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:
Dec. 12, 2017

Filed:

Mar. 19, 2015
Applicant:

Sprint Spectrum Lp, Overland Park, KS (US);

Inventors:

Sanghoon Sung, Ashburn, VA (US);

Udit Thakore, Fairfax, VA (US);

Hau Tran, Centerville, VA (US);

Tri Duong, Annandale, VA (US);

Assignee:

Sprint Spectrum L.P., Overland Park, KS (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01); H04W 74/08 (2009.01); H04W 72/08 (2009.01); H04W 72/04 (2009.01);
U.S. Cl.
CPC ...
H04W 74/0833 (2013.01); H04W 72/0493 (2013.01); H04W 72/08 (2013.01);
Abstract

A method of operating a communication system includes communicating data between an access node and a wireless device using carrier aggregation. This carrier aggregation includes communicating using at least a primary carrier and a secondary carrier. The communication system determines that conditions for the secondary carrier meet a beamforming requirement criteria. The communication system determines an angle of arrival of the primary carrier. Based on the angle of arrival determined for the primary carrier, beamforming is applied to the secondary carrier.


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