Presentation 2002/2/26
Echo Cancellation Algorithm with robustness against Double-Talking
Satoshi YANO, Takashi Shimamoto, Seishi KITAYAMA,
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Abstract(in English) The problem of echo cancellation arises wherever long distance telephone circuits take place, such as satellite communications and long distance communication circuits. In these communications systems, the users are annoyed by listening to their own speech delayed by the round-trip time of the system. In order to avoid these problems, the echo return loss through the echo path must be high. This paper describes a new echo cancellation algorithm with a variable step gain, which has the robustness against the double-talking period.
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Keyword(in English) Echo canceller / Adaptive signal processing / Double-talking / NLMS algorithm / System identification
Paper # CS2001-145
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Committee CS
Conference Date 2002/2/26(1days)
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Registration To Communication Systems (CS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Echo Cancellation Algorithm with robustness against Double-Talking
Sub Title (in English)
Keyword(1) Echo canceller
Keyword(2) Adaptive signal processing
Keyword(3) Double-talking
Keyword(4) NLMS algorithm
Keyword(5) System identification
1st Author's Name Satoshi YANO
1st Author's Affiliation Dept. of Electrical and Electronic Engineering, Tokushima University()
2nd Author's Name Takashi Shimamoto
2nd Author's Affiliation Dept. of Electrical and Electronic Engineering, Tokushima University
3rd Author's Name Seishi KITAYAMA
3rd Author's Affiliation Dept. of Electrical and Electronic Engineering, Tokushima University
Date 2002/2/26
Paper # CS2001-145
Volume (vol) vol.101
Number (no) 670
Page pp.pp.-
#Pages 6
Date of Issue