US PATENT SUBCLASS 348 / 639
.~.~ Digital

Current as of: June, 1999
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348 /   HD   TELEVISION

571  DF  IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION {34}
638  DF  .~ Chrominance signal demodulator {3}
639.~.~ Digital

DEFINITION

Classification: 348/639

Digital:

(under subclass 638) Subject matter wherein the subcarrier has been sampled and quantized and the component is derived from the sampled and quantized signal.