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:
Aug. 18, 2015

Filed:

Mar. 16, 2009
Applicants:

Dinesh Ramakrishnan, San Diego, CA (US);

Song Wang, San Diego, CA (US);

Inventors:

Dinesh Ramakrishnan, San Diego, CA (US);

Song Wang, San Diego, CA (US);

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 15/00 (2006.01); H04R 3/00 (2006.01); G10L 21/028 (2013.01); G10L 21/0216 (2013.01); G10L 21/0308 (2013.01); H04R 29/00 (2006.01);
U.S. Cl.
CPC ...
H04R 3/005 (2013.01); G10L 21/028 (2013.01); G10L 21/0308 (2013.01); G10L 2021/02165 (2013.01); G10L 2021/02166 (2013.01); H04R 29/006 (2013.01); H04R 2420/07 (2013.01); H04R 2430/03 (2013.01); H04R 2430/20 (2013.01); H04R 2499/11 (2013.01);
Abstract

Signal processing solutions take advantage of microphones located on different devices and improve the quality of transmitted voice signals in a communication system. With usage of various devices such as Bluetooth headsets, wired headsets and the like in conjunction with mobile handsets, multiple microphones located on different devices are exploited for improving performance and/or voice quality in a communication system. Audio signals are recorded by microphones on different devices and processed to produce various benefits, such as improved voice quality, background noise reduction, voice activity detection and the like.


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