US PATENT SUBCLASS 348 / 535
.~.~.~ Noise inversion

Current as of: June, 1999
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500  DF  SYNCHRONIZATION {11}
525  DF  .~ Sync separation {6}
533  DF  .~.~ Noise reduction {2}
535.~.~.~ Noise inversion

DEFINITION

Classification: 348/535

Noise inversion:

(under subclass 533) Subject matter including apparatus for inverting the polarity of noise components associated with the synchronizing signal components and algebraically adding such inverted noise components to the synchronizing signal components to reduce the effects of noise on the utilization of the synchronizing signal components.