Patents by Inventor Xincai Li

Xincai 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: 20210298046
    Abstract: Provided are a data processing method, node and terminal. The method includes: before sending data, a first node performing a perception measurement on a first channel of transmission data within a pre-determined time duration; the first node acquiring a first perception measurement result of the perception measurement; and the first node processing data according to the first perception measurement result. By means of the embodiments of the present application, the problems in the relevant art of an interference between uplink and downlink data transmissions of a neighbor cell or a present cell, and a resource collision can be solved.
    Type: Application
    Filed: September 12, 2017
    Publication date: September 23, 2021
    Inventors: Xincai LI, Yajun ZHAO, Hanqing XU, Ling YANG
  • Patent number: 11102796
    Abstract: Provided is an information transmission processing method and device, a node, storage medium and processor. The information transmission processing method comprises: a first predefined pattern of a first network node is determined, where the first predefined pattern comprises a link direction of a system resource of the first network node and a priority of the link direction; and information transmission according to the first predefined pattern is processed.
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: August 24, 2021
    Assignee: XI'AN ZHONGXING NEW SOFTWARE CO., LTD.
    Inventors: Juan Liu, Yajun Zhao, Ling Yang, Hanqing Xu, Xincai Li
  • Publication number: 20210259020
    Abstract: Disclosed is a data transmission method, including: determining, on pre-divided contention access-based resources for data transmission, contention resources for data transmission; and performing resource contention on determined contention resources, and transmitting data on the resource obtained by the contention.
    Type: Application
    Filed: July 26, 2017
    Publication date: August 19, 2021
    Inventors: Xincai Li, Yajun Zhao, Ling Yang, Hanqing Xu
  • Publication number: 20210243803
    Abstract: A system and method for channel access in licensed and unlicensed spectrums are disclosed herein. In one embodiment, a method performed by a communication node, includes: detection of an idle channel associated with a communication device after performance of a channel access procedure; transmitting an initial signal after the detection of the idle channel, wherein the initial signal configures a communication device to start detecting a control channel; and transmitting a control signal using the control channel to the communication device after the transmitting the initial signal.
    Type: Application
    Filed: January 14, 2021
    Publication date: August 5, 2021
    Inventors: Hanqing XU, Yajun ZHAO, Xincai LI, Ling YANG
  • Publication number: 20210235456
    Abstract: Methods, apparatus and systems for transmitting signal and channel information in a wireless communication are disclosed. In one embodiment, a method performed by a wireless communication node is disclosed. The method comprises: determining a first time domain position associated with a transmission of a first block according to a first configuration; and transmitting a second block at the first time domain position according to a second configuration, wherein the second configuration is different from the first configuration.
    Type: Application
    Filed: January 14, 2021
    Publication date: July 29, 2021
    Inventors: Hanqing XU, Yajun ZHAO, Xincai LI, Ling YANG
  • Publication number: 20210219337
    Abstract: A contention window adjustment includes: determining, according to a type parameter, an access level of channel access performed by a base station at a second moment, where the type parameter is used for indicating a type of transmitted data during the base station performing the channel access at the second moment; and adjusting, according to the access level and an adjustment parameter, a size of a contention window corresponding to the second moment, where the adjustment parameter includes a first adjustment ratio, a first frequency domain position where the base station performs channel access at a first moment, and a second frequency domain position where the base station performs the channel access at the second moment.
    Type: Application
    Filed: March 26, 2021
    Publication date: July 15, 2021
    Applicant: ZTE Corporation
    Inventors: Xincai Li, Yajun Zhao
  • Patent number: 11044038
    Abstract: Provided is a data transmission method, a base station, a user equipment, and a system. The method includes: adjusting and determining a frame structure of each time unit within a preset duration; notifying a user equipment (UE) of the adjusted frame structure; and performing data transmission according to the adjusted frame structure.
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: June 22, 2021
    Assignee: ZTE Corporation
    Inventors: Xincai Li, Yajun Zhao, Ling Yang, Hanqing Xu
  • Publication number: 20210176717
    Abstract: Disclosed is a power sharing method, including: determining a transmit power of a UE on a first carrier and a transmit power of the UE on a second carrier; and receiving first uplink traffic transmitted by the UE on the first carrier according to the transmit power on the first carrier, and receiving second uplink traffic transmitted by the UE on the second carrier according to the transmit power on the second carrier. Further disclosed are a power sharing apparatus, a storage medium, and a processor.
    Type: Application
    Filed: February 19, 2021
    Publication date: June 10, 2021
    Inventors: Hanqing XU, Yajun ZHAO, Xincai LI, Ling YANG, Juan LIU
  • Publication number: 20210168780
    Abstract: Provided by embodiments of the present disclosure are downlink monitoring and transmission methods and devices, a communication system, a terminal and a base station. The terminal has two different monitoring opportunity strategies for slots in a channel occupancy term (COT). The terminal can switch the monitoring opportunity strategy for downlink monitoring from a first monitoring opportunity strategy to a second monitoring opportunity strategy according to a switching triggered received from a base station.
    Type: Application
    Filed: July 15, 2019
    Publication date: June 3, 2021
    Inventors: Xincai LI, Yajun ZHAO, Hanqing XU, Ling YANG
  • Publication number: 20210153107
    Abstract: Provided are a method for sending a signal channel, a base station, a storage medium, and an electronic apparatus. The method includes the following steps: a signal channel is configured, where the signal channel is used for cell search, synchronization and measurement; and the signal channel is sent to a terminal.
    Type: Application
    Filed: October 2, 2020
    Publication date: May 20, 2021
    Inventors: Hanqing XU, Yajun ZHAO, Ling YANG, Xincai LI
  • Publication number: 20210120585
    Abstract: Provided are information transmission method and apparatus, a base station and a computer storage medium. At least one of a time domain position, a frequency domain position or a spatial domain position for transmitting information is determined, where information includes a signal and/or a channel. The information is transmitted at the determined at least one of the time domain position, the frequency domain position or the spatial domain position for transmitting the information. The present disclosure establishes a complete and effective information transmission mechanism. The mechanism is applicable to at least one of a licensed spectrum, an unlicensed spectrum, a shared spectrum, and various available spectra. The solution of the present disclosure is particularly applicable to an SSB transmission on the unlicensed carrier.
    Type: Application
    Filed: April 4, 2019
    Publication date: April 22, 2021
    Applicant: ZTE CORPORATION
    Inventors: Ling Yang, Yajun Zhao, Huaming Wu, Xincai Li, Hanqing Xu
  • Publication number: 20210100033
    Abstract: Provided are an uplink transmission and communication methods and devices, a base station, a terminal and a storage medium. In the provided uplink transmission method, a terminal determines at least one autonomous transmission parameter for uplink transmission, sends the at least one autonomous transmission parameter to a base station, and then send uplink data to the base station according to the at least one autonomous transmission parameter. After receiving the at least one autonomous transmission parameter sent by the terminal, the base station detects and receives, according to the at least one autonomous transmission parameter, data sent by the terminal. In this manner, the terminal can flexibly transmit data according to currently available transmission resources without having to passively and rigidly wait until the transmission resources satisfy the scheduling requirements of the base station before performing transmission.
    Type: Application
    Filed: March 8, 2019
    Publication date: April 1, 2021
    Applicant: ZTE CORPORATION
    Inventors: Xincai Li, Yajun Zhao, Ling Yang, Hanqing Xu
  • Publication number: 20210022176
    Abstract: Provided are a random access method, UE and a storage medium. The method includes: performing, by a transmission device, random access on one uplink carrier of L uplink carriers configured in a cell, wherein the L is a positive integer greater than or equal to 1, and the uplink carrier includes at least one of the followings: a Non-Supplement Uplink (SUL) carrier and an SUL carrier.
    Type: Application
    Filed: November 26, 2018
    Publication date: January 21, 2021
    Inventors: Ling YANG, Yajun ZHAO, Xincai LI, Hanqing XU
  • Patent number: 10897779
    Abstract: Provided are an HARQ-ACK information transmission method and apparatus. The method includes: determining the HARQ-ACK to be transmitted and a resource location on an unlicensed carrier for transmitting the HARQ-ACK according to a predefinition or a signaling indication, performing a listen before talk (LBT) procedure on the unlicensed carrier, and transmitting the HARQ-ACK on the resource location after the LBT procedure is successfully performed.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: January 19, 2021
    Assignee: ZTE CORPORATION
    Inventors: Xincai Li, Wei Gou, Yajun Zhao, Focai Peng, Ling Yang
  • Publication number: 20210014894
    Abstract: Disclosed are a downlink transmission method and device, an uplink transmission method and device, a base station, a terminal, and a storage medium. The downlink transmission method includes: LBT processing is performed on at least one bandwidth unit resource, and at least one bandwidth unit resource of bandwidth unit resources on which results of the LBT processing result are successful is selected as a transmission bandwidth resource according to a result of the LBT processing; and a service transmission is performed to a terminal through the transmission bandwidth resource.
    Type: Application
    Filed: March 6, 2019
    Publication date: January 14, 2021
    Applicant: ZTE CORPORATION
    Inventors: Xincai Li, Yajun Zhao
  • Publication number: 20200389904
    Abstract: Provided is an information transmission processing method and device, a node, storage medium and processor. The information transmission processing method comprises: a first predefined pattern of a first network node is determined, where the first predefined pattern comprises a link direction of a system resource of the first network node and a priority of the link direction; and information transmission according to the first predefined pattern is processed.
    Type: Application
    Filed: March 21, 2018
    Publication date: December 10, 2020
    Inventors: Juan LIU, Yajun ZHAO, Ling YANG, Hanqing XU, Xincai LI
  • Patent number: 10813129
    Abstract: A method and apparatus for sending and receiving uplink data, a terminal, and a base station are provided. The method comprises: determining, according to a self-defined instruction message or an instruction message received from a base station, a start symbol position or the start symbol position and an end symbol position for transmitting a subframe on a physical uplink shared channel (PUSCH) on an unlicensed carrier; and sending uplink data according to the start symbol position or according to the start symbol position and the end symbol position. By means of the embodiments of the present invention, the problem of failing to determine the time point of transmitting uplink data on an unlicensed carrier by a terminal is resolved, thereby achieving the effect of determining the time point of transmitting the uplink data on the unlicensed carrier by the terminal, and providing the effect of improving the data transmission efficiency.
    Type: Grant
    Filed: January 18, 2017
    Date of Patent: October 20, 2020
    Assignee: ZTE CORPORATION
    Inventors: Xincai Li, Yajun Zhao, Wei Gou, Focai Peng, Feng Bi, Ling Yang
  • Publication number: 20200329493
    Abstract: Provided are a method and apparatus for configuring contention-based access parameters of a Licensed-Assisted Access (LAA) device. The method includes: determining, according to different priority classes, different Listen Before Talk (LBT) mechanisms or different LBT mechanism parameter sets corresponding to the different priority classes; executing contention-based access to an unlicensed carrier by using the different LBT mechanisms or the different LBT mechanism parameter sets corresponding to the different priority classes; and when a right of using the unlicensed carrier is successfully gained based on a used LBT mechanism or a used LBT mechanism parameter set, transmitting data by utilizing the unlicensed carrier.
    Type: Application
    Filed: June 24, 2020
    Publication date: October 15, 2020
    Inventors: Ling YANG, Wei GOU, Focai PENG, Feng BI, Xincai LI, Yajun ZHAO
  • Patent number: 10771986
    Abstract: The present disclosure provides a clear channel assessment detection method and apparatus. The method includes: acquiring a clear channel assessment (CCA) detection pattern or a Muting pattern; and performing a CCA detection to an unlicensed carrier channel on resources corresponding to one of the CCA detection pattern or the Muting pattern.
    Type: Grant
    Filed: November 4, 2016
    Date of Patent: September 8, 2020
    Assignee: ZTE CORPORATION
    Inventors: Ling Yang, Wei Gou, Focai Peng, Yajun Zhao, Xincai Li, Feng Bi, Chenchen Zhang
  • Publication number: 20200280358
    Abstract: Methods, systems, and devices related to transmissions of control information to enhance channel coverage are disclosed. In one exemplary aspect, a method for wireless communication includes receiving, from a base station, a control message for scheduling a transmission of control information on a physical channel based on a transmission mode of the physical channel, the control information comprising at least channel state information; and transmitting, based on the control message, one or more redundant versions of the control information on the physical channel using a plurality of adjacent slots or mini-slots in time domain.
    Type: Application
    Filed: May 17, 2020
    Publication date: September 3, 2020
    Inventors: Xincai Li, Yajun Zhao, Hanqing Xu, Ling Yang