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:
Jul. 17, 2012

Filed:

Dec. 04, 2008
Applicants:

Hwa-sun You, Suwon-si, KR;

Hee-won Kang, Seongnam-si, KR;

Jae-bum Kim, Seoul, KR;

Jung-woo Ku, Seoul, KR;

Inventors:

Hwa-Sun You, Suwon-si, KR;

Hee-Won Kang, Seongnam-si, KR;

Jae-Bum Kim, Seoul, KR;

Jung-Woo Ku, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M 9/08 (2006.01); H04B 7/14 (2006.01); H04B 1/44 (2006.01); H04B 3/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and apparatus for removing an echo signal in a signal transmission/reception apparatus of a communication system are provided. A signal transmission/reception apparatus determines an echo channel impulse response using a reception signal, generates an echo signal removing coefficient using the echo channel impulse response, removes an echo signal from the reception signal using the echo signal removing coefficient, and transmits a signal in which the echo signal is removed.


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