US PATENT SUBCLASS 348 / 479
.~.~.~ During horizontal blanking

Current as of: June, 1999
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348 /   HD   TELEVISION

469  DF  FORMAT {6}
473  DF  .~ Including additional information {5}
476  DF  .~.~ During sync, blanking, or overscan {4}
479.~.~.~ During horizontal blanking {1}
480  DF  .~.~.~.~> Sound signal {1}

DEFINITION

Classification: 348/479

During horizontal blanking:

(under subclass 476) Subject matter wherein the time interval is a time period of the horizontal retrace.