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).

  • METHOD AND DEVICE FOR SIGNAL TRANSMISSION
    Publication number: 20230199798
    Abstract: Presented are systems and methods for signal transmission. A wireless communication device may receive downlink control information (DCI) from the wireless communication node. The DCI may comprise a plurality of blocks, each one or more blocks of the plurality of blocks for a respective wireless communication device. The wireless communication device may receive the DCI to trigger an aperiodic sounding reference signal (SRS). The wireless communication device may receive a configuration from the wireless communication node via higher layer signaling. The wireless communication device may receive the configuration to configure parameter srs-TPC-PDCCH-Group as typeA, typeB, typeC or typeD.
    Type: Application
    Filed: February 13, 2023
    Publication date: June 22, 2023
    Applicant: ZTE CORPORATION
    Inventors: Yuxin WANG, Zhaohua LU, Xiyu WANG, Gang LI, Chuangxin JIANG, Hao WU
  • REFERENCE SIGNAL CONFIGURATION, INFORMATION TRANSMISSION, AND INFORMATION RECEIVING METHODS AND DEVICE
    Publication number: 20230198699
    Abstract: Disclosed are a reference signal configuration method and device, an information transmission method and device, and an information receiving method and device. The reference signal configuration method includes: indicating, by a first communication node, via signaling a resource used by a second communication node for transmitting a reference signal; or predefining, by a first communication node and a second communication node, a resource used by the second communication node for transmitting a reference signal. Further disclosed are a storage medium and a processor.
    Type: Application
    Filed: September 7, 2018
    Publication date: June 22, 2023
    Applicant: ZTE CORPORATION
    Inventors: Yuxin Wang, Shujuan Zhang, Zhaohua Lu, Yu Ngok Li, Chuangxin Jiang
  • METHODS AND APPARATUSES FOR TRANSMITTING AND RECEIVING CONTROL SIGNALING, AND METHOD FOR DETERMINING INFORMATION
    Publication number: 20230199790
    Abstract: Provided are methods and apparatuses for transmitting and receiving control signaling and for determining information.
    Type: Application
    Filed: December 28, 2022
    Publication date: June 22, 2023
    Applicant: ZTE CORPORATION
    Inventors: Shujuan ZHANG, Yu Ngok LI, Bo GAO, Chuangxin JIANG, Nan ZHANG, Hao WU, Zhaohua LU
  • CELL MEASUREMENT REPORTING SCHEMES IN WIRELESS COMMUNICATIONS
    Publication number: 20230189046
    Abstract: A method of wireless communication is described. The method is performed by a user device and comprises obtaining a first measurement information of a first protocol layer; making a determination, based on the first measurement information, whether a predefined condition is satisfied; and triggering a transmission of an element of a second protocol layer based on the determination that the predefined condition is satisfied, and wherein the element of the second protocol layer includes at least one of control information of the second protocol layer or a second measurement information of the second protocol layer.
    Type: Application
    Filed: February 10, 2023
    Publication date: June 15, 2023
    Inventors: Liping Liu, Shujuan Zhang, Bo Gao, Chuangxin Jiang, Shuaihua Kou, Zhaohua Lu
  • METHOD, APPARATUS AND SYSTEM FOR SENDING UPLINK REFERENCE SIGNAL, BASE STATION AND TERMINAL
    Publication number: 20230188285
    Abstract: A method for sending uplink reference signal includes: indicating, by a base station using high-layer signalling or downlink control signalling, a terminal to send an uplink reference signal in one or more sending manners; or predefining, by both the base station and the terminal, a sending manner or resource used for sending the uplink reference signal.
    Type: Application
    Filed: September 29, 2017
    Publication date: June 15, 2023
    Inventors: Yuxin WANG, Zhaohua LU, Chuangxin JIANG, Yijian CHEN, YUNgok LI, Hao WU
  • Parameter transmission method and apparatus, and storage medium
    Patent number: 11671987
    Abstract: Disclosed are a parameter transmission method and apparatus, and a non-transitory computer-readable storage medium. The transmission parameter method includes: sending, by a sending end, control information carrying a value of at least one transmission parameter in at least one transmission parameter set; wherein the control information adopts a value of a transmission parameter for a slot or a link on which the control information acts.
    Type: Grant
    Filed: October 20, 2021
    Date of Patent: June 6, 2023
    Assignee: ZTE CORPORATION
    Inventors: Yijian Chen, Yu Ngok Li, Zhaohua Lu, Hao Wu
  • System and method for allocating resources
    Patent number: 11671161
    Abstract: A system and method for performing beam management is disclosed. In one embodiment, a method includes: determining a relationship between a first reference signal and a second reference signal, wherein the first and second reference signals share a same or similar one or more of the following properties: a channel property, a transmission property and a reception property; and transmitting the first and second reference signals to a wireless communication node.
    Type: Grant
    Filed: October 15, 2021
    Date of Patent: June 6, 2023
    Assignee: ZTE CORPORATION
    Inventors: Bo Gao, Yijian Chen, Yu Ngok Li, Zhaohua Lu, Yifei Yuan, Xinhui Wang
  • Transmission method and apparatus, uplink receiving method and apparatus, and feedback strategy determination method and apparatus
    Patent number: 11671212
    Abstract: In the related art, a data transmission cannot be normally performed between two communication ends, if the two levels of control information cannot be correctly received, a transmission method is included in the communication method provided in the embodiments of the present disclosure. In the transmission method, a terminal receives, through a first control channel, first control information sent by a base station; and in a case of not obtaining second control information from the base station, the terminal determines a transmission configuration parameter of a data channel according to the first control information and preset control information, and performs a data transmission with the base station according to the transmission configuration parameter of the data channel.
    Type: Grant
    Filed: April 3, 2019
    Date of Patent: June 6, 2023
    Assignee: ZTE CORPORATION
    Inventors: Yijian Chen, Zhaohua Lu, Fusheng Zhu
  • Control channel sending method and apparatus, and receiving method and apparatus
    Patent number: 11671221
    Abstract: Provided are a control channel sending method and apparatus, and receiving method and apparatus. The sending method comprises: a first device acquiring resource information about a first type of sending resources of a control channel; the first device determining a second type of sending resources of the control channel according to the resource information about the first type of sending resources, wherein the second type of sending resources are sending resources different from the first type of sending resources; and the first device sending, on the first type of sending resources and the second type of sending resources, the control channel to a second device. The invention solves the technical problem in the related art that the transmission efficiency of a control channel is relatively low due to the fact that a terminal applies a blind detection method to the control channel.
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: June 6, 2023
    Assignee: ZTE Corporation
    Inventors: Yuhong Gong, Zhaohua Lu, Shujuan Zhang, Feng Bi
  • System information transmission method and device
    Patent number: 11671800
    Abstract: A system information transmission method and device. The system information transmission method comprises: generating, by a first communication node, first system information indicative of indication information corresponding to second system information, wherein the second system information is used to assist a second communication node to access a system; transmitting to the second communication node the first system information; receiving, by the second communication node, the first system information transmitted from the first communication node; receiving, according to the indication information in the first system information, the second system information; and accessing, according to the second system information, the system.
    Type: Grant
    Filed: February 2, 2022
    Date of Patent: June 6, 2023
    Assignee: ZTE Corporation
    Inventors: Zhaohua Lu, Kun Liu, Guanghui Yu, Yijian Chen, Feng Xie
  • Information transmission method and apparatus
    Patent number: 11671141
    Abstract: Disclosed is an information transmission method. The method includes that: a first communication node determines a resource or parameter for a second communication node to transmit a reference signal, and indicates the resource or parameter to the second communication node through signaling; and the second communication node receives the signaling transmitted by the first communication node, determines the resource or parameter for transmitting the reference signal based on the signaling or based on the signaling and a rule predefined by the first communication node and the second communication node, and uses the determined resource or parameter to transmit the reference signal.
    Type: Grant
    Filed: February 18, 2020
    Date of Patent: June 6, 2023
    Assignee: ZTE Corporation
    Inventors: Yuxin Wang, Chuangxin Jiang, Shujuan Zhang, Zhaohua Lu, Yu Ngok Li
  • INFORMATION INDICATION METHOD, INFORMATION DETERMINING METHOD, COMMUNICATION NODE, TERMINAL, AND MEDIUM
    Publication number: 20230171065
    Abstract: Provided are an information indication method, an information determining method, a carrier frequency information determining method, a communication node, a terminal and a medium. The information indication method includes: determining a correspondence between a target antenna port and X antenna ports, where X is an integer greater than 1; and sending indication information to a terminal according to the correspondence, where the indication information is used for indicating that channel information of the target antenna port is obtained by combining channel information of the X antenna ports.
    Type: Application
    Filed: April 29, 2021
    Publication date: June 1, 2023
    Inventors: Meng MEI, Zhaohua LU, Chuangxin JIANG, Bo GAO, Shujuan ZHANG, Ke YAO
  • TRANSMISSION METHOD AND APPARATUS, COMMUNICATION NODE, AND STORAGE MEDIUM
    Publication number: 20230171775
    Abstract: Provided are a transmission method and apparatus, a communication node, and a storage medium. The transmission method includes: determining control channel information and activated Transmission Configuration Indicator (TCI); determining a correspondence between the control channel information and the activated TCI; and receiving a control channel corresponding to the control channel information based on the correspondence and the activated TCI.
    Type: Application
    Filed: April 29, 2021
    Publication date: June 1, 2023
    Inventors: YU PAN, Chuangxin JIANG, Shujuan ZHANG, Zhaohua LU, Bo GAO, Zhen HE, Wenjun YAN
  • Signal transmission method and device, and computer storage medium
    Patent number: 11659456
    Abstract: Disclosed are a signal transmission method and device, and a computer storage, including that: a base station sends or receives a signal within a sweep time interval, an access signal time interval, which is comprised of sweep time blocks sweep time blocks. The access signal time interval includes a downlink access signal time interval and an uplink access signal time interval. The base station sends the signal over the downlink access signal time interval, and receives the signal over the uplink access signal time interval. A terminal sends or receives a signal within the access signal time interval which is comprised of the sweep time blocks. The terminal sends the signal over the uplink access signal time interval, or receives the signal over the downlink access signal time interval.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: May 23, 2023
    Assignee: ZTE Corporation
    Inventors: Peng Hao, Junfeng Zhang, Xing Liu, Zhaohua Lu, Xinhui Wang, Liujun Hu, Gang Bai
  • Configuration resource sending, configuring and receiving methods and apparatuses
    Patent number: 11659550
    Abstract: Provided are methods and apparatuses for sending, configuring and receiving a configuration resource. A signal sending method includes: where a sending mode of a signal sent by using the first configuration resource includes a mode of time-domain code division multiplexing, and a signal sent by using the second configuration resource includes a phase tracking reference signal; and sending signals by using the first configuration resource and the second configuration resource, where a resource intersection of the first configuration resource and the second configuration resource in time domain is an empty set.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: May 23, 2023
    Assignee: ZTE CORPORATION
    Inventors: Chuangxin Jiang, YuNgok Li, Yijian Chen, Zhaohua Lu
  • SPATIAL PARAMETER DETERMINATION METHOD AND DEVICE
    Publication number: 20230156772
    Abstract: Embodiments of the present disclosure provide a spatial parameter determination method and device. The spatial parameter determination method includes: determining priority information of N types of transmission signals according to first configuration information, wherein N is an integer greater than 1; and determining spatial parameter information corresponding to a same symbol according to the priority information, wherein the spatial parameter information is used for transmitting at least one type of transmission signals in the N types of transmission signals.
    Type: Application
    Filed: March 22, 2021
    Publication date: May 18, 2023
    Inventors: Huahua XIAO, Shujuan ZHANG, Zhaohua LU, Chuangxin JIANG
  • POWER CONTROL METHOD AND APPARATUS, BASE STATION, TERMINAL, AND COMPUTER-READABLE STORAGE MEDIUM
    Publication number: 20230156616
    Abstract: Provided are a power control method, a power control apparatus, a base station, a terminal and a computer-readable storage medium. The method includes: a second communication node configuring a power control parameter for a first communication node, where the power control parameter includes at least one transmit power offset, and the transmit power offset is determined by at least one of: a payload size of physical uplink control channel (PUCCH) transmission, a number of orthogonal frequency division multiplexing (OFDM) symbols occupied by PUCCH transmission, a number of resource blocks (RBs) occupied by PUCCH transmission, or whether a PUCCH is subjected to frequency hopping.
    Type: Application
    Filed: November 17, 2022
    Publication date: May 18, 2023
    Applicant: ZTE CORPORATION
    Inventors: Ke YAO, Feiming WANG, Bo GAO, Zhaohua LU, Wei GOU
  • Resource reservations for relay nodes
    Patent number: 11652536
    Abstract: Methods, systems and devices for resource reservations for relay nodes in 5G and New Radio (NR) networks are described. An exemplary method for wireless communication includes performing a first set of communications between a first relay node and at least one parent of the first relay node using transmission resources that are determined by at least a first type of resources, and performing a second set of communications between the first relay node and at least one child node of the first relay node using transmission resources that are determined by at least a second type of resources. Another exemplary method for wireless communication includes receiving a slot format message from a parent of the first relay node, where the slot format message is effective in a time offset, which is based on a hop index of the first relay node.
    Type: Grant
    Filed: January 13, 2021
    Date of Patent: May 16, 2023
    Assignee: ZTE Corporation
    Inventors: Chuangxin Jiang, Feng Bi, Chenchen Zhang, Shujuan Zhang, Lin Chen, Zhaohua Lu
  • Method and device for feeding back channel state information, and method and device for determining channel state information
    Patent number: 11652515
    Abstract: Method and device for feeding back channel state information (CSI) and method and device for determining CSI are provided. The method for feeding back CSI includes feeding back CSI according to a determined structure of the CSI, where the structure of the CSI includes M CSI subsets; an m-th CSI subset among the M CSI subsets includes km channel information components. The M CSI subsets include N CSI subsets, and an n-th CSI subset among the N CSI subsets includes Ln channel information components which are determined by transforming a group of base vectors.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: May 16, 2023
    Assignee: ZTE Corporation
    Inventors: Hao Wu, Yu Ngok Li, Yijian Chen, Zhaohua Lu, Nan Zhang
  • METHOD FOR DETERMINING RANK INFORMATION
    Publication number: 20230141172
    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: Application
    Filed: December 15, 2022
    Publication date: May 11, 2023
    Inventors: Shujuan ZHANG, Zhaohua LU, YuNgok LI, Meng MEI, Yuhong GONG, Chuangxin JIANG