Electrical computers and digital processing systems: memory – Storage accessing and control – Control technique
Patent
1995-09-12
1998-09-15
Chan, Eddie P.
Electrical computers and digital processing systems: memory
Storage accessing and control
Control technique
711162, 395186, 39518801, 380 3, 380 4, 235380, 360 60, G06F 1214, H04L 900
Patent
active
058095454
ABSTRACT:
An optical disc for a key physically stores first security information. The optical disc logically stores second security information. The first security information is equal to security information physically recorded on a legitimate optical disc. The second security information is equal to security information logically recorded on the legitimate optical disc.
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Kayanuma Kanji
Ozaki Kazuhisa
Chan Eddie P.
Kim Hong C.
Victor Company of Japan Ltd.
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