc region via a non-peptidyl linker. A method for preventing or treat diabetes mellitus includes administration of the insulin and a GLP-1/glucagon dual agonist.
This invention relates to methods of treating and ameliorating congenital and neonatal hyperinsulinism and post-prandial hypoglycemia, comprising the step of administering an antagonist of the Glucagon-Like Peptide-1 (GLP-1) receptor, e.g. a GLP-1 fragment or analog thereof.
The disclosure generally describes methods of preventing or treating ophthalmic diseases or conditions in a mammalian subject, such as diabetic retinopathy, cataracts, retinitis pigmentosa, glaucoma, macular degeneration, choroidal neovascularization, retinal degeneration, and oxygen-induced retinopathy. The methods comprise administering an effective amount of an aromatic-cationic peptide to subjects in need thereof.
The present invention relates to a pharmaceutical composition containing Kaempferia parviflora Wall. Ex. Baker extracts for treating muscle diseases, and more specifically to a pharmaceutical composition containing, as an active ingredient, Kaempferia parviflora Wall. Ex. Baker extracts or flavone compound isolated therefrom for treating muscle diseases or a dietary composition for improving muscle function. Kaempferia parviflora Wall. Ex. Baker extracts or flavone compound isolated therefrom according to the present invention reduces protein catabolism in the muscles and increases muscle cell differentiation and anabolism, and is thus effective for preparing pharmaceutical composition for treating muscle diseases and dietary composition for improving muscle function.
The present invention provides a recombinant oncolytic Herpes Simplex Virus (oHSV) comprising a non-HSV ligand specific for a molecule (protein, lipid, or carbohydrate determinant) present on the surface of a cell (such as a cancer cell) and one or more copies of one or more microRNA target sequences inserted into one or more HSV gene loci, preferably one or more HSV gene(s) required for replication of HSV in normal (i.e., non-cancerous) cells. The invention further provides stocks and pharmaceutical compositions comprising the inventive oHSV and methods for killing tumor cells employing the inventive oHSV.
A nutrient composition contains a cellulose acetate having a total degree of acetyl substitution of 0.4 to 1.1. The cellulose acetate may have a compositional distribution index (CDI) of 2.0 or less, where the CDI is specified by the formula: CDI=(Measured value of half height width of chemical composition)/(Theoretical value of half height width of chemical composition) where the measured value of half height width of chemical composition represents the half height width of chemical composition determined by HPLC analysis of a cellulose acetate propionate prepared by propionylating all residual hydroxy groups of the cellulose acetate (sample); and the theoretical value of half height width of chemical composition=2.35482√{square root over (3*DPw*(DS/3)*(1−DS/3))}/DPw [Math. 1] where DS is the total degree of acetyl substitution; and DPw is a weight-average degree of polymerization determined by a GPC-light scattering method using a cellulose acetate propionate prepared by propionylating all residual hydroxy groups of the cellulose acetate (sample).
Ophthalmically therapeutic materials, such as liquid-containing compositions and polymeric drug delivery systems, include a therapeutic component that includes an Glucocorticoid Derivative which, upon delivery to the posterior segment of a mammalian eye, does not significantly diffuse to the anterior segment of said eye. Methods of making and using the present materials are also described.
Described herein are oral pharmaceutical compositions suitable for chewing, sucking, or buccal dissolution comprising non-systemic corticosteroid soft lozenges, methods for making the same, and methods for treating subjects in need thereof with such lozenges. In particular, the oral composition provides topical, non-systemic administration of one or more active pharmaceutical ingredients to the oral cavity and upper gastrointestinal track, including the esophagus. In one embodiment, the oral pharmaceutical compositions comprise chewable, suckable, or buccally-dissolvable soft lozenges for the treatment of esophageal lesions. The soft lozenges provide topical, non-systemic delivery of corticosteroids to the esophagus and oral cavity.
Disclosed are methods of treating cancer, which include administering a therapeutically effective amount of a compound of Formula (I), or a pharmaceutically acceptable salt or ester thereof, to a subject in need thereof. Also disclosed are methods of inhibiting growth and proliferation of cancer cells in vitro or in vivo, which include contacting the cells with an amount of the compound of formula (I) effective to inhibit the growth or proliferation of the cancer cells. Further disclosed are methods of inhibiting tumor growth, which include contacting the tumor with an amount of the compound of formula (I) effective to inhibit the growth of the tumor.
Compounds of Formula I that inhibit the activity of the diacylglycerol acyltransferase 2 (DGAT2) and their uses in the treatment of diseases linked thereto in animals are described herein.
The present invention relates to compounds of formula II wherein X, Y, R2, R3, R4 and Ar are all as defined herein. The compounds of the present invention are known to inhibit the spindle checkpoint function of Monospindle 1 (Mps1—also known as TTK) kinases either directly or indirectly via interaction with the Mps1 kinase itself. In particular, the present invention relates to the use of these compounds as therapeutic agents for the treatment and/or prevention of proliferative diseases, such as cancer. The present invention also relates to processes for the preparation of these compounds, and to pharmaceutical compositions comprising them.
This invention relates, e.g., to a method for enhancing exon skipping in a pre-mRNA of interest, comprising contacting the pre-mRNA with an effective amount of a small molecule selected from the compounds shown in Table 1, or a pharmaceutically acceptable salt, hydrate, solvate, or isomer thereof, and, optionally, with an antisense oligonucleotide that is specific for a splicing sequence in the pre-mRNA Methods for treating Duchenne muscular dystrophy (DMD) are disclosed.
Provided herein are compounds of formula (I) useful for the treatment of PPAR-delta related diseases (e.g. mitochondrial diseases, muscular diseases, vascular diseases, demyelinating diseases and metabolic diseases).
Disclosed herein are methods for identifying compounds that enhance base excision repair, as well as compounds identified thereby and methods of using such compounds in the interception of malignancy, i.e. the prevention of progression of a disease from a state of susceptibility to active disease. Exemplified compounds are acetohexamide and related compounds, as well as benserazide and analogs thereof. Exemplified malignancies are those of human breast cells carrying mutations, in particular, SUM149 cells and HCC1937 cells, which cells carry BRCA1 mutations.
The present disclosure relates to liquid filled hard capsules comprising hydroxypropyl methyl cellulose, pullulan, or mixtures thereof comprising a liquid fill of an effective amount of beta-hydroxy-beta-methylbutyric acid (HMB free acid) in liquid form and at least on excipient selected from quaternary ammonium salts, amino acids, amino acid derivatives, monosaccharides, disaccharides, and mixtures thereof.
The present invention relates to a topical synergistic anti-inflammatory formulation comprising a blend 1 to 6% by weight of Cymbopogon citratus oil (CC oil); 0.5 to 6% by weight of Zanthoxylum armatum oil (ZA oil); 0.5 to 6% in weight by Hedychium spicatum oil (HS oil). The invention also provides a method of management of the pain and/or inflammation by the formulations of the invention.
A hair color stain remover formula, having by volume about 67.9999% Witch Hazel Extract; about 20.0% Glycerin; about 8.8% Distilled Water; about 3.0% Sodium Cocoyl Glycinate; about 0.1% Potassium Sorbate; about 0.1% Sodium Benzoate; and about 0.0001% Green Tea Extract.
A method for applying a composition to skin is disclosed. The method can include topically applying to skin a composition that includes an effective amount of Silybum marianum extract and Momordica grosvenori fruit extract, wherein the Silybum marianum extract is a hydroalcoholic extract and the Momordica grosvenori fruit extract is a hydroglycolic extract.
Disclosed are: (a) controlled release matrix particles containing 10-70 wt. % of a hydrophobic active ingredient, 21-72 wt. % of a polysaccharide, 3.80-12 wt. % of a crosslinking agent, 1.00-6 wt. % of a catalyst and 0.10-5 wt. % of a silica flow aid; (b) controlled release core/shell particles containing 10-70 wt. % of a hydrophobic active ingredient, 1.0-3.2 wt. % of an epoxidized oil, 21-64 wt. % of a polysaccharide, 7.6-23% of an amine-functionality containing material, and 0.10-5 wt. % of a silica flow aid; and (c) hybrid particles wherein the core/shell particles are contained in a matrix. Also disclosed are methods for making the particles and compositions containing the particles.
Described are personal care compositions, comprising an anionic surfactant, and a polyurea shell encapsulating a hydrophobic active, wherein the polyurea shell has at least one covalently attached cationic polymer, selected from the group consisting of quaternary amines and cationic biopolymers.
A container closure is provided for use in dispensing fluids from a container, and includes a base constructed and arranged for being attached to a mouth of the container, a first port disposed on the base and in fluid communication with the mouth, a second port disposed on the base in fluid communication with the mouth, and the first and second ports being visually differentiated from each other.
A method for providing emergency care to a patient of an adverse cardiac event is disclosed that includes causing multiple chest compressions to be provided to the patient, and causing multiple inducements of ventilation to be provided to the patient. Particular ones of the multiple chest compressions can overlap time-wise with corresponding ones of the multiple inducements of ventilation, and can be substantially out of phase with the corresponding ones of the multiple inducements of ventilation.
Systems, apparatuses, and methods for providing a negative-pressure therapy system are described. The system includes a first dressing, a second dressing, and a negative-pressure source. The negative-pressure source includes a first pump and a second pump. A first valve is fluidly coupled to the first dressing and the first pump to selectively permit fluid communication to the first dressing. A second valve is fluidly coupled to the second dressing and the second pump to selectively permit fluid communication to the second dressing. A cross-over valve is fluidly coupled to the first pump, the first valve, the second pump, and the second valve. The cross-over valve permits fluid communication between the first pump and the second valve and/or the second pump and the first valve. A controller is communicatively coupled to the first pump, the second pump, the first valve, the second valve, and the cross-over valve for operating the same.
A system for providing, to a user, navigation directions to a point of interest. The system includes a device having an output unit configured to output the navigation directions to the point of interest. The device is configured to communicate, to an unmanned vehicle, a point of interest identification. The system also includes the unmanned vehicle having a camera configured to detect image data. The unmanned vehicle is configured to determine whether the point of interest identification is detected from the image data. The unmanned vehicle is also configured to determine a point of interest location when the point of interest identification is detected from the image data. The unmanned vehicle is also configured to determine point of interest navigation data based on the point of interest location. The unmanned vehicle is also configured to communicate, to the device, the point of interest navigation data.
Improvements in a cover for a pin used in an inversion table that prevents the inversion table from rotating beyond a desired amount of rotation. The cover is secured to the fixed frame and has a slot for the rotating frame to move within the slot. The cover prevents debris, sweat, body parts, towels or clothing from entering into the locking pin area. The cover makes the inversion table safer to operate by covering a pinch-point where the rotating component of the inversion table contacts the rotation stop. The cover can take a variety of shape and material configurations to provide the coverage and protection for the user of the inversion table.
Disposable absorbent articles comprising absorbent cores are presented. In one embodiment, an absorbent core may comprise a riffled substrate comprising a plurality of peaks and a plurality of troughs, a flat substrate coupled to the riffled substrate, and superabsorbent polymer disposed between the riffled substrate and the flat substrate, wherein the footprint of the riffled substrate is substantially the same as the footprint of the flat substrate, and wherein the surface area of the riffled substrate is greater than the surface area of the flat substrate.
A disposable diaper includes a skin-surface side sheet; a non-skin surface side sheet; an absorber; and a waistline retaining unit. Leg stretching units are arranged in the inner side in a longitudinal direction from diaper ends that configure the outer circumference of the disposable diaper or the inner side in a widthwise direction from the diaper ends. A part of the waistline retaining unit is arranged in at least one of a first region in an outer side in the longitudinal direction from the ends of the leg stretching units, and a second region in an outer side in the widthwise direction from the ends of the leg stretching units. A joint region where the skin-surface side and non-skin surface side sheets are joined is provided along the diaper ends in at least one of a first region and a second region.
A cartridge, including a first member that defines an inner volume and a second member disposed therein, is disposed in a housing. A first reservoir is disposed in the inner volume in a position distal to the second member. The first member is partially disposed in a second reservoir, defined by the housing. The second member is configured to be moved from a first position, in which the first reservoir contains a drug and the second reservoir is fluidically isolated from the inner volume, toward a second position, in which the first reservoir and the second reservoir are in fluid communication with the inner volume, such that the second reservoir receives a volume of the drug from the first reservoir. The first member and the second member are collectively moved relative to the second reservoir to expel the volume of the drug from the second reservoir.
A knee brace for assisting the extension or flexing of a limb comprises substantially rigid upper and lower frames connected by a hinge, the upper frame being secured to the leg by an upper strap. A stabilizing strap for fixing the lower frame to the user's leg comprises an inelastic band, cord or other flexible securing member for circumscribing the user's leg having a fastening element for fixing the securing member in a set position. The securing member is affixed to the arms of the lower frame, slidably extending through at least one strap support provided by at least one of the arms of the lower frame. When the brace is in position on a user's leg the stabilizing strap is able to move through at least one strap support in a generally horizontal direction while supporting the lower frame in the vertical direction.
In some aspects, the present disclosure provides medical devices that comprise a composite region comprising a binding polymer portion and an oriented fibrous polymer reinforcement portion, wherein the composite region is formed by a process that comprises heating and compressing one or more oriented polymer fibers. Other aspects of the present disclosure relative to methods of forming such medical devices.
A tack device for holding plaque against blood vessel walls in treating atherosclerotic occlusive disease is formed as a thin, annular band of durable, flexible material having a plurality of focal elevating elements on its outer annular periphery for holding loose plaque under a spring or other expansion force against a blood vessel wall. The focal elevating elements are designed to exert a holding force on a plaque position while minimizing the amount of material surface area in contact with the plaque or blood vessel wall and reducing the potential of friction with the intraluminal surface. This approach offers clinicians the ability to perform a minimally invasive post-angioplasty treatment and produce a stent-like result without using a stent.
In various embodiments, an intervertebral disc prosthesis is provided. The prosthesis may be provided with an insertion adapter, such as a head, holder, or other carrier of the prosthesis. The insertion adapter may be configured to retain the prosthesis and to engage an insertion tool body. In various embodiments, the prosthesis and the insertion holder are provided in a sterile pack, with the prosthesis components and the insertion holder sterilized and packaged in one or more types or layers of sterile packaging. In various other embodiments, the prosthesis and an insertion tool are provided in a sterile pack, with the prosthesis components and the insertion tool sterilized and packaged in one or more types or layers of sterile packaging.
A spinal implant comprises an implant body extending between an anterior surface and a posterior surface, and including a first vertebral engaging surface and a second vertebral engaging surface. The implant body further including an inner surface that defines at least a first cavity and a second cavity spaced from the first cavity. The first cavity is oriented to implant a fastener oblique relative to a bilateral axis of a subject body. The second cavity is oriented to implant a fastener in substantial alignment with the bilateral axis. Systems and methods of use are disclosed.
A first prosthetic ankle component (10) comprising: a first bearing surface (12) configured to engage a second bearing surface (22) of a second prosthetic ankle component (20); and a protrusion (16) or slot (26) on the first bearing surface, the protrusion or slot being configured to engage a respective slot (26) or protrusion (16) in the second bearing surface of the second prosthetic ankle component, wherein the protrusion or slot is further configured such that the interaction with the respective slot or protrusion permits the first and second prosthetic ankle components to slide with respect to one another in an interface plane defined by the interface between the first and second bearing surfaces, and wherein the protrusion or slot is further configured to restrict the first and second prosthetic ankle components moving away from one another in a direction with a component perpendicular to the interface plane.
An annuloplasty ring having a three-dimensional discontinuous form generally arranged about an axis with two free ends that are axially offset. The ring is particularly suited for repair of the tricuspid valve, and more closely conforms to the annulus shape. The ring is more flexible in bending about radially extending axes than about the central axis. The ring may have an inner structural support covered by a pliable sleeve and/or a fabric tube. The structural support may have a varying cross-section, such as a C-shaped cross-section in a mid-section between two free ends and a rectangular cross-section at the free ends. A deliver template having a mounting ring with about the same shape as the ring facilitates implant, and may be releasably attached to a delivery handle. The deliver template may include a plurality of cutting guides for releasably attaching the annuloplasty ring thereto while presenting maximum outer surface area of the ring. The template may have an outwardly-facing groove to receive and retain the ring.
A delivery device usable to deliver an inverting implant is provided that includes a positioning mechanism that automatically initiates the inversion process once a predetermined length of the implant has exited a delivery catheter. The positioning mechanism allows the implant to be safely and accurately deployed with reduced operator experience and in a greater variety of target locations.
Devices, systems, and methods for crimping a medical device are disclosed. More specifically, the present disclosure relates to devices, systems, and methods for reducing the diameter of a collapsible heart valve prosthesis to be loaded onto a delivery device. The devices, systems, and methods using at least one funnel to crimp the heart valve prosthesis and load it onto the delivery system.
A filter formed from a sheet is described herein. In one aspect of the invention, a filter is formed from a sheet of material and, following removal of portions of the sheet, the filter is folded into a shape for insertion into a blood vessel. In another aspect of the invention, features for a filter are formed from a sheet of material and incorporated into the filter.
A method of implanting a surgical mesh in tissue includes providing an implant having an insertion aid connected with an end, and providing an insertion device having a handle, an actuator, an elongated shaft, and a cutting element. The elongated shaft has an outer wall with an opening for receiving the insertion aid. The method includes inserting the insertion aid into the opening of the shaft for connecting the implant with the insertion device, forming a surgical opening in tissue, advancing the distal end of the elongated shaft and the implant connected with the insertion device through the surgical opening, and engaging the actuator for moving the cutting element from a first position to a second position for severing the insertion aid from the end of the implant.
A system, method and fabric having a dimensionally stabilized pore. The system has a mesh fabric having a pore, such pore having a first pore perimeter. The system has a support having a support outer perimeter. The support is received into the pore so that the pore perimeter is in contact with the outer support perimeter. When the fabric is thermoset, the pore permanently assumes the shape of the outer support perimeter.
A dental impression that includes an underside and a connecting part. The underside has a negative form of at least one partial area of a jaw and at least one implant site located in the partial area of the jaw. The connecting part is a recess arranged on an upper surface of the dental impression opposite the underside in the area of the negative form of the implant site, and has a longitudinal axis defined along a depth direction of the recess. The recess has a geometry that is rotationally asymmetric about the longitudinal axis, and an external contour of the connecting part is asymmetrical in a plane perpendicular to the longitudinal axis of the connecting part. The connecting part has a lowered base as a depth stop, the lowered base being within the recess and below the upper surface of the dental impression.
Disclosed are a detachable dental appliance which is outstandingly durable and can protect the teeth from clenching and bruxism and a fabricating method therefor. The detachable dental appliance according to the present invention comprises: a cover frame in which a teeth recess is formed in the length direction and which consists of a laminar structure comprising a first cover layer of a hard material and a second cover layer of a soft material provided on the inside relative to the first cover layer; and a core frame of a hard material which is provided in the teeth recess of the cover frame and has a tooth-contacting surface shaped with impressions of end portions of a plurality of the teeth, and, here, the cover frame comprises: a cover inner wall constituting a wall on one side of the teeth recesses so as to be provided on the lingual side of the teeth; a cover outer wall constituting a wall on the other side of the teeth recesses so as to be provided along the front of the teeth; and a cover base linking the cover inner wall and the cover outer wall so as to close off the gap between a tooth and its opposing tooth. The detachable dental appliance according to the present invention absorbs shock due to clenching or grinding and so prevents damage to teeth, and is effective in maintaining tooth alignment and is outstandingly durable in sustained use.
A gastro-intestinal (GI) scope disinfection and sterilization device including a gastro-intestinal (GI) scope having an insertion tube and a universal cord and an ultraviolet (UV) light assembly, wherein the UV light assembly includes a power source, a UV light box operatively connected to the power source, and first and second UV light sources operatively connected to the UV light box, wherein the first UV light source is located within an interior of the insertion tube and the second UV light source is located within an interior of the universal cord in order to disinfect and sterilize an interior of the gastro-intestinal (GI) scope lumen. Also, an external UV light source assembly is used to substantially surround a UV insertion tube assembly and the exterior of the insertion tube in order to disinfect and sterilize a portion of an exterior portion of the gastro-intestinal (GI) scope.
A medical cart having a chassis with a plurality of wheels attached thereto; a plurality of drawers supported on the chassis; a temperature-regulated compartment in the chassis; a locking bar pivotally attached to the chassis; a headwall mount attached to the chassis; a display mounted on the chassis; and a positionable task light attached to the chassis. Each drawer includes a drawer lock shiftable between a locked position and an unlocked position. The locking bar is shiftable between a locked position and an unlocked position so that the locking bar serves as a secondary safety lock for all the drawers and the door of the temperature-regulated compartment.
A medical protective gown comprising a gown body. A centrally located orifice passes through a central region of a front panel of the gown body. A tubular protective sleeve extends forward from the front panel of the gown body, the tubular protective sleeve being located circumscribing the centrally located orifice. A tubular protective sleeve distal end panel is located at a distal end of the tubular protective sleeve. The tubular sleeve is adapted to receive a stethoscope or any other desired medical instrument. A broadened interior pocket is assembled to an interior surface of the gown body to support an upper, broader portion of the stethoscope or other instrument. A flange can be included with the tubular protective sleeve and/or the broadened interior pocket to aid in attachment to the gown body. The tubular protective sleeve can include a sleeve contraction system to contract the protective sleeve.
A fenestration drape and a method for providing skin-to-skin contact of a newborn with the mother immediately after birth during a Cesarean delivery are provided. The fenestration drape includes a portal which may be opened and reclosed without compromise to the sterile barrier. The method facilitates the critical contact without interruption and with continuity of sterile field throughout the procedure.
A manipulator system includes a medical instrument which is capable of being inserted into a body; a manipulator which is capable of holding the instrument; a holding detector which detects a holding state where the manipulator holds the instrument; an instruction-receiving part which detects an instruction for operating the instrument; and a controller which operates the instrument only in a case where the instruction-receiving part detects the instruction when the holding detector detects the holding state.
A method, consisting of receiving a computerized tomography scan of at least a part of a body of a patient, and identifying voxels of the scan that correspond to regions in the body that are traversable by a probe inserted therein. The method also includes displaying the scan on a screen and marking thereon selected start and termination points for the probe. A processor finds a path from the start point to the termination point consisting of a connected set of the identified voxels. The processor also uses the scan to generate a representation of an external surface of the body and displays the representation on the screen. The processor then renders an area of the external surface surrounding the path locally transparent in the displayed representation, so as to make visible on the screen an internal structure of the body in a vicinity of the path.
The subject matter includes a system and method for providing graphical feedback visualizing forces within a joint through a range of motion of the joint. The method can comprise receiving position data, receiving force data, and generating a graphical representation based on the position data and the force data. The receiving position data can include data for at least one bone of a joint while the at least one bone is moved through a range of motion (ROM). The receiving force data can occur concurrently to receiving the position data and using one or more processors, the force data can be collected from at least one force sensor embedded within a trial prosthesis in the joint. The graphical representation can illustrate changes in the force data versus locations of the bone as it moved through the ROM.
A system for the manufacture of an end effector assembly which is configured for use with an electrosurgical instrument configured for performing an electrosurgical procedure is provided. The system includes a photolithography module that is configured to etch one or more pockets on a seal surface of the seal plate. A vacuum module is configured to raise, transfer and lower a spacer from a location remote from the pocket(s) on the seal plate to the pocket on the seal plate(s). An adhesive dispensing module is configured to dispense an adhesive into the pocket on the seal plate. An optical module is configured to monitor a volume of the adhesive dispensed within the pocket and monitor placement of the spacer within the pocket.
An apparatus comprises an end effector, an elongate shaft, and a handle assembly. The shaft includes an articulation section that is operable to deflect the end effector away from the longitudinal axis of the shaft. The handle assembly includes a rotary member positioned within an intermediate section of the handle assembly. The rotary member is rotatable about an axis that is parallel to the longitudinal axis of the shaft. The rotary member is operable to control the articulation section of the shaft. The rotary member may include opposing thread sections that simultaneously drive lead screws in opposite longitudinal directions, to thereby control the articulation section. The shaft may be rotatable relative to the handle assembly, and the apparatus may selectively lock or resist such rotation based on the articulation state of the articulation section.
A forceps includes first and second shafts, each having a jaw member disposed at a distal end thereof. At least one jaw member is moveable from an open to a closed position for grasping tissue therebetween. At least one jaw member is configured for reciprocation of a blade therethrough. A trigger assembly includes a trigger and at least one linkage coupled to the trigger and to the blade such that rotation of the trigger translates the blade between the retracted and the extended position. An interference member moveable between a locked position and an unlocked position is also provided. The interference member is configured to engage the linkage(s) when in the locked position to inhibit translation of the blade from the retracted to the extended position.
A connection system for an electrosurgical instrument comprises first and second connectors capable of being mated one with the other, the first connector (5) being associated with an electrosurgical generator (1) and the second connector (12) being associated with the electrosurgical instrument (9). The first and second connectors each include at least three connector components, each of the three connector components of the first connector (5) being capable of being connected and disconnected to a to respective one of the three connector components of the second connector (12). When the first connector components (14, 19) are connected to each other they are capable of delivering an RF energy output from the electrosurgical generator (1) to the electrosurgical instrument (9). When the second connector components (16, 22) are connected to each other they are capable of delivering a supply of ionizable gas to the electrosurgical instrument (9). When the third connector components (15, 21) are connected to each other they capable of identifying the electrosurgical instrument (9) to the electrosurgical generator (1). When the first and second connectors are mated one with the other, the third connector components (15, 21) are connected one to the other only after the first and second connector components are connected one to the other.
Neuromodulation cryotherapeutic devices and associated systems and methods are disclosed herein. A cryotherapeutic device configured in accordance with a particular embodiment of the present technology can include an elongated shaft having distal portion and a supply lumen along at least a portion of the shaft. The shaft can be configured to locate the distal portion intravascularly at a treatment site proximate a renal artery or renal ostium. The supply lumen can be configured to receive a liquid refrigerant. The cryotherapeutic device can further include a cooling assembly at the distal portion of the shaft. The cooling assembly can include an applicator in fluid communication with the supply lumen and configured to deliver cryotherapeutic cooling to nerves proximate the target site when the cooling assembly is in a deployed state.
A bone stabilizing plate includes two plate portions, each affixable to bones of a patient, the plate portions telescoping together with mating rails and grooves. A limiter associated with one of the plate portions sliding engages one a catch associated with the other of the plate portions, when the plate portions are telescoped together, and resists stops telescoping when the plate portions are telescoped a predetermined distance apart. Once the limiter and catch are engaged, the plate portions enable imposition of a minimum compressive force between bones connected to the plates. The limiter is resiliently positioned to deflect into a relief formed in its respective plate portion. A groove positioned proximate the catch enables free telescoping motion limited by the engagement of the catch and limiter, whereby the minimum compressive force between bones is maintained, and Wolfe's Law may apply.
A device for delivering a material to an orthopedic target site is disclosed. The device can be used to deliver bone cement to an intra-vertebral site. The device can have a pusher rod within a tube. The tube can be loaded with the bone cement distal to the pusher rod. The pusher rod can have varying rigidity along the length of the pusher rod. The tube and pusher rod can navigate tortuous pathways from a percutaneous or transcutaneous insertion en route to the target site or to improve extracorporeal ergonomics. Methods for using the same are also disclosed.
A receiver subassembly adapted to couple with a universal shank to form a bone anchor assembly. The universal shank having an integral upper capture structure with opposed spaced apart flat side surfaces. The receiver subassembly including a receiver including a distal opening for bottom loading of the capture structure of the universal shank there-through. The receiver supporting a retainer and a positioner within the receiver. The positioner supporting a position of the retainer within the receiver. The retainer configured to couple with the capture structure when the capture structure extends at least partially through the distal opening.
A discontinuously double-threaded bone screw includes a drive head and anchoring body consisting of a cylindro-conical core over which extend at least two cylindro-conical threads, the anchoring body including anchoring portions of different profiles, ensuring an anchoring corresponding to different bone hardnesses and strengths, the anchoring body including, below the drive head, a first anchoring portion with a conical core and two threads with cylindrical profile and identical pitch, a second anchoring portion with a cylindrical core and a single cylindrical thread over ¼ turn, a third anchoring portion with a cylindrical core and two threads with cylindrical profile over ½ turn, a fourth anchoring portion including a cylindrical core and a single thread with cylindrical profile n turn based on total length of the bone screw, and a fifth anchoring portion including a conical core and two threads with conical profile forming the tip of the bone screw.
An embryo transfer catheter (10) is described comprising an outer catheter body (12) having first and second lumens (14, 16). The second lumen (16) is adapted to receive an internal catheter (not shown) with a single lumen which, in use, will allow passage of an embryo or embryo-containing cannula (not shown) into the uterus (18) of the recipient. An inflatable balloon (20) is provided at a distal end of the first lumen (14). The inflatable balloon (20) is designed to be as small as possible in its inflated condition while still being retained in the uterus (18). The shape of the balloon (20) is adapted in its inflated state to conform to just the lowest part of the uterus (18). The aim in designing the balloon (20) as small as possible is to leave as much endometrium accessible to the embryo for implantation as possible, and to occupy as little volume as possible within the uterine cavity and to exert as little pressure as possible to avoid causing contractions, while still being retained in the uterus (18).
In one embodiment of the present invention, a method of applying ultrasonic energy to a treatment site within a patient's vasculature comprises positioning an ultrasound radiating member at a treatment site within a patient's vasculature. The method further comprises activating the ultrasound radiating member to produce pulses of ultrasonic energy at a cycle period T≤1 second. The acoustic parameters such as peak power, pulse width, pulse repetition frequency and frequency or any combination of them can be varied non-linearly.
This preparation set comprises a drill guide (31) comprising a bearing surface (33) intended to bear against a glenoid cavity, a passage orifice (35) intended for the passage of a guide pin (36) implanted in the glenoid cavity, and first and second guide orifices (37, 38) each opening into the bearing surface (33) and each intended to guide a drill bit (38) capable of realizing a bone bore in the glenoid cavity, the first and second guide orifices (37, 38) being inclined with respect to the extension axis of the passage orifice (35) and converging in the direction of the bearing surface (33); and a compactor (42) comprising a compaction portion (45) having a generally trapezoidal shape and intended to be impacted against the glenoid cavity so as to form a bone housing in the glenoid cavity, the compactor (42) further including a passage hole (49) extending at least partially in the compaction portion (45) and intended for the passage of the guide pin (36) implanted in the glenoid cavity.
A device (10) for use in orthopedic surgery includes a metallic central member (30). The device also includes an outer portion (20) comprising a polymer, which can be molded around the metallic central member. The outer portion thus surrounds the metallic central member. The outer portion has a profiled outer surface (40), such as teeth, ribs or ridges for removing bone. Engagement features for resisting relative movement between the metallic central member and the outer portion can comprise ridges, grooves (34, 36) and apertures (32) of the metallic central member, filled with polymer. The device can be a broach or rasp. A surgical instrument kit includes a plurality of differently sized devices of the kind described herein.
An instrumentation system that includes a reamer sleeve having a reamer wall and a wedge body, the reamer wall being oriented about a central longitudinal axis. The reamer wall includes an inner passage that is sized to receive insertion of a reference instrument that is structured for placement in a canal in a bone. The inner passage can be centrally oriented about a longitudinal axis that is offset from at least the central longitudinal axis of the reamer wall. The wedge body can have a wedge surface that extends axially in a direction that is non-parallel and non-perpendicular to the central longitudinal axis. The apparatus also can include a cap having an opening that is sized to receive insertion of the wedge body. The cap can further include an inner wall having a tapered wall section that is oriented to matingly engage the wedge surface of the wedge body.
A delivery system for an implantable vaso-occluding device. A non-planar heating chamber is disposed proximate to a distal end of an advancing member. Protruding from an interior surface of the non-planar heating chamber is a detachment fiber made from a polymeric material and having a closed distal end. At least one heating element is disposed on the interior surface of the non-planar heating chamber to produce sufficient heat to sever the detachment fiber. An articulation point is established between the vaso-occluding device and the delivery system. The vaso-occluding device remains at all times substantially self-centered while being advanced.
Adjunct material to provide drug elution is a variety of different temporal and/or spatial patterns is provided. In general, a biocompatible adjunct having a plurality of distinct regions is configured to be delivered to tissue by deployment of staples in a cartridge body of a surgical stapler. Each of the distinct regions can be disposed at a different location on the adjunct material and can have a different adjunct construction. At least two of the regions releasably retain at least one medicant and each of the at least one medicants is releasable from one of the regions in a non-homogeneous manner with respect to at least one of time of release and location of release.
Devices, systems and methods for passing a suture. In general, described herein are suturing devices, such as suture passers, as well as methods of suturing tissue. These suture passing devices may include dual deployment suture passers in which a first distal jaw member is moveable at an angle with respect to the longitudinal axis of the elongate body of the device and the second distal jaw member is retractable proximally to the distal end region of the elongate body and/or the first jaw member. Also described herein are suture passers in which the tissue penetrator passing the suture travels in an approximately sigmoidal pathway, with the distal end of the tissue penetrator extending distally from one jaw of the device.
An apparatus includes a handle, a cartridge configured to removably couple to the handle, an actuator movably coupled to the handle, and a lock operably coupled to the actuator. A first needle assembly and a second needle assembly of the cartridge are operably coupled to a first coupling portion and a second coupling portion, respectively, of the actuator when the cartridge is coupled to the handle. The first coupling portion is configured to transition the first needle assembly from a first configuration to a second configuration such that a first capture portion engages a first needle. The second coupling portion is configured to transition the second needle assembly from a first configuration to a second configuration such that a second capture portion engages the second needle. The lock is configured to selectively limit movement of the first coupling portion and the second coupling portion.
Methods and devices for fixation of soft tissue to bone are provided. In one embodiment, a suture anchor is provided having an elongate cylindrical body with proximal and distal ends and an inner lumen extending therethrough. The elongate body can be configured so that upon partial insertion into a bone hole, it is securely anchored within the bone hole and a suture extending through the inner lumen is freely slidable. It can also configured so that, upon further insertion into the bone hole, at least a portion of the elongate body compresses to lock the suture within the inner lumen such that the suture is prevented from sliding. In another embodiment, a suture anchor is provided having arms that have an open position for receiving a suture therebetween, and a closed position in which the suture is retained but allowed to slide freely.
The present invention contemplates a hand-held and hand-operable stitching device capable of securely placing a single interrupted suture through a wound using sterile suturing material with a single squeeze of the device's arms. Operating substantially faster than a surgeon, the compact and lightweight device employs an intuitive stapler-like structure and a center assembly capable of closing a wound with traditional suturing material secured by anchors that remain on either side of the wound. The apparatus employs needle-suture units stored in a center assembly and deployed individually when the device is actuated. When actuated, an epicyclic gear train within a center assembly causes a needle-suture unit to rotate through a circular path through the tissue, bringing the edges of separated tissue together. The suture thread is then secured in its position with anchors and the needle is then disjointed from the suture thread with a blade.
A videofluoroscopy accessory device adapted to securely and removably attach to an X-ray head of a fluoroscopy system or device. The videofluoroscopy accessory device on the current invention provides a platform for enhancing and supplementing the surgical environment with additional accessories. The accessories that could be used with the present invention include but are not limited to lights, cameras, microphones, and other medical equipment/tools for optimizing the surgical environment.
The invention disclosed herein includes sensors having three dimensional configurations that allow expansive “360°” sensing (i.e. sensing analyte from multiple directions) in the environments in which such sensors are disposed. Embodiments of the invention provide analyte sensors having foldable substrates adapted to produce optimized configurations of electrode elements as well as methods for making and using such sensors. Typical embodiments of the invention include glucose sensors used in the management of diabetes.
To accurately recognize the position and direction of an insertion member, there is provided an insertion system which detects operation support information such as an insertion amount and a rotation amount of the insertion member, and the position and shape of the distal end thereof. The insertion system includes an insertion portion including at least a grasp portion, an insertion portion to be inserted into a specimen, an insertion channel passing from the proximal end of the insertion portion to the distal end, the insertion member to be inserted into the insertion channel, a first state detector which is disposed in the insertion portion and which detects information to calculate at least one of an insertion amount of the inserted insertion member in an insertion direction along a longitudinal direction and a rotation amount of the insertion member around its central axis along the insertion direction, and a calculation unit which calculates operation support information from a detection result by the first state detector.
An apparatus and method for determining stroke volume. The apparatus receives an arterial pressure waveform and is arranged to correct a part of the pressure waveform that relates to a heart beat for an influence of an ectopic heart beat, of atrial fibrillation on the pressure waveform or of changes in the pressure waveform's baseline. The apparatus also comprising means arranged to calculate the stroke volume from the corrected waveform.
Featured is a method for assessing risk of a patient condition. Such a method includes providing criteria that relate predetermined parameters to each other, inputting observations into given criterion and relating observations of one or more acquired parameters, and converging the given criterion so as to provide an output representative of a patient condition. Such a method further includes translating the output into a visual form such as displaying the output on a display device.
A system for direct imaging and diagnosing of abnormal cells in a target tissue includes a disposable optical speculum and an image acquisition system having the speculum assembled on and mechanically secured thereto. The image acquisition system is arranged to capture at least one of a single image or multiple images or video of cells within the target tissue using at least one of bright field or dark field ring illumination divided into independently operated segments to obtain a plurality of data sets. An image analysis and control unit in communication with the image acquisition system analyzes the data sets and applies algorithms to the data sets for diagnosing abnormal cells.
A system for detecting tumor margins includes a topical protease-specific, fluorescence imaging probe that is activatable by enzymatic activation to produce a visually differentiated signal upon topical application to a targeted cancer cell that secretes an enzyme that activates the protease-specific, fluorescence imaging probe, an applicator for topically administering the imaging probe to the cancer cell; and an imaging device to detect activation of the imaging probe administered to the cancer cell.
An adapter configured to engage with a hand held computer device to allow a camera on the hand held computer device to take a high quality image of an eye. The adapter allows for high quality imaging of the anterior portion of the eye and the posterior portion of the eye. The adapter can include additional modular components such as an optical pathway enclosure and a beamsplitter module.
A method and apparatus for fixation measurement includes projecting, by an image projector, a stimulus onto one or more eyes of a patient via a beam splitter, and capturing, by one or more image sensing devices disposed conjugate to the one or more eyes, a reflected image including light reflected from the one or more eyes in response to the stimulus, the reflected image including information indicating the fixation of the one or more eyes.
A sensing device with an odd-symmetry grating projects near-field spatial modulations onto an array of closely spaced pixels. Due to physical properties of the grating, the spatial modulations are in focus for a range of wavelengths and spacings. The spatial modulations are captured by the array, and photographs and other image information can be extracted from the resultant data. Pixels responsive to infrared light can be used to make thermal imaging devices and other types of thermal sensors. Some sensors are well adapted for tracking eye movements, and others for imaging barcodes and like binary images. In the latter case, the known binary property of the expected images can be used to simplify the process of extracting image data.
A subjective optometry apparatus includes: a subjective measurer including a light projecting optical system, a corrective optical system including a right-eye corrective optical system and a left-eye corrective optical system, and an optical member for guiding the target light flux corrected by the corrective optical system to an examinee's eye, the subjective measurer subjectively measuring an optical characteristic of the examinee's eye; and an objective measurer including a measurement optical system for emitting measurement light to a fundus of the examinee's eye and for receiving reflected light from the fundus, the objective measurer objectively measuring the optical characteristic of the examinee's eye via the optical member disposed on an optical path of the measurement optical system.
The present invention is generally directed toward a laryngoscope having a handle, a rigid tube, and an optical subassembly. The handle has a distal end and a proximate end. The tube is hollow and also has a distal end having a distal opening and a proximate end having a proximate opening. The optical subassembly includes a light source located within the handle, a power source located within the handle and in communication with the light source and a light carrier extending between the handle and the tube and in communication with the light source and providing light inside and along the entire length of the tube.
A capsule endoscope or a reception apparatus executes a first light emission motion in which only a light emission module configured to perform light emission in an imaging direction of an imaging module that is performing imaging performs the light emission when no lesioned part is detected and executes a second light emission motion in which a light emission module configured to perform the light emission in a second imaging direction of an imaging module different from an imaging module that is imaging the lesioned part performs the light emission in synchronization with the light emission by a light emission module configured to perform the light emission in a first imaging direction of the imaging module that is imaging the lesioned part when the lesioned part is detected.
Described embodiments include a capsule, including a cyclically everting sleeve shaped to define a sleeve interior, a fluid, configured to facilitate the everting of the sleeve, contained within the sleeve interior, and a plurality of electrically-conductive coils coupled to the sleeve. The coils are configured to, when at least two of the coils are magnetized, advance the capsule within a lumen by applying an everting force to the sleeve. Other embodiments are also described.
A dishwasher is provided, which has a washing container; an air-guiding channel to generate an air flow; and a sorption drying system to dry items to be washed, wherein the sorption drying system has a sorption container with reversibly dehydratable sorption material. The sorption container is connected to the washing container by the air-guiding channel. In the sorption container, a through-flow cross-sectional area for the reversibly dehydratable sorption material of substantially between 80 cm2 and 800 cm2 is provided.
A pump includes an inlet chamber for providing a space into which external water is supplied; an outlet chamber provided to be connected with the inlet chamber, guiding the water inside the inlet chamber to the outside of the inlet chamber; an impeller provided inside the outlet chamber, moving the water; a first housing fixed to the outside of the outlet chamber; a rotor rotatably provided inside the first housing; a rotation shaft provided to pass through the outlet chamber, connecting the rotor with the impeller; a magnetic field formation unit provided to surround the first housing, forming a rotating magnetic field to rotate the rotor; a friction bearing provided to pass through the outlet chamber, rotatably supporting the rotation shaft; and an outlet path for connecting the inside of the first housing with the outlet chamber.
A ceiling texture scraping assembly includes a pan that may be manipulated having the pan being positioned beneath a ceiling. A plurality of fasteners is provided. Each of the fasteners extends through an associated one of the tabs and engaging an associated one of the lateral walls. Thus, each of the lateral walls is coupled to the outer wall. A sleeve is coupled to and extends away from the pan and the sleeve may be gripped. A blade is coupled to the pan. The blade frictionally engages texture on the ceiling. Thus, the blade to removes the texture from the ceiling.
A vacuum cleaner includes: a cleaner body including a battery chamber; a motor provided in the cleaner body to provide suction force; a battery detachably mounted in the battery chamber to provide electric power to the motor; a battery cover rotatably mounted in the cleaner body to open and close the battery chamber; and a charging stand on which the cleaner body is held and which includes an opening prevention rib located on a rotation path of the battery cover in a state in which the cleaner body is held on the opening prevention rib and preventing opening of the battery cover.
The invention relates to a vacuum cleaner filter bag, including a bag wall which is made of filter material and has a through-passage through which the air to be cleaned can flow into the vacuum cleaner filter bag, in which the bag wall includes an at least partially pleated non-woven fabric material and the bag wall includes a first and a second filter material layer which are joined to one another by a peripheral weld seam, wherein the first and/or second filter material layers comprise include the at least partially pleated non-woven fabric material.
An upright vacuum cleaner (1) includes a brushroll (11); a motor assembly (200) including a motor housing (21) and a motor (22), in which a rotating axis of the motor (22) and a rotating axis of the brushroll (11) are disposed in a non-parallel manner, and the motor (22) drives the brushroll (11) rolling by a drive belt (13) and is rotatable between a first upright position of tensioning the drive belt (13) and a first oblique position of loosening the drive belt (13); a body assembly (300) including a body (31), a bridging member (32) and a dirt cup (37) mounted on the body (31), in which the bridging member (32) is rotatably connected with the motor housing (21) to make the body (31) rotatable between a second upright position and a second oblique position, and the motor (22) is moved by the bridging member (32) from the first oblique position to the first upright position when the body (31) moves from the second upright position to the second oblique position.
The present disclosure is directed to a paper towel product that will capably separate from the paper towel roll as a full sheet, a half sheet or a quarter sheet. A method of making a paper towel with machine direction perforations is also disclosed.
A grilling tool may include tongs having arms and a hinge that pivotally connects proximal ends of the arms to each other. The arms may be configured to be moved between a closed position wherein distal ends of the arms are in close proximity, and an open position wherein the distal ends of the arms are spaced apart from each other. In addition, a flashlight may be mounted to an interior of the tongs. The flashlight may have an electrical switch that is configured to be accessed from an exterior of the tongs and actuated between on and off positions. The flashlight may include a body with a body axis, a head at a distal end of the body, and the head has a head axis that is not co-axial with the body axis. The distal ends of the arms may be located adjacent fringes of a light beam.
An actively heated mug, travel mug, baby bottle, water bottle or liquid container is provided. The mug, travel mug, baby bottle, water bottle or liquid container can include a body that receives a liquid therein and a heating or cooling system at least partially disposed in the body. The heating or cooling system can include one or more heating or cooling elements that heat a surface of the receiving portion of the body and one or more energy storage devices. The mug, travel mug, baby bottle, water bottle or liquid container can include a wireless power receiver that wirelessly receives power from a power source and control circuitry configured to charge one or more power storage elements and to control the delivery of electricity from the one or more power storage elements to the one or more heating or cooling elements. The mug, travel mug, baby bottle, water bottle or liquid container also can have one or more sensors that sense a parameter of the liquid or sense a parameter of the heating or cooling system and communicates the sensed information to the control circuitry. The control circuitry can turn on, turn off, and/or operate the heating or cooling element to actively heat or cool at least a portion of the body to maintain the liquid in a heated or cooled state generally at a user selected temperature setting based at least in part on the sensed parameter information. The mug, travel mug, baby bottle, water bottle or liquid container can also be paired with a remote device or mobile electronic device to send or receive communications or commands.
A refrigerated merchandiser includes a case having a base and a canopy at least partially defining a product display area. One or more eutectic plates are positioned in the product display area. The eutectic plates include a fluid contained in a housing. A heat exchanger including a coil is positioned in the housing to cool the fluid. The coil has an inlet, an outlet spaced from the inlet, a first portion, and a second portion adjacent and in thermal communication with the first portion to define a tube-to-tube heat exchanger.
Various embodiments of the present invention are directed to a play yard configured for providing an enclosed space for a child. According to various embodiments, the play yard comprises a rigid support frame and removable, flexible liner. The frame includes one or more moveable retention members configured to engage the liner in order to form a bounded play yard space. By permitting the liner to be secured to the frame via the retention members, a user is able to easily secure the liner to the frame for use and remove the liner from the frame for washing.
Provided is a mattress foundation that includes: a headboard end panel assembly, a footboard end panel assembly, a left side panel assembly, and a right side panel assembly, each having a first end and a second end. The first end of the left side panel assembly slidably engages with the first end of the headboard end panel assembly, thereby forming a first corner attachment. The second end of the left side panel assembly slidably engages with the first end of the footboard end panel assembly, thereby forming a second corner attachment. The first end of the right side panel assembly slidably engages with the second end of the headboard end panel assembly, thereby forming a third corner attachment. The second end of the right side panel assembly slidably engages with the second end of the footboard end panel assembly, thereby forming a fourth corner attachment.
The invention involves a system and method for constructing lawn furniture. The system includes box type beam members as well as a large box structure supported above a ground surface. The box structure provides rigidity and stability to the furniture while also functioning as storage space. The components are formed to ship in a dissembled compact state and snap together with minimal use of fasteners and tools.
A drive mechanism for a movable furniture part includes a mechanically loaded drive element which is movable in the drive direction. The drive element has a drive stop by which a follower can be moved in the course of a drive movement. On a side of the drive element facing away from the drive stop, a ramp is provided to allow the follower to pass over the drive element in the drive direction.
An apparatus and method for simultaneously testing a plurality of mobile devices is disclosed. The apparatus comprises a plurality of retention devices, a plurality of test computers, a plurality of mobile devices each positioned in one retention device and electrically connected to one of the plurality of test computers, and a user computer electrically connected to the plurality of test computers.
The convertible furniture unit comprises a hinge member pivotally linking first and second furniture portions to allow the first and second furniture portions to relatively pivot relative to each other to adopt a number of different angular relative positions, and a locking mechanism to releasably lock the first and second furniture portion in a given angular relative position. The first and second furniture portions each comprise a number of slats that are intermeshed with and are slidable between the slats of the other one of the first and second furniture portions. Each slat comprises a hinge portion pivotally attached to the hinge member, an arm extending away from the hinge portion and a free extremity opposite the hinge portion. The first and second furniture portions are capable of adopting at least: •a first position wherein the arms of the slats of the first furniture portion extend away from the hinge member and through the arms of the slats of the second furniture portion; and •a second position in which the arms of the slats of the first furniture portion extend away from hinge and away from the arms of the slats of the second furniture portion without crossing or extending through the arms of the slats of the second furniture portion. The first and second positions of the first and second furniture portions are both operable for use of the furniture unit by a user.
A desk includes a desktop at a top end; a leg including an attachment portion and a foot portion, the attachment portion of the leg secured to the desktop and extending away from the desktop, the foot portion of the leg defining a bottom end of the desk; and a gas spring connecting the leg to the desktop.
A cosmetic brush that includes a plurality of polymer bristles that extend from a polymer core in a radial direction, wherein at least a portion of the core is twisted and bristles in the twisted portion are arranged in one or more columns disposed in one or more spiral paths that extend along at least a portion of the longitudinal axis of the core is presented.
First and second individual containers each containing a razor cartridge with a storage region and having a perimeter around an entrance to the storage region. Each container includes a first side wall, a second side wall opposite the first side wall, a first end wall, a second end wall opposite the first end wall, a bottom wall extending between the first side wall, the second side wall, the first end wall and the second end wall. A front flange extends outward from the first side wall at the perimeter. A joint secures the front flange of the second individual container to the second side wall of the first individual container at the perimeter. The front flange of the second individual container extends beyond the second side wall of the first individual container and above the storage region of first individual container.
A combined purse and security fastener includes a purse including a storage section and a flexible shoulder strap affixed thereto, and a security fastener slidably coupled to the purse. Such a security fastener includes a flexible chain and a shoulder pad adjustably engaged with the flexible chain. Advantageously, the flexible chain is looped through the flexible shoulder strap and interlinked therewith such that the flexible chain rests along a first axis during use and the flexible shoulder strap rests along a second axis during use. Notably, the first axis intersects the second axis such that the flexible chain overlaps the flexible shoulder strap.
An ambulatory aid, such as a walking cane, including an elongate shaft, a handle at a first, upper end of the shaft, and a foot piece at a second, lower end of the shaft opposite the first end. The cane shaft can be adjustable at a top end, middle, a bottom end, or any combination thereof. The top of the cane shaft is aligned at a more posterior angle then the bottom of the shaft. The handle of the cane is elongated and extends posterior and anterior to the shaft. In a particular embodiment, a posterior portion of the handle is longer, and optionally larger in surface area than an anterior portion of the handle such that the handle is configured so that when the person's hand is gripping the handle, the handle will be offset over the shaft.
In summary, there is provided an improved clasp having two mating sections that are in sliding engagement with one another. The first mating section includes an elongated cavity within which a shaft of the second mating section slides when the two mating sections are fastened to one another. The first mating section further includes a small tab that fits into a corresponding slot on a release lever positioned on the second mating section to hold and fasten the first mating section to the second mating section. When the release lever is pressed down, the mating sections slidably disengage from one another. Each of the mating sections incorporate a slide tube with a bendable flap, wherein the slide tube is sized and adapted to receive one or more rows of beads of one end of a beaded band or other assembly of beads.
Sole structures for articles of footwear, including athletic footwear, include a sole structure having a relatively soft and lightweight foam midsole component partially covered by at least one more rigid and/or dense cage (protective) component(s) and/or other protective component(s). The sole structures may include a first portion configured to support at least a heel and midfoot area of a wearer's foot, and an exposed outer edge of this first portion may include a billows structure that extends continuously from a medical midfoot or forefoot area of the sole structure to a lateral midfoot or forefoot area. This billows structure may include fewer than five billow outer ridges connected by billow interstitial areas located between adjacent billow outer ridges. Billow thickness at a rear end of the first portion may be larger than the thickness at a front end of the first portion.
An active suspension orthotic support system is disclosed. The suspension orthotic support system comprises at least one variable resistance beam extending from a heel section to a mid-arch section of the footwear, wherein rotation of the variable resistance beam from a first position to a second position causes a resistance provided by the variable resistance beam to vary between a minimum resistance to a maximum resistance.
The present invention regards a sole for shoes including an upper surface, in use facing the user, a lower surface, in use facing the ground or the resting surface, and a thickness, wherein the thickness corresponds to a distance between the upper surface and the lower surface, wherein the sole includes at least one signaling means. Such at least one signaling means includes at least one vibrating motor, capable of vibrating inside such sole and/or at least one light device and the sole includes means for receiving-processing a control signal (sc) intended, in use, to receive and process such control signal (sc) and to emit in reply an activation-deactivation signal (S) towards such at least one signaling means.
Implementations of a helmet mounted lighting system are provided. In some implementations, the lighting system may be mounted to a helmet, hard hat, and/or other type of protective headwear. In some implementations, the lighting system acts as a safety device when mounted to a protective headwear by providing illumination which serves as a visual indicator of the wearer's presence and/or location. In some implementations, the lighting system may comprise a mounting plate, a cover, a battery, and a printed circuit board (PCB). In some implementations, the PCB may comprise a logic board, one light emitting diode (LED), a capacitor, and/or a switch. Together, the mounting plate and cover form a housing that encases the battery and the PCB. In some implementations, the bottom side of the mounting plate may be contoured for attachment to the curved exterior surface of a protective headwear.
A knit or woven article of unitary construction for forming a double-layer trim piece is provided. The article includes a first zone having a first set of apertures, a second zone having a second set of apertures, and a third zone interposed between the first zone and the second zone.
Athletic garments and methods of their use are provided. One garment includes, for instance: a waist band, and an insulated panel configured to form a pouch to conformally cover a groin and genital area of a person. At least one end of the insulated panel is coupled to a portion of the waistband. Also disclosed is a method of using the athletic garment including providing the athletic garment and providing an ice bath for a person wearing the athletic garment.
The invention relates to apparel and methods for supporting a movement of an athlete during an asymmetrical athletic motion. An example asymmetric garment for at least a portion of a body of a wearer includes a first material portion and a second material portion, with the first material portion and second material portion being arranged asymmetrically with respect to a central vertical plain of the garment, and with the second material being adapted to provide a lesser resistance to at least one of stretching or twisting than the first material to reduce resistance to a movement of the wearer during an asymmetrical athletic motion.
Tobacco smoking mixtures capable of producing tobacco smoke are provided which reduce the cytotoxicity and/or mutagenicity of the tobacco smoke. The tobacco smoking mixtures include tobacco cut filler and glycerin in an amount effective to reduce cytotoxicity and/or mutagenicity of smoke produced by the tobacco smoking mixture. The tobacco smoking mixtures enable a further reduction in cytotoxicity and/or mutagenicity when glycerin is combined with palladium or salts of calcium and/or magnesium.
A smoking article has an outer surface and a plurality of frangible microcapsules provided on the outer surface, wherein the microcapsules are capable of being manually ruptured by a consumer to release an odorant encapsulated therein. The smoking article preferably comprises a wrapped tobacco rod; and a filter attached to the wrapped tobacco rod by tipping paper, a mouth end portion of which is “over tipped” with a band or strip of “Peel and Sniff” microcapsules and/or a band or strip of “Scratch and Sniff” microcapsules.
The present invention is concerned with providing refined plant isolates that can be used as starting materials for the production of functional food ingredients, such as taste enhancers, through an isolation process that employs ion exclusion chromatography. More particularly, the present invention provides a refined plant isolate comprising at least 30% by weight of dry matter of water soluble plant components selected from fructose, glucose, proteinaceous matter of plant origin, acids and potassium, said isolate further being characterized in that at a concentration of 40° Brix the isolate: •contains at least 0.3 wt % of glutamate; •contains at least 500 ppm of K+; •contains less than 300 ppm of Ca2+; •contains less than 700 ppm of Mg2+; •contains less than 1 wt. % of components capable of passing an ultra filtration membrane having a molecular weight cut off of 250 kDa; wherein the concentration ratio ([Ca2+]+[Mg2+])/[K+] does not exceed 5:100, each of said cation concentrations being expressed in ppm.
A method is disclosed for cutting cheese curd mass in a curd vat. A cutting apparatus is inserted into the vat before the curd mass is formed. A first cutting frame is used to cut the cheese curd in a first direction along one plane of the curd vat. The first cutting frame comprises one or more cutting wires extending in one or more directions. The method further comprises using a second cutting frame with one or more cutting wires extending in one or more directions. The second cutting frame operates in a second direction, wherein the second cutting operation removes the apparatus from the curd vat.
Disclosed herein is a smoker with multiple separate drawers for smoking meat, fish, sausage, etc. In an example embodiment, one drawer may contain water and another drawer may contain smoking material such as wood chips. The sliding drawers enable the maintenance of a stable smoking temperature and offer a safer means to replenish water and/or wood during the actual smoking operation. The multiple drawers allow a user to add wood and/or water without opening the smoking chamber.
To provide a noodle string treatment apparatus and treatment method capable of manufacturing instant noodles that are short noodle strings. The noodle string treatment apparatus of the present invention has: a cutting device having a rotary blade and cutting a batch of noodle strings into a predetermined length; and a control device for controlling a blade edge peripheral speed of the rotary blade, wherein the control device changes the blade edge peripheral speed of the rotary blade during rotation thereof.
Doum nanoparticles can be synthesized by drying Doum fruit, reducing the dried Doum fruit to a powder or flour, and subjecting the powder to acid hydrolysis or alcohol hydrolysis to provide Doum nanoparticles. The Doum nanoparticles can be used as a food preservative. When compared to bulk Doum particles, the Doum nanoparticles can provide substantially increased antibacterial activity.
Provided is a personal cleansing composition for application to the skin which comprises a zinc X halide present in an amount to provide at least 0.36 weight % of the composition of zinc, and a surfactant, wherein X is an amino acid or trimethylglycine. Methods of making and using the compositions are also provided. The zinc X halide is can be used to deliver zinc salts to reduce or prevent sunburn, kill bacteria, or reduce perspiration.
In one aspect, the invention relates to chemical modulators of insect olfactory receptors. In particular, compounds and compositions are provided that can inhibit sensory (e.g., host targeting) functions in airborne insects such as mosquitoes. Method of employing such agents, and articles incorporating the same, are also provided. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.
A matrix composition capable of forming an emulsion/micro-emulsion comprising an emulsifiable matrix, essentially free of alkyl pyrrolidone and alkoxylated alcohol, comprising: (i) a long chain substituted amide; (ii) a surface active agent; and (iii) optionally, an organic diluent.
Provided is an apparatus for wildlife deterrence on a high voltage conductor. The apparatus includes an electrical insulator including an electrically insulating material without a conductive material. The electrical insulator includes a first surface, a second surface that is opposite the first surface, a first edge that is between the first surface and the second surface, an intersection between the first edge and the first and second surfaces defining outer edges of the first and second surfaces, respectively, and a second edge that is opposite the first edge and that is between the first surface and the second surface, an intersection between the second edge and the first and second surfaces defining interior edges of the first and second surfaces, respectively. The apparatus further includes an electrical conductor that is arranged on the first surface of the electrical insulator and is spaced apart from the second edge.
The present invention relates to a device for removing a fish from a line. The fish removing device has a generally U-shaped portion that extends into an elongated straight section. The straight section bends into a gripping section, which in one embodiment includes a first and second gripping member. After a fish is caught with a hook on a fishing line, the fishing line is caught in the U-shaped portion and slid down to the hook. The fishing line is then positioned horizontally between a first hand and the fish removing device held in a second hand. The fish is rotated on the fishing line, which applies rotational and gravitational force to the fish thereby dislodging the hook from the fish without having the user coming into physical contact with the fish.
An apparatus, system and method for providing an indication or notification to a fishermen when a fish strikes an ice fishing tip-up is disclosed. The apparatus provides a wireless signal indicative of a fish strike. The system and method include and utilize an application operatively running on a mobile device and configured to receive the fish strike indicating signal.
Variable-scale, modular, easily manufacturable, energy efficient, reliable, and computer operated Insect Production Superstructure Systems (IPSS) may be used to produce insects for human and animal consumption, and for the extraction and use of lipids for applications involving medicine, nanotechnology, consumer products, and chemical production with minimal water, feedstock, and environmental impact. An IPSS may comprise modules including feedstock mixing, feedstock splitting, insect feeding, insect breeding, insect collection, insect grinding, pathogen removal, multifunctional flour mixing, and lipid extraction. An IPSS may be configured to be constructed out of a plurality of containerized modules.
Variable-scale, modular, easily manufacturable, energy efficient, reliable, and computer operated Insect Production Superstructure Systems (IPSS) may be used to produce insects for human and animal consumption, and for the extraction and use of lipids for applications involving medicine, nanotechnology, consumer products, and chemical production with minimal water, feedstock, and environmental impact. An IPSS may comprise modules including feedstock mixing, feedstock splitting, insect feeding, insect breeding, insect collection, insect grinding, pathogen removal, multifunctional flour mixing, and lipid extraction. An IPSS may be configured to be constructed out of a plurality of containerized modules.
The invention relates to methods of increasing the genetic progress of a line, breed or herd of swine through the use of sex-selected sperm cells in artificial insemination techniques. The invention also encompasses methods of artificially inseminating a swine via deep intrauterine catheter or via a laparoscopic procedure, which allow the use of reduced doses of sex-selected sperm cells.
Litter compositions are provided comprising sodium bentonite and various fillers. These litter compositions have substantially the same clumpability properties as a composition consisting of only the sodium bentonite.
A novel soybean variety, designated 5PKDS07 is provided. Also provided are the seeds of soybean variety 5PKDS07, cells from soybean variety 5PKDS07, plants of soybean 5PKDS07, and plant parts of soybean variety 5PKDS07. Methods provided include producing a soybean plant by crossing soybean variety 5PKDS07 with another soybean plant, methods for introgressing a transgenic trait, a mutant trait, and/or a native trait into soybean variety 5PKDS07, methods for producing other soybean varieties or plant parts derived from soybean variety 5PKDS07, and methods of characterizing soybean variety 5PKDS07. Soybean seed, cells, plants, germplasm, breeding lines, varieties, and plant parts produced by these methods and/or derived from soybean variety 5PKDS07 are further provided.
A novel maize variety designated X08M612 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X08M612 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X08M612 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X08M612, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X08M612 are provided. Methods for producing maize varieties derived from maize variety X08M612 and methods of using maize variety X08M612 are disclosed.
A novel maize variety designated X08M611 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X08M611 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X08M611 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X08M611, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X08M611 are provided. Methods for producing maize varieties derived from maize variety X08M611 and methods of using maize variety X08M611 are disclosed.
The present invention relates to a Solanum lycopersicum seed designated 72-191 RZ. The present invention also relates to a Solanum lycopersicum plant produced by growing the 72-191 RZ seed. The invention further relates to methods for producing the tomato cultivar, represented by tomato variety 72-191 RZ.
The present invention relates to a Solanum lycopersicum seed designated 72-195 RZ. The present invention also relates to a Solanum lycopersicum plant produced by growing the 72-195 RZ seed. The invention further relates to methods for producing the tomato cultivar, represented by tomato variety 72-195 RZ.
A crop modeling system includes an irrigation system and a user input device coupled to the irrigation system. The irrigation system and the user input device are configured to communicate with a processor and non-transitory memory storing executable instructions. The executable instructions are configured to cause the processor to open a crop modeling graphical user interface for a geospatial location of a field associated with the irrigation system, move a crop graphical user interface element to a mapped location on the crop modeling graphical user interface responsive to one or more user inputs received via the user input device, generate an in-season crop model by applying the one or more user inputs to the crop model via the moving of the crop graphical user interface element, and generate one or more control signals based on the in-season crop model.
A plant labeling system includes an adjustable, malleable support made of weather-resistant material, a tag made of weather-resistant material removably secured to the support and a label removable affixed to the tag corresponding to a predetermined type of plant. The system may also include an electronic identification beacon removably attached to at least one of the support, tag or label. A method for manufacturing a plant labeling system includes preparing a malleable support made of weather-resistant material having one end configured to stake into the ground; mixing malleable material that becomes weather resistant when cured; rolling out the malleable material onto sheets having a support matrix; cutting malleable material to predetermined size and shape for plant tag; integrating the malleable material with the support; shaping resulting integrated material and support into predetermined size and shape; and curing the integrated material and support into the finished labeling system.
A sensor detects a characteristic of accumulated crop material and a controller manipulates the speed of a baling chamber in response thereto. The speed of a baling chamber of a variable speed baler is manipulated in response to a characteristic of an accumulated crop material. For example, the height of accumulated crop material in an accumulation area may be detected and the speed of the baling chamber manipulated in response thereto. The rate of growth of the bale may also be determined and used in manipulating the speed of the baling chamber.
A square baler includes a frame, a bale chamber formed on the frame, a knotting part having a knotting member and a needle member, wherein the knotting member is provided to knot and cut a bale string, and the needle member is provided to perform a vertical angular movement and guide the bale string to the knotting member, a pickup part picking up and providing hay in a front inner space of the bale chamber, and a rake part rotatably installed so as to, during the rotation and downward motion of the rake part, push and compress the hay, which was picked up and provided to the inner space of the bale chamber, towards the rear side.
A hay rake wheel anti-clogging system for preventing clogging of the tines of a hay rake wheel during use includes a hay rake wheel coupled to a vehicle. The hay rake wheel has a plurality of tines extending from a hub. The tines are rotated for raking. A mount is coupled to the vehicle proximate to the hay rake wheel. An elongated rod is coupled to and extends from the mount adjacent to the hay rake wheel such that the rod contacts the tines as the tines are urged towards the rod by movement of the vehicle in a manner rotating the hay rake wheel.
Methods and systems are described for providing a local electrical power source at a header of a combine harvester. An alternator is mechanically coupled to a header backshaft. The header backshaft is mechanically coupled to a drive mechanism of the combine harvester to cause rotation of the header backshaft which, in turn, causes the alternator to generate electrical power. A power supply circuit transferred electrical power from the alternator to one or more electric devices mounted on the header. In some implementations, the header does not include any physical cables between the combine and the header.
A mower includes a rotary blade cutting grass due to being rotationally driven. A work motor rotationally drives the rotary blade. A mower deck houses the rotary blade in an interior thereof. A first shroud forms an air flow passage along the work motor. The air flow passage connects the interior and exterior of the mower deck.
A row unit for use with an agricultural implement is provided. The row unit includes a frame, a winged shank opener operatively connected to the frame, a depth-setting member operatively connected to the frame such that at least a portion of the winged shank extends below the depth-setting member to form a furrow and the depth-setting member at least partially controls the depth of said furrow, and a seed meter for planting seed in the depth formed by the winged shank opener. The depth setting member can be a ski, one or more gage wheels, or a combination of the same. A depth control mechanism can also be included to aid in controlling the depth of the furrow created.
Semi-finished product made from composite material comprising a thermoplastic or thermosetting matrix and reinforcement fillers. The semi-finished product comprises an electromagnetic shielding film positioned in the thickness of the semi-finished product, the electromagnetic shielding film comprising holes.
An electromagnetic interference (EMI) shielding apparatus includes a cage structure having an opening at a first end and a second end opposite to first end. The cage structure is configured to contain one or more electrical components that emit electromagnetic energy and a connector for the one or more electrical components. The first end is configured to receive a pluggable module that is to connect to the one or more electrical components. The EMI shielding apparatus further includes a filler assembly disposed in the opening. The filler assembly is biased to close the opening of the cage structure when a pluggable module is not inserted/plugged in the opening.
In a cooling system for electronic apparatuses, the electronic apparatus includes inner partitioning walls disposed in a cooling tank with an open space, defined by a bottom wall and side walls for dividing the open space into arrayed storage sections. An electronic apparatus is stored in the storage section. Inflow openings for the cooling liquid are formed in a bottom portion or a side surface of the respective storage sections, and outflow openings are formed at a position near the liquid surface of the cooling liquid flowing in the respective storage sections. The electronic apparatus includes a first board having a first surface on which at least one processor is mounted, and a second surface opposite the first surface, a second board having the third surface that faces the second surface of the first board, and a flow channel formed as a gap between the second and third surface.
Embodiments of the present disclosure relate to a drive assembly, a chassis assembly, and a server device. The drive assembly comprises: a drive having a first end extending in a direction perpendicular to a length direction of the drive and a first side extending in a direction perpendicular to a width direction of the drive, wherein the drive interface is provided at the first end of the drive; and an adapter having first and second interfaces that are electrically connected with each other, wherein the first interface is plugged into the drive interface, and the second interface is adjacent to the first side of the drive so as to be electrically coupled to other components.
A shock resistant fuselage system includes first and second fuselage side walls, each of the first and second fuselage side walls having a plurality of guide posts, and a printed circuit board (PCB) rigidly attached to at least one of the first and second fuselage side walls, the PCB having a plurality of guide slots, each of the plurality of guide posts slideably seated in a respective one of the plurality of guide slots so that elastic deformation of the PCB is guided by the guide slots between the first and second fuselage side walls.
The application relates to a computer system including a housing, a first circuit board with at least one plug connector and a retrofittable second circuit board with at least one mating plug connector. During the retrofitting of the second circuit board a plug connection is produced. The plug connection includes at least one plug connector and the at least one mating plug connector. The computer system is characterized in that a fixing device is mounted in a region of the plug connection on the first circuit board and/or the second circuit board, which is configured to apply a force for connecting the plug connection.
Mounting systems can be configured to couple an electronic device to a wall. In some embodiments, mounting systems include a base having a backside configured to face inward towards the wall and a frontside configured to face outward away from the wall. Mounting systems can also include a first sidewall and a second sidewall that are coupled to the base, protrude away from the wall, and help secure the electronic device to the base. In several embodiments, protrusions help secure the electronic device to the mounting system.
An expandable display device includes: a housing including a fixing portion; a pair of sliding portions provided at respective sides of the fixing portion, each of the sliding portions being configured to be drawn out from the housing along a first direction such that a distance from the respective sliding portion to the fixing portion is changed; and a panel unit including: a fixing display unit on the fixing portion; and a pair of expanding display units on the pair of sliding portions and having a variable exposing area; a flexible display panel including a plurality of pixels and having a screen at a first side thereof; and a support panel attached to a second side of the flexible display panel facing the first side, the support panel including a plurality of slits extending in a second direction crossing the first direction.
[Problem] Provided is a method for manufacturing a stretchable circuit board, which can facilitate positioning of an external terminal and a stretchable wiring, and increase manufacturing yield of a stretchable circuit board.[Solving Mean] A stretchable circuit board is manufactured through: a step in which an external terminal 31 is formed on a main surface 33b located on one side of a film base 33; a step in which a stretchable wiring portion 55 is formed on a main surface 53a located on one side of a stretchable base 53; and a step in which the stretchable wiring portion 55 is positioned with the external terminal 31, and pressure and heat are applied to the film base 33 and the stretchable wiring portion 55 to join them, whereby the external terminal 31 and the stretchable wiring portion 55 are connected with each other.
A circuit assembly includes a circuit board, a heat dissipation member on which the circuit board is placed and that is configured to release heat of the circuit board, an insulating layer that is formed on a surface on the circuit board side of the heat dissipation member, a bonding portion made of a bonding agent that is arranged in a predetermined region between the circuit board and the heat dissipation member, and an adhesive portion that is arranged in a region other than the predetermined region between the circuit board and the heat dissipation member and that is made of an adhesive with which the circuit board and the heat dissipation member are bonded to each other with lower bonding force than with the bonding agent.
Provided is a chip mounter, an electronic circuit substrate, and a power module, where the chip mounter prevents foreign substances from a chip-mounter installation environment, dust generated from members, and dust generated from the chip mounter, thereby preventing failures caused by the foreign substances. The chip mounter takes out a chip component accommodated in a packing tape. The packing tape has a pocket. The pocket has a bottom surface provided with a through hole. The chip mounter includes a tape travelling rail, a sucking-and-mounting arm, and a cavity cleaning mechanism. The cavity cleaning mechanism includes an intake hole disposed upstream of a suction point, in a location of the tape travelling rail, on which the carrier tape with a cover tape attached thereto travels so as to overlap the through hole. The cavity cleaning mechanism takes in the inside of the pocket through the intake hole and the through hole.
A network device for controlling an electric light or other remote electrical device. In addition to features found in standard light switches, such as cover plates, housings, switching elements, and internal wiring, the network device may include a cover plate with embedded cover circuitry for performing advanced functions unavailable to standard light switches. Functions performed by the cover circuitry include advanced electrical communication, data processing, user interfacing, sensing, displaying, rule creation, and the like. The cover circuitry may receive electric power via a set of contact elements located on the wall-facing side of the cover plate that electrically couple with a similar set of contact elements located on the room-facing side of the housing. The coupling of contact elements may form a set of buses that enable data communication between the cover circuitry and circuitry within the housing.
Systems, methods, apparatus, and machine-readable media are provided to facilitate lighting device health management. Conditions of at least a portion of an electric light assembly may be monitored with a monitor adapted to be disposed in the electric light assembly. The electric light assembly may include an electric light source and a receptacle adapted to receive the electric light source. Based on the monitoring, data recordings corresponding to operations of the electric light assembly over a period of time may be stored. Reporting data may be created based on the stored data recordings. A communication may be wirelessly transmitted with the monitor toward a system controller that is remote from the electric light assembly. The communication may include the reporting data. The monitor may correspond to the electric light source or a receptacle adapted to receive the electric light source.
A lighting system controller. The lighting system controller includes a housing, a power supply, a wireless transceiver configured to send signals to and receive signals from a lighting system via a wireless network, a recessed area disposed on the housing, the recessed area adapted to removably secure a smartphone therein, and a plurality of buttons, each button of the plurality of buttons configured to control an individual operation of the lighting system. The smartphone display is configured to display properties of the lighting system, such as the position and brightness of individual lights.
The present invention relates to a system, method, and apparatus for powering intelligent lighting networks. The power for the intelligent lighting network is supplied by Power-over-Ethernet (PoE) switches and/or Mid-Spans, which are conditioned by a powered device to distribute power tuned specifically for each, at least one light emitting diode (LED) fixture. The Power-over-Ethernet switch and/or Mid-Span with associated router and wireless access point is used to communicate with and power a sensor network that collects data relevant to the intelligent lighting network. Optionally, the Power-over-Ethernet switch and/or Mid-Span is used to communicate with and power a network of sensors that collects data relevant to the space the intelligent lighting network is operating in or is used to communicate with and power a network of AC wall plugs that is turned on and off and various switches, relays, and PLCs, RFID systems, USB hubs, etc.
This disclosure describes systems, devices, and techniques for causing an accessory device to present predefined lighting sequences. In some instances, the accessory device is a battery-powered device that includes a wireless radio, an actuatable button, and one or more lighting elements. The accessory device may receive a lighting-sequence schema specifying how to illuminate the lighting elements as well as trigger event upon which to present the lighting sequence. The accessory device may store the received schema and, upon identifying the specified trigger event, may present the corresponding lighting sequence on the lighting elements.
A load control device for controlling the amount of power delivered to an electrical load is able to operate in a normal mode and a burst mode. The load control device may comprise a control circuit that activates an inverter circuit during active state periods and deactivates the inverter circuit during inactive state periods. The control circuit may operate in the normal mode to regulate an average magnitude of a load current conducted through the electrical load to be above a minimum rated current. The control circuit may operate in the burst mode to adjust the average magnitude of the load current to be below the minimum rated current. The control circuit may adjust the average magnitude of the load current by adjusting the length of the inactive state periods while holding the length of the active state periods constant.
Architecture that allows a user to control the way a connection is made to a destination is described. A destination can be tagged with an attribute that defines how the connection to that destination should be routed. For example, a phone address book allows the user not only to enter the usual call recipient information such as name and telephone number, but also to add an attribute in the form of a network identifier associated with a network to be used when connecting to the destination. Where multiple networks are associated with the destination, the phone subsystem, recognizing that the destination now has multiple network IDs for connecting the call, can prompt the user to select the desired network pathway. The user can also tag the destination with a protocol that should be employed. Thus, not only will the phone be connected according to the network, but also the protocol.
Embodiments of an enhanced Node B (eNB) and method to provide system information (SI) updates to user equipment (UE) in sleep or idle mode with an extending paging cycle are generally described herein. In some embodiments, a paging message configured to include an optional field to indicate whether there has been a system information (SI) update since a last paging occasion for a UE in sleep or idle mode with an extending paging cycle. System information updates are transmitted by the eNB during a system information modification period that is shorter than a period the extending paging cycle. The optional field may indicate whether or not the UE is to acquire the latest SI update during the current paging occasion.
A communication device for handling a RRC connection comprises a storage unit and a processing circuit. The processing circuit is configured to execute instructions stored in the storage unit. The instructions comprise transmitting a first resume request message with a first resume identity for requesting a resume of the RRC connection to a first cell of a network; receiving a resume reject message from the first cell of the network; determining the first resume identity and at least one radio resource corresponding to the first resume identity are valid and keeping the first resume identity and the at least one radio resource, if the resume reject message comprises an indicator; and determining the first resume identity and the least one radio resource are invalid and releasing the first resume identity and the at least one radio resource, if the resume reject message does not comprise the indicator.
Embodiments of the present invention disclose terminal device, a base station, and communications methods of the terminal device and the base station. In the embodiments of the present invention, information about amounts of to-be-transmitted data of different D2D communications groups may be reported to a base station, so that the base station can separately schedule data for the different communications groups. The information about the amount of the to-be-transmitted data includes identification information of the currently-enabled communications group, and a buffer status report of a logical channel group corresponding to the currently-enabled communications group.
This disclosure provides a method for establishing a connection between a first and second base station, and a base station implementing the method, the method including: a first base station receiving an identifier for a second base station and an identifier for a second wireless networking module associated with the second base station; based on the identifiers for the second base station and the second wireless networking module, determining if a first wireless networking device associated with a first base station is communicatively connectable to the second wireless networking device associated with a second base station; and the first base station establishing a cellular connection with the second base station using the identifiers for the second base station and associated second wireless networking module.
An access point device for a work machine is configured to connect a work machine and a mobile terminal via wireless communication. The access point includes a memory, a controller, and a communicator. The memory is to store data of the work machine. The controller is to set a request as a communication identifier to be received by a mobile terminal. The mobile terminal is configured to obtain the data stored in the memory in accordance with the request. The communicator is to transmit the communication identifier to the mobile terminal and to transmit the data stored in the memory to the mobile terminal.
Embodiments of the present invention disclose a method for transmitting control information, a user equipment and a base station. The method includes: obtaining a resource occupied by first UCI, and obtaining a resource occupied by second UCI; performing channel encoding on the first UCI according to the resource occupied by the first UCI to obtain an encoded bit sequence of the first UCI, and performing channel encoding on the second UCI according to the resource occupied by the second UCI to obtain an encoded bit sequence of the second UCI; mapping the encoded bit sequence of the first UCI and the encoded bit sequence of the second UCI to a physical uplink channel, so as to transmit to a base station.
A method for resource and power allocation indication in a beam-based access system is provided. In an embodiment, a method for signaling power allocation in a beam-based access system includes determining, by a transmit point (TP), a relative effective transmit power offset between a control beam and a data beam. The method also includes signaling, by the TP, the relative effective transmit power offset to a user equipment (UE). The UE performs automatic gain control (AGC) on a control channel and a data channel according to the relative effective transmit power offset signaled by the TP.
Aspects of the present disclosure describe determining an uplink channel raster for determining frequency location of an uplink channel over which to transmit uplink communications to a base station. Uplink communications can be transmitted to the base station over the uplink channel. The uplink channel raster can be shifted, in frequency, with respect to a legacy uplink channel raster of a legacy communication technology to facilitate coexistence, in an uplink carrier, of the uplink channel and one or more uplink channels of the legacy communication technology.
According to one aspect of the teachings herein, a network node determines whether a wireless device is of a first type or a second type, with respect to “post-gap” subframes, and that determination is used, for example, to improve or otherwise adapt scheduling with respect to the wireless device, or with respect to other wireless devices. Additionally, or alternatively, the type determination is accounted for when configuring measurement gaps for the wireless device, or for other wireless devices. As noted, “post-gap” subframes in this context are those subframes immediately follow a measurement gap that is preceded by an uplink subframe or a special subframe. Further, wireless devices of the first type have no ability or a limited ability to transmit in post-gap subframes, whereas wireless devices of the second type have the ability to transmit in post-gap subframes.
Provided are a method and apparatus for transmitting uplink data. Particularly, a method for transmitting uplink data in a wireless communication system, the method includes transmitting, by a user equipment, a scheduling request to a base station, and transmitting, by the user equipment, uplink data through a contention-based physical uplink shared channel (PUSCH) resource block that can transmit the uplink data without a uplink grant of the base station, wherein the scheduling request and the contention-based PUSCH resource block may be transmitted in an identical subframe.
One embodiment of the present specification discloses an uplink transmission method in a multi-cell environment in which a single uplink resource is shared. The method may comprise: receiving control information that configures an uplink control channel and an uplink shared channel so that the uplink control channel and the uplink shared channel are not simultaneously transmitted on the same one uplink subframe, wherein the single uplink resource is shared by a first cell and a second cell; selecting any one of the uplink control channel and the uplink shared channel if a first Scheduling Request (SR) for the first cell and Uplink Control Information (UCI) for the second cell are requested to be simultaneously transmitted on the same subframe through the uplink control channel and the uplink shared channel, respectively; sending the selected channel on the uplink subframe.
The present invention relates to a signal transmission and reception method and device using a plurality of cells of a terminal in a wireless communication system supporting a carrier aggregation. Particularly, the signal transmission and reception method comprises the steps of: receiving transmission control information for a primary cell (PCell) and a secondary cell (SCell) according to uplink-downlink configuration difference from each other, transmitting and receiving a signal in a specific time period according to the transmission control information; and performing a signal transmission and reception operation according to a pre-defined configuration when a signal transmission in a specific time period is not indicated in the transmission control information.
A method for enabling a base station to control adaptive reporting in a TDD environment according to one embodiment of the present invention comprises the steps of: transmitting, from a base station to a terminal, an information element including reporting-setting information comprising reporting cycle and reporting offset of channel state information; transmitting information of a UL-DL setting change to the terminal; and receiving the channel state information by using the reporting cycle and the reporting offset of the reporting-setting information corresponding to the changed UL-DL setting.
Coaching notifications can be determined based on current user fitness data and historical user fitness data. The coaching notifications may include information that encourages or otherwise coaches users towards established fitness goals. To this end, the timing for presenting along with the substance of the coaching notifications can be customized to the users.
A transmission timing adjustment method and device are provided. The method includes: determining, by a base station, a transmission delay between user equipment (UE) and the base station; generating, a timing advance (TA) quantized value according to the transmission delay, where the TA quantized value includes a base value and an offset value, quantization precision of the base value is first quantization precision MTs, quantization precision of the offset value is second quantization precision NTs, M is a positive integer less than or equal to 16, N is a nonnegative integer less than M, and Ts is a minimum time unit in a LTE system and has a value of 1/30.72 μs; and sending, by the base station, the TA quantized value to the UE, where the TA quantized value is used for uplink transmission timing adjustment of the UE. The embodiments facilitate network planning and optimization.
Systems and methods are disclosed for adjusting Radio Link Monitoring (RLM), Radio Link Failure (RLF) detection, RLF recovery, and/or connection establishment failure detection for wireless devices in a cellular communications network depending on mode of operation. In one embodiment, a node in the cellular communications network determines whether a wireless device (e.g., a Machine Type Communication (MTC) device) is to operate in a long range extension mode of operation or a normal mode of operation. The node then applies different values for at least one parameter depending on whether the wireless device is to operate in the long range extension mode or the normal mode. The at least one parameter includes one or more RLM parameters, one or more RLF detection parameters, and/or one or more RLF recovery parameters. In doing do, signaling overhead and energy consumption when operating in the long range extension mode is substantially reduced.
The method of the terminal transmitting the SRS on the basis of the aperiodic SRS triggering according to the present invention comprises the steps of: receiving a plurality of aperiodic SRS configuration information from the base station; receiving an aperiodic SRS transmission triggering indicator from the base station; selecting the specific aperiodic SRS configuration information among the plurality of aperiodic SRS configuration information on the basis of at least one among a sub-frame index for receiving the aperiodic SRS transmission triggering indicator, a time relation between the aperiodic SRS transmission sub-frames, and an uplink channel state; and transmitting an aperiodic SRS for the aperiodic SRS transmission triggering indicator on the basis of the selected aperiodic SRS configuration information, the plurality of aperiodic SRS configuration information including the information about a resource for transmitting the aperiodic SRS corresponding to the aperiodic SRS transmission triggering indicator. In addition, according to the present invention, the terminal can be used for receiving a power offset value for transmitting the aperiodic SRS from the base station and determining a transmission power value for transmitting the aperiodic SRS.
A method, an apparatus, and a computer-readable medium for wireless communication are provided. In an aspect, an apparatus may be configured to transmit a first message that includes a first trigger field to a second wireless device. The first trigger field may indicate whether the first message includes a request for a trigger message to be sent by the second wireless device at a start of a TWT service period. The apparatus may be configured to receive a second message from the second wireless device. The second message may include a second trigger field based on the first message, and the second trigger field may indicate whether the second wireless device will transmit the trigger message at the start of the TWT service period.
A primary coordinator in a smart home system communicates with a plurality of sensors and receives commands from a control device. Battery life in each sensor is extended by suspending sensor searches for data reporting purposes. The coordinator includes calculation module, determination module, execution module, and searching module. The control device can setup one sensor as deputy coordinator if primary coordinator is unavailable. The calculation module receives function commands and calculates period of completion time (execution time). The determination module determines whether the execution time is greater than a first predetermined time and the execution module can inform the function to the sensors or the deputy coordinator, and executes the function. A coordinator control method and a wireless sensing network communication system and method are further provided.
Provided are a communication control method in which selection by a communication terminal of an access network is controlled using a policy for selecting an access network that is transmitted by a server of a home operator and a policy for selecting the access network, which is transmitted by a base station apparatus, and the like. By notifying the communication terminal of a policy for selection of the access network by a server and a policy for selection of the access network by the base station apparatus, a home operator can control selection of the access network by the communication terminal.
In aspects of acknowledgement options for downlink multi-user transmission, a wireless network system includes an access point that can communicate a downlink multi-user transmission soliciting acknowledgement from one or more station devices. The access point can receive an association request or an operation mode change request frame from one or more of the station devices, and determine an acknowledgement option for each of the station devices that communicate the request to the access point. The access point can then use a multi-user transmission mode or a single user transmission mode for each of the station devices based on the acknowledgement option determined for each of the respective station devices.
An apparatus, system, and method for selecting a connection for a real time application. In one embodiment, a mobile device may communicate with a cellular network over a cellular connection and a WLAN network over a WLAN connection. The mobile device may determine one or more network parameters of the cellular network or the WLAN network, which may affect power consumption of the mobile device. Based on the network parameter(s), the mobile device may select the WLAN connection for use in a real-time application of the mobile device.
Automated discovery of amenities. In an embodiment, when a mobile device is inactive, the mobile device is used to automatically scan an environment, using a radio system, in order to identify one or more access points within the environment. The one or more access points are then automatically scouted by attempting to connect to and traverse each access point, to determine and record a status of each access point.
Embodiments herein provide a method and a system for context aware scheduling of resources. The method includes performing a cell search in based on a context database, the context database including temporal parameters, location parameters and network parameters, identifying a first cell corresponding to the network parameters in the database based on the cell search, and performing a connected mode procedure with the identified first cell.
During a communication technique, an access point provides a message that includes one or more public land mobile network identifiers of one or more cellular-telephone networks that are supported by the access point. Then, an electronic device, which received the message, provides a candidate list specifying one or more access points that support communication with a cellular telephone network to a radio node that is associated with this cellular-telephone network. By communicating with a wireless-local-area-network (WLAN) controller, the radio node validates the one or more access points, and selects a target access point based on performance feedback from the WLAN controller. Next, the radio node instructs the electronic device to associate with the target access point. Moreover, the radio node and the target access point establish a secure-communication pathway, which allows the radio node to communicate data to the electronic device via the access point using an LTE Wi-Fi aggregation protocol.
There is provided a network join method including transmitting a long beacon message including transmission timing information of a first short beacon message to a child node network device, transmitting a first short beacon message including information regarding an interval in which it is possible to transmit a message, to the child node network device according to a transmission timing of the first short beacon message, receiving a slot allocation request message from the child node network device according to the interval in which it is possible to transmit a message, and checking whether the child node network device joins a network, and transmitting a slot allocation confirmation message to the child node network device.
A relay device includes a network communication unit, a control unit, and a session table. The network communication unit receives, from terminal devices, an audio signal to which is attached information for designating the terminal device of the other party of communication. When a calling voice packet is received from one of the terminal devices, the control unit registers, in the session table, a communication session in which this terminal device and the terminal device designated by the designating information constitute participating terminals. Thereafter, the control unit transfers an audio signal received from one of the participating terminals to each of the participating terminals and, when an audio signal is received from two or more of the participating terminals at the same time, mixes the received audio signals and transmits the mixed audio signal to the participating terminals.
Some demonstrative embodiments include devices, systems and/or cellular network communications corresponding to a non-cellular network. For example, an Evolved Node B (eNB) may be configured to transmit to a User Equipment (UE) at least one configuration message to configure one or more measurements to be performed by the UE with respect to at least Wireless-Local-Area-Network (WLAN), to receive from the UE at least one report message including measurement information corresponding to the WLAN, to trigger the UE to start or stop offloading to the WLAN, and/or to transmit to the UE network assistance information corresponding to the WLAN.
The present invention is a method and system for station location based neighbor determination and handover probability estimation. A serving access point determines the location and movement measurements of a station (STA). Neighboring access points report coordinates of cell fringes of the neighboring access points. The STA sends a request for system information to the current access point along with current location of the STA. The current access point provides the system information, and the STA utilizes the system information to determine best handover candidate from among neighboring access points and an estimate of the time for handover.
Embodiments of the present invention provide a wireless broadband communication method, device, and system. The method provided in an embodiment of the present invention includes: establishing, by a macro base station, a Radio Resource Control RRC connection with a user equipment UE; receiving, by a small cell, a configuration message sent, through a wired or wireless interface, by the macro base station; and establishing, by the small cell, a user plane connection between the small cell and the UE based on the RRC connection and the configuration message, and establishing a data bearer with the UE on the user plane connection.
A wireless communication network is self-provisioned using coordination of data plane behavior to steer stations to preferred access points. To do so, a policy concerning traffic flow for the wireless communication network is received. Data plane traffic flow is monitored at each of the plurality of access points distributed around the wireless communication network. At some point, it may be determined the data plane traffic flow at a first access point from needs to be reduced based on the data plane traffic flow relative to the policy. In response, a station is steered to a preferred access point using OpenFlow rules to affect data plane routing decisions at the access point (e.g., drop, delay, or reprioritize packets).
The disclosure relates to a wireless communication technology, and more specifically, to a method and an apparatus for connecting a wireless backhaul by generating reception status information, and interference information or location information, on the basis of a beamforming signal at the time of configuration of a wireless backhaul between base stations through beamforming.
Aspects provide methods for controlling user equipment operation in a wireless communications network configured to support communication with the user equipment according to a communication mode which utilizes repetition of messaging; computer program products and network nodes operable to perform those methods. One method comprises: determining a modulation and coding regime to be used by the user equipment; identifying a repetition regime to be implemented by the user equipment in conjunction with the modulation and coding regime; and communicating an indication of the determined modulation and coding regime and identified repetition regime to the user equipment. Aspects recognize that when implementing a coverage enhanced region within a network it is possible that fixed repetition levels can be defined for CE-MTC UE. Those fixed repetition levels can be implemented by a network and recognize differences between the CE-MTC UE radio condition. That is to say, the number of repetitions used may correspond to radio condition being experienced at a machine-type communication device: those in poorer coverage regions will be selected to receive a greater number of repetitions than those in a better radio coverage region. The granularity of such repetition levels may subject to a given operator's implementation of a coverage enhanced region. The first aspect recognizes that it is possible to implement varying repetition levels for user equipment operating in the coverage enhanced region supported by a network access node. Those varying repetition levels can be configured at the network access node; for example, an eNodeB.
This specification relates to a mobile terminal capable of executing a lock state of restricting a touch input and a control method thereof. The control method for the mobile terminal, which displays a lock screen in the lock state of restricting an input of a control command for an application, includes displaying an execution screen of an application on the lock screen, and controlling the lock screen based upon a touch input detected in the lock state.
A method of circumventing a communications provider's gateway which allows a Reseller of the communications service provider's service(s) to direct voice, messaging, data, and other traffic via and to alternative networks and gateways for the purpose of reducing usage and cost of the service provider's service; directing traffic to alternative routing pathways; providing additional or supplemental services not offered by the service provider; improving speed, quality, or other performance capabilities or measures; or other reasons; control the Mobile Data Network (MDN), other type of phone number, or other user ID by use of apps, gateways, interconnection, signaling, networks, multiple SIM capability, advanced messaging servers, a “phantom” Mobile Data Network (MDN) or other user ID of the service provider, and non-standard communications pathways.
The invention relates to a solution for managing subscriber information in a mobile communication network. In the solution information on a subscriber is obtained and inquiries are generated to a plurality of subscriber registers at a plurality of instants of time. The inquiries are performed in order to determine if the subscriber is registered in the subscriber registers at the instants of time. If this is the case a message is generated for canceling the registration of the subscriber in subscriber registers. The solution is based on a method, a network node, a computer program code and a system.
Disclosed are methods for receiving device discovery information and sending device discovery information, and UE. The method for receiving the device discovery information includes that: first UE receives device discovery information sent by second UE, wherein the device discovery information contains at least one piece of the following information: UE identification information and attribute information of the UE; and the first UE performs D2D discovery and/or D2D communication under the condition that the device discovery information is consistent with a preset condition. By the disclosure, the technical problem of difficulty in meeting a requirement on D2D communication diversity caused by containing of only an ID in the device discovery information in the related technology is effectively solved, and the technical effect of improving D2D communication effectiveness and flexibility is achieved.
Techniques for energy efficient notification services are described. A telecommunications device may acquire multimedia/notification service data from various upstream units, e.g., one or more multimedia/notification service servers, at least one push notification service server and/or a storage system. The telecommunications device may select a communication channel between the telecommunications device and the various upstream units for acquiring multimedia/notification service data. The telecommunications device may select the communications channel based at least in part on efficiencies, e.g., it may select the most energy efficient communications channel. The telecommunications device may, in some instances, acquire the multimedia/notification service data as pushes from one or more upstream units (e.g., a push notification service server), and may, in some instances, acquire the multimedia/notification service data as pulls from one or more upstream units (e.g., one or more multimedia/notification service servers and/or a storage system).
Provided in the present disclosure are an information transmitting device, an information receiving device, an information transmitting method, and an information receiving method. The information transmitting device comprises: a selection unit, which selects multiple pieces of target recipient information and a target transmission mode for a to-be-transmitted short message on the basis of a selection command received; a first determination unit, which determines whether or not the target transmission mode for the to-be-transmitted short message is a disappear-after-reading transmission mode; a second determination unit, which determines respectively, when the target transmission mode is the disappear-after-reading transmission mode, whether or not disappear-after-reading is currently supported by an information receiving device; and, a processing unit, which transmits the to-be-transmitted short message in the disappear-after-reading transmission mode when the determination is yes and transmits the to-be-transmitted short message in a direct transmission mode when the determination is no.
An objective of the present application is to provide a method and device for providing a wireless access point. The method includes: acquiring one or more wireless access points corresponding to target location information; loading at least one of the one or more wireless access points into map information corresponding to the target location information; and providing the map information loaded with the wireless access point. Compared with the prior art, in the present application, wireless access points corresponding to target location information are loaded into corresponding map information, and the map information loaded with the wireless access points is provided to corresponding user equipment, so that a user in need may intuitively know spatial locations of the wireless access points by using the map information and may further perform a corresponding subsequent operation.
Estimating the position of a receiver using positioning signals and Doppler frequency measurements. Approaches for estimating the position of a receiver using positioning signals and Doppler frequency shift measurements determine an initial estimate of a receiver's position using ranging signals from a first system, generate Doppler frequency shift measurements using the Doppler positioning signals from a second system, and refine the initial estimate using the Doppler frequency shift measurements.
A sound volume control device is loaded on a vehicle and connected to a pair of speakers arranged left and right sides of two listening positions in a vehicle interior. Based on vehicle information, a first frequency characteristic and a second frequency characteristic, which are respective frequency characteristics at the two listening positions, of sound outputted from at least one of the pair of speakers are derived. Based on such characteristics, a sound signal supplied to at least one of the pair of speakers is controlled. When there is a common peak of the sound common to the first and second frequency characteristic, the sound signal is controlled in at least one of peak frequency bands which are the peak frequency bands corresponding to the common peak. Thereby, the sound signal is controlled such that the peaks appearing on the respective frequency characteristics at two listening positions are corrected.
Actuator systems for oral-based appliances utilizing transducers which are attached, adhered, or otherwise embedded into or upon a dental or oral appliance to form a hearing aid assembly. Such oral appliances may be a custom-made device which receives incoming sounds and transmits the processed sounds via a vibrating transducer element. The transducer element may utilize electromagnetic or piezoelectric transducer mechanisms and may be positioned directly along the dentition or along an oral appliance housing in various configurations.
An antenna configured in a hybrid circuit provides a compact design for a hearing aid to communicate wirelessly with a system external to the hearing aid. In an embodiment, an antenna includes metallic traces in a hybrid circuit that is configured for use in a hearing aid. The antenna includes contacts in the hybrid circuit to couple the metallic traces to electronic devices in the hybrid circuit. In an embodiment, the metallic traces form a planar coil design having a number of turns of the coil in a substrate in the hybrid circuit. In another embodiment, the metallic traces are included in a flex circuit on a substrate in the hybrid circuit. An antenna configured in a hybrid circuit allows for use in a completely-in-the-canal hearing aid.
A package for a top port microphone with an enlarged back volume. The package includes on a substrate a lid enclosing thereunder a total volume and accommodating a MEMS chip and an ASIC. A stopper seals the ASIC against the lid thereby separating and dividing the total volume under the lid in a volume extension and a remaining volume. The volume extension can be used to arbitrarily enlarge the back volume or the front volume dependent on a placement of a sound port to the volume extension or the remaining volume. A sound path connects the volume extension and a partial volume enclosed between MEMS chip and substrate.
A speaker assembly including a frame and a magnet assembly positioned within the frame. The magnet assembly may include a magnet and a top plate. The assembly further including a sound radiating surface suspended over the magnet assembly. The sound radiating surface includes a flexible circuit. A suspension suspending the sound radiating surface over the magnet assembly is further provided. The suspension may be over molded to the sound radiating surface and the frame. A voice coil extends from a bottom side of the sound radiating surface and electrically connects to the flexible circuit.
An apparatus including at least one microphone; audio circuitry connected to the at least one microphone; and a memory connected to the audio circuitry. The audio circuitry is configured to output a first audio track and at least one second audio track. The audio circuitry is configured to form the first audio track from an output signal, provided by the at least one microphone, by processing the output signal with a first audio configuring, and where the audio circuitry is configured to form the at least one second audio track from the output signal, provided by the at least one microphone, without the first audio configuring. The memory is configured to store the first audio track and the at least one second audio track together.
A loudspeaker baffle that provides variable sound patterns is described. The baffle may support non-low frequency sound sources and a waveguide to provide varying sound beam patterns. The baffle may include a center mount adapted to receive a plurality of audio outputs and a plurality of low frequency apertures to receive a plurality low frequency output. The waveguide may be formed from a front face of the baffle. The front face may be intermediate the center mount and the low frequency apertures. The front face may include a continuously varying waveguide surface with a first waveguide portion adjacent a first audio output of the plurality of audio outputs providing a first sound pattern and a second waveguide portion adjacent a second audio output of the plurality of audio outputs providing a second sound pattern that is different than the first sound pattern.
A circuit for detecting a button action on an earphone, including a first resistor, a comparator having with a first input end, a second input end, and an output end, with the first input end of the comparator connected to the first end of the first resistor, and the second input end of the comparator connected to the second end of the first resistor. A power supply us connected to the first resistor. The earphone includes a second resistor, and when the earphone is connected to the circuit, the second resistor is connected to the first resistor. The earphone further includes a microphone having a first end connected to the first end of the second resistor and a second end grounded, and a button having ends that are respectively connected the microphone and the second resistor. When the button is pressed, the ends of the button are connected.
A high capacity node includes a plurality of receiver sections and a plurality of transmitter sections; and an electrical switching fabric between the plurality of receiver sections and the plurality of transmitter sections, wherein each of the plurality of receiver sections and the plurality of transmitter sections interface the electrical switching fabric at a full signal level and the electrical switching fabric is configured to perform flow switching on the full signal level between respective receiver sections and transmitter sections, and wherein the plurality of receiver sections, the plurality of transmitter sections, and one or more stages of the electrical switching fabric are implemented in one or more optoelectronic integrated circuits.
Devices, systems, and methods for providing flexible access to video scenes contained within a video content item by receiving a scene information collection relating to the video scenes in the video content item and providing a user interface enabling a user to select a scene based on the scene information collection.
An apparatus, system and method for delivering messages to a television set includes the use of a health-related digital content messaging and compliance system (HDCMC) to facilitate communication between a medical provider, a digital television station and eventually the television set of an end user. The medical provider can place requests to the HDCMC to deliver requested health-related content to the television of the end user. The HDCMC transmits the requested health-related content to the digital television station, which in turn transmits the requested health-related content received from the HDCMC to the television of the end user using verification codes to ensure that the requested content is delivered to the intended television and/or viewer.
Systems and methods of image searching include receiving content, receiving a request to select an image from content, selecting a plurality of items in the image, retrieving information about the selected item, and providing display data based on the retrieved information.
Features of various implementations are used to control operation of a second electronic device from a first electronic device using indirect control methods and optical character recognition. In some implementations, communication between a primary set-top box and a supplemental set-top box is configured in order to avoid the need for one or more provider-specific APIs. For example, one aspect of the disclosure is a method of identifying commands that can be used to control one or more features of a primary set-top box (e.g., DVR or VOD features) by a supplemental set-top box issuing commands to the primary set-top box via a wireless (e.g., IR) transmitter, and then using optical character recognition to identify the outcomes of those commands as displayed on a primary TV display or secondary display.
[Problem] To provide: a decoding device that decodes and replays, at a suitable timing, sequentially transmitted information; a reception device; a transmission device; a transmission/reception system; a decoding method; and a storage medium having a decoding program stored therein. [Solution] A decoding unit 21 that decodes packets sent from a transmission device 10. A decoding timing determination unit 22 determines the timing that the decoding unit 21 decodes packets, on the basis of adjustment information that is included in the packet and corresponds to time adjustment for making Coordinated Universal Time approach Universal Time. A packet includes processing interval information indicating the processing interval for an access unit being a set including the packet. The decoding timing determination unit 22 determines that packets constituting each access unit will be sequentially decoded at an interval corresponding to the interval indicated by the processing interval information, if the adjustment information indicates that a time adjustment will occur.
A method of controlling a display apparatus is provided. According to the method, a display apparatus may receive data from a remote control device, identify the remote control device based on the received data, implement a function of the display apparatus in accordance with the received data, and display a user interface (UI) screen corresponding to the identified remote control device based on a user input being input through the remote control device.
Videos associated with video resolutions may be received. A first bitrate for each of the video resolutions may be identified based on a first bitrate point associated with the videos where a quality of the videos at a first video resolution that is upscaled to a second video resolution is better than a quality of the videos at the second video resolution at bitrates below the first bitrate point. The upscaling of the first video resolution may correspond to converting the videos from the first video resolution to the second video resolution at a client device. The identified corresponding first bitrate may be assigned to each of the video resolutions.
Systems, devices, and methods for streaming or otherwise delivering media content over a network are provided. One exemplary method of streaming media content over a network using a RS-DVR system involves receiving, at the RS-DVR system, a request for a portion of the media content from a media player on a client device via the network, receiving, at the RS-DVR system, the portion of the media content from an origin server on the network, buffering the portion of the media content at the RS-DVR system, and transmitting the portion of the media content to the media player on the client device. The portion of media content may be transmitted using a modified transport layer protocol, and in some embodiments, marked as non-cacheable.
A system and method for effectuating channel changes in a multicast adaptive bitrate (MABR) streaming network using a dedicated bandwidth pipe for burst transmitting a requested channel's data. A video management agent is configured to stitch burst-transmitted data with the regular channel stream during the channel change to generate a hybrid stream, which is multicast streamed toward the requesting device. Once the data from the regular channel stream is properly joined, burst transmission ceases and the bandwidth consumed for sending burst-transmitted data is released.
A method, system, and apparatus for video coding and decoding with embedded motion information are disclosed. Image data is associated with basis functions and motion data. A method of identifying one or more basis functions which are representative of image data and associating the basis function with the motion data. A method or receiving information indicative of a basis function and of motion data and determining a motion vector based on the motion data. A system where portions of an image representative of basis functions are further associated with motion data at an encoder and then communicated to a decoder. A decoder produces at least portions of a predicted image using basis functions parameters and motion data.
The present invention relates to an advantageous scheme for boundary strength derivation and decision processing related to deblocking filtering. More particularly, the present invention improves schemes for deciding deblocking and selecting appropriate deblocking filters known in the art so as to reduce the number of calculation cycles and required memory space.
A video decoding apparatus including an extractor which extracts from a bitstream first pattern information indicating whether residual samples of a current coding unit are equal to 0, and when the first pattern information indicates the residual samples are not equal to 0, extracts from the bitstream transformation index information indicating whether a transformation unit of a current level included in the current coding unit is split, a decoder which splits the transformation unit of the current level into transformation units of a lower level when the transformation index information indicates a split of the transformation unit of the current level, wherein the extractor further extracts second pattern information for the transformation unit of the current level when the transformation index information indicates a non-split of the transformation unit of the current level, wherein the second pattern information indicates whether the transformation unit of the current level contains one or more transform coefficients not equal to 0, wherein the transformation unit of the current level is split into four transformation units of the lower level.
A motion vector derivation unit includes a comparison unit for comparing a parameter TR1 for a reference vector with a predetermined value to determine whether it exceeds the predetermined value or not; a switching unit for switching selection between the maximum value of a pre-stored parameter TR and the parameter TR1 according to the comparison result by the comparison unit; a multiplier parameter table (for multipliers); and a multiplier parameter table (for divisors) for associating the parameter TR1 with a value approximate to the inverse value (1/TR1) of this parameter TR1.
A spectrum coding method includes quantizing spectral data of a current band based on a first quantization scheme, generating a lower bit of the current band using the spectral data and the quantized spectral data, quantizing a sequence of lower bits including the lower bit of the current band based on a second quantization scheme, and generating a bitstream based on a upper bit excluding N bits, where N is 1 or greater, from the quantized spectral data and the quantized sequence of lower bits.
In a video processing system, a method and system for generating a transform size syntax element for video decoding are provided. For high profile mode video decoding operations, the transform sizes may be selected based on the prediction macroblock type and the contents of the macroblock. A set of rules may be utilized to select from a 4.×.4 or an 8.×.8 transform size during the encoding operation. Dynamic selection of transform size may be performed on intra-predicted macroblocks, inter-predicted macroblocks, and/or direct mode inter-predicted macroblocks. The encoding operation may generate a transform size syntax element to indicate the transform size that may be used in reconstructing the encoded macroblock. The transform size syntax element may be transmitted to a decoder as part of the encoded video information bit stream.
A sign value of a DC coefficient of a current block is determined using neighbor blocks of the current block. First and second sign values are identified as respectively corresponding to an above neighbor block of the current block and a left neighbor block of the current block. A context value is calculated by applying a first weighting value to the first sign value and a second weighting value to the second sign value. The first weighting value is based on a boundary between the above neighbor block and the current block, and the second weighting value is based on a boundary between the left neighbor block and the current block. A probability value is selected based on the context value. The sign value of the DC coefficient of the current block is then determined using the probability model.
A display device discussed, and includes a display panel to display a left-eye image and a right-eye image; a parallax barrier panel to block and transmit the left-eye image and the right-eye image so that the left-eye image and the right-eye image reaching a user's left-eye and right-eye, respectively, produces a 3D image; a camera to sense a user's movement; and a controller to implement the 3D image by estimating a user's position when the user moves, and by applying a driving voltage to a barrier electrode according to the estimated position.
Provided is a autostereoscopic three-dimensional (3D) image display apparatus having a modified sub-pixel structure, including: a display panel on which pixels are arranged; a parallax barrier, a lenticular lens or a linear light source disposed to be spaced apart from the display panel; and a controller generating a 3D image by arranging viewpoint images on the display panel, wherein sub-pixels having the same color are consecutively arranged on the display panel in a horizontal direction, and sub-pixels having red, green, and blue (RGB) colors form one unit pixel in a vertical direction.
A method of taking pictures for generating three-dimensional image data is disclosed. The method includes continuously illuminating a target object with an environmental light; using an image sensor to receive the light reflected from the target object to generate a first electrical image signal; illuminating the target object with an active light generated from an active light source unit during the period of exposure by the environmental light; using the same image sensor to receive another reflected light to generate a second electrical image signal; using an image processing unit to receive the first and second electrical image signals, convert the first electrical image signal to a two-dimensional image data, and subtract the first electrical image signal from the second electrical image signal to generate three-dimensional depth data; and combining the two-dimensional image data and the three-dimensional depth data to generate the three-dimensional image data.
An image processing method includes determining whether a color of a current pixel of a first imitating image is same as a color of a related pixel of a color block image; when the same, using a pixel value of the related pixel as a pixel value of the current pixel; and when not the same, using pixel values of a related pixel unit to calculate the pixel value of the current pixel through interpolation. A color of the related pixel unit is same as the current pixel. A plurality of pixels of the related pixel unit are located in a first set of image pixel units of the color block image, wherein the first set of image pixel units neighbor a first image pixel unit that the related pixel belongs to. An imaging apparatus and a method performed by the imaging apparatus are also provided.
A mesh network-based environmental data capture system and method for providing communication between a base system having at least one wireless input capture device ICD(s) and other ICD(s), wherein the ICD(s) are capable of smart cross-communication with each other and remote access to their inputs via a server computer, including the steps of providing this base system; at least one user accessing the ICDs and inputs remotely via a user interface through a remote server computer and/or electronic device communicating with it, for providing a secure surveillance system with extended inputs range and wireless smart cross-communication for monitoring a target environment.
The present invention discloses a video signal switching circuit and switching method. The switching circuit includes: a regulating circuit connected to a first cable and configured to regulate the first cable to be in a pull-up state or a released state; a detection circuit connected to the first cable and configured to detect a first voltage value on the first cable when the first cable is in the pull-up state or detect a second voltage value on the first cable when the first cable is in the released state; and a controller configured to determine a change in the first voltage value or the second voltage value from the detection circuit, wherein the controller controls a second cable to transmit the video signal when determining that the second voltage value increases, or the controller controls the first cable to transmit the video signal when determining that the first voltage value decreases. The present invention solves the technical problem that the video signal cannot be switched adaptively due to the need of manually switching signal levels in the prior art.
A broadcast receiver according to one embodiment of the present invention comprises: a tuner for receiving a broadcast signal; a display module for displaying content on a main screen; an interface module for receiving, from a remote control, a first command for selecting a specific location on the main screen; and a controller for controlling the tuner, the display module, and the interface module, wherein the controller enlarges a specific region within a preset distance from the specific location according to the received first command, and displays the magnified specific region in a zoom window, and furthermore, the location of the zoom window varies according to a motion of the remote control.
Pixel aperture size adjustment in a linear sensor is achieved by applying more negative control voltages to central regions of the pixel's resistive control gate, and applying more positive control voltages to the gate's end portions. These control voltages cause the resistive control gate to generate an electric field that drives photoelectrons generated in a selected portion of the pixel's light sensitive region into a charge accumulation region for subsequent measurement, and drives photoelectrons generated in other portions of the pixel's light sensitive region away from the charge accumulation region for subsequent discard or simultaneous readout. A system utilizes optics to direct light received at different angles or locations from a sample into corresponding different portions of each pixel's light sensitive region. Multiple aperture control electrodes are selectively actuated to collect/measure light received from either narrow or wide ranges of angles or locations, thereby enabling rapid image data adjustment.
An image sensor includes a pixel array including a plurality of unit pixels in a matrix including rows and columns, a selection unit configured to select outputs of some of the columns of the pixel array and output selection output signals, and an analog-digital conversion block including a plurality of analog-digital conversion units corresponding to the columns of the pixel array. First ones of the plurality of analog-digital conversion units include analog-digital conversion blocks configured to convert the selection output signals and output digital data. When the first analog-digital conversion units convert the selection output signals, second ones of the plurality of analog-digital conversion units are turned off.
Apparatus and methods for stitching images, or re-stitching previously stitched images. Specifically, the disclosed systems in one implementation save stitching information and/or original overlap source data during an original stitching process. During subsequent retrieval, rendering, and/or display of the stitched images, the originally stitched image can be flexibly augmented, and/or re-stitched to improve the original stitch quality. Practical applications of the disclosed solutions enable, among other things, a user to create and stitch a wide field of view (FOV) panorama from multiple source images on a device with limited processing capability (such as a mobile phone or other capture device). Moreover, post-processing stitching allows for the user to convert from one image projection to another without fidelity loss (or with an acceptable level of loss).
To transmit and receive an instruction of superposing an image on a predetermined position on a display screen of a picked-up image and an instruction of superposing superposition information in the predetermined range of the picked-up image in accordance with a change in the picked-up image in a transmission and reception system including a single communication interface. A reception unit that receives a parameter from a setting apparatus and a superposition unit that selects a first superposition mode for superposing the superposition information on the predetermined position on the display screen of the picked-up image or a second superposition mode for superposing the superposition information on the position on the picked-up image in accordance with the change in the picked-up image in accordance with the received parameter for superposition of the superposition information.
A wobble detection device includes a sensor unit. The sensor unit includes a one-dimensional image sensor and a one-dimensional image sensor arranged side by side in an auxiliary scanning direction so that their corresponding pixels coincide with each other in a main scanning direction, and acquires an image of an object moving in the auxiliary scanning direction as one-dimensional data. The wobble detection device makes a comparison of data corresponding to the same image region by using one-dimensional data acquired by the one-dimensional image sensor and one-dimensional data acquired by the one-dimensional image sensor and thereby detects a movement amount of the image in the main scanning direction between a time when the one-dimensional data used for the comparison was acquired and a time when the one-dimensional data used for the comparison was acquired.
A camera device of one embodiment is provided with an image capturing unit configured to capture image of a room interior; a receiving unit configured to receive an image capturing instruction for capturing image of the room interior by way of a home appliance; and a camera-side controller being configured to standby in a low-power mode consuming relatively less electric power compared to a normal-operation mode and being configured to capture image of the room interior through the image capturing unit by returning to the normal-operation mode when the receiving unit receives the image capturing instruction.
The invention relates to a method for operating a camera assembly, in which a first camera and a second camera capture images (36, 42). Respective fields of view of the two cameras overlap at least in a partial region (24). At least in an image (36) captured by the first camera, at least one contamination region (38) including a plurality of pixels is detected within the partial region (24). Thereupon, data values specifying the respective transparency of the pixels in the at least one contamination region (38) are varied with respect to respective reference values of transparency, wherein those reference values increase in the partial region (24) towards an edge (28) of the respective images upon superimposition of the images. Furthermore, the invention relates to a camera assembly.
A communication apparatus includes a first wireless communication unit, a second wireless communication unit, a control unit that remotely controls an imaging apparatus in a mode selected from among a plurality of modes including a first mode for remotely controlling the imaging apparatus via the first wireless communication unit and a second mode for remotely controlling the imaging apparatus via the second wireless communication unit, a display unit, wherein the control unit controls the display unit to display an item for inputting an instruction to cause the imaging apparatus to capture an image, wherein, in the first mode, the control unit controls the display unit to display the item in a first size, and wherein, in the second mode, the control unit controls the display unit to display the item in a second size that is larger than the first size.
A camera module and an array camera module based on an integral packing process are disclosed. The camera module or each of the camera module units of the array camera module includes a circuit board, an integral base, a photosensitive element operatively connected to the circuit board, a lens, a light filter holder installed at the integral base and a light filter installed at the light filter holder. The light filter is not required to be directly installed to the integral base, so that the light filter is protected and the requiring area of the light filter is reduced.
The invention provides a pan-tilt-zoom (PTZ) camera, including a pan-tilt unit and a camera unit. The pan-tilt unit includes a first vibration damper plate, a second vibration damper plate, and a shock absorber ball; the camera unit is fixedly disposed on the first vibration damper plate, the shock absorber ball is sandwiched between the first vibration damper plate and the second vibration damper plate, and the shock absorber ball is fixedly connected to the second vibration damper plate; the shock absorber ball is elastic, and when the camera unit is horizontally laid, the first vibration damper plate is out of touch with the shock absorber ball; when the camera unit is subjected to extra load other than gravity, the first vibration damper plate compresses the shock absorber ball. The pan-tilt unit of the invention is simple in structure and safe in use. The camera unit is fixedly disposed on the first vibration damper plate, when the PTZ camera is subjected to extra load other than gravity, the shock absorber ball absorbs the shock, ensuring steady photographing of the PTZ camera, and exhibiting good vibration reducing performance.
In one embodiment, a device includes a device body that includes a touch-sensitive display and a processor. The device also includes a band coupled to the device body and an optical sensor in or on the band. The optical sensor faces outward from the band and captures images. The processor communicates with the optical sensor to process captured images.
An image processing apparatus includes a first acquisition unit configured to acquire color data representing a color of a target object for each position thereon, a second acquisition unit configured to acquire shape characteristic data representing characteristics of a shape of the target object for each position thereon, and a determination unit configured to determine a first recording amount of a first recording material and a second recording amount of a second recording material based on the color data, the shape characteristic data, and any one of a measurement result, a function calculated based on the measurement result, and a table generated based on the function. The measurement result is obtained by measuring color and shape characteristics of a plurality of types of patches formed by recording the second recording material on the first recording material recorded on a recording medium.
Systems and methods are provided though which a transaction, e.g., in a multi-tier, distributed application may be initiated from a portable or hand-held device, such as a smartphone. A computer system or systems, possibly remote from the device, may approve the transaction, complete it, or both, and the remote computer system or systems may cause a document to be printed, e.g., by a printer physically proximate to the device.Aspects of the invention are illustrated by embodiments in which a drug prescription may be created electronically using a hand-held device. In such an embodiment, the prescription may be transmitted to one or more remote computer systems, such as an application server, for processing. If specified, the remote computer systems may cause a prescription to be printed, e.g., at a printer near the prescriber's location. The prescriber may sign the printed prescription and give it to a patient or pharmacy.
An image forming apparatus is provided. The image forming apparatus includes a scanner configured to scan a plurality of manuscripts, at least one processor configured to generate classification information of the plurality of manuscripts using a scanning result of the plurality of manuscripts, and a display configured to display guide information of the plurality of manuscripts for manuscript classification using the generated classification information.
In an apparatus, a reception unit receives information indicating an end of image process in an external apparatus or information indicating an occurrence of an error in the external apparatus. A display control unit causes a display unit to display predetermined information based on the information received by the reception unit. An acquisition unit acquires a constraint condition for causing the display unit to limit a display of the predetermined information. A determination unit determines whether an operating state of an apparatus capable of controlling the display unit meets the constraint condition. When the determination unit determines that the operating state meets the constraint condition, the display control unit limits the display of the predetermined information on the display unit based on the information received by the reception unit.
A printing result estimation apparatus includes a print condition obtaining unit configured to obtain condition information indicating a print condition set by a user, a print result estimation unit configured to estimate an execution result of the printing process based on the condition information, wherein the print result estimation unit estimates the result of the printing process based on print effect data on cost factors, environmental factors, and a time required to print, and a display device operatively connected to the print result estimation apparatus, wherein the display device is configured to display a print result estimate of the print estimation unit.
A user device (10) provides a subscriber with access to a network service. The user device (10) determines service-specific key material and charging-specific key material. The user device (10) determines a charging record indicating usage of the network service by the subscriber and associates the charging record with first authentication information based on the charging-specific key material. The user device (10) generates at least one message including the charging record and the associated first authentication information. The user device (10) associates the at least one message with second authentication information based on the service-specific key material. The user device (10) sends the at least one message to a first network node (150) which is incapable of relating the charging-specific key material or the service-specific key material to a subscriber identity of the subscriber. The first network node (150) receives the at least one message and the associated second authentication information from the user device (10) and authenticates the at least one message based on the service-specific key material and the second authentication information. In response to authenticating the at least one message, the first network node forwards the charging record and the associated first authentication information to a second network node (120). The second network node (120) is capable of relating the charging-specific key material to the subscriber identity of the subscriber. The second network node (120) receives the charging record and the associated first authentication information from the first network node (150) and authenticates the charging record based on the charging-specific key material and the first authentication information. In response to authenticating the charging record, the second network node (120) controls charging of the network service.
A conference assistance system and method for assisting a user in utilizing conference-related information, each of which: receives input of voice or writing of at least one meeting participant; determines whether text data representing the received voice or writing is to be used by the conference assistance system to generate assistance information, to generate a determination result; when the determination result indicates that the text data is to be used, generates, based on the text data, assistance information for assisting the meeting participant; and controls a display to display the generated assistance information.
Embodiments of the present invention pertain to reducing or eliminating speech recognition error when background noise is detected at a caller's location. For example, when background noise is detected at the caller's location, the caller may be prompted to use dual-tone multi-frequency (DTMF).
A method, device and medium for obtaining a call record of a mobile terminal are provided. The method includes: obtaining a missed incoming call record; and inserting the missed incoming call record into call records of the mobile terminal.
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.
In a method for generating a physical layer (PHY) data unit for transmission via a communication channel, the PHY data unit conforming to a first communication protocol, a first communication device generates a PHY preamble for the PHY data unit, including: generating a signal field, including the signal field and a duplicate of the signal field in the PHY preamble, and formatting the PHY preamble such that a first portion of the PHY preamble is decodable by a second communication device that conforms to a second communication protocol, but does not conform to the first communication protocol, to determine a duration of the PHY data unit based on the first portion of the PHY preamble. The first communication device generates the PHY data unit to include the PHY preamble and a PHY payload.
A system and method for providing online games on client devices based on capabilities of the client devices are disclosed. Device capability information may be obtained from the client devices during the online game. Values of one or more capability parameters may be determined based on the device capability information obtained. Device profiles may be assigned to the client devices based on the determined values of the capability parameters. One or more game features may be adjusted in accordance with the assigned device profile for implementing the online game on the client devices. The adjustable game features may include frame rate, level of detail of rendering, level of 3D graphics, level of collision effects, animation type, gameplay available for user interaction, gameplay content for user interaction, communication mode, physics effects available for display, level of artificial intelligence, and/or any other features of the online game.
Systems described herein control communication paths used for machine-type communications (MTC) devices in a wireless network. The systems store a subscriber profile for an MTC device, including an APN configuration that differentiates, for non-IP-type communications, types of bearer paths between the MTC device and an ePC network; receive an attach request from the MTC device; retrieve the subscriber profile; and determine if the subscriber profile indicates an APN configuration for a non-IP bearer. When the subscriber profile indicates an APN configuration for a non-IP bearer, the systems identify in the subscriber profile an MTC-ePC delivery mechanism, between the MTC device and the ePC network, as a user plane or a control plane.
Disclosed includes a method for providing an operation status of a video capture device over a network is provided. The method is performed by the video capture device and comprises: receiving a communication request from a terminal; determining, based on the communication request, one or more terminals connected with the video capture device; and transmitting status information of the video capture device to the network, the status information including information of the one or more terminals connected with the video capture device. Since the video capture device can transmit status information including information of one or more terminals to the network, after determining the one or more terminals are connected with the video capture device, information about which terminals are connected with the video capture device can become known to other devices connected with the network. As a result, the operation of the video capture device becomes more secure.
The described embodiments transfer an activity from a source electronic device to a companion electronic device. The source electronic device receives activity information describing an activity performed in a first application at the source electronic device, determines an activity identifier for the activity information, and broadcasts an activity advertisement comprising the activity identifier. Upon receiving the activity advertisement, the companion electronic device determines whether a second application that is associated with the first application is available at the companion electronic device. If the second application is available, the companion electronic device requests extended activity data from the source electronic device. The source electronic device responds by sending extended activity data from the first application to the companion electronic device. Then, the companion electronic device uses the extended activity data to configure the second application and commences performing the activity with the second application at the companion electronic device.
The present disclosure relates to technologies for a sensor network, machine-to-machine (M2M) communications, or machine type communications (MTC), and Internet of things (IoT), and may be utilized in intelligent services, based on the above technologies, such as a smart home, a smart building, smart cities, smart cars or connected cars, smart grids, healthcare, smart electronics, advanced medical services, public safety network communications through fusion and convergence with conventional IT technologies and various industries. Data transmission control between a group of uncoordinated electronic devices in a computer network including the use of transmission authorization request messages and transmission authorization grant messages.
A method and a system for reconstructing a slot table for Network File System (NFS) based distributed file systems are provided herein. The method includes: receiving a retried request from a client at a node of the distributed file system; in a case that the retried request is of a re-enter idempotent type, processing the request again; in a case that the retried request is file state related, checking in already opened file handles if they are open with exactly same properties already exist for the particular client, and if found, returning the file handle information to the client as if it was just opened by it; and in a case that the retried request is of a non-idempotent type attempting to perform the operation again, wherein if the source file does not exist, checking the existence of the expected outcome, and replying with a success.
A method for locating an optimum storage node for serving a data file request received via a communications network, includes: receiving a file request from a user device coupled to the communications network; determining a geocode value based on a communications network address associated with the user device, wherein the geocode value is indicative of a geographic location of the user device; selecting a storage node from a plurality of storage nodes coupled to the communications network to serve the file request, wherein the storage node is selected based at least in part on the geocode value; and redirecting the file request to the selected storage node for handling.
In a system for providing data and/or computational services, various resources are assigned a sort of points (called vouchers or IOUs) for work manager threads that are currently queued at each resource. When a resource (and its associated resource manager) has a relatively small queue, whereby the resource is holding a relatively small number of points, that resource will be assigned work manager threads for incoming services requests at a high preference, or priority. In this way, faster performing resources can more reliably be supplied with new requests, while relatively slow performing resources will tend not to unduly tie up limited work manager threads in long queues at the slow resources.
A communication apparatus includes an acquisition unit configured to acquire a media content, a transmission unit configured to transmit the media content acquired by the acquisition unit to another communication apparatus, a determination unit configured to determine whether to describe, as an acquisition source URL of the media content acquired by the acquisition unit, a URL of the communication apparatus or a URL of the another communication apparatus, in accordance with a state of transmission of the media content by the transmission unit, a generation unit configured to generate, based on the determination made by the determination unit, a description file in which the acquisition source URL of each predetermined unit of the media content is described, and a provision unit configured to provide the description file generated by the generation unit.
A method for downloading multimedia files and an electronic device are provided. The method includes: obtaining first bandwidth information of a first electronic device; calculating a first times point according to the first bandwidth information; sending a first download request to the first electronic device to request downloading a first multimedia streaming prior to the first time point in the multimedia file; and sending a second download request to a second electronic device to request downloading a second multimedia streaming posterior to the first time point in the multimedia file.
Systems and methods for relocating executable instructions to arbitrary locations are described, in which the relocation of the instructions may be arbitrary or random, and may operate on groups of instructions or individual instructions. Such relocation may be achieved through hardware or software, and may use a virtual machine, software dynamic translators, interpreters, or emulators. Instruction relocation may use or produce a specification governing how to relocate the desired instructions. Randomizing the location of instructions provides defenses against a variety of security attacks. Such systems and methods may provide many advantages over other instruction relocation techniques, such as low runtime overhead, no required user interaction, applicability post-deployment, and the ability to operate on arbitrary executable programs.
Systems and methods for mitigating cyber intrusions includes: receiving target domain input, wherein the target domain input comprises a domain name associated with a target entity or target entity data that is useable to generate phishing attack domain names; using the target domain name input to generate the phishing attack domain names, wherein the phishing attack domain names include a plurality of domain names each having a phishing value comprising a likelihood or a probability of being used in a phishing campaign against the digital resources, where the likelihood or the probability satisfies a predetermined phishing value threshold; arranging the phishing attack domain names in a hierarchical order; and implementing one or more digital resources security protocols that mitigates the likelihood or the probability that selected domain names of the phishing attack domain names may be used in the phishing campaign against the digital resources.
Aspects of the present disclosure involve systems and methods computing devices to access a public network posing as a user to the network to detect one or more malware programs available for downloading through the network. More particularly, a malware detection control system utilizes a browser executed on a computing device to access a public network, such as the Internet. Through the browser, sites or nodes of the public network are accessed by the control system with the interactions with the sites of the public network designed to mimic or approximate a human user of the browser. More particularly, the control system may apply the one or more personality profiles to the browser of the computing device to access and interact with the nodes of the public network. Further, the control system may monitor the information retrieved from the network sites to detect the presence of malware within the nodes.
Techniques for analyzing a page to be presented by a browser running on a computing platform. The page is disabled. The page is tested to determine if the page is framed by a second page. The page is enabled if the testing indicates that the page is not framed by a second page. Each level of a hierarchy of framed pages is inspected to determine whether each level is authorized. The page is enabled if the inspecting indicates that each level of the hierarchy of framed pages is authorized.
Techniques are provided for using instrumentation code to detect bots or malware. Data corresponding to requests from a plurality of client devices for a web resource comprising web code is obtained. The web resource is hosted by a first web server system. For a first client device of the plurality of client devices, instrumentation code is served. The instrumentation code is configured to execute on the first client device to monitor execution of the web code of the web resource at the first client device. One or more responses generated by the instrumentation code at the first client device are received from the first client device. The one or more responses are based one or more interactions with the web code at the first client device.
A method for analyzing network interaction data is disclosed. Initially, network interaction data is received from a network over time. A predetermined model comprising predetermined values associated with network interaction parameters is also received. The received network interaction data is processed to determine the network interaction parameters and information regarding the network interaction data. A score for the network interaction data is calculated based on the predetermined model and the determined network interaction parameters. The score is compared to a threshold. The information regarding the network interaction data is then forwarded based on the comparison of the score to the threshold.
An apparatus and a method for processing data are provided. The method for processing data by a terminal. The method includes identifying a plurality of inspection types for a packet; determining at least one inspection type from the plurality of inspection types for the packet based on a predetermined criterion; and processing the determined at least one inspection type for the packet.
The disclosed computer-implemented method for detecting suspicious microcontroller messages may include (1) observing a typical interval at which messages are sent over a network by a microcontroller, (2) identifying a message sent over the network by the microcontroller, (3) determining that the interval between the message and the previous message sent by the microcontroller does not comprise the typical interval, and (4) categorizing the message as a suspicious message in response to determining that the interval does not comprise the typical interval. Various other methods, systems, and computer-readable media are also disclosed.
A security platform employs a variety techniques and mechanisms to detect security related anomalies and threats in a computer network environment. The security platform is “big data” driven and employs machine learning to perform security analytics. The security platform performs user/entity behavioral analytics (UEBA) to detect the security related anomalies and threats, regardless of whether such anomalies/threats were previously known. The security platform can include both real-time and batch paths/modes for detecting anomalies and threats. By visually presenting analytical results scored with risk ratings and supporting evidence, the security platform enables network security administrators to respond to a detected anomaly or threat, and to take action promptly.
Methods and systems for verifying the identity and trustworthiness of a user of an online system are disclosed. In one embodiment, the method comprises receiving online and offline identity information for a user and comparing them to a user profile information provided by the user. Furthermore, the user's online activity in a third party online system and the user's offline activity are received. Based on the online activity and the offline activity a trustworthiness score may be calculated.
Concepts and technologies are disclosed herein for enabling access to restricted data using geofences. A system can identify a device associated with restricted data that includes network data that law prohibits the use of for commercial purposes without authorization. The system can determine use parameters associated with the device, each of the use parameters including a device identifier, a geofence, time limits, and an indication of purposes. The system can determine if the device is at a geographic location that satisfies the location that is defined by the geofence, if the time limits associated with the geofence are satisfied, and if a purpose for which the restricted data will be used matches a one of the purposes. If the system determines that the location, time limits, and purposes are satisfied, the system can use the restricted data for the purpose.
A communication apparatus receives control information of first data and a plurality of types of header information of first data, the first data being received by a first data receiver; selects a parameter from the plurality of types of header information of the first data based on a priority of a first data receiver group to which the first data receiver belongs and a storage condition, the priority being indicated by priority information, the storage condition indicating the number of entries of a whitelist that can be stored in a whitelist storage first memory; and add, to the whitelist, an entry that includes control information of the first data and at least one parameter selected above.
Systems and methods that employ dynamic credentials across distinct authentication standards can be used to reduce the burden associated with repeated re-authentication. A utility can be employed during logon in an alternate operating environment that stores information from the logon dynamically and generates a credential file that is employed to grant access to a resource without repeating the earlier logon procedure, even if the device changes its user state. After processes requiring resource access are complete, or when an allowed time expires, the granted access is revoked and the device returns to a default or standard authentication technique.
System, method, and device for providing services on a network. The device comprises a security assessor and a service provider unit. The security assessor is connected to the network and is configured to identify rights of an entity on the network. The service provider unit is connected to the network and the security assessor. The service provider unit comprises a discovery unit, an interaction unit, and an interest unit. The discovery unit identifies content available on the network. The interaction unit identifies interactions of the entity on the network. The interest unit identifies interests of the entity based on the identified interactions and the identified content. The service provider unit provides services to the entity on the network, based on the rights of the entity, and at least one of the identified content and the identified interests of the entity.
Systems, devices, and methods are disclosed for an agent device within a company's network firewall to initiate an HTTP connection with a cloud-based gateway and then upgrade the connection to a WebSockets protocol in order to have an interactive session. Over this interactive session, a mobile device, which connects to the cloud-based intermediary, can request data from servers inside the company's firewalls. Because the firewall is traversed using HTTP protocols (with WebSockets), it can be as safe as letting employees browse the web from inside the company's network.
A system and method validates user supplied photographs and/or characteristics using a video, audio or series of images of the user responding to instructions, and uses such validation in searching and/or matching.
A method and an apparatus for controlling access to a surveillance video are provided. The method includes: acquiring from a user account a view request for viewing a surveillance video file, the view request including authorization information of the user account; performing an identity authentication on the user account according to the authorization information; and allowing a user with the user account to view the surveillance video file when the identity authentication is passed. The present disclosure is used to prohibit freely viewing the surveillance video file.
Provided is a communication system in which a terminal communicates with a server via a portable communication network used for communication between smartphones. The smart phone includes first pre-shared key and encryption keys, the terminal includes a second pre-shared key, the server includes the encryption keys same as the encryption keys included in the smartphone, authentication between the terminal and the smartphone is performed by using the first pre-shared key and the second pre-shared key, and the terminal and the server perform communication via the smartphone by performing key synchronization of the encryption keys while setting a hash value of the encryption keys as an ID.
An information processing apparatus includes first processing means for performing a setting for performing encrypted communication on the information processing apparatus in response to a command based on a first communication procedure, second processing means for performing a setting for performing encrypted communication on the information processing apparatus in response to a command based on a second communication procedure, and transmitting means for transmitting information indicating that the setting for performing the encrypted communication is made in response to the command based on the first communication procedure to a reception apparatus if the command based on the second communication procedure is received from the reception apparatus after the first processing means performs the setting for performing the encrypted communication on the information processing apparatus in response to the command based on the first communication procedure.
Method and system, comprising: capturing a plurality of secure communications between the first application and the second application; grouping the plurality of communications into one or more streams, each stream representing a network connection; and processing the one or more streams in parallel to create a plurality of transactions.
A system is configured to perform operations that include determining an exception event corresponding to a transmission of a plurality of network packets over an electronic network. The electronic network may cause network address translation to be performed on the plurality of network packets. The operations may also include identifying, based on a log of the plurality of network packets, a first network packet associated with the exception event and calculating, based on a payload portion of the first network packet, a packet signature corresponding to the first network packet. The operations may further include determining, based on a comparison between a first data structure and a second data structure using the packet signature, original source address information that corresponds to the first network packet prior to the network address translation being performed on the first network packet.
A secure messaging system identifies sensitive or restricted content within electronic messages such as E-mail, SMS or MMS text messages, or social network messages, and stores files including such content in a secure folder or bucket. After a first electronic message is identified as including sensitive or restricted content, a file including the sensitive or restricted content is stored in the secure folder or bucket, and a second electronic message including a link to the file or the secure folder or bucket is sent to each of the intended recipients of the first electronic message. When a recipient selects the link, the sensitive or restricted content is provided to the recipient over a secure connection (e.g., an SSL connection) rather than via E-mail. Additionally, recipients of the second electronic message may be authenticated by any method, e.g., an access policy and/or a single or multi-level authentication process.
Techniques for onboarding users to various product features are described. According to various embodiments, information identifying a set of candidate onboarding content items associated with an email type of an email to be transmitted to a particular member of an online social network service is accessed. Thereafter, a first subset of the candidate onboarding content items is removed from the set, responsive to determining that the particular member has already been onboarded to products associated with the candidate onboarding content items in the first subset. Further, a second subset of the candidate onboarding content items is removed from the set, responsive to determining that the particular member has previously viewed and not interacted with the candidate onboarding content items in the second subset. A specific onboarding content item is then dynamically selected from the remaining set of candidate onboarding content items.
Implementations disclose a notification delivery mechanism for present viewing users. A method includes identifying a notification to be sent to a user having a plurality of user devices; determining presence of the user on a first user device of the plurality of user devices; determining whether a media player on the first user device is playing media content; and upon determining that the media player on the first user device is playing the media content, transmitting the notification to the first user device without transmitting the notification to other user devices of the plurality of user devices.
A shared mesh comprises a mesh station. The mesh station is used to couple to at least a first core component and a second core component. The mesh station includes a logic unit. The mesh station is shared by at least the first core component and the second core component. A memory is coupled to the mesh station.
Technologies are disclosed for providing predictive auto-scaling for resources of a network-accessible message processing service. Control metrics are analyzed in order to predict a future volume of messages that will be received and processed by the message processing service. Based upon the prediction, resources, in the form of computing resources, are allocated to the message processing service. Reactive auto-scaling of the resources can also be used in conjunction with predictive auto-scaling. For reactive auto-scaling, an enqueue rate at a queuing service for messages is monitored and resources are reactively auto-scaled accordingly.
A distributed system may implement analyzing resource placement fragmentation for capacity planning Capacity planning may determine when, where, and how much capacity to implement for a distributed system that hosts resources. Placement constraints for resources may, over time, create fragmentation or stranded capacity which is available yet unusable to host new resources. Analyzing capacity fragmentation across a distributed system may allow a determination of available capacity that is actually available to host additional resources. In some embodiments, future resource placements may be estimated in order to perform capacity fragmentation analysis to determine available capacity.
Customers of shared resources in a multi-tenant environment can have token buckets allocated that have an associated depth and fill rate, with each token enabling the customer to obtain an amount of work from a shared resource. A resource management system can monitor one or more system or output metrics, and can adjust a global fill rate based at least in part upon values of the monitored metrics. Such an approach can provide a fair distribution of work among the customers, while ensuring that the metrics stay within acceptable ranges and there are no drastic changes in performance levels of the system. The fill rate can update dynamically with changes in the monitored parameters, such that the system can float near an equilibrium point. Commitments for specific minimum service levels also can be met.
A method for allocating bandwidths is provided. The method may include: establishing a database storing use records of application services, compiling statistics on attributes and use frequencies of the application services according to the use records, by a network access device; extracting features from the application services; classifying the application services according to the attributes, the use frequencies and the features of the application services, and allocating bandwidths to each of the application services based on the classified classes. An apparatus for allocating bandwidths and a computer storage medium are further provided.
A method includes: recording information on a transmission source and a transmission destination in a received packet into first information; generating a copied packet by copying the received packet, the information of which is recorded in the first information, the first information being to be referred to when whether to generate a copied packet is determined based on a received packet; transmitting the generated copied packet to an analyzer device; receiving the copied packet; when it is determined that a predetermined condition is satisfied for the copied packet, transmitting instruction information for the copied packet to a first relay device among relay devices being a transmission source of the copied packet; and in response to reception of the instruction information, deleting, from the first information, the information on the transmission source and the transmission destination of the received packet used in the copying.
According to one method for processing a message containing TLV elements, the method includes receiving an ingress message containing a plurality of TLV elements. The method also includes determining, using at least one message related attribute, whether the ingress message is to be processed using a stateless decode algorithm. The method further includes in response to determining that the ingress message is to be processed using the stateless decode algorithm, processing the ingress message using the stateless decode algorithm. The method also includes determining, using the stateless decode algorithm, whether the ingress message includes at least one TLV element indicating that the ingress message is to be further processed using a stateful decode algorithm. The method further includes indicating that the ingress message is to be further processed using the stateful decode algorithm, processing the ingress message using the stateful decode algorithm.
Aspects of the present disclosure involve systems, methods, computer program products, and the like, for implementing and utilizing one or more service labels in a Multiprotocol Label Switching (MPLS) network for delivery service through the network. The general, the service label acts to instantiate a service tunnel between two or more devices of the network, such as between a service or provider edge device and a metro device of the network. The service label is unique and arbitrary label per service to a network device. Once the service tunnel is established between the devices, one or more Internet Protocol (IP) or Ethernet services can be multiplex over the service tunnel to the network device. Also, one or more service labels (tunnels) can be established between any two or more network devices to allow for greater flexibility and scale.
Techniques described herein enable store-and-forward systems to hold data at source node (e.g., service platform) until they can be provided to the destination node e.g., user device). In other words, data can be buffered at the source node until the destination node is “online,” and the establishment of a connection between the destination node and the intermediate node can trigger the retrieval of this data from the source node by the intermediate node. Additional techniques may be implemented to ensure the data connection between the intermediate node in the destination node does not expire while data is being communicated from the source node to the intermediate node.
A method and apparatus for routing the same data through independent routes between stations in a mesh network to increase the robustness of communications. The disclosed feature allows transmission of the same data stream via multiple routes from a source station (STA) to a destination station (STA). An extended routing request (RREQ) and routing reply (RREP) are utilized which provide a primary and secondary flag indication, which is utilized in combination with advanced programming for setting path cost metrics to assure independence of primary and secondary routes.
A wavelength allocation device includes a decision unit, a determination unit, and an evaluation unit. The decision unit decides whether a wavelength bandwidth of an optimum route for a demand has a free bandwidth to which the demand can be allocated. The determination unit allocates the demand to a bypass route, in the case that the wavelength bandwidth of the optimum route does not have the free bandwidth in the decision unit. The evaluation unit integrates the degree of influence of a section on the optimum route, which becomes a bypass factor, based on a difference in a route cost between the optimum route and the bypass route for the demand.
A network having a nodal architecture consisting of a child/parent familial structure formed by a parenting process which creates a structure relative to each node, with descendants below, siblings beside, and a parent above. In this network, a one-to-many relationship exists from the perspective of an entity that is an ancestor to multiple descendants. Thus, a parent may have many children, who each may have multiple children themselves, but each node will only have one parent. Data packets are routed to destination nodes by propagating from one node to the next via the tree structure.
Systems and methods are disclosed for designating a network device as a primary device for probing a virtual IP address and designating a second network device as a standby device for probing the virtual IP address. Results of probe requests may be shared with a plurality of network devices within a mesh.
An operation method of a server in a communication system, an operation method of an electronic device, the server, and the electronic device are provided. The operation method of the server includes determining a variation type of a buffering delay based on a packet transmission delay of a terminal, determining control information for controlling an uplink transmission rate of the terminal according to the variation type, and transmitting the control information.
An automatic service monitor in an information technology environment is equipped to automatically identify and group recognized events based on user-defined criteria, and to automatically perform user-defined operations against the group and its members at the detection of user-specified conditions. A related user interface is taught.
The present disclosure discloses a fault detection method and device. The method includes: receiving, by a terminal device, a fault detection instruction entered by a user, and determining a service type of a to-be-detected fault according to the fault detection instruction; determining fault detection content according to the service type; starting to detect the fault detection content to obtain a detection result; and presenting the detection result. In this way, whether in a period of deploying or in a period of using the terminal device, the fault detection instruction is directly triggered when there is a need to determine whether the terminal device is faulty, and then the fault detection content corresponding to the service type of the to-be-detected fault is detected, which effectively implements a self-detection capability of the terminal device, increases a fault locating speed, and improves fault detection accuracy.
A first maintenance endpoint (MEP) device may identify that a first interface of the first MEP device is associated with a connectivity failure. The first MEP device may provide, to a second MEP device, a first continuity check message (CCM), that includes a MEP identifier of the first MEP device. The first CCM may cause the second MEP device to designate a second interface of the second MEP device as being offline. The first MEP device may receive, from the second MEP device, a second CCM, that includes the MEP identifier of the first MEP device and information indicating that the second interface of the second MEP device is offline. The first MEP device may execute a rule to avoid a deadlock situation based on the second CCM including the MEP identifier of the first MEP device.
Communication signals using a first and a second frequency band in a wireless network is described herein. The first frequency band may be associated with a first beamwidth while the second frequency band may be associated with a second beamwidth. An apparatus may include receiver circuitry arranged to receive first signals in a first frequency band associated with a first beamwidth and second signals in a second frequency band associated with a second beamwidth, the first signals comprising a frame synchronization parameter and the second signals comprising frame alignment signals. The apparatus may further include processor circuitry coupled to the receiver circuitry, the processor circuitry arranged to activate or deactivate the receiver circuitry to receive the frame alignment signals based on the frame synchronization parameter. Other embodiments may be described and/or claimed.
An orthogonal frequency division multiplexing (OFDM) transmission system is provided which includes a data processing unit which generates a transmission signal using a plurality of tones including a reserved tone, a storage unit which stores Peak Reduction Kernel information according to the type of data symbol, and a compensation unit which retrieves the Peak Reduction Kernel information according to the type of data symbol from the storage unit and causes the retrieved information to be carried by the reserved tone included in the transmission signal. Therefore, a Peak-to-Average Power Ratio (PAPR) can be efficiently compensated.
The present disclosure relates to a first radio node (300) configured for orthogonal frequency division multiplexing (OFDM), comprising a receiver (310), a transmitter (320), a processor (330) and a memory (340) storing instructions executable by the processor (330) for causing the transmitter (320) in a first mode of operation with a first subcarrier spacing f1: to transmit a sequence of prefixed OFDM symbols, and in a second mode of operation with a second subcarrier spacing f2: to transmit a sequence of prefixed OFDM symbols, wherein the sequence of transmitted OFDM symbols is aligned with a predefined repeating radio frame, which is common to both the first and second modes of operation, or with an integer multiple of the predefined repeating radio frame; and the first and second subcarrier spacings are related by an integer factor, f1/f2=p or f1/f2=1/p, with p≠1 integer.
A signal processing method, network equipment and a system are provided, wherein the method includes that: a first reference signal is generated by Inverse Fast Fourier Transform (IFFT) processing based on a frequency-domain density of the first reference signal and an energy value of the first reference signal on a time-frequency resource; a time-frequency resource location of a target channel is determined, wherein the target channel is configured to carry information of a Licensed Assisted Access (LAA) system; a Clear Channel Assessment (CCA) signal is generated based on the time-frequency resource location of the target channel and the first reference signal, the CCA signal is mapped to the target channel, and the CCA signal is sent to receiver network equipment through the target channel to enable the receiver network equipment to determine whether the target channel is configured for the LAA system according to the CCA signal.
A data modulation apparatus may comprise a S2D conversion part including a first amplifier operating based on a carrier wave signal and two transformers receiving an output signal of the first amplifier; a first switch part transferring status of input data to the first amplifier based on the input data; a differential amplification part receiving output signals of the S2D conversion part and amplifying the output signals of the S2D conversion part; a D2S conversion part receiving output signals of the differential amplification part and performing modulation on the output signals by converting the output signals to a single signal; and a second switch part transferring the output signals of the differential amplification part to the D2S conversion part based on the input data. Here, the first switch part and the second switch part may be alternately turned on and off.
Systems and apparatuses are provided for an arbiter circuit for timing based ZQ calibration. An example system includes a resistor and a plurality of chips. Each of the plurality of chips further includes a terminal coupled to the resistor and a calibration circuit. The calibration circuit determines whether the resistor is available based, at least in part, on timing information that is unique to a corresponding chip of the plurality of chip. The timing information of each chip of the plurality of chips has a fixed duration of time common to the plurality of chips.
An embodiment of a Network Virtualization Edge (NVE) device for transmitting packets receives a packet including a source address and a destination address. The NVE device obtains an active-active access configuration information list including a first entry and a second entry, where the first entry includes an identifier of a first active-active group, a Virtual Network Instance (VNI), and an identifier of the NVE device, and the second entry includes an identifier of a second active-active group, a VNI, and identifiers of at least two NVE devices that belong to the second active-active group. The NVE device obtains the VNI according to the identifier of the NVE device, searches for one active-active group corresponding to the VNI, selects a second NVE device from the at least two NVE devices; and encapsulates the packet using an identifier of the second NVE device and the VNI, and sends the packet.
Techniques for performing distributed provisioning of packet classification rules in an extended bridge are provided. According to one embodiment, a controlling bridge (CB) of the extended bridge can receive a command to create or delete a packet classification rule for one or more virtual ports of the extended bridge. The CB can further determine a port extender (PE) of the extended bridge that hosts one or more physical ports corresponding to the one or more virtual ports. The CB can then transmit a message to the PE with instructions for creating or deleting the packet classification rule in a ternary content addressable memory (TCAM) of the PE.
Classifiers may be used to analyze a valid certificate received from an unverified entity in an attempt to establish a secure connection with the unverified entity. The classifiers may determine a probability that the certificate is being used improperly by an unauthorized third party. An action may be taken based on the probability, such as allowing the unverified entity to establish a secure connection, blocking the unverified entity from establishing a secure connection, etc. The classifiers may be trained by employing machine learning techniques on a collection of valid, authorized certificates. Additionally, or alternatively, received certificates may be sampled for further analysis based on the probability and/or predefined sampling percentages.
A method and apparatus for a certificate authority system providing authentication to a plurality of devices associated with an organization are described. The method may include receiving, at the certificate authority system, a request from a device to sign authentication information of the device, wherein the device is associated with the organization. The method may also include sending a challenge to the device to perform an action with a system other than the certificate authority system, and receiving the response to the challenge from the device. Furthermore, the method may include verifying that the response was generated correctly based on the challenge, and signing the authentication information of the device with one or more keys of the certificate authority system as an authentication of an identity of the device.
An approach for obtaining and applying an identification token is provided. One approach includes obtaining one or more tokens for screening incoming communication items to a first user, encrypting the one or more tokens to create respective one or more encrypted tokens, and providing the one or more encrypted tokens to one or more second users for subsequent use in communication to the first user to enable the first user to screen incoming communication items. Another approach includes receiving an indication of one or more incoming communication items addressed to a first user and an encrypted token associated with one or more identifiers characterizing the one or more communication items, decrypting the encrypted token to derive a decrypted token to enable verification of the token, and applying a predetermined rule based on the outcome of the verification to screen incoming communication items.
According to an embodiment, an information processing device includes a conversion unit, an encryption unit, and a transmission unit. The conversion unit converts a first encryption key to be used for generation of a master key to be shared with a server device by using a second conversion rule to generate a third encryption key to be a new master key. The second conversion rule is different from a first conversion rule used for generation of a second encryption key that is the master key currently used for encrypted communication with the server device. The encryption unit generates a ciphertext so that the server device derives the third encryption key on a basis of the second encryption key and the third encryption key. The transmission unit transmits the ciphertext to the server device.
Disclosed are a method for acquiring synchronization in a cable network, and a physical (PHY) transmitter and PHY receiver. The method for acquiring synchronization in a cable network according to an embodiment includes receiving, by a PHY receiver, a signal from a PHY transmitter, and acquiring, by the PHY receiver, channel synchronization when a symbol in which a channel preamble exists is detected from the received signal and a position of a frequency in which a channel subcarrier exists is detected from the detected symbol by performing a cross correlation operation on the received signal and the channel preamble.
A method of wireless communication is provided which includes establishing a time-frequency muting pattern including at least one data resource element (RE) and transmitting information indicating the time-frequency muting pattern to a user equipment. In some designs, the muting pattern is established by grouping a plurality of resource elements into muting groups such that the time-frequency muting pattern includes the muting groups.
One embodiment of the present invention provides a transmitter and a pilot sequence transmission method comprising: generating an asymmetric sequence set comprising a plurality of pilot sequences which have been circular shifted by irregular intervals on a time axis; mapping, to the respective pilot sequences included in the asymmetric sequence set, additional information that is shown by using shared bits and non-shared bits; and selecting any one pilot sequence selected from the asymmetric sequence set and transmitting same to a receiver.
The present invention relates to a wireless communication system, and more particularly, to a method and device for performing or supporting NIB coordinated multi-point (CoMP) transmission in a wireless communication system. The method for performing NIB CoMP transmission in the wireless communication system according to an embodiment of the present invention may include: transmitting a first-type signal including one or more sets of first CoMP hypotheses from a first network node to a second network node; and receiving at the first network node a second-type signal including one or more sets of second CoMP hypotheses from the second network node. The first-type signal and the second-type signal are defined as having the same information format, and the first-type signal or the second-type signal may be identified based on a specific bit of the information format.
The present disclosure discloses a method, an AP, a server, and an STA used for coordinated transmission. The method includes: an AP receives an uplink preamble training sequence transmitted by an STA; the AP determines uplink quality information according to the uplink preamble training sequence; and the AP transmits the uplink quality information to a server, to enable the server to determine a downlink coordinated transmission set according to the uplink quality information. The method, the AP, the server, and the STA used for coordinated transmission according to embodiments of the present disclosure can realize coordinated transmission among multiple APs, and thus data throughput can be improved.
A method of broadcasting data is disclosed. A plurality of broadcast data streams are received and divided into a plurality of frames. Each frame includes data from only one of the broadcast data streams. The frames can then be broadcast wirelessly.
A one chip-integrated digital coherent polarization multiplexing optical transmission and reception circuit with optimal optical power distribution between sending and receiving is provided by using an optical power splitter having a branching ratio of a lower asymmetry property so that the unbalanced loss depending on the polarization path can be compensated. A polarization multiplexing optical transmission and reception circuit includes a polarization multiplexing optical transmission circuit, including: the first optical power splitter for branching the optical power of continuous light outputted from a light source; one polarization optical modulation circuit at the side of a path having a higher loss connected to one output of the first optical power splitter; the second optical power splitter connected to the other output of the first optical power splitter; and the other polarization optical modulation circuit connected to one output of the second optical power splitter.
The disclosure relates to a method of transmitting data in various types of electronic devices that are connected to the Internet of Things (IoT). An electronic device, according to an example of the disclosure, may include an additional storage device in addition to a buffer that stores data packets for created or collected information in order to minimize or reduce the loss of the information. Further, according to an example of the disclosure, the electronic device can re-transmit data by determining a re-transmission delay value or an aggregation level using a maximum transmission delay value required by an application associated with the corresponding data packet and a current transmission delay value counted based on the creation time of the data packet.
The present invention is directed to data communication. According to a specific embodiment, the present invention provides technique for loss of signal detection. A loss-of-signal detection (LOSD) device determines an analog signal indicating signal strength by subtracting a threshold offset voltage from an incoming signal. The analog signal is then processed by a switch network of an output stage circuit, which provides a digital output of loss of signal indication at a low frequency (relative to the incoming signal frequency). There are other embodiments as well.
An over the aft measurement module comprises an antenna, adapted to receive a first measuring signal from a device under test or adapted to transmit a second measuring signal to the device under test. Furthermore, the over the air measurement module comprises a mixer, directly connected to said antenna, adapted to reduce or increase a frequency of the received first measuring signal, resulting in a frequency reduced or increased first measuring signal, or adapted to increase or reduce a frequency of a frequency reduced or increased second measuring signal, resulting in the second measuring signal. In addition to this, the over the air measurement module comprises a first connector, connected to said mixer, adapted to input a local oscillator signal into the mixer for frequency conversion.
A method for determining a network configuration for the delivery of entangled photons individually to a plurality of users, the network comprising a plurality of inputs, switches, and outputs operatively connected by optical fibers; the plurality of switches being switchable between two states; the method comprising: determining the minimum number of switches necessary to deliver entangled photon pairs from a predetermined number of sources to a predetermined number of users, minimizing the loss experienced by an entangled photon passing through the switches by minimizing the number of switches that any one photon passes through by selecting only nondominated switch configurations; determining the minimum number of equivalent network switch configurations and eliminating all but one of the equivalent network switch configurations; and selecting an optimum network configuration by which the plurality of inputs and the plurality of outputs are operatively interconnected using a minimum number of switches in any one route.
Examples disclosed herein relate to optical driver circuits. In some of the disclosed examples, an optical driver circuit includes a pre-driver circuit and a main driver circuit. The pre-driver circuit may include a pattern generator and at least one serializer to generate a main modulation signal and an inverted delayed modulation signal. The main driver circuit may include a level controller to control amplitudes of pre-emphasis on rising and falling edges of a modulation signal output and an equalization controller to transition the modulation signal output from the pre-emphasis amplitudes to main modulation amplitudes using the inverted delayed modulation signal.
The present disclosure relates to an optical module having digital diagnostic monitoring functions and a circuit and method to control the optical module. In an embodiment, a control circuit for an optical module including an optical receiving unit and an optical transmitting unit may comprise a first memory for storing a plurality of configuration parameters at predefined locations within the first memory, a second memory for storing a plurality of variables at dynamically allocated locations of the second memory, the plurality of variables including variables corresponding to a current operation status of the optical module, and an analog-to-digital converter configured to receive an analog signal corresponding to the current operation status and convert the analog signal to a digital value to be stored as the variable corresponding to the current operation status in the dynamically allocated location of the second memory.
A selection and distribution circuit (13) is provided between N optical transceivers (11) and one PON control circuit (12). The selection and distribution circuit (13) selects the optical transceiver (11) corresponding to an upstream frame that time-divisionally arrives, thereby transferring the upstream frame opto-electrically converted by the transceiver (11) to the PON control circuit (12) and distributing a downstream frame from the PON control circuit (12) to each optical transceiver (11). A power supply control circuit (23) stops power supply to at least one of one of optical transceivers (11) that are not used to transfer the frame of the optical transceivers (11) and a circuit that is not used to transfer the frame in the selection and distribution circuit (13). This can reduce the system cost per ONU in the optical transmission system.
In an optical network system: control light is generated by optical modulation based on a modulated data signal which is generated by modulation of a carrier signal with a data signal; and the control light is optically combined with an optical carrier which is to propagate through a nonlinear optical medium, so as to cause cross phase modulation of the optical carrier with the control light in the nonlinear optical medium.
A receiver, transmitter, and photon counting detector for use in an optical communication link are disclosed. Also disclosed are methods of communicating using the transmitter, the receiver, and the photon detector.
Using pump-probe measurements on multi-span optical links may result in the determination of one or more of the following: 1) wavelength-dependent power profile and gain evolution along the optical link; 2) wavelength-dependent dispersion map; and 3) location of regions of high polarization-dependent loss (PDL) and polarization-mode dispersion (PMD). Such measurements may be a useful diagnostic for maintenance and upgrade activities on deployed cables as well as for commissioning new cables.
Apparatus for management of communications resources of a moving platform comprising an on-board communications system configured to effect wireless data communication between said moving platform and another node, said communications resources comprising a plurality of wireless communications links and a plurality of antennas associated therewith, the apparatus comprising an antenna analysis and selection module residing with said communications system and configured to: —receive, during a mission from one or more systems/subsystems and/or functions of said moving platform, attribute data representative of said emissions control criteria, said attribute data comprising (i) location data representative of a specified emissions control region, and/or (ii) position and/or attitude and/or velocity data representative of an adversary node defining an emissions control region; —determine, using said attribute data and based on said emissions control criteria, suitability of one or more on-board antennas and/or portions of aperture antenna for supporting said communications requirement; —for each of a plurality of antennas/portions of aperture antenna determined to be suitable for supporting said communications requirement based on said emissions control criteria, determine a quality metric, said quality metric being indicative of a respective performance criterion; and—select one or more of said suitable antennas/portion of aperture antenna having a highest performance criterion, for facilitating said communications requirement.
Embodiments of the present disclosure provide an iterative procedure relying on ping-pong transmissions between two antenna arrays to determine desired beamforming weights at each device. Other embodiments may be described and claimed.
MU-MIMO provides a mechanism for a wireless network device to transmit to multiple client devices at the same time. When employing MU-MIMO, a network device may group two or more associated client devices, and transmit beamformed signals to each group. In some implementations, a network device may initiate channel sounding. Channel sounding may include transmitting sounding frames to client devices associated with two or more basic service sets. Channel sounding may facilitate beamforming transmissions to client devices associated with the two or more basic service sets. The network device may receive feedback frames from client devices associated with the two or more basic service sets. A feedback frame may indicate how a sounding frame was received. In some implementations, the network device may further construct a feedback table from the feedback frames. The feedback table may facilitate grouping of the client devices for beamforming transmissions.
Disclosed are a method for transmitting/receiving channel state information (CSI) in a wireless communication system and a device therefor. Specifically, a method for transmitting channel state information by a terminal in a wireless communication system may comprise the steps of: determining CSI for a serving cell in an unlicensed band; and transmitting the CSI at a periodic CSI report time point within a reserved resource period (RRP) which is a time period reserved for transmitting/receiving data in the serving cell.
A communication unit comprises a plurality of antenna element feeds (203, 205) for coupling to a plurality of antenna elements of an antenna array, where each antenna element feed comprises at least one coupler; and a plurality of transmitters operably coupled to the plurality of antenna element feeds. At least one transmitter of the plurality of transmitters comprises: an input for receiving a first signal and at least one second signal; beamformer logic arranged to apply independent beamform weights (RefBF1, RefBF2) on the first signal and the at least one second signal of the transmitter respectively, wherein each of the independent beamform weights is allocated on a per sector basis; and a signal combiner arranged to combine the first signal and the second signal to produce a combined signal, such as that the combined signal supports a plurality of sectored beams.
An electronic device may be provided with a conductive wall. A gap in the wall may divide the wall into first and second segments. A ground may be separated from the wall by first, second, and third slots that form radiating elements for first, second, and third non-near-field communications antennas. First and second conductive structures may be coupled between the wall and the ground. A near-field communications antenna may include a first feed terminal coupled to the first segment and a second feed terminal coupled to the second segment. The antenna may convey signals over a conductive loop path that includes portions of the first and second segments, the antenna ground, and the first and second conductive structures. A differential or single-ended signal transmission line may be coupled to the terminals. Phase shifters may configure the signals to be out of phase at the feed terminals.
A transfer function calculation unit (522) calculates a diagonal matrix G(f) on the basis of a band limit condition g(t) used in a transmission device (20). A transfer function calculation unit (524) calculates a diagonal matrix C(f) on the basis of a wavelength dispersion amount c(t) incurred in an optical transmission path. A transfer function combination unit (526) combines the diagonal matrix G(f) with the diagonal matrix C(f) so as to calculate a diagonal matrix H(f)=G(f)×C(f). An equalization coefficient calculation unit (528) calculates an equalization coefficient matrix W(f)=H(f)H(H(f)HH(f)+(1/Es)×Φη)−1 used in a multiplication unit (506) by using the diagonal matrix H(f). Here, H(f)H is a Hermitian transposed matrix of a matrix H(f), Es is power of an optical signal, and Φη is a diagonal matrix with N rows and N columns.
A small form-factor pluggable (SFP) transceiver is provided for being inserted into an electrical connection slot of an electronic apparatus. The SFP transceiver includes a housing, two electrical signal connectors disposed a front end of the housing, and an unlocking assembly having an unlocking member and an interlock member. The housing includes an engaging portion disposed on a bottom surface thereof and configured to be engaged with the electrical connection slot, thereby firmly fastening the SFP transceiver into the electrical connection slot. The unlocking member has a manipulating portion exposed at the front end and arranged adjacent to a top surface of the housing. The interlock member is movably disposed on the housing. When the manipulating portion is rotated in a direction away from the front end and the top surface, the unlocking member moves the interlock member to separate the engaging portion from the electrical connection slot.
An electronic device includes a housing, a locking assembly and a battery demountably disposed on the housing and including a first engaging portion. The locking assembly includes a limiting element, a pressing element and a linking element movably disposed on the housing and includes a second engaging portion. The first and second engaging portions engage, allowing the battery to be fixedly disposed on the housing. The limiting element is disposed on the housing and includes first and second limiting portions. The pressing element is connected to the linking element and disposed at the first limiting portion to fix relative positions of the first and second engaging portions. When the pressing element separates from the first limiting portion and moves to the second limiting portion, the linking element drives the second engaging portion to separate from the first engaging portion, causing the battery to separate from the housing.
In various embodiments, a method for determining an error vector in a data word is provided. The method includes determining the syndrome of the error vector, successively generating code words by cyclically interchanging one or more predefined code words, forming, for each code word generated, the sum of the syndrome supplemented with zeros to the data word length and the code word, and checking, for the code word, whether the sum of the syndrome supplemented with zeros to the data word length and the code word has a minimum weight among all code words, and determining the error vector as the sum of the syndrome and the code word for which the sum of the syndrome supplemented with zeros to the data word length and the code word has a minimum weight among all code words.
A method, apparatus, and non-transitory computer-readable recording medium for generating an algebraic Spatially-Coupled Low-Density Parity-Check (SC LDPC) code are provided. The method includes selecting an LDPC block code over a finite field GF(q) with a girth of at least 6; constructing a parity-check matrix H from the selected LDPC block code; replicating H a user-definable number of times to form a two-dimensional array Hrep; constructing a masking matrix W with a user-definable spatially-coupled pattern; and masking a sub-matrix of Hrep using W to obtain a spatially-coupled parity-check matrix HSC, wherein a null space of HSC is the algebraic SC LDPC code.
A network interface devices receives a plurality of bits, and encodes the plurality of bits into a plurality of bit blocks that includes a first set of bit blocks and a second set of bit blocks. The network interface device transcodes the first set of bit blocks to generate a third set of bit blocks, and aggregates the second set of bit blocks and the third set of bit blocks into an aggregated set of bit blocks. A first error correction encoder encodes a first portion of the bits in the aggregated set of bit blocks to generate a first set of encoded bits. A second error correction encoder encodes a second portion of the bits in the aggregated set of bit blocks to generate a second set of encoded bits. The network interface modulates the first set of encoded bits and the second set of encoded bits.
A digital phase locked loop circuit includes a phase frequency detector, a bandwidth calibrator, a digital loop filter, and a digital controlled oscillator. The phase frequency detector generates a first detection value and a second detection value of which each is associated with order between a phase of a reference signal and a phase of a fed-back signal. The bandwidth calibrator amplifies a signal level of the second detection value by a gain value to generate an amplified detection value, and adjusts the gain value based on the first detection value. The digital loop filter generates a digital code based on the amplified detection value. The digital controlled oscillator generates an output signal having a frequency which corresponds to the digital code. The fed-back signal is generated based on the output signal and is fed back to the phase frequency detector.
This application relates to methods and apparatus for phase locked loops. A phase-and-frequency detector (101) receives a reference clock signal (CKref) and a feedback signal (SFB) and outputs a first adjustment signal (U) that is modulated between respective first and second signal levels to provide control pulses indicating that an increase in frequency required for phase and frequency lock, and a second adjustment signal (D) that is modulated between respective first and second signal levels to provide control pulses indicating that a decrease in frequency required for phase and frequency lock. First and second time-to-digital converters (201-1 and 201-2) receive the first and second adjustment signals respectively and output respective first and second digital signals indicative of the duration of said control pulses. Each time-to-digital converter comprises a controlled-oscillator (401, 801) configured so as to operate at a first frequency when the respective adjustment signal is at the first signal level and operate at a second frequency when the respective adjustment signal is at the second signal level and a counter (403) configured to produce a count value of the number oscillations of the controlled-oscillator in each of a succession of count periods defined by a count clock signal. The first and second digital signals are based on the count values output from the respective counters. The difference between the first and second digital signals may be determined and input to digital loop filter (203) before driving numerically-controlled-oscillator (204) to produce the output signal.
Methods and apparatuses are provided for establishing operational states of a device having a plurality of functional operating units. An input is configured to receive an identifier of a desired operational state of the device. A number of control outputs are configured to couple to one or more of the plurality of functional operating units having two or more operational states. A number of reference inputs are each configured to receive a reference signal, and at least one reference signal is mapped, based on the identifier, to at least one control output. Each control output provides a control signal that places each functional operating unit in a selected state to achieve the desired operational state of the device.
An apparatus or installation comprises a surface (2) and at least one piezoelectric sensor device (18, 27, 90) that is a piezoelectric touch switch comprising at least one piezoelectric sensor (13), located below the surface (2) so that the surface (2) functions as an overlay to the piezoelectric touch switch, the piezoelectric sensor device (18, 27, 90) configured so that the piezoelectric sensor (13) bends in response to a force or pressure exerted on the surface (2) causing the surface (2) to bend. The apparatus (1) or installation comprises continuously adjustable compression adjusting means (6) that operate on the backer piece (5) to compress the piezoelectric sensor device (18, 27, 90) and the at least one squeezer (7) between the overlay (2) and the backer piece (5), for compensating the surface or mounting tolerances.
In one aspect, a modular sensing apparatus will be described. The modular sensing apparatus includes a flexible substrate and multiple sensors. The flexible substrate is reconfigurable into different shapes that conform to differently shaped structures. The multiple sensors are positioned on the substrate. Various embodiments relate to software, devices and/or systems that involve or communicate with the modular sensing apparatus.
A POR circuit for a secondary supply domain of an IC. A bias and reference circuit provides startup current and a reference voltage for a comparator. The comparator compares the reference voltage with a primary supply voltage and develops a bias current. The bias and reference circuit and the comparator includes a VGS loop which mirrors the bias current to develop the reference voltage. When the comparator switches, the bias current is at the low quiescent current level. A level shift and isolation circuit initially isolates a primary POR signal from the secondary domain. When the comparator switches, the primary POR signal is detected and level shifted to control the reset state. The delay circuit senses ramping of the secondary supply voltage and provides a delayed secondary POR signal a predetermined time period after the secondary supply voltage achieves a predetermined voltage threshold to additionally control the reset state.
An electronic device includes a first switching element connected between a power source and one end of a power inductor, a second switching element connected between the one end of the power inductor and ground, a detection unit that detects a current flowing to the second switching element when a period in which the first switching element is in an off-state and the second switching element is in an on-state, and a control unit. The control unit uses the detected current to gradually decrease an on-resistance of the first switching element, when the first switching element is changed from the off-state to an on-state, and uses the detected current to gradually increases an on-resistance of the second switching element, when the second switching element is changed from the on-state to an off-state.
Provided are an oscillation circuit, a booster circuit, and a semiconductor device capable of reducing power consumption when a power supply voltage is high. In a ring oscillator circuit which is the oscillation circuit, a PMOS transistor in each of inverter circuits has a substrate connected to a first power supply voltage, and a source connected to a drain of a PMOS transistor, which is a first constant current element configured to control a supply current to the inverter circuit, and the PMOS transistor, which is the first constant current element, has a source connected to a second power supply voltage VREG, which serves as a constant voltage when the first power supply voltage is at a predetermined voltage or higher.
An impedance matching network includes a first terminal, a second terminal, and a reference potential terminal. The impedance matching network further includes a first shunt branch between the first terminal and the reference potential terminal, the first shunt branch including a capacitive element. The impedance matching network also includes a second shunt branch between the second terminal and the reference potential terminal, the second shunt branch including an inductive element. Furthermore, the impedance matching network includes a transmission line transformer with a first inductor path and a second inductor path, wherein the first inductor path connects the first terminal and the second terminal. An alternative impedance matching network includes a transformer and an adaptive matching network. The transformer is configured to transform an impedance connected to a first port so that a corresponding transformed impedance lies within a confined impedance region in a complex impedance plane.
An integrated circuit amplifier configurable to be either a programmable gain amplifier or an operational amplifier comprises two output blocks, one output block is optimized for programmable gain amplifier operation, and the other output block is optimized for operational amplifier applications. A common single input stage, input offset calibration and bias generation circuits are used with either amplifier configuration. Thus duplication of the input stage, offset calibration and bias generation circuits are eliminated while still selectably providing for either a programmable gain amplifier or operational amplifier configuration.
An output network connected to an output of a nonlinear unmatched power amplifier that provides an amplified voltage signal at a fundamental frequency. The output network includes multiple acoustic resonators configured to match multiple harmonic frequencies of the amplified voltage signal to one of substantially zero impedance, appearing as a short, or substantially infinite impedance, appearing as an open, resulting in zero voltage or zero current, respectively, to avoid power distribution at the higher harmonic frequencies. Each higher harmonic frequency is higher than a first harmonic frequency of the multiple harmonic frequencies, which is a fundamental frequency.
A dual-mode envelope tracking (ET) power management circuit is provided. An ET amplifier(s) in the dual-mode ET power management circuit is capable of supporting normal-power user equipment (NPUE) mode and high-power user equipment (HPUE) mode. In the NPUE mode, the ET amplifier(s) amplifies a radio frequency (RF) signal(s) to an NPUE voltage based on a supply voltage for transmission in an NPUE output power. In the HPUE mode, the ET amplifier(s) amplifies the RF signal(s) to an HPUE voltage higher than the NPUE voltage based on a boosted supply voltage higher than the supply voltage for transmission in an HPUE output power higher than the NPUE output power. The ET amplifier(s) maintains a constant load line between the NPUE mode and the HPUE mode. By maintaining the constant load line, it is possible to maintain efficiency of the ET amplifier(s) in both the NPUE mode and the HPUE mode.
Methods, systems, and devices for wireless communication are described for enhanced broadband operation of an active mixer. In an example, an apparatus may include an active mixer that converts between radio frequency (RF) signals and intermediate frequency (IF) signals based at least in part on an alternating current (AC) local oscillator (LO) signal, wherein a direct current (DC) current generated within the active mixer is dependent in part on a bias voltage and the AC LO signal. The apparatus may include a mixer biasing circuit that generates the bias voltage for the active mixer, a magnitude of the bias voltage having an inverse relationship to an amplitude of the AC LO signal.
A photovoltaic combiner box monitoring system includes a current sampling circuit, a microprocessor and a communication circuit; the current sampling circuit is connected with the microprocessor to sample at least one channel of current signals and input the sampled currents to the microprocessor; and the microprocessor is connected with the communication circuit to send the current signals sampled by the current sampling circuit by the communication circuit. Thus, the photovoltaic combiner box monitoring system can sample current signals from the photovoltaic combiner box by means of the current sampling circuit and send the sampled current signals through the communication circuit.
A photovoltaic junction box is disclosed. The photovoltaic junction box has a housing, a plurality of contacts disposed in the housing, and a diode mounted on two adjacent contacts. Each diode has a pair of first pins separated from each other. Each first pin has a soldering end portion soldered on a first contact of the two adjacent contacts. A connection piece connects the soldering end portions of the pair of first pins and is soldered on the first contact.
A roof reflector system that is used to reflect solar radiation away from a rooftop. The system uses lines of flags that are strung across the rooftop in parallel rows. Each line of flags contains a plurality of flags that are aligned side-by-side. The flags are reflective to solar radiation. A common ribbon joins the flags into a line of flags. The base of each flag is coupled to the ribbon so that the flags hang away from the bottom edge of the ribbon. Brackets are provided that that can be selectively mounted to the roof. Each of the brackets has a connector that receives and retains the ribbon, therein supporting the ribbon at a first elevation above the roof. The length of each of the flags is greater than that first elevation. As a result, the flags touch the roof and fold along the roof, therein shielding the roof from the heat of the sun.
A motor drive system for controlling operation of an electric machine is described. An inverter includes paired power transistors that are electrically connected to the electric machine, wherein the inverter is electrically connected to a DC power source via a high-voltage electrical power bus. A motor controller includes a first controller and an acoustic signal generator, wherein the first controller is disposed to control the paired power transistors of the inverter. The first controller determines an initial output voltage based upon a torque command and the acoustic signal generator is disposed to generate a sound injection voltage. The motor controller combines the initial output voltage and the sound injection voltage. The motor controller generates PWM commands to control the paired power transistors of the inverter, wherein the PWM commands are determined based upon the initial output voltage and the sound injection voltage.
A controlled motion system having a plurality of movers controlled as they travel along both smart and simple sections of a track. The controlled motion system comprises a control system for controlling the speed of a mover as it travels along a simple section, and permits the pitch or distance between movers to increase or decrease as they travel along a simple section. In a preferred embodiment the controlled motion system includes at least one coupling feature having a driving feature on a simple section for engaging and operably driving a driven feature on each mover such that positive control of each mover is maintained throughout its transition from a smart section to a simple section.
A step up/down inverter circuit (10) is provided with: a plus line (13p) and a minus line (13m) connected to the plus terminal and minus terminal of a DC power supply, respectively; a voltage dividing circuit (14), a first leg (15), and a second leg (16) which are disposed between the plus line (13p) and the minus line (13m); a first reactor L1, having one end connected to a first intra-leg wiring connecting the switching elements SW1, 2 of the first leg (15); a second reactor L2, having one end connected to second intra-leg wiring connecting the switching elements SW3, 4 of the second leg (16) and having the other end connected to the other end of the first reactor (L1); a bidirectional switching element SW5 disposed between the first intra-leg wiring and a w-terminal (12w); another bidirectional switching element SW6 disposed between the second intra-leg wiring and a u-terminal (12u); and a smoothing circuit (17) for smoothing the voltages output from the bidirectional switching elements SW5, 6.
The disclosure relates to a rectifier having a mirror image left/right side topology. Each side has a down-converter connected to half of a full bridge rectifier, and is switched 180 degrees out of phase with the other side. The sides of the full bridge rectifier have switches to rectify an alternating current signal into rectified signals, and a first capacitor to store a first charge of a rectified signal. Each of the down-converting circuits is connected to a first capacitor, has a second capacitor to store a second charge of the rectified signal, and switches to down-convert a voltage value of the first plus second charges to a direct current signal with a smaller voltage value. A controller circuit switches the switches on and off at times that are asynchronous with times of sign changes of the AC signal to reduce harmonics at the input of the rectifier.
A DC/DC conversion apparatus includes a DC voltage source that outputs a DC power supply voltage, an oscillation circuit electrically connected to the DC voltage source, switch elements, a switch controller that connects or disconnects electrical connection between the DC voltage source and the oscillation circuit by switching turn-on and turn-off of the switch elements, and switches a direction of a voltage applied to the oscillation circuit between a first direction and a second direction, and a transformation circuit that outputs a current generated in the oscillation circuit and converts the current into a DC current. The switch controller disconnects the electrical connection between the oscillation circuit and the DC voltage source before the direction of the voltage applied to the oscillation circuit is switched from the first direction to the second direction, and connects the electrical connection between the oscillation circuit and the DC voltage source and switches the direction of the voltage applied to the oscillation circuit to the second direction after a current flowing through the oscillation circuit has been outputted to the transformation circuit.
The invention concerns an isolated DC/DC converter comprising an isolated circuit having: a first arm having a first switch, in series with a second switch; a magnetic component having two primary circuits and a secondary circuit that are separated by at least one electrical isolation barrier, said magnetic component being configured so as, during the conversion of an input voltage of the isolated DC/DC converter into an output voltage, to operate as a transformer from the primary circuits to the secondary circuit and as an impedance that stores energy in the primary circuits, and in which: the first arm comprises a first capacitance in series with the two switches and situated between the two switches, one of said primary circuits, called the second primary circuit, is connected between a first end terminal of the first arm and the connection point, called the second connection point, between the second switch of the first arm and the first capacitance, the first end terminal of the first arm corresponding to the terminal of the first switch that is not connected to the first capacitance; and the other primary circuit, called the first primary circuit, is connected between a second end terminal of the first arm and the connection point, called the first connection point, between the first switch and the first capacitance, the second end terminal of the first arm corresponding to the terminal of the second switch that is not connected to the first capacitance.
A DC-to-DC power converter includes a transformer having a primary side and a secondary side, and a primary circuit electrically coupled to the primary side of the transformer. The primary circuit includes a primary microcontroller configured to generate a first energizing signal that energizes a portion of the primary circuit. The DC-to-DC power converter also includes a secondary circuit electrically coupled to the secondary side of the transformer. The secondary circuit includes a secondary microcontroller communicatively coupled to the primary microcontroller, wherein the secondary microcontroller is configured to provide an instruction to the primary microcontroller that causes the primary microcontroller to relinquish control of the primary circuit to the secondary microcontroller, and wherein the secondary microcontroller is further configured to provide a second energizing signal to the portion of the primary circuit.
System and method for regulating a power conversion system. An example system controller includes: a first controller terminal and a second controller terminal. The system controller is configured to: receive an input signal at the first controller terminal and generate a first drive signal at the second controller terminal based on at least information associated with the input signal to turn on or off a transistor to affect a current associated with a secondary winding of the power conversion system. The system controller is further configured to: in response to the input signal changing from a first value larger than a first threshold to a second value smaller than the first threshold, change the first drive signal from a first logic level to a second logic level to turn on the transistor.
Disclosed are AC-DC voltage converter circuits and methods for low standby power consumption. In one embodiment, a method can include: (i) detecting operating states of an input power supply, where the input power supply is received by a safety capacitor and provided to a switching power supply circuit after being rectified and filtered; (ii) removing a phantom load when the input power supply operates in a normal operating state; (iii) loading the phantom load when the input power supply operates in an under voltage lock out state; and (iv) when the input power supply operates in the under voltage lock out state, using energy stored in the safety capacitor to supply power to a load of the switching power supply circuit and the phantom load, and disabling a power stage circuit until a voltage of the safety capacitor is reduced to less than a safety threshold value.
A buck voltage converter is provided which is configured so that a dominant pole of an open loop transfer function of the buck voltage converter is a pole introduced by a network comprising an inductor and a capacitor coupled to an output of the buck voltage converter.
The present invention provides a DC topology circuit, which provides a subtractor in the control chip and a control module which is electrically connected with the output terminal of the subtractor. The two input terminals of the subtractor are respectively inputted with the input voltage and the load-rated voltage, and the input voltage and the load-rated voltage are subtracted by the subtractor. The control module controls the conduction or not of the plurality of field effect transistors according to the operation result, so that the DC topology circuit enters the different working mode, when the load uses the same connection port and communication protocol, the DC topology circuit can supply different loads with different rated voltages, and increase the application range of the DC topology circuit.
A transformation system capable of efficiently transforming electrical power from one dc voltage to a second dc voltage or of regulating power flow within a network of constant nominal voltage; in each case without intermediate magnetic transformation. The transformation system is based on periodic and resonant delivery of charge from the first of two dc nodes to a system of capacitors, electrical reconfiguration of those capacitors, then delivery of power to a second dc node.
A control device is applied for a power supply system that includes two boost converters. The two boost converters boosts inputted direct-current voltages to predetermined output voltages and output ends of the two boost converters are connected in parallel with each other. The control device includes a switching portion and a control portion. The switching portion controls switching of a switching element included in each of the two boost converters. The control portion shifts switching timings of the switching elements of the two boost converters from each other.
There is provided a reference voltage generator for providing an adaptive voltage. The reference voltage generator includes a steady current source and a PMOS transistor and an NMOS transistor cascaded to each other. A reference voltage provided by the reference voltage generator is determined by gate-source voltages of the PMOS transistor and the NMOS transistor. As said gate-source voltages vary with the temperature and manufacturing process, the reference voltage forms a self-adaptive voltage.
In one embodiment, an apparatus includes a first member that supports a magnetic flux carrying member and a second member that supports a magnetic flux generating member disposed for movement relative to the first member. An air gap control system is coupled to at least one of the first member or the second member and includes an air gap control device that is separate from a primary magnetic flux circuit formed between the first member and the second member. The air gap control device is configured to exert a force on one of the first and second members in response to movement of the other of the first and second members in a direction that reduces a distance between the first and second members to maintain a minimum distance between the first and second members and/or substantially center the one of the first and second members within the other.
A method of making a component of a radial or axial flux electrical machine is provided. An additive manufacturing process is used to manufacture a plurality of laminas, including applying beams of energy to a successive plurality of ferromagnetic material particles and fusing them together to form a ferromagnetic helix or spiral, disposing an insulating material on said ferromagnetic helix or spiral, compressing the ferromagnetic helix or spiral to form a compressed ferromagnetic helix or spiral, and fixing the compressed ferromagnetic helix or spiral. A method of making a component of a transverse flux electrical machine is provided, including using an additive manufacturing process.
In a method for manufacturing a stacked iron core, a stacked iron core body is manufactured by stacking so as to be phase-offset with respect to each other in the circumferential direction plural ring-shaped iron core pieces respectively configured by plural circular arc-shaped iron core pieces arranged into ring shapes. Next, each layer of the circular arc-shaped iron core pieces, which are phase-offset with respect to each other in the circumferential direction, is welded together along a stacking direction at plural locations (plural weld portions) arranged around the circumferential direction of an inner circumferential portion or an outer circumferential portion of the stacked iron core body. A pair of key protrusions is formed on inner circumferential portions of the stacked iron core at positions opposing each other, and so key components are rendered unnecessary when assembling a rotor of a vehicle drive motor.
A stepping motor includes a one-piece stator integrally molded by using a Fe—Ni alloy plate through machining, a rotor accommodating through-hole, and in which a magnetic path is disposed around the rotor accommodating through-hole. A rotor is rotatably arranged inside the rotor accommodating through-hole. A magnetic core is connected to the stator, and a coil is wound on the magnetic core. A Cr-diffusion region having a molten-solidified portion of Cr is diffused in the Fe—Ni alloy stator in a portion of the magnetic path.
The invention relates to a carbon brush arrangement for connection to an electric motor, comprising at least one carbon brush (17, 18) connected to a connection means (29) provided with a plastic connection housing (32) via a connection conductor (15, 16) provided with a plastic sheath (24, 25), said plastic sheath (24, 25) consisting of perfluoroalkoxy polymer (PFA) in at least a region of transition (33, 34) to the connection housing (32).
An electric brushless DC motor is provided including an outer rotor assembly having a metallic rotor body, rotor magnets mounted within an inner surface of the rotor body, and a molded structure formed within the rotor body. The molded structure includes a main body formed on inner surface of the rotor body to securely cover and retain the rotor magnets on the inner surface of the rotor body, an axial fan formed at an end of the rotor body opposite the rotor magnets, and a sense magnet mount formed at approximately a radial center portion of the axial fan. Alternatively or additionally, the molded structure includes a radial member projecting inwardly from the main body towards a center of the outer rotor assembly, and a bearing support member having a substantially cylindrical shape in an axial direction of the outer rotor and supported by the at least one radial member.
Techniques for establishing RF power connections with wireless power transmission systems in multi-wireless power transmission system environments are described herein. More specifically, the techniques describe a method for establishing a connection with an optimal wireless power transmission system when multiple wireless power transmission systems are within range.
A wireless power transfer system according to an embodiment of the present invention is a wireless power transfer system having a receiving part for receiving power from a transmitting part, wherein the transmitting part comprises: a power conversion part comprising a full bridge inverter; and a control part for controlling the power conversion part using a pulse width modulation (PWM) control signal, the duty ratio of the PWM control signal being determined by a duty ratio in which the ratio of the magnitude of harmonics to the magnitude of a fundamental frequency among frequency components of the output signal of the power conversion part is a minimum.
Apparatus and methods for configuring power settings of a wireless power transmitter installed adjacent to a partition are described. A wireless power receiver may detect an amount of power transmitted through the partition from the power transmitter, and identify at least one power setting to the power transmitter that produces an acceptable level of wirelessly transferred power at the wireless power receiver. The power transmitter may store an identified power setting and subsequently operate at the setting identified by the wireless power receiver to provide wireless power through the partition for powering or charging a wirelessly powered device. By configuring a wireless power transmitter at an installation site, various partition thicknesses may be accommodated for through-table, wireless power transfer, for example.
There is provided a method comprising transmitting inductively a first signal, receiving inductively a second signal in response to the first signal, determining whether the inductively received signal comprises a modulation, and adjusting a power of the transmitted signal on the basis of a modulation of the received signal.
A wireless charging method and system, a wireless charging device, and a wearable device. The method includes receiving, by a charging device, electric power usage data sent by at least one wearable device, determining, by the charging device, an electric power distribution solution according to the electric power usage data, where the electric power distribution solution is used to determine a charging order and charging electric power for charging the wearable device by the charging device, and performing, by the charging device, wireless charging on the wearable device according to the electric power distribution solution where the wireless charging method disclosure may coordinate a relationship between an actual electric power requirement of a user and charging capability distribution, thereby implementing overall arrangement of electric power among multiple wearable devices and dynamic distribution of charging capabilities.
Disclosed is a direct current uninterruptible power supply system. The direct current uninterruptible power supply system according to an embodiment of the present invention is electrically connected to a direct current power converter for converting commercial alternating current power to direct current power, in order to: supply the direct current power to a load and charge an auxiliary power supply device therein with the direct current power. In the case of a short circuit of the direct current power converter due to a current leakage or breakage of the direct current power converter, or if the direct current power converter is disconnected, the direct current uninterruptible power supply system enables the auxiliary power supply device to constantly supply power to the load while completely blocking the electrical connection to the direct current power converter.
Methods and systems for installing an electrical power source in an electrical device can include positioning the electrical power source in a device-charging position associated with a first charge path that has a nonzero electrical resistivity, maintaining the electrical power source in the device-charging position for a nonzero time with a mechanism, and moving the electrical power source from the device-charging position to an installed position associated with a second charge path that has less resistivity than the first nonzero electrical resistivity. Devices can include a mechanism and the first and second charge paths, the mechanism configured to move a power source from a device-charging position to an installed position over a nonzero time.
A method for determining voltages and/or power available in an electrical recharging network that includes at least one voltage generator and at least one recharging terminal i corresponding, at a first instant t1, to a predetermined reference impedance zii. At an instant t2, the method implements at least one iteration of the following acts: estimating a changing of the reference impedance zii into a modified impedance z′ii; updating a voltage of the recharging terminal i by determining a modified inverted loop impedance matrix Zloop_M−1 as a function of a reference inverted loop impedance matrix Zloop_R−1 and of a difference between the modified impedance z′ii and the reference impedance zii, delivering a voltage U′i; and verifying/updating a value of power available at the recharging terminal i as a function of a voltage U′i, a maximum power of the generator and/or a threshold voltage delivering, an available power Pdisp_i.
A method and battery charger for charging one or more batteries includes a pulse generator, a detector and a processor communicably coupled to the pulse generator and the detector. A recovery/discharge circuit is electrically connected to each battery, and one or more energy storage devices are electrically connected to each of the recovery/discharge circuits. A charging pulse group, which includes a positive pulse, a rest period and a negative pulse, is determined based on one or more battery parameters using the processor and the detector. The charging pulse group is generated using the pulse generator, and sequentially applied to each of the batteries. Energy is recovered from each of the one or more batteries using the recovery/discharge circuits during the negative pulse, and the energy is stored in the one or more energy storage devices. The battery parameters are monitored and the charging pulse group may be adjusted.
The invention is related to an electronic cigarette and a method for reminding of charging of an electronic cigarette. The electronic cigarette comprises: a microcontroller, a charging prompt module, a power detection module and a power supply battery, wherein the power detection module is configured for detecting the remaining capacity of the power supply battery and sending the value of the remaining capacity to the microcontroller, the microcontroller is configured for comparing the received value of remaining capacity with a preset value, and controlling the charging prompt module to send a charging prompt signal when the value of the remaining capacity is lower than the preset value. The beneficial effects are to remind a user of insufficient remaining capacity of a power supply battery in time, to effectively avoid the situation where a user cannot use an electronic cigarette due to the power supply battery is used up.
A hybrid coupling for a smart battery system having two internal batteries. The hybrid power coupling includes a power coupling for connecting to the batteries and a data coupling for connecting with two bus devices that are also within the battery housing. The contacts of the digital data coupling are disposed in a circular configuration within the mating jack of the hybrid coupling. The data contacts are concentric with the D.C. battery contacts. The data contacts are retractable to automatically and selectively connect to a variety of battery-mounted jacks.
An energy storage system having battery building blocks which contribute load current to the output of the energy storage system. A system controller provides functional control of the energy storage system and communication to an external host, a system charger charges cells in the battery building blocks and an interface provides a separate connection for at least two battery building blocks to allow the at least two battery building blocks to be separately removed from the energy storage system. The system controller diverts the flow of current from a charger to provide a contribution to the load current in place of the contribution to the load current from the battery building block being replaced to allow said battery building block to be replaced whilst the energy storage system is in operation. The system may also be used to charge battery building blocks based upon their capacity and charging profile using an integral charger located within the energy storage system which is able to provide the requisite charge level and charging profile to respective battery building blocks.
Disclosed are various embodiments for transmitting energy at multiple frequencies via a guided surface wave along the surface of a lossy medium such as, e.g., a terrestrial medium by exciting a guided surface waveguide probe.
A hybrid distributed low voltage power system can include a first primary power source that distributes line voltage power during a first mode of operation. The system can also include a first secondary power source that receives an input signal during the first mode of operation and distributes a reserve signal during the second mode of operation, where the reserve signal is generated from the input signal. The system can further include a PDM coupled to the first primary power source and the first secondary power source. The system can also include at least one first LV device coupled to the first output channel of the PDM, where the at least one LV device operates using the first LV signal during the first mode of operation, and where the at least one first LV device receives a reserve LV signal during the second mode of operation.
An arrangement having a first group of rectifiers, which form a series circuit on the DC voltage side and which can be connected to a first AC voltage network, and having a reserve rectifier that, in the event of a fault in one of the rectifiers, can be electrically connected by suitable switching apparatuses to the first AC voltage network and on the DC voltage side to a first DC voltage line to form an augmented series circuit with the rectifiers. An installation for transmitting electric power between at least one first wind farm with at least one wind power installation and the first power supply system, including the first group of rectifiers, is able to be connected to the first wind farm via the first AC voltage network.
An improved interface for renewable energy systems is disclosed for interconnecting a plurality of power sources such as photovoltaic solar panels, windmills, standby generators and the like. The improved interface for renewable energy systems includes a multi-channel micro-inverter having novel heat dissipation, novel mountings, electronic redundancy and remote communication systems. The improved interface for renewable enemy systems is capable of automatic switching between a grid-tied operation, an off grid operation or an emergency power operation.
Disclosed is a subnetwork controller for a subnetwork within an interconnected grid. The controller controls power generators, subnetworks, or loads of the subnetwork in accordance with sensor-captured internal measured variables and sensor-captured external measured variables as well as external controlled variables of the subnetwork in such a way that a dynamic behavior of the subnetwork in relation to its adjacent subnetworks corresponds to a defined desired behavior.
Disclosed examples provide control boards with power systems that include a safety system with a protection circuit to selectively connect or disconnect first and second DC to DC converters to or from a DC input signal according to the DC input signal and a monitor signal, and a monitor circuit to provide the monitor signal according to the first and second DC to DC converter output signals.
An improved installation system for electrical hardware, such as power outlets, electrical switches, light fittings, ceiling fans and the like, whereby the cutting of their installation access holes in drywall panels is accomplished much faster than prior art methods and with a high degree of accuracy by the use of the hole cutting system, comprising the magnetic block assembly, corresponding magnetic template assembly and the hole cutter. In conjunction with the aforementioned; the electrical hardware's associated electrical boxes are wired directly to their electrical supply and the hardware is in turn, electrically connected to them by their respective sets of electrical terminals which make simultaneous contact with each other upon their installation. Additionally, the latching pawl mechanism and alignment device supports the weight of heavy light fittings and ceiling fans and aligns their electrical connections while they're being fixed into their installed position. These features taken together make this improved installation system substantially superior to all prior art.
Tensile strained germanium is provided that can be sufficiently strained to provide a nearly direct band gap material or a direct band gap material. Compressively stressed or tensile stressed stressor materials in contact with germanium regions induce uniaxial or biaxial tensile strain in the germanium regions. Stressor materials may include silicon nitride or silicon germanium. The resulting strained germanium structure can be used to emit or detect photons including, for example, generating photons within a resonant cavity to provide a laser.
A wavelength tunable laser device includes: a laser cavity formed of a grating and a reflecting mirror including a ring resonator filter; a gain portion; and a phase adjusting portion. The grating creates a first comb-shaped reflection spectrum. The ring resonator filter includes a ring-shaped waveguide and two arms and creates a second comb-shaped reflection spectrum having peaks of a narrower full width than peaks in the first comb-shaped reflection spectrum at a wavelength interval different from that of the first comb-shaped reflection spectrum. One of the peaks in the first comb-shaped reflection spectrum and one of the peaks in the second comb-shaped reflection spectrum are overlapped on a wavelength axis, and a spacing between cavity modes is narrower than the full width at half maximum of the peaks in the first comb-shaped reflection spectrum.
A cartridge includes an outer case, partially filled with electrically insulating gel, and at least one electrically conductive track submerged in the insulating gel. Connection sets including at least one connector half and such a cartridge are also disclosed.
A multi-contact connector includes terminals, which each include a first contact piece section, which has a first contact section, which achieves pressing contact with a pin terminal in a first direction, and a first elastic arm, which extends in a direction that intersects the first direction and displaceably supports the first contact section, and a second contact piece section, which has a second contact section, which achieves pressing contact with the pin terminal in the first direction, and a second elastic arm, which displaceably supports the second contact section. The second elastic arm extends in the first direction, which intersects the direction in which the first elastic arm extends, and an end portion of the second elastic arm or the end portion in the extending direction, that is, the front end facing the first elastic arm is formed as a spring piece linked to the second contact section.
A female electrical terminal includes a contact piece and a spring piece. The contact piece includes contact arms that extend from a contact base on opposite sides of a terminal axis in an insertion direction to respective arm ends. The contact piece also includes at least one contact latch. The spring piece includes spring arms that extend from a spring base on opposite sides of the terminal axis. The spring arms bias the contact arms toward the terminal axis. The spring piece also includes at least one engagement tab that extends from the spring base. The engagement tab includes a spring latch that is engaged with the contact latch to prevent movement of the spring piece relative to the contact piece in the insertion direction.
A card edge connector includes an insulative housing with a pair of opposite side walls extending along a longitudinal direction with a central slot therebetween in the transverse direction perpendicular to the longitudinal direction. A pair of towers are located at two opposite ends of the housing in the longitudinal direction. The housing is essentially obliquely mounted upon a printed circuit board. Each tower has a lower/first part and an upper/second part in the vertical direction perpendicular to the longitudinal direction and the transverse direction. The width dimension in the transverse direction of the upper part is smaller than that of the lower part.
A Next Generation Form Factor (NGFF) carrier includes a flat component perpendicularly connected to two flat side components to receive an NGFF module, a bar rotatably connected to the two flat side components, and a number of holds along an interior of the flat component to receive a fastener. The NGFF module is insertable in relation to the flat component when the bar is rotated to a first position and fixed on the flat component when the bar is rotated to a second position.
According to example embodiments, a substrate for a power module includes a first part, a second part, and a third part on a same surface of an underlying part of the substrate. The first part, the second part, and the third part may be spaced apart from each other, electrically insulated from each other, and not directly contacting each other. The third part may surround the first part and the second part. A first element module may be on the third part. The first part, the second part, and the third part may be conductive.
A socket for mating with the eyelet of a hot line clamp, an eye nut, an eye bolt, and a wing nut, the socket defining two slots for straddling and axially-rotating a bolt of the hot line clamp to tighten or loosen the hotline clamp.
A network device comprising, a first radio module configured to transmit and receive first radio signals in a first frequency band, a first antenna array configured to transmit and receive the first radio signals for the first radio module in the first frequency band, a second radio module configured to transmit and receive second radio signals in the first frequency band, a second antenna array configured to transmit and receive the second radio signals for the second radio module in the first frequency band, wherein, in operation, the first radio module and the second radio modules function concurrently using the first frequency band while at least 40 dB of antenna isolation is maintained between the first antenna array and the second antenna array.
A digital tacho graph (DTG) apparatus for vehicles is disclosed. The DTG apparatus includes a metal terminal having one end connected to a printed circuit board (PCB) pattern unit connected to the wireless communication module, an RF antenna embedded inside the DTG apparatus and having one end connected to the other end of the metal terminal, and a front case unit, on which the other end of the RF antenna is formed by patterning, the front case unit serving as a front case of the DTG apparatus and enclosing the RF antenna inside the DTG apparatus. The wireless communication module and the embedded RF antenna are integrated, thereby reducing working time, increasing transmission and reception sensitivity, and reducing cost.
A terminal device having hybrid antenna integrating with capacitive proximity sensors comprises a ground, a radiator, a first capacitance electrode and a second capacitance electrode. The radiator has a feeding portion, a low-frequency radiating path and a high-frequency radiating branch. The low-frequency radiating path has a first coupling portion. The feeding portion is disposed between the first coupling portion and the ground. The high-frequency radiating branch acts as a second coupling portion. The first capacitance electrode has a first shorting portion and a first electrode portion. The first shorting portion is connected to the ground. The first electrode coupling with the first coupling portion generates a first coupling resonant mode. The second capacitance electrode has a second shorting portion and a second electrode portion. The second shorting portion is connected to the ground. The second electrode coupling with the high-frequency radiating branch generates a second coupling resonant mode.
Embodiments of the present disclosure provide a dielectric resonator, a dielectric filter using the dielectric resonator, a transceiver, and a base station, and solve a problem that a loss indicator of an existing dielectric filter cannot meet a filtering requirement of a base station. The dielectric resonator includes a body made of a solid-state dielectric material, where an indentation is disposed on a surface of the body, and the surface of the body and a surface of the indentation are covered with a conducting layer; the dielectric filter includes at least two of the foregoing dielectric resonators. Another type of dielectric filter includes a body made of a solid-state dielectric material, where at least two indentations are disposed on a surface of the body, a hole and/or a groove is disposed between adjacent indentations on the body, and the surface of the body is covered with a conducting layer.
A power directional coupler is described which comprises two hollow conductors and a separation wall. Said separation wall has a coupling portion which comprises several holes which are arranged in said separation wall such that a high hole-wall relation is obtained, ensuring a good coupling at a small size of said power directional coupler. Further, a combiner and a method for manufacturing said power directional coupler and a combiner are described.
A battery system is disclosed herein that includes a battery enclosure and a battery assembly contained within or substantially surrounded by the enclosure. The enclosure may include enclosure walls having fluid pathways defined therein. In an example, enclosure walls are formed from multiple instances of a repeating modular wall component. A cooling fluid may be circulated through the fluid pathways to provide thermal regulation of the battery assembly. The battery assembly may include one or more electric batteries. An example battery assembly includes a plurality of batteries that are organized into rows. These rows of batteries may be electrically interconnected with each other by electrically conductive strips to form a battery pack. The battery system may be used to provide energy storage within the context of automotive applications or other electronic systems.
A battery of accumulators including a plurality of power storage cells and an electrical network which connects the cells to one another. The cells are grouped together in composite cells including two identical branches each including at least one cell and the composite cells being connected in series to one another. The electrical network includes: a mechanism for parallel or connection in series of the cells of each composite cell, and a mechanism for controlling the connection mechanism, which is configured to connect the cells of each composite cell in parallel or in series to adapt an output voltage of the battery of accumulators to a desired value and to balance charging states of the cells.
Electrolyte for a lithium-ion battery comprising at least one block copolymer, characterized in that said block copolymer comprises at least one polymeric segment A which is soluble in said electrolyte and at least one polymeric segment B having a temperature for dissolution “T” in said electrolyte, the polymeric segments A and B being present in amounts sufficient to make possible an increase in the viscosity of the electrolyte, preferably up to gelling of the electrolyte, at a temperature greater than or equal to the temperature “T”; the ionic conduction is produced by a solvent comprising the copolymer and lithium salts.
The main object of the present invention is to provide a sulfide solid electrolyte material with high Li ion conductivity. The present invention solves the problem by providing a sulfide solid electrolyte material comprising an ion conductor with an ortho-composition, and LiI, characterized in that the sulfide solid electrolyte material is glass with a glass transition point.
A pressurization device has a housing accommodating a plurality of battery cells and a plurality of spacers fixed to housing at even intervals in the thickness direction and forming bag shapes capable of expanding and contracting in accordance with air pressure. In a state in which the spacers have been contracted, each space larger than the dimensions of the battery cells in the thickness direction is maintained between adjacent spacers. In a state in which the spacers have been expanded by increasing the air pressure inside the spacers by an air apparatus, the adjacent spacers pressurize the battery cells in the thickness direction.
A frame body for a redox flow battery is provided with a window. The expressions A>C, B>D, and (B/A)≥0.2 are satisfied, where A represents the length of a long side of a rectangle that envelops the window, B represents the width of a horizontal frame corresponding to the long side, C represents the length of a short side of the rectangle, and D represents the width of a vertical frame corresponding to the short side.
A process for supplying a fuel cell with reactive species, including a stack of electrochemical cells divided into N different groups, wherein a plurality of steps of selectively supplying the N groups of cells with reactive species are carried out, following each of the supply steps, a step of purging the N groups of cells is carried out.
A fuel cell unit of a fuel cell module includes a fuel cell stack, a reformer, an evaporator, an exhaust gas combustor, a start-up combustor, and an air preheater. The fuel cell module further includes an air supply channel, a first fuel supply channel, a second fuel supply channel, a switching valve, and an exhaust gas channel. In the exhaust gas channel, the start-up combustor and the air preheater are arranged in the order recited toward the downstream side in a flow direction of a combustion exhaust gas.
A separator has a recess-projection shape formed by press working. The separator has one surface as a gas circulation surface and an opposite surface as a cooling surface, the gas circulation surface having a reactive gas flow path including a plurality of reactive gas flow path grooves resulting from the recess-projection shape, the cooling surface having a cooling water flow path including a plurality of cooling water flow path grooves resulting from the recess-projection shape. The cooling water flow path includes an intersection flow path portion including cooling water flow path grooves adjacent to each other with a reactive gas flow path groove of the reactive gas flow path therebetween, and a communication flow path groove formed at the cooling surface side of the reactive gas flow path groove between the adjacent cooling water flow path grooves, the communication flow path groove being shallower than the cooling water flow path grooves; and a cooling water turn portion where a direction of the cooling water flow path grooves changes. A reactive gas turn portion is formed at the gas circulation surface in a position on the rear side of the cooling water turn portion, and the reactive gas turn portion is formed of a groove portion having a constant depth.
An electrochemical cell has first and second flow fields on opposite sides of a membrane. The first flow field has a set of generally linear channels in which the flow of a fluid in the field is contained between parallel elongate ridges. The second flow field is defined by a set of parallel discontinuous ridges. Preferably most ridge segments in the second flow field are oblique, for example perpendicular, to and overlap with two or more ridges of the first flow field. The flow fields may be used in, for example, water electrolysis cells including high or differential pressure polymer electrolyte membrane (PEM) electrolysis cells.
A hyper-branched polymer dispersant represented by, for example, formula (I) has high adhesion properties to a current collector substrate and therefore enables the formation of an electrically conductive bonding layer having high carbon nanotube concentration. When a composite current collector for an energy storage device electrode which is equipped with the electrically conductive bonding layer is used, it becomes possible to produce an energy storage device from which an electrical current can be extracted without causing the decrease in a voltage particularly in use applications that require a large electrical current instantaneously, such as electrical automotive applications, and which has a long cycle life.
There is provided a positive electrode active material for a nonaqueous electrolyte secondary battery capable of suppressing an increase in DCR during cycles. There is provided a positive electrode active material for a nonaqueous electrolyte secondary battery that includes a secondary particle formed by aggregation of primary particles formed of a lithium transition metal oxide. A rare-earth compound secondary particle formed by aggregation of particles formed of a rare-earth compound adheres to a recess formed between primary particles adjacent to each other on a surface of the secondary particle, and the rare-earth compound secondary particle adheres to both the primary particles adjacent to each other in the recess. A tungsten-containing compound adheres to an interface of primary particles inside the secondary particle formed of the lithium transition metal oxide.
A positive electrode for a rechargeable battery comprising at least 95% active cathode material with an electrode loading of at least 6 mg/cm2, and preferably at least 10 mg/cm2, and an electrode porosity of less than 2%, and preferably less than 1%. The active cathode material may comprise a bimodal composition wherein at least 70% consists of a first lithium cobalt based oxide powder having an average particle size (D50) of at least 25 μm and a BET value <0.2 m2/g, and a second lithium transition metal oxide based powder having the formula Li1+bN1−bO2, wherein 0.10≤b≤0.25, and N=NixMnyCo2Ad, wherein 0.10≤x≤0.40, 0.30≤y≤0.80, 0
A sodium transition metal cathode material for a rechargeable sodium battery having a P2 layered bronze crystal structure, comprising at least 55 mol % manganese, wherein the manganese valence state is at least 3.75. The material undergoes a structural transformation to a secondary cathode material by extraction of sodium during the 1st charge of a rechargeable sodium battery comprising the sodium cathode material. The material has either a composition NaxMO2 where M=Mn1-y-zLiyAz where z<0.2 and y<0.33 and 0.66
To provide a battery connecting body and a power supply device capable of maintaining a state where a cover portion covers a connecting member. A bus bar module includes a plurality of bus bars that each connects electrodes of adjacent ones of a plurality of batteries arranged such that the electrodes thereof are arranged on a straight line to electrically connect the plurality of batteries in series and a casing that houses the plurality of bus bars. The casing includes a plurality of bus bar housing portions that each house each of the bus bars and the cover portions that each cover an opening of each of the bus bar housing portions, and the cover portions are each retained by the bus bar.
A separator includes a base material layer and a heat resistance layer. The heat resistance layer includes, in a direction of thickness of the heat resistance layer, a central portion and a first end portion and a second end portion between which the central portion lies. The first end portion includes an interface with an electrode. The second end portion includes an interface with the base material layer. A composition ratio of a resin binder to a total mass of inorganic particles and the resin binder in the first end portion and the second end portion is not lower than 8 mass % and not higher than 30 mass %. A composition ratio of the resin binder to a total mass of the inorganic particles and the resin binder in the central portion is not lower than 2 mass % and not higher than 7 mass %.
An object of the invention is to provide a separator for a nonaqueous secondary battery, which has good adhesion to electrodes and is also capable of ensuring sufficient ion permeability even after attachment to electrodes. The separator for a nonaqueous secondary battery of the invention includes a porous substrate and an adhesive porous layer that is formed on at least one side of the porous substrate and contains a polyvinylidene-fluoride-based resin. The separator for a nonaqueous secondary battery is characterized in that the adhesive porous layer has a crystal size of 1 to 13 nm.
A vent adapter for a lead-acid battery includes a first side configured to mate with a vent port of the lead-acid battery via a first connector having a first geometry; and a second side in fluid communication with the first side and configured to mate with a vent passage of an automobile via a second connector having a second geometry, wherein the first and second geometries have respective shapes that are different from one another.
An energy storage component (ESC) enclosure is provided. The ESC enclosure includes a plurality of ESC modules. Each ESC module includes at least one side portion having a plurality of side fastening mechanisms configured to be coupled to an adjacent ESC module, wherein the plurality of ESC modules is coupled together via the plurality of side fastening mechanisms to form an ESC enclosure. The ESC enclosure further includes a plurality of shelving kits, each shelving kit mounted to one of the ESC modules. The ESC enclosure further includes a roof that is coupled to the plurality of ESC modules, and a plurality of panels coupled to the plurality of ESC modules about a perimeter of the ESC enclosure to form a shared air space within the ESC enclosure.
The present disclosure provides an organic light-emitting diode device (OLED) structure for compensating blue light emission. The OLED structure includes a substrate with a thin-film transistor layer, the substrate being substantially transparent; and a first electrode layer on the substrate, the first electrode being substantially transparent; a first light-emitting layer on the first electrode layer with one or more light-emitting portions for emitting light for compensating blue light. The OLED structure also includes a charge generation layer (CGL) with a reflective portion, the CGL on the first light-emitting layer, the reflective portion having a transmission rate for light emitted by the first light-emitting layer; a second light-emitting layer on the CGL with one or more light-emitting portions for emitting the blue light; and a second electrode layer with a reflectivity on the second light-emitting layer.
An organic light emitting device and a display apparatus are disclosed. The organic light emitting device includes an array substrate and a package substrate (2); on a side of the package substrate (2) facing the array substrate, there is provided a protrusion (7) formed of a first transparent material, a surface of the protrusion (7) is also covered with a transparent layer (8) formed of a second transparent material, and the refractive index of the second transparent material is larger than the refractive index of the first transparent material. With the organic light emitting device, a part of light that is emitted from an organic light-emitting layer (5) and irradiated to a surface of the protrusion (7) is totally reflected and changed in optical paths to decrease incident light totally reflected at a boundary between the package substrate (2) and the outside air, and light that has been changed in optical paths is irradiated out through the package substrate (2) more easily, thereby improving the output efficiency of light.
A display device includes first and second guide plates facing each other, a pair of first and second guide rails disposed in the first and second guide plates, a first supporting plate disposed between the first guide rails and of the first and second guide plates, the first supporting plate having opposite end portions fixed to a first position of the first and second guide plates, a second supporting plate having opposite end portions coupled to the pair of first guide rails, a third supporting plate having opposite end portions coupled to the pair of second guide rails, and a display panel supported by at least one of the first to third supporting plates. The pair of first guide rails extends from the first position to a second position. The pair of second guide rails extends from the first position to a third position.
According to one embodiment, a radiation detector includes a first conductive layer, a second conductive layer, and an intermediate layer. The intermediate layer is provided between the first conductive layer and the second conductive layer. The intermediate layer includes an organic semiconductor region and a plurality of particles. The organic semiconductor region including a portion provided around the particles. A diameter is not less than 1 nanometer and not more than 20 nanometers for at least a portion of the particles. A first bandgap energy of the plurality of particles is larger than a second bandgap energy of the organic semiconductor region.
Photovoltaic devices such as solar cells, hybrid solar cell-batteries, and other such devices may include an active layer disposed between two electrodes, the active layer having perovskite material and other material such as mesoporous material, interfacial layers, thin-coat interfacial layers, and combinations thereof. The perovskite material may be photoactive. The perovskite material may be disposed between two or more other materials in the photovoltaic device. Inclusion of these materials in various arrangements within an active layer of a photovoltaic device may improve device performance. Other materials may be included to further improve device performance, such as, for example: additional perovskites, and additional interfacial layers.
The present application relates to a compound of a formula (I) which comprises a benzene group that is substituted with a group selected from carbazole derivatives and bridged amines and with an electron attracting group, wherein the two groups are located in the ortho-position in relation to one another. The present application further relates to the use of the compound of the formula (I) in an electronic device, and to a method of producing the compound of the formula (I).
A magnetic tunnel junction (MTJ) is disclosed wherein first and second interfaces of a free layer (FL) with a first metal oxide (Hk enhancing layer) and second metal oxide (tunnel barrier), respectively, produce perpendicular magnetic anisotropy (PMA) to increase thermal stability. In some embodiments, a continuous or discontinuous metal (M) or MQ alloy layer within the FL reacts with scavenged oxygen to form a partially oxidized metal or alloy layer that enhances PMA and maintains acceptable RA. M is one of Mg, Al, B, Ca, Ba, Sr, Ta, Si, Mn, Ti, Zr, or Hf, and Q is a transition metal, B, C, or Al. Methods are also provided for forming composite free layers where interfacial perpendicular anisotropy is generated therein by contact of the free layer with oxidized materials.
A magnetic memory device includes a stacked structure including a magnetic element, a protective insulating film covering the stacked structure, and an interface layer provided at an interface between the stacked structure and the protective insulating film. The interface layer contains a predetermined element which is not contained in the magnetic element or the protective insulating film.
A synthetic antiferromagnetic (SAF) structure for a spintronic device is disclosed and has an FL2/AF coupling/CoFeB configuration where FL2 is a ferromagnetic free layer with intrinsic PMA. In one embodiment, AF coupling is improved by inserting a Co dusting layer on top and bottom surfaces of a Ru AF coupling layer. The FL2 layer may be a L10 ordered alloy, a rare earth-transition metal alloy, or an (A1/A2)n laminate where A1 is one of Co, CoFe, or an alloy thereof, and A2 is one of Pt, Pd, Rh, Ru, Ir, Mg, Mo, Os, Si, V, Ni, NiCo, and NiFe, or A1 is Fe and A2 is V. A method is also provided for forming the SAF structure.
A thermoelectric generator unit, in particular for coupling to an exhaust gas pipe of an internal combustion engine, comprises at least one inner tube (16) having gas flowing therein and whose outer circumference comprises at least one flat portion (24). An oval outer housing (12) completely surrounds the inner tube (16) in circumferential direction. A plurality of thermoelectric modules (14) are arranged on the flat portions (24) of the inner tube (16). At least one cooling element (18) is provided which comprises a flat side on which the thermoelectric modules (14) are arranged. The assembly unit made up of inner tube (16), thermoelectric modules (14) and cooling element (18) is surrounded by an elastic compensation element (20) which rests on the inner side of the outer housing (12) and is retained in the outer housing (12) by means of clamping.
The invention relates to an energy recovering assembly (1) and a method of providing the same for extraction of electric power. The assembly comprises a first array (2) of tubes (6) and a second array (3) of tubes (13). The tubes (6) of the first array (2) are interdigitated with the tubes (13) of the second array (3), such that two tubes (13) of the second array (3) are arranged between two successive tubes (6) of the first array (2), or such that two tubes (6) of the first array (2) are arranged between two successive tubes (13) of the second array (3). Thermo electric modules (4) are received in gaps (7) between adjacent tubes (6, 13) of the first (2) and second arrays (3). Fixation arrangements (5) are received in interspaces (X) between two tubes (6; 13). The fixation arrangements (5) are operable between a first state in which the fixation arrangement (5) is insertable in the associated interspace (X), and a second state in which the fixation arrangement (5) is adapted to exert a pressure on the two tubes (6; 13) in the associated interspace (X), forcing each of the two tubes (6; 13) towards the thermo electric modules (4) and towards the successive tubes (6; 13) adjacent the thermoelectric modules (4).
An LED package includes a substrate having a substrate main surface and a substrate back surface, which face opposite sides in a thickness direction, a main surface electrode which is disposed on the substrate main surface and includes a first pad and a first die pad separated from each other, a first LED chip which is mounted on the first die pad and has an electrode pad formed on a first chip main surface facing the same direction as the substrate main surface, and a first wire connecting the first pad and the electrode pad. The first pad has a first base portion and a first pad portion having one end connected to the first base portion. The first pad portion of the first pad extends from the first base portion toward the first die pad obliquely.
Light emitting devices can be disposed on the front side of a transparent backplane. A laser beam can be irradiated through the transparent backplane and onto a component located on the front side of the transparent backplane. In one embodiment, the component may be a solder material portion that is reflowed to bond the light emitting devices to the transparent backplane. In another embodiment, the component may be a solder material bonded to a defective bonded light emitting device. In this case, the laser irradiation can reflow the solder material to dissociate the defective bonded light emitting device from the transparent backplane. In yet another embodiment, the component may be a device component that is electrically modified by the laser irradiation.
A method of applying phosphor to an unpackaged Light-Emitting Diode (LED) die includes transferring the unpackaged LED die directly to a product substrate; disposing a coverlay on the product substrate to create a cavity around the unpackaged LED die; and applying phosphor to substantially fill the cavity around the unpackaged LED die, the applying including at least one of using a squeegee to place the phosphor into the cavity, spraying the cavity with the phosphor, or disposing the phosphor in a sheet form onto the unpackaged LED die.
A light emitting device includes: a resin package including: a plurality of leads that includes: a first lead having an upper surface, and a second lead having an upper surface, and a resin body that includes: a first resin portion, a second resin portion, a third resin portion disposed between the first lead and the second lead, and a resin connection portion, the plurality of leads and the at least one inner lateral wall surface of the first resin portion defining a recess, the second resin portion surrounding an element mounting region, and the resin connection portion connecting the first resin portion and the second resin portion at the bottom of the recess; at least one light emitting element disposed on the element mounting region; and a light-reflective member disposed between the inner lateral wall surface and the second resin portion in the recess.
A light emitting device includes: a resin package including: a plurality of leads that includes: a first lead, and a second lead, a first resin portion, a second resin portion, and a third resin portion, the leads and the at least one inner lateral wall surface of the first resin portion defining a recess, the third resin portion being located between the first lead and the second lead, the second resin portion disposed surrounding an element mounting region at the bottom of the recess; and at least one light emitting element disposed on an element mounting region. At least one inner lateral wall surface of the recess has at least one protruding portion that protrudes toward the at least one light emitting element. A region of the recess between the at least one inner lateral wall surface and the second resin portion is covered by a light-reflective member.
An optoelectronic semiconductor chip includes an active region arranged between a first semiconductor layer and a second semiconductor layer and generates or receives electromagnetic radiation, the first semiconductor layer electrically conductively connects to a first contact, the first contact is formed on a front side of the chip next to the active region, the second semiconductor layer electrically conductively connects to a second contact, the second contact is arranged on the front side of the chip next to the active region, and an electrically insulating separating layer that electrically insulates a rear side of the chip from the active region of the semiconductor chip, and an electrically insulating separating layer includes at least one first separating layer having at least one atomic layer or at least one molecular layer and is deposited by atomic layer deposition or molecular layer deposition.
A display panel is described which includes Light Emitting Diodes (LEDs) that exhibit a specified beam angle. The display panel can be used for a head-mounted display. An example of a head-mounted display includes a display panel with an array of LEDs that are controllable to form an image. The head-mounted display also includes circuitry to receive image data and render an image on the display panel. The head-mounted display also includes circuitry to detect motion of the head-mounted display. The image data is generated based in part on the motion of the head-mounted display. Each LED in the array of LEDs is configured to emit light at a specified beam angle that directs the light toward a pupil of a wearer of the head-mounted display.
Embodiments of the invention include a III-nitride light emitting layer disposed between an n-type region and a p-type region, a III-nitride layer including a nanopipe defect, and a nanopipe terminating layer disposed between the III-nitride light emitting layer and the III-nitride layer comprising a nanopipe defect. The nanopipe terminates in the nanopipe terminating layer.