Title:
METHOD FOR SENDING PRECODING MATRIX INDICATION INFORMATION, AND DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/083033
Kind Code:
A1
Abstract:
Disclosed in the present application are a method for sending precoding matrix indication information, and a device. The method comprises: a terminal receives antenna indication information of a sparse array sent by a base station, wherein the antenna indication information is used for indicating the position of an antenna in the sparse array relative to a reference uniform array; according to the antenna indication information of the sparse array, the terminal pre-processes a first codebook corresponding to the reference uniform array to obtain a second codebook corresponding to the sparse array; and, according to the second codebook, the terminal generates precoding matrix indication information and sends same to the base station.
Inventors:
LOU MENGTING (CN)
WU DAN (CN)
JIN JING (CN)
XIA LIANG (CN)
WANG QIXING (CN)
WU DAN (CN)
JIN JING (CN)
XIA LIANG (CN)
WANG QIXING (CN)
Application Number:
PCT/CN2022/128554
Publication Date:
May 19, 2023
Filing Date:
October 31, 2022
Export Citation:
Assignee:
CHINA MOBILE COMM CO LTD RES INST (CN)
CHINA MOBILE COMMUNICATIONS GROUP CO LTD (CN)
CHINA MOBILE COMMUNICATIONS GROUP CO LTD (CN)
International Classes:
H04B7/0456
Foreign References:
| CN107113037A | 2017-08-29 | |||
| CN102299775A | 2011-12-28 | |||
| CN113595944A | 2021-11-02 | |||
| CN109075851A | 2018-12-21 | |||
| GB2492564A | 2013-01-09 |
Attorney, Agent or Firm:
DRAGON INTELLECTUAL PROPERTY LAW FIRM (CN)
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