| 发明名称 |
Optical recording media |
| 摘要 |
An optical recording medium includes a data recording area forming a double spiral structured track having spiral recording tracks each formed of a groove and a land adjacent to the groove, and a reproduction only area forming a single spiral structured track consisting of a pit row. <IMAGE> |
| 申请公布号 |
EP0884722(A3) |
申请公布日期 |
2000.02.23 |
| 申请号 |
EP19980304438 |
申请日期 |
1998.06.04 |
| 申请人 |
SONY CORPORATION |
发明人 |
MASUHARA, SHIN;KANNO, MASAYOSHI;SUZUKI, AKITOSHI |
| 分类号 |
G11B7/24;G11B7/00;G11B7/007;G11B7/26;G11B7/30;G11B20/12 |
主分类号 |
G11B7/24 |
| 代理机构 |
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