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    • 2. 发明授权
    • Apparatus and method for driving inertial sensor
    • 用于驾驶惯性传感器的装置和方法
    • US08978471B2
    • 2015-03-17
    • US13464735
    • 2012-05-04
    • Chang Hyun Kim
    • Chang Hyun Kim
    • G01C19/56G01C25/00
    • G01C25/005
    • Disclosed herein are an apparatus and a method for driving an inertial sensor. The apparatus for driving an inertial sensor includes a detection unit that detects first acceleration detection voltage and detects angular velocity detection voltage when a wake up signal is input; a wake up signal generation unit that generates the wake up signal when the total of acceleration detection voltage is larger than predetermined voltage; a phase conversion unit that generates driving voltage and inversion driving voltage of the corresponding axis; a driving unit that vibrates the inertial sensor; and a control unit that performs a control to wake up the detection unit, the phase conversion unit, and the driving unit or convert them into a sleep mode according to a control signal, whereby power consumption can be minimized in an apparatus requiring low power like mobile environment.
    • 这里公开了用于驱动惯性传感器的装置和方法。 用于驱动惯性传感器的装置包括:检测单元,其检测第一加速度检测电压并在唤醒信号被输入时检测角速度检测电压; 唤醒信号产生单元,当加速度检测电压的总和大于预定电压时产生唤醒信号; 相位转换单元,其产生相应轴的驱动电压和反相驱动电压; 使惯性传感器振动的驱动单元; 以及控制单元,其执行用于唤醒检测单元,相位转换单元和驱动单元的控制,或者根据控制信号将其转换为休眠模式,从而在需要低功率的设备中能够最小化功耗,如 移动环境。
    • 5. 发明申请
    • APPARATUS AND METHOD FOR DETECTING GYRO SENSOR SIGNAL
    • 检测GYRO传感器信号的装置和方法
    • US20130312516A1
    • 2013-11-28
    • US13540358
    • 2012-07-02
    • Seung Chul PyoChang Hyun Kim
    • Seung Chul PyoChang Hyun Kim
    • G01P15/14
    • G01C19/5776
    • Disclosed herein are an apparatus and a method for detecting a gyro sensor signal. The apparatus includes: a preamplifier unit outputting sensing voltage and inverse phase sensing voltage; a sample and hold unit holding the sensing voltage and the inverse phase sensing voltage for a predetermined period at a predetermined point in time; an averaging unit removing offset; a current passing unit providing a current path of output voltage of the averaging unit; a comparing unit comparing a signal output from the averaging unit and reference voltage with each other to output a comparison signal; and a pulse counter unit generating and outputting a count signal that is in proportion to a width of the comparison signal.
    • 这里公开了一种用于检测陀螺传感器信号的装置和方法。 该装置包括:前置放大器单元输出感测电压和反相感测电压; 采样和保持单元,其在预定时间点保持感测电压和反相感测电压达预定周期; 平均单位去除偏移; 电流通过单元,提供平均单元的输出电压的电流路径; 比较单元,将来自所述平均单元的输出信号与参考电压进行比较,以输出比较信号; 以及产生并输出与比较信号的宽度成比例的计数信号的脉冲计数器单元。
    • 6. 发明申请
    • INERTIAL SENSOR CONTROL MODULE AND METHOD
    • 惯性传感器控制模块和方法
    • US20130282326A1
    • 2013-10-24
    • US13546238
    • 2012-07-11
    • Kyung Rin KimByoung Won HwangChang Hyun Kim
    • Kyung Rin KimByoung Won HwangChang Hyun Kim
    • G06F15/00G01P15/00
    • G01P15/18G01C19/5776
    • Disclosed herein is an inertial sensor control module including: at least one inertial sensor including a driving mass and at least two pads connected to the driving mass; a driving unit applying a received control signal to the inertial sensor to drive the driving mass; a controlling unit connected to the driving unit and generating the control signal to transfer the control signal to the driving unit; and a sensing unit connected between the inertial sensor and the controlling unit and detecting information on whether the driving mass is in an abnormal resonance state for the control signal to transfer the detected information to the controlling unit.
    • 本文公开了一种惯性传感器控制模块,包括:至少一个惯性传感器,包括驱动质量块和至少两个连接到驱动质量块的焊盘; 将接收的控制信号施加到所述惯性传感器以驱动所述驱动质量块的驱动单元; 连接到所述驱动单元并产生所述控制信号以将所述控制信号传送到所述驱动单元的控制单元; 以及连接在所述惯性传感器和所述控制单元之间的感测单元,并且检测关于所述驱动质量是否处于用于所述控制信号的异常共振状态的信息以将检测到的信息传送到所述控制单元的信息。
    • 9. 发明申请
    • METHOD FOR CONTROLLING AN INVERTER FOR DRIVING A SWING MOTOR
    • 用于控制用于驱动电动机的逆变器的方法
    • US20120326638A1
    • 2012-12-27
    • US13518190
    • 2010-12-23
    • Chang Hyun Kim
    • Chang Hyun Kim
    • H02P3/12
    • H02P3/22H02M1/32H02P27/06H02P29/0241
    • The present disclosure relates to a method of controlling an inverter for driving a swing motor, and particularly, maximally generates braking torque of the swing motor upon generation of failure of the inverter by switching on/off a lower-phase switch or an upper-phase switch of the inverter in order to prevent an upper swing body from freely rotating which is generated when a semiconductor switch of the inverter is switched off upon the generation of over-current and over-voltage of the inverter that drives the swing motor, thereby being capable of protecting the inverter, rapidly stopping the upper swing body, and preventing the risk of accidents.
    • 本发明涉及一种控制用于驱动回转马达的逆变器的方法,特别是通过接通/切断低相位开关或上相位来最大限度地产生回转马达故障时的制动转矩 逆变器的开关,以便防止在摆动马达的逆变器的过电流和过电压的产生时逆变器的半导体开关被切断时产生的上摆动体自由旋转,从而成为 能够保护变频器,快速停止上部摆动体,并防止发生事故的危险。