US PATENT SUBCLASS 348 / 683
.~.~.~.~ Noise reduction or elimination

Current as of: June, 1999
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348 /   HD   TELEVISION

571  DF  IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION {34}
671  DF  .~ Gray scale transformation {5}
678  DF  .~.~ Automatic range control (e.g., AGC, automatic contrast control) {5}
682  DF  .~.~.~ Sync or blanking {2}
683.~.~.~.~ Noise reduction or elimination

DEFINITION

Classification: 348/683

Noise reduction or elimination:

(under subclass 682) Subject matter including an apparatus to reduce or eliminate spurious pulses or the false response of the apparatus to spurious pulses.