US PATENT SUBCLASS 375 / 254
.~ Noise or distortion reduction

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

242  DF  PULSE CODE MODULATION {4}
254.~ Noise or distortion reduction

DEFINITION

Classification: 375/254

Noise or distortion reduction:

(under subclass 242) Subject matter where there is provision for removing or correcting for the effects of extraneous pulses or distortion.