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.:

US 9544031 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 10, 2017

Filed:

Mar. 25, 2015
Applicants:

Zte Corporation, Guangdong, TW;

Zte (Usa) Inc., Austin, TX (US);

Inventors:

David Huo, Newtown, NJ (US);

Shupeng Li, Iselin, NJ (US);

Yifei Yuan, Iselin, NJ (US);

Assignees:

ZTE Corporation, Shenzhen, CN;

ZTE (USA) Inc., Austin, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 4/08 (2009.01); H04B 7/04 (2006.01); H04L 25/03 (2006.01); H04W 24/08 (2009.01); H04W 72/04 (2009.01); H04L 5/00 (2006.01); H04L 25/02 (2006.01);
U.S. Cl.
CPC ...
H04B 7/0417 (2013.01); H04B 7/0452 (2013.01); H04B 7/0456 (2013.01); H04L 25/03343 (2013.01); H04W 24/08 (2013.01); H04W 72/0466 (2013.01); H04L 5/0007 (2013.01); H04L 25/0204 (2013.01);
Abstract

A spatial channel state information (CSI) feedback technique is incorporated into multiple-input multiple-output mobile communications technologies. User equipment (UE) channel conditions are measured and, based on the measurements, codebook subsets are selected to which indices are assigned and fed back to a base station.


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