Patents Examined by T. Lam
  • Patent number: 11962386
    Abstract: A wireless device receives one or more configuration parameters indicating a first beam detection set including a first reference signal and a second beam detection set including a second reference signal. The first reference signal overlaps in at least one symbol with the second reference signal. The wireless device measures, for beam failure and in response to the first beam detection set being different from the second beam detection set, both the first reference signal and the second reference signal.
    Type: Grant
    Filed: April 4, 2023
    Date of Patent: April 16, 2024
    Assignee: Ofinno, LLC
    Inventors: Ali Cagatay Cirik, Yunjung Yi, Esmael Hejazi Dinan, Hua Zhou
  • Patent number: 11961822
    Abstract: A display device includes a substrate including a plurality of emission areas respectively corresponding to a plurality of subpixels for displaying an image, a plurality of light emitting elements respectively located in the plurality of emission areas of a first surface of the substrate and respectively corresponding to the plurality of subpixels, a first planarization layer on the first surface of the substrate and covering the plurality of light emitting elements, and an array layer on the first planarization layer.
    Type: Grant
    Filed: December 7, 2022
    Date of Patent: April 16, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun Joon Kim, Jung Hwan Hwang, Kye Uk Lee, Sang Jin Jeon
  • Patent number: 11963046
    Abstract: The application relates to the field of wireless communication, and discloses a roaming method in a multi-link scenario, a multi-link device and a storage medium. The roaming method in the multi-link scenario includes: selecting a target network access device that meets a condition; disconnecting a logical entity on a secondary link of an original network access device from the original network access device; establishing a connection of the logical entity with the target network access device; determining a link through which the logical entity is connected with the target network access device as a primary link; and disconnecting a connection of the other logical entity other than the logical entity with the original network access device. The application realizes roaming of a terminal among different network access devices through link management and interactive control, ensuring service continuity and avoiding packet loss.
    Type: Grant
    Filed: August 12, 2020
    Date of Patent: April 16, 2024
    Assignee: CHENGDU XGIMI TECHNOLOGY CO., LTD.
    Inventors: Hao Wu, Fang Xie, Yang Liao
  • Patent number: 11960020
    Abstract: A method for sharing user equipment state estimates between nodes within a wireless communication network comprises initiating of transmission of at least one of obtained user equipment kinematic state estimate information and obtained user equipment type state estimate information to a receiving network node as a response to an obtained indication of a need for sharing user equipment state estimates. The obtained user equipment kinematic state estimate information comprising a latest kinematic state update time, as well as mode state vector estimates, mode covariance matrices and mode probabilities for at least one user equipment kinematic mode. The obtained user equipment type state estimate information comprising a latest type state update time and a type state probability estimate. A method for receiving and propagating the user equipment state estimates, and devices for both methods are also disclosed.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: April 16, 2024
    Assignee: Telefonaktiebolaget LM (publ)
    Inventors: Sholeh Yasini, Torbjörn Wigren, Patrik Persson
  • Patent number: 11956053
    Abstract: A network node for a wireless telecommunications network, and a method of operating a network node, are disclosed. The wireless telecommunications network includes a first access point having a first transmitter configured to transmit in a first coverage area, and the method can include receiving, from a sensor, data indicative of an object within the first coverage area of the first access point's first transmitter; determining, from the data, that the object is an illegitimate user; and, in response, causing a modification of the first access point so that the object cannot successfully receive a transmission from the first transmitter.
    Type: Grant
    Filed: October 12, 2021
    Date of Patent: April 9, 2024
    Assignee: British Telecommunications Public Limited Company
    Inventors: Farhad Mehran, Richard Mackenzie
  • Patent number: 11953612
    Abstract: A method of ranging between a first and a second radio signal transceiver comprises calculating a preliminary estimate of a value proportional to a one-way frequency domain channel response, for a frequency of a plurality of frequencies and for each of a first antenna combination and a second antenna combination of a plurality of antenna combinations; calculating a comparison value for the preliminary estimate, for the frequency and for each of the first antenna combination and the second antenna combination; determining, for the frequency and the first antenna combination, a corrected estimate of the value proportional to the one-way frequency domain channel response based on the preliminary estimate and the comparison value, for the first antenna combination and the second antenna combination; and performing a ranging calculation between the first and the second radio signal transceiver based on a plurality of such corrected estimates.
    Type: Grant
    Filed: June 4, 2021
    Date of Patent: April 9, 2024
    Assignee: Stichting IMEC Nederland
    Inventors: Lichen Yao, Pepijn Boer, Jac Romme
  • Patent number: 11955976
    Abstract: A quadrant alternate switching phase interpolator includes first and second multiplexer circuits, a phase interpolator circuitry, and a controller circuitry. The first multiplexer circuit outputs one of first and second clock signals to be a first signal in response to first and third bits in a quadrant control code. The second multiplexer circuit outputs one of third and fourth clock signals to be a second signal in response to second and fourth bits in the quadrant control code, and the first, the third, the second, and fourth clock signals are sequentially different in phase by 90 degrees. The phase interpolator circuitry generates an output clock signal in response to the first and the second signals and phase control bits. The controller circuitry performs a bit-shift operation on the phase control bits to adjust a phase of the output clock signal.
    Type: Grant
    Filed: October 26, 2022
    Date of Patent: April 9, 2024
    Assignee: REALTEK SEMICONDUCTOR CORPORATION
    Inventors: Yao-Chia Liu, Yuan-Sheng Lee
  • Patent number: 11954278
    Abstract: The present application provides a display panel and an electronic device. A functional region and a transition region of the display panel are located between two adjacent touch electrodes, each touch electrode is electrically connected to a first signal transmission line, first signal shielding lines are disposed between the first signal transmission lines of a same touch electrode group and the touch electrodes of an adjacent touch electrode group, and a part of the first signal shielding line is located in the transition region, so as to alleviate a problem of poor touch performance of an existing out-cut screen.
    Type: Grant
    Filed: November 26, 2021
    Date of Patent: April 9, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Liang Fang, Ding Ding
  • Patent number: 11949536
    Abstract: A method for transmitting digital subscriber connection signals to an interface of an end user via a coaxial cable includes: supplying, by a distribution point unit (DPU), first balanced subscriber connection signals to the coaxial cable by a first transformation; coupling unbalanced subscriber connection signals into the coaxial cable into a lower frequency range of an overall frequency range; attenuating, by means of a filtering device, a reflection of the unbalanced subscriber connection signals in the coaxial cable; a second transformation of the unbalanced subscriber connection signals into second balanced subscriber connection signals by means of a balun device assigned to the interface, wherein the input impedance of the filtering device is adjusted with respect to reflections from the direction of the customer terminal output; and separately making the second balanced subscriber connection signals available at the customer terminal output.
    Type: Grant
    Filed: October 7, 2021
    Date of Patent: April 2, 2024
    Assignee: DEUTSCHE TELEKOM AG
    Inventors: Peter Muggenthaler, Marko Loeffelholz, Christoph Tudziers, Ralph Leppla
  • Patent number: 11948776
    Abstract: A plasma processing apparatus adapted to reduce non-uniformity of plasma distribution in a process chamber and to adjust the plasma distribution to “centrally high density”, “circumferentially high density”, or “uniform density” in accordance with a desired etching process, a process chamber; a radio frequency power source; a rectangular waveguide; and a circular waveguide connected to the rectangular waveguide, in which the rectangular waveguide includes an upper rectangular waveguide and a lower rectangular waveguide formed by vertically dividing the rectangular waveguide; and a cutoff section which cuts off the microwave frequency power and which has a dielectric body. The circular waveguide includes an inner waveguide connected to the upper rectangular waveguide and formed inside; and an outer waveguide connected to the lower rectangular waveguide and formed on an outer side of the inner waveguide. The cutoff section has a width narrower than those of the rectangular waveguides except the cutoff section.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: April 2, 2024
    Assignee: HITACHI HIGH-TECH CORPORATION
    Inventors: Chen Pin Hsu, Hitoshi Tamura
  • Patent number: 11949477
    Abstract: Systems, methods, and instrumentalities are disclosed for adaptation of multiple input multiple output (MIMO) mode in mmW Wireless Local Area Network (WLAN) systems. A first station (STA) may receive a mode change request from a second STA. The mode change request may indicate a mode change for a MIMO mode, a polarization mode, and/or an orthogonal frequency-division multiple access (OFDMA) mode. The mode change request may include one or more STA fields. The one or more STA fields may include a STA field associated with the first STA. Each of the one or more STA fields may include a MIMO mode subfield, a polarization mode subfield, and/or an OFDMA mode subfield. The first STA may change the MIMO mode, the polarization mode, and/or the OFDMA mode, for example, based on the mode change request. The first STA may send a mode change response to the second STA.
    Type: Grant
    Filed: November 1, 2021
    Date of Patent: April 2, 2024
    Assignee: InterDigital Patent Holdings, Inc.
    Inventors: Oghenekome Oteri, Hanqing Lou, Xiaofei Wang, Li-Hsiang Sun, Alphan Sahin, Rui Yang
  • Patent number: 11941167
    Abstract: A head-mounted VR all-in-one machine comprises a front cover plate. Four first tracking cameras are arranged on an outer side frame of the front cover plate, two second tracking cameras are respectively arranged at positions on an inner side of the front cover plate that are close to the left eye and the right eye of a user, and a third tracking camera is arranged at a position on the lower bottom of the front cover plate that is close to the mouth of the user, wherein the four first tracking cameras and an IMU sensor form a 6DoF user head tracking module, the two second tracking cameras form a user eyeball tracking module, the two second tracking cameras and the one third tracking camera form a user facial expression recognition module, and the four first tracking cameras form a user bare hand recognition tracking module in a multiplexed manner.
    Type: Grant
    Filed: November 4, 2021
    Date of Patent: March 26, 2024
    Assignee: QINGDAO PICO TECHNOLOGY CO., LTD
    Inventor: Tao Wu
  • Patent number: 11942170
    Abstract: An object is to provide a pulse signal output circuit capable of operating stably and a shift register including the pulse signal output circuit. A pulse signal output circuit according to one embodiment of the disclosed invention includes first to tenth transistors. The ratio W/L of the channel width W to the channel length L of the first transistor and W/L of the third transistor are each larger than W/L of the sixth transistor. W/L of the fifth transistor is larger than W/L of the sixth transistor. W/L of the fifth transistor is equal to W/L of the seventh transistor. W/L of the third transistor is larger than W/L of the fourth transistor. With such a structure, a pulse signal output circuit capable of operating stably and a shift register including the pulse signal output circuit can be provided.
    Type: Grant
    Filed: May 20, 2022
    Date of Patent: March 26, 2024
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Seiko Amano, Kouhei Toyotaka, Hiroyuki Miyake, Aya Miyazaki, Hideaki Shishido, Koji Kusunoki
  • Patent number: 11940546
    Abstract: In some aspects, a base station may transmit, to a user equipment (UE), an instruction that triggers the UE to transmit an uplink random access channel (RACH) message, the instruction identifying a RACH preamble index corresponding to a RACH preamble to be used for the uplink RACH message; transmit, to a plurality of neighbor base stations, information that identifies the RACH preamble index; receive the uplink RACH message from the UE; receive, from the plurality of neighbor base stations, feedback that indicates respective timings with which the uplink RACH message was received by the plurality of neighbor base stations; and estimate a position of the UE based at least in part on a timing with which the uplink RACH message was received by the base station and at least two of the respective timings with which the uplink RACH message was received by the plurality of neighbor base stations.
    Type: Grant
    Filed: February 10, 2020
    Date of Patent: March 26, 2024
    Assignee: QUALCOMM Incorporated
    Inventors: Yuwei Ren, Huilin Xu, Alexandros Manolakos
  • Patent number: 11943388
    Abstract: Systems and methods for developing and utilizing a contactability profile are disclosed. Contact information may be managed by receiving activity data associated with an entity, processing the received activity data, generating at least one contactability profile associated with the entity based upon a result of the processing, and storing the generated contactability profile.
    Type: Grant
    Filed: April 15, 2021
    Date of Patent: March 26, 2024
    Assignee: CAPITAL ONE SERVICES, LLC
    Inventors: Anthony Paul Reynolds, Daniel J. Welker
  • Patent number: 11937099
    Abstract: Beamforming for adapting wireless signaling beams in an adaptive and agile manner is contemplated. The beamforming may be characterized by adaptively constructing beam form parameters to provide wireless signaling in a manner that maximizes efficiency and bandwidth according to device positioning relative to a responding base station.
    Type: Grant
    Filed: January 10, 2023
    Date of Patent: March 19, 2024
    Assignee: Cable Television Laboratories, Inc.
    Inventors: Luis Alberto Campos, Jennifer Andreoli-Fang, Thomas Williams
  • Patent number: 11935899
    Abstract: A semiconductor device capable of stable operation with low power consumption is provided. A logic circuit having a circuit configuration using a transistor including an oxide semiconductor in a channel formation region is included. The logic circuit is a two-input/two-output two-wire logic circuit. Transistors included in the logic circuit each include a gate and a back gate. An input terminal is electrically connected to one of a gate and a back gate of a transistor electrically connected to a wiring for supplying a high power supply potential. An output terminal is connected to the other of the gate and the back gate of the transistor electrically connected to the wiring for supplying a high power supply potential. An output terminal is electrically connected to one of a source and a drain of a transistor electrically connected to a wiring for supplying a low power supply potential.
    Type: Grant
    Filed: April 8, 2019
    Date of Patent: March 19, 2024
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Takahiko Ishizu, Seiichi Yoneda
  • Patent number: 11936383
    Abstract: An electronic circuit, integrated circuit, and method for a bias-less Miller clamp protection circuit, electrically coupled to an output of a driver circuit and to an input gate of a semiconductor switch device, for dynamically protecting the semiconductor switch device from turning from an off state to an on state in response to a parasitic Miller turn-on signal at the gate, regardless of the bias-less Miller clamp protection circuit having, or lacking, a power supply that provides electrical power to the bias-less Miller clamp protection circuit. The semiconductor switch device can include one or more GaN switch devices. The bias-less Miller clamp protection circuit does not consume any current during normal operation of the electronic circuit and also does not cause any interference to the normal operation.
    Type: Grant
    Filed: December 1, 2021
    Date of Patent: March 19, 2024
    Assignee: Tagore Technology, Inc.
    Inventors: Manish Shah, Procheta Chatterjee, Syed Asif Eqbal
  • Patent number: 11928262
    Abstract: The combination of active and reference haptics on an electronic device, such as a wearable display device, can convey information to a user without requiring the user to look at the device. An electronic device may include a housing, a display disposed in the housing and including an interface surface arranged for user contact and a reference haptic. The interface surface includes an active haptic output that provides a time-dependent haptic output and a reference haptic disposed on the housing or the interface surface to provide a time-independent haptic output related to the time-dependent haptic output.
    Type: Grant
    Filed: January 30, 2023
    Date of Patent: March 12, 2024
    Assignee: Microsoft Technology Licensing, LLC
    Inventors: Hong Z. Tan, Zhaoyuan Ma
  • Patent number: 11929129
    Abstract: In one implementation, a circuit includes: a comparator; a shift register chain coupled to the comparator; and one or more converters coupled to respective shift registers of the shift register chain, wherein the one or more converters are configured to convert a source of current from a first voltage to a second voltage, and wherein the circuit is configured to selectively transmit an output signal to the one or more converters. In one implementation, the circuit is configured to selectively control modulation for the one or more converters.
    Type: Grant
    Filed: January 26, 2022
    Date of Patent: March 12, 2024
    Assignee: Arm Limited
    Inventor: David Victor Pietromonaco