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Intelligent query engine for processing voice based queries

DC
  • US 6,615,172 B1
  • Filed: 11/12/1999
  • Issued: 09/02/2003
  • Est. Priority Date: 11/12/1999
  • Status: Expired due to Term
First Claim
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1. A speech query recognition system comprising:

  • a continuous speech recognition engine for generating recognized words taken from an articulated speech utterance;

    a natural language engine configured generating a first linguistic analysis of said recognized words, including an identification of any word phrases present in said recognized words;

    a query formulation engine adapted to convert said recognized words and said word phrases into a structured query suitable for locating matches for said articulated speech utterance;

    wherein said first linguistic analysis is used to identify a candidate set of potential matches for said speech utterance;

    said natural language engine further being configured for;

    (i) generating one or more second linguistic analyses of words contained in said candidate set of potential matches; and

    (ii) comparing said first linguistic analysis with each of said one or more second linguistic analyses to identify a best match for said speech utterance in real time.

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