Title: Echo elimination device for microphone and method thereof
Application Number: 200610144055 Application Date: 2006.11.24
Publication Number: 1953060 Publication Date: 2007.04.25
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G10L21/02;H04R3/02;H03H21/00
Applicant(s) Name: Beijing Vimicro Corporation Address:
Inventor(s) Name: Zhang Chen
Attorney & Agent:
Abstract:
    This invention discloses a microphone echo elimination device and method, which eliminates echo between microphone and sound circuit, wherein, the device comprises long frame adjust module to combine one self adaptive filter parameter data frame for self adapting filter.
Time: 6
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