公开(公告)号：US10979201B2

公开(公告)日：2021-04-13

申请号：US16336427

申请日：2017-11-10

Applicant: ZTE CORPORATION

Inventor： Hao Wu ,  YuNgok Li ,  Yijian Chen ,  Zhaohua Lu ,  Huahua Xiao ,  Yuxin Wang ,  Jianxing Cai ,  Yong Li

IPC: H04L5/00 ,  H04B7/06 ,  H04W76/27

Abstract: Provided in embodiments of the present disclosure are a method and device for configuring data resource mapping information, a base station, a terminal and a system, and a storage medium. The method includes that: a base station configures data resource mapping information for a terminal. The data resource mapping information includes: a state set including K data resource mapping parameter states; information for activating M data resource mapping parameter states among the K data resource mapping parameter states, where the activated data resource mapping parameter states are referred to as active data resource mapping states; and information for selecting L active data resource mapping states from the M active data resource mapping states to perform data resource mapping.

公开(公告)号：US10855343B2

公开(公告)日：2020-12-01

申请号：US15763284

申请日：2016-08-16

Applicant: ZTE CORPORATION

Inventor： Yijian Chen ,  Yu Ngok Li ,  Huahua Xiao ,  Jianxing Cai ,  Zhaohua Lu ,  Yong Li ,  Yuxin Wang

IPC: H04B7/0417 ,  H04B7/04 ,  H04B7/06 ,  H04B7/0456

Abstract: Provided are a method, apparatus and system for acquiring a codebook, the method including: generating, by a base station, a codebook corresponding to Nt ports and r layers transmission according to a first preset condition, the codebook being for feeding back a preceding matrix, the first preset condition being a common set condition between the base station and a terminal, Nt being a port number, and r being a transmission layer number; determining, by the base station, a signaling indication method for selecting a codebook subset corresponding to the codebook according to a second preset condition; and acquiring, by the base station, Codebook Subset Selection (CSS) signaling for selecting the codebook subset correspondingly according to the signaling indication method, and notifying the selected codebook subset to a terminal through the CSS signaling.

公开(公告)号：US10735161B2

公开(公告)日：2020-08-04

申请号：US16089639

申请日：2017-03-27

Applicant: ZTE CORPORATION

Inventor： Hao Wu ,  Yijian Chen ,  YuNgok Li ,  Zhaohua Lu ,  Jianxing Cai ,  Huahua Xiao ,  Yong Li ,  Yuxin Wang

IPC: H04L5/00 ,  H04L1/00 ,  H04B7/06 ,  H04W16/28

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.

公开(公告)号：US10020853B2

公开(公告)日：2018-07-10

申请号：US15324847

申请日：2015-04-15

Applicant: ZTE CORPORATION

Inventor： Yijian Chen ,  Zhaohua Lu ,  Jing Zhao ,  Yuxin Wang

IPC: H04K1/10 ,  H04L27/28 ,  H04B7/0417 ,  H04B7/06 ,  H04B7/0456 ,  H04B7/0452

CPC classification number: H04B7/0421 ,  H04B7/0404 ,  H04B7/0413 ,  H04B7/0452 ,  H04B7/0456 ,  H04B7/0626 ,  H04B7/063 ,  H04B7/0695

Abstract: A method and system for processing a downlink pilot signal is disclosed. Herein, the method includes: a receiving end detecting downlink measurement pilot ports to obtain a received signal corresponding to each downlink measurement pilot port on each receiving antenna; performing screening on the downlink measurement pilot ports according to the received signals; calculating a receiving weight vector of each downlink measurement pilot port, and using an uplink precoding weight vector, calculated and obtained by combining the receiving weight vector with uplink and downlink operating frequencies, for data precoding; or, using N uplink precoding weight vectors, calculated and obtained by combining the receiving weight vector with uplink and downlink operating frequencies, for uplink pilot precoding, where N is the number of uplink precoding pilots transmitted, and N is an integer which is greater than or equal to 1. The above technical solution can effectively reduce pilot overhead in communication systems.

公开(公告)号：US12003449B2

公开(公告)日：2024-06-04

申请号：US17883735

申请日：2022-08-09

Applicant: ZTE CORPORATION

Inventor： Yuxin Wang ,  Zhaohua Lu ,  Yu Ngok Li ,  Chuangxin Jiang

IPC: H04W72/04 ,  H04B1/713 ,  H04L5/00 ,  H04W72/0446 ,  H04W76/00 ,  H04W88/08

CPC classification number: H04L5/0048 ,  H04B1/713 ,  H04W72/0446

Abstract: Provided is a communication node of a reference signal. The communication node includes a processor configured to execute programs stored in a storage device; and the programs, when executed by the processor, perform a method includes: determining a radio resource for a second communication node to send a reference signal; and receiving the reference signal sent by the second communication node using the radio resource.

公开(公告)号：US11540231B2

公开(公告)日：2022-12-27

申请号：US17188747

申请日：2021-03-01

Applicant: ZTE Corporation

Inventor： Ke Yao ,  Bo Gao ,  Yuxin Wang ,  Chuangxin Jiang ,  Zhaohua Lu

IPC: H04W52/24 ,  H04W52/14 ,  H04W52/32 ,  H04W52/36 ,  H04W56/00

Abstract: Provided are a method and device for determining transmission power, a terminal and a storage medium. The method includes measuring a first reference signal and determining a pathloss of the first reference signal; determining a pathloss of the uplink transmission according to a type of the uplink transmission, an association relationship between the uplink transmission and the first reference signal, and the pathloss of the first reference signal; determining an power adjustment amount of the uplink transmission; and determining the transmission power of the uplink transmission according to at least one of the pathloss of the uplink transmission or the power adjustment amount of the uplink transmission.

公开(公告)号：US11082106B2

公开(公告)日：2021-08-03

申请号：US16089619

申请日：2017-03-07

Applicant: ZTE CORPORATION

Inventor： Yong Li ,  Yijian Chen ,  YuNgok Li ,  Zhaohua Lu ,  Huahua Xiao ,  Yuxin Wang ,  Hao Wu ,  Jianxing Cai

IPC: H04L5/00 ,  H04B7/06 ,  H04L1/16

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.

公开(公告)号：US20210195595A1

公开(公告)日：2021-06-24

申请号：US17194898

申请日：2021-03-08

Applicant: ZTE CORPORATION

Inventor： Huahua Xiao ,  YuNgok Li ,  Jian Li ,  Yijian Chen ,  Xiao Yan ,  Hao Wu ,  Yong Li ,  Jianxing Cai ,  Zhaohua Lu ,  Yuxin Wang

IPC: H04W72/04 ,  H04W28/16 ,  H04L5/00 ,  H04W72/08

Abstract: Provided is signaling transmitting and receiving methods, device, network-side device, terminal and storage medium. The signaling transmitting method includes: determining a first parameter set and/or a second parameter set for N resource groups; and transmitting an indication signaling, the indication signaling carries indication information for indicating the first parameter set and/or the second parameter set. The signaling receiving method includes: receiving an indication signaling transmitted by a network-side device. The indication signaling carries indication information for indicating a first parameter set and/or a second parameter set determined by the network-side device for N resource groups. The first parameter set is a Physical Downlink Shared Channel Resource Element (PDSCH RE) mapping set. The second parameter set is a Quasi-Co-Location (QCL) parameter set. N is a positive integer greater than 1.

公开(公告)号：US11025391B2

公开(公告)日：2021-06-01

申请号：US16274139

申请日：2019-02-12

Applicant: ZTE Corporation

Inventor： Yuxin Wang ,  Zhaohua Lu ,  Yu Ngok Li ,  Yijian Chen ,  Hao Wu

IPC: H04L5/00 ,  H04L1/00 ,  H04L27/36 ,  H04W72/04 ,  H04W72/08

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. This solves the problem in the existing art of how to properly place a reference signal on time-frequency resources and trigger a signaling correspondingly.

公开(公告)号：US10992438B2

公开(公告)日：2021-04-27

申请号：US16798264

申请日：2020-02-21

Applicant: ZTE CORPORATION

Inventor： Yong Li ,  Yijian Chen ,  Yu Ngok Li ,  Zhaohua Lu ,  Huahua Xiao ,  Hao Wu ,  Yuxin Wang ,  Jianxing Cai

IPC: H04L5/00

Abstract: The present disclosure provides a method and device for configuring a channel state information reference signal (CSI-RS), and a method and device for parsing CSI-RS. The configuration method includes: configuring configuration information of the CSI-RS by a base station; generating a signaling carrying the configuration information of the CSI-RS by the base station; and transmitting the signaling by the base station. The configuration information includes at least one of: a number of CSI-RS ports, a number K of components of a pilot resource pattern, a number N of ports of the components of the pilot resource pattern, and a CSI-RS port-numbering mode, where the CSI-RS port-numbering mode is selected from M candidate port-numbering modes, and M, K, and N are positive integers.