发明名称 |
Magnetic recording medium and magnetic recording apparatus using the same |
摘要 |
<p>A magnetic recording medium includes a magnetic film 1 for signal recording and a film 2 containing M2Oy as a main component that is magnetically exchange-coupled to the magnetic film to increase the effective V and Ku of the magnetic film and to suppress thermal fluctuation. Herein, M is at least one element selected from Fe, Co, Ni, alkaline earth elements, Y, lanthanoids and Bi and includes at least one selected from Fe, Co and Ni as an essential element, and y is a value satisfying 2.8 < y < 3.2. <IMAGE></p> |
申请公布号 |
EP1168308(A2) |
申请公布日期 |
2002.01.02 |
申请号 |
EP20010304912 |
申请日期 |
2001.06.05 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
SAKAKIMA, HIROSHI;SATOMI, MITSUO;SUGITA, YASUNARI;ADACHI, HIDEAKI;KAWAWAKE, YASUHIRO;IIJIMA, KENJI |
分类号 |
G11B5/00;G11B5/66;G11B5/82;(IPC1-7):G11B5/66 |
主分类号 |
G11B5/00 |
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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