Method and apparatus for locating a talker

Details Method and apparatus for locating a talker Method and apparatus for locating a talker

H - Electricity

04

R

H04R 1/20 (2006.01) G10L 11/00 (2006.01) G10L 11/02 (2006.01) G10L 21/02 (2006.01)

Patent

CA 2352017

An apparatus for locating a talker, comprising a microphone array for receiving multiple audio signals, wherein the microphone array is characterized by a predetermined beampattern, a spectral conditioner for filtering the audio signals to optimize the beampattern for talker localization, a localization estimator far calculating a localization estimate based on the filtered audio signals, an activity detector for detecting periods of speech activity, and decision logic for verifying the localization estimate during the periods of speech activity.

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