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System and method for transmitting speech activity in a distributed voice recognition system

  • US 20030061036A1
  • Filed: 12/14/2001
  • Published: 03/27/2003
  • Est. Priority Date: 05/17/2001
  • Status: Active Grant
First Claim
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1. A subscriber unit, comprising:

  • a feature extraction module configured to extract a plurality of features of a speech signal;

    a voice activity detection module configured to detect voice activity within the speech signal and provides an indication of the detected voice activity; and

    a transmitter coupled to the feature extraction module and the voice activity detection module and configured to transmit the indication of detected voice activity ahead of the plurality of features.

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