Patents by Inventor Xiaodong Shen

Xiaodong Shen 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: 10715280
    Abstract: Method and apparatus are provided for determining a feedback time sequence of a hybrid automatic repeat request. The method includes: determining a configuration of a currently used TDD frame structure, wherein the configuration of the TDD frame structure comprises uplink and downlink configurations and a special sub-frame ratio; determining the size of a currently used transmission time interval (TTI); and according to the configuration of the TDD frame structure and the size of the TTI, determining a relative position relationship between a data transmission TTI and a feedback TTI thereof in a HARQ process, or a relative position relationship between an initial transmission TTI, a feedback TTI and a retransmission TTI. A communication device and a storage medium are also provided.
    Type: Grant
    Filed: May 12, 2017
    Date of Patent: July 14, 2020
    Assignees: China Mobile Comm. Co., Ltd. Research Institute, China Mobile Communications Corporation
    Inventors: Lijie Hu, Xueying Hou, Xiaodong Shen, Jing Dong
  • Publication number: 20200213036
    Abstract: The present disclosure discloses a downlink control information detecting method, a downlink control information transmitting method, a terminal and a network device. The method includes: obtaining indication information for indicating a candidate downlink control information (DCI) payload size; according to the candidate DCI payload size indicated by the indication information, performing blind detection on a physical downlink control channel (PDCCH) and determining DCI transmitted in the PDCCH.
    Type: Application
    Filed: July 17, 2018
    Publication date: July 2, 2020
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Xiaodong SHEN, Xueming PAN, Yu DING, Zichao JI
  • Publication number: 20200213837
    Abstract: The present disclosure provides a method for reporting a blind decoding capability, blind decoding configuration, a blind decoding method, a terminal and a base station. The method for reporting a blind decoding capability includes: determining the blind decoding capability information of the terminal, where the blind decoding capability information of the terminal include a maximum number of blind decodings that the terminal is capable to process per time unit; reporting the blind decoding capability information of the terminal to a base station.
    Type: Application
    Filed: June 13, 2018
    Publication date: July 2, 2020
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Xueming PAN, Xiaodong SHEN
  • Publication number: 20200213997
    Abstract: The present disclosure provides a resource configuration method, a base station, a terminal and a computer readable storage medium. The resource configuration method includes: transmitting configuration information of a physical uplink control channel (PUCCH) resource to a terminal. The configuration information includes at least one of a time interval from downlink data to feeding back PUCCH resource, waveform information employed for transmitting the PUCCH resource, acknowledgement/non-acknowledgement resource indication information, format information employed for feeding back the PUCCH resource, and frequency hopping identification information of the PUCCH resource.
    Type: Application
    Filed: June 12, 2018
    Publication date: July 2, 2020
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Zhi LU, Xiaodong SHEN, Na LI
  • Publication number: 20200205183
    Abstract: The present disclosure provides an information transmission method, a user equipment and a network device. The information transmission method includes: when collision between scheduling request (SR) information to be transmitted by the UE and information on physical uplink control channel (PUCCH) occurs, transmitting the SR information and/or the information on the PUCCH.
    Type: Application
    Filed: August 31, 2018
    Publication date: June 25, 2020
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Xiaodong SHEN, Xueming PAN, Yu DING, Zhi LU
  • Publication number: 20200205134
    Abstract: A method for monitoring a PDCCH, a terminal and a network device are provided. The method includes: determining configuration information of at least one control resource set (CORESET); and transmitting the configuration information of the at least one CORESET to a terminal; where the at least one CORESET is configured per carrier or per bandwidth part (BWP), and the carrier comprises at least one BWP. In a case that the at least one CORESET is configured per carrier, one carrier is configured with at least one CORESET; and in a case that the at least one CORESET is configured per BWP, one BWP is configured with at least one CORESET.
    Type: Application
    Filed: August 2, 2018
    Publication date: June 25, 2020
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Xueming PAN, Xiaodong SHEN, Lei JIANG, Zhi LU
  • Publication number: 20200195401
    Abstract: A resource mapping method for a demodulation reference signal (DMRS) and a base station are provided. The method includes: determining a target orthogonal frequency division multiplexing (OFDM) symbol for mapping a physical broadcast channel (PBCH)-DMRS from OFDM symbols corresponding to a new radio (NR) synchronization signal block (SS block); and mapping the PBCH-DMRS in the target OFDM symbol.
    Type: Application
    Filed: April 27, 2018
    Publication date: June 18, 2020
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Kai WU, Yu DING, Xiaodong SHEN, Na LI
  • Publication number: 20200196260
    Abstract: A method of transmitting a synchronized signal block (SS block), network equipment, and user equipment are disclosed. The SS block includes a New Radio (NR)-primary synchronized signal (PSS), an NR-secondary synchronized signal (SSS), and an NR-physical broadcast channel (PBCH) signal. The method includes: network equipment transmits the NR-PSS by using a first frequency domain resource, transmits the NR-SSS by using a second frequency domain resource, and transmits the NR-PBCH signal by using a third frequency domain resource; and user equipment receives the NR-PSS by using the first frequency domain resource, receives the NR-SSS by using the second frequency domain resource, and receives the NR-PBCH signal by using the third frequency domain resource. A position relationship among the first frequency domain resource, the second frequency domain resource, and the third frequency domain resource satisfies a preset condition.
    Type: Application
    Filed: April 27, 2018
    Publication date: June 18, 2020
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Na LI, Kai WU, Xiaodong SHEN, Yu DING
  • Publication number: 20200187161
    Abstract: Provided are an information transmission method, an information reception method, a network side device and a UE. The information transmission method includes: mapping a first to-be-transmitted signal and a second to-be-transmitted signal to a first OFDM symbol and a second OFDM symbol in an SS block respectively, a phase difference between the first to-be-transmitted signal and the second to-be-transmitted signal representing target information; and transmitting the first to-be-transmitted signal, the second to-be-transmitted signal and parity information for checking the target information through the SS block, and the parity information being carried by a PBCH.
    Type: Application
    Filed: June 11, 2018
    Publication date: June 11, 2020
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Kai WU, Xiaodong SHEN, Yu DING, Xueming PAN
  • Publication number: 20200163024
    Abstract: Provided are an information configuration method, a power adjustment method, a base station, and a mobile terminal. The information configuration method comprises: configuring, according to a transmission parameter of an uplink transmission channel, a power adjustment parameter corresponding to the transmission parameter, the power adjustment parameter being used by a mobile terminal to adjust a transmission power of the uplink transmission channel; and transmitting the power adjustment parameter to the mobile terminal.
    Type: Application
    Filed: May 2, 2018
    Publication date: May 21, 2020
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Na LI, Xiaodong Shen, Xiaohang Chen, Dajie JIANG, Kai WU, Xiaodong Sun
  • Publication number: 20200145130
    Abstract: The application provides methods for transmitting and receiving Downlink Control Information (DCI), and a related device. The receiving method includes: determining configuration information of to-be-transmitted DCI, based on a corresponding relationship between a DCI Aggregation Level (AL), and/or, a number of blind detections corresponding to the AL, and a payload size of the DCI; configuring the to-be-transmitted DCI, by using the configuration information; and, transmitting the to-be-transmitted DCI to a mobile communication terminal.
    Type: Application
    Filed: June 11, 2018
    Publication date: May 7, 2020
    Inventor: Xiaodong SHEN
  • Publication number: 20200136679
    Abstract: A method and an apparatus of determining a precoding granularity are provided in embodiments of this disclosure.
    Type: Application
    Filed: January 31, 2018
    Publication date: April 30, 2020
    Applicant: VIVO MOBILE COMMUNICATION CO.,LTD.
    Inventors: Xiaodong SHEN, Xiaodong SUN, Zichao JI, Zhi LU, Yu DING, Kai WU
  • Publication number: 20200128558
    Abstract: Provided are an indication method, a base station, and enhanced mobile broadband (eMBB) user equipment (UE). The indication method includes: transmitting a preemption indication message to eMBB UE; the preemption indication message is configured to indicate, to the eMBB UE, a previous scheduled transmission resource preempted by other services.
    Type: Application
    Filed: June 12, 2018
    Publication date: April 23, 2020
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Zhi LU, Xueming PAN, Xiaodong SHEN
  • Publication number: 20200119889
    Abstract: Embodiments of the present disclosure provide a transmission method, related equipment and system for terminal self-interference. The method includes: obtaining transmission time domain information of a user-terminal experiencing terminal self-interference, the transmission time domain information being transmission time domain information of the user terminal after the terminal self-interference has occurred for the user terminal; and carrying out transmission with the user terminal according to the transmission time domain information.
    Type: Application
    Filed: May 4, 2018
    Publication date: April 16, 2020
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Dajie JIANG, Fei QIN, Xiaodong SHEN, Boubacar KIMBA DITADAMOU
  • Publication number: 20200112467
    Abstract: The present disclosure provides a side information transmission method, a side information reception method, a transmitter and a receiver. The side information transmission method includes: transmitting side information to the receiver on a physical control channel; and transmitting a scrambled data signal to the receiver on a physical data channel. The side information is used to indicate a scrambling mode of the data signal.
    Type: Application
    Filed: December 29, 2017
    Publication date: April 9, 2020
    Applicant: Vivo Mobile Communication Co. Ltd.
    Inventors: Xiaodong Shen, Xiaodong Sun, Yu Ding
  • Publication number: 20200112944
    Abstract: A resource allocation indication method, a base station and a terminal are provided. The method includes allocating corresponding target transmission resources to a terminal when a target service occurs, wherein the target transmission resources include uplink or downlink transmission resources; transmitting resource indication information to the terminal according to the target transmission resources, wherein the resource indication information includes first and second indication information, the first indication information is used to indicate one or more bandwidth parts of the target transmission resources, the one or more bandwidth parts are a portion or all of a total bandwidth, the second indication information is used to indicate location information of Physical Resource Blocks (PRBs) allocated to the terminal in PRBs corresponding to the one or more bandwidth parts.
    Type: Application
    Filed: January 25, 2018
    Publication date: April 9, 2020
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Lei Jiang, Xiaodong Shen
  • Publication number: 20200068607
    Abstract: A terminal scheduling method, a terminal and a base station are provided in the present disclosure, to solve the issue that it is difficult for the base station in the future mobile communication system to flexibly schedule terminal to perform the data transmission on the resources of different carrier interval configurations. The terminal scheduling method includes: sending scheduling information carrying numerology information to a terminal. The base station sends the scheduling information carrying the numerology information to the terminal, and the terminal performs the data transmission on the scheduling resource based on the scheduling information carrying the numerology information, thereby enabling the base station in the future mobile communication system to flexibly schedule the terminal to perform the data transmission on the resources with different numerology information and improving the system performance.
    Type: Application
    Filed: November 30, 2017
    Publication date: February 27, 2020
    Inventors: Lei JIANG, Yu DING, Xiaodong SHEN
  • Publication number: 20200059912
    Abstract: A method of transmitting downlink control information, a terminal, and a network side device are provided. The method comprises: determining, by a terminal, resource configuration information corresponding to a control resource set; acquiring, by the terminal, blind detection information based on a first correspondence relation between the resource configuration information and the blind detection information, wherein the blind detection information includes at least one of: a length of the downlink control information DCI, an aggregation level of candidate control channels, and a length of a resource allocation RA field in the DCI; and receiving, by the terminal based on the blind detection information, DCI transmitted by the network side device on the control resource set.
    Type: Application
    Filed: April 27, 2018
    Publication date: February 20, 2020
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Xiaodong SHEN, Zichao JI, Yu DING, Zhi LU
  • Publication number: 20200036558
    Abstract: The present disclosure provides a downlink control channel detection method, a terminal, and a Base Station (BS). The method includes: obtaining first and second auxiliary information from a BS, in which the first auxiliary information indicates a time-domain duration of a Control Resource Set (CORESET) of a downlink control channel, which is allocated by the BS, the second auxiliary information indicates a resource mapping mode from a Resource Element Group (REG) of CORESET to Control Channel Elements (CCE); performing a blind detection on the downlink control channel, based on the first and second auxiliary information.
    Type: Application
    Filed: April 4, 2018
    Publication date: January 30, 2020
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Xiaodong SHEN, Zichao JI, Yu DING
  • Publication number: 20200007372
    Abstract: An information transmission method for reducing Peak to Average Power Ratio (PAPR), a transmitting terminal and a receiving terminal are provided, to solve the technical problem that it is difficult for a transmitting terminal to reliably transmit side information to a receiving terminal by using conventional methods for reducing PAPR. The method includes: scrambling an initial data block according to a predetermined scrambling mode to obtain a scrambled target data block; determining a scrambling mode index corresponding to the predetermined scrambling mode according to a predetermined relation between scrambling mode indexes and scrambling modes; generating side information carrying the determined scrambling mode index based on the scrambling mode index; and transmitting the side information and the target data block to a receiving terminal.
    Type: Application
    Filed: December 18, 2017
    Publication date: January 2, 2020
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventor: Xiaodong Shen