Patents by Inventor Yu-Ngok Li

Yu-Ngok Li 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).

  • Channel state information feedback methods and systems
    Patent number: 11581931
    Abstract: Disclosed are methods, systems and devices for channel state information feedback to facilitate, for example, high-performance beamforming or precoding in multiple input multiple output (MIMO) systems. One example method includes performing multiple transmissions of a channel measurement report on multiple transmission occasions. Another example method includes performing multiple receptions of a channel measurement report on multiple reception occasions, where the multiple receptions at a network node correspond to multiple transmissions from a wireless device. In both exemplary methods, a timing of the multiple transmissions is based on at least one of a number of the multiple transmission occasions, a time gap between adjacent transmission occasions of the multiple transmission occasions, and one or more timeslots that include the multiple transmission occasions.
    Type: Grant
    Filed: September 22, 2020
    Date of Patent: February 14, 2023
    Assignee: ZTE Corporation
    Inventors: Hao Wu, Zhaohua Lu, Yu Ngok Li, Yijian Chen, Chuangxin Jiang
  • Codebook configuration method, port configuration method, and device
    Patent number: 11581926
    Abstract: A codebook configuration method, a port configuration method and a device for the same are provided. A communication device determines configuration information of a codebook, where the configuration information of the codebook includes at least one of value range selection information of a base vector in a construction model of the codebook or value range selection information of a codeword in the codebook. The communication device sends the configuration information of the codebook to a communication peer end.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: February 14, 2023
    Assignee: ZTE CORPORATION
    Inventors: Yijian Chen, Yu Ngok Li, Hao Wu, Zhaohua Lu
  • UPLINK TRANSMISSION SENDING METHOD AND DEVICE, UPLINK TRANSMISSION RECEIVING METHOD AND DEVICE, TERMINAL, SERVICE NODE, AND MEDIUM
    Publication number: 20230044303
    Abstract: Provided are an uplink transmission sending method and device, an uplink transmission receiving method and device, a terminal, a service node, and a medium. The method includes: determining a sending mechanism of an uplink transmission according to an uplink transmit mode in the case of multiple carriers; and sending the uplink transmission according to the sending mechanism.
    Type: Application
    Filed: November 2, 2020
    Publication date: February 9, 2023
    Inventors: Jianwei WANG, Chenchen ZHANG, Peng HAO, Xingguang WEI, Yu Ngok LI
  • Paging information transmission method, apparatus and system
    Patent number: 11576147
    Abstract: A method, apparatus and system for transmitting paging information. The method includes: calculating, by a first communication node, a time domain position of a paging occasion (PO) of a second communication node; and transmitting, by the first communication node, paging information to the second communication node within the PO corresponding to the time domain position, where the paging information includes at least one of: paging downlink control information and a paging message, and the PO includes a group of paging resources for transmitting paging information on one or more preset beams or ports.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: February 7, 2023
    Assignee: ZTE CORPORATION
    Inventors: Xing Liu, Feng Bi, Yu Ngok Li, Peng Hao
  • WIRELESS COMMUNICATION METHOD FOR DETERMINING SPATIAL RELATION AND POWER CONTROL PARAMETER FOR UPLINK SIGNALS
    Publication number: 20230028119
    Abstract: Method, systems and devices for determining spatial relation and power control parameter for uplink signals. The method for use in a wireless terminal comprises determining at least one of at least one power control parameter or spatial relation for a first uplink signal on a first component carrier, and transmitting, to a wireless network node, the first uplink signal on the first component carrier based on at least one of determined at least one power control parameter or determined spatial relation.
    Type: Application
    Filed: May 6, 2022
    Publication date: January 26, 2023
    Inventors: Bo GAO, Zhaohua LU, Yu Ngok LI, Ke YAO, Shujuan ZHANG
  • Methods and apparatuses for transmitting and receiving control signaling, and method for determining information
    Patent number: 11564218
    Abstract: Provided are methods and apparatuses for transmitting and receiving control signaling and for determining information.
    Type: Grant
    Filed: August 25, 2020
    Date of Patent: January 24, 2023
    Assignee: ZTE Corporation
    Inventors: Shujuan Zhang, Yu Ngok Li, Bo Gao, Chuangxin Jiang, Nan Zhang, Hao Wu, Zhaohua Lu
  • Methods and devices for configuration of interference measurement parameters
    Patent number: 11564237
    Abstract: An exemplary embodiment describes a wireless communication method to selectively operate, based on an inconsistency condition, a transmitting end in one of a first mode and a second mode. When inconsistency is absent, the transmitting end can transmit in the first mode in which the transmitting end schedules transmission resources for interference assessment on a same time unit as data or control transmissions. Upon detection of inconsistency, the transmitting end can transmit in the second mode in which the transmission resources for determining interference are scheduled to occupy different time units than data or control transmissions.
    Type: Grant
    Filed: May 16, 2020
    Date of Patent: January 24, 2023
    Assignee: ZTE Corporation
    Inventors: Yijian Chen, Zhaohua Lu, Yu Ngok Li, Hao Wu
  • Information transmission and receiving method and device, storage medium and electronic device
    Patent number: 11558094
    Abstract: Provided are an information transmission and receiving method and device, a storage medium and an electronic apparatus. The information transmission method includes: transmitting at least two pieces of the following information in a multiplexing manner on a physical channel: channel state information (CSI), first control information or data information. The first control information includes at least one of: hybrid automatic retransmission request acknowledgement (HARQ-ACK) information or scheduling request (SR) information.
    Type: Grant
    Filed: July 10, 2020
    Date of Patent: January 17, 2023
    Assignee: ZTE CORPORATION
    Inventors: Hao Wu, Yu Ngok Li, Zhaohua Lu, Yijian Chen, Xianghui Han
  • INFORMATION DETERMINATION METHOD AND DEVICE, INFORMATION ADJUSTMENT METHOD, THRESHOLD USAGE METHOD, TERMINAL, AND STORAGE MEDIUM
    Publication number: 20230006803
    Abstract: Provided are an information determination method and device, an information adjustment method, a threshold usage method, a terminal, and a storage medium. The information determination method includes: determining a second threshold of a target subcarrier spacing according to the number of cells that meet a first set condition, the total number of downlink cells, the number of supported cells reported by a terminal, and a first threshold.
    Type: Application
    Filed: September 17, 2020
    Publication date: January 5, 2023
    Inventors: Jing SHI, Peng HAO, Xianghui HAN, Yu Ngok LI
  • METHOD OF FAST BEAM REFINEMENT AND TRACKING FOR HIGH MOBILITY WIRELESS COMMUNICATION DEVICE
    Publication number: 20230006795
    Abstract: Presented are systems and methods for fast beam refinement and/or tracking for high mobility wireless communication device. A wireless communication device may receive a plurality of reference signals (RSs) from a wireless communication node. The wireless communication device may send a report of at least a first RS of the plurality of RSs to the wireless communication node. The wireless communication device may determine information corresponding to a signal according to the first RS.
    Type: Application
    Filed: July 29, 2022
    Publication date: January 5, 2023
    Inventors: Bo GAO, Zhaohua LU, Yu Ngok LI, Ke YAO, Wenjun YAN
  • Method, apparatus for channel state information feedback and storage medium
    Patent number: 11539418
    Abstract: A method and apparatus for channel state information feedback and a storage medium are provided according to the present disclosure. The method includes: performing by a terminal channel measurement according to a reference signal; selecting M subbands from K subbands of a CSI reporting band, and reporting to a base station the M subbands' Relative Power Indicator (RPI) and Phase Indicator (PI) of a weighted coefficient associated with a precoding codebook index, where M and K are integers greater than or equal to 1, M<K; each subband is a set of R resource blocks RB, where R is an integer greater than or equal to 1.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: December 27, 2022
    Assignee: ZTE Corporation
    Inventors: Hao Wu, Yu Ngok Li, Yijian Chen, Zhaohua Lu, Jianxing Cai
  • Reference signal configuration
    Patent number: 11539495
    Abstract: Methods, systems, and devices are described for reference signal configuration in wireless communication. In one exemplary aspect, a method for wireless communication is disclosed. The method includes receiving one or more signaling that indicates selection of reference signal resources, cell and/or BWP information, and receiving at least one reference signal based thereon.
    Type: Grant
    Filed: May 16, 2020
    Date of Patent: December 27, 2022
    Assignee: ZTE Corporation
    Inventors: Hao Wu, Yu Ngok Li, Chuangxin Jiang, Yijian Chen, Zhaohua Lu
  • CHANNEL STATE INFORMATION (CSI) REPORT SENDING AND RECEIVING METHODS, DEVICES AND ELECTRONIC DEVICES
    Publication number: 20220407577
    Abstract: Provided are methods and devices for determining a quasi-co-location (QCL) parameter, and the method comprises: receiving configuration information; and determining whether the configuration information satisfies a predetermined constraint condition, and determining an acquisition mode of a QCL parameter of a signal according to the determination result; in a case where the configuration information satisfies the constraint condition, determining the QCL parameter of the signal according to a first acquisition mode; in a case where the configuration information does not satisfy the constraint condition, determining the QCL parameter of the signal according to a second acquisition mode.
    Type: Application
    Filed: August 24, 2022
    Publication date: December 22, 2022
    Applicant: ZTE CORPORATION
    Inventors: Hao WU, Yu Ngok LI, Chuangxin JIANG, Shujuan ZHANG, Yijian CHEN, Zhaohua LU
  • INFORMATION INDICATION METHOD AND APPARATUS AND STORAGE MEDIUM
    Publication number: 20220407655
    Abstract: Provided are an information indication method and apparatus and a storage medium. The information indication method includes: receiving first configuration information sent by a first communication node; determining corresponding second configuration information according to a predefined conversion rule and the first configuration information, where each of the first configuration information and the second configuration information includes at least one of control resource set configuration information, search space configuration information, demodulation reference signal (DMRS) configuration information or a cellbarred indicator field in master information block (MIB) information; and receiving system information according to an indication of the second configuration information.
    Type: Application
    Filed: August 12, 2020
    Publication date: December 22, 2022
    Inventors: Xing LIU, Chuangxin JIANG, Peng HAO, Yu Ngok LI, Shujuan ZHANG, Mengzhu CHEN
  • Method and device for notifying and determining DMRS ports or mapping relationship
    Patent number: 11522655
    Abstract: A method and device for notifying and determining De Modulation Reference Signal (DMRS) ports or a mapping relationship is provided. The method includes: a sending end sends indication information to a receiving end in a Transmission Mode (TM), and the sending end indicates allocation information about DMRS ports or a mapping relationship according to the indication information, and the indication information includes at least one of the following: Radio Resource Control (RRC) signaling, physical layer New Data Indication (NDI) bit, and DMRS pilot scrambler configuration information nscid.
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: December 6, 2022
    Assignee: ZTE Corporation
    Inventors: Shujuan Zhang, Yijian Chen, Yu Ngok Li, Wenhao Liu
  • Beam information feedback method and apparatus, and configuration information feedback method and apparatus
    Patent number: 11522597
    Abstract: Presented herein are systems and methods for beam information feedback. A first communication node may receive, from a second communication node, a group of reference signals that are carried either on respective beams or on a same beam. The group of reference signals may be determined based on one or more time-frequency-code resources. The first communication node may determine, based on the group of reference signals, one or more beam indexes and channel state information. The first communication node may transmit, to the second communication node, a set including the one or more beam indexes and the channel state information.
    Type: Grant
    Filed: February 8, 2021
    Date of Patent: December 6, 2022
    Assignee: ZTE Corporation
    Inventors: Bo Gao, Yu Ngok Li, Zhaohua Lu, Yifei Yuan, Xinhui Wang
  • COMMUNICATION NODE OF A REFERENCE SIGNAL AND STORAGE MEDIUM
    Publication number: 20220385424
    Abstract: Provided is a communication node of a reference signal. The communication node includes a processor configured to execute programs stored in a storage device; and the programs, when executed by the processor, perform a method includes: determining a radio resource for a second communication node to send a reference signal; and receiving the reference signal sent by the second communication node using the radio resource.
    Type: Application
    Filed: August 9, 2022
    Publication date: December 1, 2022
    Inventors: Yuxin WANG, Zhaohua LU, Yu Ngok LI, Chuangxin JIANG
  • WIRELESS COMMUNICATION METHOD, DEVICE AND COMPUTER READABLE STORAGE MEDIUM THEREOF
    Publication number: 20220376763
    Abstract: A wireless communication method for a wireless terminal. The wireless communication method comprises reporting, to a wireless network node, at least one precoding matrix group of at least one codeword according to a transmission mode, receiving, from the wireless network node, at least one codeword, and performing a transmission based on power ratio of the codeword.
    Type: Application
    Filed: June 28, 2022
    Publication date: November 24, 2022
    Applicant: ZTE Corporation
    Inventors: Yang Zhang, Ke Yao, Bo Gao, Zhaohua Lu, Yu Ngok Li
  • REPETITION TRANSMISSION METHOD IN A COMMUNICATION SYSTEM
    Publication number: 20220376840
    Abstract: Methods, systems, and devices related to related to digital wireless communication, and more specifically, to techniques related to an improved repetition transmission method. In one exemplary aspect, a method for wireless communication is disclosed. The method can include receiving, at a terminal configured to perform a number of transmission repetitions according to a rule, a first message from a network node, the first message including an indication to modify at least one transmission repetition of the number of transmission repetitions according to the rule. The method can also include modifying, by the terminal, the at least one transmission repetition of the number of transmission repetitions identified in the first message.
    Type: Application
    Filed: August 5, 2022
    Publication date: November 24, 2022
    Inventors: Xianghui HAN, Peng HAO, Yu Ngok LI, Yiwei DENG, Jing SHI, Shuaihua KOU
  • METHOD AND APPARATUS FOR CONFIGURING REFERENCE SIGNAL CHANNEL CHARACTERISTICS, AND COMMUNICATION DEVICE
    Publication number: 20220376867
    Abstract: Method and apparatus for configuring channel characteristics of a reference signal, and a communication device are described. The method includes determining first type signaling, where the first type signaling carries a first type set and the first set includes a plurality of index elements; and sending the first type signaling to a second communication node.
    Type: Application
    Filed: June 6, 2022
    Publication date: November 24, 2022
    Inventors: Bo Gao, Yu Ngok Li, Zhaohua Lu, Yijian Chen, Yifei Yuan, Xinhui Wang