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    • 5. 发明授权
    • Electrical connection for a laser diode in a tar head
    • 焦油头中激光二极管的电气连接
    • US08411535B1
    • 2013-04-02
    • US13308348
    • 2011-11-30
    • Toshiki HiranoFu-Ying HuangBarry Cushing Stipe
    • Toshiki HiranoFu-Ying HuangBarry Cushing Stipe
    • G11B11/00
    • G11B5/105G11B2005/0021
    • The present invention generally relates to electrically connecting a laser diode to a slider and head assembly of a TAR head in a HDD. The laser diode is coupled to a sub-mount. The laser diode and the sub-mount are coupled to the top surface of the slider and/or the head assembly. Either the slider, the head assembly or both have bond pads exposed through their respective top surfaces to provide an electrical connection to both the laser diode and the sub-mount. Both the laser diode and the sub-mount have electrodes thereon that are perpendicular to the bond pads and are in contact with the bond pads. Conductive bonding material is used to not only bond the laser diode and the sub-mount to the bond pads, but also to electrically connect the bond pads to the electrodes.
    • 本发明一般涉及将激光二极管电连接到HDD中的TAR头的滑块和头部组件。 激光二极管耦合到子安装座。 激光二极管和子安装件联接到滑块和/或头组件的顶表面。 滑块,头部组件或两者都具有通过其相应的顶表面暴露的接合焊盘,以提供与激光二极管和副安装座的电连接。 激光二极管和子座都具有垂直于接合焊盘并且与接合焊盘接触的电极。 导电接合材料不仅用于将激光二极管和副安装座接合到接合焊盘,而且还将接合焊盘电连接到电极。
    • 9. 发明授权
    • Slider with integrated thermally-assisted recording (TAR) head and long laser diode with optical body for directing laser radiation
    • 滑块具有集成的热辅助记录(TAR)头和长激光二极管,具有用于引导激光辐射的光学体
    • US08184507B1
    • 2012-05-22
    • US12969307
    • 2010-12-15
    • Toshiki HiranoBarry Cushing StipeTimothy Carl Strand
    • Toshiki HiranoBarry Cushing StipeTimothy Carl Strand
    • G11B11/00
    • G11B5/6088G11B5/1278G11B5/314G11B2005/0021
    • A thermally-assisted recording (TAR) slider has an integrated TAR head and an integrated long laser diode, like an external-cavity VCSEL. The TAR head is integrated with the slider at the trailing end and includes an optical waveguide having a grating coupler oriented in a plane generally parallel to the slider trailing end, and a near-field transducer (NFT) at the slider air-bearing surface (ABS) and coupled to the waveguide. A carrier is attached to the slider front end and supports the external-cavity VCSEL so that the linear path of its output laser beam is directed from the slider front end to the slider trailing end. An optical body is attached to the slider trailing end and has an input surface for receipt of the laser radiation from the laser diode, an output surface for directing the laser radiation to the grating coupler, and at least one reflective surface for turning the laser radiation from the input surface to the output surface.
    • 热辅助记录(TAR)滑块具有集成的TAR头和集成的长激光二极管,如外腔VCSEL。 TAR头与后端的滑块一体化,并且包括光导体,其具有在大致平行于滑块后端的平面中定向的光栅耦合器,以及在滑块空气轴承表面处的近场换能器(NFT) ABS)并耦合到波导。 载体附接到滑块前端并支撑外腔VCSEL,使得其输出激光束的线性路径从滑块前端引导到滑块后端。 光学主体附接到滑块后端,并且具有用于接收来自激光二极管的激光辐射的输入表面,用于将激光辐射引导到光栅耦合器的输出表面,以及用于转动激光辐射的至少一个反射表面 从输入表面到输出表面。
    • 10. 发明授权
    • Slider with integrated thermally-assisted recording (TAR) head and integrated long laser diode
    • 滑块具有集成的热辅助记录(TAR)头和集成的长激光二极管
    • US08107326B1
    • 2012-01-31
    • US12946420
    • 2010-11-15
    • Toshiki HiranoBarry Cushing StipeTimothy Carl Strand
    • Toshiki HiranoBarry Cushing StipeTimothy Carl Strand
    • G11B11/00
    • G11B5/314G11B5/6088G11B2005/0005G11B2005/0021
    • A thermally-assisted recording (TAR) slider has an integrated TAR head and an integrated laser diode. The laser diode may be an external-cavity VCSEL that includes a semiconductor substrate with the VCSEL formed on one surface, an external cavity on the opposite surface, and an output third mirror on the output surface of the external cavity. The TAR head is integrated with the slider at the trailing end and includes an optical waveguide having a grating coupler oriented in a plane generally parallel to the slider trailing end, and a near-field transducer (NFT) at the slider air-bearing surface (ABS) and coupled to the waveguide. A carrier is attached to the slider and has a base portion that supports the external-cavity VCSEL so that the linear path of its output laser beam is aligned with and oriented orthogonal to the plane of the grating coupler. The grating coupler receives the laser radiation and turns it 90 degrees into the waveguide, which directs the laser radiation to the NFT at the ABS.
    • 热辅助记录(TAR)滑块具有集成的TAR头和集成的激光二极管。 激光二极管可以是外腔VCSEL,其包括在一个表面上形成有VCSEL的半导体衬底,在相对表面上的外部空腔,以及在外部空腔的输出表面上的输出第三反射镜。 TAR头与后端的滑块一体化,并且包括光导体,其具有在大致平行于滑块后端的平面中定向的光栅耦合器,以及在滑块空气轴承表面处的近场换能器(NFT) ABS)并耦合到波导。 载体附接到滑块,并且具有支撑外腔VCSEL的基部,使得其输出激光束的线性路径与光栅耦合器的平面对齐并定向。 光栅耦合器接收激光辐射并将其转动90度到波导中,其将激光辐射引导到ABS处的NFT。