Processing Speech from Distributed Microphones
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United States of America Patent
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May 12, 2017
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May 13, 2016
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Abstract
A system includes a plurality of microphones positioned at different microphone locations, a plurality of loudspeakers positioned at different loudspeaker locations, and a dispatch system in communication with the microphones and loudspeakers. The dispatch system derives a plurality of voice signals from the plurality of microphones, computes a confidence score about the inclusion of a wakeup word for each derived voice signal, compares the computed confidence scores, and based on the comparison, selects at least one of the derived voice signals and transmits at least a portion of the selected signal or signals to a speech processing system.
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