| 发明名称 |
OPTICAL DISK MEDIUM AND OPTICAL DISK IDENTIFICATION METHOD AND OPTICAL DISK DEVICE |
| 摘要 |
<p>The reproduction-only disk medium of the present invention includes preformed first information, in which the first information is formed in the same format as second information recorded on a prescribed recordable disk medium; and a direction along which the first information is formed on the reproduction-only disk medium is opposite to a direction along which the second information is recorded on the prescribed recordable disk medium. <IMAGE></p> |
| 申请公布号 |
EP1213710(A1) |
申请公布日期 |
2002.06.12 |
| 申请号 |
EP20000956866 |
申请日期 |
2000.08.31 |
| 申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
ISHIBASHI, HIROMICHI;FURUMIYA, SHIGERU |
| 分类号 |
G11B7/00;G11B7/007;G11B19/04;G11B19/12;G11B19/14;G11B20/00;G11B20/12;(IPC1-7):G11B7/007;G11B7/004;G11B7/095;G11B20/10 |
主分类号 |
G11B7/00 |
| 代理机构 |
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