US PATENT SUBCLASS 375 / 286
MULTILEVEL

Current as of: June, 1999
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375 /   HD   PULSE OR DIGITAL COMMUNICATIONS

286MULTILEVEL {6}
287  DF  .~> With threshold level
288  DF  .~> Transmission line
289  DF  .~> Bipolar signal
290  DF  .~> Partial response {1}
292  DF  .~> Disparity reduction
293  DF  .~> Synchronized {1}

DEFINITION

Classification: 375/286

MULTILEVEL:

(under the class definition) Subject matter in which the transmitted pulse waveform has more than two discrete amplitude levels.