Cryptography – Key management – Having particular key generator
Patent
1988-07-08
1989-09-05
Buczinski, Stephen C.
Cryptography
Key management
Having particular key generator
380 13, 380 15, 455190, H04N 7167
Patent
active
048646130
ABSTRACT:
A broadband converter/descrambler intended for use with cable-ready video appliances (e.g., a VCR or television) receives signals from a cable TV drop. The cable TV signals are characterized by a plurality of scrambled and unscrambled TV channels. The scrambled channels are received, descrambled and reinserted in an unused portion of the TV spectrum, enabling the converter/descrambler to provide output signals on a plurality of different signal channels to which the video appliance can be tuned.
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Buczinski Stephen C.
General Instrument Corporation
Lipsitz Barry R.
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