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:
Oct. 21, 2014
Filed:
Nov. 15, 2010
Applicants:
Alon Konchitsky, Santa Clara, CA (US);
Sandeep Kulakcherla, Santa Clara, CA (US);
Alberto D. Berstein, Cupertino, CA (US);
Inventors:
Alon Konchitsky, Santa Clara, CA (US);
Sandeep Kulakcherla, Santa Clara, CA (US);
Alberto D. Berstein, Cupertino, CA (US);
Assignee:
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G10L 15/20 (2006.01); H04R 3/00 (2006.01); G10L 21/0208 (2013.01);
U.S. Cl.
CPC ...
H04R 3/005 (2013.01); G10L 15/20 (2013.01); G10L 21/0208 (2013.01);
Abstract
Embodiments of the invention provide a communication device and methods for enhancing audio signals. A first audio signal buffer and a second audio signal buffer are acquired. Thereafter, the second audio signal is processed based on the linear predictive coding coefficients and gains based on noise power of the first audio signal to generate an enhanced second audio signal.