Patents by Inventor Li Zhang

Li Zhang 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).

  • METHOD, DEVICE, AND MEDIUM FOR VIDEO PROCESSING
    Publication number: 20240223778
    Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: determining, during a conversion between a target block of a video and a bitstream of the target block, a first prediction and a second prediction associated with the target block, the target block being applied with a multiple hypothesis prediction coding mode; applying a process associated with a template of the target block to the target block by blending the first and second predictions; and performing the conversion according to the process associated with the template.
    Type: Application
    Filed: March 15, 2024
    Publication date: July 4, 2024
    Inventors: Zhipin DENG, Kai ZHANG, Li ZHANG
  • INSPECTION SYSTEM AND INSPECTION METHOD
    Publication number: 20240219325
    Abstract: Provided are an inspection system and an inspection method, the inspection system includes: a carrying device (300); at least one ray source (100) each includes a separate housing (110) to define a vacuum space and target spots enclosed within the housing (110), and a detector assembly (200). The at least one ray source (100) is rotatable between a plurality of scanning positions around a rotation axis relative to the carrying device (300). The at least one ray source (100) and the detector assembly (200) may be lifted or lowered along the rotation axis relative to the carrying device (300). When the at least one ray source (100) is located at one of scanning positions relative to the carrying device (300), the at least one ray source (100) and the detector assembly (200) are lifted or lowered along the rotation axis relative to the carrying device (300) and the at least one ray source (100) emits X-rays.
    Type: Application
    Filed: July 6, 2022
    Publication date: July 4, 2024
    Inventors: Li ZHANG, Zhiqiang CHEN, Qingping HUANG, Hui DING, Yong ZHOU, Xin JIN, Liming Yao
  • METHOD, APPARATUS, AND MEDIUM FOR VIDEO PROCESSING
    Publication number: 20240223756
    Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: determining, during a conversion between a target video block of a video and a bitstream of the video, an intra block copy (IBC)-based mode to be applied for the target video block, the IBC-based mode being based on at least one of the following: an IBC merge mode with block vector difference (MBVD), a combined prediction mode based on an IBC mode and at least one further prediction mode, an IBC mode based on triangle partitioning, an IBC mode based on geometric partitioning, an IBC advanced motion vector prediction (AMVP) mode based on template matching (TM), or an IBC merge mode based on TM; and performing the conversion based on the IBC-based mode.
    Type: Application
    Filed: March 15, 2024
    Publication date: July 4, 2024
    Inventors: Na ZHANG, Kai ZHANG, Li Zhang
  • SEAT ASSEMBLY
    Publication number: 20240217397
    Abstract: A seat assembly includes a seat base, a seat bottom connected to the seat base, a seat back pivotably connected to the seat base, and/or an adjustment assembly connected to the seat base. The adjustment assembly may include a first lever connected to the seat back, a second lever pivotably connected to the seat base and the seat back, and/or a motor coupled to the first lever. Actuation of the motor may rotate the first lever to adjust the seat back to a first seat position and to a second seat position relative to the seat base.
    Type: Application
    Filed: December 22, 2023
    Publication date: July 4, 2024
    Inventors: Li Zhang, Xia Li
  • WI-FI LINK SLEEP AND WAKE-UP METHOD, ELECTRONIC DEVICE, AND SYSTEM
    Publication number: 20240224186
    Abstract: The present disclosure relates to Wi-Fi link sleep and wake-up methods, electronic devices, and systems. In one example method, a first electronic device establishes a Wi-Fi direct link with a second electronic device. The first electronic device is a group owner (GO) of Wi-Fi Direct. The second electronic device is a group client (GC) of Wi-Fi Direct. The second electronic device may send a first request message to the first electronic device to trigger the first electronic device to enable Wi-Fi link sleep. When a wireless projection service is suspended, a Wi-Fi link used for wireless projection enters a low-power state in a timely manner. When the Wi-Fi direct link sleeps, the second electronic device may send a wake-up request message to the first electronic device to trigger the first electronic device to wake up the Wi-Fi link.
    Type: Application
    Filed: April 7, 2022
    Publication date: July 4, 2024
    Inventors: Ming ZHOU, Li ZHANG, Ming YANG, Jianhua YANG
  • NON-AQUEOUS ELECTROLYTE SOLUTION AND LITHIUM BATTERY
    Publication number: 20240222705
    Abstract: A non-aqueous electrolyte solution and a lithium battery, and mainly solves the problems of easy decomposition at high temperature, poor cycle performance at high temperature and poor rate capability of a non-aqueous electrolyte. The synergistic effect generated by the combined use of an additive A and an additive B better solves the problem. The non-aqueous electrolyte solution and the lithium battery using the non-aqueous electrolyte solution have excellent high temperature performance, cycle performance and rate capability.
    Type: Application
    Filed: August 8, 2022
    Publication date: July 4, 2024
    Inventors: Xiaoqin CHEN, Chaolun GAN, Erbo SHI, Li ZHANG, Xiaofeng LU
  • METHOD, DEVICE, AND MEDIUM FOR VIDEO PROCESSING
    Publication number: 20240223771
    Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: determining, during a conversion between a target block of a video and a bitstream of the video, first motion information of a plurality of geometric partitions of the target block based on a geometric partitioning mode (GPM) with motion vector differences (GMVD); and performing the conversion between the target block and the bitstream based on the first motion information, the bitstream including a first set of indications of GMVD information associated with the target block. Compared with the conventional solution, the proposed method can advantageously improve the encoding/decoding efficiency.
    Type: Application
    Filed: April 19, 2022
    Publication date: July 4, 2024
    Inventors: Zhipin DENG, Kai ZHANG, Li ZHANG
  • METHOD, APPARATUS, AND MEDIUM FOR VIDEO PROCESSING
    Publication number: 20240223773
    Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: determining, during a conversion between a target video block of a video and a bitstream of the video, respective template matching costs of a plurality of motion vector prediction (MVP) candidates of the target video block; determining a MVP candidate list based on the respective template matching costs; and performing the conversion based on the MVP candidate list.
    Type: Application
    Filed: March 15, 2024
    Publication date: July 4, 2024
    Inventors: Lei ZHAO, Kai Zhang, Li Zhang
  • Signaling and syntax for in-loop reshaping information
    Patent number: 12028535
    Abstract: A method for video processing is provided to include: performing a conversion between a current video block of a video and a coded representation of current video block, wherein the conversion uses a coding mode in which the current video block is constructed based on a first domain and a second domain and/or chroma residue is scaled in a luma-dependent manner, and wherein information used for the coding mode is signaled in a parameter set that is different from a sequence parameter set (SPS), a video parameter set (VPS), a picture parameter set (PPS), or an adaptation parameter set (APS) used for carrying adaptive loop filtering (ALF) parameters.
    Type: Grant
    Filed: April 6, 2022
    Date of Patent: July 2, 2024
    Assignees: BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD, BYTEDANCE INC.
    Inventors: Li Zhang, Kai Zhang, Hongbin Liu, Jizheng Xu, Yue Wang
  • Reinforcement learning by sharing individual data within dynamic groups
    Patent number: 12026610
    Abstract: Methods and systems for reinforcement learning with dynamic agent grouping include gathering information at a first agent using one or more sensors. Shared information is received at the first agent from a second agent. An agent model is trained at the first agent using the gathered information and the shared information. A contribution of the shared information is weighted according to a degree of similarity between the first agent and the second agent. An action is generated using the trained agent model responsive to the gathered information.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: July 2, 2024
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Chun Yang Ma, Zhi Hu Wang, Shiwan Zhao, Li Zhang
  • Support assembly and chassis structure having the same
    Patent number: 12026023
    Abstract: A support assembly and a chassis structure for positioning and support of large and heavy computer cards. The chassis structure includes a housing, a main board in the housing, and a graphics card slot on the main board. The housing includes a positioning frame on the main board and the support assembly on the frame. The support assembly is detachable. The support assembly includes positioning base plate, positioning member, and adjusting member. The positioning member is on a base which is detachable from the positioning frame. The adjusting member is moveable. The positioning member includes a first support portion, the adjusting member includes a second support portion. Depending on card size, either the first support portion or the second support portion abuts against an end side of a graphics card away from the graphics card slot, to position and firmly hold in place graphics cards of different sizes.
    Type: Grant
    Filed: November 28, 2022
    Date of Patent: July 2, 2024
    Assignees: HONG FU JIN PRECISION INDUSTRY (WuHan) CO., LTD., HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Zhao-Li Zhang, Yi-Sheng Lin
  • METHOD, APPARATUS, AND MEDIUM FOR VIDEO PROCESSING
    Publication number: 20240214586
    Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: determining, during a conversion between a target video block of a video and a bitstream of the video, whether a block vector (BV) candidate of the target video block is valid; and in accordance with a determination that the BV candidate is valid, performing the conversion based on the BV candidate.
    Type: Application
    Filed: February 23, 2024
    Publication date: June 27, 2024
    Inventors: Na Zhang, Kai Zhang, Li Zhang, Jizheng Xu
  • RADIOGRAPHIC INSPECTION DEVICE AND METHOD OF INSPECTING OBJECT
    Publication number: 20240210333
    Abstract: A radiographic inspection device and a method of inspecting an object are provided. The radiographic inspection device includes: a support frame, where an inspection space applicable to inspect an object is formed within the support frame, and the inspection space has an opening connecting to an outside; a transfer mechanism applicable to carry the object to move through the inspection space; a shielding curtain mounted at the opening; and a driving mechanism mounted on the support frame and configured to drive the shielding curtain to move, in response to the object getting close to or moving away from the opening, so as to open or close the opening.
    Type: Application
    Filed: January 13, 2022
    Publication date: June 27, 2024
    Inventors: Li ZHANG, Zhiqiang CHEN, Qingping HUANG, Jinning LIANG, Mingzhi HONG, Yi CHENG, Minghua QIU, Yao ZHANG, Jianxue YANG, Lei ZHENG
  • MEASUREMENT METHOD, APPARATUS, AND SYSTEM
    Publication number: 20240214838
    Abstract: Embodiments of this application provide a measurement method, an apparatus, and a system, so that when a time domain resource for layer 1 measurement and a configured time domain resource for layer 3 measurement overlap, the layer 1 measurement can be preferentially performed, thereby reducing a layer 1 measurement delay. The method includes: A terminal device obtains a first parameter associated with a first portion of a first time resource for a layer 1 measurement to a second time domain resource for a layer 3 measurement, determines first duration based on the first parameter perform the layer 1 measurement.
    Type: Application
    Filed: February 26, 2024
    Publication date: June 27, 2024
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Zhongyi Shen, Jing Han, Li Zhang, Hong Li
  • SECURITY CHECK CT OBJECT RECOGNITION METHOD AND APPARATUS
    Publication number: 20240212336
    Abstract: A method and an apparatus of identifying at least one target object for a security inspection CT are provided. The method includes: performing a dimension reduction on three-dimensional CT data to generate a plurality of two-dimensional dimension-reduced views (S10); performing a target identification on a plurality of two-dimensional views to obtain a set of two-dimensional semantic descriptions of the at least one target object, where the plurality of two-dimensional views include the plurality of two-dimensional dimension-reduced views (S20); and performing a dimension increase on the set of two-dimensional semantic descriptions to obtain a three-dimensional recognition result of the at least one target object (S30).
    Type: Application
    Filed: July 8, 2022
    Publication date: June 27, 2024
    Inventors: Zhiqiang CHEN, Li ZHANG, Yunda SUN, Juan ZHENG, Lu WANG, Tao YANG, Dong LI
  • METHOD, DEVICE, AND MEDIUM FOR VIDEO PROCESSING
    Publication number: 20240214602
    Abstract: A method for video processing is proposed. The method comprises: deriving. during a conversion between a video unit of a video and a bitstream of the video. motion information of a plurality of parts of the video unit from a same merge candidate (1310): and performing the conversion based on the derived motion information (1320). The proposed method can advantageously improve the encoding/decoding efficiency.
    Type: Application
    Filed: April 8, 2022
    Publication date: June 27, 2024
    Inventors: Zhipin DENG, Kai ZHANG, Li ZHANG
  • METHOD, DEVICE, AND MEDIUM FOR VIDEO PROCESSING
    Publication number: 20240214565
    Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: obtaining a reference picture for a target picture of a video; determining whether the reference picture is to be used for filtering the target picture based at least in part on a difference between the reference picture and the target picture; and in accordance with a determination that the reference picture is to be used for filtering the target picture, performing temporal filtering on the target picture based on the reference picture. Compared with the conventional solution, the proposed method can advantageously improve the coding speed and efficiency.
    Type: Application
    Filed: March 31, 2022
    Publication date: June 27, 2024
    Applicants: Beijing Bytedance Network Technology Co., Ltd., Bytedance Inc.
    Inventors: Hongbin LIU, Li ZHANG, Kui FAN, Xiaolong JIANG, Haibin YIN, Yuwen HE, Yingming FAN
  • METHOD, DEVICE, AND MEDIUM FOR VIDEO PROCESSING
    Publication number: 20240214606
    Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: determining, during a conversion between a current video block of a video and a bitstream of the video, a refinement process applied to a current video unit associated with the current video block based on at least one of dimension information of the current video unit or coding tools applied to the current video unit; and performing the conversion based on the refinement process. Compared with the conventional solution, the proposed method can advantageously improve the coding performance and efficiency.
    Type: Application
    Filed: April 26, 2022
    Publication date: June 27, 2024
    Inventors: Zhipin DENG, Li ZHANG, Kai ZHANG, Na ZHANG
  • Method for large-scale preparation of purified preparation of recombinant lentiviral vector at GMP grade
    Patent number: 12018293
    Abstract: Provided is a method for large-scale preparation of a purified preparation of a recombinant lentiviral vector at the GMP grade. The method comprises: (a) providing raw material feed liquid to be purified that comprises recombinant viral vectors; (b) carrying out a microfiltration treatment on the feed liquid to obtain a microfiltered filtrate comprising the recombinant viral vectors; (c) optionally concentrating the filtrate to obtain a concentrated filtrate; (d) purifying the filtrate obtained in the previous step by means of chromatography to obtain a crude pure product comprising the recombinant viral vectors; and (e) subjecting the crude pure product obtained in the previous step to liquid exchange and elaborate purification to obtain the purified recombinant viral vectors.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: June 25, 2024
    Assignee: ABELZETA INC.
    Inventors: Yi Hong, Ting Yan, Jiangguo Ying, Haojie Zhang, Li Zhang, Fei Wang, Dijun Zhao, Luyi Zhang
  • Signaling in transform skip mode
    Patent number: 12022121
    Abstract: Devices, systems and methods for coefficient coding in transform skip mode are described. An exemplary method for visual media processing includes: for encoding a current video block in a video region of a visual media data into a bitstream representation of the visual media data, identifying usage of a coding mode and/or an intra prediction mode and/or a set of allowable intra prediction modes; and upon identifying the usage, making a decision of whether to include or exclude, in the bitstream representation, a syntax element indicative of selectively applying a transform skip mode to the current video block, wherein, in the transform skip mode, a residual of a prediction error between the current video block and a reference video block is represented in the bitstream representation of the visual media data without applying a transformation.
    Type: Grant
    Filed: October 6, 2021
    Date of Patent: June 25, 2024
    Assignee: BYTEDANCE INC.
    Inventors: Weijia Zhu, Li Zhang, Jizheng Xu