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    • 1. 发明申请
    • Method and apparatus for improved disk damper in a hard disk drive
    • 用于改进硬盘驱动器中的磁盘阻尼器的方法和装置
    • US20060171064A1
    • 2006-08-03
    • US11357824
    • 2006-04-17
    • Yun-Sik HanYoung-Hoon KimHae-Sung KwonHyung LeeHong-Taek Lim
    • Yun-Sik HanYoung-Hoon KimHae-Sung KwonHyung LeeHong-Taek Lim
    • G11B17/00
    • G11B17/038
    • The invention includes a disk damper containing an extended area located on the upstream side of the head stack assembly. The extended area is joined to a tail section. In the extended area, the disk damper provides a wall near the neighboring rotating disk surface that extends from the outside diameter to the inside diameter of the rotating disk surface. Experimental results have shown that this provides much more consistent dampening of disk vibrations and vibrations of a head stack assembly positioned anywhere from the inside diameter to the outside diameter. The hard disk drive including the disk damper. Using the disk damper in a hard disk drive to improve the reliability of the hard disk drive during track following. Making the hard disk drive using the disk damper, and the hard disk drive as a product of that manufacturing process.
    • 本发明包括一个盘式阻尼器,该盘式阻尼器包含位于头部堆叠组件的上游侧的延伸区域。 延伸区域连接到尾部。 在扩展区域中,盘式减震器在相邻的旋转盘表面附近提供了一个壁,该壁从外径延伸到旋转盘表面的内径。 实验结果表明,这提供了从内径到外径位于任何地方的磁头堆叠组件的盘振动和振动的更一致的衰减。 硬盘驱动器包括磁盘阻尼器。 在硬盘驱动器中使用磁盘风扇,以提高跟踪期间硬盘驱动器的可靠性。 使用磁盘阻尼器和硬盘驱动器作为该制造过程的产物制作硬盘驱动器。
    • 3. 发明申请
    • Method and apparatus using embedded sensor in a piezoelectric micro-actuator in a hard disk drive
    • 在硬盘驱动器中的压电微致动器中使用嵌入式传感器的方法和装置
    • US20070165333A1
    • 2007-07-19
    • US11334623
    • 2006-01-17
    • Hae-sung KwonHyung Lee
    • Hae-sung KwonHyung Lee
    • G11B5/56
    • G11B5/5556G11B5/4826G11B5/4873G11B5/5552G11B5/6011
    • A piezoelectric sensor-actuator, including a piezoelectric sensor bonded through non-conductive adhesive to a piezoelectric actuator to determine the pressure and/or temperature near the coupled slider. The piezoelectric actuator contributes to slider positioning. The piezoelectric sensor determines the experienced stress-strain. The hard disk drive uses the piezoelectric sensor-actuator creates a stress-strain measurement, a sensor spectrum, deriving the temperature estimate and/or the pressure estimate from said sensor spectrum, and operating at least one positioning control group member based upon the temperature estimate and/or pressure estimate. The micro-actuator containing at least one of the piezoelectric sensor-actuators, flexure finger, head gimbal assembly, head stack assembly, an actuator assembly, an embedded circuit, and the hard disk drive. The invention includes manufacturing methods and the piezoelectric sensor-actuator, the micro-actuator, the head gimbal assembly, the actuator assembly, the head stack assembly, the embedded circuit, and the hard disk drive as products.
    • 压电传感器致动器,包括通过非导电粘合剂粘合到压电致动器的压电传感器,以确定耦合的滑块附近的压力和/或温度。 压电执行器有助于滑块定位。 压电传感器决定经验的应力应变。 硬盘驱动器使用压电传感器 - 致动器创建应力 - 应变测量,传感器光谱,从所述传感器光谱导出温度估计和/或压力估计,以及基于温度估计来操作至少一个定位控制组成员 和/或压力估计。 微致动器包含至少一个压电传感器 - 致动器,弯曲指头,头部万向节组件,头部堆叠组件,致动器组件,嵌入式电路和硬盘驱动器。 本发明包括制造方法和压电传感器 - 致动器,微致动器,头万向架组件,致动器组件,头组件组件,嵌入式电路和作为产品的硬盘驱动器。
    • 6. 发明申请
    • Method and apparatus using micro-actuator stroke sensitivity estimates in a hard disk drive
    • 在硬盘驱动器中使用微执行器行程灵敏度估计的方法和装置
    • US20060109585A1
    • 2006-05-25
    • US11329851
    • 2006-01-10
    • Dong LeeYoung-Hoon KimVinod SharmaHyung Lee
    • Dong LeeYoung-Hoon KimVinod SharmaHyung Lee
    • G11B5/596
    • G11B5/5552G11B5/596
    • Operating micro-actuator using stroke sensitivity estimate including controlling micro-actuator directing read-write head toward track using stroke sensitivity to create micro-actuator stimulus signal. Servo controller may support operating micro-actuator. Method of estimating may be used to create stroke sensitivity during at least initialization/calibration of manufacturing hard disk drive. Embedded circuit may include servo controller. Hard disk drive may include servo controller, possibly embedded circuit, coupled to voice coil motor, to provide micro-actuator stimulus signal driving micro-actuator. Invention includes making servo controller, possibly embedded circuit, and/or hard disk drive. Servo controller, embedded circuit, and hard disk drive are products of these processes.
    • 使用行程灵敏度估计的操作微执行器,包括使用行程灵敏度控制微执行器将读写头引导到轨迹,以产生微致动器刺激信号。 伺服控制器可以支持操作微执行器。 在制造硬盘驱动器的至少初始化/校准期间,可以使用估计方法来创建行程灵敏度。 嵌入式电路可能包括伺服控制器。 硬盘驱动器可能包括伺服控制器,可能的嵌入式电路,耦合到音圈电机,以提供微执行器激励信号驱动微执行器。 本发明包括制造伺服控制器,可能的嵌入式电路和/或硬盘驱动器。 伺服控制器,嵌入式电路和硬盘驱动器都是这些过程的产物。
    • 9. 发明申请
    • Integrated optical modulator and method for manufacturing the same
    • 集成光调制器及其制造方法
    • US20070036478A1
    • 2007-02-15
    • US11304031
    • 2005-12-15
    • Woo KimWoo YangHan LeeHyung Lee
    • Woo KimWoo YangHan LeeHyung Lee
    • G02F1/01
    • G02F1/3558G02F1/2255
    • An integrated optical modulator and method for manufacturing thereof are disclosed. The integrated optical modulator comprises a carrier wave band modulator using a double sideband modulation method and an intermediate frequency band modulator using a single sideband modulation method. The carrier wave band modulator and the intermediate frequency band modulator are connected in series. A method for manufacturing an integrated optical modulator comprises preparing a substrate having at least one polarization reversed section, forming a first optical waveguide part and a second optical waveguide part on the substrate, forming a buffer layer over the first and second optical waveguide parts, forming sequentially a first electrode part and a second electrode part over the first optical waveguide part, and forming a third electrode part over the second optical waveguide part.
    • 公开了一种集成光调制器及其制造方法。 集成光调制器包括使用双边带调制方法的载波频带调制器和使用单边带调制方法的中频带调制器。 载波调制器和中频带调制器串联连接。 一种集成光调制器的制造方法,其特征在于,准备具有至少一个极化反转部的基板,在所述基板上形成第一光波导部和第二光波导部,在所述第一和第二光波导部上形成缓冲层, 依次在第一光波导部分上方的第一电极部分和第二电极部分,并且在第二光波导部分上形成第三电极部分。