The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 19, 2020
Filed:
Aug. 21, 2018
Applicant:
China Academy of Telecommunications Technology, Beijing, CN;
Inventors:
Qiubin Gao, Beijing, CN;
Shanzhi Chen, Beijing, CN;
Runhua Chen, Beijing, CN;
Wenhong Chen, Beijing, CN;
Hui Li, Beijing, CN;
Tamrakar Rakesh, Beijing, CN;
Shaohui Sun, Beijing, CN;
Assignee:
China Academy of Telecommunications Technology, Beijing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/06 (2006.01); H04L 1/06 (2006.01); H04B 7/04 (2017.01); H04B 7/0417 (2017.01); H04B 7/0456 (2017.01);
U.S. Cl.
CPC ...
H04B 7/0626 (2013.01); H04B 7/04 (2013.01); H04B 7/0417 (2013.01); H04B 7/0456 (2013.01); H04B 7/063 (2013.01); H04B 7/0617 (2013.01); H04B 7/0632 (2013.01); H04B 7/0639 (2013.01); H04L 1/06 (2013.01);
Abstract
The disclosure discloses a method and apparatus for feeding back channel state information, and a method and apparatus for transmitting data. The method for feeding back channel state information includes: calculating channel state information according to a first codebook, where the first codebook is a set of elements and each of the elements is a set of pre-coding matrixes; and feeding back the channel state information.