Optical disc having RFID tag, optical disc apparatus, and...

Communications: electrical – Condition responsive indicating system – Specific condition

Reexamination Certificate

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C340S572700, C340S572800, C340S010100, C340S010510, C369S053210, C380S201000, C380S203000, C705S057000, C726S026000

Reexamination Certificate

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07317396

ABSTRACT:
In an optical disc having an RFID tag, disc control information needed for control of reproduction of the content recorded in the disc body of the optical disc is stored in the RFID tag. Thereby, even if the content recorded in the disc body is illegally copied in some way, common optical disc apparatus incapable of reading RFID tags cannot read and copy the disc control information stored in the RFID tag. Accordingly, unauthorized copying of the content recorded on the optical disc can be reliably prevented without the use of special cryptographic technology.

REFERENCES:
patent: 6005940 (1999-12-01), Kulinets
patent: 7017190 (2006-03-01), Weber
patent: 7038985 (2006-05-01), Ryal
patent: 11-250494 (1999-09-01), None
patent: 2001-110135 (2001-04-01), None
patent: 2002-330395 (2002-11-01), None
patent: 2002-352511 (2002-12-01), None
patent: 2002-373029 (2002-12-01), None
patent: 2003-187524 (2003-07-01), None
Japanese Office Action dated Apr. 19, 2007 with English translation (Four (4) pages).

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