Content protection system

Provided is a content protection system, in which: a user terminal judges, when a content is to be reproduced or executed, whether or not the user terminal has a usage right of the content, and makes, if it is judged that the user terminal does not have the usage right of the content, a request to a...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KANNARI SHINGO, KAZAWA TSUNEHISA, KANEE KAZUHIRO
Format:	Patent
Sprache:	eng
Schlagworte:	CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING PHYSICS
Online-Zugang:	Volltext bestellen
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