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    • 7. 发明授权
    • Organic light emitting diode display device
    • 有机发光二极管显示装置
    • US07486027B2
    • 2009-02-03
    • US11239003
    • 2005-09-30
    • Chang Hwan LeeHoon Ju Chung
    • Chang Hwan LeeHoon Ju Chung
    • G05G3/10G09G3/30
    • G09G3/3283G09G3/3241G09G2300/0417G09G2310/027G09G2320/0233G09G2320/0285G09G2320/043G09G2360/145
    • An organic light emitting diode display device comprising a display panel, a plurality of light emitting diodes arranged on the display panel and having an optical amount varied according to a current amount, a sample/hold unit for supplying a current to the light emitting diodes, a D/A converter for controlling a current amount supplied to the light emitting diodes from the sample/hold unit by controlling a current amount supplied from the sample/hold unit according to image information, and a voltage controller for conducting or shielding a current between the D/A converter and the sample/hold unit by outputting a second bias voltage of which loss voltage has been compensated according to a characteristic of a transistor provided at the D/A converter to the D/A converter by receiving a first bias voltage.
    • 一种有机发光二极管显示装置,包括显示面板,布置在显示面板上并具有根据电流量而变化的光量的多个发光二极管,用于向发光二极管提供电流的采样/保持单元, D / A转换器,用于通过根据图像信息控制从采样/保持单元提供的电流量来控制从采样/保持单元提供给发光二极管的电流量;以及电压控制器,用于导电或屏蔽电流 D / A转换器和采样/保持单元,通过根据D / A转换器提供的晶体管的特性,通过接收第一偏置电压输出已经补偿了损耗电压的第二偏置电压 。