Patents by Inventor Zhi Zhang

Zhi 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).

  • Patent number: 10932209
    Abstract: A method for wireless communication, a terminal device and a network device are provided. The method for wireless communication includes: a terminal device receives a Synchronization Signal Block (SSB), here, the SSB comprises Primary Synchronization Signal (PSS), Secondary Synchronization Signal (SSS), and Physical Broadcasting Channel (PBCH); here, the SSB comprises four consecutive symbols in time domain, which are symbol S0, symbol S1, symbol S2 and symbol S3 in sequence; and the PSS is transmitted on the symbol S0, the SSS is transmitted on the symbol S2, and the PBCH is transmitted on the symbol S1, the symbol S2 and the symbol S3.
    Type: Grant
    Filed: April 10, 2020
    Date of Patent: February 23, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Zhi Zhang
  • Patent number: 10930191
    Abstract: A display driving circuit includes a control sub-circuit and a gate drive sub-circuit connected to the control sub-circuit. The control sub-circuit is configured to: receive an effective display data enable signal; determine whether the effective display data enable signal is lost; and control each stage of shift register in the gate drive sub-circuit to output a disabling signal via an output terminal of the shift register in response to determining that the effective display data enable signal is lost.
    Type: Grant
    Filed: November 5, 2018
    Date of Patent: February 23, 2021
    Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhenguo Tian, Shuang Hu, Lijun Xiong, Shuai Chen, Taoliang Tang, Xing Dong, Xuebo Liang, Zhi Zhang
  • Patent number: 10930228
    Abstract: A display driving circuit, a driving method thereof, and a display device are provided. The display driving circuit includes: a timing controller which is configured to acquire grayscale data of subpixels in a frame of display image row by row and output the grayscale data to the grayscale controller; a grayscale controller which is configured to receive grayscale data of each subpixel in each row of subpixels, and control at least a part of the plurality of reference grayscale voltage output terminals in the grayscale controller to output reference grayscale voltages according to the grayscale data of each subpixel in each row of subpixels; a source IC which is configured to generate a grayscale voltage according to the received reference grayscale voltages and input the grayscale voltage as a data voltage to a data line.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: February 23, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., Chongqing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Zhenguo Tian, Jingpeng Zhao, Taoliang Tang, Zhi Zhang, Heecheol Kim, Taeyup Min
  • Publication number: 20210048743
    Abstract: Disclosed are a mask plate, a manufacturing method thereof, and a patterning method using the mask plate. The mask plate includes: a first opening, configured to form a first protective layer for covering a first region, the first region including a functional region and a first wiring region at a periphery of the functional region; a second opening, connected to the first opening and configured to form a second protective layer for covering a second region, the second region includes a second wiring region; and a first shielding strip portion, the first protective layer and the second protective layer are connected and belong to a same film layer, the first shielding strip portion is configured to form a first groove region, the first groove region corresponds to a bonding region, and the second wiring region is on one side of the bonding region away from the first wiring region.
    Type: Application
    Filed: July 17, 2020
    Publication date: February 18, 2021
    Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Li Yin, Qingpu Wang, Zhi Zhang, Zhenzhong Fang, Bisheng Li
  • Publication number: 20210051663
    Abstract: Embodiments of this application provide a wireless communication method, a network device, and a terminal device, to improve communication performance in terms of frequency band deployment and configuration. The method includes: determining, by a network device, a first uplink carrier, where the first uplink carrier is one of a plurality of uplink carriers that can be used for a terminal device; and sending, by the network device, configuration information to the terminal device, where the configuration information includes configuration information associated with the first uplink carrier.
    Type: Application
    Filed: September 8, 2017
    Publication date: February 18, 2021
    Inventors: WENHONG CHEN, ZHI ZHANG
  • Patent number: 10922214
    Abstract: Various methods, apparatuses/systems, and media for implementing a test optimization module are provided. A processor utilizes a static analysis technique which analyzes an application's byte code to determine what files and line-numbers have been changed in a source code based on comparing successive versions of the application. The processor creates a change dependency graph (CDG) based on a change scope and analyzed bytecode, traverses the CDG to generate a list of test cases among a plurality of test cases, accessed from a test repository, that are directly and/or indirectly related to the modification to the source code, and automatically executes only the test cases selected from the generated list to test the latest version of the application.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: February 16, 2021
    Assignee: JPMORGAN CHASE BANK, N.A.
    Inventors: Alla Nadein, Itai Wiseman, Victor M. Bonilla Pardo, Viacheslav Lisianskii, Zhi Zhang
  • Patent number: 10925060
    Abstract: Provided is a wireless communication method and device. Frequency-domain resource allocation and/or bandwidth part configuration is flexibly performed on a terminal device in conjunction with a synchronous signal block, and the performance of a communication system can be raised. The method comprises: a network device receiving a first message sent by a terminal device, the first message being used for indicating a first synchronous signal block detected by the terminal device; and according to the first synchronous signal block, the network device performing frequency-domain resource allocation and/or bandwidth part configuration on the terminal device.
    Type: Grant
    Filed: November 22, 2019
    Date of Patent: February 16, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Zhi Zhang
  • Publication number: 20210044992
    Abstract: Provided by the embodiments of the present application are a signal reporting method, a terminal device, and a network device, which may improve system performance, the method comprising: a terminal device measuring N first signals to obtain a corresponding measurement result and measuring M second signals to obtain a corresponding measurement result, wherein N?1 and M?1; the terminal device determining a signal that needs to be reported according to the measurement result of the N first signals and the measurement result of the M second signals.
    Type: Application
    Filed: September 7, 2017
    Publication date: February 11, 2021
    Inventors: Wenhong CHEN, Zhi ZHANG
  • Patent number: 10916320
    Abstract: A shift register unit includes a first output control circuit, a first output circuit, a second output control circuit, a second output circuit, a reset circuit, and a node set circuit. The node set circuit is configured to periodically transfer a first voltage having an inactive level to a first node within the shift register unit during being enabled.
    Type: Grant
    Filed: May 30, 2018
    Date of Patent: February 9, 2021
    Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shuai Chen, Zhi Zhang, Xiuzhu Tang, Yuanbo Zhang, Zhihui Wang, Qian Qian, Lijun Xiong, Tao Zhou, Xing Dong
  • Patent number: 10915192
    Abstract: A method for driving a display panel, a display panel, and a display device are provided. The display panel includes: a first gate driver circuit, a second gate driver circuit, common electrodes in an array, data lines, and gate lines, where the gate lines include first and second gate lines alternately row by row in the extension direction of the data lines, the first gate driver circuit is connected with the first gate lines, the second gate driver circuit is connected with the second gate lines, and the common electrodes are reused as touch electrodes; and in one frame, a gate scan signal or an alternating-current touch scan signal is input respectively to the first gate lines and the second gate lines in different periods so that a display function can be enabled, but also a touch report rate can be improved.
    Type: Grant
    Filed: May 7, 2019
    Date of Patent: February 9, 2021
    Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jingpeng Zhao, Jieqiong Wang, Zhi Zhang, Guangquan Wang, Xiang Wang, Panpan Li, Yanfei Yan, Xiuzhu Tang, Shuai Chen
  • Patent number: 10911968
    Abstract: A method for wireless communication includes that: a terminal reports at a first protocol layer a first event to a second protocol layer; the first event indicates that quality of a signal in a first signal set is bad enough to satisfy a first condition; determines at the second protocol layer occurrence of a second event when a number of times that the first event has successively occurred exceeds a threshold; and sends a first message to a network device, the first message indicates a signal in the second signal set, of which signal quality is good enough to satisfy a third condition; occurrence of the first event includes occurrence of beam failure instance, the occurrence of the second event includes occurrence of beam failure, and the second event indicates that link quality corresponding to the signal in the first signal set is bad enough to satisfy a second condition.
    Type: Grant
    Filed: July 30, 2020
    Date of Patent: February 2, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Zhihua Shi, Wenhong Chen, Zhi Zhang
  • Publication number: 20210029713
    Abstract: The embodiments of the application provide a wireless communication method and device, which may implement measurement and feedback of reference signals to support transmission of multiple downlink channels. The method includes that: a terminal device measures multiple reference signals; the terminal device determines reporting information corresponding to each reference signal of the multiple reference signals and including a Rank Indicator (RI) according to a measurement result; and the terminal device transmits the reporting information corresponding to each reference signal and including the RI to a network side.
    Type: Application
    Filed: June 23, 2017
    Publication date: January 28, 2021
    Inventors: Wenhong CHEN, Zhi ZHANG
  • Publication number: 20210029711
    Abstract: Embodiments of this application relate to a resource configuration method, a terminal device, and a network device. The method includes: determining a frequency domain offset between a plurality of transmission resource chunks allocated by a network device, where the frequency domain offset is a frequency domain offset between a first transmission resource chunk and a second transmission resource chunk, and the first transmission resource chunk and the second transmission resource chunk are any two consecutive resource chunks on an uplink transmission in the plurality of transmission resource chunks; and determining the plurality of transmission resource chunks according to the frequency domain offset, wherein the plurality of transmission resource chunks are configured for a frequency hopping transmission.
    Type: Application
    Filed: September 30, 2020
    Publication date: January 28, 2021
    Inventors: ZHIHUA SHI, Wenhong Chen, Zhi Zhang
  • Publication number: 20210028902
    Abstract: The present disclosure discloses a method for determining a reference signal (RS), a network device, a user equipment (UE), and a computer storage medium, where the method includes: configuring N control resource sets for a UE, where K pieces of transmission configuration indication (TC) information is configured in each of at least part of control resource sets in the N control resource sets, and a quantity of the TCI information K configured in different control resource sets in the at least part of control resource sets is the same or different; where N and K are integers greater than or equal to 1, and at least one RS is indicated in each piece of TCI information; and indicating to the UE the at least one RS in the K pieces of TCI information.
    Type: Application
    Filed: September 24, 2020
    Publication date: January 28, 2021
    Applicant: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP, LTD.
    Inventors: Zhihua SHI, Wenhong Chen, Zhi Zhang
  • Publication number: 20210029739
    Abstract: The embodiments of the disclosure provide a method for wireless communication and a device, which may select at least one of a random access sequence or a random access resource by use of quality of a signal in a second signal set when a link for a signal in a first signal set is too poor to be available.
    Type: Application
    Filed: February 14, 2018
    Publication date: January 28, 2021
    Inventors: Zhihua SHI, Wenhong CHEN, Zhi ZHANG
  • Publication number: 20210029574
    Abstract: An apparatus and a method for providing measurement information are provided. The method for providing measurement information of a user equipment (UE) includes measuring an uplink duty cycle percentage within a measurement duration, wherein the measurement duration is one of a configuration duration form a network node, a default duration, and a pre-defined duration, and reporting a maximum uplink duty cycle percentage according to a measured uplink duty cycle percentage within the measurement duration.
    Type: Application
    Filed: October 15, 2020
    Publication date: January 28, 2021
    Applicant: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Zhi ZHANG, Jinqiang Xing
  • Publication number: 20210022081
    Abstract: The embodiments of the present application provides a wireless communication method and a wireless communication device. The method includes: determining, by a terminal device, power information for performing uplink transmission of a first service in a first time period, wherein the terminal device simultaneously performs uplink transmission of the first service and at least one second service in the first time period; and sending, by the terminal device, the power information to a network device in the uplink transmission of the second service performed in the first time period.
    Type: Application
    Filed: August 10, 2017
    Publication date: January 21, 2021
    Inventors: Wenhong CHEN, Zhi ZHANG
  • Patent number: 10897332
    Abstract: The present application provides a method and apparatus for transmitting synchronization signal blocks, the method comprising: determining M target frequency domain locations for carrying M synchronization signal blocks within a broadband component carrier, where each of the target frequency domain locations is used for carrying one synchronization signal block, and M is a positive integer greater than or equal to 1; transmitting the M synchronization signal blocks to a terminal device on the M target frequency domain locations. The method for transmitting the synchronization signal blocks provided by the present application can implement transmission of multiple synchronization signal blocks within a broadband component carrier, thus meeting the requirements of new radio communication system.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: January 19, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Ning Yang, Zhi Zhang
  • Publication number: 20210003412
    Abstract: Disclosed is a method of path optimization for an unmanned aerial vehicle (UAV). In the method, users and the positions of the users are obtained; the users are divided into K wireless multicast user groups; K initial hovering positions corresponding to the K wireless multicast user groups are determined; and a first shortest flying path connecting the K initial hovering positions is determined; and the initial hovering positions of the UAV are optimized to obtain K final hovering positions and a final flying path. The present disclosure also discloses a device of path optimization for a UAV and a computer readable storage medium.
    Type: Application
    Filed: September 17, 2020
    Publication date: January 7, 2021
    Inventors: Wenjun XU, Chang DENG, Ping ZHANG, Zhi ZHANG, Hui GAO, Zhiyong FENG
  • Patent number: 10880839
    Abstract: The embodiments provide a power control method for a link, which includes that: User Equipment (UE) receives a message from a network side, the message containing adjustment information for instructing the UE to adjust uplink transmit power; the UE analyzes the message to acquire the adjustment information, and extracts a adjustment strategy associated with the adjustment information according to the adjustment information; and the UE adjusts the uplink transmit power according to the adjustment strategy. The embodiments have the advantage of improving power adjustment efficiency.
    Type: Grant
    Filed: June 16, 2017
    Date of Patent: December 29, 2020
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Wenhong Chen, Zhi Zhang