Servo control circuit
    2.
    发明授权
    Servo control circuit 有权
    伺服控制电路

    公开(公告)号:US07746019B2

    公开(公告)日:2010-06-29

    申请号:US12026756

    申请日:2008-02-06

    申请人: Hui-Yen Hsieh

    发明人: Hui-Yen Hsieh

    IPC分类号: G05B11/32

    摘要: The present invention discloses a servo control circuit comprising: a first node for receiving a control voltage; a second node for receiving a feedback voltage; an operational amplifier controlling a current on a path according to the voltages at the first and second nodes, the path including an internal voltage node thereon; an analog to digital converter (ADC) for converting the voltage at the internal voltage node to a digital signal; and a control logic circuit for generating a servo control signal according to the digital signal.

    摘要翻译: 本发明公开了一种伺服控制电路,包括:第一节点,用于接收控制电压; 用于接收反馈电压的第二节点; 运算放大器,根据第一和第二节点处的电压来控制路径上的电流,该路径包括其上的内部电压节点; 用于将内部电压节点处的电压转换为数字信号的模数转换器(ADC); 以及用于根据数字信号产生伺服控制信号的控制逻辑电路。

    Bi-direction driver IC and method for bi-directionally driving an object
    3.
    发明授权
    Bi-direction driver IC and method for bi-directionally driving an object 有权
    双向驱动器IC和用于双向驱动物体的方法

    公开(公告)号:US08228011B2

    公开(公告)日:2012-07-24

    申请号:US12704733

    申请日:2010-02-12

    申请人: Hui-Yen Hsieh

    发明人: Hui-Yen Hsieh

    IPC分类号: H02P1/00

    CPC分类号: H02P7/05 H02M1/08 Y10T307/549

    摘要: The present invention discloses a bi-direction driver IC and a method for bi-directionally driving an object. The method comprises: providing a first and a second integrated circuit (IC) chips, coupled with an object to be driven, wherein each of the first and second IC chips is capable of single-directionally driving the object; providing a reverse current path in each of the first and second IC chips; driving the object in a first direction by the first IC chip, wherein current flows through the reverse current path in the second IC chip; and driving the object in a second direction by the second IC chip, wherein current flows through the reverse current path in the first IC chip.

    摘要翻译: 本发明公开了一种双向驱动器IC和用于双向驱动物体的方法。 该方法包括:提供与被驱动物体耦合的第一和第二集成电路(IC)芯片,其中第一和第二IC芯片中的每一个都能单向驱动物体; 在第一和第二IC芯片的每一个中提供反向电流路径; 通过第一IC芯片沿第一方向驱动物体,其中电流流过第二IC芯片中的反向电流路径; 并且通过第二IC芯片沿第二方向驱动物体,其中电流流过第一IC芯片中的反向电流路径。

    Bi-Direction Driver IC and Method for Bi-Directionally Driving an Object
    4.
    发明申请
    Bi-Direction Driver IC and Method for Bi-Directionally Driving an Object 有权
    双向驱动器IC和双向驱动物体的方法

    公开(公告)号:US20110199029A1

    公开(公告)日:2011-08-18

    申请号:US12704733

    申请日:2010-02-12

    申请人: Hui-Yen Hsieh

    发明人: Hui-Yen Hsieh

    IPC分类号: H02P31/00 H02J4/00

    CPC分类号: H02P7/05 H02M1/08 Y10T307/549

    摘要: The present invention discloses a bi-direction driver IC and a method for bi-directionally driving an object. The method comprises: providing a first and a second integrated circuit (IC) chips, coupled with an object to be driven, wherein each of the first and second IC chips is capable of single-directionally driving the object; providing a reverse current path in each of the first and second IC chips; driving the object in a first direction by the first IC chip, wherein current flows through the reverse current path in the second IC chip; and driving the object in a second direction by the second IC chip, wherein current flows through the reverse current path in the first IC chip.

    摘要翻译: 本发明公开了一种双向驱动器IC和用于双向驱动物体的方法。 该方法包括:提供与被驱动物体耦合的第一和第二集成电路(IC)芯片,其中第一和第二IC芯片中的每一个都能单向驱动物体; 在第一和第二IC芯片的每一个中提供反向电流路径; 通过第一IC芯片沿第一方向驱动物体,其中电流流过第二IC芯片中的反向电流路径; 并且通过第二IC芯片沿第二方向驱动物体,其中电流流过第一IC芯片中的反向电流路径。

    Servo Control Circuit
    5.
    发明申请
    Servo Control Circuit 有权
    伺服控制电路

    公开(公告)号:US20090195207A1

    公开(公告)日:2009-08-06

    申请号:US12026756

    申请日:2008-02-06

    申请人: Hui-Yen Hsieh

    发明人: Hui-Yen Hsieh

    IPC分类号: G05B19/29

    摘要: The present invention discloses a servo control circuit comprising: a first node for receiving a control voltage; a second node for receiving a feedback voltage; an operational amplifier controlling a current on a path according to the voltages at the first and second nodes, the path including an internal voltage node thereon; an analog to digital converter (ADC) for converting the voltage at the internal voltage node to a digital signal; and a control logic circuit for generating a servo control signal according to the digital signal.

    摘要翻译: 本发明公开了一种伺服控制电路,包括:第一节点,用于接收控制电压; 用于接收反馈电压的第二节点; 运算放大器,根据第一和第二节点处的电压来控制路径上的电流,该路径包括其上的内部电压节点; 用于将内部电压节点处的电压转换为数字信号的模数转换器(ADC); 以及用于根据数字信号产生伺服控制信号的控制逻辑电路。