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Priority claimed from PCT/JP1994/002304external-prioritypatent/WO1995018443A1/ja
Application filed by Matsushita Electric Industrial Co LtdfiledCriticalMatsushita Electric Industrial Co Ltd
Application grantedgrantedCritical
Publication of TW310421BpublicationCriticalpatent/TW310421B/zh
Optical recording medium, reproduction apparatus of optical disk, reproduction method of optical disk, production method of original disk of optical disk, and illegal program operation stop method
Optical recording medium, reproduction apparatus of optical disk and method thereof, fabricating method of the original optic disk, and illegal program operation stop method
Optical recording medium, reproduction apparatus of optical disk and method thereof, fabricating method of the original optic disk, and illegal program operation stop method
Information recording apparatus and method, information reproducing apparatus and method, information recording medium and program information recording medium
Optical recording medium, reproduction apparatus of optical disk and method thereof, fabricating method of the original optic disk, and illegal program operation stop method
Information recording medium, mastering device, identification information recording device, identification information reproduction device, mastering method, identification information recording method, and identification information reproduction method