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:
Sep. 15, 1998
Filed:
Sep. 15, 1995
Applicant:
Inventors:
Sanjay Gupta, Germantown, MD (US);
Prabhat K Gupta, Germantown, MD (US);
Assignee:
Hughes Electronics, Los Angeles, CA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G10L / ;
U.S. Cl.
CPC ...
704233 ; 704226 ; 704227 ; 704228 ;
Abstract
A method of detecting double talk in an echo canceller is provided. The method includes determining far end, near end and echo signal cancelled power, determining the presence of near end, maybe near end and far end speech, and controlling an echo suppressor and filter coefficient updates in an echo canceller.
Quick Actions:
Gupta, Sanjay. (1998). Method of detecting double talk in an echo canceller (U.S. Patent No. 5809463). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5809463
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