Patents by Inventor Lixia Xue

Lixia Xue 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: 12010617
    Abstract: A power saving method includes: sending, by a terminal device, first information to a network device, where the first information is used to indicate processing time for the terminal device to process to-be-processed information; and configuring, by the network device, a time domain resource for the to-be-processed information based on the first information, and sending second information to the terminal device, where the second information is used to indicate the time domain resource. After receiving the second information, the terminal device adjusts the foregoing processing time based on the time domain resource indicated by the second information, to relax a clock of each module corresponding to the processing time. Thereby, a terminal device power saving is implemented. In addition, the network device configures the time domain resource based on the processing time of the terminal device that is indicated by the first information.
    Type: Grant
    Filed: May 3, 2021
    Date of Patent: June 11, 2024
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Lixia Xue, Shulan Feng
  • Patent number: 11997033
    Abstract: This application provides a control channel detection method, apparatus, and device. The method includes: A terminal device determines that resources of at least two candidate control channels overlap, where any two of the at least two candidate control channels are located in different search spaces; and the terminal device detects only at least one first candidate control channel in the at least two candidate control channels. This improves control channel detection reliability.
    Type: Grant
    Filed: March 26, 2021
    Date of Patent: May 28, 2024
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Xu Zhang, Fei Gao, Shujing Yu, Lixia Xue
  • Publication number: 20240172322
    Abstract: A method and an apparatus are provided. In the method, first discontinuous reception DRX configuration information is obtained; first cycle duration T1 of a first DRX cycle, a quantity N1 of first on-duration periods in the first DRX cycle, and duration of the first on-duration period are obtained based on the first DRX configuration information, where T1>0 and N1>0; and a physical downlink control channel PDCCH is monitored in one or more first on-duration periods in the first DRX cycle based on the first cycle duration T1, the quantity N1 of first on-duration periods, and the duration of the first on-duration period. According to the method, an on-duration period in a DRX cycle can match an arrival cycle of data.
    Type: Application
    Filed: February 2, 2024
    Publication date: May 23, 2024
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Erkai CHEN, Shuri LIAO, Shengyue DOU, Shulan FENG, Lixia XUE
  • Patent number: 11991708
    Abstract: A terminal device receives first downlink control information (DCI) sent by a network device, where the first DCI carries first indication information and second indication information. The first indication information is used to indicate data transmission, and the second indication information is used to indicate an operation mode of an inactivity timer in discontinuous reception (DRX). The terminal device determines an operation mode of the inactivity timer based on the second indication information.
    Type: Grant
    Filed: April 30, 2021
    Date of Patent: May 21, 2024
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Lixia Xue, Zheng Chen
  • Publication number: 20240155466
    Abstract: A control information sending/receiving method and device are provided, to implement indicating a time-frequency location of a control channel to a terminal device in a 5G NR system or a future evolved LTE system. The method includes: receiving, by a terminal device, broadcast information; determining, from at least two predefined time-domain locations, a time-domain location of a broadcast channel carrying the broadcast information; determining a time-domain location of a control channel based on the time-domain location of the broadcast channel; and performing control channel detection in the determined time-domain location of the control channel.
    Type: Application
    Filed: November 8, 2023
    Publication date: May 9, 2024
    Inventors: Lixia Xue, Xu Zhang, Jianguo Wang, Yi Qin, Yongzhao Cao
  • Publication number: 20240147424
    Abstract: This application provides a communication method and apparatus. The method includes: A terminal device receives a first signal from a network device; the terminal device receives a second signal based on the first signal; and if the terminal device does not receive the first signal in a first time period, the terminal device receives a third signal. Both the second signal and the third signal indicate paging-related information. If the terminal device does not receive the first signal in the first time period, the terminal device determines to receive the paging-related information by using a procedure of receiving the third signal.
    Type: Application
    Filed: January 10, 2024
    Publication date: May 2, 2024
    Inventors: Yifan XUE, Lixia XUE
  • Patent number: 11963221
    Abstract: A communication method for using an unlicensed frequency band is provided. The method includes: A first wireless device receives first indication information in a first time unit, where the first indication information is used to indicate a second wireless device to transmit data in a second time unit, or the first indication information is used to indicate a second wireless device not to transmit data in a second time unit, where the second time unit is a preset time unit used by the second wireless device to transmit data.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: April 16, 2024
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Xu Zhang, Lixia Xue, Yongxing Zhou
  • Patent number: 11962387
    Abstract: This application provides a wireless communication method and an apparatus. In the method, a terminal device receives first indication information from a network device. The first indication information indicates a first maximum multiple-input multiple-output (MIMO) layer quantity N to be used by the terminal device when the terminal device performs wireless communication, where N is an integer greater than or equal to 1. The method further includes that the terminal device performs wireless communication with the network device based on the first maximum MIMO layer quantity N, so that the maximum MIMO layer quantity that the terminal device should use can be adjusted as required.
    Type: Grant
    Filed: February 2, 2022
    Date of Patent: April 16, 2024
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Xiaolei Tie, Han Zhou, Lixia Xue, Meng Hua
  • Patent number: 11962449
    Abstract: This application relates to the mobile communications field, and in particular, to a technology for obtaining a reference signal in a wireless communications system. In one example method for obtaining a reference signal, a terminal device obtains position offset information. The terminal device obtains a first sequence based on the position offset information. The terminal device demodulates, by using the first sequence, a control channel signal carried in a control channel resource set to obtain downlink control information.
    Type: Grant
    Filed: March 3, 2022
    Date of Patent: April 16, 2024
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Lixia Xue, Xu Zhang, Yongxing Zhou
  • Publication number: 20240097858
    Abstract: The method includes: sending first resource information on a first sidelink transmission channel, where the first resource information indicates a first resource; and receiving indication information on a second sidelink transmission channel, where the indication information indicates at least one second resource in the first resource; or receiving data sent on a second resource, where the second resource is determined based on the first resource.
    Type: Application
    Filed: November 23, 2021
    Publication date: March 21, 2024
    Inventors: Yun Liu, Lixia Xue
  • Publication number: 20240089985
    Abstract: This application discloses a control information sending method, a control information receiving method, an apparatus, and a storage medium, applied to a communication system. The control information sending method includes: sending at least one piece of downlink control information and a corresponding downlink physical shared channel, where the downlink control information carries a count sequence number; and receiving feedback information from user equipment, where the feedback information includes DCI miss-detection information, the count sequence number indicates an accumulated quantity of uplink control information, the uplink control information corresponds to a downlink physical shared channel scheduled by using the downlink control information, and the uplink control information is used to transmit the feedback information.
    Type: Application
    Filed: December 10, 2021
    Publication date: March 14, 2024
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Qiang Li, Yifan Xue, Lixia Xue
  • Patent number: 11930505
    Abstract: The present disclosure relates to communication methods and communication apparatus. One example method includes determining a quantity and a position of control channel element (CCE) used by a control channel of user equipment, where each of the CCE corresponds to a plurality of resource element groups (REGs), the plurality of REGs form at least one REG bundle, and any REG bundle in the at least one REG bundle includes a plurality of resource blocks (RBs) that are consecutive or adjacent in at least one of time domain or frequency domain, and receiving, from a network device, the control channel by using the CCE.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: March 12, 2024
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Jianguo Wang, Xu Zhang, Lixia Xue
  • Publication number: 20240080813
    Abstract: A scheduling request transmission method includes a terminal device that, when a first uplink channel exists in a first time domain range, combines a scheduling request with information included in the first uplink channel to obtain first information, and transmits the first information to a network device. The first time domain range is related to a time domain position of a physical uplink control channel (PUCCH) including the scheduling request, and the first uplink channel is any one of, a PUCCH including a hybrid automatic repeat request (HARQ) feedback, a PUCCH including a channel state information (CSI) report, or a physical uplink shared channel (PUSCH).
    Type: Application
    Filed: December 15, 2021
    Publication date: March 7, 2024
    Inventors: Yifan Xue, Yiru Kuang, Lixia Xue
  • Publication number: 20240080837
    Abstract: A transmission method is disclosed. A terminal device transmits uplink control information to a network device through a PUSCH when a time domain location of a PUCCH including the uplink control information is between that of DCI and that of a PUSCH; or a time domain location of a PUSCH is before that of a PUCCH, and a time domain length between a time domain location of a PDSCH corresponding to the uplink control information and the time domain location of the PUSCH is greater than or equal to a first time domain length; or a time domain location of a PUSCH is before that of a PUCCH, and a time domain length between a time domain location of a CSI-RS corresponding to the uplink control information and the time domain location of the PUSCH is greater than or equal to a second time domain length.
    Type: Application
    Filed: December 15, 2021
    Publication date: March 7, 2024
    Inventors: Yifan Xue, Lixia Xue
  • Patent number: 11910393
    Abstract: This application discloses methods an apparatuses for sending and receiving uplink control information in the field of communications technology. In some implementations, a terminal device may receive first downlink control information (DCI) from a network device; determine, based on the received first DCI, that an uplink shared channel scheduled by using the first DCI is used to send only uplink control information (UCI); and send first UCI to the network device through the uplink shared channel scheduled by using the first DCI. In other words, the network device indicates to the terminal device by using DCI so that the terminal device can determine, based on an indication of the network device, whether the uplink shared channel scheduled by using the DCI is used to send only the UCI.
    Type: Grant
    Filed: October 4, 2022
    Date of Patent: February 20, 2024
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Hao Sun, Yongzhao Cao, Hua Li, Ruiqi Zhang, Lixia Xue
  • Publication number: 20240057074
    Abstract: The method includes: determine N1 slots based on a physical uplink shared channel, PUSCH resource, wherein the N1 slots are used to send a first redundancy version, RV of a PUSCH, and N1 is an integer greater than 1; send the 1st bit in the first RV on a second slot if the last bit in the first RV is sent on the last bit of a first slot, wherein the first slot is the (n1)th slot in the N1 slots, the second slot is the (n1+1)th slot in the N1 slots, n1=1, 2, . . . , or N1?1; and continuously send bits in the first RV if the last bit sent on the first slot is not the last bit in the first RV, wherein the last bit sent on the first slot and the 1st bit sent on the second slot are two adjacent bits in the first RV.
    Type: Application
    Filed: December 2, 2021
    Publication date: February 15, 2024
    Inventors: Yun Liu, Lixia Xue
  • Publication number: 20240049347
    Abstract: A terminal device receives discontinuous reception DRX configuration information from a network device, where the DRX configuration information includes at least configuration information of a first DRX, and the configuration information of the first DRX includes a cycle length of the first DRX; and determines, based on the DRX configuration information, to receive a downlink signal within at least first onDuration and second onDuration, where the second onDuration is next onDuration of the first onDuration, and a time interval between a start location of the first onDuration and a start location of the second onDuration is greater than the cycle length of the first DRX.
    Type: Application
    Filed: October 18, 2023
    Publication date: February 8, 2024
    Inventors: Yifan Xue, Fanhua Kong, Lixia Xue
  • Publication number: 20240023071
    Abstract: A communication method includes: obtaining configuration information, where the configuration information indicates a resource set, the resource set includes a first resource set and/or a second resource set, a resource in the first resource set may be used by a terminal of a first capability type to send a preamble, a resource in the second resource set may be used by a terminal of a second capability type to send a preamble, and the first resource set and the second resource set share at least some resources; selecting a target resource from the resource set, and sending a preamble by using the target resource; then receiving a random access response; and sending first random access information when the shared at least some resources include the target resource, where the first random access information may indicate a capability type of the terminal.
    Type: Application
    Filed: September 27, 2023
    Publication date: January 18, 2024
    Inventors: Qiang LI, Yifan XUE, Lixia XUE
  • Publication number: 20240007261
    Abstract: Embodiments of this application provide a control channel configuration method, a base station, and a terminal device. The method includes: determining, by a base station, a configuration of a time-frequency resource unit from at least two configurations of a time-frequency resource unit of a control channel; and sending, by the base station, indication information to a terminal device, where the indication information is used to indicate the configuration of the time-frequency resource unit, and the at least two configurations of a time-frequency resource unit include a first configuration and a second configuration. In the embodiments of this application, the base station can flexibly configure the time-frequency resource unit of the control channel. In addition, flexibly configuring a time-frequency resource unit can reduce a probability that time-frequency resource units of different structures are blocked, thereby reducing complexity of detecting the control channel by the terminal device.
    Type: Application
    Filed: June 20, 2023
    Publication date: January 4, 2024
    Inventors: Zheng CHEN, XU ZHANG, Yan CHENG, Lixia XUE
  • Publication number: 20230413129
    Abstract: This application provides a communication method and a device. The method includes: A first central unit of a network device receives first information from a terminal device, where the first information indicates a type of the terminal device. The first central unit sends second information to a first distributed unit of the network device, where the second information indicates the type of the terminal device.
    Type: Application
    Filed: September 1, 2023
    Publication date: December 21, 2023
    Inventors: Yiru Kuang, Haibo Xu, Lixia Xue, Fanhua Kong