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Speech recognition apparatus

  • US 7,240,002 B2
  • Filed: 11/07/2001
  • Issued: 07/03/2007
  • Est. Priority Date: 11/07/2000
  • Status: Expired due to Fees
First Claim
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1. A speech recognition apparatus that calculates a score indicating the likelihood of a speech recognition result for an input speech and recognizes the speech on the basis of the score, the speech recognition apparatus comprising:

  • production means for calculating the scores of words to be recognized and producing, on the basis of the calculated scores, a word series as a candidate for a speech recognition result;

    storage means for storing connection relationships among words in the word series to be employed as a candidate for the speech recognition result;

    correction means for correcting the connection relationships stored in the storage means;

    determining means for determining a word series as the speech recognition result on the basis of the corrected connection relationships; and

    word boundary limiting means for limiting the location of a boundary between words represented by the connection relationships stored in the storage means.

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