最新美国发明专利
Document Document Title
US11013161B2 Electronic component mounter
An electronic component mounter is provided which easily detects penetrating portions. An electronic component mounter comprises a holding section configured to hold a board having a penetrating portion penetrating the board in a front-rear direction and into which a lead of an electronic component is inserted; a light section disposed on one face from among the front face and the rear face of the board when the board is held by the holding section and configured to irradiate a light beam, which is direct light or reflected light, on to the board; and a light receiving section disposed on the other face from among the front face and the rear face of the board when the board is held by the holding section and configured to receive the light beam via the penetrating portion.
US11013159B2 Rotary head and control of a surface mounter
A component mounting device mounts electronic components fed at component feeding positions arranged in one line onto printed circuit boards, and includes a rotary head and a head transfer mechanism. The rotary head includes a rotary body, an N-axis servomotor that rotates the rotary body, pickup nozzles attached to the rotary body in a movable manner along a rotation axis, and two Z-axis drive units. The pickup nozzles are arranged on an imaginary circle centered at the rotation axis, and hold and release the electronic components. The Z-axis drive units move one of the pickup nozzles located at a predetermined driving position on the imaginary circle along the rotation axis. The N-axis drive units are arranged with the rotary body therebetween in a direction in which the component feeding positions are arranged. The head transfer mechanism moves the rotary head in a direction perpendicular to the rotation axis.
US11013158B1 Electrical shielding material composed of metallized stainless steel or low carbon steel monofilament yarns
An RFI/EMI shielding material composed of a conductive multi-fiber having a plurality of metalized monofilaments, each monofilament including a composite core of copper clad stainless steel or low carbon steel reduced to an intermediate diameter, and at least one layer of metal or metal alloy electroplated on the clad copper of the composite core, where each of the monofilaments is drawn after electroplating to a final diameter less than the intermediate diameter, in the range of about 45-78 μm.
US11013154B2 Display device
Circuit films, a printed circuit board (PCB), and the like, are connected to a display panel. First and second heat dissipation members are coupled to a rear surface of the display panel to support and protect the circuit films, the PCB, and the like, while dissipating heat from driver ICs and the like.
US11013153B2 Inverter and method of controlling the same
The present invention provides an inverter including: a middle frame in which a main circuit is disposed; an upper case disposed above the middle frame and configured to accommodate the main circuit; and a lower case disposed under the middle frame and having a first vent hole formed in one side surface thereof; a fan disposed at the other side surface of the lower case facing the first vent hole; a heat sink interposed between the first vent hole and the fan; an auxiliary housing disposed under the lower case, configured to accommodate an auxiliary circuit, and including a second vent hole in at least one side surface thereof; and a controller disposed in the main circuit of the auxiliary circuit.
US11013142B2 Electronic display with cooling
Systems and methods for cooling an electronic image assembly are provided. A transparent panel forms a front portion of a housing for the electronic image assembly. The transparent panel is located forward of, and at least some distance from the electronic image assembly. An airflow pathway passes through the housing between said electronic image assembly and said transparent panel. An air circulation device forces air through the airflow pathway. At least one polarizer located at the transparent panel is configured to reduce solar energy entering said airflow pathway.
US11013139B2 Power supply for a networking device with orthogonal switch bars
Power supply for a networking device may be provided. The networking device may comprise a first plurality of switch bars each comprising a first switch type arranged parallel to one another and a second plurality of switch bars each comprising a second switch type arranged parallel to one another. The first plurality of switch bars and the second plurality of switch bars may be arranged orthogonally. A first plurality of power supplies may be fed by a first source. A second plurality of power supplies may be fed by a second source. Respective ones of a first portion of the first plurality of power supplies feed first respective pairs of the first plurality of switch bars and respective ones of a first portion of the second plurality of power supplies feed second respective pairs of the first plurality of switch bars. The first respective pairs of the first plurality of switch bars may be different from the second respective pairs of the first plurality of switch bars.
US11013137B2 Server capable of accessing and rotating storage devices accommodated therein
A server capable of rotating and accessing storage devices accommodated therein includes a server chassis, a motherboard, a power supply module, two racks, and a system cooling module. The server chassis includes two side plates and an accommodating space between the two side plates. The power supply module is disposed in the accommodating space and arranged corresponding to the motherboard. The racks are arranged parallel to each other and detachably connected to the server chassis. A pivot structure and a handle for operating the rack are disposed at the rack near the motherboard. The rack is rotatable with respect to the server chassis by means of the pivot structure. The system cooling module is disposed adjacent to the rack. At least one cord passage is provided between the system cooling module and each of the side plates.
US11013135B2 Casing and method for mounting substrate to casing
A casing that can be compatible with plural types of substrates and a method for mounting a substrate to a casing are provided. The casing includes, in the inside of the casing, a substrate support portion and a substrate support body. The substrate support portion has a first support portion that can support a first substrate at a first substrate support position in the casing. The substrate support body has a second support portion that can support a second substrate at the first substrate support position.
US11013134B2 Seal structure of power control unit
A power control unit includes a power module, a water jacket, and a power supply connection module. The water jacket has a through hole passing through the water jacket from one side surface thereof to the other side surface thereof. The power supply connection module includes a connection conductor passing through the through hole and configured to connect an internal power supply path to an external power supply path and a conductor housing configured to hold at least a part of the periphery of the connection conductor on the external power supply path side. A seal member configured to seal the periphery of the through hole is disposed between the water jacket and the conductor housing.
US11013127B2 Method for producing connection substrate
A metal paste is suppled into a through hole of a ceramic substrate and heated to generate a metal porous body. A glass paste is applied on a main surface of the metal porous body while the glass paste is impregnated into open pores of the metal porous body. The glass paste is hardened by heating to form a glass layer on the main surface of the metal porous body and to make the glass paste impregnated into the open pores form glass phases. The glass layer is removed to obtain a connection substrate having a ceramic substrate and through conductors provided in through holes, respectively. The through conductor includes the metal porous body and glass phases.
US11013126B2 Connection structure
A connection structure: a first electronic component having a terminal pattern in which a plurality of terminals are arranged side by side in a radial form and a second electronic component having a terminal pattern corresponding to the terminal pattern of the first electronic component are anisotropically conductively connected using an anisotropic conductive film, (i) the effective connection area per terminal is 3000 μm2 or more, and the number density of conductive particles in the anisotropic conductive film is 2000 particles/mm2 or more and 20000 particles/mm2 or less, (ii) as the anisotropic conductive film, adopted is an anisotropic conductive film in which the conductive particles are arranged in a lattice form, and the arrangement pitch and the arrangement direction are configured such that each terminal captures three or more conductive particles, or (iii) as the anisotropic conductive film, adopted is an anisotropic conductive film having a multiple circular region.
US11013124B2 Printed circuit board and method of manufacturing printed circuit board
According to one aspect of the present invention, a printed circuit board includes: an insulating base film; a conductive pattern that is partially layered on a surface side of the base film; a coating layer that is layered on a surface of a layered structure including the base film and the conductive pattern and having an opening portion that partially exposes the conductive pattern; and a tin plating layer that is layered on a surface of the conductive pattern exposed from the opening portion, wherein an average peel length of the coating layer from the conductive pattern with an inner edge of the opening portion as a base end is less than or equal to 20 μm.
US11013123B2 Molded circuit substrates
Molded circuit substrates include a conductive layer surrounded by an insulating sidewall. The insulating sidewall further provides a structural component for an electronic module into which the molded circuit substrate is incorporated. Accordingly, the molded circuit substrates can permit better performance, reduce electronic module thickness, and reduce fabrication costs. Methods for fabricating molded circuit substrates can facilitate precise positioning of insulating sidewalls, insulating partitions, electrical contacts and other components.
US11013120B2 Tape wiring board and semiconductor device
A tape wiring board includes an insulating film on which a semiconductor chip is mounted and metal layers formed on both principal surfaces, respectively, of the insulating film. That one of the metal layers which is formed on a first surface that is one principal surface of the insulating film and on which the semiconductor chip is mounted has a first electrode that is placed near substantially the center of a region on the first surface where the semiconductor chip is mounted.
US11013118B2 Electronic component mounting structure and method
Provided is an electronic component mounting structure and method for mounting electronic components on the side of a printed circuit board by means of simple fabrication and enlarging the surface area for mounting electronic components. A cut face of a conductive plating layer, which is obtained by cutting along a via in which a conductive plating layer covering an inner wall face of a via hole is electrically connected to a conductive pattern layer of the printed circuit board, is exposed at a cut end face and used as a land pattern which is solder-connected to a mount connecting portion of the electronic component. The end face at which the land pattern is exposed is a surface parallel to the side of the printed circuit board, and therefore electronic components can be mounted on the end face parallel to the side.
US11013116B2 Flexible assembly for display device and display device
A flexible assembly for a display device and the display device are provided. The flexible assembly includes a flexible substrate, and a first output pad, a second output pad, a third output pad and a fourth output pad that are arranged on the substrate. The first output pad, the second output pad, the third output pad and the fourth output pad are sequentially arranged along a first direction and are spaced apart from each other. A pitch is between each output pad and an adjacent output pad, and the pitch is a sum of a spacing distance between each output pad and the adjacent output pad and a width of the adjacent output pad in the first direction. The pitch between the first output pad and the adjacent second output pad is smaller than the pitch between the third output pad and the adjacent fourth output pad.
US11013113B2 Base material for printed circuit board and printed circuit board
According to the present invention, a base material for a printed circuit board includes: an insulating base film; and a metal layer that is layered on at least one surface of the base film and that includes copper as a main component, wherein in a content per unit area in a region of 100 nm or less from an interface of the metal layer with the base film, Cr<0.1 mg/m2, and Ni<0.1 mg/m2, wherein an arithmetic mean roughness (Sa) of the surface of the base film on which the metal layer is layered is less than 0.10 μm.
US11013109B2 Display unit, electronic apparatus including the same, and method of manufacturing the electronic apparatus
A display unit includes a display panel, a circuit board bent from a front surface of the display panel toward a rear surface of the display panel, a window disposed on the front surface of the display panel to cover an active area, and a cover panel film disposed on the rear surface of the display panel and disposed between the display panel and the circuit board. The cover panel film includes a first portion overlapping with the display panel, and a second portion extending from the first portion to protrude from the display panel when viewed in a plan view. The second portion is disposed between the circuit board and the window when viewed in a cross-sectional view.
US11013108B2 Flexible substrate with bubble-prevention layer and display device including the same
A display device including a display module configured to display an image, a printed circuit board provided below the display module, and a flexible substrate including a first bonding region, a bending region, and a second bonding region. The flexible substrate may be bent at the bending region and may be used to connect the display module to the printed circuit board. The flexible substrate may include a circuit layer electrically connecting the display module to the printed circuit board, a cover layer on the circuit layer, and a bubble-prevention layer, which is provided between the cover layer and the circuit layer and is overlapped with each of the first and second bonding regions of the flexible substrate.
US11013105B2 Image pickup unit and image pickup apparatus
An image pickup unit includes an image pickup element and a wiring board. The image pickup element includes an analog circuit. The analog circuit includes an analog ground wiring. The image pickup element is mounted on the wiring board. The wiring board includes a first ground wiring that is connected to the analog ground wiring and forms a closed loop with the analog ground wiring in a side view of the image pickup unit, and a second ground wiring that is connected to the first ground wiring via only a first via conductor.
US11013103B2 Method for forming circuit board stacked structure
A method for forming a circuit board includes forming a first dielectric layer, a first circuit layer in the first dielectric layer, a second circuit layer on the first dielectric layer, and a plurality of conductive vias in the first dielectric layer and connecting the first circuit layer to the second circuit layer; forming a second dielectric layer on the first dielectric layer and the second circuit layer; forming a plurality of openings in the second dielectric layer to expose a plurality of parts of the second circuit layer; forming a seed layer on the exposed parts of the second circuit layer and sidewalls of the openings; and forming a plurality of bonding layers on the seed layer, wherein the bonding layers and the seed layer are made of copper, and the bonding layers are porous.
US11013102B2 Printed circuit board and electronic device
A printed circuit board includes a printed wiring board, an electronic element provided on a mounting surface of the printed wiring board, and a heat radiation member provided on an opposite side of a side on which the printed wiring board is positioned with respect to the electronic element, the heat radiation member thermally connected to the electronic element. An end portion of the heat radiation member is disposed closer to the printed wiring board than a connection portion with the electronic element in the heat radiation member, in a state where a space is provided between the end portion and the printed wiring board.
US11013100B2 Plasma accelerator
A method of accelerating charged particles in a plasma and an associated plasma accelerator and electromagnetic radiation source, the method including creating a region of non-uniform electric field within the plasma which propagates through the plasma; using the non-uniform electric field to accelerate a first plurality of charged particles in the direction of propagation of the region of non-uniform electric field; and once the accelerating first plurality of charged particles have propagated part-way through the plasma: adding a second plurality of charged particles to the plasma, such that the second plurality of charged particles propagates through the plasma, the second plurality of charged particles create a local distortion in the non-uniform electric field experienced by the accelerating first plurality of charged particles, and the local distortion in the non-uniform electric field propagates through the plasma with the accelerating first plurality of charged particles; and the method also including using the local distortion in the non-uniform electric field to accelerate the first plurality of charged particles in the direction of propagation of the region of non-uniform electric field.
US11013098B2 Process for the partial oxidation of fuels and the device for applying said process
The invention comprises a process for obtaining a gas from a fluid fuel and an oxidising fluid, said process comprising steps in which the incoming fluid is subjected to temperature, photocatalytic action and reaction with catalysts, all this within a device with a tubular structure which the incoming fluid circulates through in a spiral manner, between a fixed bed attached to the walls of the duct and a circulating bed with an ionised gas stream that occupies a central position of the duct, producing a gas obtained.
US11013095B2 System and method for two-level protection for accessing closed and semi-closed enclosures
The system is constituted by physical and electrical barriers, with components of sensing and alarm of the first and of connection and activation of the last, all connected to the internal source constituted by set of batteries or conventional electrical system, the last one provided of batteries pack, for coverage of eventual electrical supply failures, for the length of time considered more convenient by the user. The system prevents access to closed or semi-closed enclosures, so that the detection by the sensing and alarm component of the simple approach of intrusion agent at a distance below that established activates the electrical barrier connection and activation component fed by its own sources or conventional, substitutable by the own sources in case of external supply drop, making the entire energized electric barrier practically impregnable to burglary, due to the discharge of high voltage and low amperage, as appropriate.
US11013094B2 Switch controlled power based lighting control
A method of lighting control includes detecting, by a control device, whether an AC power is available, where the availability of the AC power is controlled by a switch. The method further includes providing, by a driver, a driver power to a light source if the driver power was not provided to the light source when the AC power was last available. The driver generates the driver power from the AC power.
US11013088B2 Three-position operating mode switch
A modular electrical control system for installation in an electrical box of a premises includes a switch module configured to control power delivery to at least one external load, the switch module including a multi-position switch device that changes an operational mode of the switch module to off, toggle mode, or dimmer mode, and a removable user interface module configured to connect to the switch module, receive power from the switch module and display an interface in accordance with a setting of the multi-position switch device.
US11013082B2 Forward converter having a primary-side current sense circuit
A load control device for controlling the amount of power delivered to an electrical load (e.g., an LED light source) includes first and second semiconductor switches, a transformer, a capacitor, a controller, and a current sense circuit operable to receive a sense voltage representative of a primary current conducting through to a primary winding of the transformer. The primary winding is coupled in series with a semiconductor switch, while a secondary winding is adapted to be operatively coupled to the load. The capacitor is electrically coupled between the junction of the first and second semiconductor switches and the primary winding. The current sense circuit receives a sense voltage and averages the sense voltage when the first semiconductor switch is conductive, so as to generate a load current control signal that is representative of a real component of a load current conducted through the load.
US11013080B2 Control device, illumination device, and program for control device
A control device including a CPU is provided. The CPU divides a plurality of pulses into first and second groups, and creates a schedule in which on-timing and off-timing of the plurality of pulses are designated such that off-timing of a first pulse among the plurality of pulses and on-timing of a second pulse among the plurality of pulses are simultaneous with each other. The CPU sets in a timer for counting time, time from a time point where the timer finishes counting the time already set to on-timing or off-timing of a pulse to be first turned on or off after the time point in accordance with the schedule. Further, the CPU turns on or off the pulse in accordance with the schedule when the timer finishes counting the set time.
US11013072B2 Induction coil with dynamically variable coil geometry
A solenoidal induction coil with dynamically variable coil geometry is provided for inductively welding or heating continuous or discontinuous workpieces passing through the solenoidal induction coil in a process line. The coil geometry can change, for example, as the outer dimension of the workpiece passing through the solenoidal induction coil changes or as non-continuous workpieces pass through the solenoidal induction coil in an induction heating or welding process line.
US11013071B2 Cooking apparatus
Disclosed herein is a cooking apparatus including a cooking plate, induction heating coils installed under the cooking plate, a vessel sensor configured to detect a cooking vessel while the cooking vessel is placed on the cooking plate, a driving assembly including a driving circuit configured to generate a driving current and distribute the driving current to each of the induction heating coils, and a sub assembly including a vessel sensing circuit configured to determine one or more of the induction heating coils overlapping the cooking vessel based on an output of the vessel sensor. The sub assembly may be separated from the driving assembly.
US11013069B2 Sliding window assembly
A sliding window assembly, a cable drive system and methods of operating the same, are disclosed. The sliding window assembly includes a guide track and a sliding window movable relative to the guide track. A heating element is coupled to the sliding window for heating the sliding window. A drum of a drive assembly rotates and includes a conductive terminal connected to a power supply of the vehicle. A cable is coupled between the sliding window and heating element and the drum. The drum rotates to mechanically wind or unwind the cable for moving the sliding window. A conductive element is coupled to at least one of the drum and the cable and is electrically connected to the cable and is movable during movement of the sliding window. The conductive element contacts the conductive terminal to provide electrical current to the cable for energizing the heating element.
US11013068B2 Multilayer heating body
A multilayer heating body (1) includes a ceramic substrate (3), an electrode (4), heaters (5, 7), terminals (11, 13, 15, 17), and an electricity supply path (19). Through vias which constitute the electricity supply path include at least one combination of through vias α, β, γ, and δ which meets the following conditions (1) and (2). Condition (1): when the ceramic substrate is viewed from the front surface (3a) side toward the back surface (3b) side, the through via δ is located at a position where the through via δ overlaps the through via β, or in the vicinity of the through via β. Condition (2): when the ceramic substrate is viewed from the front surface side toward the back surface side, the through via γ is located at a position between the through via α and the through via δ, or located at a position where the through via γ overlaps the through via α, or in the vicinity of the through via α.
US11013066B2 Heater
A heater of the present disclosure includes: a columnar heater main body including a ceramic body, and a heat generating resistor embedded within the ceramic body, the heat generating resistor being drawn out at a rear end portion of the ceramic body to a side surface of the heater main body; a tubular metal support member attached to the side surface of the heater main body, the metal support member including a first region joined via a bonding material to the heater main body and a second region spaced away from the heater main body, the metal support member being configured so as to open toward the rear end portion; and a lid body which is disposed between the heater main body and the second region to separate front end-side space and rear end-side space of the heater.
US11013064B2 Multiple active network wireless device
A wireless device capable of using multiple SIM cards to simultaneously communicate with multiple cellular networks is presented. The wireless device is a dual-SIM dual-data active device that is capable of receiving and transmitting data packets over multiple cellular networks simultaneously or at substantially the same time. The wireless device may include a second set of antennas and internal hardware, including a second model and processor enabling the wireless device to communicate with at least two cellular networks. The wireless device may select a cellular network to perform a task, such as complete a call or download a video based on a difference in signal strength between the two or more cellular networks supported by the wireless device.
US11013063B2 User equipment (UE), evolved node-b (eNB) and methods for dynamic hybrid automatic repeat request (HARQ)
Embodiments of a User Equipment (UE), Evolved Node-B (eNB) and methods for communication are generally described herein. The UE may receive downlink control information (DCI) that schedules a transport block (TB) that includes multiple code blocks. The UE may determine a transport block size (TBS) based on the DCI. The UE may attempt to decode the code blocks. The UE may, if the TBS is greater than a predetermined threshold: bundle the code blocks into code block groups for hybrid automatic repeat request (HARQ) acknowledgement; and transmit a HARQ bit per code block group. The UE may, if the TBS is less than or equal to the threshold, transmit a HARQ bit that indicates whether a decode failure has occurred for at least one of the code blocks of the TB.
US11013061B2 Communication method and communication device
There is provided a communication method for a coordinator communication device, including generating a first scheduling element to be used by a first communication device and a second scheduling element to be used by a second communication device; and transmitting the first and second scheduling elements to the first and second communication devices. The second scheduling element includes a second allocation indicating a time-frequency resource allocated to the second communication device. The first scheduling element includes a first allocation indicating a time-frequency resource allocated to the first communication device and optionally includes a first virtual allocation that is a duplicate of the second allocation. The first communication device performs communication in accordance with a first communication system using a first frequency band, and the second communication device performs communication in accordance with the first communication system or a second communication system using a second frequency band that includes the first frequency band.
US11013059B2 Handling RRC connection release
According to certain embodiments, a method for use in a wireless device comprises receiving a release message from a network node operating in a network. The release message comprises a first release token and an instruction to release a radio resource control (RRC) connection. The method comprises determining whether the first release token passes verification and determining an action to perform based on whether the first release token passes verification. In response to a determination that the first release token passes verification, the action comprises releasing the RRC connection.
US11013054B2 UE-assistance to support multiple systems based on frequency band combinations
A wireless device sends a first radio resource control (RRC) message to a first base station. The first RRC message may indicate one or more first frequency band combinations that the wireless device is capable of communicating with the first base station. During an RRC connection with the first base station, a cell of a second base station for monitoring one or more downlink channels may be selected. One or more second frequency band combinations may be determined based on: one or more operating frequency bands of the cell; the one or more first frequency band combinations; and radio transceiver capability of the wireless device. During the RRC connection with the first base station, a second RRC message indicating the one or more second frequency band combinations may be transmitted to the first base station.
US11013052B2 Methods and systems for multicast-broadcast session release and modification
Methods and Systems for modifying or releasing a Multicast/Broadcast (MB) session for delivery of MB Data to a plurality of Electronic Devices (EDs) connected to a (Radio) Access Network (R)AN node is disclosed. The method includes receiving one or more triggers, and instructing the various network functions and (R)AN nodes to modify (or release) the MB session dependent on the received trigger.
US11013050B2 Wireless communication headset system
The wireless communication headset system is a private communication system. The wireless communication headset system comprises a wireless routing device, a plurality of communication stations, and a plurality of wireless communication links. The wireless communication headset system supports audio and text-based communication between the plurality of communication stations. The wireless communication headset system supports a broadcast model of communication. The wireless routing device establishes a wireless communication link selected from the plurality of wireless communication link with each individual communication station contained in the plurality of communication stations. The wireless routing device is a repeater that receives a message from any first individual communication selected from the plurality of communication stations and retransmits the message to each individual headset remaining in the plurality of headsets.
US11013047B2 Adaptive wide area network link assessment
A device implementing an adaptive wide area network (WAN) link assessment system may include a processor configured to transmit data to a WAN over a first link on a first wireless interface. The processor may be configured to, responsive to a determination based on connection information that a first escalation condition is satisfied, configure the first link to provide expanded connection information. The processor may be configured to, responsive to a second determination based on the expanded connection information that a second escalation condition is satisfied, perform a probe operation with respect to a server on the WAN over the first link. The processor may be further configured to, when the probe operation is not successfully completed within a predetermined amount of time, begin to transmit the data to the WAN over the second link on the second wireless interface.
US11013045B2 Mobile device and method of pairing the same with electronic device
Example methods and devices are provided of pairing glasses with an electronic device is provided. The glasses store identification information and device information regarding a plurality of electronic devices, the device information being usable to pair the glasses with the plurality of electronic devices. The glasses obtain an image of at least one electronic device via a camera of the glasses. The glasses extract identification information of the at least one included in the image. The glasses select the electronic device based on the extracted identification information and the stored identification information. The glasses pair with the electronic device based on the device information of the electronic device.
US11013043B2 Methods and apparatus for routine based fog networking
Methods and apparatus for organizing a distributed network based on routine usage data. In one exemplary embodiment, devices analyze routine usage data via e.g., machine learning and/or other heuristics to determine a set of routine rules and/or routine trigger conditions. Multiple devices may be assigned routine rules and/or routine trigger conditions that establish a fog network. Various described embodiments may incorporate time-shifted control plane operation and/or ledger-based control plane operation; these variants do not require central network management. Other optimizations may include dynamic selection of network topologies and/or routing technologies.
US11013041B2 5G NR enhanced physical downlink control channel
This document describes techniques and apparatuses for a Fifth Generation New Radio (5G NR) enhanced Physical Downlink Control Channel (PDCCH). These techniques include a user device transmitting a request to a base station for a UE-specific PDCCH format. In aspects, the user device transmits an uplink Radio Resource Control (RRC) message or a Medium Access Control (MAC) Control Element (CE). The base station can then grant the user device a particular PDCCH format, based on the request, by using downlink RRC messages or a MAC CE. This allows the user device to identify the UE-specific PDCCH format and an appropriate aggregation level with which to decode messages on the PDCCH. These techniques reduce the amount of power consumed when decoding the messages on PDCCH in comparison to conventional techniques that rely on blind decoding.
US11013037B2 Method and devices of performing a random access procedure between a user equipment, UE, and a radio access network of a telecommunication network
Method of performing a random access procedure between a User Equipment, UE, and a radio access network, wherein two access nodes comprise different sets of signature sequences, wherein said signature sequences are used, by said access nodes, to differentiate requests coming from different UEs, said method comprising the steps of receiving a random access request from said UE, wherein said random access request comprises a signature sequence, determining that said random access request is intended for said first radio access node based on said signature sequence comprised by said request, receiving, from a second access node, said random access request, thereby indicating that said second radio access node has also received said random access request from said UE, and sending a response based on said received random access request from said UE and based on said random access request received from said second radio access node.
US11013036B2 Method and apparatus on enhancements of NR random access for unlicensed operations
A method of a user equipment (UE) in a wireless communication network is provided. The method comprises determining a set of time and frequency domain resources to transmit a physical random access channel (PRACH) preamble over a PRACH, determining a format of the PRACH preamble, wherein the PRACH preamble includes one or more repeated preambles based on a sequence and a cyclic prefix (CP) preceding repeated preamble sequences for the one or more repeated preambles, determining a set of time and frequency domain resources to perform a listen-before-talk (LBT) operation in an unlicensed spectrum, determining whether to transmit the PRACH preamble associated with the LBT operation in the unlicensed spectrum, and transmitting, to a base station (BS), the PRACH preamble in the unlicensed spectrum based on a result of the determination of the LBT operation to transmit PRACH preamble.
US11013034B2 System and method for random access communications
A method for operating an access node includes receiving a first random access preamble in a first random access resource, wherein the first random access preamble and the first random access resource at least partially identifies a first beam selected by a user equipment (UE), and wherein the first random access resource is one of a plurality of random access resources assigned to the UE, and determining that first additional information associated with the first beam is needed, and based thereon, sending a first message responsive to the first random access preamble, the first message including a first information set to request the additional information associated with the first beam, and receiving a second message including the first additional information associated with the first beam.
US11013033B2 Spatial reuse clear to send (CTS) within wireless communications
A wireless communication device (alternatively, device) includes a processing circuitry configured to support communications with other wireless communication device(s) and to generate and process signals for such communications. In some examples, the device includes a communication interface and a processing circuitry, among other possible circuitries, components, elements, etc. to support communications with other wireless communication device(s) and to generate and process signals for such communications. A device receives a request to send (RTS) from another device and replies with a clear to send (CTS) when the RTS includes a non-zero-valued network allocation vector (NAV) if one or more conditions make such a response permissible. The device processes other parameter(s) associated with other communications between other devices to determine if a CTS response is permissible even during the other communications between the other devices. If comparison of the other parameter(s) is/are favorably to certain condition(s), the device transmits the CTS.
US11013030B2 Data processing method, apparatus, and system
Embodiments of the present application provide a data processing method, a device, and a system. The method includes: determining a pilot group, where the pilot group includes at least two elements; generating a plurality of data frames including a first data frame and a second data frame, where each data frame carries information used to indicate the pilot group determined by user equipment; and sending a plurality of resource blocks to a network device, where a first resource block carries the first pilot and the first data frame, and a second resource block carries the second pilot and the second data frame.
US11013029B2 Method and apparatus for allocating terminal identifiers based on communication function
A communication means which allocates a terminal identifier to a destination communication apparatus and carries out communication with the destination communication apparatus by use of a plurality of functions including an identifier generation section 152 for generating different terminal identifiers corresponding to a function used and an identifier allocation section 114 having an identifier selecting section 104 for allocation to the destination communication apparatus. Using a plurality of different terminal identifiers (terminal function identifiers), a function to be used between the destination can be specified. Moreover, it is possible to optimize the size of a memory for storing information required for adaptive modulation control.
US11013028B2 Processing uplink grants received during time durations in a wireless device
A wireless device receives uplink grants indicating resources of cells. First uplink grants of the uplink grants are processed as a group according to an order. The group is based on the first uplink grants being received during one or more coinciding time durations that the wireless device is configured to monitor at least one control channel for the cells. The processing comprises multiplexing data of one or more logical channels into transport blocks based on the first uplink grants. The transport blocks are transmitted based on the first uplink grants.
US11013026B2 Data transmission method, terminal and network-side device
The present disclosure provides a data transmission method, a terminal, and a network side device. The data transmission method includes: before an air interface signaling connection is established, sending a data message carrying state transition data to a network side device; receiving a response message returned by the network side device in response to the data message, a data transmission indication included in the response message; when the data transmission indication indicates transmitting, sending an uplink data packet to the network side device.
US11013022B2 Adaptive resource management for robust communication in new radio
The present disclosure provides for adaptive resource management in new radio operations that favors the usage of resources for pilot signals and channel estimation in the transition slots of a slot burst, and the transmission of data in the subsequent slots of the slot burst. A device such as a user equipment (UE) and/or a base station may determine that the UE is operating in a transition state. The device may adapt a first numerology including a first number of symbols per slot used for transmission in the transition slots during the transition state, to a second scaled numerology including a second number of symbols per slot used for transmission in the subsequent slots after the transition state. A ratio of reference signal symbols to data symbol symbols may be greater in the transition slots than in the subsequent slots.
US11013021B2 System information obtaining method, user equipment, and network side device
A system information obtaining method, a UE and a network side device are provided. The method includes: receive first scheduling information of on-demand SI sent by a network side device; obtain the on-demand SI sent by the network side device based on the first scheduling information.
US11013013B2 Method and device for selecting beam in wireless communication system which uses a plurality of antennas
The present invention relates to a method and a device for selecting a beam in a wireless communication system which uses a plurality of antennas such as an array antenna. A method according to one embodiment of the present invention is a method for selecting a transmission beam in a transmission device of a wireless communication device comprising a transmission device having a plurality of transmission array antennas, and a receiving device having receiving array antennas in the same number as the number of transmission array antennas, and the method comprises the steps of: determining antenna pairs by measuring the transmission rate of each of the receiving array antennas of the receiving device, individually for each array antenna; determining the number of transmission array antennas and individual transmission-array-antenna modes so as to transmit data according to the service requirements of data whose transmission is required, when data transmission is required; and transmitting data through the determined transmission array antennas.
US11013007B2 Early transmit beam switching
An apparatus, method, and a computer-readable medium for wireless communication are disclosed. The method including identifying one or more potential times for beam switching within a payload of a symbol. The method also includes determining whether to switch a transmit beam early, a switching configuration, and a switching time based on the one or more potential times for beam switching. The method further includes switching the Tx beam early using the switching configuration and the switching time if deciding to switch the Tx beam early.
US11013004B2 Communication apparatus and method for Discrete Fourier Transforming a time signal to a frequency signal
A communication system includes a communication apparatus and a base station. The communication apparatus includes a Discrete Fourier Transform (DFT) transformer which transforms a time-domain signal into a frequency-domain signal with a DFT size that is a product of powers of a plurality of values; a mapper which maps the frequency-domain signal on a plurality of frequency bands, each frequency band being located at a position separate from position(s) of other(s) of the plurality of frequency bands; and a signal generator which generates a single carrier-frequency division multiple access (SC-FDMA) time-domain signal from the mapped signal. The base station includes a receiver which receives the SC-FDMA time-domain signal; a combiner which generates the frequency-domain signal from the SC-FDMA time-domain signal; and a transformer which transforms the frequency-domain signal into the time-domain signal with an inverse Discrete Fourier Transform (IDFT) having the DFT size.
US11013003B2 Configuring a user equipment to operate in a transmission/reception point (TRP) mode
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a base station (BS) may determine to configure a user equipment (UE) to operate in a transmission/reception point (TRP) mode, wherein the TRP mode is a single-TRP mode or a multi-TRP mode. The BS may configure the UE to operate in the TRP mode based at least in part on a bandwidth part (BWP) switch or a trigger to switch between the multi-TRP mode and the single-TRP mode within a BWP. Numerous other aspects are provided.
US11013002B2 Multi-technology aggregation architecture for long term evolution communications systems
A method, system, and computer program product for transmission of data in a wireless communications system. A first downlink data is transmitted to a user equipment using a first downlink frequency. A first uplink data is received from the user equipment utilizing a first uplink frequency. A second downlink data is transmitted to the user equipment using a second downlink frequency. A second uplink data is received using the first uplink frequency.
US11012997B2 Subframe configuration method and apparatus
A method for communication between a base station and multiple terminal devices in a time division duplex (TDD) mode is disclosed. Prior to communicating with the multiple terminal devices by means of a plurality of frames, the base station performs semi-static configuration on a first group of subframes of the plurality of frames, by sending a system message to the multiple terminal devices, the system message carrying configuration information designating a first group of subframes in every frame of the plurality of frames as being of a first subframe type; for each frame in the plurality of frames, the base station sends downlink control information to a first terminal device of the multiple terminal devices, the downlink control information designating a second group of subframes in said each frame as being of a second subframe type.
US11012995B2 Feedback information transmission method and apparatus
A feedback information transmission method and apparatus, and the method includes receiving, by a terminal device, N pieces of first data from N first transmission points, where the N first transmission points are in a one-to-one correspondence with the N pieces of first data, each piece of first data includes at least one transport block, and the N pieces of first data are carried on a same carrier, where N≥2, and sending, by the terminal device, feedback information of the N pieces of first data on at least one time-frequency resource such that acknowledgement (ACK)/negative ACK (NACK) feedback in coordinated multipoint multi-stream transmission can be implemented.
US11012993B2 Coordinated beam forming for 5G or other next generation network
In 5G, a high degree of automated management and control mechanisms can coordinate various radios in relatively close proximity, via a zone, or in a cluster. Reactive automation coupled with hybrid algorithms utilizing internal radio states and known or expected external events or entities can enable a smart proactive 5G automation. The smart proactive 5G automation can minimize signaling between the radios and provide a hybrid distributed and centralized model utilizing a radio access network intelligent controller to increase spectrum efficiencies. Additionally, the smart proactive 5G automation can provide new service opportunities that can be offered by service providers.
US11012992B2 Method for transmitting and receiving downlink signals between terminal and base station in wireless communication system supporting unlicensed band, and device supporting same
Disclosed are a method for transmitting and receiving downlink signals between a terminal and a base station in a wireless communication system supporting an unlicensed band, and a device supporting same. More specifically, as one applicable embodiment in the present disclosure, the terminal can control/change a monitoring period of a physical downlink control channel on the basis of whether a downlink signal transmission burst is transmitted from a base station, and in response thereto, the base station sets a transmission period of the physical downlink control channel in the downlink signal transmission burst so as to transmit the same to the terminal.
US11012990B2 Method for performing coordinated transmission in wireless communication system and apparatus therefor
A method for performing coordinated transmission in a wireless communication system and an apparatus therefor are disclosed. Specifically, a method for receiving downlink control information (DCI) by a user equipment (UE) in a wireless communication system may comprise the steps of: receiving the DCI from one of a plurality of base stations performing coordinated transmission to the UE; and receiving downlink data scheduled on the basis of the DCI from the plurality of base stations performing the coordinated transmission, wherein a separate transmission layer for the downlink data is transmitted from each base station included in the plurality of base stations, and single piece of information in the DCI indicates a total number of layers scheduled to the UE and demodulation reference signal (DMRS) grouping information associated with the separate transmission layer transmitted from each base station.
US11012989B2 Method and apparatus for sending signal of underwater communication
The present invention relates to underwater communication and, more particularly to a signal transmission method and device which configure and transmit physical channel information such that low-power control is performed in underwater communication. The present invention configures the physical channel information such that a reception node side can check through a combination of preambles whether a signal is provided to itself, when forward direction communication is performed in a centralized underwater communication network. Therefore, the present invention performs the control such that only a relevant reception node requiring data reception performs a demodulation operation, without requiring all reception nodes to always perform demodulation in a forward direction communication process. Through this process, many reception nodes do not perform unnecessary demodulation operations in the forward direction communication process, thereby providing an effect of preventing unnecessary power consumption.
US11012986B2 First communication device, second communication device and methods therein for sending and decoding, respectively, downlink information
Method performed by a first communication device (101) for sending downlink information to a second communication device (102). The first communication device (101) and the second communication device (102) operate in a communications network (100). The first communication device (101) determines (702) whether or not one or more third communication devices (103) operating in the communications network (100) are sending uplink information on an adjacent carrier (142). The adjacent carrier (142) is adjacent to a carrier (141) assigned to the first communication device (101) for sending the downlink information to the second communication device (102). The first communication device (101) sends (703) the downlink information to the second communication device (102) on the carrier (141) when it has determined that the one or more third communication devices (103) are not sending uplink information on the adjacent carrier (142) to the carrier (141).
US11012984B2 Techniques for managing resources for uplink transmissions in a shared radio frequency spectrum band
Techniques are described for wireless communication. A first method includes identifying a first interval for an uplink transmission in a shared radio frequency spectrum band; identifying a second interval for the uplink transmission; comparing the first interval with the second interval; and determining uplink resources to use for the uplink transmission based at least in part on the comparison of the first interval with the second interval. A second method includes transmitting one or more assignments of uplink resources to use for an uplink transmission in a shared radio frequency spectrum band; detecting a duration of the uplink transmission; and identifying uplink resources used for the uplink transmission based at least in part on the detecting.
US11012974B2 Apparatuses for transmission of paging blocks in swept downlink beams
A first apparatus detecting, from a second apparatus, one or more swept downlink beams, wherein each swept downlink beam comprises a synchronization signal block; making a measurement of a signal contained within the synchronization signal block of each detected swept downlink beam; decoding a message contained within the synchronization signal block of each detected swept downlink beam; selecting, based on the measurements and decoded message, a synchronization signal block; determine, based on the selected synchronization signal block, a paging block; detecting, within the paging block, a paging indication; and receiving, based on the paging indication, a paging message.
US11012967B1 System for determining precise location of a sought device by solving the last mile problem
A system for use in locating a sought device such as a smartphone or smart communication device. The system includes a sought device communicatively linked to a communications network. The sought device uses locating technologies to determine an approximate location of the sought device and operates to trigger a locating session and to transmit a message over the communications network including the approximate location. The system includes a seeker device communicatively linked to the communications network operable to receive a message over the communications network including the approximate location of the sought device. The sought device scans for broadcasts from the seeker device, and the seeker device broadcasts a wireless message. The sought device receives the wireless message, determines a signal strength, and transmits the signal strength to the seeker device. The seeker device processes the signal strength to generate an indicator of a location of the sought device.
US11012965B2 Method and system for regional data network configuration in wireless communication network
Disclosed is a 5G or pre-5G communication system for supporting a data transmission rate higher than that of a 4G communication system such as LTE. According to an embodiment of the present invention, a method of a terminal in a wireless mobile communication system comprises the steps of: receiving data network information including data network access permission region information and data network identification information; checking whether the terminal enters a data network access permission region, on the basis of the data network information; and performing a data network access procedure on the basis of the checking result.
US11012964B2 Timing advance control for IAB
In accordance with an example embodiment of the present invention, a method comprising: receiving an indication of a timing difference over a wireless backhaul link, the indication received at a first node in a wireless communication system and received from a second node in the wireless communication system, the timing difference between a first time at which the second node received uplink signal on the wireless backhaul link from the first node and a second time at which the second node transmitted downlink signal on the wireless backhaul link to the first node; determining by the first node a new timing advance based on a current timing advance and on the received timing difference; and using the determined new timing advance for one or more transmissions by the first node over one or more wireless links.
US11012956B2 Methods for flexible resource usage
A method and system for flexible resource control for a wireless transmit/receive unit (WTRU) is disclosed. The WTRU may monitor a first control channel region and receive a first control channel transmission in the first control region indicating boundaries of a plurality of numerology blocks of a carrier. The WTRU may then receive a second control channel transmission in a second control channel of a second control region, wherein the second control channel transmission indicates one or more numerology parameters for at least one of the plurality of numerology blocks. The WTRU may then transmit or receive data based on the one or more numerology parameters of the one or more numerology blocks.
US11012946B2 Modification of buffer status reporting for sustained connection
Wireless communications systems and methods related to modifying a buffer status report (BSR) are provided. In one embodiment, a first wireless communication device determines a BSR based on at least a first data size and a predicted data size. The first wireless communication device transmits to a second wireless communication device, the BSR. The first wireless communication device receives from the second wireless communication device, a scheduling grant in response to the BSR. The first wireless communication device transmits to the second wireless communication device, a communication signal based on the scheduling grant.
US11012939B2 System and method for always on connections in wireless communications system
A method for operating a user equipment (UE) includes determining a first operating state in accordance with a first message traffic generated by a non-session based application executing in the UE, setting a state machine in the UE to the first operating state, and transmitting a first message in accordance with the state machine.
US11012936B2 Systems and methods for dynamic adjustment of intermittent reception parameters in a radio access network
A system described herein may provide a technique for the selection of On Durations, Off Durations, and associated timers for monitoring of downlink traffic for a User Equipment (“UE”). For example, the UE may monitor a Physical Downlink Control Channel (“PDCCH”) according to a first set of On and Off Durations associated with a particular profile selected for the UE, and monitor the PDCCH according to a second set of On and Off Durations associated with the particular profile upon expiration of a timer associated with the first set of On and Off Durations. Machine learning or other suitable techniques may be used to refine the selection of On/Off Durations and associated timers in an ongoing process.
US11012935B2 Control apparatus, paging method, and non-transitory computer-readable medium
A purpose is to provide a control apparatus capable of advancing performing a paging process when packet arrival occurs while the control apparatus arranged in a core network holds two Temporary IDs regarding a communication terminal. A control apparatus (10) according to the present disclosure includes a communication means (12) for preforming a paging process using extended idle-mode Discontinuous Reception (DRX) (eDRX) and a calculation means (11) for determining a timing for paging using a first temporary identifier allocated to a communication terminal (30) and a second temporary identifier allocated to the communication terminal (30) and different from the first temporary identifier, in which the communication means (12) performs a paging process using the first temporary identifier corresponding to a first timing for initial paging.
US11012933B2 Power management by powering off unnecessary radios automatically
A system and method are provided for automatically shutting off or reducing power to certain radios in a client device based on collected wireless network quality parameters. The wireless network quality parameters are collected from wireless networks by various client devices in communication with the wireless networks. The client devices report the wireless network quality parameters to a server. The server collects wireless network quality parameters from a plurality of client devices and analyses the wireless network quality parameters from the plurality of client devices to determine a network quality for the particular wireless networks. The network quality is stored in a network quality database maintained by the server. When it is determined that a device is in an area of weak signal coverage, power to its radio is automatically reduced or shut off until the device leaves the area.
US11012930B2 Dynamic spectrum resource allocation for full spectrum sharing
The present disclosure relates to spectrum resource allocation methods. One example method includes a base station obtains, in real time, a network access request message from a terminal, where the network access request message includes at least one of a network standard supported by the terminal, an access service of the terminal, or QoS of the access service, the base station dynamically allocates spectrum resources to different network standards based on the network access request message, and the base station sends a first network standard access indication message to the terminal, where the terminal accesses a service based on the first network standard access indication message via a corresponding network standard.
US11012928B2 Method and network device for selecting service network, and management device
Embodiments of the present disclosure provide a method, a RAN node, and UE for selecting a service network, and a management device. The method includes: determining a service requirement list of the UE, where the service requirement list includes at least one service required by the UE; determining a service capability list set including a service capability list of at least one service network, where the service capability list includes an identifier of a service network corresponding to the service capability list and includes at least one service supported by the service network; and determining, according to the service requirement list and the service capability list set, a first identifier of a first service network that provides a service for the UE, where a service capability list of the first service network includes all or part of the at least one service in the service requirement list present disclosure.
US11012927B2 Rogue base station router detection with configurable threshold algorithms
One aspect of the patent application is directed to a method for detecting a rogue device in a network. The method includes a step of performing a cellular scan across the network. The method also includes a step of receiving, from the cellular scan, survey data including system information blocks (SIBs) associated with plural devices. The method also includes a step of decoding the SIBS of the devices. The method further includes a step of comparing the decoded SIBs with the predetermined criteria. The method even further includes a step of determining a threshold of the predetermined criteria has been met by the decoded SIBs associated with one of the plural devices. Yet even further, the method includes a step of calculating a confidence level based upon the met threshold of the one device. Lastly, the method includes a step of determining, based on the confidence level, the one device exhibits characteristics of the rogue device.
US11012921B2 Method and apparatus of system information (SI) change notification on unlicensed carrier
A communication method and system for converging a fifth generation (5G) communication system for supporting higher data rates beyond a fourth generation (4G) system with a technology for Internet of things (IoT) are provided. The communication method and system include intelligent services based on the 5G communication technology and the IoT-related technology, such as a smart home, a smart building, a smart city, a smart car, a connected car, health care, digital education, smart retail, security and safety services. A method performed by a base station for transmitting a paging message is provided. The method includes determining a number of paging frames (PFs) in a discontinuous reception (DRX) cycle based on information on paging search space, transmitting, to a terminal, information on the number of PFs in system information block 1 (SIB1), identifying at least one PF based on the number of PFs, and transmitting, to the terminal, at least one paging message in the at least one PF.
US11012920B2 Wireless network host in silent mode
An access point that implements operating modes in which beacons may be selectively disabled. Beacons may be disabled when no device is actively associated through the access point. Beacons may be enabled in response to one or more triggers, which may include events such as a client forming an association through the access point following a probe request message identifying the access point. In addition, active beaconing may be triggered by user input or may occur during periodic brief intervals that allow client devices to discover the network identifier for the access point. Selective control of beaconing may lead to more effective wireless communication, particularly in areas where users congregate with computers implementing soft APs for personal networks.
US11012916B2 Minimum camping level bypass for limited network communications
A mobile device includes a processor and memory storing instructions that cause the processor to effectuate operations. The operations include determining that the mobile device does not meet a camping threshold for a cell of a network, determining that the mobile device is synchronized with the cell, and permitting a limited network communication between the mobile device and the network via the cell. The limited network communication may be limited to text-only communications, emergency communications, or the like.
US11012914B2 Method and apparatus for configuring path in communication system including Xhaul network
Disclosed are a method and an apparatus for configuring a path in a communication system including an Xhaul network. A method for changing a path, performed by a first XDU, may comprise receiving from the XCU a path setup request message requesting to change a first path between the second XDU and the third XDU to a second path between the first XDU and the third XDU; receiving an SN status transfer message including an SN of data for the third XDU from the second XDU belonging to the first path, when the path setup request message is received; receiving from the second XDU the data corresponding to the SN indicated by the SN status transfer message; configuring the second path with the third XDU; and transmitting the data received from the second XDU to the third XDU through the second path.
US11012907B2 Method and system for transferring user equipment in mobile communication system
A method and system for transferring user equipment (UE) in a mobile communication system are provided. According to the method, a source core (CN) network determines to transfer a UE that it serves and sends a transfer instruction carrying UE transfer restriction information to the UE; an access network receives a transfer request that is sent by the UE according to the restriction information carried in the transfer instruction; the access network selects a target CN entity that is different from the source CN entity for the UE; and the UE is transferred to the target CN entity. The method and system provided by the disclosure are applicable to user transferring between CN entities in any communication network. The transferring is initiated by a network side entity, and a more preferable CN entity is selected for the UE to provide a better service.
US11012906B2 Radio terminal, processor, and method for performing cell reselection
A user equipment receives an MBMS service provided using SC-PTM transmission. The user equipment performs a cell reselection operation of selecting a cell to be used as a serving cell of the user equipment while the user equipment is in an RRC idle mode. In the cell reselection operation, the user equipment selects, as the serving cell, a cell having a highest ranking determined based on a radio quality and an offset from among a plurality of cells. In the cell reselection operation, when the user equipment is in an enhanced coverage, the user equipment uses an infinite offset as the offset to be applied to a cell where the MBMS service is provided by the SC-PTM transmission, in response to a predetermined condition for the SC-PTM transmission being satisfied, when the user equipment goes out of the enhanced coverage, stop using the infinite offset.
US11012903B2 Communication system
A UE in an idle state selects any of a group A, to which a cell of which coverage its own device is in, belongs and a group different from the group A, for example, a group B, and then measures cells belonging to the selected group for selecting a cell being a re-selection destination. A UE in a connected state selects any of the group B to which a cell connected with the UE belongs and a group different from the group B, for example, the group A, and measures cells belonging to the selected group for handover.
US11012898B2 Use of a network to commission a second network
A system and method of allowing a new device to join an existing network are disclosed. A configuration tool is used to communicate relevant information from the new network device to the gateway in the existing network using a secondary network protocol different from that used by the primary network. For example, in one embodiment, messages are exchanged between the configuration tool and the new device and between the configuration tool and the gateway using BLUETOOTH®. Once all of the pertinent information has been exchanged, the new device is able to securely join the primary network, which may be based on the IEEE802.15.4 standard.
US11012894B1 Management of carrier usage by relays and CSFB capable UEs
In an example method, a base station determines that a UE is CSFB capable and that the base station is currently serving a relay on a first carrier of a plurality of carriers. The base station provides a coverage area on which to serve UEs, and the coverage area operates on the plurality of carriers. Based on at least the determining that the UE is CSFB capable and that the base station is currently serving the relay on the first carrier, the base station assigns the UE to operate on a carrier of the plurality of carriers other than the first carrier rather than having the UE operate on the first carrier on which the base station is currently serving the relay.
US11012892B2 Resource obtaining method, apparatus, and system
A resource obtaining method, apparatus, and system, wherein the method includes: when a first edge node receives a first resource obtaining request sent by a second edge node, and a first target resource is not locally cached, the first edge node may determine, using shared popularity information of the first target resource, whether the first target resource needs to be cached. The shared popularity information of the first target resource is determined by a quantity of obtaining requests for the first target resource that are received by the first edge node from the first edge node and another edge node. Therefore, it is determined, using the shared popularity information, whether the first target resource needs to be cached.
US11012890B2 Optimal burst transmission times through single modems
The present disclosure generally relates to systems, methods and software for determining an optimal burst transmission time through a modem, such as a cable modem, a wireless access point, a node in a cable network, or a satellite communication link. Particularly, the present disclosure makes it possible for a burst of queued data, defined as data above a certain percentile of a monitored traffic rate, to be transmitted by the modem at a time that provides the best chance of avoiding a collision with a co-occurring burst of data from another user connected to the same modem. In an embodiment, the systems, methods and software disclosed herein use the optimal transmission time to replace a contention window transmission time, at least for bursty data, or they completely eliminate the need for contention windows, at least for bursty data.
US11012882B2 Method for interference measurement in wireless communication system and device therefor
An embodiment of the present disclosure relates to a method for interference measurement in a wireless communication system, and the method is performed by a base station and comprises the steps of: transmitting a resource setting for interference measurement, which is acquired from a neighboring interference base station, to a plurality of terminals, wherein the resource setting includes information on a predetermined beam used in each interference measurement resource; and receiving, from the plurality of terminals, a measurement result obtained by measurement in each interference measurement resource within the resource setting, wherein the measurement result includes indices of N beams in which a highest interference power is measured or indices of N interference measurement resources in which a highest interference power is measured, and N may be an integer of one or greater.
US11012878B2 Beam measuring and reporting method and base station and user equipment using the same
A beam measuring and reporting method adapted for a user equipment for a multibeam wireless communication system is provided. The method includes the following. A beam configuration for a plurality of first candidate beams is received. A channel measurement for each of the first candidate beams is performed in response to receiving the beam configuration. Beam information of at least one selected beam of the first candidate beams is reported in response to receiving the beam configuration.
US11012873B1 Systems and methods for utilizing time series and neural network models to deploy autonomous vehicles for 5G network coverage gaps
A device may receive historical usage data associated with a portion of a wireless network, and may train a model with the historical usage data to generate a trained model. The device may process data identifying a future time period, with the trained model, to forecast a traffic demand during the future time period, and may compare the traffic demand and a traffic capacity of the portion of the wireless network to determine whether the traffic demand is within a threshold of or exceeds the traffic capacity. The device may identify an autonomous vehicle to deploy for the portion of the wireless network when the traffic demand is within the threshold of or exceeds the traffic capacity, and may cause the autonomous vehicle to be deployed for the portion of the wireless network, wherein the autonomous vehicle is to provide a temporary wireless network.
US11012872B1 Method and system for polymorphic algorithm-based network slice orchestration
A method, a device, and a non-transitory storage medium are described in which a polymorphic algorithm-based network slice orchestrator service is provided. The service may manage network slices based on radio access network performance metrics, core network performance metrics, network slice performance metrics, a machine learning framework, and polymorphic algorithms. The service may be applied to a multi-tier network. The service may include management of a data network access point of the network slice on a per-tier basis.
US11012871B2 Apparatus and method
There is provided an apparatus including: an acquisition unit configured to acquire measurement information or position-related information for each of one or more wireless communication devices capable of operating as a mobile station and a base station, the measurement information indicating a result of measurement for a cell by a wireless communication device, the position-related information being related to a position of a wireless communication device; and a selector configured to select a wireless communication device to operate as a base station from among the one or more wireless communication devices based on the measurement information or the position-related information for each of the one or more wireless communication devices.
US11012868B1 Indoor planning for densifying mobility networks
An architecture for providing indoor planning data that can be used to increase the density of mobility networks. A method can comprise receiving, via network equipment, resource exhaustion data indicative of radio spectrum usage within a determined bin representing a defined geographic area; receiving, via the network equipment, traffic data associated with the determined bin, wherein the traffic data indicates a volume of data flowing into the determined bin; receiving, via the network equipment, coverage data representing a quality of service metric data indicative of a determined reference signal receive power metric; and based on applying a ranking process to the resource exhaustion data, the traffic data, and the coverage data, generating a ranked list of structures, wherein a structure of the ranked list of structures includes the determined bin.
US11012864B2 Machine-learning framework for spectrum allocation
The disclosed embodiments provide improved methods and systems for predicting spectrum allocation in a wireless access network. The method may comprise receiving data associated with an access point (AP), creating, based on the received data and a machine learning algorithm, a decision model for predicting whether to allocate spectrum to the AP, generating a prediction, using the decision model, whether to allocate spectrum to the AP, and sending the prediction to a spectrum access system (SAS) in the wireless access network. The SAS may be configured to allocate spectrum to the AP based on the prediction.
US11012859B2 Secure boot and software upgrade of a device
A method of securely resetting a first device comprising a UICC, the method comprising providing a secure reset control application to a secure element of the UICC of the first device wherein the secure reset control application is capable of commanding the UICC to provide notification indicative of a secure reset of the first device being requested if a corresponding signal is received from a remote management server; and/or communication between the secure reset control application and a remote management server cannot be established for a predetermined period of time and upon the next first device reset, determine whether a secure reset has been requested.
US11012858B1 Endpoint computing device network slice secure certificate provisioning and management system
An endpoint computing device network slice certificate provisioning and management system includes a core network system that is coupled to a Radio Access Network (RAN) system and configured to allocate a plurality of a network slices and make each of the network slices available for use in wireless communications via the RAN system. An endpoint computing device is configured to establish a first network connection with a first network slice included in the plurality of network slices and perform, via certificate provisioning wireless communications over the first network connection with the first network slice, certificate provisioning operations to provision a certificate for the endpoint computing device. The endpoint computing device may then use the certificate to verify at least one server device to provide at least one verified server device, and perform secure network communications with the at least one verified server device.
US11012857B1 Fifth generation core (5GC) authentication for long term evolution (LTE) data service
A Fifth Generation Core (5GC) Long Term Evolution (LTE) network authenticates a wireless User Equipment (UE) for LTE data service using a 5GC Subscriber Concealed Identifier (SUCI). A Mobility Management Entity (MME) receives the 5GC SUCI and transfers the 5GC SUCI to a 5GC authentication system. The 5GC authentication system determines a 5GC Subscriber Permanent Identifier (SUPI) and authentication vector based on the 5GC SUCI. The 5GC authentication system transfers the 5GC SUPI and the 5GC authentication vector to the MME. The MME exchanges 5GC authentication data with the UE. The MME authenticates the UE based on the 5GC authentication vector and the 5GC authentication data. In response to the 5GC authentication, the MME initiates the LTE data service for the UE based on the 5GC SUPI.
US11012855B2 Anchor key generation method, device, and system
An anchor key generation method, device, and system, where the method includes generating, by a user equipment, an intermediate key based on a cipher key (CK), an integrity key (IK), and indication information regarding an operator; generating, by the user equipment, an anchor key based on the intermediate key; generating, by the user equipment, a key (Kamf) based on the anchor key; and deriving, by the user equipment, a 3rd Generation Partnership Project (3GPP) key based on the Kamf.
US11012852B2 Cellular service account transfer error recovery mechanisms
Embodiments described herein relate to mechanisms for error recovery during transfer of cellular service credentials between two mobile wireless devices. Transfer of credentials includes communication between a source device, a target device, and/or one more network-based servers. Authentication can be based on one or more tokens obtained by the source device and provided to the target device. Error recovery can include using redirection to different servers, providing alternative information for authentication, and storage and subsequent retrieval of information to restart or complete a credential transfer process.
US11012848B2 Methods for handling radio access network notification area (RNA) update configuration upon reject
A wireless device handles area update reports. The wireless device initiates a radio network area update, RNAU, responsive to detecting that the wireless device has entered a cell not belonging to a radio network area, RNA, configured for the wireless device. The wireless device receives, from the wireless network, a message indicating that the wireless device's attempt to perform the RNAU has been rejected. The message includes or is accompanied by an indication that a wait time value is applicable. Responsive to the message, the wireless device sets a reject wait timer to the wait time value and performs the RNAU upon expiry of the reject wait timer. In some embodiments, the wireless device sets a periodic RNAU timer to the wait time value, responsive to the message, and performs the RNAU upon expiry of the reject wait timer and the periodic RNAU timer.
US11012847B2 Method, apparatus, and computer readable medium for switching between lower energy and higher energy wireless communication techniques
Methods, apparatuses, and computer-readable media for a wireless communication device switching between lower energy and higher energy wireless communication techniques are disclosed. The wireless communication device includes processing circuitry to: receive a packet in accordance with a lower energy wireless peer-to-peer (P2P) network communication technique from a service provider wireless device, wherein the packet indicates one or more services provided by the service provider wireless device. The processing circuitry may be further to: determine to switch to a higher energy wireless P2P communication technique to communicate with the service provider wireless device based on a determination that a target service is provided by the service provider wireless device. The processing circuitry may be further to: perform a connectivity setup with the provider wireless device to use the target service in accordance with the higher energy wireless P2P communication technique.
US11012844B2 Peer-to-peer emergency communication using public broadcasting
A method for emergency communication includes encoding a message for visual display including a message to field and a message from field. The visual display is revealed to a reading device in communication with a broadcast center, which stores the visual display. The messages are decoded and sorted from visual displays at the broadcast center. On an index channel, a time and channel number for when a message body of the message will be broadcast on a message channel is broadcasted. The message body is broadcasted on the message channel.
US11012840B2 Wireless communication device and wireless communication method
Disclosed are a wireless communication device and a wireless communication method. The wireless communication device according to one embodiment comprises one or more processors. The processors are configured so as to: on the basis of auxiliary dissemination limitation information about a source device as an information dissemination source, acquire device information about candidate devices capable of establishing direct communication with the source device; on the basis of the locations of the source device and the candidate devices, select a target device for establishing direct communication with the source device from the candidate devices; and determine a transmission resource for direct communication with the target device and generate a transmission resource scheduling indication.
US11012833B2 Method for transmitting V2X message in wireless communication system, and apparatus thereof
Disclosed is a method for transmitting a V2X message in a wireless communication system, and an apparatus therefor. Specifically, a method by which a first user equipment (UE) transmits a V2X message in a wireless communication system that supports V2X communication comprises the steps of: receiving, from a plurality of second UEs, a plurality of V2X messages; generating a specific V2X message based on the plurality of received V2X messages; and transmitting, to at least one third UE, the generated specific V2X message, wherein each of the plurality of received V2X messages can include a common information element related to the plurality of second UEs, and a dedicated information element configured for each terminal; and the specific V2X message can include a plurality of dedicated information elements that have been received from the plurality of second UEs and that correspond to the plurality of second UEs, and the common information element.
US11012832B2 Metric for evaluating indoor positioning systems
A method, apparatus, computer program or system includes obtaining fingerprints including a piece of position information and gathered in a venue; determining a first metric based on the fingerprints indicative of a quality value of the obtained fingerprints that indicates for each piece of position information of the fingerprints whether or not the quality and/or a quantity of the obtained fingerprints with respect to the piece of position information is sufficient; determining a second metric based on the obtained fingerprints indicative of a quality value of an infrastructure of the venue, the fingerprints are gathered from one or more radio nodes of the infrastructure, and the second metric indicates for each of the pieces of position information of each of the respective fingerprints whether or not the quality of the infrastructure is sufficient; determining a third metric indicative of an evaluation of the quality of the infrastructure of the venue based on the second metric; and outputting the first metric, the second metric and/or the third metric.
US11012831B2 Distributed multi-band wireless networking system
Disclosed is a dedicated control channel for a WLAN network. A number of access points are networked together and communicate data necessary to propagate the WLAN over a backhaul channel, however a dedicated radio on each access point is used to communicate control information between the access points. The control information is communicated over a control channel that is different from the client facing channels or bands, and the backhaul channel. In some embodiments, the control channel is sub 1 GHz.
US11012828B2 Multiple user profiles and personas on a device
A mobile device is configurable to accommodate multiple personas and associated profiles. Once the mobile device is triggered to configure itself with a selected persona/profile, no more information is required by a user (the provider of the trigger) of the mobile device. Each persona/profile is autonomous from any other persona/profile with which the mobile device can be configured. A persona is indicative of a personality, role, or identity portrayed by the device, such as a phone number, for example. A profile is indicative of functions associated with a persona. The mobile device is easily reconfigured via simple UI operations.
US11012826B2 Method and apparatus for transmitting a mission critical data message in a communication system
A method and an apparatus are provided for transmitting a mission critical data (MCData) notification message by a first user equipment (UE) in a communication system by generating an MCData notification message to share disposition information and transmitting the MCData notification message to a second UE. The MCData notification message includes at least one of a notification message identity information element to identify a type of the MCData notification message, a date and time information element to indicate a time when the MCData notification message was sent, a conversation identifier (ID) information element to identify a conversation, and a message ID information element to identify the MCData message within the conversation.
US11012824B2 Communicating multiple instances of a message in a random medium access control system
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a receiver may receive a first instance of a first message, wherein the first instance of the first message includes an indication of a plurality of resource sets to be used to communicate a corresponding plurality of instances of the first message, wherein each instance, of the plurality of instances, includes a copy of the first message; identify a resource set used to communicate a second instance of the first message based at least in part on the indication; and perform interference cancellation to obtain a second message based at least in part on identifying the resource set used to communicate the second instance of the first message. Numerous other aspects are provided.
US11012823B1 Delivering information to a non-active user of a communication device
A method, a computing system, and a computer program product for sending a message to a non-active user of a first communication device. The method includes receiving, via a processor of a computing system, a message for a non-active user of a first communication device. The first communication device is associated with an active user and the non-active user. The method further includes receiving, from the first communication device, user presence data for the non-active user and for the active user and determining, based on the user presence data, if the non-active user is in proximity to the first communication device. In response to determining that the non-active user is in proximity to the first communication device, the first communication device is designated as a recipient communication device to deliver the message to the non-active user and the message is delivered, via the first communication device, to the non-active user.
US11012808B2 In-vehicle terminal and ride-sharing control method
An in-vehicle terminal mounted in a vehicle includes a controller configured to: transmit a radio signal indicating that it is possible to share a ride in the vehicle; upon receipt of the radio signal from a user terminal that has received the radio signal, transmit information relating to the vehicle to the user terminal; and receive information indicating a result of determination of whether or not a user of the user terminal can join the ride in the vehicle, the determination being made using the information relating to the vehicle, from the user terminal.
US11012806B2 Multi-adapter support in the cloud
In an example embodiment, zone information is received from a distributed database, the zone information including a mapping between each of a plurality of client applications and a corresponding zone. Then a first adapter is assigned to a first client application based on the mapping. A second adapter is then assigned to a second client application based on the mapping. When data is received from the first client application, the data from the first client application is parsed using the first adapter, producing output to a search core and an indexing core associated with a zone corresponding to the first client application.
US11012802B2 Computing system for binaural ambisonics decoding
A computing system that facilitates decoding a spherical harmonics (SH) representation of a three-dimensional sound signal to a binaural sound signal is described herein. The computing system generates a binaural sound signal based upon the SH representation, a tapering window function that is selected based on an SH encoding order of the SH representation, and a coloration compensation filter that incorporates the tapering window function. The computing system causes the binaural sound signal to be played over at least two speakers.
US11012790B2 Flipchip package
A system and method for the manufacture of flipchip microelectromechanical system devices. A method comprises forming a cavity from a first surface of a rigid back through to a second surface of the rigid back, depositing an anisotropic conductive film over the first surface of the multilayer rigid back to conform to a contour of a microelectromechanical system device, positioning the a microelectromechanical system device over the cavity formed in the multilayered rigid back, and causing contact of the microelectromechanical system device with the anisotropic conductive film deposited over the first surface of the multilayer rigid back.
US11012787B2 Piezoelectric element, piezoelectric microphone, piezoelectric resonator and method for manufacturing piezoelectric element
A piezoelectric element includes a first piezoelectric layer which has a first polarization axis direction in a thickness direction of the first piezoelectric layer and is made of AlN. A second piezoelectric layer made of GeAIN which is deposited on the first piezoelectric layer and has a second polarization axis direction opposite to the first polarization axis direction. A first electrode is provided on a side of the first piezoelectric layer which is opposite from a side where the second piezoelectric layer is disposed. A second electrode provided on a side of the second piezoelectric layer which is opposite from a side where the first piezoelectric layer is disposed.
US11012786B2 Armature-based acoustic receiver having improved output and method
A pre-distorted electrical excitation signal is generated for an acoustic transducer having an armature and a non-linear transfer characteristic by applying an electrical input signal (x) representative of a desired acoustic output to a computable non-linear function that is a function of the electrical input signal (x). When applied to an input of the transducer, the pre-distorted electrical excitation signal results in an improved acoustic output signal.
US11012783B2 Yoke for speaker having heterogeneous material and iron-based material integrally molded, method of manufacturing the same, and speaker apparatus including yoke for speaker
A yoke for the speaker includes: a parent member molded of an iron-based powder; and a heterogeneous material molded of a metal powder having a higher conductivity and a lower magnetic susceptibility than the iron-based powder, wherein the heterogeneous material is integrally disposed on at least one of a part of a surface of the parent member, or an internal portion of the parent member, or both, and the heterogeneous material diverts an eddy current generated in the parent member.
US11012781B2 Display apparatus
A display apparatus includes a display panel configured to display an image; a rear structure supporting the display panel and including a through hole in a thickness direction; a vibration generating device including at least one sound generating module in the through hole to vibrate the display panel; a vibration transfer member between the display panel and the vibration generating device, the vibration transfer member configured to transfer a vibration of the vibration generating device to the display panel; and a buffer member on one of the display panel and the rear structure.
US11012780B2 Speaker system with customized audio experiences
Various aspects include approaches for providing customized audio experiences in a speaker system. In some implementations, computer-implemented methods of controlling a plurality of customized audio experiences for a speaker system are disclosed. In other implementations, an at-home speaker system is configured for customized audio experiences.
US11012776B2 Volume adjustment model development
Controlling the volume of a Virtual Personal Assistant (VPA) by receiving radio frequency (RF) data associated with a user, identifying a location of a user relative to the VPA, creating a volume adjustment model using the data and VPA data, tracking movement of the user based on the data, and adjusting a volume of the VPA according to the volume adjustment model.
US11012771B2 Earphone
The present invention provides an earphone, including: an earphone base; an earphone plug, where the earphone plug is disposed on the earphone base; an eject pin configured to remove a card tray of a mobile terminal, where the eject pin is disposed in the earphone plug and the eject pin is connected to the earphone base by using a spring; and a pin controller, where the pin controller is connected to the earphone base, and the pin controller controls the eject pin to extend out of the earphone plug along an axial direction of the earphone plug or to retract into the earphone plug.
US11012769B2 Display apparatus
A display apparatus may include a display panel including a display area configured to display an image, and a non-display area, an optical module on a rear surface of the display panel, at least one first sound generator on a rear surface of the optical module, and at least one second sound generator in the non-display area and between the display panel and the optical module.
US11012765B2 Methods and systems for managing connector arrays
A system is configured to manage connectors configured to engage with corresponding connector ports. The system maintains the relative position of the connectors. For example, the connectors can be plugged into, or unplugged from, a network component, while retaining a desired arrangement. In some embodiments, the system includes one or more connector blocks, one or more cable blocks, one or more crossbars, one or more latching mechanisms, or a combination thereof. The connector blocks engage the connector tab of each connector, allowing the connector to be inserted/removed without a user having to engage/disengage each connector tab by hand. The cable blocks maintain a relative position among connectors and cables. The crossbar rigidly couples the connector blocks together and provides a rigid connection to a mounting reference such as, for example, a standard networking rack. The latching mechanisms secure and release the crossbar from the mounting reference.
US11012764B2 Interrogation signal parameter configuration
An identity of a container coupled to a content level sensor device is received. A plurality of signal parameters associated with the container is identified. The signal parameters are transmitted to the content level sensor device, wherein the signal parameters are indexed according to a level of content in the container.
US11012762B2 Subsea oilfield communications system
A method for transmitting signals in a subsea environment includes determining that a quality of an acoustic signal is below a threshold. The acoustic signal travels from a first device, through water in the subsea environment, to a second device. A parameter of the first device, the second device, or both is then adjusted to improve the quality of the acoustic signal when the quality of the acoustic signal is below the threshold.
US11012759B2 Webcasting method, device and storage medium of media file
A webcasting method of a media file is provided, including obtaining media data in the media file from a server by a player built-in a webpage, constructing fragmented media files containing the media data by the player, sending the fragmented media files to a media source extension interface by the player, and invoking a media element of the webpage by the media source extension interface for playing; the player plays the media file in the webpage, and the media file adopts a non-streaming media encapsulation format. A webcasting device and a storage medium of a media file are further provided.
US11012758B2 Cross-channel digital and IOT advertising triggered by cable TV cue message
Digital cross-marketing into digital channels is triggered by a cue message in a linear and non-linear television programming stream. The cue message provides advance warning to a local service provider about an upcoming break in the programming stream and also provides information about the break. In addition to triggering insertion of a local ad into the programming stream in accord with the instructions in the cue message, the cue message also initiates action to run one or more ads in other digital media. For example, the cue message may trigger ads in mobile media, Internet-based media, the Internet of Things, and other media.
US11012756B2 Capture and sharing of broadcast media
Disclosed herein are system, method, and computer program product embodiments for the solid state capture of broadcast media. Multimedia content is received by a first tuner over one or more channels. A request is received from a networked device for the multimedia content from a particular one of the channels. The requested multimedia content is unavailable to a second tuner of the networked device. The requested multimedia content is provided over a network to the networked device.
US11012753B2 Computerized system and method for determining media based on selected motion video inputs
Disclosed are systems and methods for improving interactions with and between computers in content searching, generating, hosting and/or providing systems supported by or configured with personal computing devices, servers and/or platforms. The systems interact to identify and retrieve data within or across platforms, which can be used to improve the quality of data used in processing interactions between or among processors in such systems. The disclosed systems and methods provide systems and methods for automatically determining and suggesting media for a user based on a determined state of the user. The state determination of a user is based on user input respective to media representing specific categories of moods.
US11012751B2 Methods, systems, and media for causing an alert to be presented
Systems and methods for customizing video include providing a portion of video to an electronic display and identifying a character or personality in the portion of video. A request to perform an action regarding the portion of video may be detected and the action may be associated with the identified character or personality. The action may be performed on a second portion of video in response to the character or personality being identified in the second portion of video.
US11012750B2 Method for configuring a multiviewer as well as multiviewer
A method for configuring a multiviewer of at least one service having at least one sensor providing a sensor signal, comprising: specifying at least one characteristic feature, extracting for each of the at least one sensor signals at least one characteristic feature vector representing at least the at least one characteristic feature of the sensor signal, and arranging the sensors signals in a two-dimensional matrix in such a manner that a distance is minimized, the distance being the distance between at least one characteristic feature vector of one of the sensor signals and the corresponding characteristic feature vector of at least one neighboring sensor signal, the at least one neighboring sensor signal being an adjacent neighbor to the one sensor signal in the matrix. Further, a multiviewer is shown.
US11012749B2 Recommendation engine apparatus and methods
Recommendation engine apparatus and associated methods provide content compiled from various sources and selected to match user preferences. In one embodiment, the recommendation apparatus comprises a headend entity; in another, it is co-located on a user's CPE. In one embodiment, the recommendation engine creates content records from content metadata for comparison to a user profile. The user profile is pre-programmed; however has the ability to dynamically shift toward a user's preferences as the user takes actions regarding content. Client applications are utilized to compile and present content; feedback mechanisms are utilized to enable “learning” from user activities to generate more precise recommendations as well as to “unlearn” stale preferences. Recommended content is displayed in the form of a playlist, or as a continuous stream on a virtual channel, or presented in an electronic program guide. A business rules “engine” useful in implementing operational or business goals is also disclosed.
US11012747B2 Controlling an operation of an application based on application information table
Provided is an information processing apparatus including: a broadcast receiver capable of receiving a broadcast signal; and a controller configured to obtain at least information used to control an operation of an application, the application using a broadcast signal received by the broadcast receiver and an application information table describing information indicating a type of the application, and to control the operation of the application by the type based on the obtained application information table.
US11012739B2 Method and device for recognizing content
Provided is a method, performed by a device, of recognizing content, the method including selecting a template to be used for recognizing content displayed on the device when a type of a content service that provides the content to the device is determined; capturing a screen of the device when a control signal is received by the device; determining whether the captured screen corresponds to a gateway page; determining whether the captured screen corresponds to the selected template when the captured screen corresponds to the gateway page; and generating a template corresponding to the content service, based on the captured screen, when the captured screen does not correspond to the selected template.
US11012735B2 Apparatus and method for recording content
Methods, computer readable media, and apparatuses for switching streams in response to detecting a start trigger are presented. A program's start trigger indicating that the program is upcoming may be detected on a first stream, and in response to detecting the start trigger on the first stream, a second stream containing the program may be switched to. The program may be a video program. Segment triggers may be detected and may be used to selectively record and/or delete segments of the program according to a priority scheme. Multiple start triggers may be detected at decreasing time intervals. The existence of a recording conflict may be determined based on a program's start trigger and a user may be alerted of the recording conflict.
US11012734B2 Interactive video distribution system and video player utilizing a client server architecture
An interactive video distribution system and video player are described. A client server arrangement may be used for providing a video player and video content to a client device. The video player may display navigation images enabling navigation to specific portions of the video content by activating a corresponding navigation image. The video player may also enable the sharing of a segment of the video with other video players, enabling the video players to play the streamed segment of the video without having to play the entire video, thereby reducing network bandwidth usage. The video player may be embeddable. The server may associate searchable tags with respective video segments.
US11012733B2 Device controller, computer readable storage medium, and remote control system
A device controller includes: a determination unit that determines an active device out of a first device including a plurality of ports connectable to a prescribed terminal and a second device connected to the first device through the ports; and a communication unit that transmits to a remote control device a control signal for allocating the active device determined by the determination unit to a device to be operated.
US11012732B2 Voice enabled media presentation systems and methods
Various embodiments facilitate voice control of a receiving device, such as a set-top box. In one embodiment, a voice enabled media presentation system (“VEMPS”) includes a receiving device and a remote-control device having an audio input device. The VEMPS is configured to obtain audio data via the audio input device, the audio data received from a user and representing a spoken command to control the receiving device. The VEMPS is further configured to determine the spoken command by performing speech recognition on the obtained audio data, and to control the receiving device based on the determined command. This abstract is provided to comply with rules requiring an abstract, and it is submitted with the intention that it will not be used to interpret or limit the scope or meaning of the claims.
US11012728B2 Predictive allocation of multimedia server resources
A system that incorporates teachings of the present disclosure may include, for example, a dispatch system having a controller element to receive from a communication device a first wireless message including a location coordinate and a request for taxicab service, and determine available taxicab services according to the location coordinate and the request. Additional embodiments are disclosed.
US11012726B2 Measuring video-content viewing
A computer-implemented method of using video viewing activity data as input to an aggregation engine built on the Hadoop MapReduce framework which calculates second-by-second video viewing activity aggregated to the analyst's choice of (a) geographic area, (b) video server, (c) video content (channel call sign, video program, etc.), or (d) viewer demographic, or any combination of these fields, for each second of the day represented in the video viewing activity data. Also calculates overall viewing for use as a denominator in calculations. The source data may be extracted from a database defined according to the Cable Television Laboratories, Inc. Media Measurement Data Model defined in “Audience Data Measurement Specification” as “OpenCable™ Specifications, Audience Measurement, Audience Measurement Data Specification” document OC-SP-AMD-I01-130502 or any similar format. These metrics provide detailed data needed to calculate information on customer viewing behavior that can drive business decisions for service providers, advertisers, and content producers.
US11012722B2 System and method for securely transferring data
According to one example, a system includes a first computing device that includes one or more processors configured to receive a request, from a second computing device, for data; generate a first encryption key; and encrypt the requested data using the first encryption key. The one or more processors are further configured to determine a first set of tokens; determine, from the first set of tokens, a plurality of tokens for the first encryption key; generate a packet comprising the encrypted requested data, and further comprising the plurality of tokens; and transmit the packet for receipt by the second computing device.
US11012721B2 Method and apparatus for envelope descriptor in moving picture experts group network based media processing
A method of processing media content in Moving Picture Experts Group (MPEG) Network Based Media Processing (NBMP), includes obtaining multiple tasks for processing the media content, each of the multiple tasks having an envelope descriptor indicating, for a respective one among the multiple tasks, a message identifier (ID), a message priority and a sender ID of a sender, determining whether repeated tasks exist among the obtained multiple tasks, based on the message ID and the sender ID of each of the obtained multiple tasks, based on the repeated tasks being determined to exist, processing the media content, using one among the repeated tasks that has a highest priority among the message priority of each of the repeated tasks, and based on the repeated tasks being determined to not exist, processing the media content, using the obtained multiple tasks.
US11012710B2 Techniques for intra prediction for 360 image and video coding
A method of decoding a coded image or a coded picture in a coded video sequence, into a picture representing a projection on a planar surface of a non-planar surface, is provided, and the method is performed by a decoder employing intra prediction. The method includes obtaining an intra prediction mode indicative of an intra prediction direction, for a block of the picture, determining at least one non-straight curve representative of a straight line on the non-planar surface, based on the projection and the obtained intra prediction mode, and creating, for the block, prediction samples along the determined at least one non-straight curve, from at least one boundary sample along the determined at least one non-straight curve.
US11012709B2 Conditional signaling of reference picture list modification information
Innovations in signaling of reference picture list (“RPL”) modification information. For example, a video encoder evaluates a condition that depends at least in part on a variable indicating a number of total reference pictures. Depending on the results of the evaluation, the encoder signals in a bitstream a flag that indicates whether an RPL is modified according to syntax elements explicitly signaled in the bitstream. A video decoder evaluates the condition and, depending on results of the evaluation, parses from a bitstream a flag that indicates whether an RPL is modified according to syntax elements explicitly signaled in the bitstream. The condition can be evaluated as part of processing for an RPL modification structure that includes the flag, or as part of processing for a slice header. The encoder and decoder can also evaluate other conditions that affect syntax elements for list entries of the RPL modification information.
US11012707B2 Method and apparatus for video coding
Aspects of the disclosure provide methods and apparatuses for video encoding/decoding. In some examples, an apparatus includes processing circuitry for video decoding. The processing circuitry decodes prediction information for a first block in a current picture from a coded video bitstream. The prediction information is indicative of an inter prediction mode that determines a first motion vector for the first block from a motion vector predictor. The processing circuitry then constructs, in responses to the inter prediction mode, a candidate list of candidate motion vector predictors with an exclusion from a second block that requires an operation to finalize a second motion vector for the second block in a motion vector derivation. Then, the processing circuitry determines, based on the candidate list, the first motion vector for the first block, and reconstructs the first block according to the first motion vector for the first block.
US11012706B2 Encoder, decoder, encoding method, and decoding method
An encoder includes circuitry and memory connected to the circuitry. In operation, the circuitry: selects a first table to be used for a current partition to be encoded in an image of a video, from among tables that are used to correct a base motion vector in a predetermined direction using a correction value specified by an index, the tables including correction values having varying differences between indexes; writes a parameter indicating a first index to be selected from among indexes included in the first table; and encodes the current partition using the base motion vector corrected using a correction value specified by the first index.
US11012704B2 Method and apparatus for video coding
Aspects of the disclosure provide methods and apparatuses for video encoding/decoding. In some examples, an apparatus for video decoding includes receiving circuitry and processing circuitry. The processing circuitry decodes prediction information for a first block in a current picture from a coded video bitstream. The prediction information is indicative of an inter prediction mode that determines a first motion vector for the first block from a motion vector predictor. Then, the processing circuitry constructs, in responses to the inter prediction mode, a candidate list of candidate motion vector predictors with an exclusion from a plurality of second blocks that require one or more operations to finalize second motion vectors for the second blocks during a motion vector derivation. Further, the processing circuitry determines, based on the candidate list of candidate motion vector predictors, the first motion vector for the first block, and then reconstructs the first block according to the first motion vector for the first block.
US11012697B2 Shared candidate list and parallel candidate list derivation for video coding
A video coder can be configured to code video data by determining a first block size threshold for a block of video data; determining a second block size threshold, wherein the second block size threshold is smaller than the first block size threshold; partitioning the block of video data into smaller sub-blocks; in response to determining that a first partition of the partitioned block is smaller or equal to the first block size threshold, determining that blocks within the partition belong to a parallel estimation area; and in response to determining that a second partition of the partitioned block is smaller or equal to the second block size threshold, determining that blocks within the second partition belong to an area for a shared candidate list.
US11012696B2 Reducing an amount of storage used to store surveillance videos
In some examples, a computing device may receive a request for a video segment captured by a particular camera, where the request specifies a date, a start time, and a length of the video segment. The computing device may identify stored data associated with the video segment in a storage device based on the date, the start time, the length, and an identifier associated with the particular camera and retrieve the stored data from the storage device. The computing device may determine that the stored data includes a subset of the video frames that were sent from the particular camera and excludes a remainder of the video frames and regenerate the remainder of the video frames based on the stored data to create regenerated data. The computing device may reconstruct the reconstructed video segment by merging the stored data with the regenerated data and provide the reconstructed video segment.
US11012691B2 Image signal encoding/decoding method and device for same
An image decoding method according to the present invention may include: a step for dividing a picture into a plurality of tiles; and a step for determining at least one slice on the basis of the plurality of tiles. Here, the step for dividing a picture into a plurality of tiles may include: a step for determining the width of a first tile column in the picture; and a step for determining the width of a second tile column neighboring the first tile column.
US11012689B2 Intra prediction encoding/decoding method and apparatus for chrominance components
Disclosed is an image decoding method using the correlation between color components to perform into prediction of chrominance components. Here, the image decoding method using the correlation between color components to perform intra prediction of chrominance components comprises the steps of: checking image data and a prediction mode in a bitstream; generating a prediction block according to a reconstructed prediction mode; determining compensation settings according to the size of a current block and the reconstructed prediction mode; compensating the prediction block according to the determined compensation settings; and reconstructing the current block by adding reconstructed image data to the prediction block.
US11012686B2 Unified block vector prediction for intra picture block compensation
Aspects of the disclosure provide methods and apparatuses for video encoding/decoding. An apparatus for video decoding includes processing circuitry that decodes prediction information for a current block in a current coded picture. The prediction information indicates an intra block copy (IBC) prediction mode used for the current block, an index to select a block vector predictor candidate from a block vector predictor candidate list for the current block, and whether a non-zero residue exists for the current block. The processing circuitry constructs the block vector predictor candidate list for the current block in a same sequence of candidates, no matter whether the no-zero residue exists for the current block. The processing circuitry selects a block vector predictor candidate from the constructed block vector predictor candidate list based on the index indicated in the prediction information and reconstructs the current block according to the selected block vector predictor candidate.
US11012683B1 Dynamic calibration of surveillance devices
Methods and systems including computer programs encoded on a computer storage medium, for receiving, from a camera, an image in which the camera detected a particular event based on a first set of camera settings, determining, from the image, that the image is a false positive as the camera falsely detected the particular event, determining that a number of images uploaded by the camera that are false positives satisfies a camera setting generation criteria, and in response, generating a second set of camera settings and providing the second set of camera settings to the camera.
US11012682B2 Linearly actuated display
An apparatus includes an image sensor, a linear actuator, a projector coupled to the linear actuator, and a controller coupled to the image sensor and to the linear actuator. The controller is configured to determine a location of an eye of a user based on image data from the image sensor. The controller is further configured to activate the linear actuator to drive the projector to a position associated with projecting to the eye at the location. The controller is further configured to initiate projection, via the projector, of an image depicting a view of a three-dimensional scene, the image selected based on the location.
US11012679B2 Generating apparatus, generating method, and storage medium
In an image processing system having a plurality of image capturing units, it aims to be able to generate a wide-area image from a high-quality virtual viewpoint. In order to achieve such an object, first image data is obtained based on a captured image obtained by an image capturing device belonging to a first image capturing device group, second image data is obtained based on a captured image obtained by an image capturing device belonging to a second image capturing device group, information related to a position and a direction of a virtual viewpoint is obtained, and a virtual viewpoint image is generated based on the first image data, the second image data, and the information related to the position and the direction of the virtual viewpoint.
US11012677B1 Systems and methods for correcting rolling shutter artifacts
Systems having rolling shutter sensors with a plurality of sensor rows are configured for compensating for rolling shutter artifacts that result from different sensor rows in the plurality of sensor rows outputting sensor data at different times. The systems compensate for the rolling shutter artifacts by identifying readout timepoints for the plurality of sensor rows of the rolling shutter sensor while the rolling shutter sensor captures an image of an environment and identifying readout poses each readout timepoint, as well as obtaining a depth map based on the image. The depth map includes a plurality of different rows of depth data that correspond to the different sensor rows. The system further compensates for the rolling shutter artifacts by generating a 3D representation of the environment while unprojecting the rows of depth data into 3D space using the readout poses.
US11012673B2 Grating based three-dimentional display method for presenting more than one views to each pupil
The invention features techniques for presenting more than one perspective views to each eye of the viewer, through generating viewing zones with an interval smaller than the diameter of the viewer's pupil by display panel/grating pair/pairs. In the first method, the arraying direction of the small-interval viewing zones is designed having an appropriate small inclination angle to the line connecting the viewer's two pupils, so as to cover each eye with more than one viewing zones which are different with each other. In the extreme case, 4 small-interval viewing zones can implement 3D display with two views for each eye. This is absolutely different with existing grating-based 3D display, which aligns viewing zones along the direction with a small angle (<π/4) to the line connecting the viewer's two pupils and thus a rather large number of small-interval viewing zone is needed for covering the viewer's two eyes.
US11012671B2 Information processing apparatus, image capturing apparatus, and information processing method
An apparatus captures an image of an ID tag displaying printed ID information specific to a patient to acquire an ID-tag image, and acquires a color correction value from the ID-tag image. The color correction value is used to correct an image to be captured. The apparatus corrects a captured image of an affected area by using the color correction value.
US11012669B2 Projection device and control method thereof
A projection device adapted to be placed on a vehicle and a control method of the projection device are provided. The projection device includes a storage device storing image data of at least one projection image, a projection module, a distance detection device measuring a projection distance from the distance detection device to a projection plane, and a control device electrically connected to the storage device, the projection module, and the distance detection device. The control device enables the projection module to project the projection image and controls brightness or size of the projection image according to the corresponding projection distance. The projection device is activated by opening a door of the vehicle, and power of the projection device comes from the vehicle. The projection image can be adjusted according to the projection distance to maintain stable brightness and the size of the projection image.
US11012667B1 Vehicle monitoring
A monitoring system is configured to monitor a property. The monitoring system includes a property sensor that is configured to generate property sensor data that reflects an attribute of the property. The monitoring system includes a vehicle sensor that is configured to generate vehicle sensor data that reflects an attribute of a vehicle associated with the property. The monitoring system includes a monitor control unit that is configured to analyze the property sensor data and the vehicle sensor data. The monitor control unit is further configured to, based on analyzing the property sensor data and the vehicle sensor data, determine that an event associated with the vehicle has likely occurred. The monitor control unit is further configured to, based on determining that the event associated with the vehicle has likely occurred, determine a monitoring system action. The monitor control unit is further configured to perform the monitoring system action.
US11012666B2 Surround camera system for autonomous driving
Disclosed herein is a surround camera system for autonomous driving. The surround camera system includes: at least one forward surveillance camera configured to monitor a region in front of a vehicle; at least one backward surveillance camera configured to monitor a region behind the vehicle; one or more side surveillance cameras configured to monitor both sides alongside the vehicle; a monitoring means configured to display each of acquired images; and a video control unit configured to process the images acquired via the forward surveillance camera, the backward surveillance camera, and the side surveillance camera, to transmit the processed images to the monitoring means, to detect a target object from the acquired images, analyze the target object, and issue a warning to a driver, and to control the electronic control unit of the vehicle; wherein a 360-degree omnidirectional region around the vehicle is monitored.
US11012664B2 Remote controlled video messaging session
A video messaging system facilitates a video messaging session between a client device and a remote device. A remote device provides information (e.g., a link) to a client device for connecting to a video messaging session. The client device uses the provided information to connect to the video messaging session between the client device and the remote device. The video messaging session generally includes two-way communication, with at least video information being transmitted by the client device to the remote device, and instructions describing video operations being transmitted by the remote device to the client device. The video operations may include annotating the video, rewinding the video, pausing the video, and various other modifications to the video. The video messaging system may mirror operations performed on one device (e.g., the remote device) on the other device (e.g., the client device) in the video messaging session.
US11012661B2 Display device, display method, and program
A display device includes: a display unit daisy-chain connected to a source device that outputs an image signal encoded with a prescribed version of a standard specified as a prescribed standard, displaying an image generated by decoding the image signal encoded with the prescribed version; a determination unit that determines the number of connected sink devices that are daisy-chain connected to the source device; and a setting unit that sets, from among the prescribed versions, a version in which the image that was generated by decoding the image signal encoded by the source device is displayable on the display units of all of the daisy-chain connected sink devices, depending on the number of connected sink devices.
US11012656B2 Gas detection device, information processing device, and program
Provided are a gas detection device, an information processing device, and a program which enable a user to accurately estimate a gas leak position. The gas detection device includes a hardware processor that causes a display screen to display a first image captured by a first imaging section and a second image captured by a second imaging section, and changes at least one of a first display position of a specific position included in the first image and a second display position of the specific position included in the second image on the display screen. The hardware processor causes the display screen to display the first display position and the second display position so that the first display position and the second display position can be compared with each other so as to recognize a difference between the first display position and the second display position.
US11012653B2 Image sensor apparatus and method capable of rapidly reading out and processing pixel voltages of pixel array
A method of image sensor apparatus includes: providing pixel array having pixel units arranged in M rows and N columns; providing N parallel column readout circuits each being arranged for reading out pixel data of one corresponding column; disposing a horizontal shift register in row direction coupled to the N parallel column readout circuits, to receive a pulse signal and a clock signal, sequentially shift a phase of the pulse signal according to the clock signal, and scan a corresponding column according to the shifted phase of the pulse signal; and using a column select circuit having N latches to receive a power down digital control signal transmitted from a microcontroller wherein the power down digital control signal is used to disable at least one column readout circuit to enable and select a portion of the set of N parallel column readout circuits.
US11012652B2 Information processing apparatus, information processing method, and recording medium
[Subject]To generate a value unique to a solid-state imaging apparatus utilizing a physical feature of the solid-state imaging apparatus.[Solving Means]An information processing apparatus including a specification section specifying, from among a plurality of blocks that are set by dividing pixels included in at least a partial region of a pixel region having a plurality of pixels arrayed therein and each of which includes at least one or more of the pixels, at least one or more of the blocks, and a generation section generating a unique value based on pixel values of the pixels included in the specified blocks and a dispersion of the pixel values of the pixels among the plurality of blocks.
US11012648B2 Anomalous pixel detection
Systems and methods are disclosed herein to detect pixels exhibiting anomalous behavior in captured image frames. In some examples, temporal anomalous behavior may be identified, such as flickering pixels exhibiting large magnitude changes in pixel values that vary rapidly from frame-to-frame. In some examples, spatial anomalous behavior may be identified, such as pixels exhibiting values that deviate from an expected linear response in comparison with other neighbor pixels.
US11012645B2 Solid-state image sensor
A solid-state image sensor includes pixels, each of which is provided with a light receiving portion, a charge storage portion, a gate electrode, a first trench formed in a region between the light receiving portion and the charge storage portion, a first insulating film provided in the first trench, a transmitting portion, and a light-shielding film covering the charge storage portion, the transmitting portion, and the gate electrode. In a plan view, a distance from an end of the light-shielding film through the transmitting portion to the charge storage portion in a direction from the light receiving portion toward the charge storage portion is longer than a distance from the end of the light-shielding film through the first trench to the charge storage portion.
US11012636B2 Image/video capturing method and apparatus
Apparatuses, methods and storage medium associated with capturing images are described herein. In embodiments, an apparatus may include an image or video capturing application to capture one or more images using a camera worn on a user's head, that includes an orientation function to receive a collection of a plurality of sensor data, and process the collection of sensor data to determine desired and actual orientations of the camera, and a control function to control the camera, to delay or suspend activation of the camera, if the actual orientation is misaligned with the desired orientations of the camera in excess of a misalignment threshold. In embodiments, the one or more images may be part of a time series of images or videos. Other embodiments may be described and/or claimed.
US11012632B2 Vehicular image pickup device and method of configuring same
A method of configuring a vehicular image pickup device includes: detecting a first shutter signal of a first image capturing unit and a second shutter signal of a second image capturing unit; outputting a light-up signal according to the first shutter signal and the second shutter signal; and outputting a driving current to an infrared light-emitting element according to the light-up signal.
US11012631B2 Image capturing and processing device, electronic instrument, image capturing and processing method, and recording medium
The present invention has an object to enable an improvement in accuracy of face detection and obtain an optimum image in which focus and exposure are adjusted in conformity with a detected face. An image capture processing device (50) of one mode of the present invention includes: a face detection section (40) configured to perform face detection so as to detect a face from an image of a subject, the image being captured by an auxiliary image capture section 20 which captures the image of the subject; and a control section (30) configured to control, on the basis of a result of the face detection, a main image capture section (10) to capture an image of the subject.
US11012629B2 Image capturing apparatus, control method for image capturing apparatus, and control program for image capturing apparatus
An image capturing apparatus includes: an image capturing unit that includes an imaging device in which pixels are arranged in a two-dimensional array and that outputs an image signal obtained by image capturing of a photographic subject by the imaging device; an image processing unit that generates a captured image based on the image signal; and a CPU that performs an exposure control process to determine whether an image of a moving subject is included in the captured image, that controls the amount of exposure of the imaging device by performing a first process in a case where the determination unit determines that an image of a moving subject is included in the captured image, and that controls the amount of exposure of the imaging device by performing a second process in a case where the determination unit determines that no moving-subject image is included in the captured image.
US11012628B2 Device for time delay and integration imaging and method for controlling time and integration imaging
A device for time delay and integration imaging comprises: an array of pixels being arranged in rows and columns extending in a first and second direction, respectively. Pixels may accumulate generated charges in response to received electro-magnetic radiation along each column. The rows comprise at least one lateral charge shifting row to selectively shift accumulated charges in a column to an adjacent column and a controller configured to receive at least two angle correction input values. Each angle correction input value is based on a received intensity of electro-magnetic radiation on a measurement line, wherein the at least two angle correction input values are acquired by measurement lines extending in directions defining different angles in relation to the second direction, wherein the controller is configured to, based on the received at least two angle correction input values, control activation of the at least one lateral charge shifting row.
US11012627B2 Image capturing apparatus and control method thereof
A lens apparatus including a focus lens is attachable to and detachable from an image capturing apparatus. An image sensor photoelectrically converts an optical image formed through the lens apparatus. An image generation unit generates an image based on an image signal output from the image capturing apparatus. An image magnification variation correction control unit receives information about a variation in focal length from the lens apparatus by a lens communication control unit configured to control communication with the lens apparatus, and the image magnification variation correction control unit corrects a magnification of the image based on the received information.
US11012626B2 Electronic device for providing quality-customized image based on at least two sets of parameters
An electronic device is provided. The electronic device includes a camera, a display, a memory, a communication module, and a processor configured to identify a plurality of parameter sets related to image capturing from an external device using the communication module, provide, in a first preview, at least part of one or more images using the display during at least part of obtaining the one or more images using the camera, generate one or more first corrected images to which a first parameter set among the plurality of parameter sets is applied, using the one or more images, generate one or more second corrected images to which a second parameter set among the plurality of parameter sets is applied, using the one or more images, identify priority for the plurality of parameter sets, and provide, in a second preview, one or more among the one or more first corrected images and the one or more second corrected images according to the priority during at least part of providing the first preview.
US11012625B2 Electronic equipment having a touch operating face
Electronic equipment includes a first operating member having a touch detecting face, a first display unit provided on a first face where the touch operating face is disposed, a second display unit configured with a larger display area than the first display unit and disposed in a direction orthogonal to a horizontal direction with regard to the touch operating face, and a grip portion configured for a user to grip. The first operating member detects a touch operation and slide operation on a touch operating face. The first operating member is disposed between the first display unit and the grip portion in the horizontal direction.
US11012620B2 Panoramic image generation method and device
Embodiments of the present application provide a method and apparatus for generating a panoramic image. The method includes: determining, according to a pre-established mapping relationship, a pixel point in the two-dimensional planar image to which each of grid points in a preset stereoscopic model is mapped, wherein multiple grid points form one grid plane and accordingly, multiple pixel points to which the multiple grid points are mapped form one pixel region; and rendering each of the grid planes by the pixel region corresponding to this grid plane, to obtain a panoramic image. In the solution of the present application, it is not necessary to generate a distortion-corrected image and an overhead image, thereby saving storage resources.
US11012617B2 Semiconductor device for image distortion correction processing and image reduction processing
A semiconductor device includes a distortion correction unit that performs correct distortion processing on a captured image, a SRAM that stores image data after the distortion correction processing, a filter processing unit that receives the image data after the distortion correction processing from the SRAM and that performs smoothing filter processing on the image data after the distortion correction processing, after the image data after the distortion correction processing having a size required for the smoothing filter processing is stored in the SRAM, and an image reduction unit that performs reduction processing on image data after the smoothing filter processing.
US11012615B2 Imaging apparatus, control method and non-transitory computer readable medium that determines a confused state
A digital camera includes a detection unit, an operation history storage unit, an analysis unit, a determination unit, and a warning unit. The detection unit detects an imaging operation and a setting operation of a user as user operation information. The setting operation is an operation to set setting information of a first setting item and setting information of a second setting item selectable exclusively with respect to the setting information of the first setting item for setting items relating to imaging conditions. The analysis unit acquires normal operation information based on an imaging operation history and a setting operation history stored in the operation history storage unit. After the normal operation information is acquired, in a case where the user operation information is different from the normal operation information, the determination unit determines that the user is in the confused state. The warning unit issues a warning in a case where determination is made to be the confused state.
US11012614B2 Image processing device, image processing method, and program
There is provided an image processing device including a subject distance change determination unit configured to detect a temporal change of a distance from an imaging position to each subject present in an image and determine a tendency toward approach or recession of the each subject with respect to the imaging position on the basis of the detection, and a main subject determination unit configured to determine a main subject on the basis of the tendency toward approach or recession of the each subject determined by the subject distance change determination unit.
US11012613B2 Flat surface detection in photographs
A system and method is disclosed for detecting whether a photograph is of a flat surface, e.g. a “photograph of a photograph”, or of a real three dimensional scene. The method includes using a digital camera to take a photograph, and within a predetermined time period either before or after taking the photograph, recording focal length information from a plurality of focus areas using the autofocus routine of the digital camera. The recorded focal length information forms the input to a machine learning classifier which has been trained to classify scenes as “flat” or “3D”.
US11012611B2 Electronic apparatus, control method, and storage medium
An electronic apparatus including an imaging unit, an operation unit, an output unit, and a control unit, wherein the control unit outputs a sound relating to a first warning using the output unit, in a case where a condition for issuing the first warning is satisfied, wherein the control unit stops outputting the sound relating to the first warning, in a case where an instruction is received by the operation unit, wherein the control unit doesn't output the sound relating to the first warning even when the condition for issuing the first warning is satisfied, in a case where the output of the sound relating to the first warning is stopped, and wherein the control unit outputs a sound relating to a second warning, when a condition for issuing the second warning is satisfied, in a case where the output of the sound relating to the first warning is stopped.
US11012607B2 Imaging apparatus and image composition apparatus
An imaging apparatus capable of capturing an in-focus image while moving, and an image composition apparatus capable of generating a high detail composite image are provided. A camera 100 is mounted on an unmanned aerial vehicle 10, and imaging is performed while moving. During imaging, a focusing mechanism included in the camera 100 is controlled, and a focus position is periodically scanned. In addition, during imaging, movement of the unmanned aerial vehicle 10 is controlled such that at least one scanning is performed during movement to a position shifted by an imaging range.
US11012606B1 Systems and methods for directly focusing on features in images and maps
Provided is a controller for automatically providing centered and zoomed-in focus to different features in an image based on a single user input provided on or near those features. The controller may receive an image that is centered on a first point and that is presented at a first zoom depth, and may detect a feature at a different second point in the image. The controller may define a selectable region that extends beyond a border of the feature, and may detect a single user input issued outside the border of the feature, but within the selectable region. In response to the single user input, the controller may center the image on the second point of the feature, and may increase from the first zoom depth to a second zoom depth in order to enlarge view of the feature.
US11012605B2 Image processing device, image processing method, and program for generating a focused image
The present technology relates to an image processing device, an image processing method, and a program that enable refocusing accompanied by desired optical effects. A light collection processing unit performs a light collection process to generate a processing result image focused at a predetermined distance, using images of a plurality of viewpoints. The light collection process is performed with the images of the plurality of viewpoints having pixel values adjusted with adjustment coefficients for the respective viewpoints. The present technology can be applied in a case where a refocused image is obtained from images of a plurality of viewpoints, for example.
US11012596B2 Camera enclosures and end effectors
Various embodiments of enclosures for machine-vision cameras are disclosed. The enclosures are designed to fit\hug the camera to be as small as physically possible, and also integrate other features such as better cabling, IP-67 compliance, and end-effectors. Further, the embodiments herein have also integrated a way to mount extra lights as part of the design. The embodiments herein accommodate the specific need of the particular application. The embodiments herein can accommodate numerous shapes and sizes of cameras, including square, cylindrical, or cubical cameras, and encompass either rectangular or round enclosures.
US11012590B2 Information processing apparatus recording job execution history, information processing method, and storage medium
An information processing apparatus saves log information related to an executed job, and includes a determination unit that determines one of at least a first mode and a second mode as a saving mode for the log information, based on setting by a user, and a saving control unit that saves log information including information about a plurality of items related to an executed job, in a case where the first mode is determined as the saving mode, and saves log information not including information about a predetermined first item and including information about a second item different from the first item, among the plurality of items related to the executed job, in a case where the second mode is determined as the saving mode.
US11012588B2 Information processing device, file processing method for information processing device, and non-transitory recording medium
A controller of an information processing device displays, on a display, a display screen having a first display region that displays a list of files, and a second display region that displays an operation button; selects one or more files from among the displayed list of files; and in response to selection of the operation button after a file is selected, renames the file in accordance with additional information associated with the operation button.
US11012587B2 Mobile device with battery
A mobile device includes a first processor, a second processor having a smaller power consumption than the first processor, and a first battery capable of supplying power to the first processor and the second processor, in which a distance between the first processor and an attachable/detachable second battery that is capable of being attached and detached and that is capable of configured to supplying power to the first processor and the second processor is longer than a distance between the second processor and the second battery.
US11012585B2 Image processing apparatus, image processing system, image processing method, and non-transitory computer-readable storage medium
An image processing apparatus includes a sensor and circuitry. The sensor is configured to read a visible spectrum and an invisible spectrum of an image. The circuitry is configured to separate the image read into a visible image and an invisible image and perform different image correction processes on the visible image and the invisible image, respectively.
US11012584B2 Image forming apparatus, method of processing image, and recording medium storing image processing program
An image forming apparatus includes a document reader that scans a document and outputs an image of the document, a process selector that selects a process to be executed on the image depending on a document scanning region scanned in the document reader, and a controller that performs control to execute the process selected by the process selector on the image.
US11012583B2 Image processing apparatus and non-transitory computer readable medium
An image processing apparatus includes a selector and an instructor. The selector selects an image. The instructor provides an instruction if an aspect ratio of the selected image exceeds a maximum ratio of a range of predetermined aspect ratios. The instruction is an instruction to remove an end portion of the selected image in a width direction so that the aspect ratio of the selected image will be contained within the range of the predetermined aspect ratios. The instructor also provides an instruction if the aspect ratio of the selected image is smaller than a minimum ratio of the range of the predetermined aspect ratios. The instruction is an instruction to add a margin to an end portion of the selected image in the width direction so that the aspect ratio of the selected image will be contained within the range of the predetermined aspect ratios.
US11012579B2 Image processing apparatus, information processing method, and non-transitory computer readable storage medium
An image processing apparatus receives destination information for use in data transmission, performs control, based on the received destination information including a destination in an email address format, so that a first screen, which is used to transmit data external to the image processing apparatus, and on which a transmission destination of the data is displayed, based on the received destination information, is displayed on the operation unit, and performs control, based on the received destination information including only a destination in a fax format so that a second screen, different from the first screen and used to perform fax transmission, on which a transmission destination of the fax transmission is displayed, based on the received destination information, is displayed on the operation unit.
US11012575B1 Selecting meetings based on input requests
Techniques for selecting a meeting to join in response to a voice command from a user are described herein. A user may utter a voice command to “join my meeting” and, in response, the techniques may access a calendar associated with the user to identify the call-in information used to join the meeting. If the calendar indicates that the user is listed as an invitee for multiple meetings at the current time, then the techniques may analyze an array of criteria to determine which meeting the user most likely would like to join.
US11012571B1 Call routing methods and systems
Methods and systems for routing calls based on a minimum expected delay, classification, and priority of the call are provided. In some embodiments, when a call is received, the call is classified and prioritized within the classification. A minimum expected delay time is determined. Based on the minimum expected delay time, the classification, and the prioritization, the call is routed to a representative with instructions on how the call should be treated.
US11012568B2 System and method for providing chat-based customer callbacks
A system for providing chat-based customer callbacks, wherein a callback application server transmits prompts and receives requests for customer callbacks, an interaction manager determines agent availability and arranges callback handling, and a session management server initiates callbacks, and methods for providing chat-based customer callbacks using the system of the invention.
US11012567B2 System of graphical programming for an interactive voice response system
The graphical programming call router features a rich library of powerful and easy-to-use components that administrators can use to seamlessly drop in contact center actions such as data dips, complex interactive voice responses (“IVRs”) and call recordings, among many others. This makes it easy to visualize the exact structure and outcome of any call flow. The graphical programming call router also offers granular queue management functionality so you can get specific around call prioritization, wait time and time-based actions on virtual queues.
US11012563B1 Calling contacts using a wireless handheld computing device in combination with a communication link establishment and management system
A mobile application for a wireless handheld computing device, such as a smartphone, is disclosed in combination with a communication link establishment and management system. Systems and methods are disclosed for calling desired contacts using a smartphone that can take advantage of the power and efficiency of agent-assisted dialing provided by the communication link establishment and management system. The systems and methods automatically integrate with a customer relationship management (CRM) system connected to the communication link establishment and management system.
US11012562B1 Methods and apparatus for ensuring relevant information sharing during public safety incidents
Methods for ensuring relevant information sharing during public safety incidents include monitoring inputs associated with a public safety incident, determining that an input includes information important or critical to communicate to a responding public safety officer, accessing communications with the officer, determining that the input has not been communicated to the officer, and initiating action to communicate the input to the officer. The input may include audio or video input, or a note composed by a dispatcher or call taker representing information provided by a person reporting the incident or obtained through a database query. Initiating action to communicate the input to the officer may include providing an indication to a dispatcher that the input includes important or critical information not yet communicated to the officer, providing data to the officer's vehicle-mounted communication device, or providing an audible alert or audio message to the officer's hand-held communication device.
US11012560B2 Automated call requests with status updates
Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, relating to synthetic call status updates. In some implementations, a method includes determining, by a task manager module, that a triggering event has occurred to provide a current status of a user call request. The method may then determine, by the task manager module, the current status of the user call request. A representation of the current status of the user call request is generated. Then, the generated representation of the current status of the user call request is provided to the user.
US11012556B2 Non-verbal sensitive data authentication
A method, computer system, and computer program product for processing a secure data phone request are provided. The embodiment may include receiving a plurality of user responses to one or more security questions. The embodiment may also include identifying, during a phone call, a request for sensitive information by a call participant. The embodiment may further include identifying a response within the plurality of received user responses that satisfies the identified request. The embodiment may also include transmitting the identified response to the call participant.
US11012553B2 Conversation assistance system
Systems and methods for providing conversation assistance include receiving from at least one user device of a user, conversation information and determining that the conversation information is associated with a conversation involving the user and a first person that is associated with first conversation assistance information in a non-transitory memory. Body measurement data of the user is retrieved from the at least first user device. A need for conversation assistance in the conversation involving the user and the first person is detected using the body measurement data. First conversation assistance information associated with the first person is retrieved from the non-transitory memory. The first conversation assistance information associated with the first person is provided through the at least one user device.
US11012548B1 System and method for providing test scenario reproduction for a device under test
Apparatus, methods, and other embodiments associated with debugging a device-under-test are disclosed. In one embodiment, a method includes sensing and recording a screen image produced by a device-under-test as the device-under-test is being operated. The sensing and recording of the screen image are performed by an apparatus. The method also includes sensing and recording coordinates and durations of gestures impinged upon the apparatus while operating the device-under-test. The sensing and recording of the coordinates and durations are performed by the apparatus. The apparatus is configured to physically conform to the device-under-test to allow functionality of the device-under-test through the apparatus.
US11012547B2 Electronic device
An electronic device includes a first adhesive sheet affixed to a back surface of a display panel, and a second adhesive sheet affixed to the first adhesive sheet and to a housing. A first adhesion of the first adhesive sheet to the display panel is weaker than a second adhesion of the second adhesive sheet to the housing.
US11012545B2 Detecting user interest in presented media items by observing volume change events
An electronic device monitors audible output for media content being presented in its vicinity. It detects a volume change event within the monitored audible output. It obtains identification of the media content. Based on the identification, the device obtains a list of expected volume change events within the media content. It determines whether the detected volume change event correlates with one of the expected volume change events. In accordance with a determination that there is no correlation, the device determines that the detected volume change event comprises a volume change event from a user of the device. It analyzes the detected volume change event to determine user interest in the presented media content. The determined level of interest is sent to a server system. The device receives from the server system one or more recommendations based on the determined level of interest, and presents to the user the recommendations.
US11012539B2 Accessing data at a network node
The present disclosure relates to network nodes and methods performed at the network nodes for accessing data acquired in a communication system. In an aspect of the present disclosure, a method performed at a network node is provided to access data acquired in a communication system. The method includes acquiring data from which at least one information set is to be derived, determining that said at least one information set cannot be derived from the acquired data, and submitting a request for assistance to derive said at least one information set from the acquired data. The method further includes receiving, in response to the submitted request, information enabling deriving of said at least one information set.
US11012536B2 Event management system for facilitating user interactions at a venue
Methods and systems are disclosed for facilitating customized process flows at an event. A beacon generating device is positioned at the event and is configured to transmit information including a unique identifier associated with the beacon generating device. A user having a mobile communications device running an event management application detects the transmission and sends the detected unique identifier to an event management server. Alternatively, the user's mobile communications device generates and transmits a beacon that is detected by an event organizer device. The event management server returns information to allow the mobile communications device or the event organizer device to run an event-related process.
US11012535B2 Management service migration using web applications
Disclosed are various examples for client device migration. A web application is generated to migrate a client device from a first management service to a second management service. A request to migrate the client device from the first management service to the second management service is identified through the web application. An un-enrollment request is transmitted to un-enroll the client device from the first management service. An enrollment link is received, for the client device to enroll with the second management service. The web application redirects the client device to complete an enrollment of the client device with the second management service using the enrollment link.
US11012527B2 Managing multiple profiles for a single account in an asynchronous messaging system
Multiple profiles are received in association with a first user account in an asynchronous messaging system. One or more of the profiles are associated with other user accounts. The associated profiles are transmitted to user clients associated with the other user accounts for storage as a local copy. The association may include inclusion in a contact list of the first user, or a contact list of the other users. The associated profiles are transmitted when messages are sent from the first account to the other user clients, or the profiles are created or updated. A public profile may include a version identifier which is updated when the public profile is updated. Updates to local copies of the public profile at other user clients may occur only when a local copy of the associated version identifier indicates that the local profile is outdated, thereby reducing network traffic.
US11012526B1 Inspection and assessment based on mobile edge-computing
Methods, computer-readable media, software, and apparatuses may receive, at a field vehicle, field data from one or more unmanned autonomous vehicles, where the field data may be indicative of an item for assessment. Edge-computing, based on machine learning techniques, may be performed at the field vehicle to identify one or more characteristics of the assessment, and a projected cost may be determined. An estimate may be sent to a consumer. In some aspects, the projected costs may be based on local data related to a geographical location of the item. In another aspect, underwriting tasks may be performed at the field vehicle, and a quote may be sent to a consumer.
US11012524B2 Remote socket splicing system
A remote socket splicing system includes a first computing device and a second computing device that are coupled to a router device. A proxy system is coupled to the router device. The proxy system is configured to operate on a first connection with the first computing device through the first router device, and operate on a second connection with the second computing device through the first router device. The proxy system is also configured to send an instruction to perform a socket splicing operation to the first router device subsequent to operating on the first connection and the second connection. The first router device is configured to perform the socket splicing operation to provide a data path between the first computing device and the second computing device that does not include the proxy system.
US11012522B2 Modifying application functionality based on usage patterns of other users
In an approach for modifying a user interface for a user of an application, a processor receives a plurality of actions for a user of an application. A processor generates a unique identifier for each action of the plurality of actions. A processor generates a unique string of the generated unique identifiers for each action of the plurality of actions. A processor determines that a portion of a pattern of the unique string matches, within a predetermined threshold, a portion of a pattern of a history of usage of a set of users of the application. A processor modifies a user interface of the application, for the user, based on the portion of the pattern of the matched unique string, within the predetermined threshold, the portion of the pattern of the history of usage.
US11012519B2 Handoff feature for content sharing platforms
Implementations disclose a handoff feature for a content sharing platform. A method includes maintaining a session history of a session that occurred at a first client device, the session history identified by a visit identifier (ID) and comprising a set of recently-watched content items on a content sharing platform, determining that a user associated with the session is active on a second client device, transmitting, to the second client device, a session continuation notification associated with the visit ID and a navigation end-point of the session, receiving, from the second client device, a request for a watch page user interface (UI) of a content item corresponding to the navigation end-point of the session, and transmitting, to the second client device, instructions to load the watch page UI and to request additional components of the watch page UI using the visit ID.
US11012518B2 Systems and methods for managing networked communication sessions
Systems and methods for managing networked communication sessions are described herein. A processor may obtain, by a driver running in a first operating mode of the one or more processors, session information and content information from a client application to be communicated to an external entity over a network. The processor may redirect, by the driver, the session information and the content information to a local proxy running in a second operating mode of the one or more processors via a local listening port of the local proxy. The redirecting may comprise modifying the session information to generate modified session information. The processor may obtain, at the local proxy, the modified session information and the content information. The processor may establish a communication channel between the local proxy and the external entity by modifying the modified session information to communicate the content information to the external entity.
US11012517B2 System and method for accessing multimedia content
Devices, systems, and methods are described herein that comprise a multi-screen application which allows users to establish communication sessions with other users of the multi-screen application as well as allowing the user to request multimedia content using the same multi-screen application interface. The user makes a connection request to establish a multimedia session by entering a name or phone number. The multi-screen application uses a request string from the connection request to search a user's contact directory in order to determine possible user connection identifiers associated with the request string. The multi-screen application may additionally or alternatively transmit the request string to a directory server maintained by a service provider. The directory server may provide an endpoint for retrieving multimedia content associated with the string. The multi-media application may be used to allow a user to ‘call’ multimedia content using the same user interface used for calling another user.
US11012516B1 System and methods for dynamically extending analytics in a cloud communications platform
The disclosed technology provides a system and method for correlating events from a single application run in a cloud communications network using session identifiers uniquely identifying a communication session, and event identifiers uniquely identifying events in network elements of the cloud communication network. A data manager of the cloud communications network maps common fields and event-specific fields of network element event records to common fields and generic fields of a data warehouse based on the event type of the event to be recorded.
US11012515B2 Machine to machine architecture
A machine-to-machine communication platform provides a flexible system for device control and solution hosting. In particular, the communication platform hosts and manages third party vertical solutions that interact with external devices. A third party gateway provides the third parties with access to the communication platform so that the third parties may define, configure, and monitor custom vertical solutions that are locally hosted in the communication platform. The communication platform provides a communication manager that implements a device independent communication facility for communicating with the external devices. As a result, the communication platform connects to, communicates with, and controls virtually any external device.
US11012513B2 Data-driven managed services built on top of networks of autonomous vehicles
Communication network architectures, systems and methods for supporting a network of mobile nodes. As a non-limiting example, various aspects of this disclosure provide autonomous vehicle network architectures, systems, and methods for supporting a dynamically configurable network of autonomous vehicles comprising a complex array of both static and moving communication nodes. In particular, systems and methods for data-driven managed services built on top of a network of autonomous vehicles.
US11012509B2 Cloud computing server interface
A cloud computing server interface is described, the cloud computing server interface arranged to provide a platform for transferring data from, and updating the status of field devices for use in utilities monitoring. A cloud computing server interface comprising, a first data processing element arranged to communicate with a remote device having a remote device status; a first storage device having a first storage device status; and a second data processing element arranged to communicate with a second storage device having a second storage device status; wherein the first storage device is arranged to communicate with the first and second data processing elements; wherein the first data processing element is arranged to control data transfer from a remote device to the first storage device; wherein the second data processing element is arranged to control data transfer from the first storage device to a second storage device; wherein data transfer from the second data processing element to a second storage device is dependent upon a second storage device status; wherein data transfer from the second data processing element to a second storage device comprises utilities management data. The invention aims to achieve a simple, reconfigurable platform for updating the status of field devices, while enabling more efficient use of power for extending battery life.
US11012505B2 Application information sharing method and apparatus
Embodiments provide an application information sharing method and apparatus. The application information sharing method of embodiments includes receiving, by a second terminal by using Near Field Communication, application information sent by a first terminal, where the application information includes identification information of an application and status information of the application and parsing the application information to obtain the identification information of the application and the status information of the application. The method also includes performing a query on the second terminal according to the identification information of the application, and in a case in which it is found that the application is installed in the second terminal, synchronizing, according to the status information of the application, status information of the application in the second terminal with the status information of the application in the first terminal.
US11012503B2 Application deployment engine
Concepts and technologies are disclosed herein for an application deployment engine. A processor that executes an application deployment engine can receive an application request. The processor can obtain network topology data that indicates availability of resources of a data center, an application template associated with the application, and a running time during which an application placement plan is to be identified out of a large number of placement scenarios within the running time. The application template can describe an application flow path associated with the application. The processor can identify the application placement plan, where the application placement plan can include an optimal placement of the application at the data center, before a given running time expires by pruning the large search space. The processor can generate a command to effect deployment of the application in accordance with the application placement plan.
US11012494B2 Method and system for online conversion attribution
A system for online conversion attribution. The system includes a short uniform resource locator (URL) service programmed to, in response to receiving a short URL from a device: provide a cookie that includes a short URL ID to the device, and provide a short URL descriptor including the short URL ID to a user mapping service. The system further includes the user mapping service programmed to receive the short URL descriptor, receive a social media descriptor including a social media ID, map the short URL ID to the social media ID using the short URL descriptor and the social media descriptor, and attribute, using the mapping, a conversion on a website accessed using the device based upon receipt of the short URL ID from the device.
US11012492B1 Human activity detection in computing device transmissions
Methods, apparatus and computer software products implement embodiments of the present invention that include protecting a computing system by defining a list of network access messages that are indicative of human use of computing devices, and extracting, from data traffic transmitted over a data network connecting a plurality of the computing devices to multiple Internet sites, respective transmissions from the computing devices to the Internet sites. A given transmission including one of the network access messages in the list is detected in the transmissions from a given computing device, and the given computing device is classified as being operated by a human in response to detecting the given transmission. Upon identifying suspicious content in the transmissions from a subset of the computing devices that includes the given computing device, any suspicious transmissions from the given computing device are ignored in response to the classification.
US11012489B2 Picture file processing method, picture file processing device, and storage medium
A picture file processing method is provided. The method includes determining, by a computing device, during a process of encoding transparency data of a picture, transparency input values according to the transparency data of the picture. The method also includes encoding, by the computing device using a video encoder, the transparency input values as data of a preset target channel of the video encoder, to obtain transparency stream data of the picture; and encoding color data of the picture, to obtain color stream data of the picture. The method also includes outputting, by the computing device, compressed image data of the picture. The compressed image data includes the transparency stream data of the picture and the color stream data of the picture.
US11012488B2 Content streaming redundancy architecture
A system can include multiple content ingress sites to process content into portions of content. A content ingress site, of the multiple content ingress sites, can include a first set of devices. The first set of devices can be configured to process the content in a synchronized manner. The first set of devices can be configured to have excess processing capacity to facilitate failover of a first segmenter device to a second segmenter device. The first set of devices can be configured to process content from multiple sources. The system can include multiple content distribution sites to encode the portions of content. A content distribution site can include a second set of devices. The system can include multiple content satellite offices to provide the portions of content to one or more destination devices. A content satellite office can include a third set of devices.
US11012482B1 Spatially aware multimedia router system and method
A spatially-aware multimedia router system includes at least one media server computer configured to receive and analyze incoming data comprising incoming multimedia streams from client devices, and adapt outbound multimedia streams for individual client devices based on the incoming data received from the client devices. The incoming multimedia streams include elements from within a virtual environment. The outbound multimedia streams are adapted for the individual client devices based on user priority data and spatial orientation data that describes spatial relationships between corresponding user graphical representations and sources of the incoming multimedia streams within the virtual environment.
US11012481B2 Systems and methods for scheduled video chat sessions
A computer-implemented method for facilitating a virtual meet-and-greet between a first client device, a second client device, and at least a third client device is provided. The method involves establishing a first private one-on-one video chat between the first client device and the second client device. The method also involves transmitting a request to the third client device to carry out one or more preloading operations to test the operation of one or more hardware and/or software elements of the third client device. The method further involves establishing a second private one-on-one video chat between the first client device and the third client device based at least in part on the third client device have successfully completed the preloading operations and being ready to establish a private one-on-one video chat.
US11012480B2 Modifying signal associations in complex computing networks
This disclosure is directed to an apparatus for modifying a temporal data association in a complex computing network such that a future computing operation is executed based on the modified data association.
US11012477B2 Methods, apparatus and systems to increase media resource function availability
Communications methods, apparatus and systems for detecting a status condition indicative of a failure of a media processing entity and providing media redirection to increase media resource function availability. One embodiment of the present invention is a method that includes directing, by a first Session Border Controller (SBC), a first media call flow of a first call through a first media content processing entity to a second SBC, detecting, at one of said first or second SBCs, a status condition indicative of a failure condition for the first media content processing entity, and redirecting, by the SBC that detects the status condition indicative of a failure condition, the first media call flow for the first call so that the first media call flow passes through a second media content processing entity instead of through the first media content processing entity without terminating the first call.
US11012474B2 Methods and systems for protecting a secured network
Methods and systems for protecting a secured network are presented. For example, one or more packet security gateways may be associated with a security policy management server. At each packet security gateway, a dynamic security policy may be received from the security policy management server, packets associated with a network protected by the packet security gateway may be received, and at least one of multiple packet transformation functions specified by the dynamic security policy may be performed on the packets.
US11012469B2 Detecting and preventing denial of service attacks due to fraudulent BSS color collision events
A management entity obtains from a first wireless access point a Basic Service Set (BSS) color collision event detected by the first wireless access point. The first wireless access point uses a first BSS color. A color collision event occurs when the first wireless access point receives from a device in a BSS of a different physical wireless access point a frame or PHY Protocol Data Unit (PPDU) that includes the first BSS color. The management entity obtains from the first wireless access point an indication whether the color collision event has been detected for longer than a predetermined duration. When the color collision event has been detected for longer than the predetermined duration, the management computes a probability of the color collision event. The management entity determines whether the color collision event is malicious or benign, and determines whether to maintain the first BSS color.
US11012468B2 Detecting and responding to attempts to gain unauthorized access to user accounts in an online system
In response to detected attempts to gain unauthorized access to user accounts of an online system, a security module of an online system applies an attack response policy to take actions in response to the attempts. Possible responses of the policy include reordering credential types requested by the online system during multi-factor authentication-enabled login, switching to a mode in which login requests are accepted but login is not permitted for the requesting user, and logging information about the login requests. Logged information may be applied to enhance the ability to prevent future unauthorized accesses, such as adding credential values to a list of common credential values and prohibiting users from associating those values with their accounts, or training a model based on the logged information to predict a probability that a given login request is unauthorized.
US11012467B2 System and method for scrubbing DNS in a telecommunications network to mitigate attacks
Aspects of the present disclosure involve systems, methods, computer program products, and the like, for providing a proxy server or scrubbing service for an authoritative domain name server (DNS) of a CDN to prevent or otherwise mitigate attacks on the server. The proxy server may receive incoming requests to the authoritative DNS and determine which requests are valid and which are potentially part of an attack on the network. In one embodiment, the proxy server may then “scrub” or otherwise remove the requests of the attack to mitigate the effect of the attack on the network. For example, the proxy server may ignore the request, may direct the request to a “dead-end” server or other device to prevent overloading of the target device, may instruct a device from which the request was sent to discard the request, etc.
US11012464B2 Network vulnerability assessment
A method to assess network vulnerabilities of devices may include accessing, by a relay device, a network that includes a firewall to separate the network from external networks such that the relay device is coupled to the network from behind the firewall attached to the network. The method may further include establishing a communication channel over a secondary network between the relay device and a monitor system. The method may further include detecting one or more devices behind the firewall attached to the network by the relay device. The method may also include after establishing the communication channel and detecting the one or more devices and while the relay device is coupled to the network from behind the firewall attached to the network, performing, by the monitor system, one or more network vulnerability assessments on the one or more devices via network communications that pass through the relay device.
US11012461B2 Network device vulnerability prediction
The vulnerability of network devices may be predicted by performing a survival analysis on big data. A prediction algorithm may be built by considering historical data from heterogeneous data sources. The operating state of the network devices on a network may be predicted. The services potentially affected by a predicted outage may be determined and displayed. Alternatively or in addition, the number of clients potentially affected by a predicted outage may be determined and displayed.
US11012459B2 Rule-based network-threat detection
A packet-filtering device may receive packet-filtering rules configured to cause the packet-filtering device to identify packets corresponding to network-threat indicators. The packet-filtering device may receive packets and, for each packet, may determine that the packet corresponds to criteria specified by a packet-filtering rule. The criteria may correspond to one or more of the network-threat indicators. The packet-filtering device may apply an operator specified by the packet-filtering rule. The operator may be configured to cause the packet-filtering device to either prevent the packet from continuing toward its destination or allow the packet to continue toward its destination. The packet-filtering device may generate a log entry comprising information from the packet-filtering rule that identifies the one or more network-threat indicators and indicating whether the packet-filtering device prevented the packet from continuing toward its destination or allowed the packet to continue toward its destination.
US11012458B2 Statistical analysis of network behavior using event vectors to identify behavioral anomalies using a composite score
Examples of the present disclosure describe systems and methods for identifying anomalous network behavior. In aspects, a network event may be observed network sensors. One or more characteristics may be extracted from the network event and used to construct an evidence vector. The evidence vector may be compared to a mapping of previously-identified events and/or event characteristics. The mapping may be represented as one or more clusters of expected behaviors and anomalous behaviors. The mapping may be modeled using analytic models for direction detection and magnitude detection. One or more centroids may be identified for each of the clusters. A “best fit” may be determined and scored for each of the analytic models. The scores may be fused into single binocular score and used to determine whether the evidence vector is likely to represent an anomaly.
US11012450B2 Detection device, detection method, detection system, and detection program
A device and method to accurately detect list-based attacks without reducing the convenience for authorized users. An acquirer acquires information on accounts used for log-in trials to a plurality of websites. An analyzer calculates the degree of use of each account used in common for log-in trials to different websites in a predetermined period of time out of the accounts acquired by the acquirer and determine the log-in trials using the account to be attacks when the degree of use exceeds a predetermined threshold. A detector detects, as an attack, a log-in trial to the website using the same account as the account used for the log-in trials determined to be attacks by the analyzer.
US11012447B2 Method, system, and storage medium for secure communication utilizing social networking sites
Embodiments disclosed herein provide secure communication among enterprise users utilizing social networking sites. A server computer may encrypt a post intended for a social networking site and forward the encrypted data or may save the post locally and send a placeholder to the social networking site. The server may receive a message from the social networking site containing the encrypted data or placeholder and determine that a recipient is authorized to view the original post. The server may then decrypt the data or retrieve the original post for servicing the request. In this way, authorized users of an enterprise can utilize social networking sites, which are independently owned and operated, to communicate with each other in a secure manner.
US11012446B2 Multicast splitting
A system and method for transmitting packets to a plurality of network devices that cannot be accessed via a single multicast message is disclosed. The system includes a gateway controller that received a multicast request from a client, and creates a plurality of multicast messages based on the number of different security classes. The gateway controller parses the request from the client and identifies all of the desired destination nodes. The gateway controller then identifies the security class that each of these destination nodes belongs to. Based on this, the gateway controller then creates one or more multicast messages, where each multicast message is intended for the destination nodes that belong to a single security class. In certain embodiments, the gateway controller also aggregates the acknowledgments from the destination nodes and forwards this information to the client.
US11012444B2 Declarative third party identity provider integration for a multi-tenant identity cloud service
Embodiments provide login functionality to a user using a third party identity provider for a multi-tenant identity cloud service. Embodiments receive declarative metadata that includes an identity of a token endpoint corresponding to the third party identity provider and corresponding parameter values. Embodiments store the declarative metadata in a database and receive a request for a login using the third party identity provider. Embodiments retrieve the metadata and build an authorization request and send the authorization request to the third party identity provider, and in response receive an authorization code. Embodiments retrieve the metadata and build a token request using the authorization code and send the token request to the third party identity provider, and in response receive an access token.
US11012440B2 Systems and methods for interaction among terminal devices and servers
System and method are disclosed for providing authentication of a terminal device. One embodiment includes a method implemented by a first terminal device. The method may include receiving first location information and receiving a first predetermined signal. The method may also include transmitting status information and the first location information to a server upon receiving the first predetermined signal to allow the server to compare the first location information with second location information received from a second terminal device and to allow the server to transmit the status information to the second terminal device. The status information may indicate that the first terminal device is authenticated and the first location information may indicate a current location of the first terminal device.
US11012439B1 Multi-person authentication and validation controls for image sharing
Provided herein are methods and systems for multi-person authentication and validation systems for sharing of images. The multi-person authentication and validation system may identify the respective representations of one or more individuals captured in an image, and request authorization for sharing the image from the one or more individuals captured in the image. In some instances, the multi-person authentication and validation system may provide a different image version for sharing if at least one of the one or more individuals denies authorization.
US11012433B2 Method and system for modifying network connection access rules using multi-factor authentication (MFA)
A method and a system for modifying network connection access rules using multi factor authentication (MFA) are provided herein. The method may include the following steps: receiving, at a computer network, an access request from a client device; retrieving a user identification data associated with said client device; presenting a message over said client device, wherein the message contains details associated with said access request; responsive to the user confirmation of said details, initiating an MFA process, wherein the MFA process comprises presenting an authentication message over the client device; and only in a case that the user has been authenticated by the MFA process, establishing the requested connection access.
US11012426B2 Secure data pools
Techniques for secure data management in a sensor data environment are provided. For example, a method obtains sensor data, at a gateway, generated by at least one sensor associated with a set of one or more sensors operatively coupled to the gateway. The method generates at least one data object comprising the sensor data and metadata corresponding to the sensor data, and sends the data object to a secure data pool for storage and for secure access by one or more clients.
US11012422B2 Telecommunication system and method for traversing an application layer gateway firewall during the establishment of an RTC communication connection between an RTC client and an RTC server
A telecommunications assembly and a method for traversing an application layer gateway firewall during the establishment of an RTC communication connection between an RTC client and an RTC server using a proprietary RTC signalling protocol, wherein the firewall has no specific knowledge of the proprietary RTC signalling protocol. The RTC client and the RTC server can negotiate during the establishment of the RTC communication connection which of the ports of the firewall are required for the data packets to be exchanged via the RTC communication connection, wherein they use at least one standardised message element as a component of the proprietary RTC signalling protocol, with which information relating to the ports to be used can be found by the firewall.
US11012413B2 Device and method for securing a network connection
A network security device mediates communications between a client computing device and a network. The network security device includes a memory storing packet header verification rules defining parameters for structure and content of packet headers. The network security device further includes a communications interface to connect to the client computing device and the network. The network security device further includes a processor interconnected with the memory and the communications interface. The processor is configured to: in response to receiving an incoming packet from the network for transmission to the client computing device, extract an incoming header from the incoming packet. The processor is further configured to perform a verification of structure and content of the incoming header according to the packet header verification rules. The processor is further configured to: in response to a successful verification of the incoming header, transmit the incoming packet to the client computing device.
US11012411B2 Network interface device
A network interface device having a hardware module comprising a plurality of processing units. Each of the plurality of processing units is associated with its own at least one predefined operation. At a compile time, the hardware module is configured by arranging at least some of the plurality of processing units to perform their respective at least one operation with respect to a data packet in a certain order so as to perform a function with respect to that data packet. A compiler is provide to assign different processing stages to each processing unit. A controller is provided to switch between different processing circuitry on the fly so that one processing circuitry may be used whilst another is being compiled.
US11012410B2 Distributed denial-of-service prevention using floating internet protocol gateway
An apparatus for preventing data traffic overload of a customer enterprise network in a networked computing system includes a plurality of data centers, each of the data centers being in operative communication with one another via a secure connection. The data centers form at least one floating gateway for providing a distributed interface between a public network and an Internet Protocol (IP) interface of the customer enterprise network, the IP interface of the customer enterprise network being inaccessible using a public IP address. The apparatus further includes at least one controller in operative communication with the data centers. The controller is configured to synchronize state information among the data centers and to control ingress and egress data traffic for each of the data centers.
US11012407B2 System and method of utilizing multiple networks
In one or more embodiments, an information handling system (IHS) may receive, from another IHS via a first network, a dynamic host configuration protocol discovery request, provide, via the first network, a first Internet protocol version four (IPv4) address to the other IHS, and associate a first Internet protocol version six (IPv6) address. The IHS may receive a domain name service (DNS) lookup request from the first information handling system, provide a multicast DNS (mDNS) request, based at least on logical name information from the DNS lookup request, to a second network, and receive a mDNS response that includes a second IPv6 address associated with the logical name information from the DNS lookup request. In response to receiving the mDNS response, the IHS may configure at least one network address translation configuration that associates that associates the second IPv6 address and a second IPv4 address.
US11012398B1 Ephemeral message gallery user interface with screenshot messages
A server maintains a gallery of ephemeral messages. Each ephemeral message is posted to the gallery by a user for viewing by recipients via recipient devices. In response to a gallery view request from any of the recipient devices, the ephemeral messages in the gallery are displayed on the requesting device in automated sequence, each message being displayed for a respective display duration before display of the next message in the gallery. A user interface via which the gallery is viewable includes indicia with respect to the number of screenshots taken with respect to messages in the gallery during online viewing.
US11012394B2 Method and system for providing social media using partition function
Disclosed are a method and system for providing social media using a partition function. A method of providing social media may include receiving sharing information input in one or more user terminals included in a chat room, assigning partitioned pieces generated by partitioning the received sharing information based on the number of users included in the chat room to user terminals included in the chat room, receiving a request for the reading of specific-processed sharing information from a specific user terminal included in the chat room, restoring the specific-processed sharing information based on the partitioned pieces received from the user terminals included in the chat room, and transmitting the restored sharing information to the user terminal that has requested the reading of the sharing information.
US11012387B2 Apparatus and method for matching individuals during an ephemeral time period based upon voting and matching criteria
A computer implemented method includes supplying to a client device prompts for a first individual to provide a vote for a preference of the first individual. The preference relates to an activity during an ephemeral time period. The vote is collected. Matches between the first individual and a pool of individuals are generated based upon common votes and matching criteria. The matches are supplied to the client device. A match acceptance for a second individual is collected from the client device. Network communication is enabled between the first individual and the second individual.
US11012383B2 Operational safety mode
The present disclosure generally relates to implementing an operational safety mode that manages the output of notifications at an electronic device when a user of the device is operating a vehicle.
US11012380B2 Message communication apparatus, non- transitory computer readable medium, and display control method
A message communication apparatus includes an operating unit that activates a chat bot, the chat bot running in a messaging service in which users exchange a message, the chat bot exchanging a message with a user, a registration unit that registers the chat bot for each user, and a controller that, if a single first chat bot has been activated in a single chat room through operation of the operating unit by a first user, causes the first chat bot to execute, in response to a message from a second user different from the first user, a function of a second chat bot registered by the second user by using the registration unit.
US11012372B2 Electronic apparatus and method for control thereof
An electronic apparatus and a method for controlling the same are provided. The method includes executing an application; acquiring a resource configuration corresponding to the application; first identifying an external electronic apparatus from among a plurality of external electronic apparatuses based on preference information, the first identifying being in response to the resource configuration containing pre-stored information relating to the plurality of external electronic apparatuses; second identifying whether the external electronic apparatus is available; connecting to the external electronic apparatus; and sending a message regarding the application to the external electronic apparatus.
US11012368B2 Data packet management in a memory constrained environment
Disclosed aspects relate to data packet management in a memory-constrained environment. A data packet having a command may be received by a first device. The data packet may be processed by the first device using the command. A first portion of processed data may be loaded in the memory component by the first device. The first portion of processed data may be communicated by the first device to a second device. A second portion of processed data may be loaded in the memory component by the first device. The second portion of processed data may be communicated by the first device to the second device. A trailer may be loaded in the memory component by the first device. The trailer may be communicated by the first device to the second device.
US11012366B2 Methods and systems for data transmission
A method for data transmission may be implemented on an electronic device having one or more processors. The one or more processors may include a master queue including a master queue head and a plurality of primary ports that are connected to each other using a serial link. The method may include operating the master queue head to obtain a message. The method may also include operating the master queue head to segment the message into a plurality of segments. The method may also include operating the master queue head to transmit the plurality of segments to a first primary port of the plurality of primary ports in the master queue. The method may also include operating the first primary port to transmit the plurality of segments to a second primary port of the plurality of primary ports in the master queue.
US11012364B2 Aggregated link flow control system
An aggregated link flow control system includes a first networking device having a plurality of peer ports and a second networking device that includes a first port having a first flow control configuration. The first port is coupled to the first networking device via a first peer port of the plurality of peer ports. The second networking device includes a second port having a second flow control configuration. The second port is coupled to the first networking device via a second peer port of the plurality of peer ports. The second networking device groups the first port and the second port as an aggregated link interface. The second networking device determines that the first flow control configuration of the first port is compatible with a third flow control configuration of the first peer port and, in response, provides a data flow for the aggregated link interface through the first port.
US11012361B2 Managing transmission control protocol (TCP) traffic
A terrestrial terminal enables communications, over a network connection through a satellite, between a local host of one or more connected local hosts and a remote host. The terrestrial terminal is configured to perform operations comprising: receiving, from the remote host, a network packet for the local host; obtaining, from the network packet, an included TCP segment; determining, from the TCP segment, a receive window size advertised by the remote host; computing, using one or more characteristics of the network connection, a target receive window size; comparing the target receive window size with the advertised receive window size; and in response to determining that the target receive window size is different from the advertised receive window size: modifying the TCP segment by replacing the advertised receive window size with the target receive window size, and forwarding the network packet with the modified TCP segment to the local host.
US11012354B2 Pre-routing device for data centers
A routing circuit coupled to one or more ingress ports and one or more egress ports is configured to receive data packets from the one or more ingress ports and route the data packets to the one or more egress ports based on a header portion of the data packets.
US11012353B2 Using in-band operations data to signal packet processing departures in a network
In one embodiment, nodes use in-band operations data (e.g., carried in iOAM data field(s)) to signal departures in the processing of a packet in a network. A “departure” refers to a divergence or deviation, as from an established rule, plan, or procedure. Departures include, but are not limited to, sending a packet over a backup path (thus, a departure/deviation from sending over a primary path); offload processing of a packet (thus, a departure/deviation from processing of a packet by an application processing apparatus); and exception or punting/slow/software path processing of a packet (thus, a departure/deviation from normal or fast/hardware path processing of a packet). In one embodiment, a proof of transit validation apparatus uses departure information to select among multiple possible verification secrets, with the selected verification secret used in validation processing with a cumulative secret value obtained from the packet.
US11012351B2 Service path computation for service insertion
The disclosure provides an approach for computing service paths for a service chain identifying a sequence of services. One method includes including information about a plurality of hosts in a heap. Each of the plurality of hosts includes at least one service virtual computing instance (SVCI) configured to provide at least one of the services of the service chain. The information includes, for each of the plurality of hosts, a number of service paths computed for the service chain at the host and one of a number of services provided by unused SVCIs of the host or a number of consecutive services provided by unused SVCIs of the host. The method further includes selecting a host from the heap based on the information. The method further includes generating a first service path for the service chain, the first service path identifying at least one SVCI of the selected host.
US11012349B2 Route reflector optimizations for interconnecting MPLS-based L3-VPN and L3-EVPN networks
Methods and systems are described for providing route advertisements to provider edge devices on virtual private networks implemented using different protocols. An illustrative method includes receiving, from a first provider edge device on a first virtual private network (VPN), a route advertisement in a first format, wherein the first format corresponds to a first standard, determining whether the first format is translatable to a second format, wherein the second format corresponds to a second standard, in response to determining that the first format is translatable to the second format, identifying parameters for translating a route included in the route advertisement from the first format into the second format, generating a translated route advertisement by translating the route included in the route advertisement in accordance with the identified parameters, and transmitting, to a second provider edge device on a second VPN, the translated route advertisement including the translated route.
US11012348B2 Traffic shaping and end-to-end prioritization
A method is disclosed, comprising: receiving a first and a second Internet Protocol (IP) packet at a mesh network node; tagging the first and the second IP packet at the mesh network node based on a type of traffic by adding an IP options header to each of the first and the second IP packet; forwarding the first and the second IP packet toward a mesh gateway node; filtering the first and the second IP packet at the mesh gateway node based on the added IP options header by assigning each of the first and the second IP packet to one of a plurality of message queues, each of the plurality of message queues having a limited forwarding throughput; and forwarding the first and the second IP packet from the mesh gateway node toward a mobile operator core network, thereby providing packet flow filtering based on IP header and traffic type.
US11012347B2 Communication apparatus, communication control method, and communication system for multilink communication simultaneously using a plurality of communication paths
In a communication apparatus (10), a determination unit (12) determines, from a plurality of candidate communication paths other than one of a plurality of communication paths used for multilink communication, a distribution-destination communication path based on the free bandwidths of the respective candidate communication paths. Further, a distribution control unit (11) executes control for distributing a setting flow for the one communication path to the determined distribution-destination communication path.
US11012345B2 Data transmission method, device, and system
The present application provides a data transmission method, device and system. The method comprises: a sending device sends a data packet to a receiving device by means of a first relay device, and receives feedback information of the receiving device on the receiving condition of the data packet by means of another communication link according to a predetermined condition. Therefore, the sending device can timely obtain the feedback information of the receiving device on the receiving condition of the data packet by means of another communication link under a predetermined condition.
US11012343B2 Systems and methods for automatically packaging and deploying virtual network functions based on network interface dependencies and compatibilities
A device may receive information identifying existing virtual network functions (VNFs) associated with an existing virtual radio access network (VRAN), and may receive information identifying proposed VNFs to deploy with the existing VRAN, wherein the information identifying the proposed VNFs includes VNF descriptors indicating interface dependencies associated with the proposed VNFs. The device may generate testing configurations, for testing the proposed VNFs, based on the interface dependencies, and may determine that a set of the proposed VNFs are validated based on testing the proposed VNFs with the testing configurations. The device may derive dependency constraints for the set of the proposed VNFs based on the information identifying the existing VNFs, and may select a new VNF that satisfies the dependency constraints, based on the set of the proposed VNFs. The device may cause the new VNF to be deployed with the existing VRAN.
US11012340B2 Method and system for detecting interference to wireless networks
Interference is a common problem in wireless communication networks. This disclosure provides a method and system that detect and locate interference sources based on various data describing or captured from an operational network during normal mobile wireless service times.
US11012338B2 Network adaptive latency reduction through frame rate control
Novel solutions are provided for consistent Quality of Service in cloud gaming system that adaptively and dynamically compensate for poor network conditions by moderating rendered frame rates using frame rate capping to optimize for network latency savings (or surplus). In further embodiments, the encoding/sent frame rate to the client can also be managed in addition, or as an alternative to capping the rendered frame rates. The claimed embodiments not only maintain a constant Quality of Service (QoS) for the user, but may also be employed to leverage higher-performing networks to reduce operational costs.
US11012336B2 Techniques to monitor control plane network traffic
Examples include techniques to monitor control plane (CP) network traffic. Examples include monitoring CP traffic between one or more user equipment (UEs) wirelessly coupled to a network and a virtual network function arranged to process user plane (UP) traffic for an application service provided to the one or more UEs to determine whether at least a portion of the UP traffic needs to be routed to a different VNF for UP processing.
US11012324B2 Explicit interaction contracts for network connected devices
A computer system is provided that includes one or more processors configured to store a plurality of software interfaces that define explicit interaction contracts between network connected devices and software services. The one or more processors are configured to execute a plurality of software services. Each software service defines one or more software interfaces operated on by that software service. The one or more processors are configured to receive, from a network connected device, a list of one or more software interfaces implemented by the network connected device, select one or more software services based on a match between the one or more software interfaces implemented by the network connected device and the one or more software interfaces operated on by the plurality of software services, and process data received from the network connected device using the selected software services.
US11012323B2 Feature parameter obtaining method and apparatus
A feature parameter obtaining method and apparatus are disclosed. The method includes: obtaining feature set information from a data analytics network element, where a feature set corresponding to the feature set information includes a first part of feature and a second part of feature; obtaining a first feature parameter of the first part of feature when data corresponds to the first part of feature; sending a request message to at least one second network element, to request a second feature parameter of the second part of feature when the data corresponds to the second part of feature; receiving the second feature parameter from the at least one second network element; and sending, based on the first feature parameter and the second feature parameter, a third feature parameter of the feature set when the data corresponds to the feature set to the data analytics network element.
US11012320B2 Interactive graphical model-based monitoring and control of networked physical assets
A system and method are disclosed for gathering information relating to a system being monitored, modeling various aspects of the system to present it on a useful console, and further for controlling the system using a monitoring and control interface. In an aspect the system and method employ combinations of graphics architectures, including advanced video gaming technology and methods in previously-unknown configurations, to achieve an effective monitoring and control architecture.
US11012310B2 Managing containers based on pairing keys in a segmented network environment
A container orchestration server stores pairing keys in association with container profiles. A container orchestration agent executing on an operating system instance instantiates a new container according to a particular container profile in response to an instruction from the container orchestration server and stores the pairing key as metadata associated with the container. An enforcement module detects the instantiation of the container and obtains the corresponding pairing key from the container orchestration agent. The enforcement module transmits the pairing key to a segmentation server for validation. If the segmentation server validates the key, the segmentation server determines a label set corresponding to the container profile associated with the pairing key and generates management instructions for the container based on the label set. The management instructions, when enforced by the operating system, controls communications between the container and other workloads in accordance with a segmentation policy.
US11012307B2 Network entity and method for controlling a son-function
The invention relates to a network entity installed in a network comprising an operator objective interface for receiving operator objectives; a SON-Function model interface for receiving at least a first SON Function Model, wherein the network entity is adapted to link the operator objectives with the first SON-Function model in order to adapt a SON Function for influencing a network behavior. Moreover the invention relates to a method for automatic controlling of at least one SON Function.
US11012306B2 Autonomous datacenter management plane
Presented herein are methodologies for managing servers in a datacenter or cloud service environment. A method includes sending, from a first baseboard management controller (BMC), to other BMCs in a network, a first message indicating a desire to establish a master-slave relationship; receiving a response from a second BMC from among the other BMCs, the response indicating an ability to function as a master in the master-slave relationship; sending, from the first BMC, a second message to the second BMC confirming establishment of the master-slave relationship between the second BMC and the first BMC; sending, from the first BMC to the second BMC, a request for configuration information; and in response to the request for configuration information, receiving, from the second BMC, configuration profile data representative of a configuration of a server, which is controlled by the second BMC.
US11012303B2 Configuration replication system
A port configuration replication system includes a first networking device including a first port, and a second networking device including a second port. A management device communicates with the first networking device to provide a first networking device Graphical User Interface (GUI) that displays port configuration details for the first port. The management device then copies the port configuration details, and analyzes the port configuration details to identify port configuration replication information. The management device then communicates with the second networking device to display a second networking device GUI that provides for the configuration of the second port, and provides the port configuration replication information in the second networking device GUI in order to provide for the configuration of the second port.
US11012301B2 Notification and transfer of link aggregation group control in anticipation of a primary node reboot
A first information handling system may detect a reboot condition for the first information handling system. The first information handling system may transmit a first notification to a second information handling system, notifying the second information handling system that the first information handling system is going to reboot. The first information handling system may transmit a second notification to a third information handling system, instructing the third information handling system to age out old root information. The first information handling system may then reboot.
US11012297B2 Methods and apparatus to migrate physical server hosts between virtual standard switches and virtual distributed switches in a network
An example apparatus to migrate a physical server host from a virtual standard switch to a virtual distributed switch includes: a user input interface to receive a user-selection of first physical network interface cards of a first physical server host to migrate from the virtual standard switch to the virtual distributed switch; a configurator to generate a first migration plan to configure the virtual distributed switch using network configuration settings of the virtual standard switch corresponding to the first physical network interface cards; and a virtual distributed switch creator to, based on a user-selection to proceed with the migration from the virtual standard switch to the virtual distributed switch, create the virtual distributed switch in the first physical server host and a second physical server host, the configurator to configure the network configuration settings of the virtual standard switch in the virtual distributed switch.
US11012296B2 Handling unsolicited requests from devices
Techniques for handling requests from a remote device are disclosed. A server receives a first unsolicited activation request from a first device of a plurality of devices. A probabilistic hash filter, associated with a data set, is queried using a first identifier associated with the first device. In response, a first result is received from the probabilistic hash filter indicating that the first device is not ready for activation. In response to receiving the first result, a back-off indication is transmitted to the first device.
US11012295B2 Provisioning using computer vision
The embodiments of the present disclosure are generally directed to systems and methods for provisioning computing resources using computer vision. An image comprising a plurality of visual elements can be received. The visual elements within the image can be recognized as objects that represent network elements, where the recognized objects represent network elements of a network element type and the network element types comprise one or more of a database, a load balancer, a sub-network, or a virtual machine instance, and an arrangement of the recognized objects that represents a network architecture is recognized. Computing resources can be caused to be provisioned corresponding to the recognized objects by provisioning network elements that comprise one or more of the network element types, wherein the provisioning comprises generating a network architecture for the provisioned network elements based on the recognized arrangement.
US11012294B2 Inline data plane monitor placement and operation for network function virtualization
A method for inline data plane monitor placement and operation for network function virtualization involves receiving, at one or more control modules of a network, a logical monitoring specification. The logical monitoring specification includes a monitoring regime abstracted from a physical topology of the network. The one or more control modules perform one or more of instantiating or identifying one or more monitor instances of the network based on the logical monitoring specification, the one or more monitor instances being or having been instantiated within one or more data plane components of the network. The one or more control modules configure the one or more monitor instances based on the logical monitoring specification.
US11012292B2 Unified replication mechanism for fault-tolerance of state
A network control system that achieves high availability for forwarding state computation within a controller cluster by replicating different levels of table state between controllers of the controller cluster. To build a highly available controller cluster, the tables for storing the forwarding state are replicated across the controllers. In order to reduce network traffic between the controllers, fewer tables are replicated to slave controllers, which then recompute the forwarding state of the master controller in order to have a replicate copy of the master controller's forwarding state for possible failover. In other embodiments, more tables are replicated to minimize the recomputations and processor load on the slave controller. The network control system of some embodiments performs continuous snapshotting to minimize downtime associated with reaching a fixed point and replicating the state.
US11012290B2 Systems and methods for node outage determination and reporting
A method includes receiving beacons originating from endpoints. The beacons are received during a single beacon interval and are sent using a power strength to reach nodes within physical proximity of the endpoints. The method also includes establishing a list including multiple endpoints from which a node receives the beacons at more than a threshold percentage of the beacon intervals. The method includes detecting that a threshold number of the beacon intervals have passed since receiving a most recent beacon from an endpoint. The method includes outputting a ping at full power strength to the endpoint requesting a response. When the response is not received from the endpoint, the method includes transmitting an outage alarm to a next topologically higher layer of a mesh network. The outage alarm includes an identification of the endpoint and a timestamp indicating when the first node received the most recent beacon from the endpoint.
US11012289B2 Reinforced machine learning tool for anomaly detection
In some embodiments, there may be provided a system. The system may be configured to receive web server data indicating a current state of a web server; determine, by a machine learning model and based on the web server data, whether the web server is in a first failure state; generate a first failure state indication for the web server in response to the determination, by the machine learning model, that the web server is in the first failure state; determine, by a forecaster and based on the web server data, whether the web server is in a second failure state; and generate a second failure state indication for the web server in response to the determination, by the forecaster, that the web server is in the second failure state.
US11012282B2 System discovery and signaling
An extensible communication system is described herein. The system includes a first module for receiving a root index value and for generating a constant amplitude zero auto-correlation sequence based on the root value. The system further includes a second module for receiving a seed value and for generating a Pseudo-Noise sequence based on the seed value. The system further includes a third module for modulating the constant amplitude zero auto-correlation sequence by the Pseudo-Noise sequence and for generating a complex sequence. The system further includes a fourth module for translating the complex sequence to a time domain sequence, wherein the fourth module applies a cyclic shift to the time domain sequence to obtain a shifted time domain sequence.
US11012281B2 Device and method for enhanced seamless mobility
Devices and methods of determining offsets for different eNBs in a dynamic switched CoMP network are generally described. A UE may receive, in an RRCConnectionReconfiguration message, DL parameter sets associated with different eNBs and having reference signal information for a PSS, SSS and DRS. The UE may receive reference signals based on the DL set associated with the eNB and determine a timing/frequency offset based on the reference signals. The offsets may be used to decode a dynamically switched PDSCH indicated by a PDCCH. The DL sets may indicate which PDCCH to detect or the PDCCH from the same cNB may be used and the PDSCH determined from a DCI in the PDCCH. A UL DCI may indicate which of UL parameter sets to use. The UL sets may indicate a reference signal to determine path loss and a timing advance value.
US11012277B2 Method and device for inserting k pair of reference signal
The invention relates to inserting a first and a second Reference Signals in a radio signal to be transmitted over a wireless communication system, the radio signal being emitted according to a specific SC-SFBC scheme, the method comprising: determining K integers such as { n i | i ∈ 〚 1 ; K 〛 , 0 ≤ n i ≤ M 2 - 1 , ∀ i , j ∈ 〚 1 ; K 〛 2 , i < j ⇒ n i < n j } ; and for each pair i of first and second Reference Signals: inserting the first Reference Signal in the radio signal, such as samples of the first Reference Signal are in time periods in the radio signal, said time periods being dependent on a first position in the block of symbols processed by the specific SC-SFBC scheme; inserting the second Reference Signal in the radio signal, such as samples of the second Reference Signal are in time periods in the radio signal, said time periods being dependent on a specific position according to the first position in the same block of symbols.
US11012275B2 Preamble symbol transmitting method and device
A preamble symbol transmitting device and method, includes: generating a prefix according to a partial time-domain main body signal truncated from a time-domain main body signal; generating the hyper prefix according to the entirety or a portion of the partial time-domain main body signal; and generating time-domain symbol based on at least one of the cyclic prefix, the time-domain main body signal and the hyper prefix, the preamble symbol containing at least one of the time-domain symbols.
US11012274B2 Demultiplexer and method of controlling the same, and display device
A demultiplexer includes a voltage boost circuit and at least one data selection output circuit. The voltage boost circuit is coupled to N second-stage selection signal input terminals and N first-stage selection signal input terminals, N is greater than or equal to 2, and N is a positive integer. Each data selection output circuit is coupled to a data input terminal, N data output terminals and the N first-stage selection signal input terminals.
US11012272B2 Channel or interference estimation for SC-FDM symbol streams
Techniques are described for wireless communication. A first method includes inserting channel or interference estimation modulation symbols into a sequence of data modulation symbols; performing a discrete Fourier transform (DFT) on a group of modulation symbols in the sequence of data modulation symbols, the group of modulation symbols including at least one of the channel or interference estimation modulation symbols; and generating a single-carrier frequency domain modulated (SC-FDM) symbol stream based at least in part on an output of the DFT. A second method includes performing an IDFT on a tone-demapped output of a DFT for each of at least one SC-FDM symbol stream, to recover a plurality of data modulation symbols and channel or interference estimation modulation symbols for each of the at least one SC-FDM symbol stream; estimating interference based at least in part on the channel or interference estimation modulation symbols; and decoding the data modulation symbols based at least in part on the estimated interference.
US11012271B2 Demodulator for an RFID circuit
An RFID circuit and to a demodulator for an RFID circuit, the demodulator including an input and at least one output, a clock extractor connected to the input, a comparator connected to at least one output, a finite impulse response FIR filter arrangement connected to the input and connected to the comparator.
US11012270B2 Window/filter adaptation in frequency-multiplexed OFDM-based transmission systems
Techniques are disclosed for adaptively determining windowing functions and/or filtering functions in a system that uses multiple multicarrier modulation numerologies. According to one aspect, a method comprises determining (1610) first and second quantities of frequency resources needed for first and second multicarrier modulation schemes, respectively, the first and second multicarrier modulation schemes having first and second subcarrier spacings, respectively, the first subcarrier spacing differing from the second subcarrier spacing; determining (1620) a first windowing function and/or first filtering function, for use with the first multicarrier modulation scheme, based on at least one of the first and second quantities of frequency resources; and transmitting (1630) a multi-mode multi-carrier modulation signal in a frequency band, during the first interval, using the first and second multicarrier modulation schemes and the first and second quantities of frequency resources. Transmitting the multi-mode multi-carrier modulation signal comprises applying the first windowing and/or first filtering function to the first multicarrier modulation scheme.
US11012266B2 Sub-carrier estimation method and apparatus in multi-carrier communication system
Provided are a sub-carrier estimation method in a multi-carrier communication system and an apparatus. The method includes: receiving a data frame transmitted by a transmitting end, and extracting a training sequence from the data frame; performing fast Fourier transform operation on the training sequence and a preset reference sequence, respectively, to obtain frequency domain data of the training sequence and frequency domain data of the reference sequence, and conjugately multiplying the two kinds of frequency domain data; extracting real part of conjugate multiplication result; averaging values in each column of an M×N array, respectively, to obtain an output array of 1 row and N columns; and estimating, according to the value in each column of the output array of 1 row and N columns, whether valid data is transmitted over N sub-carriers corresponding to the output array of 1 row and N columns.
US11012261B2 Associating VXLANs with tunnels
Via a tunnel configured on a Virtual eXtensible Local Area Network (VXLAN) Tunnel End Point (VTEP), a notification message is received from a peer VTEP over the tunnel. The received notification message contains VXLAN Network Identifiers (VNIs) of VXLANs currently configured on the peer VTEP. For each of VXLANs currently configured on the VTEP, when the same VXLAN as the VXLAN configured on the VTEP exists in the VXLANs indicated by the VNIs contained in the received notification message and when the VXLAN configured on the VTEP has not been associated with the tunnel, the VXLAN configured on the VTEP is associated with the tunnel.
US11012257B2 Home side device and method of clearing management table
A home side device according to one aspect of the present invention includes: a UNI port for a communication line used by one or a plurality of communication devices in a user's home; an access processing unit that performs upstream access control and holds a management table of address information of the communication devices; a detecting unit that detects link states of the communication devices; and a control unit that performs a process of clearing the management table when a link-down of all of the communication devices has been detected.
US11012255B2 Electronic control unit, frame generating method, and non-transitory computer-readable recording medium storing a program
An electronic control unit (ECU) is provided. The ECU is connected to a first network in an onboard network system. The onboard network system includes the first network and a second network. In the first network, first-type frames are transmitted following a first communication protocol. In the second network, second-type frames are transmitted following a second communication protocol. The ECU generates first-type frames following the first communication protocol, and transmits the generated first-type frames to the first network. The ECU receives external information indicating state information of a device on the onboard network system received from another electronic control unit connected to the first network or the second network, or receives external information indicating information received from a communication module configured to communicate with the server via an external network.
US11012253B2 Controller for smart devices
A controller for connecting to and controlling active units of smart devices according to a spreadsheet received from a programming device and stored in the controller's memory and current states received from other smart devices. The controller may operate to provide to programming devices the spreadsheet stored in the memory for restoring a cluster of smart devices. The controller may include a real-time clock and interpret spreadsheet formulas that include time parameters.
US11012247B2 Power-over-ethernet (PoE) control system having PSE control over a power level of the PD
One example includes a power-over-Ethernet (PoE) control system. The system includes a powered device (PD) that is configured to receive a voltage signal via an Ethernet connection and which comprises a PoE signal receiver configured to indicate a nominal power level via the received voltage signal. The system also includes a power sourcing equipment (PSE) device configured to generate the voltage signal and to measure a class current of the voltage signal to determine the nominal power level. The PSE device includes a PoE controller configured to provide a power setting command as a function of the nominal power level to the PoE signal receiver via the voltage signal, such that the PD can operate at a power level that is based on the power setting command.
US11012245B1 Decentralized management of data access and verification using data management hub
Disclosed embodiments relate to securely facilitating decentralized management of identity data. Operations may include receiving, from an identity, encrypted data and an index associated with the encrypted data; receiving, from the identity, a first request including: the index, a first part of a first cryptographic key, and a target service cryptographic key; identifying, using the index, the encrypted data; encrypting a copy of the encrypted data using the target service cryptographic key to form a doubly encrypted data; sending a challenge token to the identity; receiving a second request, from a target service, the second request including: the index and a challenge response created based on the challenge token; and sending to the target service the doubly encrypted data and the first part of the first cryptographic key; wherein the target service is operable to decrypt the doubly encrypted data.
US11012240B1 Methods and systems for device authentication
A method for disabling a device associated with a virtual identity may include receiving, from the device, a request to use the virtual identity, where the request that may include a passcode guess and a device identifier. The method may also include determining that the passcode guess does not authorize use of the virtual identity and incrementing a number of incorrect passcode guesses received within a time interval. The method may additionally include determining that the number of incorrect passcode guesses received within the time interval is greater than or equal to a threshold. The method may further include storing an indication that subsequent requests associated with the device identifier should not authorize use of the virtual identity.
US11012236B1 Secure communication tool for use alongside non-secure communications
A method of communicating through a less secure messaging system provides an option of masking messages sent from a second party to a first party so that they are unreadable when received by the first party. For some embodiments, it may be that they are visible, but unreadable, other embodiments, not visible. In either case, an authorization may be provided by the first party to make the masked messages readable messages, for many embodiments until a session rule makes the readable message a masked message again.
US11012232B2 Blockchain management platform for performing asset adjustment, cross sectional editing, and bonding
Aspects of the disclosure relate to processing systems for performing bonding of asset approvers. A computing platform may generate a sub-element based on a parent element, associated with a first list of quorum approvers, in a stored element chain. The computing platform may determine that the sub-element should be associated with a second list of quorum approvers. The computing platform may generate authentication keys for the second list of quorum approvers by generating authentication keys for those included in the second list of quorum approvers that were not included in the first list of quorum approvers, and revoking authentication keys from those included in the first list of quorum approvers that are not included in the second list of quorum approvers. The computing platform may direct a database to store the authentication keys for the second list of quorum approvers and to concatenate authorization keys accordingly.
US11012231B2 Authenticated copying of encryption keys between secure zones
The solutions disclosed enable security credentials to be shared between two entities. Embodiments of the present invention can be used to facilitate the transfer security credentials associated with a first level of permission of a first entity to a second entity that does not have the security credentials associated with the first level of permission in response to receiving a request to share security credentials between two entities.
US11012230B2 Communication apparatus and cryptographic processing system
A cryptographic communication method using a dynamically-generated private key is provided. A signal generation unit outputs a second signal obtained by giving an error in a predetermined range to a signal obtained based on a first signal. An error correction generation unit outputs a third signal obtained based on the second signal and auxiliary information for correcting an error included in the second signal. A private-key generation unit generates a first private key based on the third signal. An encryption calculation unit outputs an encrypted signal obtained by encrypting a fourth signal based on the first private key.
US11012229B2 Method for preventing short-term bifurcation and double-spend attack on block chain network
The present invention discloses a method for preventing short-term bifurcation and double-spend attack on a block chain network. The method includes the following steps: adding one CA certificate issuance and updating center to the blockchain network; transforming a block data structure and adding a CA certificate-based signature and a public key field; adding certificate effective verification of the signature and the public key to a consensus algorithm of a blockchain network node; improving the consensus algorithm; adding risk identification of a short-term bifurcation malicious double-spending attack to the improved consensus algorithm. The present invention makes minor changes to an original chain and is easy to implement. Because the method only adds the CA center and modifies and adds the necessary consensus algorithms, the method may effectively reduce the possibility of short-term bifurcation double-spending attack. A real-name system CA certificate provides an effective real-name system evidence for subsequently judicial investigation afterwards.
US11012227B2 Authentication method and system for device using Bluetooth technology
Disclosed is an authentication method and system for a device using a Bluetooth technology. A method for performing authentication by a first device, using Bluetooth low energy (LE), according to an embodiment of the present invention comprises: authenticating a user on the basis of ID information of the user; and authenticating a device by comparing information acquired from a user input with information acquired using an exchanged public key. The authentication scheme for a device is determined according to the input/output capability of the device.
US11012223B2 Method and apparatus for transmitting and receiving radio signals in a wireless communication system
The present invention relates to a wireless communication system, and more particularly, to a method and apparatus for receiving information on a number N of a code block group defined for one transport block from a base station through an upper layer signal, receiving a first transport block including a plurality of code blocks from the base station through a physical layer channel, and transmitting HARQ-ACK payload including HARQ-ACK information on the first transport block to the base station. Preferably, a code block-based CRC is attached to each of the code blocks, a transport block-based CRC is attached to the first transport block, and the HARQ-ACK payload includes a plurality of HARQ-ACK bits corresponding to M code block groups for the first transport block.
US11012217B2 Mobile station, base station, communications system, and communications method
A mobile station includes a radio link control unit for outputting or inputting data that are transmitted or received via a radio channel to or from a higher-level protocol layer, a media access control unit for outputting or inputting the data via a logical channel to or from the radio link control unit, a physical layer control unit for outputting or inputting the data via a transport channel to or from the media access control unit, and for controlling radio communications, and a radio resource control unit for outputting or inputting control data to or from the radio link control unit, media access control unit, and physical layer control unit. The mobile station multiplexes report information therefrom into a channel for packet data transmission so as to transmit it to a base station. The base station carries out assignment of radio resources using the report information.
US11012216B2 One-segment PUCCH formats
A user equipment (UE) that performs control signal transmission according to a single-segment subframe format is described. In an aspect, the UE selects a single-segment subframe format as an uplink transmission format for a subframe instead of a multi-segment subframe format. This selection may be based on an indication received by a network node that the single-segment subframe format is to be used for transmission of the one or more control signals. In addition, the UE transmits the one or more control signals on an uplink control channel using the single-segment subframe format.
US11012215B2 Information transmission method, terminal device and network device
Provided are an information transmission method, a terminal device and a network device. The information transmission method includes that: a terminal device receives a downlink channel sent from a first network device, the downlink channel carrying downlink scheduling information and uplink scheduling information of the terminal device; and the terminal device performs, according to the downlink channel, data transmission with the first network device. By means of the information transmission method, the terminal device and the network device provided in the embodiments of the present application, overheads of a channel can be saved, thereby saving data transmission time.
US11012210B2 System and method for demodulation reference signal overhead reduction
An embodiment method defines a demodulation reference signal (DMRS) pattern for transmitting DMRSs for rank 3 or rank 4 transmissions. The DMRS pattern specifies 12 REs in total per physical resource block (PRB) for carrying DMRSs on three or four antenna ports in antenna ports 7-14 for rank 3 or rank 4 transmissions. DMRS settings for transmitting DMRS according to the DMRS pattern may be specified using a downlink control information table.
US11012207B2 Method and device for transmitting tracking reference signal
A method for transmitting a tracking reference signal (TRS) in an unlicensed band and a device using the method are provided. The device performs listen before talk (LBT) in the unlicensed band and transmits the TRS in a TRS resource set according to a result of the LBT.
US11012205B2 D2D communication control method and control apparatus
Device to device (D2D) communication control is provided. A method comprises: allocating a pilot channel resource for at least one directional pilot signal associated with directional D2D communication; and sending information associated with the pilot channel resource. A respective pilot channel resource for a direction pilot signal can be allocated for each direction D2D communication, thereby providing a basis for better control of the D2D communication.
US11012204B2 Communication method of using full duplex in NR
The disclosure of the present invention proposes a communication method. The method may be performed by a wireless device and comprise: if a full duplex of a downlink (DL) reception and an uplink (UL) transmission is configured in an uplink carrier spectrum including a DL portion and a UL portion, considering that the DL portion in the uplink carrier spectrum is configured as protected DL portion for another device configured with non full-duplex. Here, the protected DL portion may allow the device configured with a non full-duplex to perform a UL transmission in the protected DL portion at a low power. The DL portion and the UL portion may be flexibly configured in the uplink carrier spectrum.
US11012203B2 Method and device for wireless communication in UE and base station
The present disclosure provides a method and device for wireless communication in a user equipment and a base station. The user equipment receives a first information, and transmits a first wireless signal in a first time domain resource of a first sub-band. The first information is used to indicate a first parameter; the first parameter is associated with one of L spatial parameter sets; the L spatial parameter sets are respectively in one-to-one corresponding to L time domain resources; the first time domain resource is one of the L time domain resources. The L time domain resources belong to a first time window; the first information is used to determine the first time domain resource from the L time domain resources; the first parameter is used to determine a transmitting antenna port group of the first wireless signal.
US11012200B2 Node and method for uplink scheduling and hybrid automatic repeat request timing
Example embodiments presented herein are directed towards a base station, and corresponding method therein, for determining a control timing configuration. The control timing configuration provides a subframe timing for configuring PUSCH and uplink HARQ-ACK control timing for a cell serving a user equipment in a multiple cell communications network. The user equipment is served by a TDD based cell and a FDD based cell. Example embodiments are also directed towards a user equipment, and corresponding method therein, determining the control timing configuration discussed above.
US11012198B2 HARQ feedback method, apparatus and system
A hybrid automatic repeat request (HARQ) feedback method includes: receiving, by a first equipment, a data subframe transmitted by a second equipment, wherein the data subframe comprises a first slot corresponding to a first type of service and a second slot corresponding to a second type of service; generating, by the first equipment, the HARQ feedback according to the data subframe, wherein the HARQ feedback includes a first feedback bit corresponding to the first slot and a second feedback bit corresponding to the second slot; and transmitting, by the first equipment, the HARQ feedback to the second equipment.
US11012197B2 Resource set configurations using automatic repeat request information
An apparatus is configured to be employed within a user equipment (UE) device. The apparatus comprises baseband circuitry which includes a radio frequency (RF) interface and one or more processors. The one or more processors are configured to identify a plurality of monitoring occasions for a set of flexible control resource sets (CORESET); determine bit ordering for the plurality of monitoring occasions; generate hybrid automatic repeat request (HARQ) feedback based on the received downlink transmission; and incorporate the ordered plurality of monitoring occasions into the HARQ feedback.
US11012192B2 Control information sending method and apparatus, and control information receiving method and apparatus
Embodiments of this application provide a control information sending method and apparatus. A network device generates first control information for a first TB, where the first TB includes n code block (CB) groups, where N is a maximum quantity of CB groups included in the first TB; each CB group includes at least one CB; the first control information includes N control information fields, and the N control information fields are in correspondence with the maximum N CB groups included in the first TB; and a control information field i in the N control information fields is used to indicate whether a CB group corresponding to the control information field i is to be sent or received, and i∈[1, N]. In this way, a quantity of bits included in downlink control information can remain fixed, thereby reducing blind detection complexity of a terminal device.
US11012189B2 Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
A method and an apparatus for transmitting broadcast signals thereof are disclosed. The apparatus for receiving broadcast signals, the apparatus comprises a receiver to receive the broadcast signals, a demodulator to perform demodulation on the received broadcast signals by an OFDM (Orthogonal Frequency Division Multiplex) scheme, wherein the broadcast signals include at least one signal frame, wherein a signal frame includes a preamble and at least one sub-frame, a frequency de-interleaver to frequency de-interleave the demodulated broadcast signals by using a different interleaving sequence, wherein the different interleaving sequence is used for data at least one of the preamble and a sub-frame, wherein the different interleaving sequence is generated based on an interleaving sequence and a symbol offset, a frame parser to parse the at least one signal frame from the frequency de-interleaved broadcast signals and a decoder to decode service data in the parsed at least one signal frame.
US11012176B2 Cable arrangement with wavelength division multiplexer
A passive optical network includes a central office providing subscriber signals; a drop terminal; and a wave division multiplexer. A fiber distribution hub may split or separate out dedicated optical signals from subscriber optical signals between the central office and the drop terminal. The wave division multiplexer separates dedicated optical signals pertaining to a specific dedicated subscriber from other optical signals on the line received at the wave division multiplexer. The wave division multiplexer may be part of a cable or part of an intermediate service terminal.
US11012175B2 Intelligence-defined optical tunnel network system and network system control method
An intelligence-defined optical tunnel network system includes a plurality of pods. Any one of the pods includes a plurality of optical add-drop sub-systems (OADS), which are configured to perform data transmission, respectively, through a plurality of Top-of-Rack (ToR) switches between a corresponding plurality of servers. Any one of the OADSs includes a first transmission module and a second transmission module. The first transmission module is configured to perform data transmission at a first frequency band, and the first transmission module of any one of the OADSs connected to the first transmission module of the adjacent OADSs to form a first transmission ring. The second transmission module is configured to perform data transmission at a second frequency band differed to the first frequency band, and the second transmission module of any one of the OADSs connected to the second transmission module of the adjacent OADSs to form a second transmission ring.
US11012173B2 Method and network node for enabling reduced interference in a wireless network
A method and a first network node (800) serving a first cell (800A) in a wireless network, for enabling reduction of interference in a second cell (800B) caused by transmission of reference signals in the first cell (800A). The first network node (800) transmits (8:1) scheduling blocks with said reference signals, using a time offset relative transmission of scheduling blocks in the second cell. A timing advance value is determined (8:3) for a wireless device (802) and the wireless device (802) instructed (8:4) to apply said timing advance value for uplink transmissions. The timing advance value was determined such that uplink symbols transmitted from the wireless device (802) are aligned with uplink symbols received at a second network node (804) of the second cell (804A).
US11012166B2 Radio wave environment analysis device and radio wave environment analysis method
A radio wave environment analysis device includes: a processor configured to analyze a radio wave environment corresponding to a radio wave transmitted from a wireless transmitter arranged within an area including observation points using a scattering body having a volume of an initial value or higher; and a memory configured to store the radio wave environment at each of observation points of an area where based on the analysis. The processor is configured to: analyze the radio wave environment using a scattering body having a volume reduced by a first predetermined value, and terminate the analysis if a difference between first and second radio wave environments at each observation point based on analyses using the scattering bodies before and after reduction of the volume, respectively, is equal to or lower than a second predetermined value.
US11012165B2 Jitter determination method and measurement instrument
A jitter determination method for determining at least one jitter component of an input signal is described, wherein the input signal is generated by a signal source, comprising: receiving and/or generating probability data containing information on a collective probability density function of a random jitter component of the input signal and a other bounded uncorrelated jitter component of the input signal; determining a standard deviation of the random jitter component based on the probability data; determining a RJ probability density function associated with the random jitter component based on the standard deviation; and determining a OBUJ probability density function associated with the other bounded uncorrelated jitter component, wherein the OBUJ probability density function is determined based on the probability data and based on the probability density function that is associated with the random jitter component. Further, a measurement instrument is described.
US11012163B1 Apparatus and methods for fast and accurate near-field measurement
A computer-implemented method for adaptive near-field data acquisition during a sampling process; it includes measuring at least one of an amplitude and phase of a field using one or more probes, wherein the measuring is performed at a plurality of points; selecting, for each point of the plurality of points, a set of neighboring points; calculating a field variation to determine the presence of a strongly varying near-field pattern; for each location corresponding to each point of the plurality of points where a varying near-field pattern is determined after the calculating of the field variation, inserting one or more new points; and for each of said one or more new points, calculating a field variation to obtain a higher near-field resolution for said each location where a near-field variation is determined.
US11012162B2 Local oscillator leakage detecting and cancellation
A mixer circuitry comprises a mixer, a local oscillator (LO) leakage detector, a digital LO leakage cancellation controller and a DAC arrangement. The mixer is configured to mix a first LO signal having an LO frequency fLO with an intermediate frequency (IF) signal and generate an output signal, i.e. a wanted signal. The LO leakage detector measures the LO leakage at the output of the mixer in the presence of the wanted signal. Then in the digital LO leakage cancellation controller, a digital algorithm is run that automatically adjusts the LO leakage in the mixer by steering the digital-to-analog converter arrangement such that the intermediate frequency input signal level to the mixer is adjusted.
US11012160B2 Phase change detection in optical signals
Optical signal receivers and methods are provided that include multiple optical resonators, each of which receives a portion of an arriving optical signal. Various of the optical resonators are tuned or detuned from a carrier wavelength, and produce an intensity modulated output signal in response to modulation transitions in the arriving optical signal. A detector determines phase transitions in the arriving optical signal, by analyzing the intensity modulation output signals from the optical resonators, and distinguishes between differing phase transitions that result in a common final state of the arriving optical signal.
US11012157B2 Systems and methods for high-altitude radio/optical hybrid platform
Techniques for data transmission include a geostationary earth orbiting satellite that includes a first optical communication system configured to receive forward-direction user data via a forward optical link between the satellite and a stratospheric high-altitude communication device, and a first radio frequency (RF) communication system configured to transmit, via a plurality of RF spot beams, the forward-direction user data. The stratospheric high-altitude communication device includes a second RF communication system configured to receive the forward-direction user data via a plurality of concurrent forward RF feeder links, and a second optical communication system configured to transmit to the satellite, via the forward optical link, the forward-direction user data received via the plurality of forward RF feeder links. A substantial portion of forward feeder data throughput for all forward RF service link transmissions by the satellite is carried via the forward optical link and the plurality of forward RF feeder links.
US11012154B2 Systems and methods for measuring a modal delay and a modal bandwidth
The present disclosure is directed to systems and methods for calculating a modal time delay and a modal bandwidth. For example, a method may include: transmitting an intensity-modulated light through a mode conditioner to generate a mode-conditioned intensity-modulated light; transmitting the mode-conditioned intensity-modulated light through an optical fiber under test (FUT) to excite a plurality of modes of the optical FUT; converting the mode-conditioned intensity-modulated light transmitted through the optical FUT into an electrical signal; measuring, based on the electrical signal, a transfer function or a complex transfer function of the optical FUT based on at least on one pair of the plurality of modes; calculating a modal delay time of the optical FUT based on the transfer function or the complex transfer function; and calculating a modal bandwidth of the optical FUT based on the modal delay time, the modal bandwidth being calculated for any given launch conditions of the plurality of modes.
US11012151B2 Methods and systems relating to optical networks
Data center interconnections, which encompass WCs as well as traditional data centers, have become both a bottleneck and a cost/power issue for cloud computing providers, cloud service providers and the users of the cloud generally. Fiber optic technologies already play critical roles in data center operations and will increasingly in the future. The goal is to move data as fast as possible with the lowest latency with the lowest cost and the smallest space consumption on the server blade and throughout the network. Accordingly, it would be beneficial for new fiber optic interconnection architectures to address the traditional hierarchal time-division multiplexed (TDM) routing and interconnection and provide reduced latency, increased flexibility, lower cost, lower power consumption, and provide interconnections exploiting N×M×D Gbps photonic interconnects wherein N channels are provided each carrying M wavelength division signals at D Gbps.
US11012149B2 Communication device and terminal device
A system and method for providing network information using a short-range wireless communication path between a communication device and a terminal device is described. In some examples, authentication information is required from the terminal device prior to communication of the network information. In some examples, the short-range wireless communication path is disconnected and reestablished in which one of the terminal device and the communication device changes operation modes of a short-range wireless interface.
US11012148B2 Satellite operating system, architecture, testing and radio communication system
A cubesat communication system implementing addressable data packet for transmitting information collected by the cubesat to one or more receive-only ground stations. The cubesat may transmit information to the receive-only ground stations according to a scheduler. The receive-only ground stations may receive information from the cubesat without sending any commands to the cubesat to prompt transmission and re-transmit to a central common station using a bent pipe streaming protocol. Information between the cubesat and the ground station may be transmitted via a connectionless, datagram network protocol.
US11012146B2 System and method for aircraft data transmission
A communication system and a method for transmitting data from an aircraft, the aircraft comprising at least one engine. A data collection and transmission unit is configured to collect and transmit data received from one or more locations in the aircraft, the data collection and transmission unit comprising at least one radio transmitter. At least one engine controller for the at least one engine is communicatively coupled to the data collection and transmission unit and configured to transmit, while the aircraft is airborne, engine data to the data collection and transmission unit, and, responsive to determining that the aircraft is on ground, cause the at least one radio transmitter to activate for transmitting the engine data from the data collection and transmission unit to at least one ground equipment.
US11012144B2 System and methods for in-band relaying
A method and system is disclosed for operating an in-band relay to receive and amplify an incoming radio frequency signal and forward the amplified radio frequency signal. Methods to improve isolation between receive and transmit front-ends are disclosed, enabling an increase in the amplification gain without causing oscillation. Methods for learning the impulse response of the self-interference channel, and methods to perform adaptive echo cancellation in the analog domain. In addition, methods for transmit and receive beamforming are presented that achieve two objectives: (1) Improve the signal-to-noise ratio of the relayed signal, thereby compensating for noise amplification. (2) Improve the isolation, thereby enabling to increase the relay gain without causing oscillation.
US11012143B2 Desktop signal booster
Technology for a signal repeater is disclosed. The signal repeater can include a cellular signal amplifier configured to amplify signals for a wireless device. The signal repeater can include an integrated satellite transceiver coupled to the cellular signal amplifier and configured to communicate signals to one or more satellites. The integrated satellite transceiver can be used when cellular signals are unavailable.
US11012139B2 Adaptive multiplexing and transmit/receive diversity
Adaptive multiplexing and transmit/receive diversity. A wireless device may include multiple antennas. A first set of antennas may be used for communication. One or more trigger conditions may be determined, and additional antennas may be activated for measurement. Based on the measurement(s), a second set of antennas may be selected and used for communication.
US11012136B2 Beamforming in a MU-MIMO wireless communication system with relays
This invention presents methods for MU-MIMO wireless communication systems comprising a BS with plural of antennas, either closely located or distributed; A plural of AFRs deployed over a coverage area, each AFR has NBF≥1 BF antennas with a beam pattern facing the MU-BFer and NUF≥1 UF antennas with a beam pattern facing UEs or downstream AFR(s); A channel estimation module for estimating the Total Channels between a plural of UEs and the BS with the AFRs in place; and, A MU-BFer that uses the estimates of the Total Channels to perform beamforming computations for transmitting and/or receiving multiple spatially multiplexed streams of signals to or from a plural of UEs using the same frequency resource.
US11012128B2 Precoding matrix determining method and apparatus
Embodiments of this application disclose a precoding matrix determining method and apparatus, to determine a stage-1 precoding matrix based on indication information that is of a spatial correlation matrix and that is fed back by a terminal, thereby implementing three-dimensional precoding based on a channel state and increasing a channel capacity. The method includes: sending, by a base station, a plurality of groups of first reference signals, where the plurality of groups of first reference signals are in a one-to-one correspondence with a plurality of dimensions of an antenna array, and each of the plurality of groups of first reference signals is used by a terminal to estimate spatial correlation matrix information in a corresponding dimension; receiving the spatial correlation matrix information fed back by the terminal based on the plurality of groups of first reference signals; and determining a stage-1 precoding matrix based on the spatial correlation matrix information.
US11012127B2 Apparatus and radio communication method
The apparatus according to one aspect of the present invention communicates using beams, and has a receiving section that receives information about a beam of another apparatus, and a control section that decides whether or not to select a transmitting beam autonomously, based on whether certain information is present or not. According to one aspect of the present invention, even when certain apparatus is capable of selecting beams autonomously, it is still possible to reduce the decline in communication throughput and so forth.
US11012126B2 Method and apparatus for beam selection for CSI reporting in advanced wireless communication systems
A method of a user equipment (UE) in a wireless communication system is provided, the method comprises receiving, from a base station (BS), configuration information including a number of total beam quantities (N) and a number of selected beam quantities (L), wherein L≤N; calculating an index indicating L selected beam quantities out of N total beam quantities based on the configuration information and a predefined mapping table including combinatorial binomial coefficient values, C ⁡ ( x , y ) = ( x y ) (i.e., x choose y); and transmitting, to the BS, the index indicating the L selected beam quantities.
US11012124B2 Multiple input multiple output (MIMO) setup in millimeter wave (MMW) WLAN systems
An AP/PCP may perform user selection/pairing/grouping based on a measurement of an analog transmission (e.g., signal to noise ratio (SNR) or signal to interference plus noise ratio (SINR)). The SNRs may be used, for example by the station, to determine best beams and/or beam pairs and/or worst beams and/or beam pairs. A station may feed back the best few beams and/or beam pairs for a Tx and Rx virtual antenna pair. A station may feed back the worst few beams for the Tx and Rx virtual antenna pair. The AP/PCP may receive the indication(s) and/or use the indication(s) to group the stations.
US11012119B2 NFC arrangement
The present invention relates to a near field communication, NFC, arrangement (100) which comprises an antenna (10) and a controller (20), wherein the controller (20) is connected to the antenna (10) for receiving and/or transmitting data and controlling the operation of the NFC arrangement (100). The NFC arrangement (100) further comprises a booster (30) operatively connected to the antenna (10), and an activation circuit (40) connected to the NFC arrangement (100), wherein the activation circuit (40) is configured to detect an electromagnetic field and in response thereto power up and activate the NFC arrangement (100). In one embodiment, the activation circuit (40) is configured to generate said enabling signal by converting said electromagnetic field into said enabling signal.
US11012116B2 Field device adapter for wireless data transfer
Disclosed is a field device adapter for wireless data transfer, comprising: an adapter housing having a first and a second end, the first end such that the field device adapter can be mechanically connected to a field device and the second end such that a two-wire cable can be connected to the field device adapter. The adapter housing also having an adapter chamber; a supply electronics unit arranged in the adapter chamber and designed to provide a supply voltage via a voltage tap; an adapter electronics unit; and an adapter connection cable at the first end for connecting the adapter electronics to a field device electronics. The adapter electronics are designed to communicate the two-conductor signals between the field device electronics and the two-conducting-wire cable and also to convert the two-conductor signals into radio signals or vice versa.
US11012111B2 Transmitter and communication method
In a case that a large number of terminal apparatuses that are accommodated by contention-based radio communication technologies share a frequency resource, the number of data signals of the terminal apparatus that are non-orthogonally multiplexed in the spatial domain increases. If terminal apparatuses, of which the number exceeds the number of receive antennas or the spreading factor transmit uplink data at the same time, it is tantamount to a presence of terminal apparatuses using the same spreading code, and inter-user interference becomes a problem. A transmitter for transmitting a data signal to a receiver, includes a transmission processing unit configured to transmit the data signal without receiving control information to permit transmission (UL grant) transmitted by the receiver; a spreading unit configured to spread the data signal; and a transmit power control unit capable of switching a plurality of methods of controlling transmit power of the data signal, wherein the methods of controlling transmit power are switched in accordance with at least one of a spreading factor or a sequence of spreading codes used by the spreading unit for spreading the data signal.
US11012109B2 Active geo-location range for WLAN devices
A method and devices are disclosed that increase the range of active geo-location from the airborne measuring station as compared with known methods by increasing the effective receive sensitivity of the airborne measuring station. In one embodiment this may be accomplished by transmitting a predetermined ranging packet and correlating the raw received bit stream of the response packet with the predetermined bit stream. In one embodiment, the disclosed method applies to the reception of IEEE 802.11 direct sequence spread spectrum DSSS ACK and DSSS CTS packets in response to DSSS data null and DSSS RTS packets respectively, in the 2.4 GHz band.
US11012104B2 Apparatus and methods for calibrating radio frequency transmitters to compensate for common mode local oscillator leakage
Apparatus and methods for calibrating radio frequency transmitters to compensate for common mode local oscillator leakage are provided herein. In certain configurations herein, a transmitter generates a radio frequency transmit signal based on mixing a baseband input signal with a local oscillator signal. The transmitter is calibrated to compensate for common mode local oscillator leakage. Thus, a common mode component of the local oscillator signal is reduced or eliminated from the radio frequency transmit signal, which provides a number of benefits, including lower levels of undesired emissions from the transmitter.
US11012102B2 Puncturing of polar codes with complementary sequences
Systems and methods are disclosed herein for puncturing Polar-encoded bits. In some embodiments, a method of operation of a radio node that utilizes a Polar encoder comprising performing Polar encoding of a plurality of bits to provide a plurality of Polar-encoded code bits and puncturing the plurality of Polar-encoded code bits using a hybrid puncturing scheme to provide a plurality of rate-matched Polar-encoded code bits, wherein the hybrid puncturing scheme uses different puncturing patterns for different code rate regions.
US11012101B2 Data transmission method, apparatus and storage medium
The present application provides a data transmission method which includes: obtaining statistical characteristics of interferences; determining a total number of coding layers of multi-layer coding and a code rate and transmitting power of each coding layer according to the statistical characteristics of the interferences; processing to-be-transmitted information bits through data re-organization according to the determined total number of coding layers of the multi-layer coding to obtain information bits of each coding layer; coding the information bits of each coding layer respectively according to the determined code rate of each coding layer to obtain a coded data stream of each coding layer; processing the coded data stream of each coding layer through layer mapping and modulation according to the determined transmitting power of each coding layer to obtain a symbol stream to be transmitted; and transmitting the symbol stream to be transmitted.
US11012100B2 Convolutional precoding and decoding of polar codes
Devices, systems and methods for convolutional precoding and decoding of polar codes are disclosed. An example method for error correction in a data processing system includes receiving a noisy codeword, the codeword having been generated based on an outer stream decodable code and an inner polar code and provided to a communication channel or a storage channel prior to reception by the decoder, the stream decodable code characterized by a trellis, and performing, based on the trellis, a list-decoding operation on the noisy codeword vector to generate a plurality of information symbols, the list-decoding operation being configured to traverse through a plurality of states at one or more stages of a plurality of decoding stages.
US11012094B2 Encoder with mask based galois multipliers
A programmable digital data encoder employs error correcting coding that uses Galois field multiplication logic wherein each bit of the product is produced by first applying pre-calculated mask values or mask values calculated via a processor executing code, and then applying an XOR circuit together with the mask bits from the pre-calculated or generated mask. In one example, a set of Galois field multipliers is used wherein each multiplier in the set includes a plurality of 2-bit input AND gate circuits and an m-bit input XOR gate circuit to produce a bit of the product. In one example, there are “m” mask values in a mask table wherein m is the symbol width. A different mask value is applied for each bit of the product. The mask values are each m-bits wide, and are stored, for example, in memory as a small look-up table with m m-bit entries or in m m-bit wide registers.
US11012092B2 Polar decoding method and apparatus
The present disclosure relates to polar decoding methods and apparatus. One example method includes obtaining a polar code sequence, determining at least one first information bit length corresponding to a code length of the polar code sequence, and decoding the polar code sequence based on blind detection by using the code length and the at least one first information bit length. The at least one first information bit length is a part of a preset information bit length set corresponding to the code length. A remaining part of the preset information bit length set is at least one second information bit length. The at least one second information bit length is excluded from being used for the blind detection. Each second information bit length is less than one or more information bit lengths in the at least one first information bit length.
US11012091B2 Transmitting apparatus and transmission method, receiving apparatus and reception method, and program
LDPC coding is executed using a check matrix of an LDPC code whose code length is 736 bits and whose code rate is 1/4, and modulation is executed using a repetition unit that has an LDPC code obtained by the LDPC coding, repeatedly arranged therein. The LDPC code includes information bits and parity bits, the check matrix includes an information matrix portion corresponding to the information bits and a parity matrix portion corresponding to the parity bits, the parity matrix portion has a stepwise structure, the information matrix portion is indicated by a check matrix initial value table, and the check matrix initial value table is a predetermined table indicating positions of elements of “1” of the information matrix portion for each eight columns. This technique is applicable to, for example, information transmission using the LDPC code.
US11012088B2 Data processing apparatuses, methods, computer programs and computer-readable media
A first value of a first data element in a first set of data elements is obtained, the first set of data elements being based on a first time sample of a signal. A second value of a second data element in a second set of data elements is obtained, the second set of data elements being based on a second, later time sample of the signal. A measure of similarity is derived between the first value and the second value. Based on the derived measure, a quantisation parameter useable in performing quantisation on data based on the first time sample of the signal is determined. Output data is generated using the quantisation parameter.
US11012082B1 Multiphase clock generator and associated frequency synthesizer
A multiphase clock generator includes a current mirror, a voltage controller, a pseudo-resistor circuit and a first delaying circuit. The current mirror includes a receiving terminal, a first mirroring terminal and a second mirroring terminal. The voltage controller is connected with the receiving terminal of the current mirror. A feedback terminal of the voltage controller is connected with the first mirroring terminal of the current mirror. A first terminal of the pseudo-resistor circuit is connected with the first mirroring terminal of the current mirror. A second terminal of the pseudo-resistor circuit is connected with a ground terminal. The first delaying circuit is connected with the second terminal of the pseudo-resistor circuit. An input terminal of the first delaying circuit receives a first input clock signal. An output terminal of the first delaying circuit generates a first delayed clock signal.
US11012079B1 Continuous tuning of digitally switched voltage-controlled oscillator frequency bands
A phase locked loop (PLL) control system includes a voltage-controlled oscillator (VCO) circuit including an inductor and a plurality of capacitors arranged in parallel with the inductor. Digitally enabling or disabling the capacitors in a thermometer coded manner via switches creates tuning states that provide additional frequency range, and each has a limited range of VCO frequency tuning. Slowly ramping the switched capacitance, by implementing the capacitor as a varactor, from one thermal code to the next, provides a wider continuous VCO frequency tuning range for use in the PLL. The slow transition between tuning states allows the PLL to remain in lock, useful under changing operating conditions. Specifically, under changing operating conditions, digital logic detects the PLL tuning control voltage approaching the edge of a VCO band and will add/reduce VCO capacitance effectively transitioning into the adjacent VCO band while the PLL maintains lock via its normal feedback loop.
US11012078B1 IQ signal source
An IQ signal source (100) includes: a Q-VCO (3) having a first VCO (1) and a second VCO (2), the IQ signal source (100) outputting an I signal and a Q signal by electrically coupling the first VCO (1) and the second VCO (2) with each other; a first PLL (10) for comparing a frequency of the I signal or the Q signal with a frequency of a reference signal input from the outside of the IQ signal source (100) and outputting a voltage depending on a result of the comparison; and a second PLL (9) for detecting an IQ phase difference and outputting a voltage depending on the IQ phase difference. The IQ phase difference converges to 90 degrees in dependence on the output voltage of the first PLL (10) and the output voltage of the second PLL (9).
US11012069B2 Keyboard key with capacitive switch having mechanical and proximity switching functions
A key switch implements a receiving switch conductor and transmitting switch conductor in the key switch. Depressing the key switch will cause the receiving switch conductor and transmitting switch conductor to approach each other. The approach of a finger and movement of the key switch can be detected using the receiving switch conductor and the transmitting switch conductor.
US11012066B2 Drive device for power semiconductor element
A plurality of drive circuits each drive a corresponding one of a plurality of power semiconductor elements connected in parallel. Each of the drive circuits includes a control command unit, a current detector, a differentiator, and an integrator. The current detector detects a gate current that flows into a gate terminal of a corresponding one of the power semiconductor elements after the control command unit outputs a turn-on command. The differentiator performs time differentiation of the gate current detected by the current detector. The integrator performs time integration of the gate current detected by the current detector. Based on a differential value and an integral value in each of the drive circuits, the determination unit determines whether an overcurrent state occurs or not in any of the plurality of power semiconductor elements.
US11012063B2 GaN switch with integrated failsafe pulldown circuit
Circuits and devices are provided for reliably holding a normally-off Gallium Nitride (GaN) power transistor, such as a Gate Injection Transistor (GIT), in a non-conducting state when a gate of the power transistor is not driven with an active (turn-on) control signal. This is accomplished by coupling a normally-on pulldown transistor between the gate and the source of the power transistor, such that the pulldown transistor shorts the gate to the source when the power transistor is not set for its conducting state. The pulldown transistor is preferably located on the same semiconductor die as, and in close proximity to, the power transistor, so as to avoid spurious noise at the power transistor gate that may unintentionally turn on the power transistor. A pulldown control circuit is coupled to the gate of the pulldown transistor and autonomously turns off the pulldown transistor when the power transistor is set to conduct.
US11012062B2 Bootstrap circuit and a sampling circuit using the same
A bootstrap circuit including: a charge pump; a power unit including a bootstrap capacitor, wherein the bootstrap capacitor is charged using an output voltage of the charge pump; and a switch driver for generating a bootstrap signal based on a clock signal and an analog signal, wherein the analog signal is input to an analog switch, the switch driver for controlling the analog switch using the bootstrap signal, and including a first body switch connected between an input terminal and a body of the analog switch.
US11012058B2 Linear low side recycling modulation
A circuit includes a filter, a comparator, and converter. A first input of the comparator couples to the output of the filter. A second input of the comparator is configured to receive ramp signal. An input of the converter couples to the output of the comparator. The circuit also includes a dual minimum pulse generator having an input coupled to the output of the converter. The dual minimum pulse generator is configured to, responsive to an input pulse on the input of the dual minimum pulse generator having a pulse width less than a predetermined delay time period, generate a pulse on the first output of the dual minimum pulse generator that has a pulse width equal to a sum of the pulse width of the input pulse and the predetermined delay time period. A driver is coupled to the output of the dual minimum pulse generator.
US11012057B2 Data retention circuit and method
A circuit includes a slave latch including a first input and an output, the first input being coupled to a master latch, and a retention latch including a second input coupled to the output. The master latch and the slave latch are configured to operate in a first power domain having a first power supply voltage level, the retention latch is configured to operate in a second power domain having a second power supply voltage level different from the first power supply voltage level, and the circuit further includes a level shifter configured to shift a signal level from one of the first power supply voltage level or the second power supply voltage level to the other of the first power supply voltage level or the second power supply voltage level.
US11012054B2 Acoustic wave filter including two types of acoustic wave resonators
Aspects of this disclosure relate to a multiplexer, such as a duplexer, a quadplexer, a hexaplexer, or the like. The multiplexer includes acoustic wave filters coupled to a common node. A first acoustic wave filter of the acoustic wave filters includes acoustic wave resonators of a first type and a series acoustic wave resonator of a second type coupled between the acoustic wave resonators of the first type and the common node.
US11012052B2 Surface acoustic wave filter
A longitudinally coupled resonator type surface acoustic wave filter includes a high-acoustic-velocity member, a low-acoustic-velocity film provided on the high-acoustic-velocity member, a piezoelectric film provided on the low-acoustic-velocity film, a plurality of interdigital transducers provided on the piezoelectric film and along a propagation direction of a surface acoustic wave and each including a plurality of electrode fingers, and reflectors arranged such that the interdigital transducers are interposed therebetween from both sides in the propagation direction of the surface acoustic wave. An electrode finger pitch is uniform or substantially uniform in each of the interdigital transducers. When a wavelength determined by the electrode finger pitch in the reflector is defined as λ, an inter-electrode finger center distance that is an interval between each of the interdigital transducers and the interdigital transducer adjacent thereto is not shorter than about 0.25λ and not longer than about 0.37λ.
US11012050B2 Radio-frequency filter, radio-frequency front-end circuit, and communication apparatus
A radio-frequency filter (10) includes a series arm resonator (s1) connected between input/output terminals (11m and 11n) and parallel arm circuits (110 and 120) connected to a node (xl) and a ground. The parallel arm circuit (110) includes a parallel arm resonator (p1) and a variable frequency circuit (110A) connected in series with each other between the node (xl) and a ground. The variable frequency circuit (110A) changes the resonant frequency of the parallel arm circuit (110). The variable frequency circuit (110A) is connected in series with the parallel arm resonator (p1) and includes a capacitor (C1) and a switch (SW1) connected in parallel with each other. The parallel arm circuit (120) includes a capacitor (C2) and a switch (SW2) connected in series with each other between the node (x1) and a ground.
US11012048B2 Filter and multiplexer
A filter includes: a piezoelectric substrate; a first acoustic wave resonator located on the piezoelectric substrate and including a pair of first reflectors including first grating electrodes and a pair of first comb-shaped electrodes that is located between the first reflectors and includes first electrode fingers; and a second acoustic wave resonator that is connected in series or parallel with the first acoustic wave resonator, is located on the piezoelectric substrate, and includes a pair of second reflectors including second grating electrodes and a pair of second comb-shaped electrodes that is located between the second reflectors and includes second electrode fingers, an average value of duty ratios of the second grating electrodes being different from an average value of duty ratios of the first grating electrodes, an average value of pitches of the second electrode fingers being substantially equal to an average value of pitches of the first electrode fingers.
US11012047B2 Resonant retunable antenna
The invention relates to the antenna technology used generally for providing a communication in the mines, in particular to the small resonant re-tunable antennas intended for providing an induction communication too. The technical effect is a possibility to adjust smoothly an operation frequency of the antenna within the wide radio wave range and, as a consequence, a possibility to compensate an effect of the outer objects having a capacity and switch the antenna to the other transceiving frequency channels.Re-tunable resonant antenna with matching device, the said antenna comprising a matching device in the form of a transformer consisting of a primary and secondary windings; a transmitting vibrator in the form of 2D- or 3D-conducting body, the said vibrator being connected to the secondary winding of the transformer and located in the magnetic field of the matching transformer, is characterized in that, proximal to the coils of the secondary solenoid of the transformer, there is a capacity component coupled galvanically to the matching transformer in any point and is moved along the axis of the solenoid.Due to that the primary and secondary solenoids of the antenna transformer are made of sections which are connected in series via a relay, it is possible to retune a frequency not only within a single range, but to switch to the other range.
US11012045B2 Variable gain amplifier
A variable gain amplifier circuit is disclosed. In one embodiment, an amplifier circuit includes first and second stages. Each stage includes one or more inverter pairs, with one inverter of each pair coupled to receive an inverting component of a differential signal and the other inverter of the pair coupled to receive a non-inverting component. The first stage receives a differential input signal and produces an intermediate differential signal. The second stage receives the intermediate differential signal and produces a differential output signal, the differential output signal being an amplified version of the differential input signal.
US11012043B2 Hybrid autozeroing and chopping offset cancellation for switched-capacitor circuits
A system has an output and receives an input signal. An operational amplifier has an input, an output and an offset at the input. A switched capacitor network samples the input signal at a switched capacitor frequency. An autozeroing capacitor connected to the input of the operational amplifier captures the offset during an offset capture interval according to an autozeroing frequency. Chopping and autozeroing switches, connected between the autozeroing capacitor and the switched capacitor network, chop the sampled input signal according to a chopping frequency and autozero the captured offset according to the autozeroing frequency. De-chopping switches, connected between the output of the operational amplifier and the output of the system, operate on the output of the operational amplifier at the chopping frequency to chop the autozeroed captured offset and de-chop the chopped sampled input signal processed by the operational amplifier.
US11012028B2 Reinforcing member for solar cell modules, and solar cell module
A reinforcing member according to an aspect of the present disclosure is a long member provided between a frame and a frame on the rear side of a solar cell module. The reinforcing member is provided with: a pair of leg parts respectively fixed to inner flanges and of the frames and; a pair of wall parts erected on the respective leg parts and arranged roughly vertical to the rear surface of a solar cell panel; and a top board part that connects upper ends of the wall parts and are arranged along the rear surface in a state of being close to or in contact with the rear surface of the solar cell panel.
US11012026B2 Photovoltaic module
A photovoltaic module includes an encapsulated photovoltaic element and an infrared-transmissive decorative overlay simulating conventional roofing.
US11012023B2 Solar panel coupling stabilization system
In various embodiments, a stabilization assembly may comprise a shaft, a foot, a snap plate and a nut. The foot may be operatively coupled to the shaft. The snap plate may be configured to surround and retain the shaft. The nut may be installable on the shaft and engagable to raise and lower a foot. The stabilization assembly may be installed in a solar panel coupling. The foot may be driven to engagement with a roof surface in response to the coupling being installed on the roof.
US11012022B2 Inverter device and electric motor device using same
The object of the invention is to provide an inverter device and an electric motor device using the same to shorten a dead time. Thus, an inverter device is provided, which includes: a switching element including a control terminal and a pair of main terminals; a control circuit configured to output a control signal which indicates whether to instruct an ON state of the switching element; a decision circuit configured to output a decision signal which indicates a state of the switching element based on a voltage between the main terminals of the switching element; and a drive circuit configured to control the ON state or an OFF state of the switching element based on the control signal and the decision signal.
US11012021B2 Inverter device and control circuit therefor, and motor driving system
An inverter device includes gate driving circuits for upper and lower arms of a bridge circuit, a first power supply supplying a power supply voltage to each driving circuit, and a second power supply having a reference potential different from that of the first power supply. The inverter device also includes a first fail-safe circuit having a reference potential common to the first power supply and generating driving commands with respect to the upper and lower arms, and a second fail-safe circuit having a reference potential common to the second power supply and generating driving commands with respect to the upper or lower arm. The lower arm gate driving circuit has two driving command input functions having different reference potentials, one function inputs the driving commands from the first fail-safe circuit, and the other function inputs the driving commands from the second fail-safe circuit.
US11012019B2 Electric linear motor, elevator and method for controlling rotation of a mover with respect to a stator beam of an electric linear motor
An electric linear motor, an elevator and a method for controlling rotation of a mover with respect to a stator beam are presented. The electric linear motor includes a number of stator beams, wherein at least one of them includes stators extending in a longitudinal direction of the beam. The motor also includes a number of movers, wherein at least one them includes armatures, wherein each armature is adapted for establishing an electromagnetic coupling with a corresponding stator for moving the mover. The motor also includes an air gap regulator for regulating movement of the mover with respect to the stator beam, wherein the air gap regulator includes guide element(s) arranged for limiting the rotation of the mover with respect to the stator beam.
US11012018B2 Motor drive operation at light load conditions
A system includes a motor-driven component, a motor configured to operate the motor-driven component, and a motor drive circuit configured to power the motor. The motor drive circuit includes at least one complementary stage, where each stage includes a first transistor and a second transistor. During operation of the motor drive circuit, the first transistor is switched on when the second transistor is switched off. The system includes a controller communicatively coupled to the motor drive circuit. A load condition associated with the component is monitored. Based on the load condition, the controller determines whether the component is operating at a light load condition. If the component is operating at the light load condition, a switching frequency of each of stages is changed from a first switching frequency to a second switching frequency, which is less than the first switching frequency.
US11012016B2 Energy packet control of generator prime mover
A controller may use energy packets to control a prime mover of a machine. The controller may include an energy packet measurement control to calculate energy packets and convert the energy packets into a fuel valve reference. Further, a frequency control may receive system feedback associated with the monitored machine and generate a frequency correction based on the system feedback. The controller may add the energy packet value and the frequency correction to determine a prime mover power reference and provide the prime mover power reference to a fuel valve control of the machine.
US11012014B2 Motor drive unit of a DC electric motor
A motor drive unit for driving a direct current electric motor including a moving part equipped with permanent magnets. The motor drive unit, which is powered by a voltage supply source, includes a switch circuit, an inductor circuit and a capacitor circuit including a set of capacitors. By selectively opening and closing the switches of the switch circuit, a series of consecutive low energy pulses can be generated such that the power consumption of the motor drive circuit is minimized.
US11012013B2 Control device of motor, control system, and control method
According to one embodiment, there is provided a control device including a drive circuit and a control circuit. The drive circuit includes a plurality of transistors and a current determination circuit. The plurality of transistors is electrically connected in parallel to each other between a first node and a second node. The first node is connected to a power supply circuit. The second node is connected to a DC motor. The current determination circuit determines a current flowing between the first node and the second node. The control circuit generates a control signal to control a number of transistors to be turned on among the plurality of transistors in accordance with the determined current. The drive circuit drives the DC motor using a current in response to the control signal.
US11012012B2 Synchronization control device
Provided is a synchronization control device that can control a mechanical system with good track followability. A control unit for each shaft of the synchronization control device includes: a delay time compensator which delays a position command to an FB torque command generation unit, and of which equivalent time constant is approximately the same as an equivalent time constant as a gain compensator. The synchronization control device also includes a phase adjustment unit, which adjusts a phase of at least one of the position commands, in a previous stage of each control unit, so that the time until the position command, input to each control unit, is output from the delay time compensator, becomes approximately the same.
US11012010B2 Auxiliary power supply device and electric power steering system
An auxiliary power supply device includes a parasitic diode forming a parallel circuit together with a second switching element and connected in a forward direction to a main power supply, and a parasitic diode forming a parallel circuit together with a fourth switching element and connected in a reverse direction to an auxiliary power supply. When a state parameter indicates that a reaction force that interferes with operation of an assist motor is applied, an electronic control unit turns ON a first switching element, turns OFF the second switching element, turns ON a third switching element, and turns OFF the fourth switching element. A regenerative current from the assist motor flows to the auxiliary power supply via an inverter, the third switching element, and the parasitic diode.
US11012007B2 Magnetostriction element and magnetostriction-type vibration powered generator using same
Provided herein is a magnetostriction element having a large power output and a high power density. The magnetostriction element is comprised of a magnetostrictive material that is a monocrystalline alloy represented by the following formula (1), Fe(100-α-β)GaαXβ,  Formula (1) wherein α and β represent the Ga content (at %) and the X content (at %), respectively, X is at least one element selected from the group consisting of Sm, Eu, Gd, Tb, Dy, Cu, and C, and the formula satisfies 5≤α≤40, and 0≤β≤1.
US11012004B2 Vibration actuator and electronic device including the same
A vibration actuator includes a vibrator including a shaft, an output transmission member penetrated by the shaft, and configured to rotate about the axis of the shall, and a fixed member configured not to move relative to the shaft and configured to move relative to the output transmission member. The fixed member includes a base portion and a projection portion protruding from the base portion to the output transmission member side, the vibration actuator includes a pressure reception member between the base portion and the output transmission member in an axial direction of the shaft, and wherein the projection portion and the output transmission member are in contact with each other in a direction orthogonal to the axial direction of the shaft, and the projection portion and the output transmission member are not in contact with each other in the axial direction of the shaft.
US11012002B1 Single-phase voltage source inverter circuit with power decoupling, and control methods
A single-phase voltage source inverter including a first stage configured to be connectable to a DC source, and a second stage configured to be connectable to an AC load, the first stage including a bridge leg including first and second decoupling switches, the bridge leg connected through an inductor to a decoupling capacitor, where the decoupling capacitor is in series with the DC source when the inverter is connected to the DC source, and the second stage including a bi-directional H-bridge inverter including first, second, third and fourth switches. The decoupling capacitor can be a small film capacitor. The first and second decoupling switches are the only decoupling switches in the bridge leg. The first controller can use pulse width modulation and the second controller uses sinusoidal pulse width modulation. The first controller can use pulse width modulation and the second controller uses pulse energy modulation.
US11012001B2 Transformer-less, tapped point AC voltage splitter for full bridge DC AC inverters
A DC AC inverter system includes a full bridge DC AC inverter, a first module with a first capacitance connected to a positive DC input and an intermediate output, and a second module with a second capacitance connected to a negative DC input and to the intermediate output, wherein the first and second capacitance is greater than PΔA/(VΔ*Vnom*2πf); (a) PΔ is a predetermined power imbalance between a first output and the intermediate output and a second output and the intermediate output; (b) Vnom is a predetermined nominal output voltage between the first output and the intermediate output (V1) and the second output and the intermediate output (V2); (c) VΔ is a predetermined fraction of voltage difference, relative to Vnom, between V1 and V2 when there is a power imbalance PΔ; and (d) f is a frequency of V1 or V2.
US11012000B2 Switching type control method based on double loop predictive control
A switching type control method based on a double loop predictive control is provided. A deadbeat control is adopted by the outer loop control. The switching type control method is adopted by the inner loop control. When the system is in the steady state, the deadbeat control by an inner loop is adopted to ensure the steady state accuracy of the system and to achieve the fixed switching frequency. When the system is in the transient state, it is switched to the finite control set model predictive control by the inner loop to ensure the rapid transition of the system to the steady state.
US11011998B2 Inverter power generator and method for controlling same
An inverter power generator includes an engine, an actuator that adjusts the position of a throttle valve of the engine, a power generator that generates AC power from a driving force of the engine, a converter that converts the AC power outputted from the power generator into DC power, an inverter that converts the DC power outputted from the converter into AC power, a current detector that detects the current of the AC power outputted from the inverter, a voltage detector that detects the voltage of the AC power outputted from the inverter, a target rotation speed determiner that determines a target rotation speed of the engine based on a detected current value and a correction value based on the difference between a target voltage value and the detected voltage value, and an actuator controller that controls the actuator based on the determined target rotation speed.
US11011997B2 Pulse width modulation control for a multilevel converter
A method for controlling multiple switching devices (15a-d, 75a-b) of a multilevel converter (1, 70) includes providing a plurality of carrier signals (C1-C6) and a reference signal (34, 80), the reference signal (34, 80) having a waveform range divided in a plurality of contiguous bands (B1-B6), dynamically allocating the plurality of carrier signals (C1-C6) to the multiple switching devices (15a-d, 75a-b), and generating pulse width modulation signals (18, 77) to generate switching events of the multiple switching devices (15a-d, 75a-b) based on a comparison of dynamically allocated carrier signals (C1-C6) with the reference signal (34, 80), wherein the plurality of carrier signals (C1-C6) have a phase shift between the carrier signals (C1-C6), and wherein the plurality of carrier signals (C1-C6) are dynamically allocated to the multiple switching devices (15a-d, 75a-b) such that for each switching device (15a-d, 75a-b) the plurality of carrier signals (C1-C6) are rotated and selected based on a position of the reference signal (34, 80) with respect to the plurality of bands (B1-B6).
US11011996B2 Power converter
An object of the present invention is to improve the reliability of a power converter against electromagnetic noise.A power converter according to the present invention includes: a power semiconductor circuit unit; a DCDC converter circuit unit; a first drive circuit board that outputs a drive signal to the power semiconductor circuit unit; a second drive circuit board that outputs a drive signal to the DCDC converter circuit unit; and a control circuit board that outputs a first control signal for controlling the first drive circuit board and a second control signal for controlling the second drive circuit board, in which the control circuit board is arranged at a position facing the second drive circuit board with the power semiconductor circuit unit and the DCDC converter circuit unit interposed therebetween, the first drive circuit board is arranged to be substantially parallel to an array direction of the control circuit board and the second drive circuit board, and the first drive circuit board has a relay wiring that relays the second control signal output from the control circuit board to the second drive circuit board.
US11011994B2 Quasi-resonant flyback converter controller
A flyback converter includes a primary-side circuit to receive an input voltage, a secondary-side circuit to generate an output voltage, a transformer coupling the primary-side circuit to the secondary-side circuit, a main switch coupled to a primary winding of the transformer, and a converter controller having a primary-side controller in signal communication with the main switch to control an on time and an off time of the main switch and to detect one or more valleys of a resonant waveform developed at the main switch during the off time of the main switch. The primary-side controller is configured to operate in a valley reduction mode of operation upon determining that the output voltage is less than a reference voltage minus a predetermined threshold value. The valley reduction mode of operation includes decrementing, for each switching cycle of the main switch, a number of valleys occurring during that switching cycle.
US11011992B2 Method and system for reducing the circulating current between multiple non-isolated modules operating in parallel
The present disclosure discloses a method and system for reducing a circulating current between a plurality of non-isolated modules operating in parallel. The input terminals and the output terminals of the plurality of non-isolated modules are respectively connected in parallel, and each of the non-isolated modules comprises a first stage converter, a bus capacitor and a second stage converter, which are electrically connected in sequence. For each of the non-isolated modules, the method comprises: comparing a first signal reflecting the input power of the non-isolated module with a reference value to obtain a comparison result; and adjusting the voltage of the bus capacitor according to the comparison result, wherein the voltage of the bus capacitor is decreased when the first signal is greater than the reference value, and the voltage of the bus capacitor is increased when the first signal is less than the reference value.
US11011990B2 Power converter
A DC/DC power converter has an input terminal, an output terminal, and a ground terminal. The DC/DC power converter includes two capacitors connected in series between the output terminal and the ground terminal, a boost converter having a first boost converter terminal connected to the input terminal, a second boost converter terminal connected to the output terminal, and a third boost converter terminal connected to a connection point between the capacitors, and a step-up converter having a first step-up converter terminal connected to the ground terminal, a second step-up converter terminal connected to the output terminal, and a third step-up converter terminal connected to the connection point.
US11011988B1 Implicit on-time regulated hybrid converter
A DC/DC power converter and a method to convert an input voltage into an output voltage are presented. The power converter may have a first flying capacitor, a second flying capacitor, an inductor, and switching elements. It may control the switching elements such that the switching elements establish a first magnetizing current path from the input node, via the first flying capacitor, via the second flying capacitor, via the inductor, to the output node. The converter may control the switching elements to interrupt said first magnetizing current path after a pre-determined time interval. The converter may control the switching elements such that the switching elements establish a demagnetizing current path from a reference potential via the inductor to the output node. The converter may control the switching elements such that said demagnetizing current path is interrupted when a current through the inductor reaches a pre-determined threshold current value.
US11011985B2 Voltage reducing circuit with pre-biasing circuit portion
A voltage reducing circuit comprises a power switch circuit portion comprising a high-side and low-side field-effect-transistors connected at a switch node. The power switch circuit portion has an on-state wherein the high-side transistor is enabled and the low-side transistor is disabled and, vice versa, an off-state. An energy storage circuit portion comprising an inductor connected to the switch node is arranged to provide an output voltage. A drive circuit portion receives a pulse width modulation control signal and outputs pulse width modulated (PWM) drive signals. A pre-biasing circuit portion applies bias voltages to the gate terminals of the high-side and low-side transistors in response to the PWM drive signals, wherein the pre-biasing circuit portion is arranged such that the bias voltage applied to the gate terminal of the currently disabled transistor is set to an intermediate voltage before switching between the on-state and off-state.
US11011980B2 Switched-capacitor converter with multi-tapped autotransformer
A power supply system comprises: a switched-capacitor converter, a multi-tapped autotransformer, and an output stage. The multi-tapped autotransformer includes multiple primary windings. The switched-capacitor converter includes multiple circuit paths coupled to the primary windings. For example, a first circuit path includes a first capacitor; a second circuit path includes a second capacitor. The power supply further includes a controller that controllably switches an input voltage to the first circuit path and the second circuit path, conveying energy to the primary windings of the multi-tapped autotransformer. The output stage of the power supply is coupled to receive energy from a combination of the first primary winding and the second primary winding of the multi-tapped autotransformer. Via the received energy, the output stage produces an output voltage that powers a load.
US11011976B2 Transient control for power factor correction
A drive circuit includes a transient detector that includes a detector input to receive a loop error signal from a phased locked loop (PLL) and generates a transient detected output signal if a transient is detected in an alternating current (AC) input voltage. A controller includes a controller input to receive the transient detected output signal from the transient detector and a feedback input to sense the AC input voltage provided to a bridge circuit. The controller is configured to apply a PLL angle output signal from the PLL to control switch output signals to the bridge circuit if the transient detected output signal is not generated and configured to apply the AC input voltage sensed from the feedback input to control the switch output signals to the bridge circuit if the transient detected output signal is generated.
US11011974B2 Inverter arrangement, electric drive system, and method for discharging a DC link capacitor in an inverter arrangement
The invention relates to the discharging of a DC link capacitor in an inverter arrangement, thereby allowing, for example, a DC link capacitor to be discharged while an electric machine that is connected to the inverters can operate in an idling mode as a safe mode. The DC link capacitor is discharged by very briefly triggering a semiconductor switch within the inverter. According to the invention, the inverter bridge arm with the smallest phase voltage is selected for the very brief triggering process.
US11011973B2 Harmonic regulator for current source rectification and inversion
A methods and systems for generating rectified signals are disclosed. For example, a system performing the methods includes a current source rectifier which has a plurality of switches configured to receive an input current from an AC voltage source and to receive a plurality of control signals. The switches are configured to produce a rectified output current based on the input current and the control signals. The system also includes a rectifier controller configured to receive a current sense signal indicative of the rectified output current and to generate the control signals based at least in part on the current sense signal, where the control signals cause the current source rectifier to attenuate at least one of a plurality of harmonic frequencies in the rectified output current.
US11011970B2 Gate drive circuit
A gate drive circuit, which drives a gate of a first transistor, includes a first switch on a high potential side and a second switch on a low potential side connected in series at a second connection node between a high potential end and a low potential end of a series connection structure, constituted of a first voltage source and a second voltage source connected in series at a first connection node; and a third switch and an inductor connected in series between the first connection node and the second connection node. The gate of the first transistor can be electrically connected to the second connection node.
US11011967B2 Massive energy storage system with distributed rotor or mover structure and transitional rotor pulse current
This invention discloses a significantly improved linear machine system used for massive energy storage with vertical movement of heavy mass placed in containers. It adopts distributed rotor or mover structure to minimize the fringing effect and thereby enhancing effective lifting force. It further adopts the pulse transitional current to those non-transitional rows of rotor or mover conductors when the transitional rotor or mover coils cross the boundary between the magnetic and non-magnetic layers of the stator.
US11011961B2 System for cooling an electric machine
A system for cooling an electric machine, including as components a stator and a rotor, wherein each component has a cooling circuit, the system including at least one regulator for regulating a volume flow of a coolant from a coolant reservoir and a control unit, wherein in each case an input of each cooling circuit is connected to at least one regulator for regulating the volume flow of the coolant from the coolant reservoir, wherein the control unit is adapted to set at least one regulator for regulating the volume flow of the coolant into the cooling circuit of a respective component, while taking into account at least one temperature of the respective component.
US11011958B2 Extreme environment variable reluctance energy harvester and method for implementing same
An energy harvester article configured to associate with a ferromagnetic flywheel having gear teeth is provided and includes a magnet, a first pole piece, wherein the first pole piece includes a first pole piece first end and a first pole piece second end, a second pole piece, wherein the second pole piece includes a first portion and a second portion configured into an “L” shape, and wherein the second portion is arranged to be substantially parallel with the first pole piece and separated from the first pole piece by a distance L, and a coil, wherein the coil is configured to be wrapped around the first pole piece proximate the first pole piece second end.
US11011957B2 Servo shaft couplers
A coupler for coupling an output shaft of a servo to an auxiliary shaft, comprises an coupler body having a longitudinal axis extending from a first end to a second end. The coupler body comprises a first bore, configured to accept a portion of the auxiliary shaft, centered on the longitudinal axis and extending into the first end a first distance. The coupler also comprises a second bore centered on the longitudinal axis and extending into the second end a second distance. The coupler also comprises a first fastener disposed proximate the first end, wherein adjusting the first fastener deforms a cross sectional dimension of the first bore. The coupler also comprises a second fastener disposed proximate the second end, wherein adjusting the second fastener deforms a cross sectional dimension of the second bore. An inner surface of the second bore has a female spline configuration to accept and engage a portion of the output shaft of the servo.
US11011952B2 Motor driving device and motor driving method
A motor driving device includes N units (N is a natural number equal to or greater than 2) of inverters configured to control N units of motors, respectively, a×N units (a is a natural number) of cables configured to allow connection between the N units of inverters and the N units of motors, respectively, and a PWM signal output unit configured to transmit a PWM signal to the N units of inverters. The N units of inverters and the a×N units of cables are divided into M groups (M≤N). The PWM signal output unit outputs the PWM signal for driving at least one inverter belonging to each group of the M groups so that the PWM signals have phase differences shifted by 360 degrees/M among the groups.
US11011951B2 Brushless electric motor system comprising a rotor, a stator and power electronic means
A brushless electric motor system having integrated power stages, said electric motor system comprising a rotor, a stator, a plurality of power stages, and a cooling system comprising a substantially flat hollow main cool body arranged to support the flowing of a cooling medium inside said hollow main cool body for cooling said main cool body, a base cooling plate connected to a first flat surface of said hollow main cool body and to said plurality of power stages for transferring heat between said plurality of power stages and said base cool plate, heat resistance inserts connected to said base cooling plate and said plurality of electrically excitable coils for transferring heat between said plurality of coils and said base cooling plate wherein said heat resistance inserts provide for a thermal conductivity, thereby creating a thermal buffer such that said electrically excitable coils are cooled less compared to said power stages, by said cooling system.
US11011947B2 Stator and manufacturing method of stator
A stator includes a main yoke having a cylindrical shape with a bottom, an auxiliary yoke having a band shape arranged on an outer or inner circumferential wall surface of this main yoke, and a field magnet arranged inside the main yoke. The auxiliary yoke is arranged along a circumferential direction on the outer or inner circumferential wall surface of the main yoke. One end of the auxiliary yoke has at least one protrusion, and another end of the auxiliary yoke has at least one recess facing and engaging in a circumferential direction with the protrusion either on the inner or outer circumferential wall surface of the main yoke.
US11011945B2 Systems and methods for wireless charging and wired data transfer
Disclosed are devices and methods for performing wireless charging of an electronic device and establishing a wired connection with the electronic device for data transfer. In some cases, a device includes a port that can supply power to charge the electronic device when a wired connection is detected between the device and the electronic device. The device can be configured such that the port does not supply power to the electronic device via wired connection when the device provides charging power to the electronic device wirelessly. Data transfer between the device and the electronic device can be performed via the port at the same time as wirelessly charging the electronic device.
US11011944B2 Foreign matter detection device for non-contact power supply system
A foreign object detection device for a wireless power transfer system includes a storage unit that stores first coil device information including a shape and a size of a first coil facing surface, a height position from the reference surface, and a height position of a first device facing surface; an information acquiring unit that acquires second coil device information including a shape, a size, and a height position of a second coil facing surface, and a height position of a second device facing surface; a region identifying unit that identifies a magnetic field generation region generated between the first device facing surface and the second device facing surface during power feeding, based on the first coil device information and the second coil device information; and a foreign object detection unit that detects the presence or absence of a foreign object within the identified magnetic field generation region.
US11011942B2 Flat antennas having two or more resonant frequencies for use in wireless power transmission systems
The various embodiments described herein include methods, devices, and systems for wireless power transmission. In one aspect, a wireless power transmission system includes an antenna component configured to transmit and/or receive electromagnetic waves, such as power waves, the antenna component having at least two conductive plates positioned on a same plane, where: (1) the at least two conductive plates form a monopole antenna configured to transmit and/or receive electromagnetic waves in a first frequency range, (2) the at least two conductive plates are positioned such that a gap exists between the at least two conductive plates, thereby forming a capacitor, and (3) the at least two conductive plates and the gap form a loop antenna configured to transmit and/or receive electromagnetic waves in a second frequency range.
US11011941B2 Method and apparatus for wireless power delivery tracking
A wireless power generating unit, includes, in part, a multitude of transmitting elements transmitting a multitude of RF signals to a wireless device, a backscatter RF receiver configured to receive the backscattered RF signal from the wireless device in response to the transmission of the RF signals, and a processor adapted to change the phases of the multitude of RF signals values in accordance with the strength of the received backscattered signal. The phases are changed to maximize the strength of the backscattered signal which may be modulated by varying a resistive load at the wireless device. The modulated backscattered signal may be encoded to carry information. The modulation frequency may be representative of the identity of the wireless device. The information may define the amount of RF power received by the wireless device.
US11011936B2 Single-stage transmitter for wireless power transfer
A single-stage transmitter for wireless power transfer is provided. The transmitter includes a rectifier stage and an inverter stage sharing a first phase leg. The rectifier stage further includes a rectifying leg including two diodes connected in series, and a boost inductor coupling the first phase leg and the rectifying leg to an input port. The inverter stage further includes a second phase leg. Each phase leg includes two switches connected in series. The first and second phase legs are coupled to an output port. A bus capacitor is coupled across the first phase, second phase, and rectifying legs. A controller is programmed to determine first and second parameters, based on an output power at the output port, to simultaneously control the rectifier stage and the inverter stage to maintain constant bus voltage and achieve high power factor and low total harmonic distortion at the input port.
US11011935B2 Smart wireless power/data transfer system
A system for providing electrical power to a remote device through wireless transmission and the system comprises a power transmitting data unit (PTDU) receiving electrical power from a power source and at least one power receiving data unit (PRDU), connected to the remote device, receiving electromagnetic waves and converting the electromagnetic waves to the electrical power. The PTDU further comprises a controller, a first resonator emitting electromagnetic waves, and a DC/AC converter receiving electrical power from a remote power source and providing a driving voltage at a driving frequency to the first resonator, the driving frequency being independent from a resonant frequency of the first resonator, and the controller monitors environment variables related to the emitting of electromagnetic waves.
US11011933B2 Contactless electric power supply device
A contactless electric power supply device configured to widen a range in which power supply is possible to a moving body in a connection direction by supplying electric power from a supply coil to the moving body provided with the receiving coil in a contactless manner and connecting power supply modules provided with the supply coil, wherein, when at least one of the receiving coils is positioned to be able to receiver power from at least one of the supply coils, the contactless electric power supply device performs communication from the power supply module to an alternating module that supplies alternating current and performs communication from the alternating module to the power supply module, and causes a semiconductor switch provided on the power supply module to conduct electricity.
US11011932B2 Mouse pad comprising wireless power transmission apparatus and mouse
A mouse pad includes a wireless power transmission apparatus including at least a first transmission coil and a second transmission coil and configured to wirelessly transmit power to a mouse placed on the mouse pad; and a controller configured to directly receive determination information for selecting one transmission coil among the first transmission coil and the second transmission coil according to a movement of the mouse on the mouse pad from a power supply connected to the mouse pad, and enable the second transmission coil and disable the first transmission coil when the movement of the mouse indicates the mouse is moving on the mouse pad from the first transmission coil to the second transmission coil.
US11011926B2 Adaptive charger
According to at least one aspect of the present disclosure, a method of operating a, Uninterruptible Power Supply (UPS) is provided. The method includes receiving, in a first mode of operation, AC power at an input of the UPS, providing, in the first mode, the AC power to a charger and a clamp-charger circuit, charging, by the charger in the first mode, a UPS battery of the UPS with a first charging current derived from at least a portion of the AC power, charging, by the clamp-charger circuit in the first mode, the UPS battery with a second charging current derived from at least a portion of the AC power, providing, in a second mode of operation, output power at an output of the UPS derived from the UPS battery, and charging, by the clamp-charger circuit in the second mode, the UPS battery using a third charging current.
US11011925B2 Battery charging apparatus and method, terminal, power adapter, and storage medium
A battery charging apparatus and method, a terminal, a power adapter, and a storage medium relate to the electronics field, where the method includes detecting temperature of a charging path in a battery charging apparatus, and when a power adapter supplying charging power for the battery charging apparatus works in a first working mode and a detected largest temperature value is greater than or equal to a preset threshold, instructing the power adapter to switch to a second working mode, decoupling a charging path corresponding to the first working mode, and coupling a charging path corresponding to the second working mode. This reduces impact of local heat accumulation on device performance during charging of a terminal battery, lengthens a device life span, and improves user experience.
US11011924B2 Charging UAV using electric-field actuated generator within vicinity of powerlines
In accordance with a preferred embodiment, a charging station for charging of a UAV within a vicinity of powerlines includes an interface for electric coupling with the UAV for charging of a rechargeable battery of the UAV; a power supply having first and second electrodes separated and electrically insulated from each other for enabling a differential in voltage at the first and second electrodes resulting from a differential in electric field strength experienced at the first and second electrodes when within the vicinity of the powerlines; and electrical components electrically connected with the first and second electrodes and configured to establish a circuit with the rechargeable battery of the UAV when electronically coupled with the interface. The differential in voltage between the first and second electrodes causes electric current to flow through the electric circuit for charging the battery of the UAV.
US11011920B2 Energy storage apparatus for engine start-up, method for controlling the same, and vehicle
An energy storage apparatus for engine start-up includes: an energy storage device, a first switch provided in a first energizing path to the energy storage device, a step-down circuit provided in a second energizing path to the energy storage device, and a controller. The controller turns the first switch on to discharge through the first energizing path at engine start-up, and turns the first switch off to select the second energizing path if an output voltage of a vehicle generator is higher than a predetermined voltage to cause the output voltage of the vehicle generator to be stepped down with the step-down circuit to charge the energy storage device.
US11011918B2 Intelligent charging USB splitter
A smart charging solution is provided. The smart charging solution includes a power supply, a power line connected to the power supply and at least one universal serial bus (USB) splitter module and/or wireless charging module. The smart charging solution further includes a cable compensation integrated circuit (IC) for improved output voltage stabilization and a locking mechanism for furniture installation.
US11011916B2 Link device for coupling energy storage devices having disparate chemistries
An energy storage system includes a first energy storage device having a first energy storage chemistry, a second energy storage device having a second energy storage chemistry different than the first energy storage chemistry, and a link device. The link device is configured to facilitate electrically coupling the second energy storage device to the first energy storage device, regulate a first power profile of first power provided by the first energy storage device to the second energy storage device such that the first energy storage device can selectively charge the second energy storage device, and regulate a second power profile of second power provided by the second energy storage device to the first energy storage device such that the first energy storage device can selectively draw power from the second energy storage device to increase a power capacity thereof.
US11011913B2 Multifunction power management system
A dwelling power management system includes a smart power integrated node located at a dwelling and configured to transit information to and receive information from a remote server arrangement. The smart power integrated node selectively controls power applied to dwelling electrical power hardware components according to a recommended operating procedure (ROP). The system also includes a utility switch connected to the smart power integrated node, the utility switch configured to control distribution of electrical power received from a dwelling external power source. The smart power integrated node transmits dwelling power usage information and dwelling user preferences to the remote server arrangement that evaluates relevant information including dwelling power usage information and dwelling user preferences and dwelling external factors to develop an optimized ROP. The smart power integrated node operates according to the optimized ROP.
US11011911B2 MMC converter and sub-modules thereof
An MMC converter linked to a HVDC system and a sub-module are proposed. The sub-module includes: first and second power semiconductor switches serially connected in the same direction, each including a semiconductor switch and a diode connected in anti-parallel to the semiconductor switch; a capacitor parallelly connected to the first and second power semiconductor switches serially connected; a first terminal connected to a first node between the first and second power semiconductor switches; a second terminal connected to a second node between the second power semiconductor switch and the capacitor; a third power semiconductor switch of which a side is connected to the second node, the third power semiconductor switch including a semiconductor switch and a diode connected in anti-parallel to the semiconductor switch; and a third terminal connected to a terminal of an AC grid system and connected to the other side of the third power semiconductor switch.
US11011910B2 System and method for controlling a power storage device
The present invention relates to a local control system (6) configured to define a charge or discharge command made to a power storage device (5) on the basis of a charge or discharge instruction, sent by an overall control system (7), and the instantaneous power used by the power-using devices (4), such that the instantaneous power used by the power using devices (4) is always greater than the discharge power of the power storage device (5), so as to guarantee that the power stored by the power storage device (5) is not re-injected into the power distribution network (3).
US11011907B2 Surge protection circuit with integrated surveillance
According to one aspect, a power device is provided. The power device includes an input having at least a first connection and a second connection, and configured to be coupled to an AC power source to receive input AC power, a converter circuit coupled to the input and configured to convert an input AC voltage to a DC voltage, a load output configured to provide output power derived from the DC voltage, a rectifier circuit coupled to the input and having a first output and a second output, and a first capacitor coupled to the first output of the rectifier circuit and the second output of the rectifier circuit.
US11011904B2 Low-voltage circuit breaker and method
An embodiment of the invention relates to a method for ground fault detection for low-voltage three-phase AC circuits having a neutral conductor, in which first to fourth analog current signals of the first to third phase conductors and of the neutral conductor of the three-phase AC circuit are ascertained that each contain the level or an equivalent of the level of the current. The analog current signals are time-division multiplexed, subjected to a/d conversion, and a sequence of time-division-multiplexed first to fourth digital current values present in first to fourth successive time frames form first to fourth current signals. Three of the four digital current signals are interpolated to ascertain interpolated current values. The current value of the time frame of the uninterpolated current signal and the interpolated current values for the time frame of the uninterpolated current signal are used for discovering the ground fault.
US11011902B2 Line connector, electrical line assembly and production process for an electrical connection
The present disclosure pertains to a line connector for permanently connecting two or more electrical lines, with at least one metallic receiving sleeve which partially accommodates one of the lines, which exhibits at least a first through-opening as well as a second through-opening for introducing a welding tool or for introducing the lines, and at least a second compression section located between the through-openings, in which the receiving sleeve can be radially compressed. Furthermore, the present disclosure pertains to an electrical line assembly as well as a process for connecting two or more electrical lines.
US11011892B2 Pre-chamber spark plug and method for producing a pre-chamber spark plug
This disclosure relates to a pre-chamber spark plug including a housing, a ground electrode, a cap enclosing a pre-chamber, and a center electrode inside the pre-chamber, with transfer passages being formed in the cap. Center axes of the transfer passages diverge from a longitudinal direction of the main combustion chamber. A method of manufacturing such a pre-chamber spark plug is also disclosed. The method includes generating a housing, generating a ground electrode, and generating a cap enclosing a pre-chamber and having transfer passages formed in the cap. The method may further include generating a center electrode inside the pre-chamber, such that center axes of the transfer passages diverge from a longitudinal direction of the main combustion chamber. The method further includes generating the cap by a forming process from a raw material wire or from raw material bars. The method may further include compacting a material forming the cap.
US11011891B2 Spark plug and ignition device of internal combustion engine
A spark plug has a housing of a cylindrical shape, an insulator of a cylindrical shape fitted into the inside of the housing, a center electrode and a ground electrode. No male screw part is formed on an outer peripheral surface of the housing. A housing support surface is formed on an inner peripheral surface of the housing. An outer peripheral surface of the insulator has an insulator support surface which is supported by the housing support surface in an axial direction of the spark plug. The housing has a pressure fitting part to be presses to a cylinder head of an internal combustion engine. A part of the pressure fitting part and a part of at least one of the housing support surface and the insulator support surface are arranged to be overlapped with each other in a radial direction of the spark plug.
US11011890B2 Arrester and method for manufacturing an arrester
An arrester comprising a plurality of layers arranged one above another and comprising a cavity is specified, wherein the cavity extends through at least two of the layers and wherein electrodes adjoining the cavity are arranged between said two layers. Furthermore, a method for manufacturing an arrester is specified.
US11011886B2 Packaging of a directly modulated laser chip in photonics module
A package structure of a directly modulated laser in a photonics module includes a thermoelectric cooler including multiple conductor traces formed in a cool surface. The package structure further includes a directly modulated laser (DML) chip having a first electrode being attached with the cool surface and a second electrode at a distance away from the cool surface. Additionally, the package structure includes an interposer having a plurality of through-holes formed between a first surface to a second surface. The first surface is mounted to the cool surface such that each through-hole is aligned with one of the multiple conductor traces and the second surface being leveled with the second electrode. Moreover, the package structure includes a driver disposed on the second surface of the interposer with at least a galvanically coupled output port coupled directly to the second electrode of the DML chip.
US11011885B2 Laser device and light-source device
A laser device that is easily assembled and can be manufactured at low cost and a light-source device using the same are provided. The laser device includes a base plate portion, a semiconductor laser element placed on the base plate portion, a lid portion provided on the base plate portion, on which the semiconductor laser element is placed, and including a top plate, and a side wall portion covering a part or all of lateral sides of a space between the base plate portion and the top plate. The top plate is integrally formed with a part or all of the side wall portion.
US11011882B2 Ultrafast electro-optic laser
An ultrafast electro-optic laser makes a stabilized comb and includes: a comb generator that produces a frequency comb; a dielectric resonant oscillator; a phase modulator in communication with the dielectric resonant oscillator; an intensity modulator in communication with the phase modulator; an optical tailor in communication with the comb generator and that produces tailored light; a filter cavity in communication with the intensity modulator; a pulse shaper in communication with the filter cavity; a highly nonlinear fiber and compressor in communication with the pulse shaper; an interferometer in communication with the optical tailor and that produces a difference frequency from the tailored light; and an electrical stabilizer in communication with the interferometer and the comb generator and that produces the stabilization signal with a stabilized local oscillator cavity that produces a stabilized local oscillator signal that is converted into the stabilization signal and communicated to the dielectric resonant oscillator.
US11011880B2 Connecting cable, connecting cable assembly, and driving system
A connecting cable (20), comprising: a first end (21) which is arranged with a first interface (23) and a second interface (24) coupled with each other, and a second end (22) which is arranged with a third interface (25) having a centrosymmetric cross section, wherein every two interfaces of the first, the second and the third interfaces (23, 24, 25) are in electrical communication, and the third interface (25) is connected with at least one of the first and the second interfaces (23, 24) by pluggable connection. When supplying driving circuits for actuators, each subsequent actuator can be parallelly connected through one connecting cable (20) with another connecting cable (20) of preceding actuator. In such a manner, disorders of cables in the fields can be avoided, whereby the risk of making mistakes during assembly and maintenance can be lowered. The cables can be neatly arranged in the fields.
US11011879B2 High-density patch panel
Disclosed is a high-density patch panel for use in a network incorporating high-density connections for increased efficiency, network operation and management. The high-density connections are incorporated into the patch panel, network switch, and cables that connects them, as well as into cable analyzers and printed circuit boards (PCBs) which allow for a complete network within a single computer running virtualization software.
US11011874B2 Connector and connector assembly
A mating guide part formed with a mating recess part that has a substantially rectangular shaped in a plan view with a first high frequency connection unit mounted therein is included, the first high frequency connection unit includes a first high frequency terminal and a square tube shaped first high frequency shield with a substantially rectangular cross section extending in the mating direction enclosing around the first high frequency terminal, the second connector includes a counterpart mating guide part that has a substantially rectangular shape in a plan view with a second high frequency connection unit mounted therein, and the second high frequency connection unit includes a second high frequency terminal and a square tube shaped second high frequency shield with a substantially rectangular cross section that extends in the mating direction enclosing around the second high frequency terminal.
US11011873B2 Connector assembly
The described connector assemblies are useful in wire-to-board systems. The assemblies which include a free-end connector that is attached to a twin-ax cable, and a fixed-end connector that is attached to a board. Embodiments include a free-end terminal set including a first signal terminal, a second signal terminal and a ground plate. The ground plate has a horseshoe shape and provides a ground terminal on opposing sides of the first and second signal terminals. Additionally, embodiments include a locking system between the free-end connector and fixed-end connector, and lead designs for the fixed-end connector utilizing a similar horseshoe shape as that used for the ground plate of the free-end connector.
US11011869B2 Connector seal structure
The outer peripheral surface of a connector, to which a connector seal structure is applied, is provided with an engaging section that engages with a seal member. A rib of the engaging section locks the seal member in the inserting direction of the connector. The seal member is provided with a cutout section formed by cutting out a part of the rib, or a protruding section that engages with the rib.
US11011868B2 Opening sealing member and electrical device
An opening sealing member 10 is for closing an opening 91 for work open in a vertical direction and includes a cover plate 20 configured to cover the opening 91 from above and a plug body 40 held on the cover plate 20 and including a sealing member 45 to be held in close contact with an inner peripheral surface of the opening 91 by the plug body being fit into the opening 91. An upper surface 21A of the cover plate 20 is provided with a gradient to cause water adhering to the cover plate 20 to flow down to outside of the cover plate 20. An upper surface 51A of the plug body 40 is provided with a gradient to cause water adhering to the upper surface 51A of the plug body 40 to flow down to outside of the opening 91.
US11011862B2 Electrical connector
An electrical connector includes a body provided with multiple accommodating holes running through the body vertically, and multiple terminals correspondingly accommodated in the accommodating holes. Each terminal includes a main body member and multiple conductive members. The main body member has two long edges extending in a front-rear direction and two short edges. The conductive members are arranged in the front-rear direction. Each conductive member has a base electrically connected to the main body member and an elastic arm. The base has a vertical flat plate portion downward covering the main body member. The elastic arm extends upward from an upper end of the flat plate portion. Each elastic arm has at least one contact portion located in front of the corresponding base to be downward abutted by the electronic component and to move downward. Two adjacent terminals in the front-rear direction are separately provided in the front-rear direction.
US11011861B1 Stacked receptacle connector assembly
A stacked receptacle connector assembly includes a receptacle cage configured to be mounted to a circuit board, a lower communication connector assembly received in the receptacle cage, and an upper communication connector assembly stacked in the receptacle cage above the lower communication connector assembly. The receptacle cage has a divider between an upper and lower module channels receiving upper and lower pluggable modules. The lower communication connector assembly includes a lower communication connector. The upper communication connector assembly includes a paddle card, an upper communication connector mounted to the paddle card, and a cable assembly having cables electrically connected to the paddle card and extending from the paddle card.
US11011859B1 Plug-type connector with insulation displacement contact
A plug-type connector for connecting a cable with at least one wire to a respective plug contact includes a first housing part, a connection block and a second housing part. A hinge connection allows the second housing part to pivot out of a first position into a second position towards the first housing part. In the first position the wire can be inserted into a wire channel of the connection block and, in the second position, the second housing part presses the connection block against the insulation displacement contact. The second housing part can move into a third position in which the connection block is fully pressed onto the insulation displacement contact. The hinge connection allows an insertion movement from the second into the third position such that the second housing part inserts the wire into the insulation displacement contact in an exclusively translatory manner.
US11011858B2 Multiple bussed terminations
A multiple bussed termination for connecting a plurality of wires comprises a plurality of splices each having a base and a region for holding some of the plurality of wires. The splices are connected to each other by a conductive strip extending from the base of a first splice of the plurality of splices to a remainder of the plurality of splices. The splices are each capable of being crimped to some of the plurality of wires.
US11011857B2 Wire termination using fixturing elements
A method for forming a connection between a wire and a pin includes placing a fixturing element over the pin, capturing the wire between an upper surface and a lower surface of the fixturing element, compressing the fixturing element to hold the wire around the pin and forming a fixed connection between the wire and the pin. A system for forming an electrical connection includes a pin, a fixturing element disposed around the pin, and a wire placed around pin and sandwiched between an upper surface and a lower surface of the fixturing element.
US11011856B2 Dual vertical beam cellular array
A dual vertical beam cellular array is disclosed herein. In one embodiment, a cellular array includes discrete radiators coupled in pairs and arranged in-line. The radiators are connected to hybrid couplers configured to sum the output from the pairs of discrete radiators. A first power distribution network is configured to receive a first output from the hybrid couplers and produce a first beam, and a second power distribution network configured to receive a second output from the hybrid couplers and produce a second beam. According to some embodiments, the first beam is a main beam with high gain and the second beam is a coverage beam with a large coverage area.
US11011855B2 Antenna system
An antenna system includes a dielectric substrate, a first dipole antenna element, a second dipole antenna element, a first additional metal element, a second additional metal element, first conductive via elements, and second conductive via elements. The first dipole antenna element and the first additional metal element are disposed on a first surface of the dielectric substrate. The first dipole antenna element includes a first radiation element and a second radiation element. The second dipole antenna element and the second additional metal element are disposed on a second surface of the dielectric substrate. The second dipole antenna element includes a third radiation element and a fourth radiation element. The first additional metal element is coupled through the first conductive via elements to the third radiation element. The second additional metal element is coupled through the second conductive via elements to the first radiation element.
US11011854B2 Polymer dispersed/shear aligned phase modulator device
An antenna comprising: a variable dielectric constant (VDC) layer; a plurality of radiating patches provided over the VDC layer; a plurality of signal lines, each terminating in alignment below one of the radiating patches; a plurality of control lines, each corresponding to one of the signal lines; a ground plane; wherein the VDC layer comprises: a polymer dispersed liquid crystal (PDLC) layer or a PDLC layer in a polymerized and sheared state.
US11011850B2 Antenna apparatus and electronic device
An antenna apparatus and an electronic device are provided. The antenna apparatus includes an antenna radiator, a support member, and a first extension portion. The antenna radiator includes a radiator body and a power feeding portion. The radiator body includes a first end and a second end. The power feeding portion is disposed at the first end and configured to receive an excitation signal. The support member includes a first surface, a second surface opposite to the second surface, and a side surface disposed between the first surface and the second surface and adjacent to the radiator body. The first extension portion is located adjacent to the second end and electrically connected to the support member through the side surface. The first extension portion, the side surface, and the antenna radiator cooperatively define a gap region constituting at least part of a clearance area of the antenna radiator.
US11011848B2 Quad-tapered slot antenna with thinned blades
A dual-polarized tapered slot antenna (TSA) comprising: a dielectric bracket; a first pair of conductive blades mounted to the dielectric bracket so as to define a first tapered slot between edges of the conductive blades of the first pair thereby forming a horizontally-polarized TSA; a second pair of conductive blades mounted in the dielectric bracket orthogonal to the first pair so as to define a second tapered slot between edges of the conductive blades of the second pair thereby forming a vertically-polarized TSA; and wherein at least part of each of the slot-defining edges of the conductive blades has a thickness that is non-tapered and stepwise-reduced from the thickness of a remainder of the corresponding blade.
US11011841B2 Method of eliminating resonances in multiband radiating arrays
A multiband radiating array according to the present invention includes a vertical column of lower band dipole elements and a vertical column of higher band dipole elements. The lower band dipole elements operate at a lower operational frequency band, and the lower band dipole elements have dipole arms that combine to be about one half of a wavelength of the lower operational frequency band midpoint frequency. The higher band dipole elements operate at a higher frequency band, and the higher band dipole elements have dipole arms that combine to be about three quarters of a wavelength of the higher operational frequency band midpoint frequency. The higher band radiating elements are supported above a reflector by higher band feed boards. A combination of the higher band feed boards and higher band dipole arms do not resonate in the lower operational frequency band.
US11011838B2 Heterogeneous network optimization utilizing modal antenna techniques
A communication system is described where multiple communication networks are simultaneously accessible from a plurality of fixed and/or mobile communication devices. A Master and Slave hierarchy is implemented among the communication devices to improve communication properties on one or multiple networks. A network system controller is implemented to select the network with optimal communication characteristics for subsets of communication devices as well as assigning Master status to a communication device within these subsets.
US11011836B2 Adjacent antenna interference mitigation
A system for mitigating radio frequency interference includes a multiple patch antenna array including a multiplicity of patch antenna elements. The multiple patch antenna array is positioned relative to an interfering antenna such that signals from the interfering antenna cause interference with the multiple patch antenna array. The system also includes an auxiliary antenna positioned relative to the multiple patch antenna array. The system additionally includes a device to generate a spatial null in a direction to the interfering antenna from the multiple patch antenna array in response to a first signal from the auxiliary antenna and a second signal from the multiple patch antenna array. The first signal and the second signal are generated in response to a transmitted signal being received by the auxiliary antenna and the multiple patch antenna array. The spatial null permits simultaneous operation of the multiple patch antenna array and the interfering antenna.
US11011835B2 Adjustable-tilt housing with flattened dome shape, array antenna, and bracket mount
Radio devices for wireless transmission including an integrated adjustable mount allowing mounting to a pole or stand and adjustment of the angle of the device (e.g., the altitude). The device may include a compact array antenna having a high gain configured to operate in, for example, the 5.15 to 5.85 GHz band and/or the 2.40-2.48 GHz band. The antenna emitters may be arranged in a separate plane from a plane containing the antenna feed connecting the emitting elements and also from a ground plane. The antenna array may be contained within a protective weatherproof housing along with the radio control circuitry.
US11011828B2 Apparatus and method for arranging antennas supporting millimeter wave frequency bands
Disclosed is an electronic device. The electronic device comprises a housing forming an exterior of the electronic device, and including a front surface, a back surface facing away from the front surface, and a side surface substantially perpendicular to the front surface and the back surface; a first conductive plate positioned towards the back surface having a first antenna array disposed on the first conductive plate, the first antenna array configured to radiate a signal in a first frequency band toward the back surface; a second antenna array connected to the conductive plate, the second antenna array configured to radiate a signal in a second frequency band at least partially different from the first frequency band toward the side surface, and having an antenna element at least partially different from the first antenna array, a second conductive plate positioned towards the side surface having a third antenna array disposed on the second conductive plate, the third antenna array configured to radiate the signal in the second frequency band toward the side surface, and a fourth antenna array connected to the second conductive plate and configured to radiate the signal in the first frequency band toward the back surface.
US11011825B2 Antenna assembly comprising antennas formed on inclined side surface of printed circuit board and electronic device comprising the same
An inclined antenna assembly and an electronic device including the antenna assembly are provided. The inclined antenna assembly and an electronic device include a communication circuit and a Printed Circuit Board (PCB) including a front face, a back face on which the communication circuit is disposed, and at least one side face having an inclined manner between the front face and the back face. According to various embodiments, the PCB may include one or more antennas formed on a region corresponding to at least one side face.
US11011822B2 Antenna apparatus, circuit board, and arrangement method
An antenna apparatus includes a plurality of circuit boards, an antenna element, and an electronic component. A plurality of the antenna elements are arranged along the surfaces of the plurality of circuit boards. The electronic component is arranged along the surfaces of the circuit boards, configured to be larger in size in the thickness direction of the circuit boards than a gap between the antenna elements, and connected to the arranged antenna elements via a high-frequency transmission circuit. The plurality of circuit boards are arranged with component mounting surfaces arranged oppositely to each other and, for each pair, the positions corresponding to the electronic component are misaligned in the surface direction of the circuit boards.
US11011816B2 Radar assembly with a slot transition through a printed circuit board
A radar assembly includes a monolithic-microwave-integrated-circuit (MMIC), an antenna-element, and a single printed-circuit-board (PCB). The MMIC includes an arrangement of solder-balls configured to couple radar-signals into or out of the MMIC. The antenna-element includes a ridge-air-waveguide configured to propagate radar-signals to or from one or more radiation-slots of the antenna-element. The PCB is directly attached to the MMIC. The PCB includes a transition-feature configured to couple radar-signals between the arrangement of solder-balls and the ridge-air-waveguide. The transition-feature is characterized as a slot that extends between the arrangement of solder-balls and the ridge-air-waveguide. The transition-feature may be an L-shaped-slot or a U-shaped-slot. The assembly is designed/configured to be compatible with known printed circuit board fabrication processes.
US11011815B2 Circularly-polarized dielectric waveguide launch for millimeter-wave data communication
A wave communication system includes an integrated circuit and a multilayered substrate. The multilayered substrate is electrically coupled to the integrated circuit. The multilayered substrate includes an antenna structure configured to transmit a circularly polarized wave in response to signals from the integrated circuit.
US11011814B2 Coupling comprising a conductive wire embedded in a post-wall waveguide and extending into a hollow tube waveguide
A transmission line includes a post-wall waveguide which includes a dielectric substrate on which a pair of post-walls is formed and a first conductor layer and a second conductor layer opposed to each other with the dielectric substrate interposed therebetween and in which a region surrounded by the pair of post-walls, the first conductor layer, and the second conductor layer is a waveguide region, a waveguide tube having a hollow rectangular shape, being connected with the first conductor layer so as to cover an opening portion formed in a side wall, and in which an inside communicates with the waveguide region through an opening formed in the first conductor layer, and a wire member which is arranged such that through the opening, a first end is located inside the dielectric substrate and a second end is located in the waveguide tube.
US11011811B2 Low voltage battery protector
The present invention discloses a low voltage battery protector, interposed between a battery and a cable connected thereto, including: a main body having an upper end, a lower end substantially opposite to the upper end, and a frame connecting the upper end to the lower end. The frame further includes a mounting surface. The protector incudes a first contact extending from the top end; a supporting portion extending substantially perpendicularly from the mounting surface; a second contact assembled with the supporting portion. The second contact includes a connecting portion pivotally assembled with the supporting portion. Such a low voltage battery protector provides the user with great flexibility and convenience to choose an adaptive position to mount the protector, and provides the user with more space to mount the protector.
US11011808B2 Energy storage device and method for manufacturing energy storage device
An energy storage device, includes a terminal; an electrode assembly having a body portion and a tab portion projecting from the body portion; and a current collector electrically connecting the terminal and the tab portion with each other. The current collector is configured such that a plate portion and a second plate portion which opposedly face each other are continuously formed with each other with curved portion interposed therebetween, and a thickness of the curved portion is set smaller than a thickness of the first plate portion and a thickness of the second plate portion.
US11011805B2 Electrode
Some examples include an electrode for an electrochemical cell including a plate portion and a tab portion. The plate portion includes a plate body, a perimeter body edge, and an inset area recessed into the plate body from the perimeter body edge. The inset area is defined by an inset edge. The tab portion extends from the plate portion. The tab portion includes a tab body and tab body edge. The inset edge extends between the perimeter body edge and the tab body edge.
US11011804B2 Battery module
Provided is a battery module in which weldability between electrode leads and/or between an electrode lead and a bus bar is improved. The battery module includes: a cell assembly that includes a plurality of secondary batteries stacked in at least one direction, respectively including electrode leads, and electrically connected to each other via a connection between the electrode leads; and at least one bus bar that includes an electrically conductive material and is electrically connected by contacting the electrode leads of the plurality of secondary batteries, wherein at least one of the electrode leads is combined and fixed to at least one of another electrode lead and the at least one bus bar, which are contacted by the at least one of the electrode leads, via a welding spot formed in a tornado shape.
US11011803B2 Connection assembly for a battery pack assembly, the battery pack assembly, and a method of assembling the battery pack assembly
A connection assembly includes a busbar defining a first hole, and a circuit board defining a second hole that aligns with the first hole. A battery pack assembly includes the connection assembly. The connection assembly includes a pin having a first body portion and a second body portion. The first body portion is disposed in the first hole and the second body portion is disposed in the second hole. The first body portion defines a first eyelet to allow the first body portion to flex as the first body portion engages the busbar inside the first hole. The second body portion defines a second eyelet to allow the second body portion to flex as the second body portion engages the circuit board inside the second hole. A method of assembling the battery pack assembly includes a first material molded to the busbar to form a frame attached to the busbar.
US11011796B2 Electrolyte separators including lithium borohydride and composite electrolyte separators of lithium-stuffed garnet and lithium borohydride
Set forth herein are compositions comprising A.(LiBH4).B.(LiX).C.(LiNH2), wherein X is fluorine, bromine, chloride, iodine, or a combination thereof, and wherein 0.1≤A≤3, 0.1≤B≤4, and 0≤C≤9 that are suitable for use as solid electrolyte separators in lithium electrochemical devices. Also set forth herein are methods of making A.(LiBH4).B.(LiX).C.(LiNH2) compositions. Also disclosed herein are electrochemical devices which incorporate A.(LiBH4).B.(LiX).C.(LiNH2) compositions and other materials.
US11011795B2 Barrier for thin film lithium batteries made on flexible substrates and related methods
A thin film solid state battery configured with barrier regions formed on a flexible substrate member and method. The method includes forming a bottom thin film barrier material overlying and directly contacting a surface region of a substrate. A first current collector region can be formed overlying the bottom barrier material and forming a first cathode material overlying the first current collector region. A first electrolyte can be formed overlying the first cathode material, and a second current collector region can be formed overlying the first anode material. The method also includes forming an intermediary thin film barrier material overlying the second current collector region and forming a top thin film barrier material overlying the second electrochemical cell. The solid state battery can comprise the elements described in the method of fabrication.
US11011789B2 Package sealing structure, preparation method thereof and flexible packaging battery
The present application provides a package sealing structure, a preparation method thereof and a flexible packaging battery. In a package peripheral region of the package sealing structure, the insulating heat sealing layers of the two layers of packaging film face each other and are melted into one body to form an insulating fusion layer which seals and bonds the two layers of the packaging film together. The insulating fusion layer is formed with an overflow portion that overflows from the package peripheral region of the package sealing structure to the outer end surfaces of the core metal layers of the two layers of packaging film and covers completely the outer end surfaces of the core metal layer of the two layers of packaging film, so that the outer end surfaces of the core metal layers are insulated from the peripheral environment.
US11011787B2 Hermetic thin film electrochemical cells housed in a ceramic casing and activated with a solid electrolyte
A miniature electrochemical cell having a total volume that is less than 0.5 cc is described. The cell casing is formed by joining two ceramic casing halves together. One or both casing halves are machined from ceramic to provide a recess that is sized and shaped to contain the electrode assembly. The opposite polarity terminals are metal feedthroughs, such as of gold, and are formed by brazing gold into openings machined into one or both ceramic casing halves. The two ceramic casing halves are separated from each other by a metal interlayer, such as of gold, bonded to a thin film metallization adhesion layer, such as of titanium, that contacts an edge periphery of each ceramic casing half. A solid electrolyte (LixPOyNz) is used to activate the electrode assembly.
US11011782B2 Methods for self-heating induced healing of metal dendrites
A method of prolonging service life of an energy storage device such as a lithium-ion battery includes temporarily operating the battery at an elevated current density. Cycling of lithium-ion batteries at regular current densities results in the generation of lithium-metal dendrites at the surface of the anode, particularly in batteries where the anode is lithium metal. The lithium metal dendrites pose a threat to damage other components of the battery, such as separators, as well as causing an electrical short. Operating the battery in bursts at the elevated current density results in self-heating at the anode surface that merges adjacent lithium-metal dendrites and an overall smoothing of the anode surface. This method is also applicable to other alkali-metal-based batteries and chemistries.
US11011776B2 Lithium-ion-conductive ceramic material, lithium-ion-conductive ceramic sintered body, and lithium battery
[OBJECTS]An object of the present invention is to provide a lithium-ion-conductive ceramic material having a target ion conductivity, while suppressing production cost. Another object is to provide a high-performance lithium battery, while suppressing production cost, by virtue of having the lithium-ion-conductive ceramic material.The lithium-ion-conductive ceramic material contains Li, La, and Zr, as well as at least one of Mg and A (wherein A represents at least one element selected from the group consisting of Ca, Sr, and Ba) and which has a garnet-type crystal structure, wherein the elements contained in the ceramic material satisfy the following mole ratio conditions (1) to (3): (1) 1.33≤Li/(La+A)≤3; (2) 0
US11011775B2 Sulfide solid electrolyte material, sulfide glass, solid state lithium battery, and method for producing sulfide solid electrolyte material
A sulfide solid electrolyte material having a high Li ion conductivity is provided. A sulfide solid electrolyte material includes Li, P, I and S, having peaks at 2θ=20.2° and 23.6°, not having peaks at 2θ=21.0° and 28.0° in an X-ray diffraction measurement using a CuKα ray, and having a half width of the peak at 2θ=20.2° of 0.51° or less.
US11011774B2 Lithium-ion secondary battery
There is provided a lithium ion secondary battery having excellent cycle characteristics at a high temperature and comprising lithium nickel composite oxides, in which the Ni content is high, in a positive electrode. The present invention relates to a lithium ion secondary battery having a positive electrode, a negative electrode and an electrolyte solution, wherein the positive electrode comprises a lithium nickel complex oxide denoted by the general formula, LiNixCoyMnzO2, wherein x, y, and z are respectively 0.75≤x≤0.85, 0.05≤y≤0.15, and 0.10≤z≤0.20.
US11011773B2 Devices and methods for reducing battery defects
Solid-state battery structures and methods of manufacturing solid-state batteries are disclosed. More particularly, embodiments relate to solid-state batteries having one or more subdivided electrode layers. Other embodiments are also described and claimed.
US11011767B2 Fuel cell system and method of controlling fuel cell system
In a fuel cell system and a method of controlling the fuel cell system, correlation temperature correlated to temperature of a fuel cell stack is obtained. Further, temperature of a heating unit provided at the bottom of a water storage area of a gas liquid separator is estimated. The presence/absence of water in the gas liquid separator is determined based on the correlation temperature of the fuel cell stack and the temperature of the heating unit.
US11011765B2 Fuel cell based power generator
A fuel cell based power generator includes a fuel cell element, an ambient air path configured to receive ambient air and provide the ambient air across a cathode side of the fuel cell element, receive water from the fuel cell element and provide wet air to the water exchanger element, and a fuel cell cooling mechanism associated with the fuel cell element, separate from the ambient air path and configured to cool the fuel cell element.
US11011764B2 Fuel cell system with a single coolant loop
Embodiments of the present invention provide a single coolant loop (40) that can be used for cooling at least two systems (100, 26) that are generally operable at two different temperatures. Rather than providing two separate cooling loops that can provide the two different cooling temperatures, there is provided a single cooling loop (40) that can route, harness, and mix heated coolant so that the two system can be served by a single loop.
US11011759B2 Redox flow battery
A redox flow battery includes a flow path frame provided with a flow path conveying an electrolyte introduced into a fixing frame having a flow path for introducing and discharging an electrolyte supplied from outside. The flow path frame is provided with an inflow path connected to the flow path of the fixing frame and an outflow path discharging the electrolyte to an impregnation part conveying the electrolyte to a reaction surface of a membrane, thereby preventing leakage of the electrolyte that is caused by a difference between supply pressure and circulation pressure of the electrolyte.
US11011757B2 Separator for fuel cell, fuel cell, and manufacturing method of separator for fuel cell
A separator for a fuel cell, includes: a metal plate; a first electro-conductive resin layer formed on a first surface side of the metal plate; a second electro-conductive resin layer formed on a second surface side of the metal plate opposite to the first surface side; and a flow channel in which the metal plate and the first and second electro-conductive resin layers have a wavy shape in cross section.
US11011756B2 Nanofiber-based bipolar membranes, fabricating methods and applications of same
A bipolar membrane comprising a cation exchange mat of one or more cation exchange polymers, an anion exchange mat of one or more anion exchange polymers, and an internal 3D bipolar interface, disposed between the cation and anion exchange layers, including a mixture of at least one cation exchange polymer and at least one anion exchange polymer, such that an interface of the at least one cation exchange polymer and the at least one anion exchange polymer is the internal 3D bipolar interface that has a large area, and the at least one cation exchange polymer in the 3D bipolar interface is connected to the one or more cation exchange polymers of the cation exchange layer, and the at least one anion exchange polymer in the 3D bipolar interface is connected to the one or more anion exchange polymers of the anion exchange layer.
US11011755B2 Holey graphene framework composites for ultra-high rate energy storage and methods of preparing such composites
A method of forming an electrode material includes: (1) loading an electrochemically active material onto graphene sheets; (2) combining the electrochemically active material-loaded graphene sheets with holey graphene oxide sheets to form a mixture; and (3) treating the mixture under reducing conditions to form a composite including a graphene framework loaded with the electrochemically active material.
US11011751B2 Positive electrode active material for lithium ion secondary battery, manufacturing method thereof, and lithium ion secondary battery
A compound having a layered structure that is used for a positive electrode active material for a lithium ion secondary battery achieves both a high energy density and a high cyclability. The positive electrode active material for a lithium ion secondary battery contains a compound having a layered structure belonging to a space group R-3m, in which the compound having a layered structure is represented by a compositional formula: Li1+aM1O2+α wherein M1 represents a metal element or metal elements other than Li, and contains at least Ni, −0.03≤a≤0.10, and −0.1<α<0.1, a proportion of Ni in M1 is larger than 70 atom %, and a site occupancy of a transition metal or transition metals at a 3a site obtained by structural analysis by a Rietveld method is less than 2%, and a content of residual lithium hydroxide in the positive electrode active material is 1 mass % or less.
US11011748B2 Electroactive materials for metal-ion batteries
This invention relates to particulate electroactive materials comprising a plurality of composite particles, wherein the composite particles comprise: (a) a porous carbon framework including micropores and optional mesopores having a total volume of at least 0.7 cm3/g and up to 2 cm3/g, wherein at least half of the total micropore and mesopore volume is in the form of pores having a diameter of no more than 1.5 nm; and (b) silicon located within the micropores and optional mesopores of the porous carbon framework in a defined amount relative to the total volume of the micropores and optional mesopores.
US11011746B2 Composite cathode active material for lithium battery, cathode for lithium battery including the same, and lithium battery including the cathode
A composite cathode active material for a lithium battery including: a lithium composite oxide; and a coating layer including a metal oxide and a lithium fluoride, (LiF) wherein the coating layer is disposed on at least a portion of a surface of the lithium composite oxide.
US11011740B2 Positive electrode material, positive electrode, battery, battery pack, electronic device, electric vehicle, electric storage device, and electric power system
A battery includes a positive electrode, a negative electrode, and an electrolyte. The positive electrode includes LixAl2(OH)7-y.zH2O where 0.9
US11011736B2 Vent housing for advanced batteries
A system includes a vent housing configured to be installed on a lower housing of a battery module at a first side of the vent housing. The vent housing has a main body having an opening on a second side of the vent housing and an internal chamber coupled to the opening. The internal chamber includes a first wall having an internal burst vent configured to open at a first pressure threshold and a second wall having a ventilation vent comprising a gas-selective permeability layer.
US11011735B2 Method and apparatus for producing flexible OLED device
In a flexible OLED device production method, after an intermediate region and flexible substrate region of a plastic film of a multilayer stack are divided, the interface between the flexible substrate region and glass base is irradiated with laser light. The multilayer stack is separated into first and second portions while the multilayer stack is kept in contact with the stage. The first portion includes a plurality of OLED devices in contact with the stage. The OLED devices include a plurality of functional layer regions and the flexible substrate region. The second portion includes the glass base and intermediate region. The laser light is formed from a plurality of arranged laser light sources and irradiation intensity for at least part of the interface between the intermediate region and the glass base is lower than the irradiation intensity for the interface between the flexible substrate region and the glass base.
US11011734B2 Manufacturing method for flexible display panel and flexible display device
A flexible display panel and a method for manufacturing the same, and a flexible display device and a method for manufacturing the same are provided. The method for manufacturing a flexible display panel according to the disclosure includes: forming an adhesion-variable back film on a non-light-exiting surface of a flexible display substrate; cutting the adhesion-variable back film along a boundary of a to-be-removed region; removing the adhesion-variable back film in the to-be-removed region; and increasing adhesion of the adhesion-variable back film to obtain the flexible display panel.
US11011720B2 Semiconductor nanocrystal particles, production methods thereof, and devices including the same
A quantum dot including a core including a first semiconductor nanocrystal including zinc, tellurium, and selenium and a semiconductor nanocrystal shell disposed on the core and including zinc, tellurium, selenium, and sulfur, a production method thereof, and an electronic device including the same. The quantum dot is free of cadmium, the quantum dot has a mole ratio of tellurium with respect to selenium of less than or equal to about 0.06:1, a photoluminescence peak wavelength of the quantum dot is greater than or equal to about 450 nm and less than or equal to about 470 nanometers (nm), and a full width at half maximum (FWHM) of a photoluminescence peak of the quantum dot is less than or equal to about 41 nm.
US11011717B2 Photodetectors and photovoltaic devices
Embodiments of the present disclosure describe a photodetector and/or photovoltaic device comprising a semiconducting substrate and a solution including at least GQD and PEDOT:PSS, the solution deposited as a layer on the semiconducting substrate. Embodiments of the present disclosure further describe a method of fabricating a photodetector and/or photovoltaic device comprising contacting an amount of GQD with PEDOT:PSS sufficient to form a solution; and depositing the solution as a layer on a semiconducting substrate.
US11011713B2 Display module and electronic apparatus
The present disclosure provides a display module and an electronic apparatus. The display module includes: a flexible substrate having: a first surface configured to form a displaying structure, and a second surface opposite to the first surface; and a protective part located on the second surface and having a supporting portion. The flexible substrate includes: a substrate body having a first subsurface which is a portion of the second surface corresponding to the substrate body; and a bent portion located at at least one side of the substrate body, bent towards the first subsurface of the substrate body, and having a second subsurface which is a portion of the second surface corresponding to the bent portion. The second subsurface is supported by the supporting portion such that a radius of curvature of the bent portion : is not less than a minimal radius of curvature which the flexible substrate is capable of withstanding.
US11011701B2 Switching device formed from correlated electron material
Subject matter disclosed herein may relate to fabrication of a correlated electron material (CEM) switch. In embodiments, processes are described in which conductive traces may be formed on or over an insulating material. Responsive to forming voids in the insulating material, localized portions of the conductive traces in contact with the voids may be exposed to gaseous oxidizing agents, which may convert the localized portions of the conductive traces to a CEM. In embodiments, an electrode material may be deposited within the voids to contact the localized portion of conductive trace converted to the CEM.
US11011697B2 Faceted sidewall magnetic tunnel junction structure
A magnetic tunnel junction (MTJ) structure having faceted sidewalls is formed on a conductive landing pad that is present on a surface of an electrically conductive structure embedded in a dielectric material layer. No metal ions are re-sputtered onto the sidewalls of the MTJ structure during the patterning of the MTJ material stack that provides the MTJ structure. The absence of re-sputtered metal on the MTJ structure sidewalls reduces the risk of shorts.
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