Partial encryption of assembled bitstreams
Pay per view entertainment system
Personal identification encryptor system with...
Phase controlled synchronization for direct sequence...
Power supply
Privacy communication method and apparatus using time base...
Privacy communication system employing time/frequency...
Privacy signal transmission system
Process for conducting secure electronic transactions over...
Process for searching for synchronization on reception of a...
Process for the transmission and reception of conditional...
Product block cipher system for data security
Protection system for intelligent cards