Patents by Inventor Zhaohua Lu

Zhaohua Lu 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: 20210289461
    Abstract: Provided is a configuration method and device for timing advance information. The method comprises: a first transmission node indicates, through a number I of signaling, timing advance information corresponding to a number N of transmission links from a second transmission node to a number M of first transmission nodes, where I, M and N are all integers greater than or equal to 1.
    Type: Application
    Filed: June 11, 2019
    Publication date: September 16, 2021
    Applicant: ZTE CORPORATION
    Inventors: Nan Zhang, Chuangxin Jiang, Zhaohua Lu, Yijian Chen
  • Patent number: 11122631
    Abstract: A wireless communication method includes transmitting, by a first communication node, a first type of random access preamble, monitoring, by the first communication node, a link recovery confirmation information, performing, by the first communication node, after meeting a first type of condition, and the first type of condition includes detecting the link recovery confirmation information, an operation including performing a transmission on an outbound channel to a second communication node using a spatial filter determined by the first type of random access preamble.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: September 14, 2021
    Assignee: ZTE Corporation
    Inventors: Bo Gao, Yijian Chen, Shujuan Zhang, Zhaohua Lu
  • Publication number: 20210274453
    Abstract: The present disclosure provides a method and apparatus for detecting signaling message, and storage medium. The method comprises: detecting synchronization signals and implementing synchronization; determining transmission resource locations of first-class signaling messages associated with the synchronization signals according to the synchronization signals; and receiving the first-class signaling messages on the transmission resource locations.
    Type: Application
    Filed: May 17, 2021
    Publication date: September 2, 2021
    Applicant: ZTE CORPORATION
    Inventors: Yijian Chen, Zhaohua Lu, Yu Ngok Li, Peng Hao, Hao Wu, Bo Gao
  • Publication number: 20210273709
    Abstract: Provided are an information feedback method and device, a storage medium, and an electronic device. The method includes that: N pieces of feedback information are determined according to one Channel State Information (CSI) report configuration, wherein the N pieces of feedback information includes N Rank Indications (RIs) and N Precoding Matrix Indications (PMIs), and N is an integer greater than or equal to 1; and the N pieces of feedback information are sent to a base station.
    Type: Application
    Filed: April 16, 2019
    Publication date: September 2, 2021
    Inventors: Chuangxin JIANG, Bo GAO, Hao WU, Nan ZHANG, Zhaohua LU
  • Publication number: 20210273764
    Abstract: Provided is a reference signal transmission method and device. The method includes that a base station transmits indication information to a UE through a downlink control signaling or a higher layer signaling, where the indication information includes one of: information indicating that the UE transmits a reference signal, information indicating whether the reference signal is contained in a physical downlink shared channel or a physical downlink control channel, or information indicating a transmission mode of a downlink reference signal or an uplink reference signal; or the base station pre-defines with the UE a time-frequency resource or a parameter set required by the UE or the base station to transmit the reference signal, where the time-frequency resource or the parameter set includes at least one of: a time domain symbol position, a frequency domain position, a transmission period and a subframe offset, a type of a reference signal sequence or an orthogonal mask.
    Type: Application
    Filed: May 14, 2021
    Publication date: September 2, 2021
    Inventors: Yuxin WANG, Zhaohua Lu, Yu Ngok Li, Yijian Chen, Hao Wu
  • Patent number: 11109323
    Abstract: Provided are channel configuration and power control methods and devices, a user equipment, a base station and storage mediums. The channel configuration method is configured to receive a second channel characteristic assumption of a control channel resource set configured by a second communication node; where the control channel resource set is formed by at least one of a first type of search space and a second type of search space; the second channel characteristic assumption is used for configuration of control channel resources in the second type of search space; and the control channel resource transmitted by the second communication node are received according to the second channel characteristic assumption.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: August 31, 2021
    Assignee: ZTE Corporation
    Inventors: Bo Gao, Zhaohua Lu, Shujuan Zhang, Hao Wu, Chuangxin Jiang
  • Patent number: 11102737
    Abstract: Embodiments of the disclosure provide methods and apparatuses for transmitting and receiving a synchronization signal, and a transmission system. A method includes that, a base station determines one or more sets of system parameters, each set of the system parameters including at least one of the following information of a carrier: frequency information, or a frame structure parameter; the base station constructs a synchronization signal of a predetermined structure according to the system parameters; and the base station transmits the synchronization signal to the terminal; the one or more sets of system parameters corresponding to the same predetermined structure. With the embodiments of the disclosure, the problem of excessive complexity in detection of the synchronization signal in the related technology is solved.
    Type: Grant
    Filed: January 18, 2019
    Date of Patent: August 24, 2021
    Assignee: ZTE CORPORATION
    Inventors: Junfeng Zhang, Peng Hao, Zhaohua Lu, Wei Gou, Xing Liu
  • Patent number: 11101852
    Abstract: The present invention provides a channel state information feedback method and device. The method includes: selecting, by a communication node, N information groups from configured M information groups; where N and M are positive integers, and N is less than or equal to M; processing, by the communication node, the selected N information groups in a preset manner to obtain index information of the N information groups and parameter information of the preset manner, wherein the index information comprises group indices of the N information groups or index of information in the N information groups; and feeding back, by the communication node, the index information and the parameter information.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: August 24, 2021
    Assignee: ZTE CORPORATION
    Inventors: Jianxing Cai, Zhaohua Lu, Yu Ngok Li, Yijian Chen, Huahua Xiao, Hao Wu, Yong Li, Yuxin Wang
  • Publication number: 20210258894
    Abstract: Methods, systems, and devices for multi-beam power control and detecting link recovery confirmation information are described. An exemplary method for wireless communication includes determining an association between a set of parameters and a plurality of beams; and performing, by a terminal and based on the association, one or more uplink transmissions, where the set of parameters comprises at least one of the following parameters: one or more open loop parameters, one or more closed loop parameters, one or more transmit power control (TPC) commands or one or more path loss reference signal (PL-RS) parameters.
    Type: Application
    Filed: April 30, 2021
    Publication date: August 19, 2021
    Inventors: Ke YAO, Bo GAO, Yu Ngok LI, Zhaohua LU
  • Publication number: 20210258867
    Abstract: Embodiments of the present invention provide a radio access method, apparatus and system, and a computer storage medium. The method may include: receiving indication signaling transmitted by a base station, determining a transmission mode of an access signal according to the indication signaling and transmitting the access signal in the transmission mode.
    Type: Application
    Filed: May 5, 2021
    Publication date: August 19, 2021
    Applicant: ZTE CORPORATION
    Inventors: Kun Liu, Zhaohua Lu, Yijian Chen, Peng Hao
  • Publication number: 20210258058
    Abstract: Provided are CSI feedback and receiving methods, apparatuses, a device, and a storage medium. The method includes: a terminal determines PMI, the PMI includes at least one of: first base vector information, second base vector information, second coefficient amplitude information or phase information; for one transmission layer, a frequency domain resource in one preset frequency domain unit corresponds to one precoding vector, the precoding vector is a linear combination of first base vectors, and weighting coefficients used in the linear combination of the first base vectors are first coefficients; on multiple frequency domain units contained in a CSI feedback band, a vector composed of first coefficients corresponding to a same first base vector is a linear combination of second base vectors, and weighting coefficients used in the linear combination of the second base vectors are second coefficients; and the terminal feeds back CSI containing the PMI to a base station.
    Type: Application
    Filed: April 29, 2021
    Publication date: August 19, 2021
    Applicant: ZTE Corporation
    Inventors: Hao WU, Yijian CHEN, Guozeng ZHENG, Yong LI, Zhaohua LU, Yu Ngok LI
  • Publication number: 20210258052
    Abstract: Disclosed are a method and apparatus for sending a signal, a method and apparatus for reporting channel state information, a storage medium and an electronic device. The method for sending the signal includes: a first-type reference signal is sent to a terminal, where the first-type reference signal is associated with a number N of channel feature hypotheses, and N is an integer greater than or equal to 1; and channel state information sent by the terminal is received.
    Type: Application
    Filed: May 27, 2019
    Publication date: August 19, 2021
    Applicant: ZTE CORPORATION
    Inventors: Bo Gao, Zhaohua Lu, Hao Wu, Chuangxin Jiang, Ke Yao
  • Publication number: 20210258048
    Abstract: A wireless communication method is described for a channel state information reporting method. The reporting method may include a communication node performing the following example operations: (1) Performing differential operation on a sequence of coefficients used to compose the precoding matrix vector with a certain vector, where the differential operation may be performed on adjacent frequency domain units in order to produce a resulting sequence. The sequence of coefficients of the certain vector is a sequence formed by the value of the certain vector's coefficients on the different unit of the frequency domain. (2) The resulting sequence can be transformed to obtain another sequence on another domain. (3) Send back at least some of the data in the another sequence to a network node.
    Type: Application
    Filed: April 30, 2021
    Publication date: August 19, 2021
    Inventors: Yong LI, Hao WU, Zhaohua LU, Yijian CHEN, Yu Ngok LI
  • Patent number: 11095343
    Abstract: Provided are a method and device for feeding back and receiving channel information. The method comprises: determining a candidate resource set, selecting M resources from the candidate resource set, and transmitting at least one of indication information or channel state information of the selected M resources to a first communication node, where M is a positive integer; a selection criterion for selecting the M resources from the candidate resource set is determined in at least one of following manners: a selection criterion or a selection criterion set is agreed with the first communication node, and a selection criterion or a selection criterion set is obtained according to received indication information transmitted by the first communication node, and the selection criterion set comprises at least one selection criterion.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: August 17, 2021
    Assignee: XI'AN ZHONGXING NEW SOFTWARE CO., LTD.
    Inventors: Shujuan Zhang, Zhaohua Lu, YuNgok Li, Meng Mei, Yuhong Gong, Chuangxin Jiang
  • Patent number: 11088792
    Abstract: The present disclosure provides a method and device for representing a quasi co-location (QCL) parameter configuration, a transmitting apparatus and a receiving apparatus. The method include: acquiring a second QCL characteristic parameter set including part or all of characteristic parameters in a first QCL characteristic parameter set; and indicating configuration information of the second QCL characteristic parameter set to a receiving terminal by signaling. The present disclosure solves the problem in the existing art that QCL information between different reference signals or different antenna ports cannot be flexibly configured.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: August 10, 2021
    Assignee: ZTE Corporation
    Inventors: Nan Zhang, Yijian Chen, Zhaohua Lu, Yu Ngok Li, Hao Wu
  • Patent number: 11088796
    Abstract: A method and apparatus for indicating uplink reference signal information are provided. The method includes: indicating uplink reference signal information to a terminal through a signaling. The uplink reference signal information includes at least one of the following information: a transmission manner in which the terminal transmits an uplink reference signal, a transmission resource used by the terminal to transmit the uplink reference signal, a type of the uplink reference signal transmitted by the terminal, a cell identifier (ID) used by the uplink reference signal, and a virtual cell ID used by the uplink reference signal. Further provided in the embodiments of the present disclosure is a storage medium.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: August 10, 2021
    Assignee: ZTE Corporation
    Inventors: Yuxin Wang, Hao Wu, Yungok Li, Zhaohua Lu, Yijian Chen, Bo Gao
  • Patent number: 11082106
    Abstract: The present invention provides an information processing method, comprising: generating signaling comprising configuration information of channel state information process (CSI process); and sending the signaling comprising the configuration information of the CSI process. The present invention resolves the problem in the related art of being unable to use one CSI-RS resource overhead to meet the transmission requirements of multiple CSI-RSs having different port numbers, thereby achieving the technical effect of reducing resource overheads. The present invention also provides an information processing device and a storage medium.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: August 3, 2021
    Assignee: ZTE CORPORATION
    Inventors: Yong Li, Yijian Chen, YuNgok Li, Zhaohua Lu, Huahua Xiao, Yuxin Wang, Hao Wu, Jianxing Cai
  • Patent number: 11082970
    Abstract: Provided are transmission parameter determination method and device, and storage medium.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: August 3, 2021
    Assignee: ZTE CORPORATION
    Inventors: Shujuan Zhang, Yijian Chen, Yu Ngok Li, Zhaohua Lu
  • Patent number: 11082178
    Abstract: Provided are a message sending method and device, and an electronic device. The method includes: sending, by a first node, a message to a second node, wherein the message includes at least one of: a first reference signal carried on a first resource, or a data packet carried on a second resource; wherein the first reference signal belongs to a first reference signal set, and the first resource belongs to a first resource set; the second resource belongs to a second resource set; and the first resource set and the second resource set have a gap in a time domain, and the value of the gap is greater than or equal to 0.
    Type: Grant
    Filed: February 6, 2018
    Date of Patent: August 3, 2021
    Assignee: ZTE Corporation
    Inventors: Kun Liu, Bo Dai, Zhaohua Lu, Xianming Chen, Zhifeng Yuan, Wei Cao, Chunlin Yan
  • Patent number: 11083002
    Abstract: Provided are a channel state information-reference signal (CSI-RS) transmission method and device. The method includes following steps: a first communication node determines CSI-RS indication information; the first communication node transmits the CSI-RS indication information to a second communication node; the first communication node transmits or receives a CSI-RS according to the CSI-RS indication information; the component is used for constituting the CSI-RS resource, and the component is a set of resource elements having relative positional relations.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: August 3, 2021
    Assignee: ZTE CORPORATION
    Inventors: Yong Li, Zhaohua Lu, Hao Wu, Chuangxin Jiang, Yu Ngok Li, Yijian Chen