Patents by Inventor Zheng Liu

Zheng Liu 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).

  • Publication number: 20230284035
    Abstract: The disclosure discloses a method and device in a communication node for wireless communication. The communication node receives first information, and performs Q energy detections respectively in Q time sub-pools within a first sub-band, and if energy detected by each energy detection of the Q energy detections is lower than a first threshold, starts to transmit a first radio signal at a first time-instant; the first information is used to determine K candidate time-instant subsets; a target time-instant subset is one of the K candidate time-instant subsets, the first time-instant belongs to the target time-instant subset; a frequency-domain bandwidth of the first sub-band is used to determine the target time-instant subset out of the K candidate time-instant subsets, and frequency-domain resources occupied by the first radio signal belong to the first sub-band. The disclosure can improve access fairness.
    Type: Application
    Filed: May 11, 2023
    Publication date: September 7, 2023
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng LIU, Xiaobo ZHANG, Lin YANG
  • Publication number: 20230284067
    Abstract: The present disclosure discloses a method and a device in a communication used for wireless communication. The communication node first performs X measurement(s) respectively in X time-frequency unit(s), the X measurement(s) respectively being used for acquiring X first-type measurement value(s), the X being a positive integer; and then performs a first measurement, the first measurement being used for acquiring a second-type measurement value; and finally transmits a first radio signal; herein, the X first-type measurement value(s) is(are) used for the first measurement, the second-type measurement value acquired by performing the first measurement is used for determining at least one of an MCS employed by the first radio signal or time-frequency resources occupied by the first radio signal; a number of time-frequency resources occupied by one of the X time-frequency unit(s) is related to a subcarrier spacing of subcarriers occupied by the first radio signal.
    Type: Application
    Filed: May 12, 2023
    Publication date: September 7, 2023
    Applicant: Honor Device Co., Ltd.
    Inventors: Zheng LIU, Xiaobo ZHANG, Lin YANG
  • Publication number: 20230280815
    Abstract: The disclosure relates to a portable device for unlocking a vehicle, a method, and a storage medium. The portable device includes a communication unit and a processing unit. The communication unit is configured to scan a pairing request signal from the vehicle, and transmit a locking/unlocking signal to the vehicle. The processing unit is configured to: receive a motion status signal indicating a motion status of the portable device and a temperature signal indicating an ambient temperature of the portable device; and switch an operating mode of the portable device based on at least one of the motion status signal and the temperature signal.
    Type: Application
    Filed: March 6, 2023
    Publication date: September 7, 2023
    Inventors: Yiqi HAN, Bohong XIAO, Zheng LIU, Yunwei HE, Qizhuang SHEN, Tongzhou ZHOU, Zihan WANG, Cheng WANG
  • Publication number: 20230284191
    Abstract: A method and a device in a communication node for wireless communications are disclosed in the present disclosure. The communication node first receives a first signaling; and then receives a first radio signal in K1 slots and receives a second radio signal in K2 slots; the first signaling is used to determine the K1 and the K2; a first TB is used to generate the first radio signal, while a second TB is used to generate the second radio signal, the first TB comprising a positive integer number of bit(s), and the second TB comprising a positive integer number of bit(s); the K1 slots are divided into X1 slot groups, while the K2 slots are divided into X2 slot groups, and positions of the X1 slot groups and the X2 slot groups are interleaved in time domain. The present disclosure can reduce power consumption and improve coverage performance.
    Type: Application
    Filed: May 11, 2023
    Publication date: September 7, 2023
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng LIU, Xiaobo ZHANG, Lin YANG
  • Patent number: 11751442
    Abstract: A display panel and a display device are provided. The display panel has a display area. The display panel includes: a base substrate; a driving circuit and at least one signal line on the base substrate; and at least one insulating layer between the driving circuit and the at least one signal line. The driving circuit is disposed in a periphery of the display area; and an orthogonal projection of at least one of the signal lines on the base substrate has an overlapping area with an orthogonal projection of the driving circuit on the base substrate.
    Type: Grant
    Filed: April 19, 2019
    Date of Patent: September 5, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hongwei Tian, Yanan Niu, Zheng Liu, Liangjian Li, Dong Li, Meng Zhao, Long Han, Can Zheng
  • Patent number: 11746292
    Abstract: A quantum dot (QD) composite material includes at least three QD structural units arranged sequentially along a radial direction. Among the at least three QD structural units, each QD structural unit at a center of the QD composite material and each QD structural unit at a surface of the QD composite material have a gradient alloy composition structure with an energy level width increasing along the radial direction from the center to the surface, along the radial direction, energy levels of adjacent gradient alloy composition structures of the QD structure units are continuous. A QD structural unit located between the QD structural units at the center and the QD structural units at the surface have a homogeneous alloy composition structure.
    Type: Grant
    Filed: November 11, 2021
    Date of Patent: September 5, 2023
    Assignee: TCL TECHNOLOGY GROUP CORPORATION
    Inventors: Lei Qian, Yixing Yang, Zheng Liu
  • Patent number: 11746293
    Abstract: A quantum dot (QD) composite material includes at least two structural units arranged sequentially along a radial direction. The QD composite material includes a type A3 QD structural unit and a type A4 QD structural unit. The type A3 QD structural units has a gradient alloy composition structure with an energy level width increasing along the radial direction toward a surface, and the type A4 QD structural unit has a homogeneous alloy composition structure. An inner part of the QD composite material includes one or more QD structural units having a gradient alloy composition structure, and energy levels in adjacent QD structural units having gradient alloy composition structures are continuous. The QD composite material includes one or more QD structural units having a homogeneous alloy composition structure in a region close to the surface.
    Type: Grant
    Filed: November 11, 2021
    Date of Patent: September 5, 2023
    Assignee: TCL TECHNOLOGY GROUP CORPORATION
    Inventors: Lei Qian, Yixing Yang, Zheng Liu
  • Publication number: 20230276460
    Abstract: The present application discloses a method and a device in a node for wireless communications. A node receives a first information block, the first information block being used to determine X1 PDCCH occasions; the node receives a first signaling and a first signal, the first signaling being used to determine a frequency-domain resource set occupied by the first signal in frequency domain; the node transmits a second signal, the second signal carrying a first bit block; the first signaling is used to determine a first time interval length, the first time interval length being used to determine a length of a time interval in time domain between a first PDCCH occasion and the first signal; a position of the first signal in time domain is used to determine a position of the second signal in time domain. The present application ensures the HARQ transmission.
    Type: Application
    Filed: May 8, 2023
    Publication date: August 31, 2023
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng LIU, Xiaobo ZHANG
  • Publication number: 20230276412
    Abstract: A method and a device in a communication node used for wireless communications is disclosed in the present disclosure. The communication node first receives first information and second information; and transmits a first radio signal in a first time window; and then transmits a second radio signal; the first information is used to determine a target time window, the second radio signal occupies a second time window in time domain, and the second information is used to determine at least one of whether the second time window belongs to the target time window or a relative position relationship between the second time window and the target time window; an end of the first time window is earlier than a start of the target time window. The present disclosure helps improve the utilization ratio of resources in Grant-Free transmission.
    Type: Application
    Filed: May 10, 2023
    Publication date: August 31, 2023
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng LIU, Xiaobo ZHANG
  • Patent number: 11743088
    Abstract: The present disclosure provides a method and a device in a base station used for Unlicensed Spectrum. The base station first transmits K1 radio signals in a reference time window and then receives K1 HARQ feedbacks, and performs Q1 energy detections respectively in Q1 time sub-pools on a first frequency sub-band; the K1 HARQ feedbacks are respectively used for determining whether the K1 radio signals are correctly received; a first radio signal is a radio signal of the K1 radio signals, the first radio signal carries part of bits comprised by a first bit block; a first HARQ feedback is used for determining whether the first radio signal is correctly received, HARQ feedback(s) other than the first HARQ feedback among the K1 HARQ feedbacks is(are) used for determining the Q1 time sub-pools. The present disclosure increases the chance of access to Unlicensed Spectrum and the utilization ratio of spectrum resources.
    Type: Grant
    Filed: May 30, 2022
    Date of Patent: August 29, 2023
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng Liu, Xiaobo Zhang
  • Publication number: 20230247598
    Abstract: The present disclosure provides a method and a device in a communication node for wireless communications. The communication node in the present disclosure first receives first information, and then transmits a first radio signal; a length of a time interval between a start time for transmitting the first radio signal and a first reference time is equal to a sum of a first timing adjustment and a second timing adjustment, the first timing adjustment being one of X candidate timing adjustments, the X being a positive integer greater than 1; the second timing adjustment is used for determining a transmission timing of a radio signal transmitted before the first radio signal in time domain; a transmitter of the first radio signal determines the first timing adjustment out of the X candidate timing adjustments by itself. The present disclosure can improve uplink synchronization performance.
    Type: Application
    Filed: March 17, 2023
    Publication date: August 3, 2023
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng LIU, Xiaobo ZHANG, Lin YANG
  • Publication number: 20230239044
    Abstract: An orbiting multiple access transceiver communicates with terrestrial mobile stations which are also capable of communicating with terrestrial base stations. The multiple access transceiver is configured to sample a signal when a terrestrial mobile station of interest is not transmitting to produce a sample signal. The sample signal may be processed to produce an out-of-phase signal that may be applied to a signal when the terrestrial mobile station of interest is transmitting to produce a clearer signal from the terrestrial mobile station of interest.
    Type: Application
    Filed: January 27, 2023
    Publication date: July 27, 2023
    Inventors: Tyghe Robert Speidel, Kevin Jackson, Zheng Liu, Andrew J. Gerber
  • Patent number: 11711185
    Abstract: The disclosure provides a method and a device in a communication node for wireless communications. The communication node first receives first information and then receives a first radio signal; only X1 bit(s) in a first bit block is(are) used for generating the first radio signal, the first bit block is obtained as an output of channel coding of a first code block, the first code block includes a positive integer number of bit(s), and the first bit block includes a positive integer number of bit(s); when channel decoding fails, at least X2 bit(s) in the first bit block can be used for decoding of the first code block with combining, the first information is used for determining the X2 bit(s), and the X2 is a positive integer. The disclosure reduces requirements on a buffer and reduces complexity.
    Type: Grant
    Filed: February 23, 2022
    Date of Patent: July 25, 2023
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng Liu, Xiaobo Zhang
  • Patent number: 11711835
    Abstract: The present disclosure provides a method and a device in a communication node used for wireless communications. A communication node first receives first information and second information; and then transmits a first radio signal; and monitors a first signaling in a first time window; the first information is used to determine a time length of the first time window, an interval between an end for a transmission of the first radio signal and a start of the first time window is a first time interval, and the second information is used to determine a time length of the first time interval; a bit output by a first bit block through channel coding is used to generate the first radio signal, the first bit block carries a first identity, and a second identity is used for monitoring the first signaling. The present disclosure helps improve the performance of random access.
    Type: Grant
    Filed: May 19, 2022
    Date of Patent: July 25, 2023
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng Liu, Xiaobo Zhang
  • Patent number: 11705461
    Abstract: Disclosed are a display substrate, a manufacturing method thereof, a display panel and a display device. The display panel comprises: a base substrate provided with a first area and a second area which are not overlapped with each other; a low temperature poly-silicon transistor arranged in the first area, the low temperature poly-silicon transistor comprises a poly-silicon active layer; an oxide transistor arranged in the second area, the oxide transistor comprises a first gate electrode; the first gate electrode is arranged in a same layer as the poly-silicon active layer, and a material of the first gate electrode is heavily-doped poly-silicon.
    Type: Grant
    Filed: June 24, 2021
    Date of Patent: July 18, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Dong Li, Yang Yu, Huijuan Zhang, Zheng Liu
  • Patent number: 11705016
    Abstract: An integrated system for art examination includes a power module, an information receiving and a storage module, an information processing module, a control module, a display module, a paper printing module, and a paper processing module; the information receiving and storage module is used to receive and transmit an examinees registration information, an examination room information and an on-site identity information to the information processing module; the information processing module is used to verify whether the examinees registration information is consistent with the on-site identity information and transmits a conclusion to the control module; the control module controls the display module, the paper printing module and the paper processing module; the display module is used to display information to guide an exam worker how to operate, and an input of the examinee's on-site identity information is completed on the display module through a human-computer interaction.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: July 18, 2023
    Assignee: CHINA ACADEMY OF ART
    Inventors: Zheng Liu, Yajuan Wu, Huijun Hu, Yun Wang, Donghong Zhou
  • Publication number: 20230224869
    Abstract: The present disclosure provides a method and a device in a communication node for wireless communications. The communication node first receives first information, the first information being used to determine a target time-frequency resource pool; and then monitors a first signaling; after that, when the first signaling is detected, the communication node receives a first radio signal; a first code block is used to generated the first radio signal; time-frequency resources occupied by the first signaling comprise a first time-frequency resource, while time-frequency resources occupied by the first radio signal comprise a second time-frequency resource; whether the first radio signal can be excluded from being used for combined decoding for the first code block is dependent on whether the first time-frequency resource belongs to the target time-frequency resource pool. The present disclosure manages to improve the flexibility of buffer configurations.
    Type: Application
    Filed: March 17, 2023
    Publication date: July 13, 2023
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng LIU, Xiaobo ZHANG, Lin YANG
  • Patent number: 11696143
    Abstract: The disclosure discloses a method and device in a communication node for wireless communication. The communication node receives first information, and performs Q energy detections respectively in Q time sub-pools within a first sub-band, and if energy detected by each energy detection of the Q energy detections is lower than a first threshold, starts to transmit a first radio signal at a first time-instant; the first information is used to determine K candidate time-instant subsets; a target time-instant subset is one of the K candidate time-instant subsets, the first time-instant belongs to the target time-instant subset; a frequency-domain bandwidth of the first sub-band is used to determine the target time-instant subset out of the K candidate time-instant subsets, and frequency-domain resources occupied by the first radio signal belong to the first sub-band. The disclosure can improve access fairness.
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: July 4, 2023
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng Liu, Xiaobo Zhang, Lin Yang
  • Patent number: 11696264
    Abstract: A method and a device in a communication node used for wireless communications is disclosed in the present disclosure. The communication node first receives first information and second information; and transmits a first radio signal in a first time window; and then transmits a second radio signal; the first information is used to determine a target time window, the second radio signal occupies a second time window in time domain, and the second information is used to determine at least one of whether the second time window belongs to the target time window or a relative position relationship between the second time window and the target time window; an end of the first time window is earlier than a start of the target time window. The present disclosure helps improve the utilization ratio of resources in Grant-Free transmission.
    Type: Grant
    Filed: October 24, 2022
    Date of Patent: July 4, 2023
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng Liu, Xiaobo Zhang
  • Patent number: 11696266
    Abstract: A method and a device in a communication node for wireless communications are disclosed in the present disclosure. The communication node first receives a first signaling; and then receives a first radio signal in K1 slots and receives a second radio signal in K2 slots; the first signaling is used to determine the K1 and the K2; a first TB is used to generate the first radio signal, while a second TB is used to generate the second radio signal, the first TB comprising a positive integer number of bit(s), and the second TB comprising a positive integer number of bit(s); the K1 slots are divided into X1 slot groups, while the K2 slots are divided into X2 slot groups, and positions of the X1 slot groups and the X2 slot groups are interleaved in time domain. The present disclosure can reduce power consumption and improve coverage performance.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: July 4, 2023
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng Liu, Xiaobo Zhang, Lin Yang