发明名称 |
Information recording medium, information reproducing device and method, and apparatus and method for manufacturing information recording medium |
摘要 |
An information recording medium (100) is provided with (i) a first information recording area wherein a first track for reproducing first information based on a first track pitch is formed by a laser beam, and (ii) a second information recording area wherein a second track for reproducing second information based on a second track pitch different from the first track pitch is formed by a laser beam. The groove shape of the first track is different from the groove shape of the second track. |
申请公布号 |
US8331213(B2) |
申请公布日期 |
2012.12.11 |
申请号 |
US20060988797 |
申请日期 |
2006.07.13 |
申请人 |
NISHIWAKI HIROSHI;MURAMATSU EIJI;HORIE MICHIKAZU;KIYONO KENJIROU;PIONEER CORPORATION;MITSUBISHI KAGAKU MEDIA CO., LTD. |
发明人 |
NISHIWAKI HIROSHI;MURAMATSU EIJI;HORIE MICHIKAZU;KIYONO KENJIROU |
分类号 |
G11B7/00 |
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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