发明名称 |
OPTICAL MEMORY DEVICE AND PROCESS FOR FABRICATING SAME |
摘要 |
<p>An active optical recording medium (l3) such as a magnetooptical recording medium of rare earth-transition metals can be effectively protected with a deposited transparent dielectric material (l2) by codepositing a metal such as a rare earth metal and a transparent dielectric material such as an oxide, sulfide, fluoride, nitride or carbide.</p> |
申请公布号 |
EP0231672(B1) |
申请公布日期 |
1992.06.10 |
申请号 |
EP19860402530 |
申请日期 |
1986.11.14 |
申请人 |
FUJITSU LIMITED |
发明人 |
SHIBATA, ITARU;OKADA, SEIJI;MIYAZAKI, MASAHIRO;NAITO, KAZUNORI;HAMADA, MITSURU |
分类号 |
G11B7/243;G11B7/257 |
主分类号 |
G11B7/243 |
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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