Electronic ticket method and apparatus for television signal scrambling and descrambling
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 5, 1987
Grant Date -
N/A
app pub date -
Oct 31, 1983
filing date -
Oct 31, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electronic ticket for descrambling transmitted video program and synchronization signals for use in a video receiver comprising first terminals for receiving the scrambled video signals, a descrambling circuit having its input coupled to the first terminals and producing at least a partially descrambled signal at its output, second terminals for coupling the descrambled signal to the video receiver and enclosing portions of the first and second terminals, and the descrambling circuit in a unitary package whereby the ticket can be used as a plug-in unit.
First Claim
Family
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Cited Art Landscape
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