Cable television channel selector/descrambler for use with cable
Cable television descrambler
Cable television system
Cable television system with two-way telephone communication pat
Cascading synchronized chaotic systems
Cassette loading apparatus for loading a magnetic recording cass
CATV converter
CATV receiver
CATV scrambling and descrambling method
CATV system
CATV system transmitting a scrambled television signal
CATV systems
CATV systems
CATV terminal unit
CATV transmission system using scrambled signals
Cellular telephone manifest system
Centralized secure communications system
Charge-coupled-device based all-analog wave form scrambling with
Cipher communication system for transaction data
Ciphering and deciphering device