Echo cancellation/suppression and double-talk detection in...

Details Echo cancellation/suppression and double-talk detection in... Echo cancellation/suppression and double-talk detection in...

H - Electricity

04

B

H04B 3/20 (2006.01) H04B 3/23 (2006.01) H04M 9/08 (2006.01)

Patent

CA 2453867

A method of suppressing an echo signal in a communication path such as acoustic coupling between a speaker and a microphone in a telephone device handset includes the steps of monitoring a transmitted signal supplied to the communication path to determine an attribute thereof; generating a leaky mask based on the determined attribute and an attribute of a received echo signal; and partially cancelling the received echo signal using the leaky mask.

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