| 发明名称 |
OPTICAL DISK APPARATUS AND TRACKING METHOD |
| 摘要 |
A tracking offset is reduced. The effect of an SPP signal fluctuation is reduced by using a variable mixing ratio DPP method, and a residual tracking offset is minimized.
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| 申请公布号 |
US2007291600(A1) |
申请公布日期 |
2007.12.20 |
| 申请号 |
US20070674239 |
申请日期 |
2007.02.13 |
| 申请人 |
UMEDA MARIKO;MINEMURA HIROYUKI;SUZUKI MOTOYUKI |
发明人 |
UMEDA MARIKO;MINEMURA HIROYUKI;SUZUKI MOTOYUKI |
| 分类号 |
G11B7/00 |
主分类号 |
G11B7/00 |
| 代理机构 |
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