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Speech recognition system to selectively utilize different speech recognition techniques over multiple speech recognition passes

DC
  • US 7,058,573 B1
  • Filed: 04/20/1999
  • Issued: 06/06/2006
  • Est. Priority Date: 04/20/1999
  • Status: Expired due to Term
First Claim
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1. A speech recognition system for recognizing spoken input received from a source of the spoken input coupled to the speech recognition system wherein the speech recognition system comprises:

  • a. input means for receiving the spoken input from the source of the spoken input; and

    b. processing means coupled to the input means for performing a first pass according to a first speech recognition technique on the spoken input and for forming first pass results, wherein the first pass results define one or more preliminary matching speech expressions, further wherein the processing means selectively performs a second pass according to a second speech recognition technique which is not identical to the first speech recognition technique on the spoken input according to the first pass results.

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