Patents by Inventor Dongru LI

Dongru 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).

  • Publication number: 20220360364
    Abstract: A method for detecting a PDCCH and a terminal are provided. The method includes: detecting a first PDCCH, the first PDCCH carries DCI format 1-1 or DCI format 0-1; determining an active search space group according to a detection result of the first PDCCH; and performing PDCCH detection on the active search space group.
    Type: Application
    Filed: July 21, 2022
    Publication date: November 10, 2022
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Dongru LI, Dajie JIANG
  • Patent number: 11456795
    Abstract: An electronic device and method for wireless communication, the method including detecting a beam quality of a currently serving beam; starting a prediction window when the detected beam quality is within a particular range, and evaluating the beam quality of the currently serving beam within the prediction window.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: September 27, 2022
    Assignee: SONY CORPORATION
    Inventors: Jin Xu, Wenjing Ren, Dongru Li, Hang Yang, Xiaofeng Tao, Jianfei Cao
  • Publication number: 20220303979
    Abstract: A method for HARQ-ACK feedback for a PDCCH without scheduling data, and a device are provided. The method includes: receiving configuration information of higher layer signaling, where the configuration information is used for determining a format of HARQ-ACK feedback information in a dynamic HARQ-ACK codebook for the PDCCH without scheduling data.
    Type: Application
    Filed: June 9, 2022
    Publication date: September 22, 2022
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Dongru LI, Kai WU
  • Publication number: 20220279439
    Abstract: The embodiments of the present disclosure provide a method for a secondary cell dormancy indication and a communication device, the method including: transmitting first DCI, an information field in the first DCI being used for carrying a dormancy indication, the dormancy indication being used for providing a secondary cell dormancy indication on a per-secondary cell basis or on a per-secondary cell group basis, and the information field including a scheduling-related field.
    Type: Application
    Filed: May 9, 2022
    Publication date: September 1, 2022
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Dongru LI, Xueming PAN, Dajie JIANG
  • Publication number: 20220278732
    Abstract: An electronic device includes a processing circuit configured to: receive information about a number N of candidate transmit beams from a user device, wherein N is an integer greater than 1; select from the N candidate transmit beams a transmit beam for sending downlink information to the user device; and determine, on the basis of the selected transmit beam, a transmission configuration indication (TCI) state, and send the TCI state to the user device. The electronic device, the wireless communication method and the computer readable storage medium enable a network-side device to notify the user device of the information about transmit beams. In this way, the user device can determine, according to the transmit beam of the network-side device, a proper receiving beam so as to improve the gain of the system.
    Type: Application
    Filed: May 11, 2022
    Publication date: September 1, 2022
    Applicant: Sony Group Corporation
    Inventors: Jin XU, Dongru LI, Wenjing REN, Hang YANG, Xiaofeng TAO, Jianfei CAO
  • Publication number: 20220272636
    Abstract: A power-saving signal monitoring method and a terminal are provided. The power-saving signal monitoring method includes: monitoring a power-saving signal based on at least one target power-saving signal Monitoring Occasion (MOs) of power-saving signal MOs associated with onduration of CDRX. The power-saving signal MOs are determined based on a power-saving signal offset and a search space parameter. The power-saving signal offset is an offset relative to the onduration of the CDRX. The search space parameter includes at least one of the following: a monitoring period, a monitoring offset, or a monitoring duration.
    Type: Application
    Filed: April 18, 2022
    Publication date: August 25, 2022
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Dongru LI, Dajie JIANG, Xiaodong SHEN, Kai WU, Xueming PAN
  • Publication number: 20220256462
    Abstract: A method for processing an Scell dormancy indication includes: receiving a PDCCH; and determining dormancy behavior of an Scell group based on the first PDCCH. The first PDCCH carries Scell dormancy indications in a one-to-one correspondence with at least two discontinuous reception groups, each Scell dormancy indication is used to indicate dormancy behavior of an Scell group in one of DRX groups, and the dormancy behavior includes entering a dormancy state or entering a non-dormancy state.
    Type: Application
    Filed: April 29, 2022
    Publication date: August 11, 2022
    Applicant: VIVO MOBILE COMMUNICATION CO.,LTD.
    Inventors: Dongru LI, Dajie JIANG
  • Publication number: 20220248332
    Abstract: A method for entering a dormancy behavior and a terminal are provided. The method includes: receiving indication information indicating that the terminal enters the dormancy behavior; and in a case that conditions of validity are satisfied, entering, by the terminal, the dormancy behavior based on the indication information, where the conditions of validity include at least one of the following: scheduled data is successfully transmitted; a quantity of times of transmission of the scheduled data reaches a maximum quantity of times of retransmission; or a first timer expires.
    Type: Application
    Filed: April 22, 2022
    Publication date: August 4, 2022
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Dongru LI, Dajie JIANG, Xueming PAN, Wei BAO
  • Publication number: 20220167186
    Abstract: The present disclosure provides an electronic device and method for wireless communication, and a computer readable storage medium. The electronic device comprises a processing circuit, configured to: determine that a beam failure occurs in a downlink of an unlicensed frequency band and generate a beam failure recovery request; perform energy detection on a first channel of a selected candidate beam, so as to send the beam failure recovery request by means of the first channel when the energy detection indicates that the first channel is idle; start a first timer while enabling the energy detection; and in the case that the first timer expires but the energy detection does not indicate that the first channel is idle, reselect a candidate beam and perform energy detection on a first channel of the reselected candidate beam.
    Type: Application
    Filed: May 15, 2020
    Publication date: May 26, 2022
    Applicant: Sony Group Corporation
    Inventors: Jin XU, Ying ZHOU, Wenjing REN, Dongru LI, Xiaofeng TAO, Jianfei CAO
  • Publication number: 20220014253
    Abstract: The present invention relates to an electronic device, a wireless communication method and a computer-readable medium. The electronic apparatus for wireless communication according to one embodiment comprises a processing circuit. The processing circuit is configured to perform control to carry out carrier aggregation communication with a base station by means of at least a first cell and a second cell. The processing circuit is further configured to perform control to send first information for beam failure recovery of the second cell to the base station by means of the first cell.
    Type: Application
    Filed: January 6, 2020
    Publication date: January 13, 2022
    Applicant: Sony Group Corporation
    Inventors: Jin XU, Wenjing REN, Ying ZHOU, Dongru LI, Qimei CUI, Jianfei CAO
  • Publication number: 20210368490
    Abstract: The present invention relates to a user equipment, an electronic device, a wireless communication method, and a storage medium. The user equipment according to the present invention comprises a processing circuit configured to: select G transmit beam groups from K transmit beams of a network side device; and sending information about the selected G transmit beam groups to the network side device, wherein each of the G transmit beam groups comprises N transmit beams, the user equipment is capable of simultaneously receiving downlink information that the network side device sends by using the N transmit beams, and K, N, G are all integers greater than 1. The use of the user equipment, the electronic device, the wireless communication method, and the storage medium according to the present invention can improve beam selection process in a system that uses a beamforming technique.
    Type: Application
    Filed: July 17, 2019
    Publication date: November 25, 2021
    Applicant: Sony Corporation
    Inventors: Jin XU, Dongru LI, Wenjing REN, Xiaofeng TAO, Jianfei CAO
  • Patent number: 11133905
    Abstract: An apparatus and a method in a wireless communication system are disclosed. The apparatus comprises a processing circuit, the processing circuit being configured to: determine an idle resource element in a P2 process and/or a P3 process based on a channel state information-reference signal (CSI-RS) mapping structure, wherein only a transmission beam is scanned in the P2 process, only a reception beam is scanned in the P3 process, and the idle resource element refers to a resource element which is not occupied by a CSI-RS in an OFDM symbol occupied by the CSI-RS; and when the P2 process and/or the P3 process is carried out, control a base station so that same uses the idle resource element to send data and/or control information to a user equipment.
    Type: Grant
    Filed: June 6, 2018
    Date of Patent: September 28, 2021
    Assignee: SONY CORPORATION
    Inventors: Jin Xu, Dongru Li, Hang Yang, Chaonan He, Xiaofeng Tao, Jianfei Cao
  • Publication number: 20210297217
    Abstract: An apparatus and method in a wireless communication system and a computer readable storage medium. The apparatus comprises a processing circuit, which is configured to: configure a sounding reference signal (SRS) mapping structure for a user equipment on the basis of at least the number of antenna ports of the user equipment and the number of transmitting beams and/or receiving beams to be scanned; and notify the user equipment of the SRS mapping structure, wherein the SRS mapping structure at least comprises SRS resource settings for achieving uplink beam management and channel state information (CSI) acquisition at the same time, thereby reducing the system time delay and improving the uplink resource utilization rate.
    Type: Application
    Filed: May 27, 2021
    Publication date: September 23, 2021
    Applicant: Sony Group Corporation
    Inventors: Jin XU, Dongru LI, Hang YANG, Xiaofeng TAO, Jianfei CAO
  • Publication number: 20210218457
    Abstract: An electronic device for wireless communication, a method, and a computer readable storage medium. The electronic device comprises: a processing circuit configured to: perform beam failure detection on a current service beam using a first beam quality index, and select a candidate beam from the other beams using the first beam quality index and a second quality index different from the first quality index, the candidate beam being used for beam recovery after beam failure.
    Type: Application
    Filed: May 10, 2019
    Publication date: July 15, 2021
    Applicant: Sony Corporation
    Inventors: Jin XU, Wenjing REN, Dongru LI, Hang YANG, Xiaofeng TAO, Jianfei CAO
  • Patent number: 11050537
    Abstract: An apparatus and method in a wireless communication system and a computer readable storage medium. The apparatus comprises a processing circuit, which is configured to: configure a sounding reference signal (SRS) mapping structure for a user equipment on the basis of at least the number of antenna ports of the user equipment and the number of transmitting beams and/or receiving beams to be scanned; and notify the user equipment of the SRS mapping structure, wherein the SRS mapping structure at least comprises SRS resource settings for achieving uplink beam management and channel state information (CSI) acquisition at the same time, thereby reducing the system time delay and improving the uplink resource utilization rate.
    Type: Grant
    Filed: August 2, 2018
    Date of Patent: June 29, 2021
    Assignee: SONY CORPORATION
    Inventors: Jin Xu, Dongru Li, Hang Yang, Xiaofeng Tao, Jianfei Cao
  • Publication number: 20210135809
    Abstract: An apparatus and a method in a wireless communication system are disclosed. The apparatus comprises a processing circuit, the processing circuit being configured to: determine an idle resource element in a P2 process and/or a P3 process based on a channel state information-reference signal (CSI-RS) mapping structure, wherein only a transmission beam is scanned in the P2 process, only a reception beam is scanned in the P3 process, and the idle resource element refers to a resource element which is not occupied by a CSI-RS in an OFDM symbol occupied by the CSI-RS; and when the P2 process and/or the P3 process is carried out, control a base station so that same uses the idle resource element to send data and/or control information to a user equipment.
    Type: Application
    Filed: June 6, 2018
    Publication date: May 6, 2021
    Applicant: Sony Corporation
    Inventors: Jin XU, Dongru LI, Hang YANG, Chaonan HE, Xiaofeng TAO, Jianfei CAO
  • Patent number: 10862598
    Abstract: Provided are an electronic device and a method in a radio communication system. The electronic device comprises a processing circuit. The processing circuit is configured to determine, based on information indicating inter-cell interference and information indicating intra-cell interference fed back by multiple user equipment, a transmission resource configuration regarding the multiple user equipment. According to at least one embodiment of the present disclosure, it can effectively solve the problem that system overheads for determining multi-user pairing significantly increase due to the presence of a large number of user equipment to be paired when multi-user multiple-input and multiple-output (MU-MIMO) transmission is performed, while system fairness and throughputs are also achieved.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: December 8, 2020
    Assignee: SONY CORPORATION
    Inventors: Jin Xu, Hang Yang, Chaonan He, Dongru Li, Jianfei Cao
  • Publication number: 20200220605
    Abstract: An electronic device includes a processing circuit configured to: receive information about a number N of candidate transmit beams from a user device, wherein N is an integer greater than 1; select from the N candidate transmit beams a transmit beam for sending downlink information to the user device; and determine, on the basis of the selected transmit beam, a transmission configuration indication (TCI) state, and send the TCI state to the user device. The electronic device, the wireless communication method and the computer readable storage medium enable a network-side device to notify the user device of the information about transmit beams. In this way, the user device can determine, according to the transmit beam of the network-side device, a proper receiving beam so as to improve the gain of the system.
    Type: Application
    Filed: January 4, 2019
    Publication date: July 9, 2020
    Applicant: Sony Corporation
    Inventors: Jin XU, Dongru LI, Wenjing REN, Hang YANG, Xiaofeng TAO, Jianfei CAO
  • Publication number: 20200220676
    Abstract: An apparatus and method in a wireless communication system and a computer readable storage medium. The apparatus comprises a processing circuit, which is configured to: configure a sounding reference signal (SRS) mapping structure for a user equipment on the basis of at least the number of antenna ports of the user equipment and the number of transmitting beams and/or receiving beams to be scanned; and notify the user equipment of the SRS mapping structure, wherein the SRS mapping structure at least comprises SRS resource settings for achieving uplink beam management and channel state information (CSI) acquisition at the same time, thereby reducing the system time delay and improving the uplink resource utilization rate.
    Type: Application
    Filed: August 2, 2018
    Publication date: July 9, 2020
    Applicant: Sony Corporation
    Inventors: Jin XU, Dongru LI, Hang YANG, Xiaofeng TAO, Jianfei CAO
  • Publication number: 20200186264
    Abstract: Provided are an electronic device and a method in a radio communication system. The electronic device comprises a processing circuit. The processing circuit is configured to determine, based on information indicating inter-cell interference and information indicating intra-cell interference fed back by multiple user equipment, a transmission resource configuration regarding the multiple user equipment. According to at least one embodiment of the present disclosure, it can effectively solve the problem that system overheads for determining multi-user pairing significantly increase due to the presence of a large number of user equipment to be paired when multi-user multiple-input and multiple-output (MU-MIMO) transmission is performed, while system fairness and throughputs are also achieved.
    Type: Application
    Filed: March 26, 2018
    Publication date: June 11, 2020
    Applicant: Sony Corporation
    Inventors: Jin XU, Hang YANG, Chaonan HE, Dongru LI, Jianfei CAO