会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 16. 发明授权
    • Magneto-optical recording medium and reproducing device
    • 磁光记录介质和再现装置
    • US06346322B1
    • 2002-02-12
    • US09455635
    • 1999-12-07
    • Noboru IwataJunji Hirokane
    • Noboru IwataJunji Hirokane
    • G11B566
    • G11B11/10515G11B11/10584G11B11/10593Y10S428/90Y10T428/26Y10T428/265
    • A magneto-optical recording medium includes at least a first magnetic layer, a second magnetic layer, a third magnetic layer, a non-magnetic intermediate layer and a fourth magnetic layer which are layered in this order, the first magnetic layer being formed of a perpendicularly magnetized film having a relatively small wall coercivity and a relatively large wall mobility compared with the third magnetic layer in the vicinity of a predetermined temperature, the second magnetic layer being formed of a magnetic film whose Curie temperature is lower than the Curie temperatures of the first magnetic layer and third magnetic layer, the fourth magnetic layer being a perpendicularly magnetized film with a uniform magnetization direction and forming a region having a uniform magnetization direction in the first magnetic layer by magnetostatic coupling with the first magnetic layer when the second magnetic layer is heated to a predetermined temperature or a higher temperature.
    • 磁光记录介质至少包括依次层叠的第一磁性层,第二磁性层,第三磁性层,非磁性中间层和第四磁性层,第一磁性层由 垂直磁化膜,具有相对较小的壁矫顽力和相对于第三磁性层在预定温度附近相对较大的壁迁移率,第二磁性层由居里温度低于居里温度的磁性膜形成 第一磁性层和第三磁性层,第四磁性层是具有均匀磁化方向的垂直磁化膜,并且当第二磁性层为第一磁性层时,通过与第一磁性层的静磁耦合,在第一磁性层中形成具有均匀磁化方向的区域 加热到预定温度或更高的温度。
    • 17. 发明授权
    • Magneto-optical storage media
    • 磁光存储介质
    • US06278668B1
    • 2001-08-21
    • US09442794
    • 1999-11-18
    • Junji HirokaneNoboru IwataAkira Takahashi
    • Junji HirokaneNoboru IwataAkira Takahashi
    • G11B1100
    • G11B11/10584G11B11/10515G11B11/10593
    • A magneto-optical storage medium includes: a reproduction layer exhibiting an in-plane magnetization state at room temperature and changing to a perpendicular magnetization state at a transition temperature Tp1; a supplementary reproduction layer exhibiting an in-plane magnetization state at room temperature and changing to a perpendicular magnetization state at a transition temperature Tp2; a non-magnetic intermediate layer; and a storage layer made of a perpendicular magnetization film, the layers being deposited in this order, the magneto-optical storage medium being arranged so as to satisfy: Tp1
    • 磁光存储介质包括:在室温下呈平面内的磁化状态并在转变温度Tp1处变为垂直磁化状态的再现层;在室温下呈现面​​内磁化状态的补充再生层 到转变温度Tp2的垂直磁化状态;非磁性中间层; 和由垂直磁化膜制成的存储层,这些层按此顺序沉积,磁光存储介质被布置为满足:这种布置使得磁光存储介质能够放大存储在存储层中的磁信息 并将其复制到再现层,并且其信号的周期等于或低于从存储层再现的光的衍射极限,而不减小振幅。