US PATENT SUBCLASS 704 / 203
.~.~ Transformation

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}
203.~.~ Transformation {1}
204  DF  .~.~.~> Orthogonal functions

DEFINITION

Classification: 704/203

Transformations:

(under subclass 201) Subject matter wherein the speech is encoded using a specific mathematical function (e.g., Fourier, Walsh, cosine/sine transform, etc.).