公开(公告)号：US12052678B2

公开(公告)日：2024-07-30

申请号：US17413482

申请日：2019-12-11

Applicant: ZTE CORPORATION

Inventor： Feng Bi ,  Ting Miao ,  Wenfeng Zhang ,  Youxiong Lu ,  Weimin Xing ,  Wenhao Liu ,  Meng Mei

IPC: H04W56/00

CPC classification number: H04W56/0045

Abstract: Provided are a timing information configuration method, apparatus and system and a storage medium. The timing information configuration method includes that a first node predefines or configures timing information of a second node. The timing information includes at least one of: a timing mode, a downlink transmission timing alignment mode, a timing advance (TA) configuration mode, a TA value, an offset of a TA value, a number of orthogonal frequency division multiplexing (OFDM) symbols that an uplink transmission timing is advanced or delayed relative to a downlink transmission timing for alignment, or a number of OFDM symbols that an uplink reception timing is advanced or delayed relative to a downlink reception timing for alignment. The timing information configuration method includes that a second node determines timing information of the second node in a manner of predefinition or in a manner of being configured.

公开(公告)号：US20240250791A1

公开(公告)日：2024-07-25

申请号：US18395223

申请日：2023-12-22

Applicant: ZTE Corporation

Inventor： Meng Mei ,  Bo Gao ,  Yang Zhang ,  Ke Yao

IPC: H04L5/00 ,  H04W72/232

CPC classification number: H04L5/0051 ,  H04W72/232

Abstract: This disclosure is directed to methods, systems, and devices related to wireless communication, and more specifically, to determine an association between demodulation reference signal (DMRS) ports and phase tracking reference Signal (PTRS) ports for uplink transmission. A method of wireless communication, comprising receiving, by a wireless communication device, an indication with a number of bits; wherein the indication is indicated in a downlink control information (DCI); and determining, by the wireless communication device, an association between a number of demodulation reference signal (DMRS) ports and a number of phase tracking reference Signal (PTRS) ports according to the indication.

公开(公告)号：US20240195478A1

公开(公告)日：2024-06-13

申请号：US18395161

申请日：2023-12-22

Applicant: ZTE Corporation

Inventor： Ke Yao ,  Bo Gao ,  Xiaolong Guo ,  Meng Mei ,  Yang Zhang

IPC: H04B7/06 ,  H04W8/22 ,  H04W72/231

CPC classification number: H04B7/0639 ,  H04B7/0691 ,  H04W8/22 ,  H04W72/231

Abstract: An example method includes receiving a configuration from the wireless communication node. The configuration indicates at least one of one or more numbers of port groups or one or more levels of coherence. The example method further includes determining a precoder for a transmission according to the configuration. The example method further includes performing the transmission using the precoder. In some embodiments, a total number of ports across the port groups is eight.

公开(公告)号：US11930386B2

公开(公告)日：2024-03-12

申请号：US17580776

申请日：2022-01-21

Applicant: ZTE CORPORATION

Inventor： Shujuan Zhang ,  Zhaohua Lu ,  Yuhong Gong ,  Chuangxin Jiang ,  Xiaopeng Wang ,  Meng Mei

IPC: H04W24/10 ,  H04B7/06 ,  H04L5/00 ,  H04W72/0446 ,  H04W72/0453 ,  H04W72/1273 ,  H04W72/23

CPC classification number: H04W24/10 ,  H04B7/0626 ,  H04L5/0051 ,  H04W72/0446 ,  H04W72/0453 ,  H04W72/1273 ,  H04W72/23 ,  H04L5/0005

Abstract: Provided are a method and device for receiving a measurement reference signal. The method includes: receiving control signaling; where the control signaling includes configuration information of a measurement reference signal, and the configuration information satisfies the following feature: configuring the measurement reference signal to occupy a frequency domain resource in a time domain symbol of a first set of time domain symbols in which a downlink control channel is located; and receiving the measurement reference signal according to the control signaling; wherein the first set of time domain symbols comprise M symbols, where M is a natural number; where the first set of time domain symbols in which the downlink control channel are determined by semi-static signaling; where a beam for the measurement reference signal and a beam for the downlink control is located channel are same in the time domain symbol.

公开(公告)号：US20230143815A1

公开(公告)日：2023-05-11

申请号：US18149328

申请日：2023-01-03

Applicant: ZTE Corporation

Inventor： Meng Mei ,  Shujuan Zhang ,  Zhaohua Lu ,  Chuangxin Jiang

IPC: H04L5/00

CPC classification number: H04L5/0051 ,  H04L5/0035 ,  H04L5/006

Abstract: Methods, apparatuses, and systems for determining the measurement of reference signals in a wireless system are described. In one aspect, a wireless communication method is disclosed. The method includes determining measurement reference signal information based on transmission configuration indication (TCI) codepoint information, wherein the TCI codepoint information is indicated in a TCI field in a physical downlink control channel (PDCCH), wherein the reference signal measurement information includes a TCI codepoint index. The method further includes determining a measurement reference signal resource in a measurement reference signal resource set according the TCI codepoint index, and measuring the reference signal.

公开(公告)号：US20230068244A1

公开(公告)日：2023-03-02

申请号：US17933413

申请日：2022-09-19

Applicant: ZTE Corporation

Inventor： Chuangxin Jiang ,  Nan Zhang ,  Zhaohua Lu ,  Yu Ngok Li ,  Bo Gao ,  Hao Wu ,  Meng Mei

IPC: H04L5/00 ,  H04B7/0456 ,  H04L5/10 ,  H04L25/02 ,  H04L27/26 ,  H04W72/04

Abstract: Provided are a method for indicating reference signal configuration information, a base station and a terminal. The method includes that a first communication node determines joint signaling and the first communication node transmits the joint signaling to a second communication node. The joint signaling includes first information and second information. The first information includes at least one of the following: quasi-colocation configuration information and configuration information of a transmission beam. The second information includes at least one of the following: configuration information of a phase tracking reference signal and configuration information of a demodulation reference signal.

公开(公告)号：US20220393809A1

公开(公告)日：2022-12-08

申请号：US17819163

申请日：2022-08-11

Applicant: ZTE Corporation

Inventor： Bo Gao ,  Zhaohua Lu ,  Meng Mei ,  Chuangxin Jiang ,  Shujuan Zhang

IPC: H04L5/00 ,  H04W72/04

Abstract: Wireless communication method, systems and devices for parameter configuration of frequency modulation. The wireless communication method comprises transmitting an uplink (UL) signal, wherein, based on an event associated with a first downlink (DL) reference signal (RS), the UL signal is modulated according to a specific carrier frequency.

公开(公告)号：US11095343B2

公开(公告)日：2021-08-17

申请号：US16484094

申请日：2018-01-05

Applicant: ZTE CORPORATION

Inventor： Shujuan Zhang ,  Zhaohua Lu ,  YuNgok Li ,  Meng Mei ,  Yuhong Gong ,  Chuangxin Jiang

IPC: H04B7/0417 ,  H04B7/0456 ,  H04B7/06 ,  H04L5/00

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.