Cryptography – Key management – Having particular key generator
Patent
1983-10-31
1987-05-05
Buczinski, Stephen C.
Cryptography
Key management
Having particular key generator
34082531, 235487, 235492, 29846, H04N 716, G06K 1906, G06F 704, H05K 302
Patent
active
046636641
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.
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Ash Darrell L.
Hartmann Clinton S.
Ragan Lawrence H.
Buczinski Stephen C.
R. F. Monolithics, Inc.
Wallace Linda J.
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