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    • 8. 发明申请
    • ORGANIC EL DISPLAY APPARATUS AND DRIVING METHOD THEREFOR
    • 有机EL显示装置及其驱动方法
    • US20070229428A1
    • 2007-10-04
    • US11693931
    • 2007-03-30
    • Katsumi NakagawaSomei KawasakiMasami IsekiYutaka Inaba
    • Katsumi NakagawaSomei KawasakiMasami IsekiYutaka Inaba
    • G09G3/36
    • G09G3/3233G09G2300/0819G09G2300/0861G09G2310/0262G09G2320/043
    • An organic EL display apparatus has a driving circuit. In the driving circuit, the source and drain of a driving transistor and the anode and cathode of an organic EL device are connected in series between voltage sources. A current passes between the source and drain of the driving transistor and between the anode and cathode of the organic EL device in accordance with a voltage between the gate and source of the driving transistor. Consequently, the organic EL device emits light. In order to store the voltage in the capacitor, a constant voltage source is connected to the gate of the driving transistor and the above-described series connection is disconnected at the source of the driving transistor and connected to a signal source. Then, a current signal output from the signal source passes between the source and drain of the driving transistor, and charges are stored in a capacitor in accordance with the current signal.
    • 有机EL显示装置具有驱动电路。 在驱动电路中,驱动晶体管的源极和漏极以及有机EL器件的阳极和阴极串联连接在电压源之间。 根据驱动晶体管的栅极和源极之间的电压,电流在驱动晶体管的源极和漏极之间以及有机EL器件的阳极和阴极之间通过。 因此,有机EL器件发光。 为了将电压存储在电容器中,将恒定电压源连接到驱动晶体管的栅极,并且上述串联连接在驱动晶体管的源极处断开并连接到信号源。 然后,从信号源输出的电流信号在驱动晶体管的源极和漏极之间通过,并且根据电流信号将电荷存储在电容器中。
    • 9. 发明授权
    • Rotor position determination device of rotating electric machine and control device of rotating electric machine
    • 旋转电机转子位置确定装置及旋转电机控制装置
    • US07026774B2
    • 2006-04-11
    • US11188674
    • 2005-07-25
    • Yutaka InabaMasakatsu TakahashiTomohiro Nakagawa
    • Yutaka InabaMasakatsu TakahashiTomohiro Nakagawa
    • H02P5/28
    • H02P6/185
    • A rotor position determination device for determining a position of a rotor of a rotating electric machine relative to m-phase (m is an integer equal to or more than 2) armature coils, the rotating electric machine including a stator having the m-phase armature coils, and the rotor having a magnetic field, includes: transient current energizing means for performing, for each of the m-phase armature coils, a transient current energizing process for temporarily applying a DC voltage to the armature coil of each phase of the rotating electric machine to pass a transient current through the armature coil of each phase; and rotor position determination means for detecting the transient current passed through each of the m-phase armature coils and determining the position of the rotor relative to the m-phase armature coils from the detected transient currents.
    • 一种用于确定旋转电机的转子相对于m相(m为2以上的整数)的电枢线圈的位置的转子位置确定装置,所述旋转电机包括具有所述m相电枢的定子 线圈和具有磁场的转子包括:瞬态电流激励装置,用于对每个所述m相电枢线圈执行用于将DC电压临时施加到所述旋转的每相的电枢线圈的瞬时电流通电处理 电机通过每相电枢线圈的瞬态电流; 以及转子位置确定装置,用于检测通过每个m相电枢线圈的瞬态电流,并根据检测到的瞬态电流确定转子相对于m相电枢线圈的位置。