| 发明名称 |
Perpendicular magnetic recording medium |
| 摘要 |
A perpendicular magnetic recording medium has a substrate, a soft magnetic underlayer formed on the substrate, arrayed soft magnetic dots formed on the soft magnetic underlayer, and a ferromagnetic recording layer formed on the soft magnetic dots and having magnetic anisotropy in a direction perpendicular to a surface of the substrate.
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| 申请公布号 |
US2004131890(A1) |
申请公布日期 |
2004.07.08 |
| 申请号 |
US20030668231 |
申请日期 |
2003.09.24 |
| 申请人 |
KIKITSU AKIRA;KAMATA YOSHIYUKI |
发明人 |
KIKITSU AKIRA;KAMATA YOSHIYUKI |
| 分类号 |
G11B5/667;G11B5/65;G11B5/73;G11B5/738;G11B5/855;(IPC1-7):G11B5/66 |
主分类号 |
G11B5/667 |
| 代理机构 |
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