发明名称 |
Optical information recording medium and reproducing apparatus for reproducing information from the medium. |
摘要 |
<p>A recording medium has a flat surface on which information is optically recorded. The recording medium rotates about a rotational axis normal to the flat surface. The recording medium has a first track extending around the rotational axis and a second track extending around the rotational axis along the first track. The second track has a plurality of segments, each of which being connected to adjacent segments and having a longitudinal direction different from the adjacent segments such that the second track extends in a zigzag fashion along the first track. The longitudinal direction the respective segments are oriented substantially toward the first track. <IMAGE></p> |
申请公布号 |
EP0523334(A2) |
申请公布日期 |
1993.01.20 |
申请号 |
EP19920107680 |
申请日期 |
1992.05.07 |
申请人 |
PIONEER ELECTRONIC CORPORATION |
发明人 |
MAEDA, TAKANORI |
分类号 |
G11B7/00;G11B7/005;G11B7/007;G11B7/14;G11B7/24 |
主分类号 |
G11B7/00 |
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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