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.

Date of Patent:
Jun. 28, 2016

Filed:

Jun. 27, 2014
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventors:

Jamie Menjay Lin, San Diego, CA (US);

Ashok Mantravadi, San Diego, CA (US);

Francesco Negro, Nuremberg, DE;

Petru Cristian Budianu, San Diego, CA (US);

Taesang Yoo, San Diego, CA (US);

Xiaoxia Zhang, San Diego, CA (US);

Tao Luo, San Diego, CA (US);

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/04 (2006.01); H04B 7/08 (2006.01); H04B 7/06 (2006.01);
U.S. Cl.
CPC ...
H04B 7/0404 (2013.01); H04B 7/0608 (2013.01); H04B 7/0802 (2013.01); H04B 7/0691 (2013.01); H04B 7/0874 (2013.01);
Abstract

Dynamic adjustment of antenna selection period at a wireless communication device or user equipment having two or more antennas. The described approaches consider an antenna selection performance metric. The antenna selection performance metric may include both measurement overhead (capacity loss due to measurements) and antenna switching capacity gain (gain in capacity through switching antenna subsets). The antenna selection performance metric may further include an estimate of UE speed or an antenna selection change rate. The antenna selection period may be adjusted by increasing or decreasing the antenna selection period based on the antenna selection performance metric. Antenna selection may be enabled or disabled based on the antenna selection performance metric.


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