发明授权
EP0257530B1 Thermo-magnetic recording method applying power modulated laser on magnetically coupled double layer structure of perpendicular anisotropy film 失效
热电磁记录方法应用于功率调制激光器的磁性耦合双层叠层膜结构

  • 专利标题: Thermo-magnetic recording method applying power modulated laser on magnetically coupled double layer structure of perpendicular anisotropy film
  • 专利标题(中): 热电磁记录方法应用于功率调制激光器的磁性耦合双层叠层膜结构
  • 申请号: EP87111990.5
    申请日: 1987-08-18
  • 公开(公告)号: EP0257530B1
    公开(公告)日: 1993-01-27
  • 发明人: Aratani, KatsuhisaTanaka, Tomiji
  • 申请人: SONY CORPORATION
  • 申请人地址: 7-35 Kitashinagawa 6-chome Shinagawa-ku Tokyo 141 JP
  • 专利权人: SONY CORPORATION
  • 当前专利权人: SONY CORPORATION
  • 当前专利权人地址: 7-35 Kitashinagawa 6-chome Shinagawa-ku Tokyo 141 JP
  • 代理机构: Müller, Frithjof E., Dipl.-Ing.
  • 优先权: JP194961/86 19860820; JP194962/86 19860820; JP195616/86 19860822
  • 主分类号: G11B11/10
  • IPC分类号: G11B11/10 G11B13/04
Thermo-magnetic recording method applying power modulated laser on magnetically coupled double layer structure of perpendicular anisotropy film
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