发明名称 |
Optical disk, optical disk device and optical disk recording method |
摘要 |
The present invention relates to an optical disk having desired data recorded thereon by pits formed on an information recording surface, comprising: a desired visible image and said desired data being recorded on said information recording surface simultaneously; said desired visible image recorded on an area having a high reflectance value and an area having a low reflectance value formed on said information recording surface thereby, wherein said high reflectance area and said low reflectance area are formed dependent on a difference in ÄpitÜ width of said pits; and said desired data being recorded by changing the length of said pits. <IMAGE> |
申请公布号 |
EP1049079(A1) |
申请公布日期 |
2000.11.02 |
申请号 |
EP20000115135 |
申请日期 |
1997.07.16 |
申请人 |
SONY CORPORATION |
发明人 |
KOBAYASHI, SEIJI;FUJIMIYA, KOJI |
分类号 |
G11B7/24;G11B7/00;G11B7/0045;G11B7/005;G11B7/007;G11B7/013;G11B7/125;G11B20/10;G11B23/40 |
主分类号 |
G11B7/24 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|