发明名称 |
Optical recording medium having a disc with deformed pits |
摘要 |
An optical recording medium includes a transparent substrate having a surface formed with a track of pits. A reflecting layer extends on the surface of the transparent substrate. The pits include first-type pits and second-type pits. The first-type pits are devoid of projecting rims extending along edges thereof while the second-type pits have projecting rims extending along edges thereof.
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申请公布号 |
US5617408(A) |
申请公布日期 |
1997.04.01 |
申请号 |
US19950544134 |
申请日期 |
1995.10.17 |
申请人 |
VICTOR COMPANY OF JAPAN, LTD. |
发明人 |
NISHIZAWA, AKIRA;KAYANUMA, KANJI |
分类号 |
G06F1/00;G11B7/013;G11B7/24;G11B7/26;G11B19/02;G11B20/00;G11B20/10;G11B23/28;(IPC1-7):G11B7/24 |
主分类号 |
G06F1/00 |
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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