US PATENT SUBCLASS 348 / 470
.~ Adapted to reduce noise or for frequency modulation (e.g., variable gain)

Current as of: June, 1999
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469  DF  FORMAT {6}
470.~ Adapted to reduce noise or for frequency modulation (e.g., variable gain)

DEFINITION

Classification: 348/470

Adapted to reduce noise or for frequency modulation (e.g., variable gain):

(under subclass 469) Subject matter including particular methods or apparatus for reducing the effects of noise or for optimizing the signal for FM transmission.

(1) Note. Time division multiplexing of chrominance and luminance components is classified in subclass 488.