Regulating circuit
    1.
    发明专利
    Regulating circuit 有权
    调节电路

    公开(公告)号:JP2011118395A

    公开(公告)日:2011-06-16

    申请号:JP2010269743

    申请日:2010-11-16

    CPC classification number: H05B33/0896 G09G3/3208 G09G2310/0289 G09G2330/028

    Abstract: PROBLEM TO BE SOLVED: To provide a regulating circuit for controlling a pixel having an LED, the regulating circuit achieved at a reduced cost with respect to circuit technology, and showing high reliability. SOLUTION: The regulating circuit for regulating a screen pixel having a light-emitting diode includes at least one operational amplifier (11) having a first input terminal (12), a second input terminal (13) and an output terminal (16), wherein a measuring signal (U mess ) dependent on the flow of a current through a driver transistor of the light-emitting diode is applicable to the first input terminal (12); a circuit network (15, 15') comprising active and/or passive components, and at least one capacitor (C) are connected to the second input terminal (13) of the operational amplifier; the circuit network (15, 15') has a plurality of input terminals (U 1 to U n ) to which a digital reference signal is applicable; and the output terminal (16) of the operational amplifier (11) is connected to a data line of the pixel. COPYRIGHT: (C)2011,JPO&INPIT

    Abstract translation: 要解决的问题:为了提供一种用于控制具有LED的像素的调节电路,调节电路相对于电路技术以降低的成本实现,并且显示出高可靠性。 解决方案:用于调节具有发光二极管的屏幕像素的调节电路包括至少一个具有第一输入端(12),第二输入端(13)和输出端(16)的运算放大器 ),其中取决于通过所述发光二极管的驱动器晶体管的电流的流量的测量信号(U SB)可应用于所述第一输入端子; 包括有源和/或无源部件的电路网络(15,15')和至少一个电容器(C)连接到运算放大器的第二输入端子(13); 电路网络(15,15')具有可应用数字参考信号的多个输入端子(U 1 至U n ); 并且运算放大器(11)的输出端(16)连接到像素的数据线。 版权所有(C)2011,JPO&INPIT

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