US PATENT SUBCLASS 370 / 512
.~.~.~.~ Synchronization information is distributed within a frame

Current as of: June, 1999
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370 /   HD   MULTIPLEX COMMUNICATIONS

464  DF  COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS {9}
498  DF  .~ Combining or distributing information via time channels {17}
503  DF  .~.~ Synchronizing {6}
509  DF  .~.~.~ Using synchronization information contained in a frame {3}
512.~.~.~.~ Synchronization information is distributed within a frame {1}
513  DF  .~.~.~.~.~> Plural synchronization words

DEFINITION

Classification: 370/512

Synchronization information is distributed within a frame:

(under subclass 509) Subject matter wherein the information used for synchronizing the information stream is placed in multiple time locations within the time period defining the frame.