COPY PROTECTION SYSTEM FOR RECORDING MEDIA

A method of reading data from a record medium (2) comprises the steps of: reading a first set of cryptographic data (3A) from a first predetermined storage location of the record medium; reading a second set of cryptographic data (3B) from a second predetermined storage location of the record medium...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	STAN, GHEORGHE, S
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER PHYSICS
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