专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US08590138B2 Method of manufacturing thermally-assisted magnetic recording head 有权
标题翻译：制造热辅助磁记录头的方法
公开(公告)号：US08590138B2
公开(公告)日：2013-11-26
申请号：US13404704
申请日：2012-02-24
申请人： Shinji Hara , Koji Shimazawa , Ryo Hosoi
发明人： Shinji Hara , Koji Shimazawa , Ryo Hosoi
IPC分类号： G11B5/127 , H04R31/00
CPC分类号： G11B5/314 , G11B5/6088 , G11B2005/0021
摘要： A method of manufacturing a thermally-assisted magnetic recording head includes: providing a bar and a plurality of light source units, the bar including a plurality of thermally-assisted magnetic recording head sections arranged in a first direction, and each of the light source units including a substrate and a light source; and bonding a second surface of the substrate to the bar with an adhesive layer in between, where the plurality of light source units are so aligned to the respective thermally-assisted magnetic recording head sections on the bar, as to allow a first surface of the substrate, which supports the light source, to be parallel to the first direction, the bonding allowing the substrates of the light source units to be irradiated with a first laser beam and allowing the bar to be irradiated with a second laser beam, to thereby allow the adhesive layer to be melted.
摘要翻译：一种制造热辅助磁记录头的方法包括：提供条和多个光源单元，所述条包括沿第一方向布置的多个热辅助磁记录头部分，并且每个光源单元包括基底和光源; 以及将所述基板的第二表面与所述条之间的粘合剂层粘合到所述条上，其中所述多个光源单元与所述条上的相应的热辅助磁记录头部分对齐，以允许所述第一表面支撑光源的基板平行于第一方向，使得能够用第一激光束照射光源单元的基板并且允许用第二激光束照射条的接合，从而允许要熔化的粘合剂层。

2. 发明授权

US08654617B2 Thermally-assisted magnetic recording head with optically isolating waveguide, head gimbal assembly, head arm assembly, magnetic disk unit, and light transmission unit 有权
标题翻译：热辅助磁记录头，具有光学隔离波导，头万向架组件，头臂组件，磁盘单元和光传输单元
公开(公告)号：US08654617B2
公开(公告)日：2014-02-18
申请号：US13426142
申请日：2012-03-21
申请人： Eiji Komura , Tsutomu Chou , Koji Shimazawa , Shinji Hara , Ryo Hosoi , Nobuyuki Mori , Yasutoshi Fujita , Hideki Tanzawa
发明人： Eiji Komura , Tsutomu Chou , Koji Shimazawa , Shinji Hara , Ryo Hosoi , Nobuyuki Mori , Yasutoshi Fujita , Hideki Tanzawa
IPC分类号： G11B11/00
CPC分类号： G11B5/3116 , G02B6/4208 , G11B5/105 , G11B5/1278 , G11B5/314 , G11B5/6088 , G11B2005/0021
摘要： The thermally-assisted magnetic recording head includes: a laser light source having an emission surface, the emission surface allowing laser light to be emitted therefrom; a waveguide having a core and a cladding, the core allowing the laser light emitted from the laser light source to propagate therethrough, and the cladding surrounding the core; a magnetic pole; and a plasmon generator. Each of the core and the cladding has an end surface facing the emission surface, and the end surface of the cladding suppresses returning of the laser light to the laser light source.
摘要翻译：热辅助磁记录头包括：具有发射表面的激光光源，所述发射表面允许从其发射激光; 具有芯和包层的波导，所述芯允许从激光源发射的激光传播通过其中;以及围绕芯的包层; 磁极和等离子体发生器。芯和包层中的每一个具有面向发射表面的端表面，并且包层的端表面抑制激光返回到激光光源。

3. 发明申请

US20130258824A1 THERMALLY-ASSISTED MAGNETIC RECORDING HEAD HAVING TEMPERATURE SENSOR EMBEDDED ON DIELECTRIC WAVEGUIDE 有权
标题翻译：具有埋在电介质波导上的温度传感器的热辅助磁记录头
公开(公告)号：US20130258824A1
公开(公告)日：2013-10-03
申请号：US13432245
申请日：2012-03-28
申请人： Eiji KOMURA , Koji SHIMAZAWA , Tsutomu CHOU , Shinji HARA , Kosuke TANAKA , Ryo HOSOI
发明人： Eiji KOMURA , Koji SHIMAZAWA , Tsutomu CHOU , Shinji HARA , Kosuke TANAKA , Ryo HOSOI
IPC分类号： G11B13/04 , G11B19/20 , G11B21/24
CPC分类号： G11B5/314 , G11B5/607 , G11B2005/0021
摘要： A thermal assisted magnetic recording head includes a dielectric waveguide that is configured to propagate propagation light a metal waveguide that is provided facing the dielectric waveguide and that couples to the propagation light propagating through the dielectric waveguide in a surface plasmon mode, thereby generating and propagating surface plasmon, a near-field light generator that is exposed on an air bearing surface facing a magnetic recording medium either at an end part of the metal waveguide or at a position facing the end part of the metal waveguide, and that generates near-field light from the surface plasmon, a magnetic pole for magnetic recording that is exposed on the air bearing surface, and a temperature sensor that is arranged inside the dielectric waveguide.
摘要翻译：热辅助磁记录头包括电介质波导，其被配置为传播传播光，所述介质波导设置成面对介质波导并且以表面等离子体模式耦合到传播通过介质波导的传播光，从而产生和传播表面等离子体激元，近场光发生器，其在面向金属波导的端部的面向磁记录介质的空气轴承表面上或面对金属波导的端部的位置处暴露，并且产生近场光从表面等离子体激元，暴露在空气轴承表面上的用于磁记录的磁极，以及布置在电介质波导内部的温度传感器。

4. 发明申请

US20130250742A1 THERMALLY-ASSISTED MAGNETIC RECORDING HEAD, HEAD GIMBALS ASSEMBLY, HEAD ARM ASSEMBLY, MAGNETIC DISK UNIT, AND LIGHT TRANSMISSION UNIT 有权
标题翻译：热辅助磁记录头，头盔组件，头臂组件，磁盘单元和光传输单元
公开(公告)号：US20130250742A1
公开(公告)日：2013-09-26
申请号：US13426142
申请日：2012-03-21
申请人： Eiji KOMURA , Tsutomu CHOU , Koji SHIMAZAWA , Shinji HARA , Ryo HOSOI , Nobuyuki MORI , Yasutoshi FUJITA , Hideki TANZAWA
发明人： Eiji KOMURA , Tsutomu CHOU , Koji SHIMAZAWA , Shinji HARA , Ryo HOSOI , Nobuyuki MORI , Yasutoshi FUJITA , Hideki TANZAWA
IPC分类号： G11B13/04 , G02B6/26 , G11B21/24
CPC分类号： G11B5/3116 , G02B6/4208 , G11B5/105 , G11B5/1278 , G11B5/314 , G11B5/6088 , G11B2005/0021
摘要： The thermally-assisted magnetic recording head includes: a laser light source having an emission surface, the emission surface allowing laser light to be emitted therefrom; a waveguide having a core and a cladding, the core allowing the laser light emitted from the laser light source to propagate therethrough, and the cladding surrounding the core; a magnetic pole; and a plasmon generator. Each of the core and the cladding has an end surface facing the emission surface, and the end surface of the cladding suppresses returning of the laser light to the laser light source.
摘要翻译：热辅助磁记录头包括：具有发射表面的激光光源，所述发射表面允许从其发射激光; 具有芯和包层的波导，所述芯允许从激光源发射的激光传播通过其中;以及围绕芯的包层; 磁极和等离子体发生器。芯和包层中的每一个具有面向发射表面的端表面，并且包层的端表面抑制激光返回到激光光源。

5. 发明授权

US08537645B1 Near field light generating element, thermally assisted magnetic head, thermally assisted magnetic head device and thermally assisted magnetic recording/reproducing apparatus 有权
标题翻译：近场光产生元件，热辅助磁头，热辅助磁头装置和热辅助磁记录/重放装置
公开(公告)号：US08537645B1
公开(公告)日：2013-09-17
申请号：US13530829
申请日：2012-06-22
申请人： Tsutomu Chou , Koji Shimazawa , Shinji Hara , Eiji Komura , Ryo Hosoi
发明人： Tsutomu Chou , Koji Shimazawa , Shinji Hara , Eiji Komura , Ryo Hosoi
IPC分类号： G11B11/00
CPC分类号： G11B5/314 , B82Y20/00 , G02B6/1226 , G11B5/6088 , G11B2005/0021
摘要： A near-field light generating element includes a plasmon generator, and the plasmon generator has a base plate and a protrusion. The protrusion protrudes from one side of the base plate, wherein when H represents a height direction of the protrusion from the one side and W represents a width direction perpendicular to the height direction (H), a section taken along a W-H plane is of a rectangular shape whose opposite corners in the height direction (H) are rounded.
摘要翻译：近场光产生元件包括等离子体发生器，等离子体发生器具有基板和突起。突起从基板的一侧突出，其中当H表示突起从一侧的高度方向，W表示与高度方向（H）垂直的宽度方向时，沿WH平面截取的截面为在高度方向（H）上的相对角被倒圆的矩形形状。

6. 发明申请

US20130139378A1 METHOD OF MANUFACTURING THERMALLY-ASSISTED MAGNETIC RECORDING HEAD AND ALIGNMENT APPARATUS 审中-公开
标题翻译：制造热辅助磁记录头和对准装置的方法
公开(公告)号：US20130139378A1
公开(公告)日：2013-06-06
申请号：US13309019
申请日：2011-12-01
申请人： Shinji HARA , Koji SHIMAZAWA , Seiichi TAKAYAMA , Yasuhiro ITO , Nobuyuki MORI , Ryo HOSOI , Kazuaki TAKANUKI , Youichi ANDO , Chimoto SUGIYAMA
发明人： Shinji HARA , Koji SHIMAZAWA , Seiichi TAKAYAMA , Yasuhiro ITO , Nobuyuki MORI , Ryo HOSOI , Kazuaki TAKANUKI , Youichi ANDO , Chimoto SUGIYAMA
IPC分类号： G11B5/127 , B23P19/00
CPC分类号： G11B5/314 , G11B5/105 , G11B5/6088 , G11B2005/0021 , Y10T29/49032 , Y10T29/53165
摘要： A method of manufacturing a thermally-assisted magnetic recording head includes: providing a light source unit including a light source; providing a substrate having a thermally-assisted magnetic recording head section thereon, the thermally-assisted magnetic recording head section including a magnetic pole, a plasmon generator, and an optical waveguide; inserting a metal between the light source unit and the substrate, and thus allowing the metal to be melted; and performing alignment between the light source unit and the thermally-assisted magnetic recording head section under application of pressure in a direction that allows the light source unit and the substrate to approach each other, while maintaining the metal melted.
摘要翻译：一种制造热辅助磁记录头的方法，包括：提供包括光源的光源单元; 提供其上具有热辅助磁记录头部分的基板，所述热辅助磁记录头部分包括磁极，等离子体激元发生器和光波导; 在光源单元和基板之间插入金属，从而允许金属熔化; 并且在保持金属熔化的同时，在施加压力的同时使光源单元和基板彼此靠近的方向在光源单元和热辅助磁记录头部之间进行对准。

7. 发明授权

US08427927B1 Thermally-assisted magnetic recording head, head gimbals assembly, head arm assembly, and magnetic disk unit 有权
标题翻译：热辅助磁记录头，头架万向节组件，头臂组件和磁盘单元
公开(公告)号：US08427927B1
公开(公告)日：2013-04-23
申请号：US13370982
申请日：2012-02-10
申请人： Tsutomu Chou , Koji Shimazawa , Shinji Hara , Eiji Komura , Ryo Hosoi
发明人： Tsutomu Chou , Koji Shimazawa , Shinji Hara , Eiji Komura , Ryo Hosoi
IPC分类号： G11B11/00
CPC分类号： G11B5/3116 , G11B5/314 , G11B5/3163 , G11B5/6088 , G11B2005/0021
摘要： The thermally-assisted magnetic recording head includes: a magnetic pole; a waveguide allowing a transverse-electric (TE) wave oscillating in a cross-track direction to propagate toward an air bearing surface; and a plasmon generator having a tip portion near the air bearing surface, the tip portion being provided to overlap, in a down-track direction, with both the magnetic pole and the waveguide, and having a quadrangular cross-section substantially parallel to the air bearing surface.
摘要翻译：热辅助磁记录头包括：磁极; 允许在横向轨道方向上振荡的横向电（TE）波向空气轴承表面传播的波导; 以及等离子体发生器，其具有靠近所述空气支承表面的尖端部分，所述尖端部分被设置为沿着磁道和所述波导两者的向下轨道方向重叠，并且具有基本上平行于所述空气的四边形横截面承载面。

8. 发明授权

US08363515B1 Thermally-assisted magnetic recording head, head gimbals assembly, head arm assembly, and magnetic disk unit 有权
标题翻译：热辅助磁记录头，头架万向节组件，头臂组件和磁盘单元
公开(公告)号：US08363515B1
公开(公告)日：2013-01-29
申请号：US13397041
申请日：2012-02-15
申请人： Tsutomu Chou , Koji Shimazawa , Shinji Hara , Eiji Komura , Ryo Hosoi , Kosuke Tanaka
发明人： Tsutomu Chou , Koji Shimazawa , Shinji Hara , Eiji Komura , Ryo Hosoi , Kosuke Tanaka
IPC分类号： G11B11/00
CPC分类号： G11B5/6088 , G11B5/314 , G11B2005/0021
摘要： The thermally-assisted magnetic recording head includes: a magnetic pole; a waveguide propagating light in a first direction, the first direction intersecting with an air bearing surface; a plasmon generator having a base and a projection, the base having a surface, and the projection having a top, standing partially on the surface of the base and extending in the first direction. The plasmon generator has a first portion and a second portion, and the first portion and the second portion are provided in this order from the air bearing surface in a direction away from the air bearing surface. Herein, the top of the projection and the surface of the base in the first portion define a first step, and the top of the projection and the surface of the base in the second portion define a second step. The first step is larger than the second step.
摘要翻译：热辅助磁记录头包括：磁极; 波导在第一方向传播光，所述第一方向与空气轴承表面相交; 具有基部和突起的等离子体发生器，所述基部具有表面，并且所述突起具有顶部，部分地位于所述基部的所述表面上并沿所述第一方向延伸。等离子体发生器具有第一部分和第二部分，并且第一部分和第二部分沿着远离空气支承表面的方向从空气轴承表面依次设置。这里，突起的顶部和第一部分中的基部的表面限定第一步骤，并且突起的顶部和第二部分中的基部的表面限定第二步骤。第一步大于第二步。

9. 发明授权

US08964514B2 Plasmon generator and thermally-assisted magnetic recording head having the same 有权
标题翻译：等离子体发生器和具有相同功能的热辅助磁记录头
公开(公告)号：US08964514B2
公开(公告)日：2015-02-24
申请号：US13568542
申请日：2012-08-07
申请人： Kei Hirata , Ryo Hosoi , Keita Kawamori , Tetsuya Roppongi
发明人： Kei Hirata , Ryo Hosoi , Keita Kawamori , Tetsuya Roppongi
IPC分类号： G11B11/24 , G11B13/08 , G11B5/31 , G02B5/00 , G02B6/122
CPC分类号： G11B13/08 , G02B5/008 , G02B6/1226 , G11B5/3133 , G11B5/314 , G11B5/6088 , G11B2005/0021 , Y10T428/1171 , Y10T428/1193
摘要： A plasmon-generator of the invention is configured to include a first configuration member including a near-field light generating end surface; and a second configuration member joined and integrated with the first configuration member and not including the near-field light generating end surface. The first configuration member is configured to contain Au as a primary component and to contain any one or more elements selected from a group of Co, Fe, Sb, Nb, Zr, Ti, Hf, and Ta, and is configured so that a content percentage X1 of the contained element is within a range between 0.2 at % or more and 2.0 at % or less. Thereby, thermostability, optical characteristic, and the process stability are satisfied. Also, heat dissipation and heat generation suppression effect are extremely superior.
摘要翻译：本发明的等离子体发生器被构造成包括包括近场光产生端面的第一配置构件; 以及第二构造构件，其与所述第一构造构件接合并且一体化，并且不包括所述近场光产生端面。第一配置构件被配置为包含Au作为主要成分并且包含选自Co，Fe，Sb，Nb，Zr，Ti，Hf和Ta中的任何一种或多种元素，并且被配置为使得含量所含有的元素的X1的比例在0.2at％以上且2.0at％以下的范围内。由此，满足热稳定性，光学特性和工艺稳定性。此外，散热和发热抑制效果非常优异。

10. 发明申请

US20140043948A1 PLASMON GENERATOR AND THERMALLY-ASSISTED MAGNETIC RECORDING HEAD HAVING THE SAME 有权
标题翻译：具有相同功能的等离子发生器和热辅助磁记录头
公开(公告)号：US20140043948A1
公开(公告)日：2014-02-13
申请号：US13568542
申请日：2012-08-07
申请人： Kei HIRATA , Ryo HOSOI , Keita KAWAMORI , Tetsuya ROPPONGI
发明人： Kei HIRATA , Ryo HOSOI , Keita KAWAMORI , Tetsuya ROPPONGI
IPC分类号： H01S3/00 , G11B13/04
CPC分类号： G11B13/08 , G02B5/008 , G02B6/1226 , G11B5/3133 , G11B5/314 , G11B5/6088 , G11B2005/0021 , Y10T428/1171 , Y10T428/1193
摘要： A plasmon-generator of the invention is configured to include a first configuration member including a near-field light generating end surface; and a second configuration member joined and integrated with the first configuration member and not including the near-field light generating end surface. The first configuration member is configured to contain Au as a primary component and to contain any one or more elements selected from a group of Co, Fe, Sb, Nb, Zr, Ti, Hf, and Ta, and is configured so that a content percentage X1 of the contained element is within a range between 0.2 at % or more and 2.0 at % or less. Thereby, thermostability, optical characteristic, and the process stability are satisfied. Also, heat dissipation and heat generation suppression effect are extremely superior.
摘要翻译：本发明的等离子体发生器被构造成包括包括近场光产生端面的第一配置构件; 以及第二构造构件，其与所述第一构造构件接合并且一体化，并且不包括所述近场光产生端面。第一配置构件被配置为包含Au作为主要成分并且包含选自Co，Fe，Sb，Nb，Zr，Ti，Hf和Ta中的任何一种或多种元素，并且被配置为使得含量所含有的元素的X1的比例在0.2at％以上且2.0at％以下的范围内。由此，满足热稳定性，光学特性和工艺稳定性。此外，散热和发热抑制效果非常优异。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式