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System and method for performing speech recognition in cyclostationary noise environments

  • US 20020188444A1
  • Filed: 05/31/2001
  • Published: 12/12/2002
  • Est. Priority Date: 05/31/2001
  • Status: Active Grant
First Claim
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1. A system for performing a cyclostationary noise equalization procedure in a speech recognition device, comprising:

  • a characterization module configured to convert original cyclostationary noise data from an operating environment of said speech recognition device into target stationary noise data by performing a cyclostationary noise characterization process; and

    a conversion module coupled to said characterization module for converting an original training database into a modified training database by incorporating said target stationary noise data into said original training database, said modified training database then being utilized to train a recognizer from said speech recognition device.

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