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:
Aug. 11, 2020
Filed:
Feb. 02, 2017
Applicant:
Ntt Docomo, Inc., Tokyo, JP;
Inventors:
Satoshi Suyama, Tokyo, JP;
Yukihiko Okumura, Tokyo, JP;
Assignee:
NTT DOCOMO, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/0426 (2017.01); H04B 7/0413 (2017.01); H04B 7/06 (2006.01); H01Q 3/26 (2006.01); H04B 7/10 (2017.01); H01Q 3/30 (2006.01); H01Q 21/06 (2006.01); H04W 16/28 (2009.01);
U.S. Cl.
CPC ...
H04B 7/043 (2013.01); H01Q 3/267 (2013.01); H01Q 3/2652 (2013.01); H04B 7/0413 (2013.01); H04B 7/0617 (2013.01); H04B 7/10 (2013.01); H01Q 3/30 (2013.01); H01Q 21/061 (2013.01); H04W 16/28 (2013.01);
Abstract
A radio communication device includes: a full-digital array that has a first antenna element group including multiple antenna elements and that has no analog variable phase shifter; and a hybrid beamformer that has a second antenna element group including multiple antenna elements and that has an analog variable phase shifter.