发明名称 |
Verfahren und Vorrichtung zum Herstellen einer Masterplatte sowie unter Verwendung der Masterplatte hergestellte optische Platte |
摘要 |
An optical disc capable of being high a recording density. On the optical disc, there is provided a pit having a width large relative to a length. The width of the pit is larger than the length of the pit so that the optical disc is high in the recording density. |
申请公布号 |
DE19914985(C2) |
申请公布日期 |
2003.02.20 |
申请号 |
DE1999114985 |
申请日期 |
1999.04.01 |
申请人 |
LG ELECTRONICS INC., SEOUL/SOUL |
发明人 |
KIM, DAE YOUNG |
分类号 |
G11B7/24;G11B7/007;G11B7/013;G11B7/26;(IPC1-7):G11B7/26 |
主分类号 |
G11B7/24 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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