公开(公告)号：US10511366B2

公开(公告)日：2019-12-17

申请号：US15506257

申请日：2015-03-31

Applicant: ZTE CORPORATION

Inventor： Huahua Xiao ,  Yu Ngok Li ,  Jian Li ,  Yijian Chen ,  Peng Hao ,  Jun Xu

IPC: H04B7/04 ,  H04B7/0456 ,  H04L1/06 ,  H04L5/00 ,  H04L25/02

Abstract: A signaling transmission method and apparatus for a Multiple-Input Multiple-Output MIMO system are provided. The method includes the following steps. Channel-Related Information CRI about a combined channel is formed according to CRI between all receiving antenna ports in a receiving network and a sending antenna port in a sending network. The CRI about the combined channel is sent to the sending network. Herein, the CRI includes one or more of the following: channel information, Channel State Information CSI, and a CSI Reference Signal CSI-RS.

公开(公告)号：US20190260430A1

公开(公告)日：2019-08-22

申请号：US16324808

申请日：2017-07-25

Applicant: ZTE CORPORATION

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

IPC: H04B7/0417 ,  H04B7/0456 ,  H04W24/10 ,  H04L5/00

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.

公开(公告)号：US20180331797A1

公开(公告)日：2018-11-15

申请号：US15773925

申请日：2016-10-24

Applicant: ZTE Corporation

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

IPC: H04L5/00

CPC classification number: H04L5/0007 ,  H04L5/0023 ,  H04L5/0048 ,  H04L5/005 ,  H04L5/0082 ,  H04L5/0091 ,  H04L5/1469 ,  H04L27/261

Abstract: The invention provides a method of transmitting a sounding reference signal (SRS) and a device utilizing the same. The method comprises: a user equipment transmits, to a base station, a sounding reference signal (SRS) on a time domain symbol in a special subframe, wherein the time domain symbol comprises one or more time domain symbols of time domain symbols occupying an uplink pilot time slot; and a number of the time domain symbols occupying the uplink pilot time slot is N, N is an integer, and 3≤N≤12. The embodiment resolves a problem of an incomplete scheme of transmitting an SRS on a time domain symbol, and realizes transmission of an SRS on increased time domain symbols.

公开(公告)号：US20180270032A1

公开(公告)日：2018-09-20

申请号：US15762059

申请日：2016-08-16

Applicant: ZTE Corporation

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

IPC: H04L5/00

CPC classification number: H04L5/0048 ,  H04B7/06 ,  H04J13/004 ,  H04L1/06 ,  H04L5/00 ,  H04L25/0224 ,  H04L27/2611

Abstract: Disclosed are a method and an apparatus for configuring a channel state information-reference signal (CSI-RS). The method comprises: a base station determines configuration information of a CSI-RS; the base station generates signaling comprising the configuration information of the CSI-RS; and the base station transmits the signaling comprising the configuration information of the CSI-RS. The configuration information comprises: a port quantity, pilot resource pattern information, and a multiplex mode between CSI-RS ports, when the port quantity is greater than 1, the CSI-RS has M candidate pilot resource patterns, where M is an integer greater than 1. The method and apparatus for configuring a CS I-RS disclosed in embodiments of the present invention can support transmission of a CSI-RS of which the port quantity is greater than 8.

公开(公告)号：US12301325B2

公开(公告)日：2025-05-13

申请号：US17671698

申请日：2022-02-15

Applicant: ZTE CORPORATION

Inventor： Bo Gao ,  Zhaohua Lu ,  Yu Ngok Li ,  Huahua Xiao ,  Shujuan Zhang

IPC: H04K1/10 ,  H04B7/06 ,  H04B7/08 ,  H04L27/28 ,  H04W24/10

Abstract: A system and method for panel-specific reporting for DL and UL transmission. The system and method includes determining, by a wireless communication device, respective states to which the plurality of antenna groups are to be applied, wherein the plurality of antenna groups are associated with the wireless communication device. The method includes transmitting, by the wireless communication device to a wireless communication node, a report including the states or the information about the plurality of antenna groups.

公开(公告)号：US12218782B2

公开(公告)日：2025-02-04

申请号：US18528564

申请日：2023-12-04

Applicant: ZTE Corporation

Inventor： Yu Ngok Li ,  Bo Gao ,  Yijian Chen ,  Huahua Xiao ,  Zhaohua Lu

IPC: H04L25/02 ,  H04B7/06 ,  H04B7/08 ,  H04B17/345 ,  H04B17/364 ,  H04L5/00 ,  H04W72/23

Abstract: The disclosed technology includes techniques for facilitating the operation of a multi-antenna communication system. The disclosed technology can be implemented to provide a method for wireless communications which includes receiving, by a user device, an indication about an association between multiple reference resources and a target resource at the user device. The association includes properties of a communication channel to and/or from the user device, and wherein at least one property of the communication channel is different among the multiple reference resources, and performing wireless communication using the indication.

公开(公告)号：US12167383B2

公开(公告)日：2024-12-10

申请号：US17765039

申请日：2020-09-28

Applicant: ZTE Corporation

Inventor： Shujuan Zhang ,  Zhaohua Lu ,  Jianwei Wang ,  Bo Gao ,  Chuangxin Jiang ,  Zhen He ,  Huahua Xiao ,  Yu Pan ,  Xinquan Ye

IPC: H04L12/00 ,  H04W72/044 ,  H04W72/23

Abstract: Information determination, acquisition and transmission methods, apparatuses and devices, and a storage medium are provided. The information determination method includes: acquiring a target parameter according to a downlink information element and second information, wherein the second information includes at least one of: timing advance information, a predetermined parameter, a number of repeated transmissions of an uplink target information element, a time-domain behavior parameter of the uplink target information element, a predetermined Component Carrier (CC) group, and a correspondence relationship between the downlink information element and an uplink target information element, and the target parameter is spatial transmitting filter information of an uplink target information element.

公开(公告)号：US12101191B2

公开(公告)日：2024-09-24

申请号：US17487585

申请日：2021-09-28

Applicant: ZTE Corporation

Inventor： Shujuan Zhang ,  Zhaohua Lu ,  Xiyu Wang ,  Chuangxin Jiang ,  Huahua Xiao ,  Zhen He

IPC: H04L5/00 ,  H04L1/1812

CPC classification number: H04L1/1812 ,  H04L5/0055

Abstract: Disclosed are information transmission methods and devices. In an embodiment, an information transmission method includes: determining second information including a frequency domain bandwidth set; determining a hybrid automatic repeat request acknowledge (HARQ-ACK) codebook to be transmitted according to the determined second information; and transmitting the HARQ-ACK codebook.

公开(公告)号：US11973588B2

公开(公告)日：2024-04-30

申请号：US17368248

申请日：2021-07-06

Applicant: ZTE Corporation

Inventor： Chuangxin Jiang ,  Zhaohua Lu ,  Yu Ngok Li ,  Xinquan Ye ,  Huahua Xiao ,  Wenjun Yan ,  Zhen He ,  Shujuan Zhang

IPC: H04L1/00 ,  H04L5/00

CPC classification number: H04L1/0013 ,  H04L1/001 ,  H04L5/0048

Abstract: A method of wireless communication includes grouping, by a network device, rate matching resources into a plurality of first groups for communication with a wireless terminal and transmitting a channel control indicator identifying at least a first group from the plurality of first groups of rate matching resources. In various embodiments, the rate matching resources include one or more of a rate matching pattern comprising multiple time-frequency transmission resources, a periodic zero power channel state information reference signal (ZP CSI-RS) resource set, an aperiodic ZP CSI-RS resource set, a semi-persistent ZP CSI-RS resource set, a long-term evolution cell specific reference signal (LTE CRS) resource, or a rate matching pattern group.

公开(公告)号：US11968152B2

公开(公告)日：2024-04-23

申请号：US17265029

申请日：2018-08-09

Applicant: ZTE Corporation

Inventor： Yu Ngok Li ,  Bo Gao ,  Hao Wu ,  Shujuan Zhang ,  Chuangxin Jiang ,  Huahua Xiao ,  Yijian Chen ,  Zhaohua Lu

IPC: H04L5/00 ,  H04W24/10

CPC classification number: H04L5/0078 ,  H04W24/10

Abstract: Disclosed are techniques, systems, apparatuses, and methods of wireless communication. In one aspect, a method of wireless communication is disclosed. The method includes transmitting, by a first communications node to a second communications node, a set of information for transmission of reference signals or channels, wherein the set of information includes: timing information related to a transmission timing of the reference signals or channels, timing information related to when an antenna group or a group of reference signals and/or channels related to the antenna group is activated, or an identification of one or more antenna groups associated with the reference signals or channels.