INFORMATION ACCESS CONTROL SYSTEM AND METHOD

An information access control system and method which prevents unauthorized access from accessing the information. The apparatus includes a set top box (100) which receives the information from a broadcast stream or recorded medium, or other source and a conditional access module. The set top box (1...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GOLDSCHLAG, DAVID M, KRAVITZ, DAVID W
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CALCULATING COMPUTING COUNTING ELECTRIC COMMUNICATION TECHNIQUE ELECTRIC DIGITAL DATA PROCESSING ELECTRICITY JAMMING OF COMMUNICATION PHYSICS PICTORIAL COMMUNICATION, e.g. TELEVISION SECRET COMMUNICATION TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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