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    • 19. 发明申请
    • PIXEL AND ORGANIC LIGHT-EMITTING DIODE (OLED) DISPLAY HAVING THE SAME
    • 像素和有机发光二极管(OLED)显示器
    • US20150287362A1
    • 2015-10-08
    • US14656449
    • 2015-03-12
    • Samsung Display Co., Ltd.
    • Jae-Sic LeeSeung-Kyu Lee
    • G09G3/32
    • G09G3/3258G09G3/3233G09G3/3266G09G3/3275G09G3/3291G09G2300/0819G09G2300/0861G09G2310/0251G09G2320/0233G09G2320/0238G09G2330/028
    • A pixel and an organic light-emitting diode (OLED) display having the same are disclosed. In one aspect, a pixel includes an OLED including an anode and a cathode and configured to emit light corresponding to data signals applied during first and second frame periods. Each of the first and second frame periods includes a first discharge period and a light-emitting period subsequent to the first discharge period. The pixel also includes a pixel circuit configured to control light emission of the OLED, apply a first voltage to the anode during the light-emitting period, apply a second voltage to the cathode, the second voltage having a voltage level less than that of the first voltage, and apply a third voltage to the anode so as to discharge the anode during the first discharge period. The second voltage has different voltage levels during the first and second frame periods.
    • 公开了具有该像素的像素和有机发光二极管(OLED)显示器。 在一个方面,像素包括包括阳极和阴极的OLED并且被配置为发射与在第一和第二帧周期期间施加的数据信号相对应的光。 第一和第二帧周期中的每一个包括第一放电周期和第一放电周期之后的发光周期。 像素还包括被配置为控制OLED的发光的像素电路,在发光期间向阳极施加第一电压,向阴极施加第二电压,第二电压的电压电平小于 第一电压,并且向阳极施加第三电压,以在第一放电期间对阳极进行放电。 第二电压在第一和第二帧周期期间具有不同的电压电平。