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Acoustic Echo Cancellation
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A Delay-and-Sum Beamformer with
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A Delay-and-Sum Beamformer with
Contents
Acoustic Echo Cancellation
The Problem and Standard Solution
Types of Adaptive Algorithms
Double Talk Detection (DTD)
Delay-and-Sum Beamforming
Basic Idea
Performance
Finding the Delay
Fractional Delay
Combining the Beamformer with Echo Cancellation
Final Results
Some Implementation Details
Bibliography
About this document ...
Todd A Goldfinger 2004-11-22
