US PATENT SUBCLASS 360 / 40
.~ In specific code or form

Current as of: June, 1999
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360 /   HD   DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL

39  DF  GENERAL PROCESSING OF A DIGITAL SIGNAL {10}
40.~ In specific code or form {4}
41  DF  .~.~> Nonreturn to zero
42  DF  .~.~> Phase code
43  DF  .~.~> Multi-frequency
44  DF  .~.~> Intra-cell transition

DEFINITION

Classification: 360/40

(under subclass 39) Subject matter including generating a waveform from digital data or reproducing such a waveform, the frequency, shape, polarity or other characteristic thereof being indicative of the digital data.

SEE OR SEARCH CLASS

341, Coded Data Generation or Conversion, appropriate subclasses for code converters.