MULTIMEDIA DISTRIBUTION SYSTEM

An encryption system configured to generate a multimedia file including digital rights management DRM, the multimedia file comprising:video chunks that are only partially encrypted;'DRM' chunks that contain a reference to the portion of a 'video' chunk that is encrypted and a ref...

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Bibliographische Detailangaben
Hauptverfasser:	HITCHCOOK HEATHER, FUDGE BRIAN, BUTT AHSAN, SAYRE TIMOTHY, THOMPSON DARRIUS, MAYO ALISTAIR, FLOYD MICHAEL JOHN, COTE BENJAMIN, GRAB ERIC WILLIAM, LI ADAM H, DURHAM CHRISTOPHER, CHAVARRIA DAMIEN, BRANESS JASON, ROTA JEROME, DONALDSON JERALD
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER MULTIPLEX COMMUNICATION PHYSICS PICTORIAL COMMUNICATION, e.g. TELEVISION
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Beschreibung
Zusammenfassung:	An encryption system configured to generate a multimedia file including digital rights management DRM, the multimedia file comprising:video chunks that are only partially encrypted;'DRM' chunks that contain a reference to the portion of a 'video' chunk that is encrypted and a reference to the key that can be used to decrypt the encrypted portion, where the decryption keys are scrambled and encrypted with a master key; and a 'DRM' header also contains information identifying the master key.