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System, method and computer program product for large-scale street name speech recognition

  • US 7,444,284 B1
  • Filed: 11/15/2004
  • Issued: 10/28/2008
  • Est. Priority Date: 01/24/2001
  • Status: Expired due to Term
First Claim
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1. A speech recognition method, comprising:

  • maintaining a database of words;

    assigning a probability to each of the words which indicates a prevalence of use of the word;

    receiving an utterance for speech recognition purposes; and

    matching the utterance with one of the words in the database based at least in part on the probability;

    wherein the words include names of streets;

    wherein the probability is determined using statistical data corresponding to use of the streets;

    wherein the statistical data includes traffic counts.

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