Uplink Control System. Software used to support the secure delivery of digitally compressed services. DigiCipher II's system provides the ability to authorize and de-authorize individual decoders on an event-by-event basis.
A unique number that identifies and distinguishes one decoder form another.
A key that is unique to each decoder. Messages intended for a particular decoder are encrypted under this key.
A file consisting of unit addresses and their corresponding unit keys.
An encryption mode designation indicating that the channel is being processed into the DigiCipher waveform but is not encrypted.
A sending dish. A transmitter sends its signal to a large parabolic dish antenna that is aimed at the intended relay satellite.
Universal Time Code.
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