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Apparatus and methods for pronunciation lexicon compression

  • US 7,469,205 B2
  • Filed: 06/30/2004
  • Issued: 12/23/2008
  • Est. Priority Date: 06/30/2004
  • Status: Expired due to Fees
First Claim
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1. A method comprising:

  • generating a compressed pronunciation lexicon file from a source pronunciation lexicon using a pronunciation prediction algorithm in a multi-output mode;

    wherein the source pronunciation lexicon includes a list of textual representations of words and corresponding phonetic representations of the words; and

    wherein generating the compressed lexicon file further includes;

    sorting the list in alphabetical order of the textual representations to generate a sorted list;

    substituting a textual representation of a particular word with i) the length of a common string of initial letters of the textual representation and the textual representation of a preceding word in the list, and ii) an encoded version of the remaining letters of the textual representation of the particular word.

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