发明名称 |
OPTICAL DISK MEDIUM AND METHOD AND APPARATUS FOR READING INFORMATION |
摘要 |
An optical disk medium includes a track groove thereon. On the optical disk medium, information is recorded along the track groove on a block unit basis. The block unit has a predetermined length. The block unit having the predetermined length includes a number of sub-blocks that are arranged along the groove. A sub-block mark is provided within each of the sub-blocks and used to identify the sub-block.
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申请公布号 |
US2008117803(A1) |
申请公布日期 |
2008.05.22 |
申请号 |
US20080015081 |
申请日期 |
2008.01.16 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
ISHIBASHI HIROMICHI;FURUMIYA SHIGERU;NAKAMURA ATSUSHI;MINAMINO JUNICHI;ISHIDA TAKASHI |
分类号 |
G11B7/24;G11B7/005;G11B7/007;G11B20/10;G11B20/12;G11B27/19;G11B27/24;G11B27/30 |
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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