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Non-spatial speech detection system and method of using same

  • US 8,935,164 B2
  • Filed: 05/02/2012
  • Issued: 01/13/2015
  • Est. Priority Date: 05/02/2012
  • Status: Active Grant
First Claim
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1. A non-spatial speech detection system comprising:

  • a plurality of microphones;

    a fixed beamformer for receiving the output of the plurality of microphones;

    an adaptive beamformer for receiving the output of the plurality of microphones; and

    at least one processor for processing an output from the fixed beamformer and identifying speech from noise using algorithm utilizing a covariance matrix.

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