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:
May. 05, 2015
Filed:
Feb. 08, 2013
Applicant:
Electronics and Telecommunications Research Institute, Daejeon, KR;
Inventors:
In Ki Hwang, Daejeon, KR;
Chang Choo, San Jose, CA (US);
Assignee:
Electronics and Telecommunications Research Institute, Daejeon, KR;
Primary Examiner:
Int. Cl.
CPC ...
H04M 9/08 (2006.01); H04M 3/00 (2006.01); H04B 3/20 (2006.01);
U.S. Cl.
CPC ...
H04M 3/002 (2013.01); H04B 3/20 (2013.01);
Abstract
Disclosed is an apparatus and method for cancelling a wideband acoustic echo that controls a data flow of data that is transmitted and received using a central processing unit, and calculates data using a calculation processing unit configured to be distinct from the central processing unit.