US PATENT SUBCLASS 704 / 209
.~.~.~.~ Formant

Current as of: June, 1999
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704 /   HD   DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION

200  DF  SPEECH SIGNAL PROCESSING {4}
201  DF  .~ For storage or transmission {12}
205  DF  .~.~ Frequency {1}
206  DF  .~.~.~ Specialized information {3}
209.~.~.~.~ Formant

DEFINITION

Classification: 704/209

Formant:

(under subclass 206) Subject matter wherein the specific speech information represents the frequency values of any of several resonance bands which determine the phonetic quality of a vowel sound.