发明名称 |
Information recording medium and information recording medium evaluation method |
摘要 |
An information recording medium according to the present invention includes an information recording layer on which information is recordable, and is evaluated using an evaluation index which is found based on a ratio of a center of an amplitude of a reproduction signal corresponding to a second shortest mark and a second shortest space, with respect to a center of an amplitude of a reproduction signal corresponding to a longest mark and a longest space. |
申请公布号 |
US8305859(B2) |
申请公布日期 |
2012.11.06 |
申请号 |
US20080332536 |
申请日期 |
2008.12.11 |
申请人 |
MIYASHITA HARUMITSU;NAKATA KOHEI;PANASONIC CORPORATION |
发明人 |
MIYASHITA HARUMITSU;NAKATA KOHEI |
分类号 |
G11B5/09;G11B15/00;G11B20/10 |
主分类号 |
G11B5/09 |
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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