US PATENT SUBCLASS 348 / 525
.~ Sync separation

Current as of: June, 1999
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348 /   HD   TELEVISION

500  DF  SYNCHRONIZATION {11}
525.~ Sync separation {6}
526  DF  .~.~> Field or frame identification {1}
528  DF  .~.~> Including automatic gain control (AGC)
529  DF  .~.~> To produce distinct vertical output {1}
531  DF  .~.~> To produce distinct horizontal output
532  DF  .~.~> By amplitude
533  DF  .~.~> Noise reduction {2}

DEFINITION

Classification: 348/525

Sync separation:

(under subclass 500) Subject matter including apparatus for separating the synchronizing signal components or a synchronizing signal component from other portions of a television signal.

SEE OR SEARCH CLASS

327, Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems,

1+, for miscellaneous pulse selecting and separating circuits.