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Method of and arrangement for distinguishing between voiced and unvoiced speech elements

  • US 5,197,113 A
  • Filed: 05/15/1990
  • Issued: 03/23/1993
  • Est. Priority Date: 05/15/1989
  • Status: Expired due to Term
First Claim
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1. Method of distinguishing between voiced and unvoiced speech elements in a sequence of successive speech elements, wherein for each speech element a measure of the location of a spectrum is determined, characterized in that for successive speech elements a measure of the magnitude of the shift between the spectra is additionally determined, and that for the decision between voiced and unvoiced speech elements, both measures are used and a voiced or unvoiced decision is outputted.

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