几种OLED有源驱动电路中像素单元电路的分析

液晶与显示 , 2004, 19(6): 462-467. doi: 10.3969/j.issn.1007-2780.2004.06.012

几种OLED有源驱动电路中像素单元电路的分析

谢强 ^1, , 李宏建 ^2, , 黄永辉 ^3, , 代国章 ^4, , 彭景翠 ^5,

1.湖南大学,应用物理系,湖南,长沙,410082

2.湖南大学,应用物理系,湖南,长沙,410082;中南大学,物理科学与技术学院,湖南,长沙,410083

3.湖南大学,应用物理系,湖南,长沙,410082

4.湖南大学,应用物理系,湖南,长沙,410082

5.湖南大学,应用物理系,湖南,长沙,410082

基金项目: 湖南省杰出青年科学基金(03JJY1008) 中国博士后科学基金(2004035083)

关键词： OLED , 有源驱动 , 阈值电压补偿

Analyses of Several Pixel Driving Circuits for AM-OLED

在有机电致发光器件两管单元有源驱动电路的基础上,分析了几种四管单元电流控制型和电压控制型的驱动电路,它们都能补偿TFT阈值电压的漂移,但都有各自的优缺点:前者能准确地调节显示的灰度,但它的响应速度慢;后者的响应速度快,但不能准确地调节显示的灰度.

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几种OLED有源驱动电路中像素单元电路的分析

Analyses of Several Pixel Driving Circuits for AM-OLED

参考文献