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:
Apr. 03, 2018
Filed:
Jun. 15, 2015
Applicant:
Qualcomm Incorporated, San Diego, CA (US);
Inventors:
Won-Joon Choi, Santa Clara, CA (US);
Ning Zhang, Santa Clara, CA (US);
Huanchun Ye, Santa Clara, CA (US);
Jeffrey M. Gilbert, Santa Clara, CA (US);
Assignee:
QUALCOMM Incorporated, San Diego, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 3/00 (2006.01); H04W 52/24 (2009.01); H04L 1/00 (2006.01); H04L 1/20 (2006.01); H04L 25/02 (2006.01); H04L 12/801 (2013.01); H04L 12/825 (2013.01); H04B 7/0413 (2017.01); G01R 29/26 (2006.01); H04L 1/16 (2006.01);
U.S. Cl.
CPC ...
H04W 52/24 (2013.01); H04B 7/0413 (2013.01); H04L 1/0002 (2013.01); H04L 1/0003 (2013.01); H04L 1/0016 (2013.01); H04L 1/20 (2013.01); H04L 25/0204 (2013.01); H04L 47/10 (2013.01); H04L 47/263 (2013.01); G01R 29/26 (2013.01); H04L 1/0009 (2013.01); H04L 1/1607 (2013.01);
Abstract
In a semi-open loop rate adaptation scheme for a multiple-input multiple-output (MIMO) system, a transmitter can advantageously use one or more quality metrics of an uplink as well as knowledge of device characteristics of both ends to perform fast and accurate rate adaptation.