Patents by Inventor An Xu

An Xu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 12284379
    Abstract: Aspects of the disclosure provide methods and apparatuses for video coding. In some examples, an apparatus includes processing circuitry configured to encode a first block in a picture according to one of bi-directional prediction and uni-directional prediction. The processing circuitry is configured to add motion information and a bi-prediction weight index of a History-based Motion Vector Prediction (HMVP) candidate to an HMVP list based on whether the first block is encoded according to the bi-directional prediction or the uni-directional prediction, the bi-prediction weight index indicating bi-prediction weights of the bi-directional prediction for the first block when the first block is encoded according to the bi-directional prediction, and the bi-prediction weight index indicating a default value when the first block is encoded according to the uni-directional prediction.
    Type: Grant
    Filed: March 29, 2022
    Date of Patent: April 22, 2025
    Assignee: TENCENT AMERICA LLC
    Inventors: Guichun Li, Xiang Li, Xiaozhong Xu, Shan Liu
  • Patent number: 12284012
    Abstract: An example aspect comprises selecting an azimuth mode for an OAM MIMO transmission by a transmitter that includes a first number of circles that each include a second number of antenna elements, wherein the azimuth mode defines a DFT vector of a size less than or equal to the second number; selecting, from a plurality of radial modes associated with the azimuth mode, a radial mode for the transmission, wherein the radial modes include at least a first radial mode defining a first beamforming vector and a second radial mode defining a second beamforming vector, wherein each one of the first and second beamforming vectors includes the DFT vector weighted and repeated for a number of times less than or equal to the first number, wherein the first and second beamforming vectors are orthogonal to each other; and transmitting a signal using a beam configured according to the radial mode.
    Type: Grant
    Filed: June 17, 2021
    Date of Patent: April 22, 2025
    Assignee: QUALCOMM Incorporated
    Inventors: Danlu Zhang, Min Huang, Yu Zhang, Hao Xu
  • Patent number: 12284380
    Abstract: Aspects of the disclosure provide methods and apparatuses for video coding. In some examples, an apparatus includes processing circuitry. The processing circuitry obtains prediction information of a first block in a picture from a coded video bitstream, and generates reconstructed samples of the first block according to the prediction information and one of bi-directional prediction and uni-directional prediction. The processing circuitry adds motion information and a bi-prediction weight index of a History-based Motion Vector Prediction (HMVP) candidate to an HMVP list based on the prediction information of the first block and whether the first block is coded according to the bi-directional prediction or the uni-directional prediction. Further, the processing circuitry generates reconstructed samples of a second block in the picture based on a plurality of candidates that includes the HMVP candidate.
    Type: Grant
    Filed: June 10, 2022
    Date of Patent: April 22, 2025
    Assignee: Tencent America LLC
    Inventors: Guichun Li, Xiang Li, Xiaozhong Xu, Shan Liu
  • Patent number: 12282783
    Abstract: An interface display method, an interface display apparatus, an electronic device and a medium are provided. The interface display method includes: for a list item in a data object list, creating an interface container proxy and arranging an interface data object of the list item in the interface container proxy; in response to a first update operation on a display interface, binding the interface container proxy to a corresponding interface container on the display interface if the first update operation is configured to instruct updating the list item to the display interface for display; and displaying the interface data object of the list item in the interface container proxy in a region that is on the display interface and that corresponds to the interface container according to a binding relationship between the interface container and the interface container proxy.
    Type: Grant
    Filed: July 2, 2021
    Date of Patent: April 22, 2025
    Inventors: Jingkai Sun, Peng Wang, Da Xu
  • Patent number: 12284670
    Abstract: The exemplary embodiments relate to a user equipment (UE) delivering an indication of one or more uplink listen-before-talk (LBT) failures to a network. The UE may identify a predetermined condition corresponding to one or more uplink listen-before-talk (LBT) failures associated with a special cell (SpCell). The UE is triggered to provide an indication of uplink LBT failure associated with the SpCell to the network based on the predetermined condition. Next, the UE may determine a type of message that is to be used to deliver the indication of uplink LBT failure associated with the SpCell to the network. The UE may transmit the type of message including the indication of uplink LBT failure associated with the SpCell to the network. Subsequently, the UE may determine that the network received the indication of uplink LBT failure associated with the SpCell.
    Type: Grant
    Filed: February 12, 2020
    Date of Patent: April 22, 2025
    Assignee: Apple Inc.
    Inventors: Yuqin Chen, Chunhai Yao, Dawei Zhang, Fangli Xu, Haijing Hu, Yushu Zhang, Zhibin Wu
  • Patent number: 12284721
    Abstract: The present invention provides a virtual subscriber identity module (vSIM) for network connection. The vSIM includes a memory and at least one processor. The memory is configured to store a remote SIM (rSIM) implemented as a software card. The at least one processor is coupled to the memory and configured to: register to a first network and download a vSIM profile from a vSIM server via the rSIM; and complete a registration to a second network using the vSIM profile for activating a vSIM service to connect to the second network. The present invention further provides an apparatus including the vSIM, a vSIM server for communicating with the apparatus, and a method performed by the apparatus.
    Type: Grant
    Filed: March 20, 2023
    Date of Patent: April 22, 2025
    Assignee: Simo Holdings Inc.
    Inventors: Jing Liu, Ludovic Lassauce, Richard H. Xu, Zhen Zhang
  • Patent number: 12284766
    Abstract: A method for preparing a ceramic copper clad laminate is provided, including following steps: providing a copper material; forming a copper oxide layer on a surface of the copper material; thermally treating the copper material on which the copper oxide layer is formed, to diffuse oxygen atoms in the copper material; removing the copper oxide layer on the thermally treated copper material; and soldering the copper-oxide-layer-removed copper material to a ceramic substrate to obtain a ceramic copper clad laminate.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: April 22, 2025
    Assignee: BYD COMPANY LIMITED
    Inventors: Wei Zhou, Qiang Xu, Caicai Xie
  • Patent number: 12284691
    Abstract: Embodiments of the present disclosure relate to for inter-CU topology adaptation. A first device establishes a communication interface between the first device and a second device. The first device receives from the second device a handover complete message indicating that a handover of the second device from a third device to the first device is completed. The first device transmits to the second device a command indicating the second device to activate cells configured by the first device.
    Type: Grant
    Filed: August 16, 2019
    Date of Patent: April 22, 2025
    Assignee: Nokia Technologies Oy
    Inventors: Henri Markus Koskinen, Xiang Xu, Samuli Turtinen, Esa Malkamäki, Matti Laitila, Thomas Höhne
  • Patent number: 12284685
    Abstract: Embodiments of the present disclosure disclose a random access method and a random access device, and relate to the field of communication technology. The method includes: first random access message is sent to a network device by a spatial terminal, where the first random access message carries a first preamble sequence, the first preamble sequence is generated based on a target mask, and the target mask is associated with a height where the spatial terminal is located; and a response message from the network device is received. In this way, the spatial terminal may initiate the random access using the first preamble sequence associated with the height where the spatial terminal is located, thereby avoiding collision and conflict with preamble sequences used by the spatial terminals at other heights, improving success rate of random access of the spatial terminal, and further improving efficiency of the random access.
    Type: Grant
    Filed: October 30, 2024
    Date of Patent: April 22, 2025
    Assignee: SHANGHAI SATELLITE NETWORK RESEARCH INSTITUTE CO., LTD.
    Inventors: Xiaofan Xu, Yueyue Zhang, Jianfei Tong, Hong Yan
  • Patent number: 12284350
    Abstract: Embodiments of this application provide a method for processing image signal conversion, including: obtaining a primary color component of a to-be-processed pixel; and converting a first value of the primary color component into a second value based on a preset dynamic range conversion model, where the dynamic range conversion model is: L ? = F ? ( L ) = a × ( p × L n ( k 1 × p - k 2 ) × L n + k 3 ) m + b , where L is the first value, L? is the second value, and k1, k2, k3, a, b, m, n, and p are model parameters.
    Type: Grant
    Filed: April 15, 2022
    Date of Patent: April 22, 2025
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Weiwei Xu, Quanhe Yu, Hu Chen, Elena Alexandrovna Alshina, Rafal Mantiuk
  • Patent number: 12284715
    Abstract: Aspects of the present disclosure include methods, apparatuses, and computer readable media for determining a connected mode discontinuous reception (C-DRX) short cycle value, transmitting a C-DRX short cycle request to a base station, the C-DRX short cycle request including the C-DRX short cycle value, receiving a first confirmation indicating the base station accepting the C-DRX short cycle value associated with the C-DRX short cycle request, determining an averaging window value based on the C-DRX short cycle value, transmitting an averaging window request to the base station, the averaging window request including the averaging window value, receiving a second confirmation indicating the base station accepting the averaging window value associated with the averaging window request, and communicating with the base station based on the C-DRX short cycle value and the averaging window value.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: April 22, 2025
    Assignee: QUALCOMM Incorporated
    Inventors: Nan Zhang, Yongjun Xu, Long Han
  • Patent number: 12284759
    Abstract: The disclosure provides a display module, including a display substrate and a FPC board; the display substrate includes a first base substrate, first bonding terminals, first impedance-test bonding terminals, and an antenna radiation structure; the FPC board includes a second base substrate, second bonding terminals, second impedance-test bonding terminals, and an antenna receiving structure; the first bonding terminals are bonded and connected to the second bonding terminals; the first impedance-test bonding terminals are bonded and connected to the second impedance-test bonding terminals; the antenna radiation structure has two ends respectively connected to two first impedance-test bonding terminals; the antenna receiving structure has two ends respectively connected to two second impedance-test bonding terminals; and the two first impedance-test bonding terminals connected to the antenna radiation structure are respectively bonded and connected to the two second impedance-test bonding terminals connected
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: April 22, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wen Liu, Xu Lu, An Fu, Qing Gong, Zhixin Cui
  • Patent number: 12284639
    Abstract: Techniques and apparatus for adapting bandwidth operation for full duplex user equipments (UEs) are described. One technique involves a base station (BS) determining a plurality of resource bandwidths (BWs) within an active BWP that are available to be used for communications by one or more UEs. An indication of at least one resource BW of the plurality of resource BWs is signaled to a UE. Communications between the BS and the UE are performed on the at least one resource BW.
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: April 22, 2025
    Assignee: QUALCOMM Incorporated
    Inventors: Muhammad Sayed Khairy Abdelghaffar, Alexandros Manolakos, Yeliz Tokgoz, Wanshi Chen, Huilin Xu, Ahmed Attia Abotabl, Krishna Kiran Mukkavilli, Tingfang Ji
  • Patent number: 12284870
    Abstract: The present application relates to the technical field of display, and discloses an OLED display panel and a display device. The OLED display panel includes a drive backplane; and an OLED device, an encapsulation structure and a color resistor structure which are arranged on the drive backplane; the encapsulation structure and the color resistor structure are located on a side, facing away from the drive backplane, of the OLED device, and the color resistor structure includes a chromatic color resistor layer, a first BM and a second BM; and the first BM is located on a side, facing away from the drive backplane, of the chromatic color resistor layer, and the second BM is located on a side, facing the drive backplane, of the chromatic color resistor layer.
    Type: Grant
    Filed: January 18, 2024
    Date of Patent: April 22, 2025
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Chuanxiang Xu, Shi Shu, Qi Yao, Guangcai Yuan, Yang Yue, Haitao Huang, Yong Yu
  • Patent number: 12284875
    Abstract: A display panel and a display apparatus. The display panel includes first and second display areas. The first display area includes a transparent display area and a transition display area. The display panel includes a device layer and a light-emitting element layer. The light-emitting element layer includes a first pixel structure arranged in the first display area. The first pixel structure includes a plurality of first sub-pixels, and the first sub-pixels include first electrodes. The device layer includes first driving transistors, and the first driving transistors include first gate electrodes. In a stacking direction the light-emitting element layer stacked with the device layer, an orthographic projection of a first gate electrode of one first driving transistor does not overlap with an orthographic projection of a first electrode of a first sub-pixel emitting a color different from another first sub-pixel driven by that first driving transistor.
    Type: Grant
    Filed: April 1, 2022
    Date of Patent: April 22, 2025
    Assignee: KunShan Go-Visionox Opto-Electronics Co., Ltd
    Inventors: Chuanzhi Xu, Lu Zhang, Zhengfang Xie, Zhenzhen Han
  • Patent number: 12284347
    Abstract: A method for implementing an adaptive colour transform (ACT) mode during image/video encoding and decoding includes performing a conversion between a current video block of a video and a bitstream of the video, wherein the current video block is coded using the ACT mode, wherein the conversion includes applying an inverse ACT transform on the current video block according to a rule, and wherein the rule specifies that a clipping operation, based on a bit depth of the current video block, is applied to an input of the inverse ACT transform.
    Type: Grant
    Filed: May 24, 2023
    Date of Patent: April 22, 2025
    Assignees: BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD., BYTEDANCE INC.
    Inventors: Weijia Zhu, Jizheng Xu, Li Zhang, Kai Zhang, Ye-kui Wang, Yue Wang
  • Patent number: 12284604
    Abstract: A user equipment (UE) is configured to join a standalone non-public network (SNPN). The receives SNPN information from one or more broadcast messages transmitted from a base station serving as an onboarding base station for the SNPN, determines whether the onboarding base station may be used for onboarding by the UE based on the SNPN information and UE SNPN information stored at the UE and onboards the UE to the SNPN when it is determined that the onboarding base station may be used for onboarding by the UE.
    Type: Grant
    Filed: May 10, 2021
    Date of Patent: April 22, 2025
    Assignee: Apple Inc.
    Inventors: Sarma V. Vangala, Fangli Xu, Haijing Hu, Naveen Kumar R. Palle Venkata, Ralf Rossbach, Sethuraman Gurumoorthy, Sree Ram Kodali, Srinivasan Nimmala, Srirang A. Lovlekar, Vijay Venkataraman, Yuqin Chen, Zhibin Wu
  • Patent number: 12283973
    Abstract: Methods and apparatus for constructing polar codes are provided. A transmitter determines at least one set of parameters corresponding to data to be transmitted, and a set of sorting indices corresponding to bits of the data to be transmitted based on the set of parameters, the set of sorting indices indicating a position set of the bits to be transmitted. The transmitter polar encodes the data based at least on the set of parameters and the set of sorting indices to generate a coded block of the data, and transmits the coded block of the data.
    Type: Grant
    Filed: September 6, 2023
    Date of Patent: April 22, 2025
    Assignee: QUALCOMM Incorporated
    Inventors: Changlong Xu, Jian Li, Jilei Hou, Chao Wei
  • Patent number: 12284801
    Abstract: The present disclosure relates to the technical field of semiconductors, and provides a semiconductor structure and a manufacturing method thereof. The semiconductor structure includes: a substrate; a bit line located on the substrate; and a support layer located on the substrate, wherein the support layer includes a first support segment and a second support segment, the first support segment and the second support segment are both connected to the bit line, and the bit line is located between the first support segment and the second support segment.
    Type: Grant
    Filed: February 8, 2022
    Date of Patent: April 22, 2025
    Assignee: CHANGXIN MEMORY TECHNOLOGIES, INC.
    Inventors: Sen Li, Jun Xia, Kangshu Zhan, Tao Liu, Qiang Wan, Penghui Xu
  • Patent number: 12284629
    Abstract: A method and apparatus for support of CU-DU split in MT-EDT procedure in a wireless communication system is provided. A Central Unit (CU) of a Radio Access Network (RAN node) receives, from a Distributed Unit (DU) of the RAN node, second information related to a transport block used for the wireless device. The CU decides a Radio Resource Control (RRC) state for transmitting the downlink (DL) data to the wireless device based on the first information related to the DL data and the second information related to the transport block.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: April 22, 2025
    Assignee: LG Electronics Inc.
    Inventors: Seokjung Kim, Hyunjung Choe, Jian Xu, Daewook Byun