Dynamic information storage or retrieval – Condition indicating – monitoring – or testing – Including radiation storage or retrieval
Reexamination Certificate
2006-06-06
2006-06-06
Sheikh, Ayaz (Department: 2136)
Dynamic information storage or retrieval
Condition indicating, monitoring, or testing
Including radiation storage or retrieval
C713S165000, C713S166000, C713S167000, C380S201000, C380S202000, C380S203000, C369S059250, C369S275300
Reexamination Certificate
active
07057993
ABSTRACT:
A copy-protected optical disc, including a preformed identification number (ID) in the ATIP signal and the subcode which is impressed upon the optical disc and a number of other optical discs during optical disc manufacture, a unique identification number for the optical disc which was written on the optical disc after it is manufactured; and an encrypted program written onto the optical disc wherein the encryption of such program is based upon the preformed ID and the unique ID and includes two or more selectable security levels.
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ECMA, ECMA-267, Dec. 1999, 2nd edition, Annex H and J.
Barnard James A.
Ha Bruce L.
Inchalik Michael A.
Eastman Kodak Company
Hoffman Brandon
Owens Raymond L.
Sheikh Ayaz
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