Patents by Inventor Yijian Chen

Yijian Chen 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: 20200305137
    Abstract: Provided is an information transmission method, apparatus and system. The information transmission method includes: obtaining, by a first communication node, a control channel description list which includes description information of N control channels, where N is a positive integer and the description information of each of the control channels includes one or more of: control channel configuration information, reference signal configuration information, link resource configuration information, operating bandwidth configuration information, puncturing configuration information, frequency hopping configuration formation, transmission time interval length configuration information, power control configuration information and beam configuration information; and sending, by the first communication node, the control channel description list to a second communication node.
    Type: Application
    Filed: March 9, 2017
    Publication date: September 24, 2020
    Inventors: Zhaohua LU, Kun LIU, Yijian Chen, Peng HAO, Guangdong Yu
  • Publication number: 20200304218
    Abstract: Provided are an information sending and receiving method and device, a storage medium and a processor. The information sending method includes: generating first signaling in a case where K elements in a beam-related parameter set exceed a first threshold corresponding to the K elements, wherein the K is an integer greater than or equal to 1; and sending the first signaling to a second communication node, wherein the first signaling carries information related to a reference signal.
    Type: Application
    Filed: July 27, 2018
    Publication date: September 24, 2020
    Inventors: Bo GAO, YuNgok LI, Shujuan ZHANG, Yijian CHEN, Zhaohua LU
  • Publication number: 20200304191
    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: Application
    Filed: March 7, 2017
    Publication date: September 24, 2020
    Inventors: Yong LI, Yijian CHEN, YuNgok LI, Zhaohua LU, Huahua XIAO, Yuxin WANG, Hao WU, Jianxing CAI
  • Patent number: 10784938
    Abstract: Disclosed are a data processing method and apparatus. The method includes: a first receiving end determines a range of a data demodulation reference signal (DMRS) ports occupied by one or more second receiving ends by using at least one of the following information: a usage state of a joint encoding table corresponding to a DMRS port group, the number of layers corresponding to a physical downlink shared channel (PDSCH) of the first receiving end, and the number of codewords corresponding to the PDSCH of the first receiving end; and the first receiving end processes data according to the range of the DMRS ports occupied by one or more second receiving ends.
    Type: Grant
    Filed: August 17, 2016
    Date of Patent: September 22, 2020
    Assignee: ZTE Corporation
    Inventors: Shujuan Zhang, Yu Ngok Li, Yuhong Gong, Wenhao Liu, Yijian Chen
  • Publication number: 20200287685
    Abstract: Provided is a transmission parameter configuration method, information transmission method and terminal, and storage medium. The transmission parameter configuration method is implemented on a base station and includes: configuring N basic transmission parameter sets for transmission of M types of channels and/or signals, where 1<N?M. The information transmission method is implemented on a terminal and includes: determining the N basic transmission parameter sets; selecting, according to reference information, a target basic transmission parameter set from the N basic transmission parameter sets; and performing transmission of the channel or the signal by adopting the target basic transmission parameter set which is selected.
    Type: Application
    Filed: May 26, 2020
    Publication date: September 10, 2020
    Inventors: Yijian CHEN, Zhaohua LU, YuNgok LI, Peng HAO, Hao WU
  • Publication number: 20200280416
    Abstract: Method and apparatus for configuring channel characteristics of a reference signal, and a communication device are described. The method includes determining first type signaling, where the first type signaling carries a first type set and the first type set includes a plurality of index elements; and sending the first type signaling to a second communication node.
    Type: Application
    Filed: May 17, 2020
    Publication date: September 3, 2020
    Inventors: Bo Gao, Yu Ngok Li, Zhaohua Lu, Yijian Chen, Yifei Yuan, Xinhui Wang
  • Publication number: 20200280410
    Abstract: Provided are a method and a device for sending a reference signal, and a method and device for configuring a reference signal. The method for sending the reference signal includes: determining that a conflict occurs between at least two reference signals, and selecting a processing manner for solving the conflict between the at least two reference signals from multiple conflict processing manners; and sending at least one reference signal in the at least two reference signals to a terminal according to the selected processing manner to instruct the terminal to measure the at least one reference signal.
    Type: Application
    Filed: November 14, 2018
    Publication date: September 3, 2020
    Inventors: Yijian CHEN, Zhaohua LU, Yu Ngok LI, Hao WU, Nan ZHANG
  • Publication number: 20200280425
    Abstract: Methods, systems, and devices are described for reference signal configuration in wireless communication. In one exemplary aspect, a method for wireless communication is disclosed. The method includes receiving one or more signaling that indicates selection of reference signal resources, cell and/or BWP information, and receiving at least one reference signal based thereon.
    Type: Application
    Filed: May 16, 2020
    Publication date: September 3, 2020
    Inventors: Hao Wu, Yu Ngok Li, Chuangxin Jiang, Yijian Chen, Zhaohua Lu
  • Patent number: 10763934
    Abstract: Embodiments of the present disclosure provide a reference signal information feedback method, apparatus and terminal. The method includes: a terminal determines a reference signal parameter of an uplink measurement reference signal and/or a downlink measurement reference signal, and the terminal feeds the determined reference signal parameter back to a base station.
    Type: Grant
    Filed: April 10, 2015
    Date of Patent: September 1, 2020
    Assignee: ZTE CORPORATION
    Inventors: Yijian Chen, Zhaohua Lu, Yu Ngok Li, Huahua Xiao, Jing Zhao, Yuxin Wang
  • Publication number: 20200274597
    Abstract: Provided in embodiments of the present invention are a method and device for feeding back channel information, the method comprising: determining a set of channel measurement resources, the set of channel measurement resources comprising M channel measurement resources, where M is a positive integer; performing channel measurement on the M channel measurement resources; selecting N channel measurement resources from M channel measurement resources according to the channel measurement result, where N is a positive integer, and N?M; feeding back indication information of the selected N channel measurement resources. The embodiments of the present invention may solve the problem in the related art that a technology for selection of channel measurement resources is incapable of effectively corresponding to multiple paths, leading to low system robustness and transmission efficiency.
    Type: Application
    Filed: September 6, 2017
    Publication date: August 27, 2020
    Inventors: Yijian CHEN, Hao WU, Zhaohua LU, Nan ZHANG, Yungok LI
  • Patent number: 10746638
    Abstract: A direct method for manufacturing a large model fractured core and maintaining original oil-water saturation, including the following steps: (1) determining the volume V, porosity ?, permeability K, oil saturation So, water saturation Sw and the like of a fractured core to be manufactured; (2) preparing simulated oil, and determining the used oil mass mo=Vo×?o; (3) under the circumstance of no consideration of oil saturation, acquiring the mass of the used water, cement and quartz sand; (4) while establishing oil saturation, acquiring the mass mw of water for manufacturing the core as mw=a?Vo×?w; (5) mixing oil, water and an emulsifier evenly to prepare an oil-in-water emulsion; (6) adding cement and quartz sand into the emulsion and stirring evenly to obtain cement slurry; (7) when a cement sample is in a semi-solidified state, cutting the cement sample with a steel wire; and (8) solidifying the cement sample to the end.
    Type: Grant
    Filed: December 2, 2016
    Date of Patent: August 18, 2020
    Assignee: SOUTHWEST PETROLEUM UNIVERSITY
    Inventors: Ping Guo, Shuai Wu, Wanbo Zhang, Yisheng Hu, Yijian Chen, Huimin Zhang, Zhouhua Wang, Jianfen Du, Huang Liu, Hongmei Ren
  • Patent number: 10742272
    Abstract: Provided is a channel information feedback method and apparatus, a terminal, and a base station. The method includes: determining, by a terminal, a feedback state parameter of channel information, where the channel information includes at least one of a number M of precoding vectors v1, v2, . . . , vM, a number G of amplitude coefficients A1, A2, . . . , AG, or a number K of phase coefficients P1, P2, . . . , PK, where M, G and K are all integers greater than or equal to 0; and feeding back, by the terminal, the channel information according to the determined feedback state parameter.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: August 11, 2020
    Assignee: ZTE CORPORATION
    Inventors: Hao Wu, Jianxing Cai, Yu Ngok Li, Yijian Chen, Zhaohua Lu, Huahua Xiao, Yong Li, Yuxin Wang
  • Publication number: 20200252192
    Abstract: Provided are a reference signal configuring method and device. The method includes: configuring a first-type parameter set of a first-type reference signal indicator, where the first-type parameter set includes N indicator elements, N is an integer greater than or equal to 1; generating first-type signaling according to the first-type parameter set, where the first-type signaling carries the first-type parameter set; and sending the first-type signaling to a second communication node.
    Type: Application
    Filed: February 9, 2020
    Publication date: August 6, 2020
    Inventors: Bo Gao, Yu Ngok Li, Yijian Chen, Zhaohua Lu, Yifei Yuan, Xinhui Wang
  • Patent number: 10735161
    Abstract: Disclosed are a channel state information (CSI) based processing method, and a terminal, a base station and a computer storage medium. The method comprises: a terminal acquiring channel measurement process configuration information, wherein at least one CSI process configuration includes configuring M sets of channel state information reference symbols (CSI-RSs) for channel measurement, with M being an integer greater than or equal to 1; and the terminal determining m sets of CSI-RSs for CSI measurement, wherein the m sets of CSI-RSs are a sub-set of the M sets of CSI-RSs, with m being an integer.
    Type: Grant
    Filed: March 27, 2017
    Date of Patent: August 4, 2020
    Assignee: ZTE CORPORATION
    Inventors: Hao Wu, Yijian Chen, YuNgok Li, Zhaohua Lu, Jianxing Cai, Huahua Xiao, Yong Li, Yuxin Wang
  • Patent number: 10735055
    Abstract: Embodiments of the present invention provide a method and device for reducing complexity of channel quantization.
    Type: Grant
    Filed: January 23, 2017
    Date of Patent: August 4, 2020
    Assignee: ZTE CORPORATION
    Inventors: Yijian Chen, Yu Ngok Li, Zhaohua Lu, Huahua Xiao, Jianxing Cai, Hao Wu, Yong Li
  • Publication number: 20200245348
    Abstract: Provided are a method, device and storage medium for configuring a starting symbol position of an uplink data channel. The method includes: determining a configuration value of a first type parameter set, where the first type parameter set is a set of uplink data parameters; determining a configuration range of a starting symbol position of an uplink data channel according to the configuration value of the first type parameter set; and selecting a starting symbol position of the uplink data channel from the configuration range of the starting symbol position of the uplink data channel, and notifying a receiving end of the selected starting symbol position of the uplink data channel.
    Type: Application
    Filed: December 18, 2019
    Publication date: July 30, 2020
    Inventors: Yijian CHEN, Zhaohua LU, Chuangxin JIANG, YuNgok LI, Hao WU
  • Publication number: 20200235798
    Abstract: Information sending, information determining and relationship determining methods and devices are provided. According to the information sending method, a base station sends M parameter sets via high-layer signaling, wherein M>=1, M is a positive integer, each parameter set includes quasi-co-location Non-Zero Power (NZP) Channel State Information Reference Signal (CSI-RS) indication information, and the quasi-co-location NZP CSI-RS indication information is used by a terminal to acquire a large-scale characteristic of a channel; and when M>1, the base station indicates, via a physical-layer control signaling, parameter set selection information of a subframe on which the physical-layer control signaling is sent.
    Type: Application
    Filed: April 2, 2020
    Publication date: July 23, 2020
    Inventors: Yijian CHEN, Yu Ngok LI, Jianxing CAI, Huahua XIAO, Yong LI, Yuxin WANG, Zhaohua LU, Hao WU
  • Publication number: 20200229185
    Abstract: Disclosed are a method and a device for signal transmission. The method includes: determining a transmission mode of a first signal according to at least one of the following: relationship information between a first spatial filtering parameter and a second spatial filtering parameter; a third reference signal associated with the second signal; relationship information between a first reference signal and a second reference signal; relationship information between DCIs corresponding to the first and the second signals; whether a time interval between the first and second signals being greater than predetermined threshold; information type of information in the first signal; time delay information required for switching the spatial filtering parameters; a configuration information indicating whether the first signal and the second signal share one spatial filtering parameter; and sending or receiving the first signal using the determined transmission mode.
    Type: Application
    Filed: March 28, 2020
    Publication date: July 16, 2020
    Inventors: Shujuan ZHANG, Yuxin WANG, Zhaohua LU, YuNgok LI, Yijian CHEN, Bo GAO
  • Publication number: 20200217193
    Abstract: A mineshaft-stratum fracture coupled flowing simulation experiment device includes a simulated mineshaft flowing system, a simulated stratum system, a simulated fracture system and a data acquisition system. The simulated mineshaft flowing system includes simulated mineshaft, simulated drilling rod, drilling fluid storage tank, stirring motor, and drilling fluid screw pump. The simulated drilling rod is located in center of the simulated mineshaft. The stirring motor is provided in the drilling fluid storage tank. The drilling fluid screw pump is connected to an inlet end of the simulated drilling rod through the drilling fluid storage tank. The simulated stratum system includes simulated stratum, clean water storage tank, separation tank, gas storage tank, gas air-compressor, and clean water screw pump. The gas storage tank is connected to the gas air-compressor and is connected to the simulated stratum through a gas pressure regulating valve.
    Type: Application
    Filed: September 27, 2017
    Publication date: July 9, 2020
    Applicant: SOUTHWEST PETROLEUM UNIVERSITY
    Inventors: Gao LI, Yi FENG, Shunhui YANG, Yijian CHEN, Na WEI, Yingfeng MENG, Rui LI
  • Publication number: 20200214031
    Abstract: Disclosed is an information sending method. The method includes: determining first sending configuration information corresponding to downlink information; determining second sending configuration information corresponding to uplink information associated with the downlink information according to the first sending configuration information; and sending the uplink information according to the second sending configuration information. Also disclosed are an information sending apparatus and system, a base station, a terminal, and a computer-readable storage medium.
    Type: Application
    Filed: November 3, 2017
    Publication date: July 2, 2020
    Inventors: Yijian Chen, Zhaohua Lu, Yu Ngok LI, Bo Gao