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    • 2. 发明申请
    • SENSING CIRCUIT FOR RECOGNIZING MOVEMENT AND MOVEMENT RECOGNIZING METHOD THEREOF
    • 用于识别运动的感测电路和运动识别方法
    • US20150260846A1
    • 2015-09-17
    • US14454603
    • 2014-08-07
    • Electronics and Telecommunications Research Institute
    • Chun-Gi LYUHJung Hee SUKYoung-deuk JEONTae Moon ROH
    • G01S17/58G01S7/481
    • G01S17/58G01S7/4912G01S17/003
    • Provided is a sensing circuit for recognizing a movement including: at least one light emitting device outputting light; at least one light receiving device receiving the light reflected by an object on the light emitting device and generating a plurality of current signals proportional to an amount of incident light; a signal conversion unit converting the plurality of current signals into a plurality of digital signals; a recognition unit measuring a synthetic digital signal to determine whether an object moves by receiving the plurality of current signals; and a control unit controlling the recognition unit, wherein the recognition unit generates a clock signal for the synthetic digital signal greater than a critical value and measures a count generated by the clock signal; and the control unit determines whether the object moves through a comparison of the count and a reference value.
    • 提供一种用于识别移动的感测电路,包括:至少一个输出光的发光装置; 至少一个光接收装置,其接收由所述发光装置上的物体反射的光,并产生与入射光量成比例的多个电流信号; 信号转换单元,将所述多个电流信号转换成多个数字信号; 识别单元,测量合成数字信号,以通过接收多个电流信号来确定对象是否移动; 以及控制单元,其控制所述识别单元,其中所述识别单元生成大于临界值的所述合成数字信号的时钟信号,并测量由所述时钟信号产生的计数; 并且控制单元确定对象是否通过计数和参考值的比较来移动。
    • 6. 发明申请
    • MOTOR DRIVING METHOD AND OPERATING METHOD THEREOF
    • 电机驱动方法及其运行方法
    • US20150084556A1
    • 2015-03-26
    • US14201163
    • 2014-03-07
    • Electronics and Telecommunications Research Institute
    • Jimin OHMinki KIMJung Hee SUKSewan HEOYil Suk YANG
    • H02P6/08
    • H02P6/08H02P6/15
    • Provided is a motor driving circuit which transmits a driving signal to a motor, including a gate driver generating the driving signal corresponding to a pulse width modulation signal, a pulse width modulation signal generator generating the pulse width modulation signal according to Hall sensor signals received from Hall sensors mounted in the motor, a current sensor measuring a link current provided to the gate driver, a low pass filter outputting a filter current that high frequency components are removed from the measured link current, and a minimum power consumption estimating unit generating a lead angle according to a start signal with reference to the filter current, wherein the pulse with modulating signal is changed according to the lead angle.
    • 提供了一种电动机驱动电路,其将驱动信号发送到电动机,包括产生与脉宽调制信号相对应的驱动信号的栅极驱动器,脉宽调制信号发生器,根据接收到的霍尔传感器信号产生脉宽调制信号 安装在电动机中的霍尔传感器,测量提供给栅极驱动器的链路电流的电流传感器,输出从所测量的链路电流中除去高频分量的滤波电流的低通滤波器,以及产生引线的最小功耗估计单元 相对于滤波器电流根据起始信号的角度,其中具有调制信号的脉冲根据引导角度而改变。
    • 7. 发明申请
    • POSITION SIGNAL COMPENSATION UNIT OF MOTOR, AND MOTOR INCLUDING THE SAME
    • 电机的位置信号补偿单元和包括它的电机
    • US20150002062A1
    • 2015-01-01
    • US14148142
    • 2014-01-06
    • Electronics and Telecommunications Research Institute
    • Minki KIMYil Suk YANGJimin OHJung Hee SUKSewan HEO
    • H02P6/16
    • H02P6/16
    • Provided is a motor including a motor driving unit outputting a plurality of switching signals and any one of estimated three-phase voltages, in response to a control signal and a compensated position signal; a pulse width modulation (PWM) inverter outputting three-phase voltages and any one of estimated three-phase currents corresponding to the one estimated phase voltage, in response to the plurality switching signals; a motor unit operating based on the three-phase voltages and outputting a position signal according to the operation; and a position signal compensation unit receiving the position signal, the estimated phase voltage and the estimated phase current, detecting a phase difference between the estimated phase voltage and the estimated phase current and compensating for the position signal in response to the detected phase difference.
    • 提供一种电动机,其包括电动机驱动单元,其响应于控制信号和补偿位置信号而输出多个开关信号和估计的三相电压中的任一个; 响应于所述多个开关信号,输出三相电压和对应于所述一个估计相电压的估计三相电流中的任一个的脉宽调制(PWM)变换器; 基于三相电压工作的电动机单元,并根据操作输出位置信号; 以及位置信号补偿单元,接收位置信号,估计相电压和估计相电流,检测估计相电压和估计相电流之间的相位差,并响应于检测到的相位差补偿位置信号。