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:
Apr. 11, 2017

Filed:

Jun. 16, 2014
Applicant:

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

Inventors:

Nagi A. Mansour, Arlington, VA (US);

Kaushik Goswami, Herndon, VA (US);

Abdul Kareem Mohamed Yaseen, Vienna, VA (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 11/00 (2006.01); H04W 72/04 (2009.01); H04W 52/04 (2009.01); H04L 5/00 (2006.01);
U.S. Cl.
CPC ...
H04W 72/042 (2013.01); H04L 5/0007 (2013.01); H04W 52/04 (2013.01);
Abstract

Disclosed is a method and system for use of orthogonal coding to manage control channel load. Based on evaluation of downlink air interface load, a base station dynamically toggles use of orthogonal coding of downlink control information (DCI) messages for transmission on a downlink control channel. When downlink load is high, the base station may responsively operate in a state in which the base station orthogonally codes DCI messages to facilitate transmitting multiple DCI messages per set of resource elements on the downlink control channel, possibly boosting transmission power in those resource elements to help facilitate successful transmission. Whereas, when downlink load is not high, the base station may responsively operate in a state in which the base station does not orthogonally code DCI messages and thus sends just one DCI message per set of resource elements.


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