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:
Feb. 12, 2013
Filed:
Jul. 30, 2007
Applicants:
Takahiro Unno, Richardson, TX (US);
Jesper Gormsen Kragh, Langaa, DK;
Fabien Ober, Villeneuve-Loubet, FR;
Ali Erdem Ertan, Dallas, TX (US);
Inventors:
Takahiro Unno, Richardson, TX (US);
Jesper Gormsen Kragh, Langaa, DK;
Fabien Ober, Villeneuve-Loubet, FR;
Ali Erdem Ertan, Dallas, TX (US);
Assignee:
Texas Instruments Incorporated, Dallas, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
G10L 11/06 (2006.01); G10L 15/20 (2006.01); G10L 19/14 (2006.01); G10L 21/02 (2006.01); H04M 9/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
Acoustic echo control for hands-free phone has acoustic echo cancellation and echo suppression with a voice activity detection for the echo suppression based on near-end input power together with an estimate for acoustic echo cancellation gain.