Configurable digital wireless and wired communications system ar
Connection authorizer for controlling access to system resources
Constant ratio coding for multipath rejection and ECCM enhanceme
Content encryption schema for integrating digital rights...
Continuous cipher synchronization for cellular communication sys
Control and metering system for pay television over a cable netw
Controlled-access broadcast signal receiving system
Controls for initial diversion of page-frame logical content as
Converter, encryption/decryption system, multi-stage...
Cooperative communication system
Copy file mechanism for transferring files between a host system
Copy protection circuit for a data in a memory
Countdown system for conditional access module
Countermeasure method in an electronic component using a...
Crypto equipment
Cryptographic communication system
Cryptographic communications using in situ generated...
Cryptographic device employing parallel processing
Cryptographic digital signal transceiver method and apparatus
Cryptographic equipment