Invention Grant
US08823612B2 Organic el display device 有权
有机EL显示装置

Organic el display device
Abstract:
An organic electro-luminescence (EL) display device including: above a substrate, scanning lines; data lines; emissive pixels disposed near cross-points of the scanning lines and the data lines; and power supply lines for supplying currents to the emissive pixels, wherein the emissive pixels each have: a switching thin film transistor having a gate to which a scan signal is supplied via one of the scanning lines; a current control thin film transistor for controlling a current to be applied to the emissive pixel, in accordance with the voltage determined based on a data voltage supplied from one of the data lines via the switching thin film transistor; and an organic EL element to which a current is supplied from one of the power supply lines via the current control thin film transistor, the organic EL element including a lower electrode, an organic light-emissive layer, and an upper electrode.
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