Securely aggregating content on a storage device

Details Securely aggregating content on a storage device Securely aggregating content on a storage device

2004-04-21

2010-10-26

LaForgia, Christian (Department: 2439)

Information security

Prevention of unauthorized use of data including prevention...

Access control

C705S057000

Reexamination Certificate

active

07823212

ABSTRACT:
An aggregation system aggregates contents recorded on a plurality of recording mediums and recording them onto another recording medium while protecting the copyrights of the contents is provided. The aggregation system includes an aggregation apparatus and a reproduction apparatus. The aggregation apparatus obtains a main content from an optical disc, obtains a sub content from a memory card, and aggregates the obtained main content and sub content and records them onto a portable medium. The reproduction apparatus obtains the main content from the optical disc, obtains reproduction control information for controlling reproduction of the main content, and reproduces the main content recorded on the optical disc based on the reproduction control information.

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H. Sakamoto et al., “SD Memory Card Specifications and Content Protection Technology,” Matsushita Technical Journal, vol. 48, No. 2, (Apr. 2002), issued on Apr. 18, 2002, pp. 4-10 (with English Abstract & partial translations).

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