Apparatus and method for estimating echo path delay

Details Apparatus and method for estimating echo path delay Apparatus and method for estimating echo path delay

H - Electricity

04

B

H04B 3/21 (2006.01) H04B 3/23 (2006.01)

Patent

CA 2313507

Disclosed is an echo path delay estimating apparatus and method which estimate the echo path delay using decimators and an adaptive filter, so that a small amount of computation is required in an echo canceller for canceling an echo.

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