US PATENT SUBCLASS 708 / 400
.~.~ Transform

Current as of: June, 1999
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708 /   HD   ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING

100  DF  ELECTRICAL DIGITAL CALCULATING COMPUTER {10}
200  DF  .~ Particular function performed {26}
400.~.~ Transform {4}
401  DF  .~.~.~> Multidimensional
402  DF  .~.~.~> Discrete Cosine Transform (i.e., DCT)
403  DF  .~.~.~> Fourier {6}
410  DF  .~.~.~> Walsh

DEFINITION

Classification: 708/400

Transform:

(under subclass 200) Subject matter wherein the digital calculation performs a transformation of a given representation of a data signal to another representation without loss of information by an orthogonal transformation.

SEE OR SEARCH CLASS

704, Data Processing: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression,

200+, for speech signal processing.