Document Document Title
US11337350B2 Changeover operation configuration device, and changeover operation configuration method
A changeover operation configuration device for use in a component mounting line including a registration section configured to register information of at least one of line layout information related to an arrangement of the component mounting line, work area layout information related to an arrangement of a work area at which the changeover operation is to be performed, and personnel quantity information of a quantity of operators who are to perform the changeover operation; an aggregation section configured to select the component type for which to perform changeover operation from the multiple component types, aggregate the component types to a restricted quantity of the component supply devices and designate the component supply devices as work targets; and a setting section configured to set an arrangement position of the component supply devices that are the work targets based on the at least one of the registered information.
US11337348B2 Component feeding device and method
A component feeding device includes a cover tape lifting portion that carries out a lifting process of lifting a cover tape of a component storage tape, which travels along first guide surface portions, and a cover tape post-processing portion that carries out post-processing. The first guide surface portions are formed into curved shapes. The cover tape lifting portion includes a lifting extent adjusting portion that continuously increases an extent of lifting of the cover tape off a carrier tape. The cover tape post-processing portion includes an upper regulating portion that pushes the cover tape having been subjected to the lifting process outward in a tape width direction. The gap between the first guide surface portions and the upper regulating portion is determined such that the gap becomes narrower as the gap extends from the upstream side to the downstream side in the tape send-off direction.
US11337347B2 System for transferring micro LED
A system for transferring a micro LED includes a micro LED dropped into a solution. The system further includes a micro LED grip body immersed in the solution, the micro LED grip body including a porous member having pores, and gripping the micro LED with a grip surface where the pores are provided. An upper surface of the porous member is configured with a seating recess having a guide inclined portion on which the micro LED is mounted and a shielding portion provided around the seating recess.
US11337346B2 Electronic component module and manufacturing method thereof
An electronic device module includes a first substrate, at least one electronic device mounted on a lower surface of the first substrate, a second substrate mounted on a lower surface of the first substrate to electrically connect the first substrate to an external source of power, a connecting conductor bonded to a lower surface of the second substrate, and a sealing portion sealing the electronic device, the second substrate, and the connecting conductor, wherein a mounting height of the second substrate is configured to be lower than a mounting height of the electronic device.
US11337337B2 Dissipating device
A dissipating device applied to an electronic device and configured to absorb the heat source generated by the electronic device. A thermal conductive fluid is filled in the dissipating device of the present disclosure. The thermal conductive fluid is a mixture of two immiscible fluid mediums. When the thermal conductive fluid contacts the heat source of the electronic device, the thermal conductive fluid will continuously undergo a phase transition cycle to speed up the heat dissipation effect of the dissipating device on the electronic device and achieve an excellent heat dissipation effect.
US11337329B2 Single-blade air damper for rack-mounted chassis
The front of a rack-mounted 2 RU (Rack Unit) chassis includes bays that receive replaceable components, such as storage drives. Two rear slots of such chassis each receive hot-swappable 1 RU servers that couple to a midplane of the chassis. When a server is removed from its slot while the server in the other slot remains operational, the airflow output of the operational server escapes via the empty slot rather than cooling the components in the front-facing bays. Embodiments provide a single-blade air damper that blocks airflow via an empty chassis slot. The single-blade air damper is connected to spring assemblies on both chassis sidewalls. The spring assemblies are maintained in unstable states when servers are installed in both slots of the chassis. Upon a server being removed from a slot, the spring assemblies transition to stable states that position the single-blade air damper to block airflow via the empty slot.
US11337327B2 High frequency BGA connector
A connector for surface mounting with a solder reflow process with closely-spaced solder masses on mounting ends of reference contacts. The solder masses on the reference contacts may fuse for enhanced shielding. The mounting ends of signal and reference contacts may be positioned in rows, configured such that the solder masses of the reference contacts may shield solder masses attached to signal contacts in adjacent rows. The mounting ends of the signal contacts may be disposed in pockets in a surface of the connector housing. In some embodiments, solder balls may be fused to an edge of the signal contact, with the length of the edge extending beyond locations at which the solder ball is fused to. The edge may extend through a wall of the pocket, so as to set a desired impedance in the mounting region of the connector.
US11337325B2 Movable PCIe module and server chassis system
Described herein is a server that includes a server chassis having a front window for providing access to an interior receptacle of the server chassis. A docking station is located in the interior receptacle. The server also includes a PCIe module coupled to the docking station by a coupling element. The PCIe module protrudes externally from the interior receptacle through the front window in the docked position. The PCIe module can be moved to a plurality of undocked positions while remaining coupled to the docking station.
US11337324B2 Manufacturing method of housing
A manufacturing method of a housing includes the following steps: an object providing step, a shaping step, a cooling step, a tempering step and a stamping step. In the object providing step, a semi-finished object is provided. In the shaping step, the semi-finished object is heat shaped to form a plate. In the cooling step, the plate after heat shaping is cooled. In the tempering step, the plate after cooling is tempered at a low-temperature. In the stamping step, the plate after tempering at the low-temperature is stamped at a normal temperature to form a housing.
US11337319B2 Latch structure and device with the same
A latch structure includes a moving member, a nut and a screw. The moving member includes a base plate, a receiving portion and a limiting portion. The receiving portion has a first end portion and a second end portion. The first end portion is connected to the base plate. The limiting portion is disposed at the second end portion of the receiving portion. The nut is fixed into the receiving portion and positioned proximate to the first end portion. The screw is received in the receiving portion and confined to between the limiting portion and the nut.
US11337317B2 Server device
The invention provides a server device. The server device includes a casing, an electronic assembly, and a heat dissipation assembly. The casing includes a housing and a partition. The partition is disposed in the housing and forms an accommodation space and a heat dissipation space in the housing that are not communicated with each other. The housing has a plurality of first vent holes communicated with the heat dissipation space. The electronic assembly is located in the accommodation space. The heat dissipation assembly includes a heat dissipation component and a heat pipe. The heat dissipation component is located in the heat dissipation space. The heat pipe includes a heat absorption portion and a condensation portion connected to each other. The heat pipe is disposed through the partition, the heat absorption portion is thermally coupled to the electronic assembly, and the condensation portion is coupled to the heat dissipation component.
US11337314B2 Surface treated copper foil, copper clad laminate, and printed circuit board
A surface treated copper foil 1 includes a copper foil 2, and a first surface treatment layer 3 formed on one surface of the copper foil 2. The first surface treatment layer 3 of the surface treated copper foil 1 has a root mean square gradient of roughness curve elements RΔq according to JIS B0601:2013 of 5 to 28°. A copper clad laminate 10 includes the surface treated copper foil 1 and an insulating substrate 11 adhered to the first surface treatment layer 3 of the surface treated copper foil 1.
US11337312B2 Systems and methods for bonding electronic components on substrates with rough surfaces
Systems and methods for bonding an electronic component to substrate with a rough surface. The method comprising: disposing an insulating adhesive on the substrate; applying heat and pressure to the insulating adhesive to cause the adhesive to flow into at least one opening formed in the substrate; curing the insulating adhesive to form a pad that is at least partially embedded in the substrate and comprises a planar smooth surface that is exposed; disposing at least one trace on the planar smooth surface of the pad; depositing an anisotropic conductive material on the pad so as to at least cover the at least one trace; placing the electronic component on the pad so that an electrical coupling is formed between the electronic component and the at least one trace; and bonding the electronic component to the substrate by curing the anisotropic conductive material.
US11337311B2 Aircraft window with variable power density heater film
A transparency includes a substrate having a first surface, an opposing second surface, and a peripheral edge extending therebetween. The transparency also includes a conductive coating covering a portion of the first surface. The conductive coating includes a first region having a first power density and a second region having a second power density different from the first power density.
US11337309B2 Methods of manufacturing printed wire boards
Disclosed herein is a method of forming vias in electrical laminates comprising laminating a sheet having a layer comprising a crosslinkable polymer composition to a substrate wherein the crosslinkable polymer composition has a viscosity at lamination temperatures in the range of 200 Pa-s to 100,000 Pa-s, forming at least one via in the crosslinkable polymer layer by laser ablation; and after the forming of the at least one via, thermally curing the crosslinkable polymer layer. According to certain embodiments the cross linkable polymer composition has a viscosity at lamination temperature of at least 5000 Pa-s. This method yields good lamination results, good via profiles, and good desmear results when such compositions are used and the via is laser ablated before cure.
US11337308B2 Display panel and display apparatus
A display panel and a display apparatus containing the display panel are disclosed. The display panel includes a substrate, a circuit structure, and a first bonding adhesive. The substrate has a first bonding area. The circuit structure has a second bonding area that opposingly faces the first bonding area. The first bonding adhesive is arranged between, and configured to contact the first bonding area and the second bonding area. At least one of the first bonding area or the second bonding area comprises at least one first indentation. The first bonding adhesive at least partially fills one or more of the at least one first indentation.
US11337307B2 Light-emitting device, and method for manufacturing light-emitting device
To provide a highly reliable lighting-emitting device that hardly causes defects in case a wiring board is bent, while realizing high brightness by increasing a mounting density of surface-mounted LEDs on a wiring board that is rounded into a truncated cone shape or a cylinder shape, the light-emitting device comprises: the wiring board, a plurality of sets of pads arranged in a line along a circumferential direction of the wiring board, and a plurality of surface-mounted LEDs respectively fixed to the pads. The device satisfies y≤−1.04x+1.80, where (L) is a length of the circumference of the wiring board with the pads, (y) (y=s/L) is a ratio of a total sum (s) of the lengths in the circumferential direction of the pads relative to the circumferential length (L), and (x) is a curvature of the wiring board where the pads are arranged.
US11337305B1 Printed circuit board and insulating film used therein
A printed circuit board includes: an insulating layer including an insulating resin and first fillers dispersed in the insulating resin; and a wiring layer disposed on the insulating layer. The first filler includes a core, and a shell coated on a surface of the core, and the shell has a dielectric constant higher than that of the core.
US11337304B2 Stretchable wiring board and method for manufacturing stretchable wiring board
A stretchable wiring board includes: a first stretchable substrate; an overcoat layer; and a conductor layer interposed at least partly between the first stretchable substrate and the overcoat layer. The conductor layer includes a wiring portion covered with the overcoat layer and a connection portion that has a surface exposed from the overcoat layer. The exposed surface of the connection portion is flush with a top surface of the overcoat layer.
US11337294B2 Systems and methods for forming and maintaining a high performance FRC
A high performance field reversed configuration (FRC) system includes a central confinement vessel, two diametrically opposed reversed-field-theta-pinch formation sections coupled to the vessel, and two divertor chambers coupled to the formation sections. A magnetic system includes quasi-dc coils axially positioned along the FRC system components, quasi-dc mirror coils between the confinement chamber and the formation sections, and mirror plugs between the formation sections and the divertors. The formation sections include modular pulsed power formation systems enabling static and dynamic formation and acceleration of the FRCs. The FRC system further includes neutral atom beam injectors, pellet or CT injectors, gettering systems, axial plasma guns and flux surface biasing electrodes. The beam injectors are preferably angled toward the midplane of the chamber. In operation, FRC plasma parameters including plasma thermal energy, total particle numbers, radius and trapped magnetic flux, are sustainable at or about a constant value without decay during neutral beam injection.
US11337293B2 Extreme ultraviolet light generation system and electronic device manufacturing method
An extreme ultraviolet light generation system includes: a chamber; a target generation unit; a laser system configured to output a first pre-pulse laser beam, a second pre-pulse laser beam, and a main pulse laser beam so that fluence of the first pre-pulse laser beam is 1.5 J/cm2 to 16 J/cm2 inclusive at a position where a target is irradiated with the first pre-pulse laser beam; and a control unit configured to control the laser system so that a first delay time from a timing of irradiation of the target with the first pre-pulse laser beam to a timing of irradiation with the second pre-pulse laser beam and a second delay time from the timing of irradiation of the target with the second pre-pulse laser beam to a timing of irradiation with the main pulse laser beam have a following relation: the first delay time
US11337290B2 Controlling a wireless access point of a building
A method for controlling at least one wireless network access point in a building may include detecting whether a wireless communication device is connected to at least one wireless network access point and/or whether a person is present using a group of presence detectors. An illumination system may include at least one wireless network point and/or the group of presence detectors. An activated network access point may remain activated when the wireless network access point is connected to a wireless communication device and/or when a person is present. A network access point may be automatically deactivated when the wireless network access point is not connected to a wireless communication device and/or when a person is not present. A deactivated network access point may be automatically reactivated when the wireless network access point is connected to a wireless communication device and/or when a person is present. Combinations thereof are also possible.
US11337289B2 System and method for controlling output of a dynamic lighting scene by a group of lighting units
A system for controlling output of a dynamic lighting scene by a first and a second lighting unit within a common lighting area, the system comprising: at least one memory store module for storing a data code sequence representing pre-defined lighting characteristics associated with a plurality of sequential steps of the dynamic lighting scene; at least one processor module configured for processing the data code sequence to determine from the data code sequence the lighting characteristics associated with the plurality of steps; and each of said first and second lighting units comprising an illumination module configured for outputting the lighting characteristics associated with the plurality of steps of the dynamic lighting scene as determined by the at least one processor module, and wherein, the illumination modules of the first and second lighting units are configured for outputting the lighting characteristics of the plurality of steps of the dynamic lighting scene in a substantially non-synchronous manner.
US11337287B2 Control device having buttons with multiple-level backlighting
A control device may have a plurality of buttons that may be backlit to multiple levels, such as first, second, and third adjacent buttons positioned in order, and first, second, and third LEDs positioned to illuminate a respective button. The control device may be configured to illuminate the first LED to a first LED illumination intensity to illuminate the respective button to a first surface illumination intensity; illuminate the third LED to a second LED illumination intensity to illuminate the respective button to a second surface illumination intensity; and illuminate the second LED to a third LED illumination intensity to illuminate the respective button to the second surface illumination intensity. The third LED illumination intensity may be less than the second LED illumination intensity, which may be less than the first LED illumination intensity, and the second surface illumination intensity may be less than the first surface illumination intensity.
US11337285B2 OLED driving system and OLED driving method
An OLED driving system and an OLED driving method according to the present invention include: storing usage information representing an accumulated actual usage time of an OLED lighting device with respect to each of a plurality of electric current ranges different from one another in a usage information storage part; updating the accumulated actual usage time by adding an actual usage time of the OLED lighting device to the accumulated actual usage time stored in the usage information storage part and represented as the usage information with respect to a specific electric current range corresponding to an electric current value of an electric power output to the OLED lighting device; and storing the updated accumulated actual usage time.
US11337282B2 Lifetime color stabilization of color-shifting artificial light sources
A system includes two or more phosphor-containing white LEDs (or other color-shifting artificial light sources) selected so that their combined color shift over at least 8,000 hours (e.g., at least 10,000 hours, at least 20,000 hours, at least 30,000 hours, at least 40,000 hours, up to 200,000 hours, up to 100,000 hours, up to 80,000 hours) of operation is less than at least one of the LED's (or the other color-shifting artificial light source's) color shift over that time. Here, the combined color shift (Δ′v′) over the at least 8,000 hours (e.g., at least 10,000 hours, at least 20,000 hours, at least 30,000 hours, at least 40,000 hours, up to 200,000 hours, up to 100,000 hours, up to 80,000 hours) of operation can be less than 0.007 (e.g., 0.006 or less, 0.005 or less, 0.004 or less, 0.003 or less, 0.002 or less, 0.001 or less, 0.0005 or less).
US11337279B2 Method for sensing container using resonant current
A method for sensing a container includes: charging an induction heating circuit; sensing a current applied to the induction heating circuit, converting a current value of the current into a first voltage value; comparing the first voltage value with a resonance reference value; generating a resonance of the current; sensing a resonant current generated in the induction heating circuit; converting the resonant current into a second voltage value; comparing the second voltage value with a count reference value; generating one or more output pulses; comparing a count of the one or more output pulses with a reference count, or comparing an on-duty time of the one or more output pulses with a reference time; and based on (i) the comparison of the count with the reference count or (ii) the comparison of the on-duty time with the reference time, determining whether an object is present on a working coil.
US11337277B2 Circular lamp arrays
Embodiments disclosed herein relate to circular lamp arrays for use in a semiconductor processing chamber. Circular lamp arrays utilizing one or more torroidal lamps disposed in a reflective trough and arranged in a concentric circular pattern may provide for improved rapid thermal processing. The reflective troughs, which may house the torroidal lamps, may be disposed at various angles relative to a surface of a substrate being processed.
US11337274B2 Method, apparatus and device for controlling dual-mode communication, and computer readable storage medium
Provided are method, apparatus and device for controlling dual-mode communication, and non-transitory computer readable storage medium. The method applied to a first communication node includes: establishing a communication connection with at least one target communication node in a target communication network through a wired communication protocol, to obtain a wired communication data packet; extracting wireless communication configuration information pre-stored in the wired communication data packet; and configuring a wireless communication port based on the wireless communication configuration information.
US11337273B2 User apparatus and base station
A user apparatus in a radio communication system including a base station and the user apparatus includes: a receiver unit configured to receive, from the base station, first designation information for designating a resource group including a plurality of resources each including a bandwidth of a predetermined number of resource blocks and second designation information for designating allocation resources in the resource group; and a communication unit configured to perform data communication using the allocation resources designated by the second designation information in the resource group designated by the first designation information.
US11337271B2 Apparatus and method for providing communication based on device-to-device relay service in mobile communication system
A communication system is disclosed in which a ProSe Relay UE allows a remote UE to connect to a base station and core network through the Relay UE. The base station broadcasts that it is capable of supporting ProSe Relay UEs. UEs that are in poor coverage areas can identify that the base station supports ProSe Relaying and can search for a relay UE with which to connect prior to trying to establish a direct connection with the base station. The Relay UE and the base station maintain context information for the relayed UE so that messages can be properly routed through the network and through the Relay UE.
US11337267B2 Apparatuses and methods for 5G session management (5GSM) procedure enhancement
A method, executed by a User Equipment (UE) communicatively connected to a mobile communication network, is provided. The method may include the following steps: receiving a first 5G Session Management (5GSM) message including one mapped Evolved Packet System (EPS) bearer context for an inter-system change from the mobile communication network; determining whether the mapped EPS bearer context has invalid or missing parameters; and sending a second 5GSM message to the mobile communication network to delete the mapped EPS bearer context in response to the mapped EPS bearer context has one or more invalid or missing parameters.
US11337266B2 Multi-transmission and reception point (TRP) link failure procedures
Certain aspects of the present disclosure provide techniques for performing radio link monitoring (RLM) and radio link failure procedures in multiple-TRP (mTRP) communications, wherein the first TRP is part of a first cell group comprising the first TRP and one or more additional TRPs. The techniques include a method of wireless communication by a user equipment (UE), comprising establishing a plurality of radio links between the UE and a first transmission reception point (TRP) and a second TRP, determining an RLM resource of a first radio link of the plurality of radio links, monitoring the first radio link according to the determined RLM resource, detecting an RLF of the first radio link, determining that the first TRP is associated with the RLF of the first radio link based on the RLM resource of the first radio link, and transmitting an RLF notification indicating the RLF of the first radio link.
US11337264B2 Communication method and communications apparatus
This application provides a communication method and a communications apparatus. The method includes: receiving, by a terminal device, control information sent by a first network device, where the control information is used to indicate information about a second network device, the second network device and the first network device use different radio access technologies, the terminal device camps on a cell of the first network device, and a cell of the second network device does not support camping of the terminal device or does not support initial access of the terminal device; and displaying, by the terminal device, a first sign based on the control information, where the first sign is a sign corresponding to a radio access technology used by the second network device.
US11337262B2 Predictive bearers in a wireless communication network
A method of establishing bearers for a device in a wireless communication network, including collecting for the device data over a period of time from communication sessions the device participates in, at least some of the communication sessions being supported by a default bearer and a dedicated bearer; calculating from the collected data a likelihood a dedicated bearer will be established for the device at one or more different times values, and predicting the dedicated bearer will be established for the device at a time value if the likelihood of establishment at that time value exceeds a specified threshold; and initiating establishment of the dedicated bearer to establish the dedicated bearer for the predicted time value.
US11337260B2 5G radio management based on thermal, battery, or transmit power considerations
A user equipment (UE) can determine that a thermal condition or a battery condition is satisfied with regard to the UE, wherein the UE is associated with a 4G/Long Term Evolution (4G/LTE) connection and a 5G/New Radio (5G/NR) connection; determine whether the 5G/NR connection is to be activated or deactivated based on the thermal condition or the battery condition; transmit a tracking area update request based on determining that the thermal condition or the battery condition is satisfied; transmit capability information, wherein, when the 5G/NR connection is to be activated, the capability information indicates a 5G/NR capability of the UE, and wherein, when the 5G/NR connection is to be deactivated, the capability information does not indicate the 5G/NR capability of the UE; and deactivate or activate a 5G/NR modem of the UE based on determining that the thermal condition or the battery condition is satisfied.
US11337251B2 Terminal apparatus, base station apparatus, and communication method
There is provided a terminal apparatus to transmit a first random access preamble using a first precoding, monitor a random access response corresponding to the first random access preamble, increment a value of a counter in a case that a reception of the random access response is not successful, and transmit a second random access preamble using a second precoding, if the value of the counter does not reach a predetermined value in a case that the value of the counter is incremented.
US11337246B2 Techniques for configuring preamble and overhead signals for transmissions in an unlicensed radio frequency spectrum band
Techniques are described for wireless communication. A first method includes transmitting a first signal to indicate accessing a first channel in a radio frequency spectrum band, and transmitting information with the first signal in the radio frequency spectrum band. A second method includes winning contention to access a radio frequency spectrum band, and after the winning contention to access the radio frequency spectrum band, transmitting a first signal to align a starting point of a second signal with a reference boundary associated with the radio frequency spectrum band. A third method includes winning contention to access a radio frequency spectrum band during a first frame period, the first frame selected from a plurality of different frame periods, and transmitting a signal at a periodicity during one or more subframes of the first frame period for each of the plurality of different frame periods.
US11337245B2 TDD reconfiguration with consideration of DTX/DRX
Methods, systems, and devices are described for discontinuous transmission and/or discontinuous reception in time division duplex (TDD) systems that may have data transmission formats dynamically reconfigured. An initial uplink-downlink (UL-DL) configuration for TDD communication between an eNB and user equipment (UE) may be established. This initial UL-DL configuration may be reconfigured to a different UL-DL configuration for one or more UEs in communication with the eNB. When a UE switches to discontinuous reception (DRX) mode, it may monitor control information from the eNB during DRX on periods, a frequency of the DRX on periods based on a reference UL-DL configuration irrespective of any reconfiguration of UL-DL configuration for a particular UE. In some aspects, a UE that is operating in a UL-DL reconfiguration mode may, upon entering DRX mode, autonomously discontinue operating in the UL-DL reconfiguration mode.
US11337242B2 Base station, terminal and communication method
A signal assignment unit (105) assigns a downlink control signal including resource assignment information of a PDSCH to a downlink resource. A specification unit (108) specifies a PUCCH resource using an offset value set to either a first PRB set or a second PRB set when the downlink control signal is disposed to spread over the first PRB set and the second PRB set. A signal separation unit (109) separates an ACK/NACK signal included in the specified PUCCH resource from a received signal from a terminal to which the downlink control signal has been transmitted.
US11337240B2 Communication network apparatus for uplink scheduling
An apparatus to be used in a UE in a mobile communication network to communicate with a base station, includes a memory configured to store a RRC message, and processing circuitry configured to decode the RRC message to obtain BWP configuration information and mapping information, identify one or more UL BWPs and one or more DL BWPs within a carrier bandwidth per Serving Cell based on the BWP configuration information, identify one or more SR configurations which a LCH is mapped to for the UL BWPs based on the mapping information, the LCH being mapped to none or one SR configuration for each of the UL BWPs, identify activation of a UL BWP of the UL BWPs, and encode an SR on a PUCCH based on a SR configuration for the UL BWP.
US11337239B2 Method and apparatus for selecting carrier
Provided are a method for a user equipment (UE) to transmit a medium access control protocol data unit (MAC PDU) in a wireless communication system, and an apparatus supporting the same. The method may include: receiving information on priorities of semi persistent scheduling (SPS) configurations, from a base station; selecting a first carrier among the multiple carriers, based on the information on priorities of the SPS configurations; allocating a resource of the selected first carrier to a logical channel with the highest priority; and transmitting the MAC PDU, by using the resource of the selected first carrier.
US11337238B2 Terminal apparatus and communication method
The present invention is provided with: a radio resource control layer processing unit (16) configured to configure the number of PDCCH candidates configured in a dedicated control resource set, based on RRC signaling; a receiver (10) configured to monitor the multiple PDCCH candidates in the dedicated control resource set; and a decoding unit configured to decode the PDCCH candidates. a first number of the PDCCH candidates are monitored in the dedicated control resource set in a time period in which a common control resource set is not configured, a second number of the PDCCH candidates are monitored in the dedicated control resource set in a time period in which the common control resource set is configured, and a third number of the PDCCH candidates are monitored in the common control resource set. The sum of the second number and the third number is equal to the first number.
US11337237B2 Methods and devices for transmitting/receiving scheduling commands
The present disclosure provides a method (200) in an access device for transmitting scheduling commands. The method (200) includes: transmitting (210) a scheduling command for scheduling a downlink data transmission in a first subframe where the downlink data transmission occurs; and transmitting (220) a replica of the scheduling command in each of one or more further subframes different from the first subframe.
US11337235B2 Signal transmission method and communications apparatus
This application provides a signal transmission method and a communications apparatus. The method includes: receiving, by a terminal device, configuration information, where the configuration information is used to configure the terminal device to transmit M signals in a first time unit, the terminal device has N antenna panels, M is an integer greater than or equal to 1, and N is an integer greater than or equal to 2; and transmitting, by the terminal device, at least one of the M signals based on first information by using at least one of the N antenna panels. According to embodiments of this application, the terminal device can select a panel based on the first information and select a signal that needs to be transmitted.
US11337234B2 Facilitating frequency selective scheduling in advanced networks
Facilitating frequency selective scheduling in advanced networks (e.g., 4G, 5G, and beyond) with multiple transmission points is provided herein. Operations of a system can comprise facilitating an activation of a frequency selective scheduling based on identification of control channel elements used for a downlink control channel. The operations also can comprise instructing a user equipment device to report a subband channel quality indicator and a subband precoding matrix index based on a result of an evaluation of a metric determined based on channel conditions. Further, the operations can comprise scheduling the user equipment device with a subband based on the subband channel quality indicator and the subband precoding matrix index reported by the user equipment device.
US11337232B2 Method and device in wireless communication
The present disclosure provides a method and a device in wireless communication. In one embodiment, the UE first receives a first signaling, then receives a second signaling, and finally receives a first radio signal on target time-frequency resources; wherein the target time-frequency resources comprise time-frequency resources among second time-frequency resources other than first time-frequency resources, and the second signaling is used for determining whether the target time-frequency resources comprise the first time-frequency resources and the second time-frequency resources. The present disclosure makes effective use of the remaining time-frequency resources that transmit control information in a time interval less than 1 millisecond, thus improving resource utilization.
US11337231B2 Control of scheduling duty cycle
Wireless communications systems and methods related to communicating in a communication medium are provided. A base station (BS) receives from a user equipment (UE), feedback information of the UE. The BS determines a schedule for the UE. The schedule includes a scheduling duty cycle based on the feedback information of the UE. The BS communicates with the UE, a communication signal based on the schedule.
US11337230B2 Method and device in UE and base station used for wireless communication
A method for wireless communication, and a UE and a base station implementing the method are provided. The UE receives a first signaling and a second signaling, and then operates a first radio signal. Herein, the first signaling comprises a first field, and the second signaling comprises a second field. The second signaling comprises first-type scheduling information of the first radio signal. The first field of the first signaling and the second field of the second signaling are jointly used for determining whether the first radio signal is related to the first signaling. The operating action is receiving, or the operating action is transmitting. When the UE is scheduled to transmit or measure a plurality of reference signals, the above method can be employed to avoid possible misunderstanding or confusion resulted from citation of one reference signal.
US11337226B2 Method and apparatus of receive beam management at terminal
A user equipment, a method, and computer-readable media. The UE, which includes a transceiver with a plurality of antenna panels, is configured to determine a link quality of a serving antenna panel. If the link quality of the serving panel is below a quality threshold, resources are allocated from the serving antenna panel to another antenna panel during a sweeping period to identify one or more beams of a target antenna panel for resuming communications. Measurements for a set of beams of the other antenna panel are obtained, during the sweeping period, with the allocated resources. The other antenna panel can be determined to be the target antenna panel based on the obtained measurements. The UE can switch from the serving antenna panel to the target antenna panel, select the one or more beams based on the obtained measurements, and resume the communications on the selected one or more beams.
US11337224B2 Electronic device, method and computer readable storage medium for re-allocation of wireless communication resources
The present application provides an electronic device, method, and computer readable storage medium for wireless communication. The electronic device comprises a processing circuit, the processing circuit being configured to: determine a distribution state of nodes in a management region of a spectrum management device; on the basis of the distribution state, obtain a distribution model showing cumulative interference received by a specific node of said nodes from other nodes of said nodes; and on the basis of the distribution model and a maximum allowable interference for the specific node, determine an exclusive region for the specific node, wherein the exclusive region is represented by the number of nodes in the exclusive region.
US11337221B2 Channel transmission method, terminal and network device
A channel transmission method, a terminal and a network device are disclosed. The method includes: acquiring target transmission configuration indicator (TCI) state information of a control resource set with an identity value of 0 (CORESET0); receiving a physical downlink channel according to the target TCI state information when a preset condition is met; wherein the physical downlink channel includes at least one of: a physical downlink control channel (PDCCH) and a physical downlink shared channel (PDSCH).
US11337217B2 Method, device and system for controlling air interface resource
Embodiments of the present application provide a method, device and system for controlling an air interface resource and relates to the field of communications, which improves air interface resource utilization. The method includes: when a core network device or user equipment detects that service data is not transmitted over a communication channel between the two devices by using an air interface resource, switching a first frequency of sending a hello packet to a peer device to a second frequency, and sending a frequency switching message to instruct the peer device also to switch the first frequency of sending a hello packet to the second frequency, so that when the hello packet is not detected within a packet detection period, an access network device releases an air interface resource occupied by a first communication channel.
US11337215B2 Apparatus and method for preventing interference with wireless communication
An electronic device and method of operating an electronic device are provided. The method includes receiving a wireless charging request from an external electronic device while wireless communication with the external electronic device is performed through a communication circuit of the electronic device, identifying a second frequency, based on a first frequency being used by the wireless communication circuit for the wireless communication, in response to the wireless charging request, and transmitting wireless power to the external electronic device, based on the identified second frequency through a wireless charging circuit of the electronic device while wireless communication with the external electronic device is performed.
US11337212B2 Communication apparatus, communication method, and recording medium
[Object] To provide a mechanism that enables flexible design in relation to communication timing.[Solution] A communication apparatus including: a communication control unit that controls transmission of any one of a first channel that is transmitted in a first direction and a second channel that is transmitted in a second direction that faces the first direction and corresponds to the first channel and reception of the other one of the first channel and the second channel; and a setting unit that sets a control mode of the communication control unit to a first mode or a second mode. The communication control unit transmits and receives the first channel and the second channel in different sub frames in the first mode and transmits and receives the first channel and the second channel in a same sub frame in the second mode.
US11337210B2 Flexible multiplexing of users with difference requirements in a 5G frame structure
A communications device configured to communicate in a wireless system having a wireless access interface providing communications resources arranged in time divided units of a host radio access technology, RAT, frequency bandwidth, the time divided units and the host RAT interface frequency bandwidth being arranged into one or more virtual RAT interfaces. The communications device configured to receive the signals transmitted via one of the virtual RAT interfaces in accordance with different communications parameters from the host RAT interface providing different characteristics for communicating data represented by the signals with respect to a characteristic of signals transmitted according to communications parameters in the communications resources of the host RAT interface.
US11337208B2 Method and apparatus for transmitting physical downlink control channel in wireless communication system
Methods and apparatuses are provided for a wireless communication system in which configuration information on a search space for monitoring a physical downlink control channel (PDCCH) is received from a base station. The configuration information includes information on a plurality of control resource sets (CORESETs) for the PDCCH. A PDCCH candidate set is identified for each of the plurality of CORESETs, based on the configuration information and an offset. The offset is used to adjust an index of a control channel element (CCE) in each PDCCH candidate set. The search space is determined based on the identified PDCCH candidate set for each of the plurality of CORESETs. The PDCCH is monitored based on the determined search space.
US11337205B2 Method and apparatus for determining numerology bandwidth in a wireless communication system
Methods and apparatuses for determining numerology bandwidth in a wireless communication system are disclosed herein. In one method, a user equipment receives information for a numerology. The information comprises a frequency location and a bandwidth. The UE derives a resource allocation for the numerology based on the frequency location and the bandwidth.
US11337202B2 Downlink control information (DCI) design for low cost devices
Certain aspects of the present disclosure relate to techniques for reducing the decoding complexity for low cost devices (e.g., low cost UEs). One technique may include simplifying the PDCCH format. This may include generating a compact DCI format for transmitting DCI to a low cost device. The compact DCI format may correspond to at least one standard DCI format used by a regular UE and may comprise a reduced number of bits when compared to the standard DCI format. Another technique may include reducing the number of blind decodes. This technique may include selecting a set of resources for transmitting DCI from a limited set of decoding candidates, such that a receiving low cost device need only perform blind decodes for the limited set of decoding candidates.
US11337198B2 Wireless communication method, network device, and terminal device
The present application provides a wireless communication method, a network device, and a terminal device. The network device may configure, in a time slot, a time-domain position of a first resource transmitting a physical downlink control channel (PDCCH), so that the terminal device may accurately receive the PDCCH over the first resource, thereby meeting different PDCCH transmission delay requirements. The method comprises: sending first configuration information to a terminal device, the first configuration information indicating a time domain position of a first resource in each of at least one time slot, wherein the first resource is used for transmitting a PDCCH; and sending the PDCCH to the terminal device over the first resource.
US11337195B2 Selectively multiplexing physical uplink shared channel (PUSCH) and physical uplink control channel (PUCCH) communications
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment determine that a physical uplink shared channel (PUSCH) communication, scheduled by an uplink grant, and a physical uplink control channel (PUCCH) communication, corresponding to a physical downlink shared channel (PDSCH) communication scheduled by a downlink grant, are scheduled to overlap in one or more symbols; determine a threshold time based at least in part on an earliest scheduled starting time of the PUSCH communication or the PUCCH communication; selectively multiplex the PUSCH communication and the PUCCH communication based at least in part on whether the uplink grant, the downlink grant, and the PDSCH communication are received before the threshold time; and transmit the PUSCH communication, the PUCCH communication, or both the PUSCH communication and the PUCCH communication based at least in part on the selective multiplexing. Numerous other aspects are provided.
US11337189B2 Terminal, network device, and communication method to improve transmission reliability
This application provides a terminal, a network device, and a communication method performed by the terminal and the network device. The communication method includes: The terminal sends first uplink control information by using a plurality of spatial resources in a first spatial resource set, and the network device receives the first uplink control information by using the plurality of spatial resources in the first spatial resource set. According to the terminal, the network device, and the communication method performed by the terminal and the network device provided in this application, when the terminal can transmit uplink control information by using beams, transmission reliability of the uplink control information can be improved, thereby improving communication reliability.
US11337187B2 Terminal and radio communication method
A user terminal is disclosed that includes a receiver that receives a downlink signal using multiple cells and a transmitter that periodically transmits multiple channel state information using a predetermined transmission time unit length. The user terminal also includes a processor that controls transmission of the channel state information by configuring a transmission period and timing of the multiple channel state information per cell based on a notification from a higher layer.
US11337182B2 Indication for a portion of a time interval
Apparatuses, methods, and systems are disclosed for transmitting and/or receiving an indication of a portion of a time interval. One apparatus (200) includes a receiver (212) that: receives (902) a signal in a first transmission time interval indicating associated information of a second transmission time interval, wherein the second transmission time interval is a portion of the first transmission time interval; and receives (904) first data in the first transmission time interval and second data in the second transmission time interval.
US11337179B2 Control information from macrocell to node, mapping data blocks to UE ID
A relay node receives a data block containing multiplexed data streams intended for multiple user equipment (UE) devices being served by the relay node. The relay node extracts the data streams from the data block and allocates them each to a separate narrowband channel that is associated with a particular UE device. The relay node repeatedly transmits the narrowband channels to the UE devices in a broadcast transmission that is transmitted for a predetermined number of repetitions. Each UE device decodes their own respective narrowband channel to obtain the data stream intended for the UE device associated with a particular narrowband channel. A feedback mechanism is utilized by the relay node to determine whether to retransmit a data packet or a new data packet in subsequent broadcast transmissions.
US11337178B2 System and method for coverage enhancements of broadcast channels
A base station transmits and a UE detects broadcast information when the UE operates in a Coverage Enhancement (CE) mode. The base station transmits repetitions of signaling conveying broadcast information in one or more subframes of each frame in a quadruple of frames. The transmission is intermittent in time. To detect the broadcast information, the UE blindly combines and decodes the repetitions of signaling assuming their existence. The base station informs the pattern for the intermittent transmissions of the signaling to UEs connected to the base station or to other base stations.
US11337173B2 Method and device for selecting from a plurality of beams
The present disclosure relates to a method and device for selecting from a plurality of beams. The method includes: obtaining a plurality of beam data, and performing frequency sampling on each of the plurality of beam data; obtaining a plurality of beam frequency correlation coefficients based on frequency sampling data of each of the plurality of beam data, in which a beam frequency correlation coefficient is configured to indicate a similarity between one in the plurality of beam data and another one in the plurality of beam data; obtaining a beam frequency correlation coefficient sum corresponding to each of the plurality of beam data based on the plurality of beam frequency correlation coefficients; and selecting beam data having the beam frequency correlation coefficient sum satisfying a preset correlation coefficient requirement in the plurality of beam data as target beam data.
US11337170B2 Method and device for transmitting or receiving data in wireless communication system
The present disclosure provides a method for transmitting and receiving data based on a grid of a common resource block (RB) in a wireless communication system. More specifically, the method performed by a user equipment includes receiving a synchronization block from a base station; receiving, from the base station, first offset information representing an offset between a lowest subcarrier of a lowest resource block of the SSB and a first reference point based on a specific subcarrier spacing; receiving, from the base station, control information including information on the specific subcarrier spacing and information on a difference between a subcarrier spacing based reference point, to which the SSB is received, and the first reference point; and configuring a grid of a common resource block based on the first offset information and the control information.
US11337167B2 Method for transmitting or receiving signal in wireless communication system and apparatus supporting same
The present invention relates to a wireless communication system and, specifically, provides a communication method and an apparatus therefor, in which: transmission power information relating to a first downlink (DL) signal is received from a parent node; the first DL signal is transmitted to a child node on the basis of the transmission power information; a first uplink (UL) signal is transmitted to the parent node on the basis of the transmission power information; the first DL signal and the first UL signal are multiplexed by frequency division multiplexing (FDM) or spatial division multiplexing (SDM); the transmission power information includes a maximum transmission power value of the first DL signal; and a magnitude of a transmission power of one of the first DL signal and the first UL signal is adjusted so that the magnitude of the transmission power of the first DL signal and the magnitude of the transmission power of the first UL signal do not differ by a value equal to or greater than threshold value.
US11337163B2 Power control for wireless communications
Wireless communications may be used to support transmission power control. A reference signal may be mapped to a power control parameter set. A message to schedule a transmission may be received that indicates the power control parameter set. A transmission power for the scheduled transmission may be determined based on the reference signal.
US11337161B2 Wireless device transmission timing
Systems, methods, and apparatuses are described for wireless communications. A wireless device may transmit an uplink signal via a cell of a cell group. Transmission timing of the uplink signal may be based on a cell of the cell group and a timing adjustment associated with a different cell group.
US11337156B2 Wireless battery management system, node for wireless communication, and method of transmitting data
The present disclosure relates to a wireless battery management system which ensures stability when obtaining battery data through wireless communication. The battery management system includes a manager node operating a primary channel and a secondary channel based on wireless communication and obtaining battery data from a monitor node by using the primary channel or the secondary channel and a monitor node connected to a battery module to collect battery data including one or more of a current, a voltage, a temperature, and self-diagnosis data of the battery module, transmit the collected battery data to the manager node through the primary channel, and when the transmission of the battery data through the primary channel fails, transmit the battery data to the manager node through the secondary channel.
US11337155B2 Event-driven policy based management of wireless beacon and tag devices
A method includes generating, at a server, an event policy for controlling one or more wireless beacon devices in a network; detecting an event in the network; determining whether the event matches the event policy; when the event matches the event policy, generating programming information for configuring the one or more wireless beacon devices; and forwarding the programming information via one or more wireless access points to the one or more wireless beacon devices for configuring the one or more wireless beacon devices based on the programming information.
US11337154B2 Receiver for providing an activation signal to a device
A receiver (30) for providing an activation signal (54) to transition a device from a dormant state to an operative state. The receiver includes a sensor (32), a super regenerative oscillator, SRO, circuit (34), and a processing device (36, 38). The sensor is one of an optical sensor, an acoustic sensor, and a magnetic field sensor, and generates detector signals (40) based on wireless signals (28) received from an external source (18). The SRO circuit is electrically coupled to the sensor to receive the detector signals, and electrically oscillates with a constant SRO frequency and with a SRO amplitude (As) that changes when a carrier frequency of the detector signal substantially matches the SRO frequency. The processing device monitors the SRO amplitude in time, and generates the activation signal when a temporal characteristic (Sc) of the monitored SRO amplitude matches a predetermined reference pattern (52).
US11337150B2 Method and apparatus for adjusting wake-up period of terminal, storage medium and electronic device
The present disclosure provides a method and apparatus for adjusting a wake-up period of a terminal, a storage medium, and an electronic device. The method includes: broadcasting heartbeat information and remaining in a monitoring state for a first predetermined time; and adjusting a current first wake-up period of a terminal to a second wake-up period when the monitoring state ends according to information received by the terminal in the monitoring state.
US11337149B2 Method and device for transmitting/receiving frame related to multi-user transmission in wireless LAN system
A method in a wireless local area network (WLAN) includes receiving, from an access point (AP) by a station (STA), a beacon frame comprising a first field related to a transmission time of a trigger frame, wherein the trigger frame includes frequency resource information to be used for an uplink multi-user (UL MU) transmission, wherein the frequency resource information to be included in the trigger frame includes at least one of first type resource information used for random access and second type resource information used for scheduled access, wherein the random access is performed by the STA based on orthogonal frequency division multiple access (OFDMA), wherein the beacon frame further comprises a second field related to whether or not the trigger frame includes the first type resource information; receiving, from the AP by the STA, the trigger frame based on the first field; determining, by the STA, UL resource to be used for the UL MU transmission based on the first type resource information and the second type resource information; and performing, by the STA, the UL MU transmission based on the UL resource.
US11337144B2 Multicomputer signal processing to dynamically generate customized output and control functions
Arrangements for dynamic customized experience generate and control are provided. In some examples, a signal emitted from a computing device may be detected. A location of the computing device may be determined or received. A user associated with the computing device may be identified and user data may be requested from one or more computing systems. The received location data and user data may be analyzed using machine learning to generate a user prediction. The user prediction may include a particular function, preferred method or requirements for authentication to another computing device, such as a self-service kiosk, a preferred layout or arrangement for data provided, and the like. Based on the generated user prediction, a customized user experience output may be generated and transmitted to a computing device (e.g., self-service kiosk, user computing device, or the like) for display to the user.
US11337139B2 Enforcement of service exemption on a per access network technology type
Method and apparatus relating to determining the services exempted from being blocked when accessing a communication system based on the one or more access network of different technology type supported by a wireless device are provided. The method is performed at the wireless device that supports more than one access network technology type (3GPP, non-3GPP) and comprises obtaining on a per access network technology type, one or more list of services exempted from being blocked when accessing the system using a particular access network type and providing to the communication system over each access network used by the wireless device, information indicating an activity status related to exempting services from being blocked in accordance with the technology type of each of the supported access network.
US11337131B1 Method and apparatus for recommending real-time handover to a target cell in open-radio access network (O-RAN) environment
A method and radio access network (RAN) controller (102) for providing real-time target cell recommendation for handover in an open-RAN (O-RAN) environment (400) is disclosed. The O-RAN environment has a virtualized network architecture having at least one RAN controller, the RAN controller is connected with a plurality of E2 nodes, the plurality of E2 nodes are connected to a plurality of user equipment (UEs) (112a, 112b, 112c, 112d and 112e) positioned in a serving cell (110) adjacent to a plurality of neighbour cells (108a,108b). The method comprising executing a first handover process to enable checking, at the atleast one UE, if triggering of handover is required and a second handover process to identify a target neighbour cell (108a/108b) for handover of the atleast one UE from the serving cell to the target neighbour cell and recommending the handover of the atleast one UE from the serving cell to the identified target neighbour cell based on the first handover process and the second handover process. The first handover process and the second handover process are triggered simultaneously.
US11337130B2 Wireless communications apparatus and methods
A method for an infrastructure equipment of a wireless telecommunications network, the wireless telecommunications network comprising a base station and a non-terrestrial network part, the non-terrestrial network part transmitting one or more beams to provide a wireless access interface for transmitting signals to and receiving signals representing data from a communications device within a coverage region of a cell or a spot beam, the method comprising: determining a location of the communications device, determining the coverage region of the cell or the spot beam, determining a relative motion, relative to the communications device, of the coverage region of the cell or the spot beam, and based on the location and the relative motion, initiating a cell change of the communications device.
US11337126B2 Multi-RAT sidelink communications
Some of the present implementations provide a method for a first user equipment (UE) to exchange sidelink packets with at least a second UE. The method receives, through a first interface and via a radio resource control (RRC) signaling, a sidelink configuration from a first base station during a handover procedure of the first UE to a second base station. The method then exchanges, through a second interface, one or more sidelink packets with the second UE based on the sidelink configuration received from the first base station and previously stored sidelink configuration at the first UE. The first interface is configurable to be one of a long term evolution (LTE) Uu interface and a new radio (NR) Uu interface, and the second interface is configurable to be one of an LTE proximity service (ProSe) sidelink PC5 interface and an NR ProSe sidelink PC5 interface.
US11337119B2 Next generation to long term evolution (LTE) fallback for voice calls
Systems and methods for Next Generation to Long Term Evolution (LTE) fallback are provided. An exemplary method includes detecting a request to set up a voice call originating from or terminating at a user equipment that is connected or configured to connect to a Next Generation mobile network; transitioning, in response to the request to set up the voice call, the user equipment from having a Next Generation mobile network connection with the Next Generation mobile network to having an LTE network connection with an LTE network, the detecting and the transitioning performed without call setup being performed for the voice call via the Next Generation mobile network; and performing call setup for the voice call via the LTE network connection with the LTE network.
US11337114B2 Method and transition device for enabling communication of data in a wireless network
A method and transition device for enabling communication of data between a remote radio unit and a central baseband unit in a wireless network. When detecting a first interface configuration used by the remote radio unit and a second interface configuration used by the baseband unit, the transition device configures interface functions, based on the first and second interface configurations. The interface functions are selected from a set of predefined interface functions associated with different interface configurations. The transition device then establishes a data flow between the remote radio unit and the central baseband unit over the transition device, and performs conversion between the first interface configuration and the second interface configuration for data communicated in the data flow, using the selected interface functions.
US11337112B2 Methods and devices for load balancing across band-width parts
The present disclosure provides a method (200) in a terminal device for load balancing across Band-Width Parts, BWPs, in a carrier. The method (200) includes: determining (210) a set of random access capable BWPs in the carrier; and selecting (220) a camping BWP for the terminal device randomly from the set of random access capable BWPs.
US11337110B2 Out-of-order packet delivery and decoding with header compression
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a wireless receiver may receive, from a radio bearer configured to use header compression and at a lower layer of the wireless receiver, a plurality of packets based at least in part on the header compression, wherein the lower layer receives the plurality of packets in an out-of-order sequence. The wireless receiver may deliver, from the lower layer of the wireless receiver to a higher layer of the wireless receiver, the plurality of packets, after header decompression according to the out-of-order sequence, based at least in part on at least one threshold. Numerous other aspects are provided.
US11337109B2 Related method for medium access control layer packetization, user equipment, and base station
The present disclosure provides a method performed at UE, comprising: receiving a UL grant from a base station, wherein the UL grant comprises information related to uplink resources allocated to the UE by the base station; obtaining a priority order, configured for the UE by the base station based on at least one of an uplink resource type, an uplink resource scheduling mode, and an uplink resource transmission mode, of a plurality of logical channels to which the uplink resources allocated in the UL grant are applicable; if a BSR carried in a MAC CE does not comprise buffer status information of a logical channel having a highest priority, then setting a priority of the MAC CE carrying the BSR to be lower than a priority of data from the logical channel having the highest priority; and according to the set priority order of the data and the MAC CE, sequentially assembling the data and the MAC CE into a MAC protocol data unit (PDU) for transmission on the allocated uplink resources. The present disclosure further provides corresponding UE, a corresponding base station, and a computer-readable medium.
US11337106B2 Method and system for application-aware scheduling service
A method, a network device, and a non-transitory storage medium are described in which an application-aware scheduling service is provided. The application-aware scheduling service may be configured with bandwidth values and usability values for traffic of applications. The application-aware scheduling service may manage air interface scheduling based on the bandwidth and usability values. The application-aware scheduling service may perform packet inspection to identify an application relating to traffic. The application-aware scheduling service may be configured with a maximum bandwidth for traffic of applications.
US11337105B2 Triggering of bitrate request for codec rate adaptation
A first user equipment (UE) device receives a configuration for a first timer from a base station that is serving the UE device. The first UE device also receives a recommended bitrate from the base station. The recommended bitrate is to be used for a Voice over Long-Term Evolution (VoLTE) call or a Video over Long-Term Evolution (ViLTE) call between the first UE device and a second UE device. The first UE device activates the first timer in accordance with the configuration. The first UE device is prohibited from transmitting a bitrate query to the base station while the first timer is running. Upon receiving a recommended bitrate that is below a Guaranteed Bit Rate for the call between the first UE device and the second UE device, the first UE device stops the first timer and transmits a bitrate query to the base station.
US11337100B1 Transfer of channel estimate in radio access network
According to an aspect, a method in the radio head comprises receiving a reference signal from a terminal device, and computing a channel estimate on the basis of the reference signal and transferring the channel estimate with a first precision level to the network node over a link between the radio head and the network node. The first precision level defines a first number of bits carrying the channel estimate, then the method determines to change the precision level and, in response to the determining, transfers the channel estimate or a further channel estimate with a second precision level to the network node. The second precision level defines a second number of bits carrying the channel estimate or the further channel estimate, the second number being different from the first number.
US11337097B2 Method and apparatus for measuring bluetooth device
The present disclosure relates to a method and apparatus for measuring a Bluetooth device. The method for measuring a Bluetooth device comprises: determining, on the basis of a Bluetooth device measurement event that a user equipment needs to perform, a minimization of drive tests configuration signaling to be sent, the minimization of drive tests configuration signaling carrying the Bluetooth device measurement event that the user equipment needs to perform; and sending the minimization of drive tests configuration signaling to be sent to a receiving end. The technical solution of the present disclosure may implement a measurement operation for a Bluetooth device by a user equipment in a minimization of drive tests process so that the user equipment may report measurement information of the Bluetooth device and apply minimization of drive tests technology to an indoor scenario.
US11337094B2 Interference measurement reporting method, device, and system
An interference measurement reporting method, device, and system related to the field of communications technologies are disclosed. The method includes after receiving first information sent by a second device, sending, by a first device, at least one reported value to a third device. The first information is used to indicate an interference measurement resource to the first device. And the reported value is obtained based on an interference measurement result that is located on a portion the resource. Because the reported value is obtained based on the interference measurement performed on a specific resource of which the first device is notified previously, when the technical solution is applied to cross interference measurement, for example, inter-UE interference measurement, the first device can report accurate information about inter-UE interference status to a base station.
US11337093B2 Method for monitoring control signal of terminal in wireless communication system and terminal using the same
A method of monitoring a control signal in a wireless communication system, where the method is performed by a user equipment (UE) and includes: selecting at least one control resource set (CORESET) among a plurality of CORESETs based on an overlap between physical downlink control channel (PDCCH) monitoring occasions in the plurality of CORESETs; and monitoring a PDCCH only in the selected at least one CORESET, among the plurality of CORESETs. The method also includes: based on the at least one CORESET including a first CORESET, and based on a first reference signal of the first CORESET and a second reference signal of a second CORESET being associated with a same synchronization signal/physical broadcast channel block (SSB): monitoring the PDCCH in both the first CORESET and the second CORESET.
US11337091B2 Determination of user presence and absence using WiFi connections
Systems and techniques are provided for determination of user presence and absence using WiFi connections. Reports may be received from WiFi access points in an environment. The reports may include an identifier of a WiFi device, an indication of a connection to or disconnection from a WiFi access point, a time of the connection or disconnection, and an identifier of the WiFi access point. A connection sequence for the WiFi device may be generated from the reports. Whether the WiFi device is present in or absent from the environment as of a specified time may be determined based on the connection sequence. An indication of presence for a user associated with the WiFi device may generated if the WiFi device is present in the environment. An indication of absence for the user associated with the WiFi device may be generated if the WiFi device is absent from the environment.
US11337085B2 Wireless communication apparatus and method, and program
The present technology relates to a wireless communication apparatus and method, and a program which enable communication to be performed more efficiently.The wireless communication apparatus includes a preamble generating unit configured to generate a preamble signal including header information, an inter-training generating unit configured to generate an inter-training signal including at least part of information of the header information, and a wireless transmission processing unit configured to transmit transmission data after transmitting the preamble signal in at least one or more frequency channels among a plurality of the frequency channels and transmit a plurality of the inter-training signals by utilizing one or a plurality of the frequency channels among the plurality of the frequency channels during a transmission period of the transmission data. The present technology can be applied to a wireless communication apparatus.
US11337084B2 Control apparatus for gateway in mobile communication system
A control apparatus for a gateway functioning as the endpoint of a core network in a mobile communication system is provided. The gateway includes a first server configured to receive data from a user apparatus and one or more second servers configured to transfer the data received by the first server to an external network. The control apparatus performs an operation of changing performance of the one or more second servers, an operation of monitoring a processing status of the one or more second servers, and an operation of selecting, from the one or more second servers in accordance with the processing status of the one or more second servers, a second server as a transfer destination of the data received from the user apparatus by the first server.
US11337082B2 Wireless backhaul connection method and device
A wireless backhaul connection method, applied to an LTE base station, includes: receiving device type reporting information sent by a wireless backhaul base station located in a coverage of the LTE base station, the device type reporting information indicating that a device type of the wireless backhaul base station is a wireless backhaul type; and configuring, for the wireless backhaul base station according to the device type reporting information, a secondary base station used for the wireless backhaul connection.
US11337079B2 5G new radio unlicensed band cell access
Apparatuses, systems, and methods for a wireless device to perform methods to implement mechanisms for non-stand-alone unlicensed band cells that support single carrier capable UEs. A UE may camp on a licensed band cell of a RAN and transmit a request to connect. The UE may receive, from the licensed band cell, a connection setup message indicating a switch to an unlicensed band cell of the RAN and receive, from the unlicensed band cell, a reference signal. The UE may transmit to the unlicensed band cell and in response to confirming, based at least in part of the reference signal, radio quality and/or downlink timing of the unlicensed band cell, a connection complete/connection resume message.
US11337078B2 Uplink data transmission method and apparatus and storage medium
Embodiments of the present disclosure disclose an uplink data transmission method and apparatus and a storage medium. The method comprises: a terminal sending uplink data using an unlicensed resource; if the sending of the uplink data using the unlicensed resource fails, sending the uplink data using a licensed resource; the terminal sending a preamble sequence using an unlicensed resource; sending uplink data in a transmission time interval corresponding to a sending moment of the preamble sequence; and if a random access response carrying uplink authorization information is received within a preset period of time, resending the uplink data using a licensed resource indicated by the uplink authorization information. A base station detects the preamble sequence sent by the terminal using the unlicensed spectrum and the uplink data sent by the terminal, and when the preamble sequence is correctly decoded but the uplink data is not correctly decoded, the random access response carrying the uplink authorization information is sent to the terminal within the preset period of time using the licensed resource.
US11337076B2 Network cyber-security platform
A security platform of a data network is provided that includes security services for computing devices in communication with the data network. The security platform may apply a security policy to the computing devices when accessing the Internet via a home network (or other customer network) and when accessing the Internet via a public or third party network. To provide security services to computing devices via the home network, the security platform may communicate with a security agent application executed on the router (or other gateway device) of the home network. In addition, each of the devices identified by the security profile for the home network may be instructed or otherwise be provided a security agent application for execution on the computing devices. The security agent application may communicate with the security platform when the computing device connects to the Internet over a third party or public access point.
US11337073B2 Electronic apparatus and method of controlling thereof
An electronic apparatus determining whether an external device spoofs a location thereof includes a communicator, a memory, and a processor configured to receive a first beacon signal and a second beacon signal from a first external device and a second external device, respectively, through the communicator, obtain information on a first distance between the electronic apparatus and the first external device, and information on a second distance between the electronic apparatus and the second external device, based on the first beacon signal and the second beacon signal, respectively, receive information on a third distance between the first external device and the second external device from at least one of the first external device and the second external device through the communicator, and identify whether the first external device spoofs an actual location of the first external device relative to the electronic apparatus, based on the first distance, the second distance, and the third distance.
US11337071B2 Method for managing the reputation level of a communication device
The invention relates to a method for managing the reputation level of a first communication device (100), said reputation level (103) being stored into a first secure enclave (102) embedded in said first communication device (100). The method comprises the steps of: receiving from the first communication device (100) by a second communication device (110) an information message; verifying that the information message is consistent with data obtained from a sensor embedded in the second communication device (110); generating a feedback message by the second communication device (110) to be transmitted to the first communication device (100) indicating if the information message is consistent for the secure enclave (102) of the first communication device (100) to update its reputation level.
US11337068B1 Multi-link device and method performed therein
The application relates to a multi-link device and a method performed therein. An access point multi-link device (AP MLD) includes a plurality of APs, each of which comprises: a wireless medium; and processor circuitry coupled to the wireless medium and configured to: transmit security capability indication information via the wireless medium; receive an association request frame from a non-AP MLD via the wireless medium, wherein the association request frame comprises security capability indication information of the plurality of non-AP STAs; determine whether the security capability indication information of any of the plurality of non-AP STAs matches with the security capability indication information of the AP; and if the security capability indication information of one of the plurality of non-AP STAs matches with the security capability information of the AP, transmit an association response frame to the non-AP MLD via the wireless medium.
US11337064B2 Systems and methods for enhanced authentication techniques using network-implemented location determination
A system described herein may provide a technique for enhanced authentication techniques that leverage network-based location determination of UEs, such as mobile telephones or other devices that communicate with a wireless network. For example, a wireless network may monitor, determine, or otherwise maintain information regarding the geographic location of User Equipment (“UEs”) that are associated with the wireless network. Some embodiments may utilize such network-monitored location information to verify that a participant device, associated with a given UE, is located within a particular proximity of the UE when performing an authentication process to receive services or resources.
US11337063B2 Security and public safety application for mobile device
A computer-implemented method for tracking a user includes: configuring a client device for entering: a starting point for a trip, a destination, mode of transportation, and indication of starting the trip; configuring the server for identifying a preferred route based upon: a distance of the trip, a crime rate of areas between the starting point and destination, and the mode of transportation; configuring the server for calculating an allotted time for the trip; configuring the client device for continuously transmitting its location to the server; configuring the server for continuously monitoring the location of the client device; configuring the client device for selectively transmitting an alarm message to the server when the client device deviates beyond a threshold amount from the preferred route or the allotted time for the trip; and configuring the server for notifying a family member and local police when the panic alarm message is received.
US11337058B2 Electronic device and method for operating thereof
An electronic device may include a first subscriber identity module (SIM), a second SIM, a communication circuit, a memory, and a processor. According to an embodiment, the memory may store instructions that when executed, cause the processor to set the first SIM to a SIM associated with a data service, and the second SIM to a SIM irrelevant to the data service to determine first capability information associated with a function supported by the electronic device in connection with the first SIM, and second capability information associated with a function supported by the electronic device in connection with the second SIM. The instructions may also cause the processor to transmit the first and second capability information to the network, and to receive allocation of a resource for wireless communication corresponding to each of the first and second SIM from the network, based on the first and the second capability information.
US11337057B2 Multi-universal subscriber identity module user equipment and operating method thereof
The present disclosure relates to a user equipment and a method for operating multi-universal subscriber identity module in a wireless communication system. The method includes receiving parameters of a first paging cycle configuration in a first broadcast information from a first network entity and receiving parameters of a second paging cycle configuration in a second broadcast information from a second network entity. Subsequently, the method includes detecting one of a collision of a paging occasion of the first paging cycle configuration and a paging occasion of the second paging cycle configuration, a collision of a paging occasion of first paging cycle configuration and time-critical information broadcast from the second network entity and a collision of a paging occasion of second paging cycle configuration and time-critical information broadcast from the first network entity.
US11337053B2 Virtual mobile management entity management
The present disclosure provides systems for instantiating and terminating a MME VNF. The MME VNF is instantiated and/or terminated using an EM, a NM, a VNFM, a VIM, a NFVO and/or a catalog. Instantiating an MME VNF includes on-boarding the VNF package, creating a managed element, executing the enabled VNF package, instantiating the MME VNF instance, creating the MME function and modifying the MME pool to add the MME VNF instance. Terminating the MME VNF includes decommissioning the MME VNF services, modifying the MME pool to remove the MME VNF from the MME pool, and terminating the MME VNF instance.
US11337046B2 Control plane user plane correlation function
A method and an apparatus for use in a communication network are provided. First protocol elements are acquired from a user plane of a first network entity of the communication network, the first network entity having a split network function into the user plane and a control plane. Second protocol elements are acquired from the control plane of the first network entity, and third protocol elements are generated from the first and second protocol elements for a second network entity of the communication network, the second network entity being separate from the first network entity.
US11337045B2 Methods and systems for social networking with autonomous mobile agents
Exemplary methods and systems are presented for social networking applications using autonomous mobile agents. Communication links are established based on geographic proximity and distance described as a domain in which resident agents are detected and identified. The communication links thus established allow platform independent communication along communication channels that are dynamically derived. Incorporation of computer machines and feature data sets (including attractiveness data) permit agent classification and inter-agent notification of classification results.
US11337041B2 Methods and apparatus for distributing publish-subscribe messages
A method and apparatus for distributing publish-subscribe messages to clients over a network using a message broker. A first client is configured to send a message to the message broker to declare a second client as its successor. The message broker is configured to, when the first client disconnects from the message broker, route to the second client one or more messages that are indicated for delivery to the first client. The second client may then receive and process these messages in place of the first client.
US11337039B2 Communication network comprising signalling groups
A communication network enabling a plurality of user devices to access communication services, the communication being a private communication or a communication within a multimedia group to which at least one user device of the plurality of user devices is affiliated, the communication network including at least one dedicated signalling group making it possible to announce to at least one user device of the plurality of user devices affiliated to the dedicated signalling group the availability of at least one service for the dedicated signalling group.
US11337033B2 Positioning resource measurement feedback in wireless communication system
In various aspects, a system that comprises requesting a positioning measurement data set from one or more network node devices; receiving the positioning measurement data set from the one or more network node devices; in response the receiving the positioning measurement data set, determining a time of arrival value for each positioning measurement data of the positioning measurement data set; generating a positioning measurement report comprising a group of positioning measurement report elements determined as having fulfilled a predetermined criterion; and transmitting the positioning measurement report, wherein the positioning measurement report comprises a first portion and a second portion.
US11337032B2 Systems and methods for monitoring system equipment diagnosis
Various embodiments provide systems and methods for diagnosing monitoring system equipment functionality. In some instances, a first test command is provided to a user attached monitor device and a second test command is provided to a user detached monitor device. A first test result is received from the user attached monitor device and a second test result is received from the user detached monitor device. A combination of the first test result and the second test result is analyzed to determine an operation status.
US11337031B2 Systems and methods for tracking a location of a mobile device
A device determines, based on location verification data that has been received, that the device is indoors at a first geographic location. The device determines a base measured barometric pressure, and an initial floor that the device is located on in a structure that includes the first geographic location. The device determines an adjusted measured barometric pressure for a second geographic location based on a second measured barometric pressure for the second geographic location and one or more reference barometric pressures that are associated with a reference location. The device determines an altitude for the second geographic location based on the base measured barometric pressure and the adjusted measured barometric pressures. The device causes a server to predict a floor that the device is located on at the second geographic location and to provide floor data that identifies the floor to an interface that is accessible to the device.
US11337024B2 Output control device, output control system, and output control method
A captured image obtaining unit 50 of an output control device 10 obtains a captured image such as a polarization image from an imaging device 12. A space information obtaining unit 54 obtains a normal line and a position of a surface of an actual object in a space and a sound absorption coefficient at the surface. A correction coefficient obtaining unit 56 calculates energy of sound reaching a listener including sound reflected at the actual object and obtains a correction coefficient to be given to a level of a sound signal on the basis of the sound energy. An output unit 60 adjusts the sound signals by using the correction coefficient 62 and outputs the adjusted sound signals to speakers 16a and 16b.
US11337019B2 Apparatus and method for low delay object metadata coding
An apparatus for generating one or more audio channels is provided. The apparatus comprises a metadata decoder for generating one or more reconstructed metadata signals from one or more processed metadata signals depending on a control signal, wherein each of the one or more reconstructed metadata signals indicates information associated with an audio object signal of one or more audio object signals, wherein the metadata decoder is configured to generate the one or more reconstructed metadata signals by determining a plurality of reconstructed metadata samples for each of the one or more reconstructed metadata signals. The apparatus comprises an audio channel generator for generating the one or more audio channels depending on the one or more audio object signals and depending on the one or more reconstructed metadata signals. The metadata decoder is configured to receive a plurality of processed metadata samples of each of the one or more processed metadata signals. The metadata decoder is configured to receive the control signal.
US11337016B2 Mechanical connection for a MEMS and NEMS device for measuring a variation in pressure, and device comprising such a mechanical connection
A mechanical connection is provided for a microelectromechanical and/or nanoelectromechanical device for measuring a variation in pressure. The device includes a fixed component extending in a main plane, a mobile component to move or deform in an out-of-plane direction under effect of a variation in pressure, and a detector of movement or deformation having at least one mobile element. The mechanical connection includes: a lever arm; a first connection connecting the mobile component to a first end of the lever arm, the first connection transmitting out-of-plane movement of the mobile component to the first end of the lever arm while allowing out-of-plane rotation of the lever arm about a direction of rotation; a second connection connected to the second end of the lever arm to allow mainly an out-of-plane rotation of the lever arm about an axis of rotation extending in the direction of rotation; a third connection connecting the lever arm to the detector at a given distance from the axis of rotation in the out-of-plane direction, the third connection being designed to convert the rotation of the lever arm about the axis of rotation into a translation in the plane of the at least one mobile element in a direction of translation.
US11337015B2 Closing assembly for an in the ear part of a hearing device
The present disclosure relates to an in-the-ear part having a closing assembly. The in-the-ear part configured to be attached to a hearing device. The in-the-ear part having a cavity for holding an output transducer and the in-the-ear part having an opening and the closing assembly being configured to fit into the opening. An insert part having an inset part opening for receiving and mounting a connecting member is also mounted to the in-the-ear part, the connecting member configured for mechanically coupling the in the ear part to a behind the ear part of the hearing device. A cover part is further provided, which comprises a recess for receiving and mounting the insert part to the in-the-ear part.
US11337014B2 Earpiece for a hearing device and method of producing an earpiece
An earpiece for a hearing device includes: an ear canal part to be introduced into an ear canal of a user, the ear canal part comprising a first contact surface configured to contact a superior part of the ear canal of the user; a primary sensor, where the primary sensor is configured to measure signals from a skin surface of the user; and a support structure comprising a first part and a second part, wherein the first part of the support structure is attached to the ear canal part, wherein the second part of the support structure is attached to the primary sensor, and wherein the second part of the support structure is configured to position the primary sensor in an inferior concha cava of the user; wherein the support structure is configured to apply a force to press the primary sensor towards the skin surface of the user.
US11337013B2 Hearing aid, hearing aid set and hearing aid module
A hearing aid has a hearing aid module for supplying electrical energy and has a transmitting and receiving unit for communication with another device. The hearing aid module has an accumulator and a charging circuit for charging the accumulator. The charging circuit is formed for contactless, in particular inductive, charging of the accumulator. The hearing aid module further has a charging conductor loop. The transmitting and receiving unit has a radio conductor loop and the radio conductor loop is integrated into the hearing aid module.
US11337009B2 Piezoelectric MEMS microphone
A piezoelectric MEMS microphone is disclosed. The microphone includes a base having a cavity; a piezoelectric diaphragm; a fixation beam connecting with the piezoelectric diaphragm; and a support beam connecting with the base and the fixation beam. The piezoelectric diaphragm has a number of diaphragm sheets fixed by the fixation beam, each diaphragm sheet having a fixed end and a free end. The fixed end is connected with the fixation beam, and the free end extends from the fixed end to two sides and is suspended above the cavity. Compared with the related art, mechanical strength of the diaphragm sheet is improved, and the output intensity of the signal is improved.
US11337006B2 Microspeaker used in microspeaker box filled with porous particles
Disclosed is a microspeaker for use in a microspeaker box filled with porous particles. The microspeaker includes a frame having one surface as an open surface, a magnetic circuit including a yoke coupled to the frame, a magnet attached to the yoke, and a plate attached to the magnet, a voice coil configured to vibrate by mutual electromagnetic force with the magnetic circuit, a diaphragm allowing the voice coil to be attached thereto and configured to vibrate by the voice coil to generate sound, and a mesh coupled to the open surface of the frame.
US11337000B1 Wearable audio device having improved output
A wearable audio device, like a wireless earpiece, that generates a composite voice signal based on a low band signal and a high band signal is disclosed. The low band signal includes a component of the user's voice obtained from an acoustic vibration sensor that detect body conducted sounds and the high band signal includes a component of the user's voice obtained from a microphone that detects atmospheric sounds, wherein the low band signal is obtained predominately from the acoustic vibration sensor and the high band signal is obtained predominately from the microphone. The low and high band signals are based on one or more characteristics of the vibration sensor signal.
US11336999B2 Sound processing device, sound processing method, and program
A sound processing device program that enables a sound signal adapted to an intended use to be output is provided. The sound processing device includes a signal processing part that processes a sound signal picked up by a microphone, and generates a recording sound signal to be recorded in a recording device, and generates an amplification sound signal different from the recording sound signal to be output from a speaker. The sound processing device can be applied to, for example, a sound amplification system that performs off-microphone sound amplification.
US11336997B2 Correlation function generation apparatus, correlation function generation method, correlation function generation program, and wave source direction estimation apparatus
A correlation function having a clear peak is generated even in an environment in which an ambient noise level is high. A correlation function generation apparatus (100) includes a plurality of input signal obtaining units (101), a changing unit (102), a cross-spectrum calculator (103), a variance calculator (104), and a correlation function calculator (105). The input signal obtaining unit (101) obtains a wave generated by a wave source as an input signal. The transformer (102) obtains a plurality of frequency domain signals by transforming a plurality of input signals obtained by the plurality of input signal obtaining units. The cross-spectrum calculator (103) calculates a cross-spectrum based on the plurality of frequency domain signals. The variance calculator (104) calculates the variance of the cross-spectrum. The correlation function calculator (105) calculates and generates a correlation function based on the cross-spectrum and the variance.
US11336993B2 Compression driver
A compression driver including an acoustic outlet duct, a magnetic assembly having a permanent magnet and an air gap, a vibrating membrane with a movable coil adapted and configured to move inside the air gap, where the vibrating membrane includes a first face facing a first chamber communicating with the outlet duct, where the first chamber is a compression chamber, a second face opposite to the first face and facing a second chamber communicating with the air gap and opposite to the first chamber, where the compression driver includes at least one acoustic connection duct which puts in communication the second chamber with the acoustic outlet duct.
US11336986B2 In-ear speaker hybrid audio transparency system
A user content audio signal is converted into sound that is delivered into an ear canal of a wearer of an in-ear speaker, while the in-ear speaker is sealing off the ear canal against ambient sound leakage. An acoustic or venting valve in the in-ear speaker is automatically signaled to open, so that sound inside the ear canal is allowed to travel out into an ambient environment through the valve, while activating conversion of an ambient content audio signal into sound for delivery into the ear canal. Both user content and ambient content are heard by the wearer. The ambient content audio signal is digitally processed so that certain frequency components have been gain adjusted, based on an equalization profile, so as to compensate for some of the insertion loss that is due to the in-ear speaker blocking the ear canal. Other embodiments are also described and claimed.
US11336984B2 Headphone system
A headphone system including a headphone in wireless communication with a remote-controller to be used in combination for direct communication between a first-user and a second-user. The remote-controller remotely controls functions of the headphone to interrupt a current audio output of the headphone being delivered from an audio-delivering-device. The remote-controller includes an integrated microphone and receive an audio message. Audio from the microphone is effectively instantly delivered to at least one speaker of the headphones via a wireless channel.
US11336979B2 Motor-vehicle voice-assistance apparatus
A voice assistance device (1) for motor vehicles, which can be arranged in the interior of the motor vehicle, has a display (2), which is configured on the front of the voice assistance device (1), at least one microphone (3), which is disposed in or on the display (2), and a loudspeaker, by means of which audio signals of the voice assistance device (1) can be output into the interior of the motor vehicle. In order to achieve the best possible sound in the interior of the motor vehicle, the invention proposes that the loudspeaker has a sound outlet opening (4) which is arranged on the front side of the voice assistance device (1) comprising the display (2) and the microphone (3).
US11336975B1 Wearable device with detune-resilient antenna
A wearable device, such as an earphone, may include a conformal antenna that is resilient to performance degradation due to user-interactions and manufacturing process variances. The antenna may comprise one or more surfaces suitable for receiving and transmitting electromagnetic signals, wherein the one or more surfaces of the antenna may be non-parallel with a ground plane and a user-interactable surface, thereby minimizing image current cancellation and coupling between the antenna and a user finger during user interactions with the user-interactable surface.
US11336967B2 Receiver apparatus, transmitter apparatus, and data processing method
The present technology relates to a receiver apparatus, a transmitter apparatus, and a data processing method that are configured to execute an operation related with viewing history in a desired operation mode.The receiver apparatus receives broadcast waves of digital broadcasting transmitted from the transmitter apparatus via a transmission path, acquires control information for controlling the recording or the transmission of viewing history information related with the viewing history of content transmitted by broadcast waves, and, on the basis of the acquired control information, controls the recording or the transmission of viewing history information. The present technology is applicable to a television receiver compliant with an IP transmission scheme, for example.
US11336966B2 Methods and apparatus for delivering content and/or playing back content
Content delivery and playback methods and apparatus are described. The methods and apparatus are well suited for delivery and playback of content corresponding to a 360 degree environment and can be used to support streaming and/or real time delivery of 3D content corresponding to an event, e.g., while the event is ongoing or after the event is over. Portions of the environment are captured by cameras located at different positions. The content captured from different locations is encoded and made available for delivery. A playback device selects the content to be received based in a user's head position.
US11336965B2 Method and apparatus for processing video bitstream, network device, and readable storage medium
Provided are a method and apparatus for processing a video bitstream, a network device and a readable storage medium. The method includes: parsing a bitstream to be extracted, and acquiring parameter information about an extractable sub-bitstream from a data unit of the bitstream to be extracted; determining a picture type parameter value of a random access picture in the sub-bitstream according to the parameter information; and configuring, in a process of extracting the sub-bitstream from the bitstream to be extracted, a picture type parameter value in a data unit of the sub-bitstream according to the picture type parameter value of the random access picture.
US11336960B2 Digital device and method for controlling the same
A digital television including an interface to receive control signals from a remote controller; a screen; and a controller to execute an application related to a first icon within a menu when the controller receives a signal selecting the first icon within the menu from the remote controller, display a content of the executed application related to the first icon on the screen, enter into an edit mode of a second icon within the menu and display a first indicator for deleting the second icon as well as a second indicator for moving the second icon with displaying the content of the executed application related to the first icon in response to selecting an Up-key included in the remote controller, display a message verifying whether or not to delete the second icon from the menu in response to selecting an OK-key included in the remote controller after selecting the first indicator, delete the second icon from the menu and align other icons in a respective order in response to receiving a signal requesting for a deletion of the second icon through the message, and display the aligned other icons on the screen.
US11336958B2 Concurrent presentation of non-programming media assets with programming media content at client device
A media presentation and distribution system communicatively coupled to a client device, which handles enablement of a client-side dynamic presentation of at least one non-programming media asset along with programming media content. The client device receives a first media stream of the programming media content in response to a request, associated with at least one user preference for the programming media content, to the media presentation and distribution system. The client device identifies at least one tag in the programming media content and transmits at least one event opportunity point for selection to the media presentation distribution system. Based on the selection, the client device modifies a display view of the client device for a defined duration, and presents the at least one non-programming media asset, from a second media stream for the defined duration, concurrently with the programming media content over the modified display view of the client device.
US11336956B2 Media channel identification with multi-match detection and disambiguation based on single-match
Disclosed herein are methods and systems to help disambiguate channel identification in a scenario where fingerprint data of media content matches multiple reference fingerprints corresponding respectively with multiple different channels. Upon detecting such a multi-match, a server or other entity will perform disambiguation based on a determination that a segment of the fingerprint data matches a reference fingerprint corresponding with just a single channel, such as a reference fingerprint representing commercial or news programming content specific to just the single channel. The server or other entity will thereby determine the channel on which the media content being rendered by the media presentation device is arriving, so as to facilitate taking channel-specific action.
US11336955B1 Event information collection system
Methods and systems can identify and request video data and information associated with an event. An event location and time associated with the event can be determined. The event can comprise damage to property or injury to a person. A geographic range of interest associated with the event location and a time duration of interest associated with the event time can be determined. One or more users who are determined to have been at or near the event location at the event time can be automatically identified. A request for at least one of information or video data from the geographic range and time duration of interest can be transmitted to the one or more identified users.
US11336954B1 Method to determine the FPS on a client without instrumenting rendering layer
Method and system for determining frame rate of multimedia content streaming on a client device are presented herein. The method includes selecting a region within a screen of a computing display device displaying a video stream. One or more image frames of the video stream in the region are recorded. Changes in the color composition between the recorded image frames are detected. Based on the changes in the color composition, the frame rate of the video stream is determined.
US11336952B2 Media content identification on mobile devices
A mobile device responds in real time to media content presented on a media device, such as a television. The mobile device captures temporal fragments of audio-video content on its microphone, camera, or both and generates corresponding audio-video query fingerprints. The query fingerprints are transmitted to a search server located remotely or used with a search function on the mobile device for content search and identification. Audio features are extracted and audio signal global onset detection is used for input audio frame alignment. Additional audio feature signatures are generated from local audio frame onsets, audio frame frequency domain entropy, and maximum change in the spectral coefficients. Video frames are analyzed to find a television screen in the frames, and a detected active television quadrilateral is used to generate video fingerprints to be combined with audio fingerprints for more reliable content identification.
US11336948B1 System for providing music content to a user
A user may employ a user device (e.g., a television (TV) and a set-top box (STB)) to access a television system via a network. The television system may include one or more content servers (CSs) (e.g., a VOD server, an HTTP server, or other media server) for providing, among other things, a VOD service to the user and a broadcast transmission system for transmitting a multitude of linear television channels. Television system and/or user device is/are operable to enable the user to interact with an enhanced TV service (ETS) that allows the user to easily navigate among various different programmed linear channels (a.k.a., “streaming channels”) and VOD services. The ETS may be hosted in the television system, in user device, or in a combination of the two.
US11336945B2 Extended recording time apparatus, systems, and methods
An embodiment for recording a channel that is communicating a program of interest identifies a selected program for recording as a program of interest based upon a characteristic of the selected program, the characteristic of the selected program corresponding to at least one characteristic associated with the program of interest, records an advance period corresponding to a period before a beginning of the program of interest, and records a following period corresponding to a period after a conclusion of the program of interest.
US11336944B2 Method for controlling a display parameter of a mobile device and computer program product
A method is proposed for controlling a display parameter of a mobile device. The mobile device comprises a display and a first imaging unit. The method comprising the step of positioning and orienting the display with respect to a reference plane located at a reference position, such that the first imaging unit faces towards the reference plane. Then a first image is generated by means of the first imaging unit, wherein the first image depends on ambient light incident on the first imaging unit and emitted from at least one ambient light source. A first light level is calculated from the first image, wherein the first light level is indicative of a first fraction of the incident ambient light which illuminates the reference plane by means of specular reflection of the incident ambient light at the display. Finally, the display parameter is adjusted depending on the first light level.
US11336941B2 Apparatus and method for presentation of holographic content
A method that incorporates teachings of the subject disclosure may include, for example, receiving, by a system comprising a processor, holographic video data and a descriptor file associated with the holographic video data, where the holographic video data comprises encoded holographic wave front images that are generated by reconstructing holographic interference patterns associated with a target object, determining, by the system, presentation characteristics from the received descriptor file, and presenting, by the system, holographic video content decoded from the holographic video data, at a portion of a display device. Other embodiments are disclosed.
US11336940B1 Systems and methods for generating a schedule
Data indicative of times at which at least one item of supplemental video content was output via a plurality of client devices may be received. A first time at which the at least one item of supplemental video content was output via a greatest quantity of client devices of the plurality of client devices may be determined. A second time at which the at least one item of supplemental video content was output via a second greatest quantity of client devices of the plurality of client devices may also be determined. A schedule associated with output of the at least one item of supplemental video content may be generated based at least on the first time and the second time.
US11336939B2 Dynamic content reordering
In various example embodiments, a system and method for dynamically ordering content and discrete content segments are presented. A set of discrete content segments is received having a first order for distributing the set of discrete content segments during a display of a media stream. Each discrete content segment includes a set of ordering factors. Event data is received. The event data is representative of a set of events depicted by the media stream. A set of event instances is determined from the event data representing the set of events depicted by the media stream. A second order is generated for the set of discrete content segments based on the set of event instances and the sets of ordering factors.
US11336938B2 Pre-positioning of streaming content onto communication devices for future content recommendations
Facilitating pre-positioning of streaming content onto communication devices is provided herein. A system can comprise a processor and a memory that stores executable instructions that, when executed by the processor, facilitate performance of operations. The operations can comprise facilitating an identification of a first multimedia content stream and a second multimedia content stream. The identification can be based on a usage preference of a defined entity associated with a communication device. The operations can also comprise, in response to a determination that an available network satisfies a defined network criterion, facilitating pre-positioning, at a data store of the communication device, the first multimedia content stream and the second multimedia content stream.
US11336936B2 Systems and methods for time-shifted prefetching of predicted content for wireless users
The disclosed technology includes systems and methods for time-shifted prefetching of predicted content for wireless users. The disclosed technology can include a method of prefetching video data. The method can include retrieving video data and feature data and generating a video candidate set comprising selected videos. The method can include determining principal components of each video in the video candidate set by performing a principal component analysis. Furthermore, the method can include determining predicted videos using a k-nearest neighbor classifier. The predicted videos can be videos of the video candidate set that are likely to be viewed by a user at a future time. The method can include outputting instructions to the user device to prefetch the predicted videos by downloading the predicted videos to the user device.
US11336934B2 Broadcast signal transmitting/receiving apparatus and method
Disclosed is a broadcast signal transmitting method. A broadcast signal transmitting method according to an embodiment of the present invention may comprise: generating low level signaling (LLS) information; processing the LLS information into IP packets; generating link layer packets by link layer processing the IP packets; and generating a broadcast signal by physical layer processing the link layer packets.
US11336931B2 Display apparatus and method of displaying content
Provided are a rotatable display device and a method of displaying content using the same. The display device includes a display; and a controller configured to control the display to display first video content based on a first source, sense pivoting of the display while the first video content is displayed, and control the display, in response to the pivoting, to display second video content based on at least one second source different from the first source, the second video content being different from the first video content.
US11336926B2 System and method for remote-hosted video game streaming and feedback from client on received frames
A method and system are provided for streaming a video game from a server to a client. One example system includes the server configured to generate video frames for the video game responsive to input received from the client. An encoder that processes the video frames to generate compressed video frames and storing past encoder states in memory associated with the encoder. The server is configured to transmit the compressed video frames to the client. The server is configured to receive a feedback signal from the client to determine when one or more of the compressed video frames that were sent were not been received by the client. The encoder is configured to generate one or more next video frames as compressed video frames that are dependent on compressed video frames that are known to have been successfully received based on the feedback signal.
US11336924B2 Point of view multimedia provision
A point of view multimedia provision may be provided. Embodiments of the provision may enable entities to integrate detection devices within a venue for data capture. The provision may further enable entities to implement access points to receive and transmit captured data from the detection devices. Users of the provision may use embodiments to ingest, analyze and process the data according to certain rules. Subsequently, the processed data may be combined into point-of-view content provided to end users. End users may use embodiments of the provision to request specific point of view content, receive such requested content, manipulate the content and provide feedback based on the provided content.
US11336917B2 Image decoding apparatus and image coding apparatus
An image decoding apparatus including a header decoder configured to decode, from coded data, a flag indicating whether dependent quantization is enabled and a flag prohibiting transform skip residual quantization, and a TU decoder configured to decode a transform coefficient in a TU block in an RRC mode in which a LAST position is coded, the LAST position corresponding to a decoding start position for the transform coefficient, or a TSRC mode in which the LAST position is not coded. The TU decoder performs dependent quantization in the RRC mode in a case that the transform coefficient for transform skip is decoded in the TSRC mode, and does not perform dependent quantization in the RRC mode in a case that the transform coefficient for transform skip is decoded in the RRC mode.
US11336916B2 Encoder, a decoder and corresponding methods for inter-prediction
An inter-prediction method and apparatus are provided. An initial motion vector is obtained for a current block. Search space positions are determined according to the initial motion vector. Matching costs for the search space positions are checked according to a checking order to select a target search space position with a minimal matching cost. A refining motion vector of the current block is determined based on the initial motion vector and the target search space position. A central search space position is determined first according to the checking order, and the central search space position is pointed to by the initial motion vector.
US11336915B2 Global motion vector video encoding systems and methods
Systems and methods for improving operational efficiency of a video encoding system used to encode image data are provided. In embodiments, the video encoding system includes a low resolution pipeline that includes a low resolution motion estimation block, which generates downscaled image data by reducing resolution of the image data and performs a motion estimation search using the downscaled image data and previously downscaled image data. The video encoding system also includes a main encoding pipeline in parallel with the low resolution pipeline that includes a motion estimation block, which determines a global motion vector based on data from the low resolution motion estimation block. The main encoding pipeline may utilize the global motion vector in determining a candidate inter prediction mode.
US11336907B2 Video encoder, video decoder, and corresponding encoding and decoding methods
Techniques are described of a linear model prediction mode. A set of reconstructed neighboring luma samples are determined. Two pairs of luma value and chroma value are determined according to N reconstructed neighboring luma samples, N reconstructed neighboring chroma samples, M reconstructed neighboring luma samples, and M reconstructed neighboring chroma samples. The minimum value of the N reconstructed neighboring luma samples is not less than the maximum luma value of the remaining reconstructed neighboring luma samples of the set of reconstructed neighboring luma samples. The maximum value of the M reconstructed neighboring luma samples is not larger than the minimum luma value of the remaining reconstructed neighboring luma samples of the set of reconstructed neighboring luma samples. M>1 and N>1. Linear model parameters are determined based on the two pairs of luma value and chroma value, and a predictive block is determined based on the linear model parameters.
US11336904B2 Video coding using a saliency map
A video coder includes a processing resource and a non-transitory storage device containing instructions executable by the processing resource to compute a weighted Δ frame based on a saliency map and a Δ frame. The saliency map is to indicate the relative importance of each pixel in a current frame based on its perceptual significance. The Δ frame is to include differences between corresponding pixels in a current frame and a motion predicted frame.
US11336890B2 Encoder and decoder, encoding method and decoding method for versatile spatial partitioning of coded pictures
A video decoder for decoding an encoded video signal including encoded picture data and indication data of a picture of a video to reconstruct the picture of the video is provided. The video decoder includes an interface configured for receiving the encoded video signal, and a data decoder configured for reconstructing the picture of the video by decoding the encoded picture data using the indication data. The picture is partitioned into a plurality of coding areas. One or more coding areas of the plurality of coding areas include two or more coding tree units of the plurality of coding tree units, wherein each coding area of the one or more coding areas which includes two or more coding tree units exhibits a coding order for the two or more coding tree units of the coding area.
US11336889B2 Moving image encoding device and method for reducing flicker in a moving image
The moving image encoding device maintains high encoding efficiency and performs encoding to reduce flicker occurrence in reproducing a moving image in moving image encoding processing by including an acquisition unit acquiring a succeeding frame of the target frame in encoding frame order when an encoding target frame is the inter picture in encoding a moving image including frames for which an intra or inter picture is determined; a determination unit determining whether an occurrence degree of flicker presumed in decoding the encoded moving image satisfies a criterion, based on characteristics of the target frame and the succeeding frame; and a generation unit 53 generating, when the determination result indicates that the criterion is satisfied, as a prediction target image used in encoding the target frame, a provisional prediction image based on the succeeding frame and a reference frame referred to by the target frame.
US11336886B2 Display apparatus and display system
A three-dimensional display apparatus providing a plurality of view points at a view zone includes a directional display structure including a plurality of first sub-pixels configured to display a plurality of first sub-images, and a plurality of second sub-pixels configured to display a plurality of second sub-images; a plurality of grating structures including a plurality of first grating structures configured to perform diffraction of light such that the first sub-images are directionally transmitted, and a plurality of second grating structures configured to perform diffraction of light such that the second sub-images are directionally transmitted; a reflector between the directional display structure and the view zone reflecting the first sub-images being directionally transmitted to a first view point and the second sub-images being directionally transmitted to a second view point, thereby displaying a three-dimensional image. The first and second view points can be different but within a same view zone.
US11336883B2 Method and system for three-dimensional surface measurement with a mobile device
A three-dimensional (3D) imaging system includes a mobile device that has a display screen configured to display a series of patterns onto an object that is to be imaged. The mobile device also includes a front-facing camera configured to capture reflections of the series of patterns off of the object. The system also includes a controller that is configured to control a timing of the series of patterns that appear on the display screen and activation of the front-facing camera in relation to the appearance of the series of patterns.
US11336876B2 Projection system and image uniformity compensation method thereof
A projection system and an image uniformity compensation method thereof are provided. The method includes the following steps. A test image is projected onto a projection surface by a projection device. When the test image is projected, a plurality of color measurement devices is used to perform measurement on the projection surface to acquire a plurality of test color data corresponding to a plurality of measurement positions respectively. An estimated image is established by using the plurality of test color data. Uniformity compensation information of each pixel is updated according to a target value and each piece of pixel information of the estimated image. An initial image is compensated according to the uniformity compensation information to generate a uniformized image, which is then projected by the projection device.
US11336869B2 Motion detection methods and motion sensors capable of more accurately detecting true motion event
A motion detection method utilized for a motion sensor includes: capturing a monitoring image; entering a recording mode when one intensity change value between the monitoring image and a pre-stored background image is higher than a first threshold and a trigger signal is received from an auxiliary sensor; and entering the recording mode when the intensity change value is higher than a second threshold before the trigger signal is received; wherein the second threshold is higher than the first threshold.
US11336867B2 Method of tracking a mobile device and method of generating a geometrical model of a real environment using a camera of a mobile device
A method of tracking a mobile device comprising at least one camera in a real environment comprises the steps of receiving image information associated with at least one image captured by the at least one camera, generating a first geometrical model of at least part of the real environment based on environmental data or mobile system state data acquired in an acquisition process by at least one sensor of a mobile system, which is different from the mobile device, and performing a tracking process based on the image information associated with the at least one image and at least partially according to the first geometrical model, wherein the tracking process determines at least one parameter of a pose of the mobile device relative to the real environment. The invention is also related to a method of generating a geometrical model of at least part of a real environment using image information from at least one camera of a mobile device.
US11336864B1 Waiting notifications for videoconferencing sub-meetings
One example system for providing notifications to videoconferencing sub-meetings includes a processor and at least one memory device. The processor establishes a videoconferencing session associated with a host. The videoconferencing session can include a main meeting, a sub-meeting, and a waiting queue. The processor can move the host from the main meeting to the sub-meeting, and subsequently move a new participant into the waiting queue. The processor can generate a notification that the participant has entered the waiting queue and determine that the host has moved to the sub-meeting. The processor can route, to the host in the sub-meeting using a stored connection of the host to the main meeting, a notification of the participant entering the waiting queue, and subsequently allow the host to admit the new participant.
US11336862B2 Apparatus and method for transceiving broadcast signal
A method for transmitting a broadcast signal according to an embodiment of the present invention comprises generating service layer signaling information for discovery and acquisition of a broadcast service and a content component of the broadcast service; generating service list information including for service list building and discovery of the service layer signaling information; and physical layer processing of the service list information, service layer signaling information, and content component.
US11336860B2 Solid-state image capturing device, method of driving solid-state image capturing device, and electronic apparatus
An AD conversion circuit with reduced comparator noise is disclosed. In one example, a solid-state image capturing device includes at least three stacked substrates, in which for each pixel block, a first substrate includes a photoelectric conversion unit that generates electric charges according to incident light, a transfer transistor, and a floating diffusion, a second substrate includes one comparator that compares a signal according to a voltage of the floating diffusion with a reference signal, a third substrate includes a code generation circuit that generates a code of a counter, a storage unit that stores the code, and a timing control circuit that controls a timing of storing the code in the storage unit, and the solid-state image capturing device further includes a pixel array in which a plurality of the pixel blocks is arranged.
US11336859B2 Global shutter in pixel frame memory
In an image sensor, some pixels in an array contain a sampling circuit to sample the light intensity and a capacitor to store an analog value representing the intensity at that pixel. Alternatively, a group of pixel circuits will be equipped with such sampling and capacitor circuits. This allows simple redundancy-reducing computations with a relatively simple pixel architecture.
US11336857B2 Solid-state imaging device, method for driving solid-state imaging device, and electronic apparatus
A fuzzy extractor includes an initial key generating part including a true random number generator, and a key regenerating part. The true random number generator generates a true random number using a read-out signal read from the reading part or a pixel signal read from the pixels of the pixel part in a true random number generation mode. The initial key generating part generates helper data and an initial key based on the true random number generated by the true random number generator and variation information acquired as a response when the initial key is generated. The key regenerating part generates, when a key is regenerated, a unique key based on helper data acquired when the initial key is generated and variation information acquired as a response including an error when the key is regenerated.
US11336855B2 Analog-digital converter, analog-digital conversion method, and imaging device
An analog-digital converter that includes voltage acquisition circuitry that acquires a voltage value of an analog signal in a settling period, calculation circuitry that calculates a predicted convergence voltage value of the analog signal based on the voltage value of the acquired analog signal, reference signal generation circuitry that generates a ramp wave reference signal based on the predicted convergence voltage value, comparison circuitry that compares the voltage value of the analog signal with the ramp wave, measurement circuitry that measures a time period from a generation of the reference signal to a time before the voltage value of the analog signal intersects with the ramp wave of the reference signal, and addition circuitry that derives a convergence voltage value of the analog signal by adding a voltage value corresponding to the measured time period and a voltage value based on the predicted convergence voltage value.
US11336852B2 Pixel collection circuit and image sensor
The present disclosure provides a pixel collection circuit and an image sensor. The pixel collection circuit includes: a photoelectric detection module configured to monitor an optical signal in real time and output a corresponding electric signal; a triggering generation module configured to generate a triggering generation signal when a change frequency of the electric signal exceeds a predetermined frequency threshold and an amplitude of the electric signal meets a predetermined condition, and output the triggering generation signal to the interface logic module; and the interface logic module configured to output a triggering state signal upon the receipt of the triggering generation signal.
US11336847B2 Solid-state imaging device
A solid-state imaging device according to an embodiment includes a first charge detector, a first output circuit and a pulse generator. The first charge detector includes a plurality of first pixels and is configured to detect charges accumulated in the plurality of first pixels. The first output circuit is configured to amplify the charges detected by the first charge detector and output the charges as an output signal. The pulse generator is configured to generate a sampling pulse to extract a charge signal from the output signal during a period different from a signal output period in which the output signal is outputted.
US11336841B2 Controller and information processing system for vehicle
A controller for a vehicle includes: a disaster determining section that determines presence or absence of damage caused by a disaster; and an activating section that activates a capturing section mounted on the vehicle. An information processing system is an information processing system that includes plural vehicles and a server. The vehicle activates the capturing section mounted on the vehicle at the time of the disaster, and sends a video image captured by the capturing section and location information to the server. The server accumulates the video images sent from the plural vehicles, and associates the video images with map information.
US11336838B2 Image processing apparatus and medical observation system
An image processing apparatus includes circuitry configured to: set a luminance adjustment mode to one of a first luminance adjustment mode that performs luminance adjustment with preset sensitivity and a second luminance adjustment mode that has sensitivity of the luminance adjustment lower than the sensitivity of the first luminance adjustment mode and suppresses luminance of a high luminance region based on an observation state of an imager configured to capture a target; and perform the luminance adjustment in the set luminance adjustment mode.
US11336836B2 Image capturing apparatus and control method thereof
An image capturing apparatus comprises an interface configured to connect to an external apparatus, a transmitting unit configured to transmit image data to an external apparatus connected by the interface, a processing unit configured to encode the image data with a predetermined format, a determination unit configured to determine whether or not image data to be encoded by the processing unit includes decoding information for decoding the image data, and a control unit configured to switch, based on the determination result, between processing for transmitting image data encoded by the processing unit and the decoding information to the external apparatus and processing for transmitting an image file in which image data including the decoding information is encoded to the external apparatus.
US11336833B1 Remote user field of view-based camera orienting
In a system including a processor and a computer-readable medium in communication with the processor, the computer-readable medium includes executable instructions that, when executed by the processor, cause the processor to control the system to perform receiving, from a remote system via a communication network, a first remote field of view (FOV) of a remote subject; causing, based on the received first remote FOV, a camera orienting unit to orient a camera in a first orientation, wherein the camera oriented in the first orientation has a first local FOV corresponding to the first remote FOV received from the remote system; upon orienting the camera in the first orientation, causing an image capturing unit to capture a first local image through a display; and transmitting, to the remote system via the communication network, the captured first local image.
US11336829B2 Display control apparatus capable of performing display control for display apparatus with variable orientation, control method therefor, and storage medium
A display control apparatus includes an obtainment unit capable of obtaining a captured image, and a control unit that performs control to display the captured image on a display device, wherein the control unit performs control to, when the orientation of the display device is horizontal, display the captured image in a first size on the display device, display a first item in a first region located along a first side of the display device, and display a second item in a second region located along a second side of the display device, and when the orientation of the display device is vertical, display the captured image in the first size on the display device, and display the first item and the second item nearer than when the orientation of the display device is horizontal.
US11336826B2 Method and apparatus having a function of constant automatic focusing when exposure changes
A method and an apparatus for focusing are provided. The method includes: determining that imaging mode switches from a third imaging mode to a fourth imaging mode, wherein the third imaging mode comprises a mode in which a non-depth camera is used to take a picture, and the fourth imaging mode comprises a mode in which a depth camera is used to take a picture; creating a third feature template, wherein the third feature template is used to record depth information of a target object; and searching for an image of the target object according to the third feature template in the fourth imaging mode.
US11336823B2 Method and system for activity detection with obfuscation
A camera system includes a camera configured to capture first video of a scene in the form of first image frames. The camera system also includes an infrared sensor configured to capture second video of the scene in the form of second image frames. The system also includes a processor in communication with the camera and the infrared sensor. The processor is configured to obfuscate one or more portions of the scene.
US11336819B2 Methods and apparatus to capture photographs using mobile devices
Methods and apparatus to capture photographs using mobile devices are disclosed. An example apparatus includes a photograph capturing controller to capture a first photograph. The apparatus further includes a blurriness analyzer to determine a probability of blurriness of the first photograph. The probability of blurriness is based on an analysis of a portion of the first photograph, the portion excluding a region of the first photograph associated with an auto-focus operation. The example apparatus also includes a photograph capturing interface to prompt a user to capture a new photograph to replace the first photograph when the probability of blurriness exceeds a blurriness threshold.
US11336817B2 Advanced video conferencing systems and methods
The present disclosure generally provides for advanced single camera video conferencing systems and methods related thereto. The advanced single camera video conferencing system features a hybrid optical/digital camera, herein a camera device, having a controller that is configured to execute one or more of the methods set forth herein. In one embodiment, a method includes optically framing a first portion of a video conferencing environment to provide an actual field-of-view, digitally framing a second portion of the video conferencing environment to provide an apparent field-of-view that is encompassed within the actual field-of-view, generating a video stream of the apparent field-of-view, surveying the actual field-of-view to generate survey data, and detecting changes in the survey data over time. The method may be performed using a single camera device using a single image sensor.
US11336812B2 Storage and signaling of entrance pupil parameters for immersive media
A method, apparatus, and computer program product provide for receiving, storing, and providing parameters associated with an entrance pupil of an omnidirectional lens. In the context of a method, the method receives parameter information associated with an entrance pupil of an omnidirectional lens. The method stores one or more elements of the parameter information in one or more data structures. The method provides the one or more data structures for use in one or more image formation tasks.
US11336807B2 Integrated image sensor and lens assembly
An integrated image sensor and lens assembly comprises an image sensor substrate, an image sensor assembly mounted on the image sensor substrate and housing an image sensor, the image sensor assembly having one or more side walls, a lens barrel including one or more lenses, and an adhesive formed between a region of the lens barrel and the one or more side walls, the region being directly adhered to the one or more side walls via the adhesive.
US11336806B2 Dual-function display and camera
A display screen includes a plurality of pixels, wherein each pixel in the plurality of pixels includes at least one light-emitting element; and a plurality of light sensors, wherein each light sensor in the plurality of light sensors is disposed adjacent to a corresponding light-emitting element of a pixel in the plurality of pixels and is configured to convert received light into an electrical signal corresponding to a portion of an image.
US11336805B2 Method of calibrating a vehicular trailering assist system
A method of calibrating a vehicular trailering assist system includes hitching a trailer to a vehicle having a rearward viewing camera. Frames of image data are captured by the camera when the vehicle is towing the trailer hitched to the vehicle to determine presence of the trailer and to determine if the particular trailer is a trailer for which the system is calibrated. Responsive to determination that the particular trailer is not a trailer for which the system is calibrated, the system assigns an initial trailer beam length before starting a calibration drive and collects data during the calibration drive. The system iteratively estimates the trailer beam length and, when the predicted trailer angle least deviates from the current determined trailer angle during the calibration drive, the system determines a final estimated trailer beam length for use by the vehicular trailering assist system in determining trailer angles.
US11336804B2 Stereoscopic visualization camera and integrated robotics platform
A robotic imaging apparatus is disclosed. A robotic imaging apparatus includes a robotic arm, a stereoscopic camera, and a sensor positioned between the robotic arm and the stereoscopic camera. The sensor transmits output data that is indicative of translational and/or rotational force imparted on the stereoscopic camera by an operator. The robotic imaging apparatus also includes a processor that is configured to determine a movement sequence for the robotic arm based on a current position of the robotic arm and the output data from the sensor and to cause at least one of the joints of the robotic arm to rotate based on the determined movement sequence via one or more motor control signals provided to the at least one joint. The rotation of the at least one joint provides power-assisted movement of the robotic arm based on the detected translational and/or rotational forces imparted by the operator.
US11336803B2 Information processing apparatus, information processing method, program, and interchangeable lens
There is provided an information processing apparatus, an information processing method, a program, and an interchangeable lens each capable of appropriately correcting shading of an image having a plurality of viewpoints. A communication unit receives shading information associated with shading of each of a plurality of ommatidium images that are included in a captured image acquired by one image sensor and correspond to images formed by lights respectively concentrated by a plurality of ommatidium lenses that are a plurality of lenses so disposed as not to overlap with each other in an optical axis direction and are included in an interchangeable lens when the interchangeable lens is fitted to a camera body including the image sensor. A correction unit corrects shading of each of the plurality of ommatidium images that are included in the captured image acquired by the image sensor and respectively correspond to the plurality of ommatidium lenses on the basis of the shading information. For example, the present technology is applicable to a camera system or the like which captures an image.
US11336801B2 Apparatus and method for performing color conversions using machine learning
An information processing apparatus configured to store a machine-learned model that learned, by machine learning, a relationship between a type of a printing medium, an amount of a coloring material on the printing medium per unit area, and an image including a gradation image and printed on the printing medium; and estimate, based on a selection information and a imaging information, by using the machine-learned model, a limit value indicating a maximum value or a minimum value of an amount of the coloring material to be used for printing on the printing medium by the printing section per unit area; and create, by using the limit value, a color conversion profile including information regarding mapping between a coordinate value in a color space and an amount of the coloring material.
US11336799B2 Imaging device including pixels having individually settable incident angle directivity
The present technology relates to an imaging device and method, and an image processing device and method that can more easily suppress unauthorized use and tampering of an image.An object is imaged by an imaging element including a plurality of pixel output units that receives incident light entering without passing through either an imaging lens or a pinhole, and that each outputs one detection signal indicating an output pixel value modulated by an incident angle of the incident light, and a detection image obtained by the imaging and formed by a detection signal obtained in the pixel output units of the imaging element is output without associating with a restoration matrix including coefficients used when a restored image is restored from the detection image. The present disclosure can be applied to, for example, an imaging device, an image processing device, an information processing device, an electronic device, a computer, a program, a storage medium, a system, and the like.
US11336798B2 Image forming system, image forming apparatus, and document server apparatus
A system includes an image forming apparatus, a first document server apparatus, and a key server apparatus, the image forming apparatus being configured to determine whether document data is private or public, when the document data is determined to be private, then determine a level accessible to the document data, and transmit level information indicating the level and the document data to the first document server apparatus, the first document server apparatus being configured to receive the level information and the document data from the image forming apparatus, generate a document ID for identifying the document data, store the document data in association with the document ID, transmit the document ID to the image forming apparatus, determine an accessible user ID that identifies a user accessible to the document data based on the level information, generate a public key and a private key used to encrypt the document data.
US11336794B2 Using middleware for generating vector graphics imaged security documents
A method is provided of digitally imaging a secure portion and a non-secure portion of scratch-off-coating protected documents of at least one game using middleware. The method includes: (a) generating the secure variable indicia in non-vector raster format; (b) generating vector graphics to be imaged on physical document locations; (c) assigning the secure variable indicia in a non-vector raster format to documents in and shuffling the documents throughout a print run; and (d) linking via middleware the secure variable indicia in the non-vector raster format to associated vector graphics variable indicia to be digitally imaged on the documents and to generate vector graphics-formatted data for each document in the print run. The secure variable indicia assignment and shuffling are executed by non-vector raster game generation software output that is reinterpreted by the middleware to produce related vector graphic output for the secure variable indicia.
US11336791B2 Printer USB hub for peripheral connections
Printing devices herein comprise an internal power supply within the body of the printing devices. Also, a processor and printing components are within the body and connected to the internal power supply. A user interface is external to the body and is connected to the processor and the internal power supply. The user interface has a universal serial bus (USB) connection. A USB hub structure is within the body and is connected to the processor, the internal power supply, and the user interface. The USB hub structure includes an integrated circuit (IC), a power connector connected to the internal power supply, and a plurality of USB connectors connected to the IC. The USB connectors can extend through the body and one of the USB connectors connects the USB connection of the user interface to the processor and the internal power supply.
US11336788B2 Information processing apparatus and non-transitory computer readable medium for combining written information with image of document
An information processing apparatus includes a processor. The processor is configured to receive an image of a document; extract first information and second information from information image printed on the document, the first information being related to writing on the document by a user, the second information indicating a position and a size of an area into which the first information is to be combined with the image of the document; and perform control to ensure the area indicated by the second information so that the area does not overlap a printed portion in the document and to combine the first information into the area.
US11336787B2 Image scanning device
An image scanning device according to aspects of the present disclosures includes a transparent plate member on which an original document can be placed, a line sensor configured to receive a light emitted from a light source and reflected by the original document, and output an electrical signal according to the reflected light, a holding member configured to cover an upper surface of the plate member, and a controller. The controller is configured to obtain a first electrical signal corresponding to a first reflected light when the light source emits light having a first light amount, obtain a second electrical signal corresponding to a second reflected light when the light source emits light having a second light amount, and determine a particular scanning mode for scanning the original document placed on the plate member based on an image difference value calculated from the first and second electrical signals.
US11336782B2 Image forming apparatus for creating image including multiple document images, and image forming method, and recording medium therefore
An image forming apparatus includes circuitry to scan a first document, dispose an image of the scanned first document at a predetermined location in accordance with a form including an image of a second document and information on the predetermined location at which the image of the first document is to be disposed in the image of the second document, combine the disposed image of the first document and another image different from the image of the second document included in the form to generate an output image, and output the output image.
US11336781B2 Communication system including information processing apparatus and image processing apparatus, and information processing apparatus thereof, and storage medium that allow displaying of information associated with verified user authentication information
Provided is an information processing apparatus and a control method thereof. The apparatus includes a user interface unit that accepts an operation made by a user and a wireless communication unit that communicates wirelessly with an information terminal. A user authentication is executed in response to a user authentication request from the information terminal via the wireless communication unit. In the event of the authentication succeeding, a screen displayed by the user interface unit is not switched in the case where there is a logged-in user who has been authenticated through the user interface unit in response to the user authentication request, whereas the screen displayed by the user interface unit is switched in the case where there is no such logged-in user.
US11336778B2 Image forming apparatus that provides notification when communication with a portable terminal is enabled
An image forming apparatus includes an image forming portion, a first communication portion for communicating with a portable terminal through near field wireless communication by using a first communication type in response to holding of the portable terminal thereover, a second communication portion, capable of communicating with the portable terminal on the basis of communication with the portable terminal by using the first communication type, for carrying out wireless communication with the portable terminal by using a second communication type broader in communication range than the first communication type, and a sound generating portion for generating a notification sound for notifying that communication between the portable terminal and the second communication portion is enabled in response to enablement of the communication between the portable terminal and the second communication portion.
US11336777B2 Image processing apparatus, control method for image processing apparatus, and storage medium
There is provided an image processing apparatus that is characterized by: reading an original document and generating image data; performing transmission of an electronic mail to which the image data is attached; performing, according to an end of the transmission of the electronic mail, transmission of an end notification mail for notifying the end of the transmission of the electronic mail; setting a transmission destination to which the end notification mail is transmitted; and deciding whether or not to permit the attachment of the image data to the end notification mail, according to the transmission destination.
US11336775B2 Non-transitory computer readable medium and content information distribution server with usage of location information of mobile device
A non-transitory computer readable medium stores a program causing a computer to execute a process utilizing location information. The process includes a first control process and a second control process. The first control process includes, in response to receiving of a radio signal used for short-range wireless communication from a transmitter, temporarily activating a location information detector that detects location information, and causing the location information detector to detect the location information. The second control process includes transmitting the location information detected by the location information detector to a server that provides a service utilizing the location information.
US11336774B2 Information processing apparatus, method, and product comparing new and old versions of submitted data to specify inspection affected by difference
An information processing apparatus configured to, on the basis of submitted data, generate a quality report for a printed material inspected by an inspection apparatus is provided. The apparatus comprises a first specifying unit that, when the submitted data is a new version and an old version of the submitted data is present, specifies a difference by comparing the new version of the submitted data with the old version of the submitted data; a second specifying unit that, on the basis of the difference, specifies an inspection for which an inspection result will be affected by the difference; and a creation unit that creates a quality report which makes it possible to distinguish, among inspection results received from the inspection apparatus, an inspection result for the inspection that will be affected from another inspection result.
US11336767B2 Methods and apparatus for bypassing holds
Automated monitoring of a voice communication session, when the session is in an on hold status, to determine when the session is no longer in the on hold status. When it is determined that the session is no longer in the on hold status, user interface output is rendered that is perceptible to a calling user that initiated the session, and that indicates that the on hold status of the session has ceased. In some implementations, an audio stream of the session can be monitored to determine, based on processing of the audio stream, a candidate end of the on hold status. In response, a response solicitation signal is injected into an outgoing portion of the audio. The audio stream can be further monitored for a response (if any) to the response solicitation signal. The response (if any) can be processed to determine whether the end of the on hold status is an actual end of the on hold status.
US11336765B2 Authentication and control of incoming communication
An incoming communication processing system and method is disclosed for providing communication and data services to residents of a controlled facility. Specifically, the incoming communication processing system allows outside parties to initiate communications to residents of a controlled facility. The incoming communication processing system may work in conjunction with or separately from an outgoing communication processing system. Many restrictions and safeguards may be implemented within the incoming communication system in order to prevent improper use.
US11336763B2 Incoming call processing method, mobile terminal, and computer storage medium
Disclosed is an incoming call processing method, applied to a mobile terminal and including: after receiving an incoming call carrying an INVITE signaling, determining, according to the INVITE signaling, a type of a calling number corresponding to the incoming call; determining whether the incoming call is a malicious call based on the type of the calling number; and intercepting the incoming call when it is determined that the incoming call is a malicious call. Also disclosed are a mobile terminal and a computer storage medium.
US11336760B2 Method, device for controlling retractable camera, and storage medium
The present disclosure relates to a method, device, and storage medium for controlling a retractable camera. The method can include receiving an instruction for ejecting the retractable camera, detecting whether the mobile terminal meets a condition indicating that the camera has a risk of damage when being ejected, and disabling the instruction for ejecting the retractable camera when the mobile terminal meets the condition indicating that the camera has a risk of damage when being ejected. In the present disclosure, after the instruction for ejecting the retractable camera is received, the retractable camera is not ejected immediately. On the contrary, the mobile terminal is first determined whether meets the condition indicating that the camera has a risk of damage when being ejected. When the mobile terminal meets the condition indicating that the camera has a risk of damage when being ejected, the instruction for ejecting the camera is disabled.
US11336751B2 Method for operating a fieldbus system and gateway
A method operates a field bus system, wherein the field bus system has: a gateway, which has a network connection for a network of a specified type and a fieldbus connection for a fieldbus, and a number of fieldbus nodes, wherein the fieldbus nodes are coupled to each other and to the gateway via the fieldbus for the purpose of data exchange. Addressing takes place in the network of the specified type by network addresses, wherein the network addresses have a first part which designates a destination address, and a second part which designates a port of the destination address. The method comprises the steps of: creating a bus configuration, wherein the bus configuration assigns a destination address to a port, and performing a network address translation using the gateway based on the bus configuration created.
US11336744B2 Methods and systems for communicating relevant content
Methods and systems are described for efficient communication of content. A user device may request content from a content device. The content device may determine a browsing context of the user device. A user model based on machine learning may be determined based on the browsing context. The user model may be used to predicted additional content that might be requested by the user device. The additional content or a portion thereof may be sent to the user device in parallel with the originally requested content. As the user device rejects, accepts, or further requests the additional content, the user model may be further refined.
US11336737B2 Opt-out compliance
Methods, systems, and computer readable medium for improving opt-out compliance are disclosed. A method includes identifying an opportunity to transmit a digital component to a client device that is identified by a given unique identifier, accessing a database, identifying, within the database and based on the accessing, an opt-out timestamp specifying when a given user corresponding to the given unique identifier was presented the opt-out opportunity, determining, whether the timestamp indicates that the user was presented with the opportunity within a specified amount of time, and processing the opportunity by submitting the opportunity to transmit the digital component to third party digital component sources in response to determining that the given user was presented with the opportunity within the specified amount of time, or refraining from submitting the opportunity in response to determining that the given user was not presented with the opportunity within the specified amount of time.
US11336734B1 System and method for aggregating communication connections
A system and methods are provided for aggregating communication connections. Multiple users connect to a system (e.g., a web-based system) that hosts an application or service for exchanging communications. Users who exchange communications among themselves may be considered “associates.” When one user who is on-line with the application sends a communication through the system for an associate, the system determines whether the associate is on-line or off-line. If the associate is off-line, the system crafts and sends toward the associate a notification regarding the communication, including an address of the communication server to which the one user is connected. When the associate's device receives the notification, the application may attempt to connect to the specified address. In this way associated users' connections will aggregate or gravitate toward the same communication server, thereby eliminating the latency and cost of exchanging users' communications between multiple communication servers.
US11336732B1 IoT licensing platform and architecture
Techniques are described for managing licenses of Internet of Things devices. One embodiment includes receiving, at a network management system, a request to allocate a license to a first endpoint device. Real-time device metadata and state data for the first endpoint device are accessed. Embodiments select a license instance, from a plurality of license instances, to allocate to the first endpoint device, based at least in part on the real-time device metadata and state data for the first endpoint device. The selected license instance is assigned to the first endpoint device and at least an indication that a valid license has been assigned to the first endpoint device is transmitted to the first endpoint device.
US11336731B1 Methods and systems for identifying devices and positions of devices in an IoT environment
Methods and systems for identifying devices in an Internet of Things (IoT) environment are provided. A method includes detecting at least one action initiated by a user using a user device; generating at least one device type watermark for each of one or more second devices capable of performing the at least one action; transmitting, to an IoT cloud server, a request including at least one time slot for each of the one or more second devices, the request requesting each of the one or more second devices to indicate the at least one device type watermark in the at least one time slot; and identifying at least one second device to perform the at least one action, among the one or more second devices, based on detecting the at least one device type watermark indicated by the at least one second device.
US11336728B2 System and method for enabling access to resources
A system for enabling access to resources in a setting so that a number of requesters can efficiently access limited resources. The system may be implemented as a custom set of devices integrated in a setting, or may be retrofitted into existing equipment in some settings. A user interface is available to each potential requester that can be used to submit a request to access a resource. A server is configured to receive requests and use a variety of information to manage those requests and provide a notification via the user interfaces of when and where a user should proceed to in order to access a resource. The server also implements one or more techniques or procedures for managing the flow of traffic through the setting and to the resources to ease congestion and improve flow and access.
US11336726B2 System and method for server based control
A system and method in a building or vehicle for an actuator operation in response to a sensor according to a control logic, the system comprising a router or a gateway communicating with a device associated with the sensor and a device associated with the actuator over in-building or in-vehicle networks, and an external Internet-connected control server associated with the control logic implementing a PID closed linear control loop and communicating with the router over external network for controlling the in-building or in-vehicle phenomenon. The sensor may be a microphone or a camera, and the system may include voice or image processing as part of the control logic. A redundancy is used by using multiple sensors or actuators, or by using multiple data paths over the building or vehicle internal or external communication. The networks may be wired or wireless, and may be BAN, PAN, LAN, WAN, or home networks.
US11336722B2 Data transmission for data replication system
Some embodiments provide a non-transitory machine-readable medium that stores a program. The program receives from an application a set of data objects for transmission to a computing system. The set of data objects have a type. The program further identifies a data handler definition from a plurality of data handler definitions based on the type of the set of data objects. Each data handler definition in the plurality of data handler definitions specifies a type of data object and a communication protocol. The program also transmits the set of data objects to the computing system using the communication protocol specified in the identified data handler definition.
US11336717B1 Server picking in a virtual private network
A method for server picking in a virtual private network (VPN), the method comprising obtaining information from a connection request received from a requesting user device requesting VPN services; determining a parameter based at least in part on the obtained information; comparing the determined parameter with a current parameter associated with a current user device currently receiving VPN services; and determining an optimal VPN server for providing VPN services to the requesting user device based at least in part on a result of comparing the determined parameter with the current parameter. Various other aspects are contemplated.
US11336715B2 Load balancing method, apparatus and system
The present invention discloses a load balancing method, apparatus and system. In the present invention, a network management and control center of a basic network system interacts with a service management and control center of a network service system, and determines a load balancing policy according to entity information about service function execution entities in the network service system; and the network management and control center generates an execution flow table according to the load balancing policy, and controls a network device to perform a load balancing operation according to the execution flow table. The present invention is applicable to a network service system comprising a service function execution entity in a transparent mode, so as to implement load balancing processing on the service function execution entity in transparent mode in the network service system.
US11336713B2 Methods, devices and systems for a distributed coordination engine-based exchange that implements a blockchain distributed ledger
A distributed system that implements an online exchange may comprise a plurality of server nodes, each of which being configured to receive exchange transaction proposals from customers of the online exchange over a computer network and each being configured to store a copy of a blockchain distributed ledger of completed exchange transactions. A distributed coordination engine may be coupled, over the computer network, to the plurality of server nodes and may receive a plurality of exchange transaction proposals from the plurality of server nodes. The distributed coordination engine may be being further configured to achieve consensus on the plurality of exchange transaction proposals and to generate, in response, an ordering of agreed-upon exchange transaction proposals that includes the plurality of exchange transaction proposals on which consensus has been reached. This ordering of agreed-upon exchange transaction proposals is identically provided to each of the server nodes and specifies the order in which the server nodes are to execute exchange transactions and to update their copy of the distributed ledger. The ordering of agreed-upon exchange transaction proposals may optionally be re-ordered and identically provided to each server node to conform to the local orderings at the exchange transaction proposal's node server of origin.
US11336705B2 Displaying content from multiple devices
Systems and methods of content sharing on a display are provided by establishing connections between a receiver, moderator client device and a plurality of member client devices via a local network that includes at most one node in the communication pathway between any two endpoints in the network, such as a display and one of the plurality of member client devices. The moderator client device transmits a request to promote a first one of the plurality of member client devices to the receiver, which then receives and transmits to the display content from the first one of the plurality of member client devices. The moderator client device also may monitor the screen displays of the plurality of member client devices; enable the receiver to simultaneously show on the display content from two or more of the plurality of member client devices; request transfer of data from the plurality of member client devices to the moderator client device; or delegate moderator authority or control to a subset of the member client devices.
US11336703B1 Automated notification of content update providing live representation of content inline through host service endpoint(s)
The present disclosure is directed to automated notification generation, where a generated notification comprises a live representation of a content update that is linked and synchronized with a distributed collaborative canvas (or other source content) comprising the content portion which is being updated. A non-limiting example of a content update is a message notification, such as an at-mention (@mention), that is included inline within a content portion. Other triggers for automated notification generation are also described. Generation of an exemplary notification comprises a contextual relevance analysis that not only selects, for a recipient of the message notification, a specific host application/service endpoint to present the notification in but also determines how/what specific content to present inline within the selected host application/service endpoint. The notification is automatically generated and provided to a selected host application/service endpoint for rendering of the notification inline with content of the host application/service endpoint.
US11336702B2 Interaction information transmission method and apparatus
This application provides an interaction information transmission method and apparatus. The method includes: receiving, by a calling terminal from an RBT-AS, an SDP message including interaction information related to a video ring back tone; receiving, by the calling terminal from the RBT-MRS, a video ring back tone media stream including the video ring back tone; and playing, by the calling terminal, the video ring back tone in a display interface, and displaying interaction content related to the interaction information. Since the RBT-AS configures the interaction information into the SDP message and sends the SDP message to the calling terminal, the calling terminal does not need to perform decoding and can directly obtain the interaction information and the RBT-AS does not need to encode the interaction information either. Therefore, encoding and decoding processes are not required at a transmit end and a receive end respectively, avoiding extra processing overheads.
US11336692B1 Employing SNI hostname extraction to populate a reverse DNS listing to protect against potentially malicious domains
Server Name Indication (SNI) hostname extraction to populate a reverse Domain Name System (DNS) listing to protect against potentially malicious domains. In some embodiments, a method may include detecting a Transport Layer Security (TLS) handshake between a first client application and a first server application, extracting an SNI hostname and an Internet Protocol (IP) address from the TLS handshake, populating the reverse DNS listing with the SNI hostname as a domain paired with the IP address, detecting communication between a second client application and the IP address, accessing the reverse DNS listing to determine the domain paired with the IP address, determining that the domain is a potentially malicious domain, and in response to determining that the domain is a potentially malicious domain, performing a remedial action to protect against the potentially malicious domain.
US11336683B2 Systems and methods for preventing replay attacks
Disclosed herein includes a system, a method, and a device for preventing replay attacks in a cluster. A first node in the cluster having a plurality of nodes can receive an indication of a node event. The first node can access a first sequence number from a storage corresponding to a previous communication between the plurality of nodes. The first node can adjust the first sequence number by a delta indicative of an average number of communications between the plurality of nodes in the cluster in a determined time period to generate a second sequence number. The first node can transmit a packet including the second sequence number to the plurality of nodes in the cluster. The second sequence number can be used by the plurality of nodes to reset a starting sequence number for communications between the plurality of nodes to prevent replay attacks in the cluster.
US11336680B2 Tailored security configuration of least-privilege applications
Techniques for tailoring security configurations for least-privilege applications are provided. In one technique, multiple software artifacts associated with a software application are identified. For each software artifact, a call graph is generated, the call graph is added to a set of call graphs, and a set of dependencies for the software artifact is detected. The set of call graphs are combined to generate a merged call graph. One or more portions of the merged call graph are pruned to generate a pruned call graph. Annotation data is stored that associates elements in the pruned call graph with the set of dependencies for each software artifact. Based on the annotation data, reachable dependencies are identified. Based on the reachable dependencies, a set of security policies is generated for the software application.
US11336679B2 Combinatorial test design for optimizing parameter list testing
A method includes receiving test objective data indicates an objective to be achieved during a cybersecurity test of a target system. An attack tree is generated by processing the test objective data into attack tree data including a plurality of data parameter sets and links between data parameter sets. Complexity of the attack tree is analyzed based on the test objective data using a combinatorics model. The attack tree is reduced to achieve the objective of the cybersecurity test based on the analyzed complexity of the attack tree.
US11336678B2 Methods and systems for security analysis of applications on mobile devices brought into an enterprise network environment
Application security analysis including systems and methods for analyzing applications for risk is provided. In an example method, the applications reside on a mobile device configurable to access an enterprise system. The example method includes evaluating each of a plurality of applications variously for privacy, data leakage, and malicious behavior. The example method also includes calculating a risk score for each of the plurality of applications based on the evaluating; and automatically remediating (e.g., quarantining) the applications, of the plurality of applications, for which the risk score meets or exceeds a risk score threshold. The method may evaluate all of the applications residing on a mobile device. The method may include grouping application behaviors, for each of the applications, that indicate an increased risk into groups comprising two or more of privacy risk, a data leakage risk, an account takeover risk, a device takeover risk, and a malware risk.
US11336677B2 Online portal for improving cybersecurity risk scores
Determining an entity's cybersecurity risk and benchmarking that risk includes non-intrusively collecting one or more types of data associated with an entity. Embodiments further include calculating a security score for at least one of the one or more types of data based, at least in part, on processing of security information extracted from the at least one type of data, wherein the security information is indicative of a level of cybersecurity. Some embodiments also comprise assigning a weight to the calculated security score based on a correlation between the extracted security information and an overall security risk determined from analysis of one or more previously-breached entities in the same industry as the entity. Additional embodiments include calculating an overall cybersecurity risk score for the entity based, at least in part, on the calculated security score and the weight assigned to the calculated security score.
US11336668B2 Method and apparatus for detecting abnormal behavior of groupware user
Disclosed is a method of detecting whether a groupware user's behavior is an abnormal behavior. The method includes acquiring a uniform resource identifier (URI) from the user's behavior, generating a URI sequence from the URI on the basis of a predetermined time interval, preprocessing the URI sequence to generate a primitive URI sequence, calculating a log probability value from the primitive URI sequence, and detecting whether the user's behavior is an abnormal behavior on the basis of the log probability value and a predetermined threshold value.
US11336665B2 Identifying malware-suspect end points through entropy changes in consolidated logs
Example methods disclosed herein to determine whether a first monitored device is compromised include determining a first entropy value for the first monitored device based on a first number of unique event identifiers included in log entries obtained for the first monitored device, the log entries associated with a first time window. Disclosed example methods also include determining a second entropy value for the first monitored device based on numbers of unique event identifiers included in corresponding groups of log entries obtained for respective ones of a plurality of monitored devices including the first monitored device, the groups of log entries associated with the first time window. Disclosed example methods further include determining whether the first monitored device is compromised based on the first entropy value and the second entropy value, and performing an action in response to a determination that the first monitored device is compromised.
US11336663B2 Recording medium on which evaluating program is recorded, evaluating method, and information processing apparatus
A non-transitory recording medium on which an evaluating program related to a cyberattack is recorded, the evaluating program making a computer perform: collecting a plurality of pieces of cyberattack information; analyzing the collected plurality of pieces of cyberattack information; identifying an address of a cyberattack source included in the plurality of pieces of cyberattack information; determining an address group as a monitoring target of the cyberattack based on the identified address; calculating an evaluation value related to reliability of setting the address group as the monitoring target according to a state of detection of a cyberattack from an address included in the determined address group; and performing an output corresponding to the calculated evaluation value.
US11336660B2 Methods and apparatuses for identifying replay transaction based on blockchain integrated station
Computer-implemented methods, apparatuses, and system for processing transactions using a blockchain integrated station are provided. The blockchain integrated station includes a central processing unit (CPU) and an intelligent network card. The intelligent network card includes a processor different from the CPU. The intelligent network card is coupled with one or more caches. The blockchain integrated station serves as a blockchain node of a blockchain network. The intelligent network card is configured to receive a transaction of the blockchain network; identify the transaction as a replay transaction by operations comprising: comparing the transaction with historically received transactions in the one or more caches; and in response to a comparison result indicates that the transaction is the same as one of the historically received transactions, determining the transaction as a replay transaction.
US11336656B2 Verification apparatus, vehicle-to-x communication device, method and use
A verification apparatus for a vehicle-to-X (V2X) communication device, designed to verify received V2X messages and configured to conduct the verification of received V2X messages depending on a determined temperature value. A V2X communication device including the verification apparatus, a corresponding method and the use of the verification apparatus or communication device as also disclosed.
US11336650B1 Systems and methods for producing access control list caches including effective information access permissions across disparate storage devices
The disclosed computer-implemented method for producing access control list caches including effective information access permissions across disparate storage devices may include (i) receiving, at a computing device, an instruction to prepare an access control list (ACL) cache and (ii) performing a security action. The security action may include (A) recursively parsing, at the computing device, at least one respective ACL for information stored on at least two disparate storage devices, (B) identifying, at each step of recursion, each direct user and each indirect user having information access permissions in at least one of the respective ACLs, (C) determining, for each unique user in the respective ACLs, per-control point effective permissions, and (D) storing the per-control point effective information access permissions in the ACL cache. Various other methods, systems, and computer-readable media are also disclosed.
US11336647B2 Error handling for media access control security
Embodiments improve error detection and recovery in media access control security sessions. A MACsec session is torn down after three liveness time intervals elapse without receiving a MACsec key exchange protocol data unit (MKPDU) from a remote peer. This delay between a cessation of effective network communication over the MACsec session and the expiration of the three “liveness” intervals results in increased packet loss and an increased network convergence time as a network continues to route/forward data over the MACsec session for a period of time after the MACsec session has entered secure block mode. To solve this problem, embodiments define a new alarm, called a MACsec link alert, which is raised earlier than a MACsec session timeout generated by traditional embodiments. The MACsec link alert is raised, by at least some embodiments, after a failure to successfully receive an MKPDU from the remote peer after a single MACsec “liveness” timeout interval elapses.
US11336645B2 Computing system providing SaaS application access with different capabilities based upon user personas
A computing system may include at least one client computing device and a server configured to authenticate the at least one client computing device based upon a user account, with the user account having an enterprise persona and a private persona associated therewith. The server may be further configured to determine whether the enterprise persona or the private persona is active based upon a context associated with the at least one client computing device. When the enterprise persona is active, the server may provide access to a Software as a Service (SaaS) application with a first set of capabilities enabled, and when the private persona is active, the server may provide access to the SaaS application with a second set of capabilities enabled that is different than the first set of capabilities.
US11336638B2 Apparatus and method for automated email and password creation and curation across multiple websites
A machine has a network interface circuit for connection with a network. A processor is connected to the network interface circuit. A memory is connected to the processor. The memory stores instructions executed by the processor to maintain primary contact information for a user, content delivery preferences for the user, and resource access credentials for the user, where the resource access credentials include an automatically generated user name and password to automatically access a resource connected to the network. Transaction details from the resource connected to the network are received. The content delivery preferences are applied to the transaction details to form a transaction record for the user. The transaction record is supplied to the user utilizing the primary contact information.
US11336631B2 Authorization method
An authorization method by an application stored in a memory includes obtaining, by the application, a client identifier of a client that is generated by a user center; performing, based on the client identifier, permission verification on an authorization credential, in response to authorization information being received by the application, the authorization information includes the authorization credential, the authorization credential is sent by the user center to the client; and allowing access of the client to the application in response to the permission verification on the authorization credential succeeding.
US11336630B2 Device in multicast group
A device in a multicast group includes an encryptor/decryptor, a key storage, a security interface and a data processing requestor. The security interface performs receiving and storing a group key and a publisher key from and in the key storage when the device is registered as a publisher, and receiving and storing the group key from and in the key issuing when the device is registered as a subscriber; receiving a request for encrypting first data from the data processing requestor; determining whether the device is an authorized publisher; and transmitting the first data and the read group key to the encryptor/decryptor when the result of the determining indicates the device is the authorized publisher; receiving a first encrypted data generated by encrypting the first data using the group key; and transmitting the first encrypted data to the data processing requestor.
US11336629B2 Deterministic load balancing of IPSec packet processing
Certain embodiments described herein are generally directed to systems and methods for deterministic load balancing of processing encapsulated encrypted data packets at a destination tunnel endpoint. For example, certain embodiments described herein relate to configuring a destination tunnel endpoint (TEP) with an encapsulating security payload (ESP) receive side scaling (RSS) mode to assign each incoming packet, received from a certain source endpoint (EP), to a certain RSS queue based on an identifier that is encoded in an SPI value included the packet.
US11336626B2 Encryption of management frames for securing long training field sequence generation and scheme for transmitting sounding signal indications
The disclosure provides some embodiments for securing long training field (LTF) sequence. A responding station (RSTA) configures a location management report (LMR) frame. The LMR frame is configured to include an LMR in respect of a previous measurement, and data to be used to generate a null data packet (NDP) for a current measurement that is to be performed following the previous measurement. The RSTA further encrypts the LMR frame using protected management frames (PMF) scheme, and transmits the encrypted LMR frame to an initiating station (ISTA) for generating an LTF sequence for the current measurement. In response to receiving an NDP announcement (NDPA) and an NDP for the current measurement from the ISTA, the RSTA generates an NDP for the current measurement based on the NDPA and the data using CCMP, and transmits the NDP to the ISTA.
US11336620B2 Enforcing a segmentation policy in co-existence with a system firewall
A segmentation firewall executing on a host enforces a segmentation policy. In a co-existence mode, the segmentation firewall operates in co-existence with a system firewall that enforces a security policy. The segmentation firewall is configured to either drop packets that do not match any permissive rule or pass packets that match a permissive rule to the system firewall to enable the system firewall to determine whether to drop or accept the passed packets. To enable efficient operation of the segmentation firewall when operating in co-existence with the system firewall, the segmentation firewall may include a plurality of rule chains and may be configured to exit a chain and bypass remaining rule chains upon an input packet matching a permissive rule of the segmentation policy.
US11336619B2 Host process and memory separation
A host computer system may be configured to connect to a network. The host computer system may be configured to implement a workspace, an isolated computing environment, and a host-based firewall. The host computer system may be configured to isolate the isolated computing environment from the workspace using an internal isolation firewall. The internal isolation firewall may be configured to prevent data from being communicated between the isolated computing environment and the workspace, for example, without an explicit user input. The host computer system may be configured to determine, using one or more environmental indicators, a relative location of the host computer system. The processor may be configured to select a firewall policy based on the relative location of the host computer system. The firewall policy may include a configuration to apply to one or more of the internal isolation firewall or the host-based firewall.
US11336618B2 Security apparatus, attack detection method, and storage medium
A security apparatus includes a receiver that receives a frame front at least one network, a parameter storage that stores at least one examination parameter defining a content of an examination on a frame, and processing circuitry that performs operations. The operations include judging whether a predetermined condition is satisfied for the frame received by the receiver. When the predetermined condition is satisfied, updating the stored at least one examination parameter, and when the predetermined condition is not satisfied, not updating the stored at least one examination parameter. The operations also include executing an examination, based on the stored at least one examination parameter, as to whether the frame received by the receiver is an attack frame, and performing a process depending on a result of the execution of the examination such that an influence of an attack frame on at least one electronic control unit is suppressed.
US11336617B2 Graphical representation of security threats in a network
A method includes, at a server in a network, detecting for a user device network incidents relating to one or more security threats in the network using a plurality of threat detectors over a predetermined time period, each of the network incidents including one or more behavior indicators; assigning the network incidents into one or more groups, wherein each group corresponds to a type of security threat; generating a graph for a particular group of the user device, wherein the graph includes a plurality of nodes each representing a behavior indicator in the particular group, and wherein generating the graph includes assigning an edge to connect two nodes of the plurality of nodes if the two nodes correspond to behavior indicators that belong to a same network incident; and displaying the graph on a graphical user interface for a user.
US11336613B2 Systems, methods, and media for controlling traffic to internet of things devices
Mechanisms for controlling traffic to an Internet of Things (IoT) device are provided, the mechanisms comprising: identifying a first IoT device having an Internet Protocol (IP) address and a Media Access Control (MAC) address; sending a first Address Resolution Protocol (ARP) broadcast on a local area network (LAN) indicating that the IP address of the first IoT device is to be associated with a MAC address of a router on the LAN; receiving first traffic on the LAN; extracting the IP Address of the first IoT device from the first traffic; determining that the first traffic is allowed; and forwarding the first traffic to the first IoT device by inserting the MAC address of the first IoT device in the first traffic and re-broadcasting the first traffic.
US11336609B2 System and method for identifying pairs of related application users
Systems and methods for passive monitoring of computer communication that does not require performing any decryption. A monitoring system receives the traffic exchanged with each relevant application server, and identifies, in the traffic, sequences of messages—or “n-grams”—that appear to belong to a communication session between a pair of users. Subsequently, based on the numbers and types of identified n-grams, the system identifies each pair of users that are likely to be related to one another via the application, in that these users used the application to communicate (actively and/or passively) with one another. The system may identify those sequences of messages that, by virtue of the sizes of the messages in the sequence, and/or other properties of the messages that are readily discernable, indicate a possible user-pair relationship.
US11336608B2 Smart enterprise email reduction
Techniques are described herein for managing email traffic and reducing the flow of incoming messages by providing alternate communication service between a sender of an email and a recipient of the email. The techniques include detecting a new email initiated via an email client from a sender's user device, the new email being addressed to a recipient's email address that is associated with a recipient's email account. The techniques also include triggering the email client to display an option for an alternate communication service to communicate with a recipient associated with the recipient's email address based at least on communication settings associated with the recipient's email account. The techniques further include receiving, from the sender's user device, a selection for the alternate communication service to communicate with the recipient.
US11336603B2 System and method for messaging in a networked setting
A processor-based messaging system is provided. The messaging system has a messaging engine in communication with a server, a context engine in communication with the messaging engine; and a reconfirmation engine in communication with messaging engine, the reconfiguration engine configured to utilize at least one variable to reconfigure the user data. A method of messaging is also provided.
US11336602B1 Dialog state tracking for assistant systems
In one embodiment, a method includes, by one or more computing systems, receiving, from a client system, an input in a multi-turn message thread, parsing the input to identify a plurality of hypothesis dialog states associated with the input, generating a plurality of functions corresponding to the plurality of hypothesis dialog states, calculating a plurality of probability scores for the plurality of functions, respectively, based on a prior dialog state associated with the message thread and a current user context, wherein each probability score represents a likelihood that the respective function is associated with an intended dialog state, and storing the plurality of functions if each of the probability scores is below a threshold probability score, wherein the plurality of functions is stored as a hierarchical set of functions that is used as the prior dialog state in response to a next input in the message thread.
US11336601B2 Publish-subscribe messaging systems, methods, apparatuses, computer programs and computer program products
Complete and partial object publication using, for example, MQTT or other protocol is described. In some embodiments, an emphasis is placed on keeping the amount of state information that the broker must maintain to a minimum, as well as allowing idempotent operations over objects in order to keep the object view between the subscribers consistent. Embodiments are described in which only the parts of an object have changed are transferred to the subscribers who subscribe to that object.
US11336599B2 Architecture for performing action in a third-party service by an email client
Disclosed are various approaches performing actions on data items in a third-party service with a network-accessible application programming interface from an email client. The email client can perform an action as specified by an email service profile, which specifies how to identify the email message, the data item and how to interact with the network-accessible application programming interface.
US11336597B1 Two-way real time communication system that allows asymmetric participation in conversations across multiple electronic platforms
Methods, systems, and apparatuses, including computer programs encoded on computer-readable media, for receiving a first communication as part of a conversation, from an unauthenticated user of a web browser. A conversation identifier is determined based on the first communication. A first responder, a communication protocol, and a communication address of the first responder is determined. The first communication is sent to the first responder and a first reply is received. The conversation identifier is determined based on the first reply and the first reply is mapped to the web browser. The first reply is sent to the web browser.
US11336596B2 Personalized low latency communication
Embodiments relate to personalized low latency communications. A method may include receiving a description of content of a message, receiving recipient data corresponding to at least two possible recipients within a population of possible recipients, and selecting a relevant subpopulation of the population. The selecting may include, for each of the at least two possible recipients, ranking a strength of an indirect relationship between the description and the recipient data. The indirect relationship may be based on the description, the recipient data and at least one additional data source. The selecting may also include, for each of the at least two possible recipients, adding a possible recipient to the relevant subpopulation based on the ranking of the indirect relationship associated with the possible recipient. The method may further include initiating a two-way communication channel between a sender of the message and the relevant subpopulation.
US11336594B2 Information processing system and information processing method
An information processing system and an information processing method to enable a conversation to be animated with a response of a virtual agent having proper personality corresponding to a communication situation between users. The information processing system includes: a virtual agent profile database that accumulates profiles of a plurality of virtual agents capable of communication on a network; and a controller that selects one virtual agent from the plurality of virtual agents in accordance with an analysis result of communication between real users, generates a message in accordance with the analysis result and the profile of the one virtual agent, and posts the generated message to a communication session between the real users.
US11336593B2 Data link layer device and packet encapsulation method thereof
A data link layer device and a packet encapsulation method are provided. The data link layer device includes a first and a second first-in-first-out (FIFO) module. The first FIFO module receives and stores multiple first data from an upper-layer module, and removes data gaps from the first data to store the first data in a continuous form. When the first FIFO module is not empty, the first FIFO module generates data of different lengths based on the current amount of data stored temporarily in the first FIFO module and a preset data length. When the data queue of the second FIFO module has enough space to receive the first data, the first FIFO module transfers the first data to the second FIFO module, and the first FIFO module transfers a header including the data length to a header queue of the second FIFO module.
US11336589B2 Allocating virtual resource based on blockchain
A method for allocating a virtual resource based on a blockchain, including: receiving resource allocation transaction sent by a client, wherein the resource allocation transaction includes a user identifier of a target user; in response to the resource allocation transaction, invoking verification logic in a smart contract deployed in the blockchain to verify whether a service indicator of the target user within a preset service cycle satisfies a virtual resource allocation condition; and when the service indicator satisfies the virtual resource allocation condition, invoking virtual resource allocation logic in the smart contract to allocate a preset amount of virtual resources to the target user from a virtual resource pool and transfer the preset amount of virtual resources to a blockchain account corresponding to the user identifier, wherein virtual resources in the virtual resource pool are associated with service profits of a service operator corresponding to service of the target user.
US11336586B2 Internet provider subscriber communications system
A method for communicating in real-time to users of a provider of Internet access service, without requiring any installation or set-up by the user, that utilizes the unique identification information automatically provided by the user during communications for identifying the user to provide a fixed identifier which is then communicated to a redirecting device. Messages may then be selectively transmitted to the user. The system is normally transparent to the user, with no modification of its content along the path. Content then may be modified or replaced along the path to the user. For the purposes of establishing a reliable delivery of bulletin messages from providers to their users, the system forces the delivery of specially-composed World Wide Web browser pages to the user, although it is not limited to that type of data.
US11336585B1 Dynamic allocation of edge network resources
An embodiment includes determining, based on historical data associated with a specific task, a baseline bandwidth recommendation for completing the specific task. The embodiment assigns, for a first time period, the specific task to a first computing device on a network. The embodiment allocates, for the first time period based on the baseline bandwidth recommendation, a first baseline bandwidth to the first computing device. The embodiment allocates, for the first time period, a portion of a shared buffer bandwidth as a first buffer bandwidth to the first computing device based on a weight value assigned to the specific task. The first buffer bandwidth combines with the first baseline bandwidth as a first total bandwidth for the specific task. The embodiment throttles, during the first time period, data packets associated with the specific task based on the first total bandwidth for the specific task.
US11336580B2 Methods, apparatuses and computer program products for transmitting data
Embodiments of the present disclosure provide methods, apparatuses and computer program products for transmitting data. A method comprises determining, at a source node, a traffic type of a packet to be sent to a destination node, the source node and the destination node having therebetween a plurality of network paths for different traffic types. The method further comprises including a mark indicating the traffic type in the packet. In addition, the method further comprises sending the packet including the mark to the destination node such that the packet is forwarded along one of the plurality of network paths specific to the traffic type. Embodiments of the present disclosure can transmit data using different network paths based on different traffic types of data so as to optimize network performance for different network requirements.
US11336579B2 Predictive Anycast traffic shaping
Gateway devices at different sites of a primary Anycast network provide access to the sites by advertising a first set of Anycast addresses. A secondary shadow Anycast network advertises different second sets of Anycast addresses from the different sites in order to predetermine traffic shifts that occur as a result of changing one or more of the second set of Anycast addresses that are advertised from one or more of the sites. A traffic shifting device may implement a predetermined traffic shift in the primary Anycast network by selecting a particular second set of network addresses that produces a traffic shift at least equal to the predetermined traffic shift, mapping the particular second set of network addresses to a modified first set of addresses, and modifying routing in the primary Anycast network by advertising the modified first set of addresses instead of the first set of addresses.
US11336577B2 Method and apparatus for implementing load sharing
The present disclosure discloses a method and an apparatus for implementing load sharing. The method includes: for a congested first link on a first forwarding node, selecting, by a network device, a packet flow forwarded by using the first link; selecting a second link that may be used to forward the packet flow and that is not congested after available bandwidth of the second link is occupied by the packet flow, where the second link is a link between the first forwarding node and a second forwarding node; selecting a first hash gene corresponding to the second link; determining that a third link is not in a congested state after available bandwidth of the third link is occupied by the packet flow; and saving the first hash gene in a source node of the packet flow, where the third link is a link that is on the second forwarding node.
US11336575B1 Identification and resolution of excessive data usage to alleviate network congestion
A network, such as a hybrid fiber-coaxial (HFC) network, may comprise a plurality of nodes. Each node may facilitate transmission of service signals between a service provider and a plurality of subscribers. If a node's utilization is determined to be above a predetermined threshold that is indicative of congestion on the node, a system associated with the service provider and/or a third party service may identify a subset of subscribers with excessive data usage. For example, the system may receive usage data for each subscriber serviced by the node, and compare the usage data to a total usage data among the subscribers serviced by the node and/or a standard to identify the subset. Once identified, the system may determine a cause of the excessive data usage for each subscriber within the subset, and determine an action to be performed based on the cause to alleviate the congestion on the node.
US11336572B2 Dynamic chain of service functions for processing network traffic in a virtual computing environment
The technology disclosed herein enables a dynamic chain of virtual service functions for processing network traffic in a virtual computing environment. In a particular embodiment, a method includes providing a service chain policy to a virtual routing element connecting the respective service functions and determining an initial classification of a network packet entering the dynamic service chain. The initial classification indicates at least a first service function in a sequence of the service functions for processing the network packet. The method further includes providing a service chain policy to a virtual routing element connecting the respective service functions. After the network packet has been processed by a one service function in the sequence and before the virtual routing element passes the network packet to a next service function in the sequence, the method provides applying the service chain policy to the network packet in the virtual routing element to determine the next service function and directing the network packet from the virtual routing element to the next service function. The process continues till the packet passes through all service functions till it reaches its destination.
US11336567B2 Service aware virtual private network for optimized forwarding in cloud native environment
Techniques for defining a service flow definition among container pods that provide services in a network. The techniques may include an orchestrator of a computer network platform of the network determining which container pods need to communicate with which container pods. The service flow definition thus indicates needed paths between the container pods. In configurations, a cluster topology may be determined where the cluster topology indicates corresponding nodes of the network in which each container pod is located, as well as end points of the network with which the corresponding nodes communicate. Based at least in part on the service flow definition and the cluster topology, corresponding route distribution policies may be determined for the end points. The corresponding route distribution policies may be applied to the end points.
US11336566B2 Transaction flow management based on operational troubles on a MAAS platform
A system and method for transaction flow management is provided. The system comprises a broker node device which collects operation information associated with a plurality of nodes of a MaaS network and determines an operational trouble associated one or more nodes of the plurality of nodes based on the collected operation information. The one or more nodes handle ticket transactions associated with a first trip plan of a sequence of trip plans included in a MaaS mobility service. The broker node device selects a first message routing policy based on the determined operational trouble and receives, based on the first message routing policy, a transaction message associated with the first trip plan from a first node of the first plurality of nodes. The broker node device routes the received transaction message to a second node of a same or different MaaS network based on the first message routing policy.
US11336564B1 Detection of active hosts using parallel redundancy protocol in software defined networks
This disclosure pertains to identifying a host using parallel redundancy protocol (PRP) and properly configuring communication circuits for the device in a software defined network (SDN). In one embodiment, a system includes a network in communication with a first communication host and a second communication host, the network comprising a plurality of switches interconnected with a plurality of physical links. An SDN controller in communication with the network includes a PRP identification subsystem to identify PRP traffic from the first communication host and destined for the second communication host. The SDN controller generates a first address resolution protocol (ARP) message directed to the second communication host and receive a first response from the second communication host to the ARP message that conforms to PRP. Based on the response, a traffic routing subsystem provisions communication flows between the first communication host and the second communication host to route PRP traffic.
US11336560B2 Gateway using multicast to unicast conversion
A multicast frame directed to a plurality of devices coupled to a network can be received, where the plurality of devices comprising at least one intended recipient device and at least one unintended recipient device. A destination unicast address corresponding to an intended recipient device can be identified. The multicast frame can be converted into a unicast frame directed to the intended recipient device, the unicast frame configured with the destination unicast address. The unicast frame can be blocked from accessing the unintended recipient device. The unicast frame can be provided to the intended recipient device.
US11336553B2 Dynamic monitoring and visualization for network health characteristics of network device pairs
Disclosed is a system and method for the dynamic monitoring of network health characteristics via a visualization platform. The platform receives collected information regarding network health characteristics and applies a rule set defining at least one threshold to classify each of the network health characteristics for each network component over a time period. The classifications can be represented visually on a graphical user interface to a network administrator, allowing the administrator to quickly discern which aspects of the network are operating properly and which aspects are not.
US11336551B2 Apparatus and methods for identifying and characterizing latency in a content delivery network
Methods and apparatus for identification and characterization of latency in a content delivery network. In one embodiment, interaction of users with content is recorded via collection of tuning records; the latency is then utilized to adjust the timing on the tuning records to account for lapses in time for sending these between entities of the network and the user devices, and for processing occurring at the devices. The latency is determined by taking into account a device specific latency component, and a network latency component. The network latency component is determined in one variant by sending a message to the device from the network requesting a response. Once the timing of the tuning records is adjusted, these tuning records may be relied upon as being accurate on a second-by-second basis. Accordingly, tuning records may be obtained and analyzed for content which lasts for a very short period of time.
US11336530B2 Spatio-temporal event weight estimation for network-level and topology-level representations
Presented herein are techniques to analyze network anomaly signals based on both a spatial component and a temporal component. A method includes identifying a plurality of factors that trigger a first anomaly signal by a first network node and a second anomaly signal by a second network node in a network comprising a plurality of network nodes, determining that the first network node is adjacent to the second network node in the plurality of network nodes, calculating an anomaly severity score for the first network node based on a number of co-occurring factors from among the plurality of factors that trigger both the first anomaly signal and the second anomaly signal, and adjusting the anomaly severity score for the first network node based on a value of a prior anomaly severity score for the first network node.
US11336526B2 Methods and systems for service policy orchestration in a communication network
Methods and systems are provided for service policy orchestration in a communication network. Orchestrating a service policy in a communication network may include, in response to receiving a service instance object and a first service event object; updating a service repository with the first service event object and the service instance object; selecting based on a first mapping table, at least one operator access domain linked to the first service event object for executing a service linked to the service policy; sending the first service event object and an operator specific service identifier to the selected at least one operator access domain, to allow the at least one operator access domain to update its service repository; receiving a first feedback data set from the at least one operator access domain; and updating a second mapping table with at least some data from the first feedback data set.
US11336525B1 Systems and methods for validating a container network function for deployment
A device may receive CNF data identifying a CNF to be deployed in a network and a configuration of the CNF and may validate connectivity between resources to be utilized to deploy the CNF to generate connectivity data indicating whether one or more connectivity issues exist. The device may validate packages to be utilized to deploy the CNF to generate package data indicating whether one or more package issues exist and may validate an NFVO to be utilized to deploy the CNF to generate NFVO data indicating whether one or more NFVO issues exist. The device may validate an NFVI to be utilized to deploy the CNF to generate NFVI data indicating whether one or more NFVI issues exist and may determine whether one or more issues are associated with deploying the CNF based on the connectivity data, the package data, the NFVO data, and the NFVI data.
US11336523B2 System and method for database access using a history walker
Systems and methods for a history walker interface to a time-based data structure are disclosed. A time-based data structure may contain information about updates to a set of records that change periodically over time. For example, a set of records that record state transitions of a task item as the task item progresses through its life cycle. An example task item may be represented by a change request or incident report in a help desk software application. The task item begins with an “open” state and may transition through any number of states (e.g., assigned, on-hold, test, customer response requested, etc.) on its way to ultimately being “closed” as completed. A history walker interface may assist application developers when creating applications to indicate how the task item transitioned through its different states throughout its lifecycle.
US11336521B2 Acceleration resource scheduling method and apparatus, and acceleration system
An acceleration resource scheduling method includes: receiving an acceleration instruction sent by the virtual machine, where the acceleration instruction includes to-be-accelerated data; determining a virtual accelerator allocated to the virtual machine; determining, based on the virtual accelerator, a network accelerator that is to process the acceleration instruction, and sending the acceleration instruction to the network accelerator, so that the network accelerator sends the acceleration instruction to a physical accelerator that is to process the acceleration instruction; receiving a computing result that is returned after the physical accelerator performs acceleration computing on the to-be-accelerated data by using the physical acceleration resource; and sending the computing result to the virtual machine.
US11336517B2 Method and apparatus for performing transmission
Provided are a method for performing, by a user equipment (UE), transmission via only a primary path in a wireless communication system, and an apparatus supporting the same. The method may include: configuring a split bearer, which has multiple L2 entities for both a master cell group (MCG) and a secondary cell group (SCG); when the UE transits from a first state to a second state, reconfiguring the primary path of the split bearer autonomously; and performing the transmission via only the primary path of the split bearer, wherein the primary path is related to an L2 entity for the MCG.
US11336514B2 Systems and methods for secure provisioning of SSH credentials
Embodiments relate to systems and methods for securely provisioning login credentials to an electronic device on a network, e.g., a consumer premises device (CPE) device, such as, among other devices, a modem. The login credential may be used, for example, for securely provisioning and configuring a CPE device.
US11336511B2 Managing network connected devices
Methods, systems, and computer program products for managing Internet of Things (IoT) network-connected devices.
US11336510B2 Information processing system, information processing method, and non-transitory recording medium
Provided is a log information generation apparatus and the like that generates log information where log of communication via a communication network are arranged in communication occurrence order. A log information generation apparatus provides time information including a second time in an information processing apparatus to a difference calculation apparatus in accordance with communication start information transmitted to a plurality of information processing apparatuses communicably connecting to a communication network at a start of communication processing via the communication network, the difference calculation apparatus calculating a difference between a input first time and a reference time; and generates log information associating arranged time with a content of communication processing, the arranged time obtained by arranging a time of the communication processing based on the difference calculated for the second time by the difference calculation apparatus.
US11336508B2 Transparent failover in a network interface controller
A network interface apparatus includes a host interface for connection to a host processor and a network interface, which includes multiple distinct physical ports. Processing circuitry associates each of a plurality of virtual entities running on the host processor with a respective one of the physical ports, so that while both of the first and second physical ports are operational, the processing circuitry transmits data packets on behalf of first and second virtual entities, using assigned upper-layer addresses, through associated first and second physical ports. In response to an indication that the first physical port has ceased to operate, the processing circuitry transmits the data packets on behalf of the first virtual entity through the second physical port without changing the upper-layer addresses.
US11336505B2 Persistent alert notes
The present disclosure is related to devices, systems, and methods for persistent alert notes. An example method can include receiving an alert message via a log management server, wherein the alert message indicates a current alert instance particular to a class of alerts, retrieving, in response to receiving the alert message, a note stored in association with the class of alerts via the log management server, wherein the note includes resolution information corresponding to a previous alert instance particular to the class of alerts, and providing the retrieved note via a user interface of the log management server.
US11336503B2 Co-management eligibility and enrollment
This document relates to a process for managing remote devices within an organization. Upon receiving device state information from the remote device, a cloud-based management server can analyze the device state information of the remote devices, and categorize the remote devices into a number of categories that reflect each device's state with respect to co-management enrollment. The categories can be presented to a user in order to provide a comprehensive view of the state of various remote devices in relation to their co-management state. Various co-management enrollment actions can then be issued to the remote devices in order to enroll a device in co-management, or upgrade a co-management category associated with the device.
US11336501B2 Signal generation apparatus and signal generation method
[Task] There is provided a signal generation apparatus and a signal generation method capable of performing mutual switching between a PAM N signal having n values and a PAM M signal having m values (m
US11336492B2 Chaotic shape-forming and matched filter-based wireless communication method
a chaotic shape-forming and corresponding matched filter-based wireless communication method is provided, and the method includes that: 1) data to be transmitted is prepared; 2) chaotic shape-forming filter is performed on a digital symbol to be transmitted to generate a baseband signal; 3) the baseband signal is transmitted and transferred by use of a radio frequency component and transmitting antenna of a conventional wireless communication system; 4) a wireless signal is received by use of a conventional receiving antenna, and down-carrier process is performed on the received signal to obtain a received baseband signal; 5) matched filter is performed on the received baseband signal; 6) wireless channel estimation and multipath interference cancellation judgment threshold calculation are performed; and 7) sampling judgment is performed on an output signal of matched filter, symbol sampling is performed on the output signal of the matched filter in Step 5), and the sampled signal is judged by use of a judgment threshold calculated in Step 6) to obtain a decoded output signal.
US11336484B2 Relay device
A relay device is one of relay devices each including (i) a common port connected to a terminal and (ii) two ring ports connected to other relay devices via communication lines. Upon receiving via the common port a frame whose destination is a terminal connected to a different relay device under one of the communication lines being abnormal, the relay device transmits the frame via both (i) one of the ring ports bypassing the abnormal communication line and (ii) a communication bus. In contrast, upon receiving a frame, whose destination is a terminal connected with the relay device, via one of the ring ports and a frame, whose destination is the terminal connected with the relay device, via the communication bus, the relay device determines whether the frames match. If the frames match, the relay device transfers the matched frame to the terminal via the common port.
US11336482B2 Policy-driven on-demand tunnel creation/deletion based on traffic information in a wide area network (WAN)
Techniques are described for policy driven on-demand tunnel creation and deletion between end points in a software-defined wide area network (SD-WAN) having a hub-and-spoke topology. A software-defined networking (SDN) controller that facilitates cloud-based services of a service provider network that sets up the SD-WAN is configured to determine whether a tunnel between end-points is to be created or deleted based on information indicative of the traffic, such as amount, time, application generating the traffic, and the like, between end-points.
US11336476B2 Scalable in-network computation for massively-parallel shared-memory processors
A network device configured to perform scalable, in-network computations is described. The network device is configured to process pull requests and/or push requests from a plurality of endpoints connected to the network. A collective communication primitive from a particular endpoint can be received at a network device. The collective communication primitive is associated with a multicast region of a shared global address space and is mapped to a plurality of participating endpoints. The network device is configured to perform an in-network computation based on information received from the participating endpoints before forwarding a response to the collective communication primitive back to one or more of the participating endpoints. The endpoints can inject pull requests (e.g., load commands) and/or push requests (e.g., store commands) into the network. A multicast capability enables tasks, such as a reduction operation, to be offloaded to hardware in the network device.
US11336475B2 Multicast packet transmission method, apparatus, and system
A multicast packet transmission method, apparatus, and system, where the method is applied to a multicast ring network and the method includes receiving, by a first network node in the multicast ring network through a first path in a clockwise direction of the multicast ring network, a first multicast packet from a second network node in the multicast ring network, receiving, by the first network node through a second path in an anticlockwise direction of the multicast ring network, a second multicast packet from the second network node, where a payload of the first multicast packet is the same as a payload of the second multicast packet, and forwarding, by the first network node, the first multicast packet or the second multicast packet to at least one multicast destination device connected to the first network node.
US11336474B2 Collaboration system for a virtual session with multiple types of media streams
A method for controlling data streams of a virtual session with several participants who access at least access one application in the virtual session can include use of a selected media processing and a signaling mode in a centralized process for each participant according to the individual requirements of the participant. The process can be controlled by a server. The selection of the media processing and/or signaling mode can be made on the basis of an evaluation of the terminal of the respective participant and the network bandwidth available to the respective participant. An evaluation scheme with a plurality of evaluation criteria can be provided for the evaluation, and possible media processing and/or signaling modes are ascertained for the respective participant.
US11336471B2 Achieving seamless service during unreachability of charging function entity
In one example, a session management function entity is configured to obtain an indication of a backup resource usage quota associated with a rating group of a user session for a user equipment configured to communicate via a mobile core network. The rating group is subject to online charging. The session management function entity determines that a charging function entity configured to provide an indication of a primary resource usage quota associated with the rating group is unreachable. In response to determining that the charging function entity is unreachable, the session management function entity allocates the backup resource usage quota associated with the rating group while the charging function entity is unreachable.
US11336469B2 Cable isolation system
A cable isolation system that includes a cable that includes a first end, a second end, and a cable transmission medium that extends between the first end and the second end. The cable isolation system also includes a first connector that is located on the first end of the cable, that is coupled to the at least one cable transmission medium, and a second connector that is located on the second end of the cable, that is coupled to the at least one cable transmission medium. A cable isolation device is provided in at least one of the cable, the first connector, or the second connector and transitions between a non-isolated state that allows data to be transmitted via the cable transmission medium, and an isolated state that prevents data from being transmitted via the cable transmission medium.
US11336466B1 Provisioning system for cloud-connected printers
A method, in a provisioning server, of provisioning a printer, includes: receiving a provisioning request from the printer, the provisioning request containing (i) a printer identifier, and (ii) an account identifier associated with the printer; obtaining, from a digital certificate issuer, a unique string; sending the unique string to the printer; receiving from the printer, in response to sending the unique string, a certificate signing request containing (i) the printer identifier, (ii) the account identifier, and (iii) an authentication token including the unique string signed with a private key of the printer; validating the certificate signing request; passing the validated certificate signing request to the digital certificate issuer; receiving, from the digital certificate issuer, a digital certificate encoding the printer identifier and the account identifier; and providing the digital certificate to the printer for storage.
US11336459B2 Method for granting access to a service provided by a connected device
The invention relates to a method for granting access to a service provided by a connected device for a user having a user's device and requesting said access, the method comprising the steps of: receiving by the user's device from the connected device a request to validate a user profile, a user profile corresponding to a list of at least one data item representing the user's capabilities to use a service provided by the given connected device; requesting by the user's device to a verification server associated to the at least one data item to validate said data item, and receiving a digital signature of said data item generated by the verification server as a proof of the validation; transmitting the data item of the user profile and its digital signature to a device belonging to the owner of the connected device for it to be informed that said data item is validated, the user profile being considered as validated when the digital signatures of all the data items listed in the user profile are correctly verified by the owner's device; granting for the user access to the service provided by the connected device when the user profile is validated.
US11336458B2 Evaluating authenticity of applications based on assessing user device context for increased security
Software applications to be installed on user devices are monitored. Authenticity of the applications is evaluated using trust factors. In some cases, the trust factors relate to security associated with a network being accessed by a user device. In response to the evaluation, an action is performed such as configuring or disabling execution of one or more components of an application.
US11336457B2 Method and system for pre-authorization of orphaned blockchain transactions
A method for expedited confirmation and inclusion of orphaned transactions in a blockchain network includes: receiving new blockchain transactions, confirming each of the new blockchain transactions, receiving a new block accepted for the blockchain that includes only a subset of the confirmed blockchain transactions, generating a subsequent new block that includes at least the orphaned transactions that were not included in the received new block, and transmitting the subsequent new block to one or more other nodes in the blockchain network.
US11336456B2 Message authentication system, apparatus, and message verification method
A first apparatus comprises an error correction coding part that receives a message M to be transmitted to a second apparatus, performs coding using a predetermined error correction code, and outputs a codeword C; a message authentication tag generation part that receives the message M and outputs a predetermined message authentication tag T; and a transmission part that transmits the codeword C and the tag T as transmission information S to the second apparatus. The second apparatus receives a message M* to be verified and a tag T′, which are obtained from the transmission information S, and determines that the message M* to be verified has not been tampered with when a tag T* obtained from the message M* to be verified and the tag T′ satisfy a predetermined identity criterion.
US11336450B2 System and method for implementing market data rights enforcement
An embodiment of the present invention is directed to delivering an entitlements model that scales to both mid-frequency and low-latency use cases. The innovative solution may be distributed in nature and able to operate in low priority threads alongside the main logic of the software. An embodiment of the present invention may be implemented as a software module with APIs for ease of adoption.
US11336448B2 On demand code decryption
A system and a method for protecting code are provided. Extraction of code to be protected takes place during an object-to-object transformation and that code is replaced with fake binary code. The extracted code to be protected may then be encrypted or otherwise obscured and stored in a separate region of an object file. A prior source-to-source file transformation can be provided to isolate and mark the code to be protected, and to inject additional source code to handle later decryption.
US11336447B2 Split security solutions for video/audio using SpaceFlip class ciphers
Audio files and Video files are processed with a new level of security by first spotting parts thereof with a strong entropic impact, and treating these sensitive parts (e.g. human faces, secret gadgets) with equivocation generating ciphers that would withstand quantum computer cryptanalysis.
US11336444B2 Hardware security module for verifying executable code, device having hardware security module, and method of operating device
Disclosed herein are a hardware security module, a device having the hardware security module, and a method for operating the device. The method for verifying integrity of executable code in a device includes dividing, by a Micro-Control Unit (MCU), executable code into multiple blocks, generating, by the MCU, hash values corresponding to the blocks resulting from the division, storing, by a Hardware Security Module (HSM), the generated hash values, calculating, by the MCU, at least one hash value, among hash values of the multiple blocks when the executable code boots, and comparing, by the HSM, the calculated hash value with a hash value corresponding to the calculated hash value, among the hash values stored in the HSM.
US11336443B2 Key distribution method and system based on synchronized broadband physical random sources
A key distribution method based on broadband physical random sources includes: utilizing a driving semiconductor laser to generate an optical signal, passing the optical signal through a phase modulator driven by a random signal and then equally dividing the phase-modulated optical signal into two identical paths, injecting the two identical paths into slave semiconductor lasers at both communication parties Alice and Bob's sides, respectively, to generate initial synchronized signals, using the generated initial synchronized signals as driving signals to phase-modulate optical signals generated by continuous-wave (CW) light sources, and inputting the modulated optical signals to dispersion modules; wherein after the modulated CW optical signals pass through the dispersion modules, two synchronized broadband noise-like random signals are generated, and then high-speed synchronized keys are generated by a post-processing method.
US11336440B2 Secure management and regeneration of cryptographic keys within a computing environment using permissioned distributed ledgers
The disclosed exemplary embodiments include computer-implemented systems, devices, and processes that securely manage and regenerate cryptographic keys using permissioned distributed ledgers. For example, a device may receive, from a first computing system, data indicative of a recordation of a first public key onto a distributed ledger. Based on an occurrence of a regeneration condition, the device may transmit, to a second computing system, a second public key and a first digital signature, and the second computing system may validate the first digital signature, apply a second digital signature to the second public key, and transmit the second public key and the digital signatures to the first computing system. The device also receives, from the first computing system, additional data indicative of a recordation of the second public key onto the distributed ledger, and based on the additional data, the device may invalidate the first private key.
US11336438B2 Remote approval and execution of restricted operations
Techniques are provided for approval and execution of restricted operations. One method comprises receiving a request to perform an operation from a user; providing a redirect request with a protected request to obtain approval from an approval system; receiving a protected request approval with the protected request that was generated by the approval system using a shared secret; comparing the received protected request to a regenerated request generated using information stored with the request; and initiating an execution of the operation in response to the comparing satisfying one or more approval criteria. The shared secret may be shared between an operation execution system and the approval system. The processing of the request, an approval result and/or the execution of the operation can be audited.
US11336437B2 Terminal identity protection method in a communication system
A method for determining a terminal ID from a message received from a terminal in a communication system avoids sending the terminal ID in the clear. In this system each terminal ID has an associated encryption key. A transmitted message comprises at least a Message Authentication Code (MAC), a n-bit hash, and encrypted message text. At least the terminal key and a nonce is used to generate the MAC, and neither the terminal ID or the terminal key are included in the transmitted message. An authentication broker stores the set of all (terminal ID, terminal key) pairs for the plurality of terminals in the communication system. The set of all terminal keys is grouped into at least two partitions, and on receipt of a message the authentication broker identifies the partition that includes the terminal key of the terminal that transmitted the received message using the n-bit hash (the search partition). The authentication broker then searches the search partition for the terminal key that authenticates the MAC to identify the terminal ID. In some embodiments the nonce is not included in the message but is known or obtainable by the terminal and the authentication broker. A partitioning function generates the «-bit hash from at least the nonce and a terminal key. In some embodiments the nonce is included in the received message and a partitioning function generates the n-bit hash by using the nonce to select n bits from the terminal ID. In some embodiments the partitions are arranged into hierarchical groups such as tree, and each node has a partition key, and the n-bit has is formed as the ordered set of MACs for the partition keys on the path from the root node to the leaf node partition that includes the terminal key.
US11336434B2 Internet of things networking authentication system and method thereof
An Internet of Things (IoT) networking authentication system and a method thereof are provided. The IoT networking authentication system includes an idle IoT apparatus and a networked IoT apparatus. The idle IoT apparatus encrypts a connection request according to a key to generate a connection request ciphertext and sends the connection request ciphertext. The networked IoT apparatus receives the connection request ciphertext and decrypts, according to the key, the connection request ciphertext to obtain the connection request. The networked IoT apparatus authenticates the idle IoT apparatus according to the connection request to generate an authentication result. The networked IoT apparatus determines, according to the authentication result and a networking condition, whether to allow the idle IoT apparatus to join an IoT network, so as to generate a connection response. The networked IoT apparatus outputs the connection response to the idle IoT apparatus.
US11336432B2 System and method for blockchain-based device authentication based on a cryptographic challenge
A system for blockchain-based authentication comprises an interface and a processor configured to (i) receive, by a first device, a command from a second device, where the first device is associated with a first trust certificate, (ii) receive a second trust certificate from the second device, (iii) communicate a cryptographic challenge using a public key of the second device to the second device, (iv) receive a response to the cryptographic challenge from the second device, (v) check whether the response matches with a predetermined correct response or not, and (vi) authenticate the second device and execute the commend received from the second device only if the response matches with the predetermined correct response.
US11336427B1 Circuit of communication interface between two dies and method to manage communication interface
A circuit of communication interface between dies is provided. The circuit includes a first interface of the first die having a serializer to serialize an input data of N bits a serialized data for transmitting out and a second interface of the second die having a de-serializer to receive and deserialize the serialized data into a de-serialized data. In addition, an interconnection structure connected between the first die and the second die to connect the serializer and the de-serializer, wherein the interconnection structure is an interposer or a redistribution layer of a semiconductor structure to form a parallel bus for transmitting the serialized data in one line of the parallel bus between the first die and the second die. A clock generator provides a first clock to a first ripple counter of the serializer and a second clock to a second ripple counter of the de-serializer.
US11336424B1 Clock drift estimation
Systems and methods for clock drift estimation are disclosed. For example, sensor data may be received that indicates occurrence of one or more environmental conditions that have been predetermined to impact clock crystal frequencies of a device clock. Predictive filters and/or machine learning models may be utilized to determine the impact of the environmental condition on clock drift, and clock drift values may be generated based at least in part on the sensor data. Corrections to content processing, such as the changing of resampling rates, may be applied to compensate for the clock drift value change, which may allow for the time-synchronous output of content as between two or more devices, including while the environmental condition is present.
US11336420B2 Methods and wireless communication nodes for improving transmission link performance
A method for improving transmission link performance, performed by a first communication node for wireless communication with a second communication node is provided. The method includes obtaining information of a delay spread of first signals sent between the first communication node and the second communication node and determining at least one of a plurality of different values of a sub-carrier spacing for transmission of second signals between the first communication node and the second communication node, based on the obtained information of the delay spread. The method further includes initiating transmission of the second signals between the first communication node and the second communication node based on the determined at least one value of the sub-carrier spacing.
US11336417B2 Controlling UE behavior for CSI/SRS reporting during DRX
The invention relates to a method for transmitting a periodic channel quality report (CSI) and/or a sounding reference symbol (SRS) from a UE to an eNodeB. To avoid double decoding at the eNodeB in transient phases, a deterministic behavior of the UE is defined by the invention, according to which the eNodeB can unambiguously determine whether the UE will transmit the CSI/SRS or not. According to one embodiment, the UL grants and/or DL assignments received until and including subframe N-4 only are considered; UL grants and/or DL assignments received by the UE after subframe N-4 are discarded for the determination. Additionally, DRX-related timers at subframe N-4 are considered for the determination. In a second embodiment, DRX MAC control elements from the eNodeB, instructing the UE to enter DRX, i.e., become Non-Active, are only considered for the determination if they are received before subframe N-4, i.e., until and including subframe N-(4+k).
US11336415B2 System and method for enabling reliable and low latency communication
A system and method for multiplexing traffic. A wireless device such as a user equipment (UE) may receive a first signal over first resources assigned to carry a first downlink transmission from a base station, and receive a first downlink control indication (DCI) message from the base station. The first DCI message may include a pre-emption region (PR) indication and a PR bitmap, and the PR indication may indicate a location of a time-frequency region. The PR bitmap may include bits associated with different portions of the time-frequency region, and each of the bits in the PR bitmap may indicate whether a preemptive downlink transmission is present in the corresponding portion of the time-frequency region.
US11336409B2 Apparatus and method for controlling resource allocation in a wireless communication network
An apparatus and method for allocating time-frequency resource, comprising: allocating a first group-specific data time-frequency resource to data sequences associated to UEs comprised in a first UE group of the plurality of UE groups; and allocating a second group-specific data time-frequency data resource to data sequences associated to UEs comprised in a second UE group of the plurality of UE groups; wherein the first and the second group-specific data time-frequency resources at least partly overlap in time domain.
US11336406B2 Maximum sensitivity degradation for carrier aggregation
One general aspect of the present disclosure includes a device configured to operate in a wireless system. The device including: a transceiver configured with a plurality of E-UTRA operating bands; and a processor operably connectable to the transceiver. The processer may be configured to: control the transceiver to transmit an uplink signal via at least two bands among the plurality of E-UTRA operating bands; and control the transceiver to receive a downlink signal via three bands among the plurality of E-UTRA operating bands, wherein pre-configured MSD value is applied to a reference sensitivity for receiving the downlink signal based on the E-UTRA operating band 2.
US11336404B2 Data transmission method and apparatus
Provided are a data transmission method and apparatus. The method includes: receiving downlink data during a physical uplink shared channel (PUSCH) transmission; when the received downlink data is first feedback, terminating the PUSCH transmission; and when the received downlink data is second feedback, terminating the PUSCH transmission and executing a first operation.
US11336402B2 Configuration and selection of HARQ feedback resources in a wireless communication system
A method of hybrid automatic repeat request (HARQ) feedback can include receiving data transmitted from a transmission (Tx) user equipment (UE) or a base station (BS) over a channel at a reception (Rx) UE, selecting an acknowledgement/negative acknowledgement (A/N) resource from a set of A/N resources for a HARQ feedback of the data based on a channel condition of the channel or a geographical location of the Rx UE, and transmitting the HARQ feedback with the selected A/N resource.
US11336396B2 Method and apparatus for transmitting/receiving wireless signal in wireless communication system
The present invention relates to a wireless communication system and, more particularly, to a method and an apparatus therefor, the method comprising the steps of: identifying a minimum storing area per data in a HARQ buffer on the basis of a TTI length; storing data for transmission of a wireless signal in the HARQ buffer on the basis of the minimum storing area per data; and transmitting the data in the HARQ buffer during a first TTI, wherein, when the data is retransmitted data, the minimum storing area per data is based on the length of a second TTI used for initial transmission of the data, and the length of the second TTI is different from the length of the first TTI.
US11336391B2 Apparatus and method for transmitting control information in communication system
The disclosure relates to a pre-5th-generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4th-generation (4G) communication system such as long term evolution (LTE). An operating method of a user equipment (UE) in a communication system includes performing radio resource control (RRC) signaling with a base station, determining a code rate based on an RRC configuration according to the RRC signaling, and determining a size of data using the code rate.
US11336390B2 Method for transmitting downlink control information in wireless communication system and device using same
Provided are a method for transmitting downlink control information (DCI) in a wireless communication system and a device using same. The method enables determining the size of a first DCI format and adjusting the size of a second DCI format so as to be the same as the size of the first DCI format, wherein the first DCI format and the second DCI format are DCI formats sharing the same search space regardless of whether the formats are for the same serving cell.
US11336387B2 Wireless communication apparatus, data reception method, and program
Provided is a wireless communication apparatus, comprising: a symbol synthesis circuit that synthesizes received symbols; a demodulation circuit that demodulates the received symbols each before and after the synthesis; an error correction circuit that corrects demodulated received data from the demodulation circuit; a detection circuit that detects a first error detection code from the error corrected received data; a second detection circuit that detects a second error detection code obtained by inverting a plurality of arbitrary bits from the error corrected received data; a received data selection circuit that selects the received data, wherein: the received data selection circuit determines a modulation scheme used upon transmission by using detection results of the first and second error detection codes and selects received data corresponding to the determined modulation scheme.
US11336385B2 Preamble sequence for a random access channel
Disclosed is a data transmission method in a mobile communication system. The data transmission method through a code sequence in a mobile communication system includes grouping input data streams into a plurality of blocks consisting of at least one bit so as to map each block to a corresponding signature sequence, multiplying a signature sequence stream, to which the plurality of blocks are mapped, by a specific code sequence, and transmitting the signature sequence stream multiplied by the specific code sequence to a receiver.
US11336382B2 Terminal, radio communication system, and radio communication method to reduce an increase in signaling overhead
A terminal is disclosed including a receiver that receives a demodulation reference signal; and a processor that controls reception of the demodulation reference signal based on a parameter related to mapping of the demodulation reference signal, wherein when the parameter is configured to a specific value, a specific multiplexing method for the demodulation reference signal is supported. In other aspects, another terminal is also disclosed.
US11336381B2 Reception apparatus and data processing method
A reception apparatus includes a demodulation circuit configured to demodulate packets obtained with respect to each of multiple PLPs included in a broadcast signal; and a processing circuit configured to process the packets demodulated by the demodulation circuit. The demodulation circuit and the processing circuit are connected with each other via a single interface or interfaces fewer than the number of the PLPs. The demodulation circuit adds identification information to a specific packet among the packets obtained with respect to each of the PLP, the identification information identifying the PLP to which each of the packets belongs. The processing circuit identifies the PLP to which belongs each of the packets input from the demodulation circuit via the single interface or the interfaces fewer than the number of the PLPs, based on the identification information obtained from the specific packet.
US11336379B2 Mobile terminal test device and mobile terminal test method
A first shift unit (14) that shifts an amplitude value of the I baseband signal and an amplitude value of the Q baseband signal in a lower direction by the predetermined number of bits so that the predetermined number of lower bits thereof have a value after a decimal point, a first rounding unit (15) that rounds-to-even the amplitude value of the I baseband signal and the amplitude value of the Q baseband signal shifted by the first shift unit (14) with a rounding width of 1 in decimal notation, and a first averaging unit (16) that respectively calculates a time average of the amplitude value of the I baseband signal and the amplitude value of the Q baseband signal rounded by the first rounding unit (15) are included.
US11336378B2 Techniques for applying equalization to signals received over multimode fiber links
Presented herein are methodologies for using legacy optical fiber for 10 Gigabit Ethernet or higher data rates. The methodology includes obtaining an electrical signal derived from optical-to-electrical conversion of an optical signal that was transmitted over, and received from, an optical fiber; and applying an equalization process to the electrical signal, wherein the equalization process is of a type that is designed to equalize received signals that were transmitted via a copper cable.
US11336376B1 Flexible switch solution based on co-packaged optics
One embodiment described herein provides a network switch. The network switch can include a co-packaged optics (CPO) assembly comprising a switch integrated circuit (IC) module and a number of optical modules coupled to the switch IC module, a remote laser source external to the CPO assembly configured to provide continuous wave (CW) light to the optical modules, a number of wavelength multiplexer/demultiplexer arrays external to the CPO assembly, and a plurality of connector arrays comprising a first number of far reach (FR) connector arrays and a second number of datacenter reach (DR) connector arrays.
US11336374B1 Optical communication modules and cables
Optical communication modules, optical communication cables, and associated methods of manufacturing are provided. An example optical communication module includes a substrate supporting a first optical transceiver and a second optical transceiver. The first optical transceiver includes a first optical transmitter that generates optical signals having a first wavelength and a first optical receiver that receives optical signals having a second wavelength. The second optical transceiver includes a second optical transmitter that generates optical signals having the second wavelength and a second optical receiver that receives optical signals having the first wavelength. One or more lens assemblies coupled with the respective transceivers may be used to direct optical signal generated by and directed to the respective transceivers.
US11336373B2 Co-prime optical transceiver array
A co-prime transceiver attains higher fill factor, improved side-lobe rejection, and higher lateral resolution per given number of pixels. The co-prime transceiver includes in part, a transmitter array having a multitude of transmitting elements and a receiver array having a multitude of receiving elements. The distance between each pair of adjacent transmitting elements is a first integer multiple of the whole or fraction of the wavelength of the optical. The distance between each pair of adjacent receiving elements is a second integer multiple of the whole or fraction of the wavelength of the optical signal. The first and second integers are co-prime numbers with respect to one another. The transceiver is fully realizable in a standard planar photonics platform in which the spacing between the elements provides sufficient room for optical routing to inner elements.
US11336369B2 Framework for handling signal integrity using ASE in optical networks
A method and system is described. A signal indicative of a failure of a first channel within a plurality of channels of a transmission signal traversing a signal working path in a network is received. The signal working path has a headend node, a tail-end node and an intermediate node. The first channel has a frequency band and a power level prior to failing. The signal working path is associated with a protection path. The protection path includes the intermediate node, optical cross-connects, and a transmitter supplying (ASE) light. The transmitter is activated to supply the ASE light within a frequency band and having a power level corresponding to the frequency band and power level associated with the first channel. The ASE light is supplied to a cross-connect, such that the cross-connect provides a transmission signal including the ASE light.
US11336368B2 Correcting traffic misconnections in optical communications networks
An example system includes a transceiver and a microcontroller. The microcontroller is configured to receive first messages from a hub node via first network interfaces of the transceiver, and determine first logical identifiers associated with ingress data flows. Further, the microcontroller is configured to receive second messages from leaf nodes via second network interfaces of the transceiver, and determine second logical identifies associated with egress data flows. Further, the microcontroller is configured to generate a resource assignment map based on the first and logical identifiers, and to generate a command to cause the transceiver to transmit the egress data flows in accordance with the resource assignment map. The resource map indicates pairings between the ingress data flows and the egress data flows, and, for each of the pairings, a respective network resource assigned to transmit the egress data flow of the pairing to a respective one of the leaf nodes.
US11336367B1 Low-power pre-compensation of linear and nonlinear transmitter effects in narrow-spectrum optical signals
A method performed at a transmitter comprises generating a set of digital signals representing a constellation point, each dimension of the point being uniquely represented by m bits, where mϵ{1, 2, 3}; applying a linear polyphase filter to a digital signal of the set, the linear polyphase filter pre-compensating for a linear transfer function of an electro-optic path of the digital signal and generating a first filtered signal having a roll-off factor α, where α is a positive real number satisfying α≤1; applying a nonlinear polyphase filter to the digital signal, in parallel to applying the linear polyphase filter to the digital signal, the nonlinear polyphase filter generating a second filtered signal representing nonlinear noise in the electro-optic path; calculating a pre-compensated digital signal from a difference between the first and second filtered signals; and transmitting an optical signal based on the pre-compensated digital signal.
US11336363B2 Beam placement methods, systems, and computer program products
A method, carried out by a processing device(s), is used for assisting in placing beams to cover a plurality of locations on Earth. The method comprises: grouping the plurality of locations into cliques by applying a clique problem resolution technique to an undirected graph whose vertices correspond to the plurality of locations and wherein two vertices of the undirected graph are connected by an edge if they correspond to two locations that are regarded as coverable by a single beam; assigning a beam to each of at least some of the cliques; and outputting parameters usable to control at least one beam source to form the assigned beams. The invention also relates to a system, computer program products, and a method and system for simulating a beam placement.
US11336359B2 Beam switching method and related device
Embodiments provide a beam switching method and a related device. Under the method a first subframe sent by a base station by using a first beam can be received by a terminal device. The first subframe includes first-order downlink control information and second-order downlink control information. The terminal device can search for the second-order downlink control information based on the first-order downlink control information. The first-order downlink control information includes location indication information of the second-order downlink control information in the first subframe. The terminal device can switch from the first beam to a second beam based on the found second-order downlink control information to receive a second subframe. The downlink control information includes a switching indication field of the second beam. In this way, flexibility of beam switching is improved, load balancing of a control channel is implemented, and a latency of beam switching is reduced.
US11336355B2 CQI-based downlink buffer management
Certain aspects of the present disclosure provide techniques for channel quality indicator (CQI)-based downlink buffer management as well as mitigating throughput loss in dual connectivity with multi-SIM. A method that may be performed by a user equipment (UE) includes communicating with a first network on a first channel using a first technology, determining whether a tune-away associated with the first technology will occur, and outputting, for transmission to the first network on a second channel using a second technology, a channel quality indicator (CQI) report corresponding to the second channel if the tune-away will occur, wherein the CQI report indicates a lower CQI for the second channel than a current CQI for the second channel.
US11336354B2 Channel state information reporting method in wireless communication system and device therefor
A CSI reporting method by a terminal in a wireless communication system can comprise the steps of: receiving, from a base station, CSI configuration information for CSI reporting; and reporting, to the base station, CSI generated on the basis of the CSI configuration information. If the CSI comprises CQI and defined is a CQI table in which different CQI indexes are allocated by different MCS levels for the CQI reporting, the CSI configuration information comprises a CQI index range reportable by the terminal in the CQI table and/or CQI configuration information relating to the interval between the CQI indexes reportable by the terminal in the CQI index range.
US11336350B2 Feedback method and device for channel information
Provided in embodiments of the present invention are a method and device for feeding back channel information, the method comprising: determining a set of channel measurement resources, the set of channel measurement resources comprising M channel measurement resources, where M is a positive integer; performing channel measurement on the M channel measurement resources; selecting N channel measurement resources from M channel measurement resources according to the channel measurement result, where N is a positive integer, and N≤M; feeding back indication information of the selected N channel measurement resources. The embodiments of the present invention may solve the problem in the related art that a technology for selection of channel measurement resources is incapable of effectively corresponding to multiple paths, leading to low system robustness and transmission efficiency. Thus, when selecting channel measurement resources, it is possible to correspond to multiple paths, thus improving the system robustness and transmission efficiency.
US11336348B2 Reference signal for receive beam refinement in cellular systems
User Equipment (UE) and base station (eNB) apparatus and methodology for adjusting receive beamforming. A beam refinement reference signal (BRRS) is transmitted with the same transmit beam direction on which data is to be transmitted. While receiving the BRRS, the receiver varies its receive beam direction and measures a signal characteristic of reception of the BRRS to determine a refined receive beam direction. The refined receive beam direction is used to receive the data.
US11336346B2 Method and apparatus for handling beam sensing for sidelink resource in a wireless communication system
A method and apparatus are disclosed from the perspective of an User Equipment (UE). In one embodiment, the method includes the UE performing sensing on a second direction or beam. The method also includes the UE performing a sidelink transmission on a resource on a first direction or beam, wherein the resource is selected based on at least sensing result of the second direction or beam.
US11336342B2 Radio apparatuses for long-range communication of radio-frequency information
Radio apparatuses and methods for MIMO matrix phasing that may be used to toggle and/or weight the amount of MIMO processing based on the detected level of isolation between different polarizations of the system. Also described herein are apparatuses including auto-range and/or auto-scaling of a signal strength indicator to aid in precise alignment of the apparatus. Any of these apparatuses and methods may also include dynamic power boosting that adjusts the power (e.g., power amplifier) for an RF apparatus based on the data rate. These apparatuses may include a housing enclosing the radio device that includes a plurality of pin elements that may act as heat transfer pins and a ground pin for making a ground connection to the post or pole to which the devices is mounted.
US11336341B2 Communication system and methods using very large multiple-in multiple-out (MIMO) antenna systems with extremely large class of fast unitary transformations
An apparatus includes a first communication device with multiple antennas, operably coupled to a processor and configured to access a codebook of transformation matrices. The processor generates a set of symbols based on an incoming data, and applies a permutation to each of the symbols to produce a set of permuted symbols. The processor transforms each of the permuted symbols based on at least one primitive transformation matrix, to produce a set of transformed symbols. The processor applies, to each of the transformed symbols, a precode matrix selected from the codebook of transformation matrices to produce a set of precoded symbols. The codebook of transformation matrices is accessible to a second communication device. The processor sends a signal to cause transmission, to the second communication device, of multiple signals, each representing a precoded symbol from the set of precoded symbols, each of the signals transmitted using a unique antenna from the plurality of antennas.
US11336340B2 Beamforming performance optimization
An example method may include determining a first precoding processing for communication between a beamformer and a beamformee, and transmitting a first sounding signal precoded according to the first precoding processing. The method also includes obtaining first beamforming feedback from the beamformee in response to the first sounding signal, and selecting a second precoding processing for communication between the beamformer and the beamformee. The method also includes obtaining second beamforming feedback from the beamformee based on a second sounding signal from the beamformer preprocessed according to the second precoding processing, and analyzing the first beamforming feedback and the second beamforming feedback. The method additionally includes deriving a quality score of the second precoding processing based on the analysis of the first beamforming feedback and the second beamforming feedback, and selecting the second precoding processing instead of the first precoding processing based on the quality score of the second precoding processing.
US11336337B2 Antenna switching based MIMO scheme for IoT
A multi-user access node for receiving concurrent signals which are carrying redundant chip sequences at a baseband rate, the access node including: a plurality of antennas organized in an antenna configuration; a main transceiver comprising an analog receiver and an ADC for converting an incoming signal into a digital signal which comprises the incoming chip sequences; a switch for switching the transceiver between the plurality of antennas; a controller configured for: initializing the multi-user access node by switching the transceiver between the plurality of antennas to capture a spatial character of the different users based on unique initialization chip sequences from the different users, separating collided chip sequences transmitted by different users by switching the transceiver between the plurality of antennas according to a scrambling sequence and by using the spatial character in combination with the applied scrambling sequence.
US11336331B2 Power delivery and data communication over a single pair of cables
Systems and methods are disclosed for an integrated circuit (IC) comprising an oscillator, an on-off-keying modulator configured to modulate input data coupled to the oscillator, a serial communications transmitter coupled to the on-off-keying modulator, a serial communications receiver coupled to the serial communications transmitter by a set of cables, and an envelope detector coupled to the serial communications receiver. In the IC, power and data are simultaneously delivered across the same set of cables from the serial communications transmitter to the serial communications receiver.
US11336329B2 Base station apparatus, terminal apparatus, communication method, and integrated circuit
A terminal apparatus includes a receiver and a transmitter. The receiver is configured to receive a radio resource control (RRC) parameter and a physical downlink control channel (PDCCH) including a downlink control information (DCI) format and scheduling a physical uplink shared channel (PUSCH). The transmitter is configured to transmit the PUSCH with frequency hopping within one slot. The RRC parameter indicates one or a plurality of frequency offset values. The PUSCH includes a first frequency hop and a second frequency hop within the one slot. In a case that a cyclic redundancy check (CRC) scrambled with or other than a temporary cell-radio network temporary identifier (TC-RNTI) is added to the DCI format, a frequency offset between the first frequency hop and the second frequency hop is based on a size of an initial uplink (UL) bandwidth part (BWP) or the RRC parameter, respectively.
US11336326B2 Communication method and apparatus with reduced power consumption in a multi-antenna environment
A communications apparatus includes a phase correction unit, a first radio frequency channel, a first analog bridge, a second radio frequency channel, and a second analog bridge. A first signal is sent to a first input end using the first radio frequency channel, and is divided into at least two channels of first sub-signals by using the first analog bridge. The at least two channels of first sub-signals are respective output from at least two first output ends to at least two first antenna arrays. Similarly, a second signal is divided into at least two channels of second sub-signals by using the second analog bridge, and the at least two channels of second sub-signals are output to at least two second antenna arrays. A first channel of first sub-signal and a first channel of second sub-signal are coupled to the phase correction unit by using a coupler.
US11336325B2 Methods and apparatus for enhanced transceiver performance using differential filtering
Noise-cancellation techniques based on differential filtering, and front-end modules and wireless devices incorporating same. An example of a front-end module includes a transmit contact, a receive contact, and an antenna contact, a duplexer including a transmit filter connected in a transmit path between the transmit and antenna contacts, and a receive filter connected in a receive path between the antenna and receive contacts, the transmit filter having an input and the receive filter having an output, differential signal lines connected to one of the input of the transmit filter or the output of the receive filter, and configured to provide a differential transmit signal to the input of the transmit filter or provide a differential receive signal from the output of the receive filter, and a bandpass filter connected between the differential signal lines and configured to provide a frequency-specific short between the differential signal lines.
US11336322B2 High frequency communication apparatus for vehicle
Provided is a high frequency communication apparatus for vehicle. The high frequency communication apparatus includes a single cable; a communication module connected to an end of the single cable and configured to transmit a radio frequency (RF) signal and a transmit (TX) serial communication signal, the communication module including a TX serial communication modulation circuit and a receive (RX) serial communication demodulation circuit; and an antenna module connected to the other end of the single cable and configured to receive and branch the RF signal and the TX serial communication signal, the antenna module including a front end module, a TX serial communication demodulation circuit, a controller configured to receive a demodulated TX serial communication signal to control the front end module and output an RX serial communication signal, and an RX serial communication modulation circuit.
US11336320B2 RF module
An object is to provide an RF module arranged such that a user can understand the state of the RF module even when the user handles the RF module in a place at a distance from a BB module and that the user can understand the state of the RF module even if, for example, the BB module has some trouble. The RF module is connectable to the BB module which is disposed external to the RF module. The RF module includes a module controller configured to output data indicative of the state of the RF module exteriorly of the RF module without use of the BB module.
US11336313B2 Data transmission circuit
A data transmission circuit which is improved to be capable of supporting a data transmission mode appropriate for an interface or an application depending on the selection of an option. The data transmission circuit includes a pre-driver configured to output a first differential driving signal, a second differential driving signal and pre-emphasis control signals by using a first differential data signal, a second differential data signal and option signals; a main driver configured to output a first differential transmission signal and a second differential transmission signal by using the first differential driving signal and the second differential driving signal; and a pre-emphasis driver configured to perform pre-emphasis on the first differential transmission signal and the second differential transmission signal to different amplification degrees in a first mode and a second mode by the pre-emphasis control signals.
US11336311B2 Electronic device and method for calibrating and detecting performance of radio-frequency integrated circuit
Disclosed is an electronic device including an antenna module comprising a plurality of radio frequency (RF) chains, and a processor configured to control the antenna module, wherein each of the RF chains comprises an amplifier that amplifies power and a power detector, and wherein the antenna module further comprises a switching circuit that selectively switches between a first path and a second path, the first path being a connection through which an RF signal converted in the antenna module is transmitted to the power detector causing the RF signal to be detected, and the second path being a connection through which the RF signal is transmitted to the amplifier causing the power detector to detect an RF signal of the amplifier.
US11336309B2 Front-end module and communication device
A front-end module includes: a first front-end circuit that transmits signals in a first band in a CA mode; and a second front-end circuit that transmits signals in a second band in the CA mode. The second front-end circuit includes a second quadplexer for the first and second bands. The first front-end circuit includes: a first quadplexer for the first and second bands; and an impedance variable circuit that is connected to a transmission terminal that is included in the first quadplexer and corresponds to the second band. In the CA mode, the impedance variable circuit serves as a reflection circuit that causes reflection of transmission waves in the second band. In a non-CA mode, the impedance variable circuit serves as a matching circuit that transmits or absorbs transmission waves in the second band.
US11336303B2 Advanced bitwise operations and apparatus in a multi-level system with nonvolatile memory
A digital system, components and method are configured with nonvolatile memory for storing digital data using codewords. The data is stored in the memory using multiple bits per memory cell of the memory. A code efficiency, for purposes of write operations and read operations relating to the memory, can be changed on a codeword to codeword basis based on input parameters. The code efficiency can change based on changing any one of the input parameters including bit density that is stored by the memory. Storing and reading fractional bit densities is described.
US11336301B2 Polar coding method and apparatus
Example polar coding methods and apparatus are described. One example method includes determining a sequence used to code to-be-coded bits. Polar coding is performed on the to-be-coded bits by using the sequence to obtain coded bits. The sequence is used to represent a reliability order of N polarized channels, N is a mother code length of a polar code, and N is a positive integer power of 2.
US11336300B2 Generalized polar codes
A method for determining the n best positions of frozen bits in a channel decoder for a noisy communication channel. A decoding method and decoding processing unit for implementing the channel having frozen bits at the n worst positions. A method and system that iteratively, for each bit i from the n bits, determines a probability vector for the bit i by traversing a logical graph using contraction identities simplified to specific values, indexes the specific values from the contraction identities newly computed during the determination of the probability vector for subsequent reference during a following iteration based on corresponding contraction identities, fixes the bit i from the probability vector and moving to bit i+1 until all n bits are fixed.
US11336299B2 Transmitting apparatus and interleaving method thereof
Provided is a signal interleaving method which includes: interleaving parity bits by encoding input bits based on a low density parity check (LDPC) code according to a code rate of 6/15 and a code length of 64800; splitting a codeword comprising the input bits and the interleaved parity bits into a plurality of bit groups; interleaving the plurality of bit groups according to a specific permutation order to provide an interleaved codeword; de-multiplexing bits of the interleaved codeword to generate data cells; mapping the data cells onto constellation points for 1024-quadrature amplitude modulation (QAM); and transmitting a signal based on the constellation points.
US11336296B2 Controller and memory system having the controller
The present technology includes a controller and a memory system including the same. The controller includes a memory interface configured to receive a codeword from a memory device, and an error correction circuit configured to: perform an error correction decoding operation on the codeword received from the memory interface, compare a number of unsatisfied check nodes (UCNs) detected in the error correction decoding operation with a reference number, perform or stop the error correction decoding operation on the codeword according to a result of comparing the number of UCNs and the reference number, and output a retransmission request signal of the codeword to the memory interface in response to the result, wherein the memory interface requests the codeword to the memory device in response to the retransmission request signal.
US11336295B2 Systems and methods for version chain clustering
A system, a method and a computer program product for storing data, which include receiving a data stream having a plurality of transactions that include at least one portion of data, determining whether at least one portion of data within at least one transaction is substantially similar to at least another portion of data within at least one transaction, clustering together at least one portion of data and at least another portion of data within at least one transaction, selecting one of at least one portion of data and at least another portion of data as a representative of at least one portion of data and at least another portion of data in the received data stream, and storing each representative of a portion of data from each transaction in the plurality of transactions, wherein a plurality of representatives is configured to form a chain representing the received data stream.
US11336293B1 Digital to analog converter local oscillator tracking systems and methods
An electronic device may include digital circuitry that operates via digital signals and a digital to analog converter (DAC) to convert a digital signal into a modulated analog signal. The DAC may include multiple unit cells to generate an analog signal and multiple local oscillator (LO) tiles to modulate the analog signal and generate the modulated analog signal. The electronic device may also include LO circuitry to dynamically adjust an LO enable signal based at least in part on the digital signal. The LO enable signal may enable a reduced number of LO tiles supporting one or more respective sets of unit cells operatively enabled based on the digital signal.
US11336290B2 Amplifier amplitude digital control for a mass spectrometer
Control of an amplitude of a signal applied to rods of a quadrupole is described. In one aspect, a mass spectrometer includes an amplifier circuit that causes a radio frequency (RF) signal to be applied to the rods of the quadrupole based on an amplifier RF input signal. An analog-to-digital converter (ADC) can generate a digital representation of the RF signal. A controller circuit can receive the digital representation and adjust an amplitude of the amplifier RF input signal based on differences between an amplitude of a fundamental frequency of the RF signal being different than an expected amplitude.
US11336285B2 Stacked integrated platform architecture
Provided herein is a system comprising (1) a microelectrode array (MEA) component comprising an integrated multiplexed (MUX) logic circuit; and (2) a microprocessor, e.g., MOSFET, such as a CMOS, wherein the MEA is in electrical communication with the microprocessor such that signals produced by the microelectrodes are transmitted to the processor through the MUX. The use of a MUX reduces the number of outputs used to communicate signals from multiple microelectrodes to the microprocessor. The two components are removably engageable with each other such that after one or more uses, the engaged MEA can be removed and replaced with a new MEA, without the necessity of disposing the microprocessor.
US11336284B2 Analog switch multiplexer systems and related methods
A motor controller system that includes an analog switch multiplexer system is disclosed. Specific implementations include a plurality of field effect transistors (FETs) that may be configured to be operatively coupled with one or more phases of a motor. Each of the plurality of FETs may include a gate, an analog switch multiplexer coupled with each of the gates of the plurality of FETs and with an analog output, and a digital control block coupled with the analog switch multiplexer that may be configured to send a multiplexer select control signal to the analog switch multiplexer in response to receiving a serial peripheral interface signal.
US11336283B1 Level shifter with improved negative voltage capability
A level shifting circuit includes negative voltage shifting circuitry including a first leg and a second leg. The first leg includes a first plurality of NMOS transistors in series with a first input node and a negative amplified voltage, and the second leg includes a second plurality of NMOS transistors in series with a second input node and the negative amplified voltage. The level shifting circuit further includes positive voltage shifting circuitry including a first plurality of high voltage transistors in series with a positive amplified voltage and an output node of the level shifting circuit, and a second plurality of high voltage transistors in series with a first intermediate node of the first leg of the negative voltage shifting circuitry and the output node of the level shifting circuit. The level shifting circuitry further includes input circuitry including a plurality of inverters.
US11336279B2 Power semiconductor device with a series connection of two devices
A device includes a heterojunction device, a unipolar power transistor operatively connected in series with said hetero junction device; an external control terminal for driving said unipolar power transistor and said heterojunction device; and an interface unit having a plurality of interface terminals. A first interface terminal is operatively connected to an active gate region of the heterojunction device and a second interface terminal is operatively connected to said external control terminal. The heterojunction device includes a threshold voltage less than a threshold voltage of the unipolar power transistor, wherein the threshold voltage of the heterojunction device is less than a blocking voltage of the unipolar power transistor.
US11336275B2 Switching device and electronic circuit
A switching device 1 includes a SiC semiconductor chip 11 which has a gate pad 14, a source pad 13 and a drain pad 12 and in which on-off control is performed between the source and the drain by applying a drive voltage between the gate and the source in a state where a potential difference is applied between the source and the drain, a sense source terminal 4 electrically connected to the source pad 13 for applying the drive voltage, and an external resistance (source wire 16) that is interposed in a current path between the sense source terminal 4 and the source pad 13, is separated from sense source terminal 4, and has a predetermined size.
US11336274B2 Clamp circuit and power module using the same
The present disclosure mainly provides a clamping circuit, coupled to a first end and a second end of a switching transistor through a first node and a second node, comprising: an RCD circuit, comprising a first resistor and a first capacitor connected in parallel between the second node and a third node, and a diode having a negative electrode coupled to the third node; and a first stabilivolt diode, having a negative electrode coupled to the first node and a positive electrode coupled to a positive electrode of the diode at a fourth node.
US11336269B2 Clock gating cell with low power and integrated circuit including the same
An integrated circuit may include a clock gating cell based. The clock gating cell may include a first 2-input logic gate configured to receive a clock input and a first signal and generate a second signal, an inverter configured to receive the second signal and generate a clock output, and a 3-input logic gate including a second 2-input logic gate configured to generate the first signal. The first 2-input logic gate and the second 2-input logic gate form a set reset (SR) latch by being cross-coupled, the 3-input logic gate includes a feedback transistor configured to exclusively receive an internal signal of the first 2-input logic gate, and an activation of the feedback transistor by the internal signal is configured to avoid a race condition by preventing a pull-up or a pull-down of a first node at which the first signal is generated.
US11336267B2 Duty ratio correction circuit and signal generation circuit
Duty signal ratio and signal generation circuits with clock signal duty ratio stabilization under decreased power supply conditions are disclosed. In one example, a duty ratio correction circuit includes an inverting buffer, a capacitor, a low pass filter, an error amplifier, and an adjusting unit. The capacitor adjusts the rising and falling times of an inverted signal output from the inverting buffer. The low pass filter extracts a low frequency component of the inverted signal. The error amplifier adjusts a duty ratio of the inverted signal by controlling at least one of an output source current and an output sink current of the inverting buffer on the basis of a difference between the extracted low frequency component and a reference signal. The adjusting unit adjusts the control of the inverting buffer by the error amplifier.
US11336266B2 Method of operating a system including a parameter monitoring circuit
A method of operating a system including a parameter monitoring circuit and a host, includes generating a first parameter applying a first code to a current parameter, wherein a first offset is applied to the first code; generating a first comparison result by comparing the first parameter with a reference parameter value; generating a second parameter applying a second code to the current parameter, wherein a second offset is applied to the second code; generating a second comparison result by comparing the second parameter with the reference parameter value; detecting an error in the current parameter, based on the first comparison result and the second comparison result; and providing a signal based on the error to the host.
US11336265B2 Internal clock distortion calibration using DC component offset of clock signal
Several embodiments of electrical circuit devices and systems with clock distortion calibration circuitry are disclosed herein. In one embodiment, an electrical circuit device includes an electrical circuit die having clock distortion calibration circuitry to calibrate a clock signal. The clock distortion calibration circuitry is configured to compare a first duty cycle of a first voltage signal of the clock signal to a second duty cycle of a second voltage signal of the clock signal. Based on the comparison, the clock distortion calibration circuitry is configured to adjust a trim value associated with at least one of the first and the second duty cycles of the first and the second voltage signals, respectively, to calibrate at least one of the first and the second duty cycles and account for duty cycle distortion encountered as the clock signal propagates through a clock tree of the electrical circuit device.
US11336259B2 Acoustic wave device, filter, and multiplexer
An acoustic wave device includes: a piezoelectric substrate: a pair of comb-shaped electrodes located on the piezoelectric substrate, each of the comb-shaped electrodes including a plurality of electrode fingers; a support substrate having protruding portions and/or recessed portions in a region overlapping with the pair of comb-shaped electrodes in plan view, the protruding portions and/or recessed portions being regularly arranged; and an insulating layer directly or indirectly bonded between the piezoelectric substrate and the support substrate, a boundary face between the insulating layer and the support substrate being provided along the protruding portions and/or the recessed portions.
US11336258B2 Bulk acoustic wave resonator, manufacturing method of the same, and filter
The present disclosure provides a bulk acoustic wave resonator, a manufacturing method thereof, and a filter, wherein the bulk acoustic wave resonator includes: a substrate; an acoustic reflection unit on the substrate; a piezoelectric stack structure on the acoustic reflection unit; and a pad on the piezoelectric stack structure; wherein the pad has an overlapping region with the acoustic reflection unit. The acoustic wave resonator, the manufacturing method thereof and the filter of the present disclosure can effectively reduce connection resistance of the bulk acoustic wave resonator, thereby reducing insertion loss of the filter.
US11336256B2 WLP BAW device with oxide adhesion layer
The present disclosure relates to a wafer-level packaged (WLP) bulk acoustic wave (BAW) device, which includes a BAW resonator and a WLP enclosure. The BAW resonator includes a piezoelectric layer with an interface opening, a bottom electrode lead underneath the interface opening, an interface structure extending over the interface opening and connected with the bottom electrode lead, a passivation layer with a passivation opening over the interface structure, and an oxide adhesion layer with an adhesion opening over the passivation layer. The WLP enclosure includes an outer wall directly residing over the oxide adhesion layer, and a through-WLP via encompassed by the outer wall and vertically aligned with the adhesion opening and the passivation opening. A portion of the interface structure is exposed to the through-WLP via through the adhesion opening and the passivation opening.
US11336253B2 RF power amplifier with combined baseband, fundamental and harmonic tuning network
An amplifier circuit includes a first port, a second port, a reference potential port, and an RF amplifier device having a first terminal electrically coupled to the first port, a second terminal electrically coupled to the second port, and a reference potential terminal electrically coupled to the reference potential port. The RF amplifier device amplifies an RF signal across an RF frequency range that includes a fundamental RF frequency. An impedance matching network is electrically coupled to the first terminal and the first port. The impedance matching network includes a baseband termination circuit that presents low impedance in a baseband frequency region, a fundamental frequency matching circuit that presents a complex conjugate of an intrinsic impedance of the RF amplifier device in the RF frequency range, and a second order harmonic termination circuit that presents low impedance at second order harmonics of frequencies in the fundamental RF frequency range.
US11336251B2 Device with 3D inductor and magnetic core in substrate
Disclosed are devices and methods for fabricating devices. A device can include a passive portion having at least one metal insulator metal (MIM) capacitor and at least one 2-dimensional (2D) inductor. The device further includes a substrate and the passive portion is formed on the substrate. A magnetic core is embedded in the substrate. A 3-dimensional (3D) inductor is also included having windings formed at least in part in the substrate and at least a portion of the windings being formed around the magnetic core.
US11336248B2 Method for generating audio loudness metadata and device therefor
A method of generating audio loudness performed by an audio loudness generation device may include: receiving loudness information on each of a plurality of audio tracks included in one group; predicting an intermediate loudness distribution, which is a loudness distribution for the one group, on the basis of the loudness information on each of the plurality of audio tracks; and generating an integrated loudness for the one group on the basis of the intermediate loudness distribution.
US11336247B1 High efficiency wideband feedback amplifier
According to an embodiment of the disclosure, a series or source feedback is provided to a solid-state power amplifier to achieve improved amplifier output power, good impedance match, and low voltage standing wave ratio (VSWR). In an embodiment, an inductive element is coupled to the source of the power amplifier transistor to serve as a series or source feedback for the transistor. In an embodiment, a high-impedance transmission line such as a microstrip or coplanar waveguide is provided as an inductive element coupled to the source of the transistor. In an embodiment, a series or source feedback is provided to each amplifier in a multistage amplifier circuit.
US11336242B2 Supply modulating circuit including switching circuit and wireless communication device including the supply modulating circuit
A communication circuit, including a first supply modulator configured to provide a first supply voltage; a first power amplifier configured to generate a first output signal by amplifying a first input signal corresponding to a first operation frequency band; a second power amplifier configured to generate a second output signal by amplifying a second input signal corresponding to a second operation frequency band; and a switching circuit configured to selectively provide the first supply voltage from the first supply modulator to the second power amplifier based on a first switching signal according to an operation mode.
US11336241B2 High-frequency amplifier, electronic device, and communication device
Provided is a high-frequency amplifier capable of making a circuit substrate small and reducing a cost. A high-frequency amplifier is provided with a first substrate including a matching unit, and a second substrate including a transistor and a first impedance converter connected to each other, in which the matching unit of the first substrate and the first impedance converter are connected to each other via a first connection. Furthermore, the high-frequency amplifier is further provided with a third substrate including a matching unit, in which the second substrate may further include a second impedance converter connected to the transistor, and the second impedance converter and the matching unit of the third substrate may be connected to each other via a second connection.
US11336238B2 High-frequency module and communication apparatus
A high-frequency module includes a plurality of filters, a switch that commonly connects a plurality of paths, and a low noise amplifier that amplifies a high-frequency signal input from the plurality of filters with the switch interposed therebetween, wherein paths in which first and second filters are respectively provided among the plurality of paths connect the respective filters and the switch without connecting impedance elements, and each of the first and second filters has an output impedance located in a matching region between a NF matching impedance at which an NF of the low noise amplifier is minimum and a gain matching impedance at which a gain of the low noise amplifier is maximum in its respective pass band thereof on a Smith chart.
US11336236B2 Differential transimpedance amplifier
A transimpedance amplifier is provided for converting a current between its two input terminals to a voltage over its two output terminals comprising a high-speed level shifter configured for creating a difference in input DC voltage and for being transparent for alternating voltages, an input biasing network configured for reverse biasing a photodiode connected to at least one of the input terminals and transparent for a feedback signal from the feedback network which is differentially and DC-coupled with the output terminals of the voltage amplifier and outputs of the feedback network are differentially and DC-coupled with the input biasing network of which outputs are coupled with inputs of the level shifter which is differentially and DC-coupled with input terminals of the voltage amplifier.
US11336233B2 Amplifier
A Doherty amplifier includes: a transistor for a carrier amplifier; a transistor for a peak amplifier; a transmission line connected between an output terminal of the transistor for the carrier amplifier and an output terminal of the transistor for the peak amplifier; a stub that is connected in parallel to the output terminal of the transistor for the peak amplifier and that is capacitive and inductive in a working frequency band; and an output matching circuit connected to the output terminal of the transistor for the peak amplifier, the transmission line, and an output load, the output matching circuit to transform an impedance of the output load into an impedance lower than the impedance of the output load.
US11336229B2 Radio frequency oscillator
The disclosure relates to a radio frequency oscillator. The radio frequency oscillator includes a resonator circuit being resonant at an excitation of the resonator circuit in a differential mode and at an excitation of the resonator circuit in a common mode. The resonator circuit has a differential mode resonance frequency at the excitation in the differential mode, and the resonator circuit has a common mode resonance frequency at the excitation in the common mode. A first excitation circuit is configured to excite the resonator circuit in the differential mode to obtain a differential mode oscillator signal oscillating at the differential mode resonance frequency, and a second excitation circuit is configured to excite the resonator circuit in the common mode to obtain a common mode oscillator signal oscillating at the common mode resonance frequency.
US11336225B2 Method for determining a corrected current-voltage characteristic curve of an electrical system
A method for determining a corrected current-voltage curve of an electrical system, the method including the following steps: obtaining a first current-voltage characteristic curve of the electrical system, by varying the voltage across its terminals at a first measurement rate, obtaining a second current-voltage characteristic curve of the electrical system, by varying the voltage across its terminals at a second measurement rate, different from the first rate, using a single notional capacitance to model an intrinsic stray effect to be corrected between an input voltage without the stray effect and the output voltage, determining a correction value representative of the stray effect and a step of determining a corrected current value on the basis of the determined correction value.
US11336221B2 Wire receiver for securing wires of solar array
A solar array includes a solar module and a support structure for the solar module. The support structure includes a support member. The solar module is mounted on the support structure such that the solar module is positioned at least partially above the support member. The solar array also includes a wire receiver for securing wires to the solar module or the support member. The wire receiver includes a wire insert slot sized for receiving wires, a wire transition slot connected to the wire insert slot, and a catch adapted to inhibit movement of the wires. The wire insert slot and the wire transition slot are sized and arranged for the wires to be inserted into the wire insert slot and positioned around the catch.
US11336218B1 Motor controller
A motor controller comprises a switch circuit, a driving circuit, and a pulse width modulation circuit. The switch circuit is coupled to a three-phase motor for driving the three-phase motor. The driving circuit generates a plurality of control signals to control the switch circuit. When the three-phase motor is operated in a start state, the motor controller may enable an electric period to be divided into more floating phase time intervals for switching phases, so as to increase the success rate of phase switching. When the three-phase motor is operated in a stable state, the motor controller may enable the electric period to be divided into less floating phase time intervals for switching phases, so as to reduce the noise and vibration of the three-phase motor.
US11336217B2 Method for reducing noise of a switched reluctance motor based on adjusting a PWM carrier frequency
A method and an apparatus for reducing noise of a switched reluctance motor, includes: supplying a PWM signal as a driving signal to a driving circuit of a switched reluctance motor; and varying a carrier frequency of the PWM signal as an operation period of the switched reluctance motor varies; if the switched reluctance motor changes phase, determining that the operation period of the switched reluctance motor varies.
US11336216B1 Linear resonant actuator as a tap, touch and pressure sensor using back EMF
The present disclosure provides systems and methods for using a linear resonant actuator (“LRA”) to determine a type of contact between a device and its surroundings. The LRA may be coupled to an amplifier by one or more switches. The audio amplifier may receive a signal from a microcontroller and transmit the signal the LRA when the switches are closed. When the switches are in an open position, the LRA may be actively sensing for the type of contact. The back EMF may be measured when the switches are open. The measured back EMF waveform may be used to determine the type of contact. When the signal is not being transmitted, the LRA may be passively sensing to determine whether the device was tapped.
US11336214B2 Carbon monoxide shutoff system for electric generator
A carbon monoxide shutoff system for an engine of a portable electrical generator has a carbon monoxide gas sensor, a microcontroller, and an output indicator. The carbon monoxide gas sensor generates an output electrical current proportional to a detected concentration of ambient carbon monoxide. The microcontroller has an input connected to the carbon monoxide gas sensor, and an output connected to an operational control of the engine. A deactivation signal generated by the microcontroller in response to detection of a deactivation condition is based upon the output electrical current from the carbon monoxide gas sensor matching predefined value and duration thresholds. The deactivation signal is operative to stop the engine.
US11336212B2 Electromechanical stator, motor and method for driving an electromechanical motor
An electromechanical stator includes an actuator section, a support section and a spring section. A continuous sheet of elastic material constitutes at least a part of each of these sections. The actuator section includes a vibration body and a moved-body interaction portion. The vibration body includes an electromechanical volume. The spring section is elastic, with a spring constant, enabling provision of a normal force in the vibration direction upon displacement of the fixation point. Also an electromechanical motor and a method of operating such an electromechanical motor are disclosed.
US11336210B2 Vibration type actuator and manufacturing method of vibration type actuator
A vibration type actuator including vibrating elements and a contact element that is brought into contact with each other in a first direction. The vibration of the vibrating elements includes vibration in a first vibration mode in the first direction and vibration in a second vibration mode in a second direction intersecting the first direction. In the vibrating elements, a minimum value of a resonance frequency in the second vibration mode is greater than or equal to a maximum value of a resonance frequency in the first vibration mode, and a ratio of a difference between the maximum value and the minimum value of the resonance frequency in the second vibration mode to the minimum value of the resonance frequency in the second mode is less than or equal to a predetermined value.
US11336209B2 Control apparatus, control method, and driving apparatus for vibration-type actuator, and electronic apparatus equipped with vibration-type actuator
A control apparatus is capable of improving responsiveness in a minute movement of a vibration-type actuator that has a vibration body (a piezoelectric device and an elastic body) and a driven body that pressure contacts with the vibration body. A driving unit moves the driven body by causing a thrust-up vibration in a pressurizing direction and a conveyance vibration in a perpendicular direction in the vibration body by applying alternating voltages to the piezoelectric device. A control unit feedback-controls a position of the driven body by using a first operational parameter that defines an amplitude ratio of the conveyance vibration to the thrust-up vibration and a second operational parameter that defines amplitudes of the conveyance vibration and the thrust-up vibration. A correction unit corrects a control amount of the first or second operational parameter so as to increase as the amplitude ratio decreases.
US11336208B2 Actuator
An actuator with a rectangular shape] is made of polarized electromechanical material having two large main surfaces and at least four side surfaces, two of which being longer than the other two side surfaces. At least one friction element is arranged on at least one of the shorter side surfaces. At least two active electrodes are arranged on one of the main surfaces, with one common electrode arranged on the other of the main surfaces The electromechanical material of the actuator is excitable to perform standing wave deformations due to an electric field generated therein for moving the friction element to drive an element. The actuator aspect ratio for its length to its thickness is between 3.9 and 4.1 and an aspect ratio for the length relative to width is between 2 and 5.
US11336207B2 High-power sliding-mode triboelectric generator having tilted-face structure and method of manufacturing the same
Disclosed is a high-power sliding-mode triboelectric generator including a substrate; a positive electrode formed on the substrate; a positively charged body provided on the positive electrode and formed to be tilted at a predetermined angle from the substrate; a negatively charged body located to be opposite to the positively charged body and formed to be tilted at the same angle as in the positively charged body; a negative electrode provided on the negatively charged body and configured to support the negatively charged body; and at least one spacer formed between the positively charged body and the negatively charged body, is formed of an elastic body, and configured to maintain an interval between the positively charged body and the negatively charged body.
US11336203B2 Multilevel electric power converter
A multilevel power converter and method for transforming DC power from a DC source into AC power for an AC load are provided. The converter is composed of a half-bridge inverter, a switching cell, and a controller configured for controlling operation of the half-bridge inverter and the switching cell. The half-bridge inverter and the switching cell are connectable to the DC source and the AC load. The switching cell is composed of first and second pairs of switches forming first and second branches in parallel, first and second capacitors connected in series in a capacitor branch connected between the first and second branches, and a pair of back-to-back connected switches in a third branch, the third branch connected to the capacitor branch and connectable to the AC load.
US11336197B2 Power conversion device
This power conversion device includes a power module that has a plurality of power devices, and a circuit board that is connected to the power module, in which the circuit board has a drive circuit arrangement area in which a plurality of drive circuits for driving the plurality of power devices are disposed and a control circuit arrangement area in which a control circuit for controlling the drive circuit is disposed, and two drive circuit arrangement areas are provided with the control circuit arrangement area interposed therebetween.
US11336196B2 Arrangement for earthing a DC intermediate link
An arrangement for earthing a DC intermediate link connected to a converter on board a track-bound vehicle is configured to be permanently arranged on board the vehicle and comprises two conducting members (23, 24) permanently connected to a pole each of a DC intermediate link and to a first contact member (29, 30) each movably arranged with respect to second contact members (35, 36) permanently connected to a chassis part of the vehicle connected to earth. A handle (34) is connected to the first or second contact members while being electrically insulated with respect thereto to be manually operated for moving the contact members connected thereto between a position of not earthing and a position of earthing the DC intermediate link.
US11336193B2 Isolated DC-DC converter
In described examples, an isolated DC-DC converter includes: an input node for receiving an input voltage; a transformer including a primary side having first and second terminals and a primary side ground; and first and second low-side switches. The first low-side switch is coupled between the first terminal and the primary side ground. The second low-side switch is coupled between the second terminal and the primary side ground. A first voltage is across the first low-side switch, and a second voltage is across the second low-side switch. Also, the isolated DC-DC converter includes first and second high-side switches. The first high-side switch is coupled between the first terminal and the input node. The second high-side switch is coupled between the second terminal and the input node. Further, the isolated DC-DC converter includes a switch controller.
US11336190B2 Input voltage dependent control for active clamp flyback
A method for controlling a power converter includes turning on a power switch to maintain a desired output voltage, wherein the power switch is coupled to a primary winding to control a primary current flow and the output voltage is provided by a secondary winding. The method also includes adding a capacitance in parallel to the power switch at a time determined by a magnitude of an input voltage to the power converter. Here, the timing of adding the capacitance depends on the operation mode of the power controller. In a low input voltage mode, the capacitance is added in a demagnetization-time during which the secondary winding discharges. In a high input voltage mode, the capacitance is added in a discontinuous time.
US11336189B2 Dual-capacitor resonant circuit for use with quasi-resonant zero-current-switching DC-DC converters
A direct current-direct current (DC-DC) converter includes a plurality of switches configured to be coupled to a voltage source. The DC-DC converter also includes a transformer having a primary winding coupled to the plurality of switches and a secondary winding. The DC-DC converter further includes a first capacitor; and a second capacitor, wherein the first capacitor is coupled in series with the primary winding, the second capacitor is coupled in parallel with the secondary winding. The first capacitor, the second capacitor, and a leakage inductance of the transformer form a dual-capacitor resonant circuit.
US11336185B2 Flyback converter, control circuit thereof, and associated control method
A flyback converter includes a transformer, a sensing impedance, a switch and a control circuit. The sensing impedance is coupled between the transformer and an output terminal of the flyback converter. The switch is coupled to the transformer. The transformer is charged when the switch activates. The transformer is discharged when the switch deactivates. The control circuit is arranged to detect if the sensing impedance is bypassed, and further arranged to adjust an operating frequency of the switch when the sensing impedance is bypassed.
US11336184B2 Power converter
An LLC resonant converter in which a capacitor (Cr), an inductance (Lr), and a power line between the capacitor (Cr) and the inductance (Lr), which constitute a series resonance unit, are resin-encapsulated by a resin. Because the series resonance unit that is a high voltage portion is resin-encapsulated collectively, it is possible to shorten an insulation distance even in the case of higher voltages and frequencies, and to prevent an increase in size.
US11336181B2 DC to DC converter sourcing variable DC link voltage
An inverter-converter system includes a DC source, a DC to DC boost converter, a DC link capacitor, an inverter circuit, a variable speed electric machine, and a controller. The DC to DC boost converter receives an input DC voltage from the DC source. The inverter circuit converts the variable boosted voltage to an AC voltage to drive the variable speed electric machine. The controller senses a plurality of parameters from the variable speed electric machine, and controls the DC to DC boost converter to boost up the input DC voltage to a variable output voltage based on the plurality of parameters and/or the voltage (or load) needed by the variable speed electric machine. The design of the inverter-converter system can achieve an electrical efficiency and cost savings for the overall system.
US11336180B2 Fast mode transitions in a power converter
Disclosed embodiments of a power converter include a power output stage for generating a first voltage output and an auxiliary power output stage for generating a second voltage output. The power converter further includes a pulse frequency modulation (PFM) controller for controlling the power output stage in response to the first voltage output generated by the power output stage during a first period of time in which the power output stage operates in a PFM mode, and a pulse width modulation (PWM) controller for controlling the auxiliary power output stage in response to the second voltage output generated by the auxiliary power output stage during a second period of time. At least a portion of the first period of time is concurrent with the second period of time.
US11336171B2 Power converter with cold start-up and cold start-up method for power converter
The present invention discloses a converter with cold start-up and a cold start-up method for modular power converters that allows converter operation tests to be carried out without a connection to the AC grid. For that purpose, the control module powers the power converter modules, disconnects the power converter from the AC grid, selects a power converter module as the AC-source module and configures a voltage and a frequency for the AC-source module, selects the power for the other power converter modules and sets starting conditions. Previously, the control module is powered by an AC source that can be internal or external, such as an uninterruptible power supply (UPS) or a DC source (photovoltaic field), via a DC-AC transformer.
US11336170B2 Frequency setting in a power supply device, power supply control device, and power supply control method
Provided is a power supply device comprising a voltage conversion portion configured to convert input voltage to output voltage by pulse width modulation, a frequency reduction circuit configured to reduce a frequency of the pulse width modulation in response to detection of an overload during normal operation of the voltage conversion portion and startup of the voltage conversion portion, and a frequency setting circuit configured to set the frequency of the pulse width modulation used when starting up the voltage conversion portion to a frequency higher than a minimum frequency corresponding to the overload. In addition, provided is a power supply control device and a power supply control method relating to the power supply device.
US11336167B1 Delivering power to semiconductor loads
Encapsulated electronic modules having complex contact structures may be formed by encapsulating panels containing a substrate comprising pluralities of electronic modules delineated by cut lines and having conductive interconnects buried within terminal holes and other holes drilled in the panel within the boundaries of the cut lines. Slots may be cut in the panel along the cut lines. The interior of the holes, as well as surfaces within the slots and on the surfaces of the panel may be metallized, e.g. by a series of processes including plating. Solder may be dispensed into the holes for surface mounting. Two or more panels may be stacked prior to singulation to form module stacks.Delivering power vertically to semiconductor dies is described using multi-cell converters having a relatively large cell and output terminal pitch. Translation interconnections may be provided in a semiconductor package substrate, a system PCB, or in an interconnection module. The translation interconnections or interconnection module may provide vertical power delivery to semiconductor devices through a semiconductor power grid having a small pitch. The converters and interconnection modules may be fabricated in panels and stacked prior to singulation. Sintering techniques may be used to interconnect some or all of the functional layers of the stack.
US11336166B2 Motor and drive circuit and driving method the same
A motor includes a stator with a first stator, a second stator, and a third stator, each including at least one stator coil, and a rotor including a magnetic element, a first bearing, a second bearing, and a shaft, the stators generating a superimposed magnetic field together causing the magnetic element to rotate. When the magnetic element rotates in the first plane, the outer ring of the first bearing rotates. The center of the first bearing is located in a plane where the second bearing is located, and when the magnetic element rotates in the second plane, the inner ring of the second bearing rotates. A central axis of the shaft passes through the center of the first bearing; wherein the shaft is rotatably fixed to the first bearing and connected to the second bearing.
US11336164B2 Vibration generator moving vibrator by magnetic field generated by coil and holder used in vibration-generator
A holder is used while attached to a chassis of a vibration generator that moves a vibrator to generate a vibration. The holder includes a vibrator retention unit retaining the vibrator, a fixed unit fixed to the chassis, and an arm. The arm connects the fixed unit and the vibrator retention unit, and the arm supports the vibrator retention unit while the vibrator retention unit can be displaced with respect to the fixed unit. The fixed unit, the arm, and the vibrator retention unit are integrally formed using resin.
US11336152B2 Slip ring unit with active cooling system
A slip ring unit for an electrical machine includes a brush holding apparatus including brush boxes configured to receive slip ring brushes. For realizing an effective cooling of the slip ring brushes, the brush holding apparatus has cooling air lines for the targeted supply of cooling air to the slip ring brushes, and cooling air ducts which each have an air inlet opening for collecting cooling air and an air outlet opening for supplying the cooling air which is collected in the cooling air ducts to the slip ring brushes via the cooling air lines which are connected to the air outlet openings.
US11336151B2 Fluid cooling of grease-packed bearings
An electric starter-generator is described. The generator may comprise a rotor, a housing, two bearings, a stator, and a cooling-fluid flowpath. The cooling-fluid flowpath may comprise a cooling-fluid entrance and exit, and a cooling-fluid channel in fluid communication with the entrance and exit. At least a portion of the channel may be defined by a fluid-tight coupling of the housing and a sleeve radially surrounding the outer race of either the bearings. The portion may form an annulus about the axis. The portion may comprise a radially inner surface defined by the sleeve, a radially outer surface define by said housing, and two axial surfaces. The two axial surfaces may extend a distance from the radially inner to outer surfaces that is less than a distance from one of the two axial surfaces to the other of the two axial surfaces.
US11336149B1 Permanent magnet alternator
A permanent magnet alternator is adapted to be connected to an engine and has a stator, a driven plate, and a rotor. The stator is mounted on the engine. The driven plate is connected to an output shaft in front of the engine and covers the stator. Multiple ventilation holes are formed through the driven plate such that air can remove heat from the stator via the ventilation holes. The rotor is fixed in the rotor recess and has a magnet-mounting ring and multiple magnets. The magnets are mounted on the magnet-mounting ring. An annular radial gap is formed between the magnetic mounting ring and a wall of the rotor recess. The magnet-mounting ring is fixed to the driven plate using ring fasteners such that radial position of the magnet-mounting ring can be adjusted. Therefore, the alternator vibrates less, has better heat dissipation and reduces weight.
US11336148B2 Pulley assisted electromagnetic fluid pump
An electrically and mechanically driven automotive accessory including a housing, an electric motor, a pulley, and a pulley assist mechanism. The electric motor comprises a stator assembly that is mounted to the housing and a rotor assembly that is mounted to a shaft. The electric motor creates a primary torque flow path that drives rotation of the rotor assembly relative to the stator assembly. The pulley is rotatable relative to the shaft and the rotor assembly. The pulley assist mechanism includes an annular channel in the rotor assembly that creates a magnetic gap, a finger made of a non-ferrous metal that extends from the pulley into the annular channel, and an electromagnetic coil that induces eddy currents in the finger of the pulley and a magnetic field in the magnetic gap, which creates a secondary torque flow path between the pulley and the rotor assembly.
US11336142B2 Electrical machine including closure walls for winding slots
An electrical machine includes a rotor with a plurality of winding slots in which wire windings are arranged. A pair of covering slides is associated with each winding slot, wherein each covering slide has a closure wall, and the closure walls of the pairs of covering slides close the winding slots which are associated with them on that side of the winding slots which faces radially outward. Mutually facing longitudinal ends of the closure walls of the same pair of covering slides overlap in the assembled state in such a way that the closure walls of the same pair of covering slides overlap only in sections.
US11336139B2 Axial field rotary energy device with PCB stator panel having thermally conductive layer
An axial field rotary energy device has a PCB stator panel assembly between rotors with an axis of rotation. Each rotor has a magnet. The PCB stator panel assembly includes PCB panels. Each PCB panel can have layers, and each layer can have conductive coils. The PCB stator panel assembly can have a thermally conductive layer that extends from an inner diameter portion to an outer diameter portion thereof.
US11336136B2 Stacked core and method of manufacturing stacked core
A stacked core includes: a stack formed by stacking a plurality of blanked members and including a first end surface and a second end surface; a first distinguishing hole formed in the stack and being open at the first end surface; and a second distinguishing hole formed in the stack and being open at the first end surface. The spatial shape of the first distinguishing hole is different from the spatial shape of the second distinguishing hole.
US11336131B2 Stator and electric motor equipped with stator
A stator of an electric motor has a cylinder-shaped stator core. First core teeth and second core teeth are alternately arranged in the circumferential direction on the inner peripheral surface of the stator core. The second core teeth each have a cross-sectional shape perpendicular to the central axis of the stator core different from the cross-sectional shape of the first core tooth. A coil is assembled to the first tooth. The coil is assembled to one of the first core tooth and the second core tooth. The width of the second core tooth is reduced with a step of a curved surface at a boundary between the tip end portion and a portion behind of the tip end portion.
US11336124B2 Method for transmitting signal by wireless power transmitter in wireless charging system, wireless power transmitter and wireless power receiver
A method of transmitting a signal by a wireless power transmitter in a wireless charging system, wireless power transmitter, and a wireless power receiver are provided. The method includes receiving, from a wireless power transmitter, a first beacon power for a first duration time in every first period; receiving, from the wireless power transmitter, a second beacon power for a second duration time in every second period; if the wireless power receiver determines that an extension of the second beacon power is required, generating load changes while receiving the second beacon power for the second duration time; in response to the generated load changes, continually receiving, from the wireless power transmitter, the second beacon power until a predetermined third duration time, wherein the predetermined third duration time is determined before the second beacon power is transmitted by the wireless power transmitter; and transmitting an advertisement signal to the wireless power transmitter while receiving the second beacon power for the predetermined third duration time.
US11336123B2 Display apparatus and control method thereof
A display apparatus is provided. The display apparatus includes a power supply; a connection interface; and a processor configured to: identify whether a device connected to the connection interface comprises a speaker or a wireless power transmitter, based on the device being identified as comprising the speaker, provide power supplied from the power supply and a sound signal to the speaker, and based on the device being identified as comprising the wireless power transmitter, provide power supplied from the power supply to the wireless power transmitter.
US11336119B2 Q-factor determination of coil select
In accordance with embodiments of the present invention, a wireless power transmitter includes a transmit coil that includes a plurality of concentric coils; a switch circuit coupled to the plurality of concentric coils; a driver coupled to provide a voltage to the switch circuit; and a controller coupled to the switch circuit, the controller providing control signals to the switch circuit selecting to provide the voltage across one or more of the plurality of concentric coils depending on a Q-factor measuring in the presence of a receive coil. A method of operating a wireless power transmitter includes determining a measured Q-factor for each of a plurality of configurations of concentric transmit coils; determining a difference between each of the measured Q-factors and a standard Q-factor; and selecting one of the plurality of configurations based on the differences.
US11336118B2 Q-factor determination in wireless charging system having complex resonant circuit
A wireless charger includes a rectifier, a first filter that includes an inductor, a resonant tank circuit, and a second filter that includes a switch. The rectifier receives a drive signal from a voltage supply and generates a rectified voltage signal. The rectified voltage signal is filtered by the first filter and the filtered signal is provided to the tank circuit, which resonates to provide power wirelessly to a receiver. The switch of the second filter is connected in parallel with the inductor of the first filter. The switch is closed in order to bypass the inductor during a detection phase in which the wireless charger determines a quality factor of the tank circuit.
US11336117B2 Communication demodulation in wireless charging system
A wireless charging system is configured to charge one or more receiver devices simultaneously. The wireless charging system includes multiple coils that may be driven independently based on a feedback system with one or more feedback channels. One of the feedback channels may be demodulated communication signals from the one or more receiver devices. The demodulation may be performed by a communication demodulation circuit with configurable gain. The demodulated communication signals are processed for error correction at a bit level and a packet level, which improves accuracy despite presence of multiple receiver devices and noisy conditions.
US11336115B2 Split-bus electrical panel with homeowner selectable partial or full back-up from PV/battery systems
An apparatus provides homeowner selectable full or partial back-up power of a residential photovoltaic system to power critical loads during a utility power outage. A single split-bus electrical panel with a first panel section supplies utility power to non-critical loads and a second panel section supplies photovoltaic power to critical loads. A mechanical interlock in contact with interlocked circuit breakers of the first panel, prevents them from both being simultaneously on. A patch panel associated with the split-bus electrical panel enables an installer to selectively connect factory installed connections to either: connect the second panel section to utility power via a microgrid interconnection device when the second panel section is at least partially powered by back-up photovoltaic power, or connect the first panel section through one of the interlocked circuit breakers to utility power via the microgrid interconnection device to provide both panel sections with full back-up photovoltaic power.
US11336113B2 Back-up generator and associated electric power systems
An electric power system is disclosed herein. The electric power system may manage and store electric power and provide uninterrupted electric power, derived from a plurality of electric power sources, to an electric load. The electric power system may contain an energy storage unit and generator assembly. The electric power system may connect to a power grid and renewable energy sources, and may charge the energy storage unit using the power grid, renewable energy sources, and/or generator assembly. The electric power system may be configured to determine load power usage and environmental factors to automatically and continuously modify a charging protocol to, for example, provide high efficiency and/or self-sufficiency from the power grid. The electric power system may operate entirely off-grid and may provide electricity to the load without interruption to power.
US11336111B2 Microgrid power system
Embodiments are directed to a microgrid power system, and applications thereof. In an embodiment, the microgrid power system comprises a power station including an AC power source and a stabilizing battery system. The power station may be configured to generate an AC power and to provide the first AC power to a power distribution network. A plurality of load centers may be connected to the power distribution system. Each load center may include a local battery and a switch connecting the power station to a local load. A system controller may open the switch to provide power from the local battery to the local load, and close the switch to provide power from the power station to the local load. In an embodiment, a microgrid controller may determine an amount of AC power generated by the power station that may be consumed by each load center.
US11336110B2 Rechargeable aluminum ion battery
A rechargeable battery using a solution of an aluminum salt as an electrolyte is disclosed, as well as methods of making the battery and methods of using the battery.
US11336109B2 Dual port battery charging system and the method thereof
A dual port battery charging system comprises a charger, a microcontroller, a first switching unit, a second switching unit, a first charging interface and a second charging interface, wherein the microcontroller is coupled with the first switching unit, the second switching unit, the first charging interface and the second charging interface to detect a voltage and a current of a first battery pack or a second battery pack, and the microcontroller can control the first switching unit and the second switching unit to charge the first battery pack and the second battery pack separately or alternately.
US11336108B2 Charging an accumulator
A method is described for charging an accumulator having terminals at which a terminal voltage is applied. The method includes the following steps: (a) charging the accumulator using a predefined current or a predefined electrical power until the terminal voltage has reached a predefined first value; (b) determining a time-dependent drop in the terminal voltage of the accumulator at a reduced charge current; (c) determining a second value on the basis of the voltage loss, the second value being greater than the first value; and (d) charging the accumulator using a predefined current or a predefined electrical power until the terminal voltage of the accumulator has reached the second value.
US11336103B2 Storage battery system with state of charge estimator capable of outputting status signal to power supply control circuit, method, and computer program product
A storage battery system includes a cell module including storage battery cells, a battery management unit configured to maintain a contactor having a normally open contact in a closed state, while being supplied with power, and a power supply control circuit that DC to DC converts the power of the cell module for supply to the battery management unit. The power supply control circuit includes an SOC estimator that determines from a voltage of the cell module whether or not the cell module is in an overdischarge state, and after determining that the cell module is not in the overdischarge state, outputs a status signal to the power supply control circuit. In response to no receipt of the status signal from the SOC estimator, the power supply control circuit interrupts the power supply to the battery management unit from the cell module.
US11336096B2 Managing power for residential and commercial networks
An apparatus in an illustrative embodiment comprises at least one processing device comprising a processor coupled to a memory. The processing device is configured to receive power consumption data relating to at least one monitored device, and to classify the monitored device based at least in part on the power consumption data. The processing device is further configured to select a power policy for the classified device, and to control application of power to the classified device in accordance with the selected power policy. For example, controlling application of power to the classified device in accordance with the selected power policy may comprise determining contextual information for the classified device, generating a control signal based at least in part on the contextual information and the selected power policy, and transmitting the control signal to at least one node of a node network. Other illustrative embodiments include methods and computer program products.
US11336093B2 Method for determining a sequence of operation of a set of generator units of an electrical network
A method for determining a sequence of operation of at least one set of generator units of an electrical network includes assigning a rank to each generator unit; from a projected load curve, determining a minimum number of generator units; for each generator unit having a rank less than or equal to the minimum number of generator units, allocating in the sequence of operation the on state to the generator unit for each time interval; for each generator unit having a rank greater than the minimum number of generator units, allocating, by increasing rank, for each time interval of the sequence of operation the on state or the off state to the generator unit, and for each generator unit to which is assigned the on state at a given time interval of the sequence of operation, allocating an operating power, by optimisation of a cost function over a period.
US11336087B2 Electronic circuit and electronic apparatus
An electronic circuit includes a diode configured to carry a surge current generated by switching of a first transistor, a capacitor connected between a cathode of the diode and a control electrode of the first transistor, and a first variable impedance circuit configured to vary an impedance between the control electrode of the first transistor and a first reference voltage node according to the surge current flowing to the diode.
US11336079B2 Transit with smoke and fire protection
The present invention concerns a transit for cables, a cable bundle (9) or a bus bar (12). The transit comprises a sleeve (1) having a through opening (2) for receiving the cables or the bus bar (12). The sleeve (1) is to be received in a through opening (5) of a partition (4). A glass fiber tissue hose (7) is placed going through the opening of the sleeve (1). The ends of the tissue hose (7) is wrapped back and placed on the outside of the sleeve (1). One or more intumescent strips (6) are placed between the inside of the sleeve (1) and the tissue hose (7). A fire retarding agent (10) is placed around and between the cables or around the bus bar (12).
US11336074B2 LIDAR sensor system with small form factor
A sensor system includes an optical aperture, a light source configured to generate a light pulse along a first optical path, a reflective surface configured to reflect the light pulse from the first optical path to a second optical path for passing through the optical aperture, a beam steering device positioned in the optical aperture and configured to steer the light pulse along different directions to one or more objects in an angle of view of the sensor system, a detector configured to receive a reflected light pulse and convert the reflected light pulse into an electrical signal, the reflected light pulse being reflected back from the one or more objects and passed through the beam steer device, and a spatial filtering device positioned between the beam steering device and the detector to block undesirable light in both the light pulse and the reflected light pulse.
US11336071B2 Degradation detection for a pulsed laser
A device may determine at least one metric related to a plurality of laser pulses associated with a Q-switched laser. The device may determine a statistical metric for the at least one metric related to the plurality of laser pulses. The device may determine that the statistical metric satisfies a threshold level of deviation of the at least one metric related to the plurality of laser pulses from a baseline value for the at least one metric. The device may indicate laser degradation of the Q-switched laser based on determining that the statistical metric satisfies the threshold.
US11336069B2 Supply device from supplying a mobile device with a material and mobile device
A supply device for supplying a device that can be moved on a driving surface with a material supplied through a supply line. The supply device has a plug with an electric plug contact element that extends along a plug axis and is coupled to a plug receptacle of the mobile device by a linear joining movement, and a supply line with a valve, and detects a coupled state of the plug with the plug receptacle by an electric plug contact element. In the coupled state the valve is actuated. The supply device has a nozzle arranged on the supply line and is coupled to an inlet port of the mobile device. A feeding holder keeps the nozzle and the plug in a defined position and orientation relative to each other so that when coupling the plug to the plug receptacle the nozzle couples to the inlet port. The movement device makes the feeding holder with the plug and nozzle at least height adjustable and movable in the direction of the joining movement along a joining axis. The detection system determines a position of the plug receptacle. The supply device couples the plug to the plug receptacle and thereby the nozzle to the inlet port by a linear joining movement along the joining axis based on the determined position.
US11336067B2 Hinge adapters
In an example, a hinge adapter may include a first connector portion to removably engage with a first electronic device, and a second connector portion to removably operably engage with a second electronic device. Further, the hinge adapter may include a hinge connecting the first connector portion and the second connector portion. The first connector portion may rotate relative to the second connector portion via the hinge.
US11336065B2 Network jack with secure connector and magnetics
A network jack includes a connector, an outer housing, and a circuit board. The connector receives a plug for conveying Ethernet network signals. The connector includes conductive leads disposed on opposite sides of a central bar. The connector has a connector housing formed in part by a plurality of walls defining an interior, wherein the central bar is disposed in the interior, and spaced part from each of plurality of walls. The outer housing is disposed about and contains the connector housing, and has a width approximately equal to a width of a housing of the plug. The circuit board is disposed within the housing, and supports a plurality of transformers and/or common-mode chokes. The circuit board provides at least a portion of an electrical connection between the conductive leads and the transformers and/or common mode chokes.
US11336064B2 Electrical connector assembly and electronic device comprising same
An electrical connector assembly has a first connector, to which a cable is connected, a second connector, which is mounted to a mounting face of a support member and into/from which the first connector is inserted/removed, and an intermediate member that prevents disengagement of the first connector from the second connector. The intermediate member has a mountable portion mounted directly, or mounted indirectly through an intermediary member, to the second connector, and a locking portion that prevents upward disengagement of the first connector, and, while the mountable portion is mounted to the second connector, the intermediate member is enabled for operational movement relative to the second connector between an open position that allows for the insertion/removal of the first connector into or from the second connector and a locked position in which disengagement of the first connector is prevented by the locking portion.
US11336060B2 Electrical connector having thick film layers
An electrical connector electrically connects a first printed circuit board and a second printed circuit board, where the electrical connector includes: (a) an insulative housing; (b) a plurality of signal conductors, with at least a portion of each of the plurality of signal conductors disposed within the insulative housing; (c) each of the plurality of signal conductors having a first contact end, a second contact end and an intermediate portion therebetween; and (d) a passive circuit element electrically connected to the intermediate portion of each of the plurality of signal conductors, where the passive circuit element is housed in an insulative package and includes at least a capacitor or an inductor.
US11336059B2 Shield shell with dividers between electrical connectors
A connector includes a shield. The shield includes a shell, a divider plate and anti-electromagnetic-interference elastic sheets. The shell are provided with first limit holes. Anti-electromagnetic-interference elastic sheets on the divider plate are first anti-electromagnetic-interference elastic sheets. A plurality of the first positioning sheets extend from each metal sheet of each first anti-electromagnetic-interference elastic sheet. Each first positioning sheets is guided through a respective first limit hole and abuts against a respective one of the walls of the shell. Positioning sheet Anti-electromagnetic-interference elastic sheets disposed on the walls of the shell are second anti-electromagnetic-interference elastic sheets. A second positioning sheet extends from one of the two metal sheets of each second anti-electromagnetic-interference elastic sheet. Second limit holes are disposed on the walls of the shell. Each second positioning sheet is guided through a respective second limit hole and abuts against a respective wall of the shell.
US11336056B2 Connector device, connector and mating connector
A connector device comprises a connector and a mating connector. Under a mated state where the connector and the mating connector are mated with each other, the mating connector is positioned forward of the connector in a front-rear direction. The connector comprises at least one supporting portion, at least one lock portion and a receiving portion. The mating connector has at least one mating lock portion and an abutment portion. At least one of the lock portion and the mating lock portion has an intersecting surface which intersects with both the front-rear direction and a perpendicular direction. Under the mated state, the abutment portion is positioned forward beyond the receiving portion in the front-rear direction and is brought into abutment against the receiving portion by a rearward force so that a rearward movement of the abutment portion beyond the receiving portion is regulated by the receiving portion.
US11336053B2 Data carrier adapters
Examples disclosed herein provide an adapter. One example adapter includes first and second conductive contacts, and an insulative layer separating the first conductive contact from the second conductive contact. A first side of the adapter is to couple to a reader, and a second side opposite to the first side is to accommodate different sizes of data carriers that store information to be read by the reader via the first and second conductive contacts.
US11336047B2 High-current connector and method for mounting same
A high-current connector is provided, comprising an insulating body which has at least one contact carrier having at least one contact chamber, which has at least two through-openings on the plug-in side, and at least two electrically conductive plug-in contacts which are arranged parallel to one another in the contact chamber and each have a cable connection region at a first end and a plug-in region opposite at a second end, the plug-in regions of the plug-in contacts being guided through one of the through-openings each of the contact chamber. The high-current plug connector also has an electrically conductive connection element which is inserted into the contact chamber and which has at least two contact receptacles, into each of which one of the plug-in contacts is inserted interlockingly and frictionally by its plug-in region, and the at least two plug-in contacts are electrically conductively connected to one another by the connection element.
US11336046B2 Charging connector
A connector includes a terminal, a housing to accommodate the terminal and a retainer including a locking portion to lock the terminal when the terminal is accommodated in the housing. The housing includes a front housing having a terminal accommodating chamber and a rear housing to be attached to the front housing from a rear side of an insertion direction of the terminal, the rear housing including a lance to, when the terminal is accommodated in the terminal accommodating chamber, lock a rear portion of the terminal. The retainer is to be attached between the front housing and the rear housing and to be displaceable along a direction perpendicular to the insertion direction between a locking position and a non-locking position. The retainer moves from the non-locking position to the locking position and the locking portion locks the rear portion of the terminal in the insertion direction.
US11336041B2 Relay terminal, and method for producing relay terminal
A relay terminal includes: a bus bar having a flat-plate shape or a bent-plate shape; a press fit terminal having a flat-plate shape or a bent-plate shape, and connected to a one end portion of the bus bar in an extending direction of the bus bar, and having a pressing surface to be press-inserted into a through hole; and a second terminal connected to an another end portion of the bus bar in the extending direction of the bus bar, and being configured to be connected to a device terminal. The pressing surface has a plated layer on a first metal base material of the press fit terminal. A second metal base material of the bus bar is exposed on a side surface of the bus bar, the side surface extending along the extending direction of the bus bar.
US11336040B2 Conductive terminal with clamping portion and connector assembly using the same
A conductive terminal electrically connects a conductor of a conductive wire to a circuit board. The conductive terminal includes a body, a clamping portion having a pair of clamping arms, and a solder portion having a pair of solder lugs. The body has an opening through which the conductive wire is inserted and a passage communicating with the opening, the passage receiving the conductive wire and extending perpendicular to a surface of the circuit board. The pair of clamping arms extend from the opening towards the circuit board and obliquely towards each other so as to clamp the conductor of the conductive wire inserted through the opening. The solder portion has a pair of solder lugs extending perpendicular to a lengthwise direction of the passage and soldered to a pair of solder pads on the circuit board.
US11336037B1 Terminal block structure
The invention relates to a terminal block structure includes an insulative base, a conductive terminal, a pressing element, and a clamping elastic piece. The insulative base has a chamber, a wire insertion hole and an open trough disposed on the same side of the insulative base as the wire insertion hole. The conductive terminal is fixed in the chamber and arranged correspondingly to the wire insertion hole. The pressing element includes a pivoting portion, an arm, a handle, and a pressing portion. The pivoting portion is pivotally connected to the insulative base. The arm protrudes from the insulative base through the open trough. The handle is movable beside the wire insertion hole. The clamping elastic piece is disposed in the chamber. An end of the clamping elastic piece is operatively moved to inside or outside of the wire insertion hole through the pressing portion.
US11336036B2 Conductor connection terminal
A conductor connection terminal with an insulating material housing, wherein the insulating material housing has a mounting opening and a conductor insertion opening, with a closure part, wherein the closure part can be inserted into the mounting opening, with a contact insert, wherein the contact insert has a busbar and a clamping spring, the clamping spring with a clamping leg extending toward the busbar with a spring clamping edge for clamping an electrical conductor, and with a first latching connection arranged between the closure part and the insulating material housing, wherein the closure part and the insulating material housing can be fixed to one another by means of the first latching connection, wherein a second latching connection is arranged between the closure part and the contact insert, wherein the closure part and the contact insert can be latched together by the second latching connection.
US11336034B2 Electrode and cable connections in electrocardiography systems
In electrocardiography (ECG) system, a patient cable connecting one or more electrodes to a processing device for processing ECG signals may include one or more electrode connectors mechanically keyed to respective electrodes and/or a device connector mechanically and/or electronically keyed to a cable connector of the processing device. In some embodiments, keying between the cable and electrode is achieved, for example, with an electrode including a hollow-post portion that defines a bore in conjunction with a post protruding from an arm of the electrode connector that is sized to fit within the bore.
US11336031B2 Antenna, array antenna, sector antenna, and dipole antenna
The antenna includes: a reflective member including a flat part; a first antenna element disposed on the flat part of the reflective member, the first antenna element being configured to transmit and receive radio waves of a first polarization; a second antenna element disposed on the flat part of the reflective member, one end of the second antenna element being located close to one end of the first antenna element, the second antenna element being configured to transmit and receive radio waves of a second polarization different from the first polarization; and a conductive member disposed close to the one ends of the first antenna element and the second antenna element and near a point of intersection where the first antenna element and the second antenna element meet when extended.
US11336030B2 Antenna module and communication device equipped with same
An antenna module (100) includes an antenna element (121), a dielectric substrate (150) on which the antenna element (121) is arranged, and a flexible substrate (160) having a first surface and a second surface. The flexible substrate (160) has a first portion (165), a bent portion (166) bent from the first portion (165) such that the first surface is located in an outer side portion, and a flat second portion (167) extending further from the bent portion (166). The dielectric substrate (150) is arranged on the first surface of the second portion (167). The dielectric substrate (150) has a projection portion (152) projecting from a contact surface between the dielectric substrate (150) and the flexible substrate (160) toward a side of the first portion (165) along the second portion (167). At least part of the antenna element (121) is arranged on the projection portion (152).
US11336028B2 Butler-based quasi-omni MIMO antenna
An omnidirectional MIMO antenna system includes a multi-panel antenna, each panel including a plurality of antenna elements and a plurality of beam forming networks employing Butler matrices. Each Butler matrix has the same number of input ports and output ports. The total number of the input ports of the Butler matrices is equal to the number of ports of the MIMO antenna, each of the input ports receiving the same signal. Each of the output ports of each of the Butler matrices is coupled to an antenna element within the plurality of the antenna elements, such that the multi-panel antenna exhibits a quasi-omnidirectional beam pattern.
US11336026B2 Radio frequency system for wearable device
A radio frequency (RF) system includes an RF integrated circuit (IC) die, and an antenna coupled to the RF IC die. The RF system further includes a reflector layer over the RF IC die, the reflector layer extending over at least a portion of the antenna, a combination of the antenna and the reflector layer having a radiation pattern that comprises a main lobe in a first direction parallel to a top surface of the reflector layer.
US11336024B2 Reflection reducing apparatus
A reflection reducing apparatus includes a dielectric base plane (30), a first patch group, a second patch group, and a ground plate (40). A plurality of first conductive patches (10) each resonate in a first direction (α) and a second direction (β) which are different in resonant length from each other. A plurality of second conductive patches include a first direction-oriented patch (20a) and a second direction-oriented patch (20b) which are different in resonant length from each other. The second conductive patches are arranged along an outer periphery of the first patch group at an interval away from the first patch group.
US11336022B2 Antenna apparatus
An antenna apparatus includes a ground layer, patch antenna patterns, feed vias, ring-type meta patterns, and coupling-type meta patterns. The ground layer has one or more through-holes. Patch antenna patterns are each disposed above the ground layer. Feed vias are disposed to penetrate through the one or more through-holes, and electrically connect to the patch antenna patterns, respectively. Ring-type meta patterns are arranged between the patch antenna patterns. Coupling-type meta patterns are alternately arranged between the patch antenna patterns in fewer numbers than the ring-type meta patterns in positions more distant from the patch antenna patterns than positions in which the ring-type meta patterns are arranged.
US11336017B2 Folded planar antenna
An antenna structure associated with a wireless communication device comprised of a plurality of structures configured to enable structural, functional or cosmetic functions associated with the device, is proposed in this disclosure. The antenna structure comprises a first plate comprised of a first set of structures of the plurality of structures of the device and a second, different, plate comprised of a second set of structures of the plurality of structures of the device. The antenna structure further comprises an excitation component coupled between the first plate and the second plate. In some embodiments, the first plate, the second plate and at least a part of the excitation component are configured to form a tank circuit, thereby enabling the antenna structure to radiate at a predefined radiation frequency comprising a resonant frequency associated with the tank circuit.
US11336014B2 Antenna device and multiaxial antenna device including antenna device
An antenna device includes a magnetic core having first and second main surfaces and extending in a first direction, and planar first and second coils connected in series and disposed next to each other in the first direction. The first coil has a first portion located on a side of the first main surface and a second portion located on a side of the second main surface and not overlapping the first portion in a plan view. The second coil has a third portion located on the side of the first main surface and a fourth portion located on the side of the second main surface and disposed at a position that does not overlap the third portion in the plan view. The shortest distance between the second and fourth portions is shorter than the shortest distance between the second and third portions.
US11336013B2 Antenna for underground line location
In accordance with some embodiments, an antenna is presented. In some embodiments, an antenna includes a plurality of coil arrays arranged along a core; and a switch coupled to each of the plurality of coil arrays, the switch connecting the plurality of coil arrays in one of a plurality of configurations in response to one or more sensitivity control signal.
US11336011B2 Blockchain cellular system
A system includes a distributed ledger storing one or more smart contracts; one or more 5G small cells, each having one or more antennas mounted on a housing, each small cell sending packets of data trackable with the distributed ledger; and a processor to control a directionality of the antennas in communication with a predetermined target using 5G protocols.
US11336003B2 Multi-layer, multi-turn inductor structure for wireless transfer of power
A structure for wireless communication having a plurality of conductor layers, an insulator layer separating each of the conductor layers, and at least one connector connecting two of the conductor layers wherein an electrical resistance is reduced when an electrical signal is induced in the resonator at a predetermined frequency. The structure is capable of transmitting or receiving electrical energy and/or data at various near and far field magnetic coupling frequencies.
US11335999B2 Device having a multi-layer-multi-turn antenna with frequency
A structure for wireless communication having a plurality of conductor layers, an insulator layer separating each of the conductor layers, and at least one connector connecting two of the conductor layers wherein an electrical resistance is reduced when an electrical signal is induced in the resonator at a predetermined frequency. The structure is capable of transmitting or receiving electrical energy and/or data at various near and far field magnetic coupling frequencies.
US11335998B2 Antenna module
An antenna module is configured to be attached to a ceiling of a vehicle, the antenna module including an antenna and a magnetic body including a pair of walls spaced apart from each other. The antenna is accommodated between the pair of walls. The magnetic body may be disposed on the ceiling of the vehicle such that the magnetic body shields a magnetic field generated by the antenna and directed toward a window of the vehicle.
US11335997B2 Conductively coated window pane for rail vehicles
A coated window pane for rail vehicles, wherein the coating is made in a structured and electrically conductive form and includes filtering characteristics for radio signals, where the coating is structured as a conductive periodic grating, in which at least two annular coatings are respectively embedded in the intermediate spaces, the at least two annular coatings are respectively filled by a coated area, and the grating, the annular coatings and the coated areas are separated by insulating regions such that the coated, structured window panes have filtering characteristics such that signals or frequency ranges of signals from and to radio communication systems are arranged outside the vehicle pass through and signals or frequency ranges of signals from and to radio communication devices arranged inside the vehicle are blocked or are greatly attenuated, and such that high requirements with respect to heat shielding and sun shielding properties are also met.
US11335996B2 Machine learning models for detecting the causes of conditions of a satellite communication system
Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for training and using machine learning models to detect problems in a satellite communication system. In some implementations, one or more feature vectors that respectively correspond to different times are obtained. The feature vector(s) are provided as input to one or more machine learning models trained to receive at least one feature vector that includes feature values representing properties of the satellite communication system and output an indication of potential causes of a condition of the satellite communication system based on the properties of the satellite communication system. A particular cause that is indicated as being a most likely cause of the condition of the satellite communication system is determined based on one or more machine learning model outputs received from each of the one or more machine learning models.
US11335995B2 Base station antennas including supplemental arrays
Multi-band base station antenna units include a first base station antenna that has a first housing, a first radome extending forwardly from the first housing, a first vertically-disposed linear array of low-band radiating elements mounted behind the first radome and a second vertically-disposed linear array of mid-band radiating elements mounted behind the first radome. These base station antenna units also include a second base station antenna that has a second housing, a second radome extending forwardly from the second housing and a third array of high-band radiating elements mounted behind the second radome. The first and second base station antennas are mounted in a vertically stacked arrangement and are configured to be mounted as a single structure.
US11335992B2 Integrated millimeter wave antenna modules
An electronic device may be provided with an antenna module and a phased antenna array on the module. The module may include a logic board, an antenna board surface-mounted to the logic board, and a radio-frequency integrated circuit (RFIC) mounted surface-mounted to the logic board. The phased antenna array may include antennas embedded in the antenna board. The antennas may radiate at centimeter and/or millimeter wave frequencies. The logic board may form a radio-frequency interface between the RFIC and the antennas. Transmission lines in the logic board and the antenna board may include impedance matching segments that help to match the impedance of the RFIC to the impedance of the antennas. The module may efficiently utilize space within the device without sacrificing radio-frequency performance.
US11335990B2 Multimode high-isolation antenna system
This document describes a multimode high-isolation antenna system and associated methods and systems. The described antenna system is implemented on a generally-circular printed circuit board and can be used for wideband and ultra-wideband applications. The multimode high-isolation antenna system includes two orthogonal antennas separated by a decoupling structure. This arrangement provides high isolation between the antennas and enables five unique resonant modes of operation for the multimode high-isolation antenna system.
US11335989B2 Sectorized antenna assembly
A sectorized antenna assembly includes a mounting device, a support arm, a first antenna assembly, and a second antenna assembly. The mounting device supports the sectorized antenna assembly on a structure, and the support arm is connected to the mounting device and extends outwards from the mounting device in a lateral direction. The first antenna assembly is directly connected to the mounting device. The second antenna assembly is supported by the support arm such that the support arm is between the second antenna assembly and the mounting device and such that the second antenna assembly is offset in the lateral direction from the mounting device compared to the first antenna assembly.
US11335982B2 Battery module
A battery unit includes a battery and an insulation film, the battery includes a battery housing, a battery core disposed inside the battery housing, and a battery cover plate disposed on an end portion of the battery housing; the insulation film is coated on at least one side face of the battery housing, the insulation films on two adjacent battery units are bonded to each other in the preset direction to connect the plurality of battery units together; and the insulation film includes an extension portion, where the extension portion is formed by a top portion of the insulation film which protrudes from the battery cover plate and extends upward, the top plate is disposed on an upper side of the battery unit, a groove is provided on a lower side of the top panel, and at least part of the extension portion is accommodated in the groove.
US11335976B2 Batteries utilizing anode coatings directly on nanoporous separators
Provided are methods of preparing a separator/anode assembly for use in an electric current producing cell, wherein the assembly comprises an anode current collector layer interposed between a first anode layer and a second anode layer and a porous separator layer on the side of the first anode layer opposite to the anode current collector layer, wherein the first anode layer is coated directly on the separator layer.
US11335974B2 Separators, lead acid batteries, and methods and systems associated therewith
A separator is provided with a novel construction and/or a combination of improved properties. Batteries, methods, and systems associated therewith are also provided. In certain embodiments, novel or improved separators, battery separators, enhanced flooded battery separators, batteries, cells, and/or methods of manufacture and/or use of such separators, battery separators, enhanced flooded battery separators, cells, and/or batteries are provided. In addition, there is disclosed herein methods, systems, and battery separators having a reduced ER, improved puncture strength, improved separator CMD stiffness, improved oxidation resistance, reduced separator thickness, reduced basis weight, and any combination thereof. In accordance with at least certain embodiments, separators are provided in battery applications for flat-plate batteries, tubular batteries, vehicle SLI, and HEV ISS applications, deep cycle applications, golf car or golf cart, and e-rickshaw batteries, batteries operating in a partial state of charge (“PSOC”), inverter batteries; and storage batteries for renewable energy sources, and any combination thereof.
US11335971B2 Battery module with a plurality of battery cells
A battery module comprising a battery cell having a battery cell housing, and a battery module housing, wherein a coolant fluid intake is configured between the battery module housing and the battery cell housing, such that a direct and thermal contact is provided between the coolant fluid and the battery cell housing, wherein the battery cell housing further comprises a gas venting opening, which is configured to discharge gas from the interior of the battery cell housing directly to a surrounding environment, wherein the gas venting opening of the battery cell housing is isolated from the coolant fluid intake in a fluid-tight manner, wherein one lateral surface of the battery cell housing of the at least one battery cell, on which the gas venting opening is arranged, other than in the region of the gas venting opening, is essentially entirely enclosed by the coolant fluid intake.
US11335964B2 Battery module and cold plate thereof
A cold plate for a battery module comprising a plurality of cells that produces heat as charging and discharging is disclosed. The cold plate includes a plurality of first fins distributed in a first subarea of the cold plate; and a plurality of second fins distributed in a second subarea of the cold plate; wherein a second fin coverage of the plurality of second fins distributed in the second subarea is smaller than a first fin coverage of the plurality of first fins distributed in the first subarea when an amount of heat absorption of the second subarea from the plurality of cells is greater than an amount of heat absorption of the first subarea from the plurality of cells.
US11335960B2 Circuit board and battery module
The present disclosure provides a battery module comprising a circuit board, the circuit board comprises a conductive layer, a first pad and a second pad. The conductive layer is formed with a sampling circuit, the sampling circuit comprises: a sampling end portion; an outputting end portion; a first branch path formed with a first fusing zone; and a second branch path formed with a second fusing zone. The first pad is provided on the sampling end portion, the second pad is provided on the second branch path. When the first fusing zone is fused, the circuit board can be quickly repaired by means of the second branch path and the second pad to electrically connect the sampling end portion and the outputting end portion, thereby achieving the purpose of reusing the circuit board, therefore the entire battery module is not scrapped and the utilization of the battery module is improved.
US11335958B2 Battery, battery pack, electronic apparatus, electric vehicle, power storage device and power system
A battery includes an electrode body having a positive electrode and a negative electrode, in which the positive electrode and the negative electrode are wound; and an exterior material that accommodates the electrode body, in which at least one of the positive electrode and the negative electrode is divided into two or more electrodes adjacent in a winding direction, the two or more of electrodes each have a current collecting lead, and the current collecting leads are electrically connected to each other at a position outside the exterior material.
US11335957B2 Cylindrical secondary battery having hollow portion filled with thermal conductive resin
The present invention provides a secondary battery including: an electrode assembly (‘jelly-roll’) having a structure in which a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode are wound together; a can main body inside of which a hollow having an open side is formed and in which the electrode assembly is accommodated in a shape surrounding the hollow; and a top cover mounted on an open upper end portion of the can main body to seal the can main body, wherein one of a bottom portion of the can main body and the top cover may be formed with a through-hole communicating with the hollow of the can main body, and at least 50% of a total volume of the hollow is filled with a thermally conductive resin, and provides a secondary battery pack including the secondary battery.
US11335950B2 Polymer solid electrolytes
The present invention generally relates to various polymer solid electrolyte materials suitable for various electrochemical devices. Certain aspects include a polymer, a plasticizer, and an electrolyte salt. In some cases, the polymer may exhibit certain structures such as: where R1 can be one of the following groups: where n is an integer between 1 and 10000, m is a integer between 1 and 5000, and R2 to R6 can each independently be one of the following structures:
US11335948B2 Method for producing solid electrolyte, solid electrolyte, secondary battery, and electronic apparatus
A method for producing a solid electrolyte according to the present disclosure includes forming a mixture by mixing raw material solutions containing elements shown in the following compositional formula (1) or (2) with a ketone-based solvent, forming a calcined body by subjecting the mixture to a first heating treatment, and performing main firing by subjecting the calcined body to a second heating treatment. (Li7−3xGax)(La3−yNdy)Zr2O12  (1) (Li7−3x+yGax)(La3−yCay)Zr2O12  (2) Provided that 0.1≤x≤1.0 and 0
US11335945B2 Lithium ion secondary battery and method for manufacturing the same
A lithium ion secondary battery includes a positive electrode, a negative electrode, and an electrolyte provided between the positive electrode and the negative electrode. The positive electrode includes a positive electrode current collector and a positive electrode active material layer over the positive electrode current collector. The positive electrode active material layer includes a plurality of lithium-containing composite oxides each of which is expressed by LiMPO4 (M is one or more of Fe (II), Mn (II), Co (II), and Ni (II)) that is a general formula. The lithium-containing composite oxide is a flat single crystal particle in which the length in the b-axis direction is shorter than each of the lengths in the a-axis direction and the c-axis direction. The lithium-containing composite oxide is provided over the positive electrode current collector so that the b-axis of the single crystal particle intersects with the surface of the positive electrode current collector.
US11335943B2 Solid state battery variable pressure optimization system
Various variable planar pouch battery pressure optimization systems are presented. The system may include a first and second plate, between which a planar pouch battery cell is installed. Multiple pressure application components may be individually controlled to apply varying pressure to the first and second plate. Various pressure patterns may be tested in order to determine a pressure pattern that optimizes at least one electrical characteristic of the planar pouch battery cell.
US11335942B2 Method for producing laminated electrode assembly
Provided is a method capable of producing, with excellent operability, a laminated electrode assembly which is stably restrained. The method for producing a laminated electrode assembly disclosed herein includes a step of preparing a laminate in which a plurality of positive electrode sheets and a plurality of negative electrode sheets are alternately laminated, and a separator is interposed between each positive electrode sheet and each negative electrode sheet; a step of enveloping, with a heat shrinkable film, four faces of the laminate including a pair of main faces perpendicular to a lamination direction of the laminate and facing each other, and a pair of end faces parallel to the lamination direction of the laminate and facing each other; and a step of heating the pair of end faces while sandwiching the pair of main faces with a cooling plate to thermally shrink the heat shrinkable film on the pair of end faces.
US11335937B2 Operation of molten carbonate fuel cells with high electrolyte fill level
An elevated target amount of electrolyte is used to initially fill a molten carbonate fuel cell that is operated under carbon capture conditions. The increased target electrolyte fill level can be achieved in part by adding additional electrolyte to the cathode collector prior to start of operation. The increased target electrolyte fill level can provide improved fuel cell performance and lifetime when operating a molten carbonate fuel cell at high current density with a low-CO2 content cathode input stream and/or when operating a molten carbonate fuel cell at high CO2 utilization.
US11335929B2 Fuel cell system
A fuel cell system includes a fuel cell stack, a compressor, an air supply passage, a bypass passage, a bypass valve, an opening degree sensor, and a controller. The air supply passage guides the air discharged from the compressor to the fuel cell stack. The bypass passage branches from an intermediate point of the air supply passage to guide the air discharged from the compressor to a discharge passage without passing through the fuel cell stack. The bypass valve is provided in the bypass passage, the bypass valve being configured to open when an upstream pressure of the bypass valve exceeds a set pressure. The controller estimates a pressure of the air supply passage based on an opening degree of the bypass valve.
US11335927B2 Fuel cell module
A fuel cell module is mounted in a fuel cell vehicle. In the fuel cell module, an auxiliary device case is provided on a side part of the fuel cell stack. A hydrogen system auxiliary device for supplying and circulating a hydrogen gas and an oxidizing agent system auxiliary device for supplying and discharging an oxygen-containing gas are placed in the auxiliary device case. A humidifier of the oxidizing agent system auxiliary device includes a fuel gas system protection mechanism. When a load is applied from the front side of the fuel cell vehicle, the fuel gas system protection mechanism prevents interference of the humidifier with the hydrogen system auxiliary device and prevents breakage of the hydrogen system auxiliary device.
US11335925B2 Fuel cell system and humidifier therefor
Disclosed are a fuel cell system capable of maintaining hydrogen density of the exhaust gas discharged from the fuel cell system at a level below the tolerance limit so that any fears about fire and/or explosion can be dispelled and the safety of the system can be remarkably improved, and a humidifier therefor. The fuel cell system of the present invention comprises a fuel cell stack; and a humidifier configured to (i) humidify an air supplied from outside by means of an off-gas discharged from the fuel cell stack and (ii) supply the humidified air to the fuel cell stack, wherein the off-gas is mixed with at least a portion of the humidified air in the humidifier.
US11335921B2 Method and system for setting cutting time of gasket during manufacture of MEA
A method of setting a cutting time of a gasket during manufacture of a membrane electrode assembly (MEA) is provided. The method includes: moving a reaction sheet, in which electrode layers are formed on an electrolyte membrane with a predetermined interval; photographing a boundary area between the electrolyte membrane and the electrode layer in the moving reaction sheet by using a fixed vision; setting a front end reference line and a rear end reference line between a front-most end and a rear-most end in the boundary area; calculating a trigger reference line between the front end reference line and the rear end reference line, except for a front portion of the front end reference line and a rear portion of the rear end reference line; and calculating a cutting time of a gasket based on the trigger reference line.
US11335917B2 Lightweight thermal battery system for high-temperature environments
An apparatus includes a thermal battery, which includes a housing and one or more battery cells within the housing. Each battery cell includes an anode, a cathode, and an electrolyte. The electrolyte in each battery cell is configured to be in a solid state when the battery cell is inactive. The apparatus also includes a phase change material around at least part of the housing. The phase change material is configured to conduct external heat into the housing in order to melt the electrolyte in each battery cell and activate the battery cell. The phase change material is also configured to change phase in order to reduce conduction of the external heat into the housing.
US11335915B2 Activation mechanism for a battery for an electronic ignition mechanism and a battery
An activation mechanism for a battery for an electronic ignition mechanism contains an ampoule filled with an electrolyte. The mechanism for breaking has a snap spring element to which the ampoule is attached in a freely suspended manner. The snap spring element snaps from a first shape into a second shape when a force due to acceleration is applied, thereby severing the attachment of the ampoule.
US11335914B2 Fuel cell interconnect with iron rich rib regions and method of making thereof
A method of making an interconnect for a solid oxide fuel cell stack includes providing an iron rich material containing at least 25 wt. % iron into channels of a mold, providing a powder containing 4-6 wt. % Fe, 0-1 wt. % Y and balance Cr into the mold over the iron rich material containing at least 25 wt. % iron, compacting the iron rich material containing at least 25 wt. % iron and the powder comprising 4-6 wt. % Fe, 0-1 wt. % Y and balance Cr in the mold to form the interconnect, and sintering the interconnect to form a sintered interconnect having iron rich regions having an iron concentration greater than 10% in ribs of the interconnect.
US11335910B1 Energy dense materials for redox flow batteries
Redox flow battery efficiency and performance may be improved with a high energy density bipyridinium based ionic room-temperature liquid electrolyte. Current electrolytes require solvent to dissolve the redox-active material and a supporting electrolyte to maintain charge balance. A room temperature redox-active electrolyte having intrinsic charge balancing would not need a solvent to form a liquid and would therefore have a higher density of anions and cations involved with charge storage. As such, creating redox-active bipyridinium core ionic materials that are in a liquid form at room temperature or, more particularly, are liquids across the range at which a redox flow battery would operate permit smaller and less costly flow battery design than conventional flow batteries.
US11335908B2 Rechargeable metal halide battery
A battery includes an anode, an electrolyte including a solvent and at least one ion conducting salt, and a cathode including a metal halide salt incorporated into an electrically conductive material. The electrolyte is in contact with the anode, the cathode, and an oxidizing gas.
US11335904B2 Composite core-shell particles
The invention relates to composite core-shell particles wherein the core is a porous, carbon-based matrix which contains silicon particles enclosed in pores of the matrix; the pores containing the silicon particles have a diameter of ≥60 nm as determined by scanning electron microscopy (SEM); the shell can be obtained by carbonizing one or more carbon precursors selected from among the group comprising tars, pitches, hard carbon, soft carbon and hydrocarbons having 1 to 20 carbon atoms, resulting in a non-porous shell.
US11335897B2 Batteries incorporating silica fibers
Embodiments of the invention include batteries and other charge-storage devices incorporating sheets and/or powders of silica fibers and methods for producing such devices. The silica fibers may be formed via electrospinning of a sol gel produced with a silicon alkoxide reagent, such as tetraethyl ortho silicate, alcohol solvent, and an acid catalyst.
US11335894B2 Multilayer material based on active lithium, method of preparation and applications in electrochemical generators
A method for preparing a multilayer material based on active lithium, by depositing a film of active lithium on a protective layer at a sufficient speed so that substantially no oxidation of the lithium occurs, and/or during a sufficient time for the adhesion of the lithium to develop after contact with the protective layer. The multilayer material, when incorporated in an electrochemical battery as an anode, has excellent impedance stability and no formation of dendrites during the cycling. Batteries where the anode is the multilayer material are particularly efficient in terms of their coulombic efficiency.
US11335891B2 Irradiation assembly, packaging device and packaging method
An irradiation assembly is provided, which is configured to heat and cure a package piece having a first region and a second region, the first region having a first adhesive material therein and the second region having a second adhesive material therein different from the first adhesive material, the irradiation assembly comprising: a light source assembly, configured to emit a first light heating the first adhesive material and to emit a second light curing the second adhesive material; and the package piece is an assembly configured to encapsulate electronic components accommodated therein, the first region is provided with the electronic components and is filled up with the first adhesive material encapsulating the electronic components, and the second region is arranged at periphery of the first region and is filled with the second adhesive material surrounding the first adhesive material.
US11335885B2 Display device including bending region including laminated first and second resin layers
The display device includes a substrate including a first resin layer, a second resin layer overlapping the first resin layer, and a first inorganic insulating layer between the first resin layer and the second resin layer, and having flexibility, a display region provided on the substrate, a terminal region arranged outside the display region on the substrate, and a bending region arranged between the display region and the terminal region. A thickness of the second resin layer is larger than a thickness of the first resin layer. The substrate includes a first region and a second region. The first resin layer, the first inorganic insulating layer, and the second resin layer are laminated in the first region. The first resin layer and the second resin layer are laminated in the second region and the first inorganic insulating layer is not laminated in the second region.
US11335880B2 Flexible display with protector along side surface
A display includes a display section including a flexible base and an image display layer that is supported by the flexible base and displays an image by utilizing an organic light-emitting phenomenon, in which the display section has a display surface on which the image is to be displayed, a back surface located opposite to the display surface, and a side surface located between the display surface and the back surface and coupled to each of the display surface and the back surface, and a protector provided along at least a portion of the side surface of the display section. The protector includes a metal layer and covers a region extending from a portion of the display surface through the side surface to a portion of the back surface.
US11335877B2 Organic light emitting diode array substrate, display panel and display apparatus, and fabricating method thereof
The present application discloses an organic light emitting diode array substrate having a subpixel region and an inter-subpixel region. The organic light emitting diode array substrate in the inter-subpixel region includes a first base substrate; a pixel definition layer on the first base substrate for defining a plurality of subpixels; a spacer layer on a side of the pixel definition layer distal to the first base substrate; an auxiliary electrode layer on a side of the spacer layer distal to the pixel definition layer; and a second electrode layer on a side of the auxiliary electrode layer distal to the spacer layer and is electrically connected to the auxiliary electrode layer.
US11335876B2 Organic light emitting diode, organic light emitting diode display device and display device for vehicles using the same
Disclosed are an organic light emitting diode, an organic light emitting diode display device and a display device for vehicles using the same. The organic light emitting diode may achieve process simplification and reduction in material costs while maintaining high luminance, through structure change.
US11335875B2 Quantum dot display substrate, method for manufacturing the same and display device
A quantum dot display substrate, a method for manufacturing a quantum dot display substrate and a display device are provided. The method includes: forming a carrier transport layer on a substrate; forming a quantum dot layer emitting light of a corresponding color in each of the pixel regions, and forming the quantum dot layer includes: forming a pattern-defining layer on the carrier transport layer, the pattern-defining layer exposes a portion of the carrier transport layer in the pixel region and covers remaining portion of the carrier transport layer, hydrophilicity and hydrophobicity of the pattern-defining layer are respectively opposite to those of the exposed portion of the carrier transport layer; coating a quantum dot solution, hydrophilicity and the hydrophobicity of the quantum dot solution are respectively the same as those of the exposed portion of the carrier transport layer; and curing the quantum dot solution.
US11335872B2 Organic light-emitting device
An organic light emitting device having an exciton generation layer that contains a compound having a difference between the lowest excited singlet energy level ES1 and the lowest excited triplet energy level ET1 thereof of 0.3 eV or less, or an exciplex to emit delayed fluorescence, and a light emitting layer that contains a light emitting material has a high efficiency and a long lifetime.
US11335870B2 Display substrate and preparation method thereof, and display device
Provided is a method for preparing a display substrate. The display substrate includes multiple pixel island regions, empty regions and connection bridge regions. The preparation method includes: forming first grooves corresponding to the pixel island regions and second grooves corresponding to the connection bridge regions on a side of a hard underlay substrate; preparing the display substrate on a side of the underlay substrate where the first grooves and the second grooves are formed, wherein the pixel island regions are located in regions where the first grooves are located, the connection bridge regions are located in regions where the second grooves are located, and the empty regions are located in regions other than the first grooves and the second grooves; and separating the underlay substrate from the display substrate to obtain the display substrate.
US11335868B2 Flexible substrate, method of preparing the same, and display panel
A flexible substrate, as well as a method of preparing the same, and a display panel are disclosed. The flexible substrate includes: a base substrate; a first light-emitting element and an optical filter disposed on the base substrate. The optical filter is configured to receive the first light beam emitted by the first light-emitting element and filter the first light beam to obtain a second light beam, and configured to enable physical properties of the second light beam to be modulated by a bending degree of the flexible substrate at a position where the optical filter is located.
US11335866B2 Display device having ultraviolet light blocking properties
A display device includes a substrate, a thin film transistor disposed on the substrate, and a display element electrically connected to the thin film transistor. The substrate includes a first substrate layer, a second substrate layer disposed on the first substrate layer, a first barrier layer disposed between the first substrate layer and the second substrate layer, and a first ultraviolet light blocking layer disposed between the first substrate layer and the second substrate layer.
US11335865B2 OLED with multi-emissive material layer
The present invention relates to organic light emitting devices with a multi-emissive material layer (EML), where a multi-EML generally refers to an emissive layer having at least two layers of emissive material, each layer having a different emitter concentration (e.g. a first EML in direct contact with a second EML, and the emitter concentration of the first EML (hole favorable) exceeds that of the second EML (electron favorable)).