Method and apparatus for scrambling and unscrambling data streams using encryption and decryption

Methods and apparatus for scrambling and unscrambling a plurality of data streams having differing data, on a plurality of signal channels, are taught. The data streams may be television programs or other signal information, transmitted in a frame-by-frame manner with discrete synchronizing informat...

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Bibliographische Detailangaben

Hauptverfasser:	ARN, ROBERT M, WASZEK, GLEN F, CSANKY, PETER H
Format:	Patent
Sprache:	eng
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY PICTORIAL COMMUNICATION, e.g. TELEVISION
Online-Zugang:	Volltext bestellen
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