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    • 1. 发明授权
    • Apparatus for wafer grinding
    • 晶圆研磨设备
    • US09120194B2
    • 2015-09-01
    • US13188028
    • 2011-07-21
    • Kuo-Hsiu WeiKei-Wei ChenYing-Lang WangChun-Ting Kuo
    • Kuo-Hsiu WeiKei-Wei ChenYing-Lang WangChun-Ting Kuo
    • B24B7/22B24D7/14
    • B24B7/228B24D7/14
    • A grinding wheel comprises an outer base with a first attached grain pad; and an inner frame with a second attached grain pad; and a spindle axis shared by the outer base and the inner frame, wherein at least one of the outer base and the inner frame can move independently along the shared spindle axis; and wherein the outer base, the inner frame, and the shared spindle axis all have a same center. A grinding system comprises an above said grinding wheel, and a wheel head attached to the shared spindle axis, capable of moving vertically, in addition to a motor driving the grinding wheel to spin; and a chuck table for fixing a wafer on top of the chuck table; wherein the grinding wheel overlaps a portion of the chuck table, each capable of spinning to the opposite direction of another.
    • 砂轮包括具有第一附接谷物垫的外基部; 以及具有第二附着谷物垫的内框架; 以及由所述外基座和所述内框架共享的主轴,其中所述外基座和所述内框架中的至少一个可以沿着所述共享主轴轴线独立地移动; 并且其中所述外基座,所述内框架和所述共享主轴轴线都具有相同的中心。 研磨系统包括上述砂轮和附接到共享主轴轴线的能够垂直移动的砂轮头,除了驱动砂轮旋转的马达之外, 以及用于将晶片固定在卡盘台顶部的卡盘台; 其中所述砂轮与所述卡盘台的一部分重叠,所述卡盘台的每一个能够沿相反方向旋转。
    • 7. 发明申请
    • DRIVING CIRCUIT OF LIGHT EMITTING DIODE
    • 发光二极管的驱动电路
    • US20110156604A1
    • 2011-06-30
    • US12975362
    • 2010-12-22
    • Chun-Ting KuoChun-Fu LinCheng-Han Hsieh
    • Chun-Ting KuoChun-Fu LinCheng-Han Hsieh
    • H05B37/02H05B41/24H05B37/00
    • H05B33/0827
    • A driving circuit of a light emitting diode (LED) is provided, including a driving unit, a current pre-charging unit and a feedback selecting unit. The driving unit outputs a driving power to drive the LEDs and outputs at least a first feedback signal according to the current conducted by the LEDs. The current pre-charging unit is coupled to an output of the driving unit to provide a current path to the driving unit and generates a second feedback signal according to a current conducted by the current pre-charging unit. The feedback selecting unit selects and outputs one of first feedback signals or the second feedback signal according to an enable signal, and the driving unit adjusts the driving power according to an output of the feedback selecting unit so as to maintain a current driving capability of the driving circuit to provide a sufficient current to drive the LEDs.
    • 提供了一种发光二极管(LED)的驱动电路,包括驱动单元,电流预充电单元和反馈选择单元。 驱动单元输出用于驱动LED的驱动电力,并且根据由LED传导的电流至少输出第一反馈信号。 当前预充电单元耦合到驱动单元的输出端以提供到驱动单元的电流路径,并根据当前预充电单元传导的电流产生第二反馈信号。 反馈选择单元根据使能信号选择并输出第一反馈信号或第二反馈信号中的一个,并且驱动单元根据反馈选择单元的输出来调整驱动功率,以保持驱动能力 驱动电路以提供足够的电流来驱动LED。
    • 8. 发明申请
    • ACTIVE TOUCH PANEL VOLTAGE COMPENSATION CIRCUIT
    • 主动触控面板电压补偿电路
    • US20090231286A1
    • 2009-09-17
    • US12046906
    • 2008-03-12
    • Chun-Ting Kuo
    • Chun-Ting Kuo
    • G06F3/041
    • G06F3/044G06F3/045
    • An active touch panel voltage compensation circuit, which is to improve voltage distribution in the border of an electrode layer of a touch panel, comprises: a power supply unit provides an initial voltage to a plurality of voltage-applying points of the electrode layer. A differential amplifier unit sets a calibration level. The differential amplifier unit is coupled to a plurality of detection points to obtain a plurality of detected voltages, and compares the detected voltages with the calibration level to obtain a plurality of deviation values. A processing unit works out the compensation voltages for the voltage-applying points according to the deviation values, generates a plurality of gain-modulation signals according to the compensation voltages and sends the gain-modulation signals to the power supply unit. The power supply unit regulates the initial voltage to the plurality of compensation voltages so that the detected voltages can reach the calibration level.
    • 一种用于改善触摸面板的电极层边界的电压分布的有源触摸屏电压补偿电路包括:电源单元向电极层的多个施加电压点提供初始电压。 差分放大器单元设置校准电平。 差分放大器单元耦合到多个检测点以获得多个检测电压,并将检测到的电压与校准电平进行比较以获得多个偏差值。 处理单元根据偏差值来计算施加电压的补偿电压,根据补偿电压产生多个增益调制信号,并将增益调制信号发送到电源单元。 电源单元调节多个补偿电压的初始电压,使得检测到的电压可以达到校准水平。
    • 10. 发明授权
    • Apparatus and method for driving light emitting diode
    • 用于驱动发光二极管的装置和方法
    • US09099044B2
    • 2015-08-04
    • US12897794
    • 2010-10-05
    • Chun-Ting KuoChun-Fu LinCheng-Han Hsieh
    • Chun-Ting KuoChun-Fu LinCheng-Han Hsieh
    • G06F3/038G09G3/34
    • G09G3/342
    • A driving apparatus for driving at least one first light emitting diode unit and a second light emitting diode unit includes a data transmitting unit and a driving unit. The data transmitting unit is used for receiving and storing driving data. The driving data includes first data corresponding to a first driving signal and second data corresponding to a second driving signal. The driving unit divides the first driving signal into a plurality of first sub-driving signals and the second driving signal into a plurality of second sub-driving signals, and then alternately outputs the first sub-driving signals and the second sub-driving signals to alternately drive the first light emitting diode unit and the second light emitting diode unit.
    • 用于驱动至少一个第一发光二极管单元和第二发光二极管单元的驱动装置包括数据发送单元和驱动单元。 数据发送单元用于接收和存储驾驶数据。 驱动数据包括对应于第一驱动信号的第一数据和对应于第二驱动信号的第二数据。 驱动单元将第一驱动信号分成多个第一子驱动信号,将第二驱动信号分成多个第二子驱动信号,然后交替地将第一副驱动信号和第二副驱动信号输出到 交替地驱动第一发光二极管单元和第二发光二极管单元。