P‐71: OLED Pixel Design Employing a Novel Current Scaling Scheme

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Abstract
A new active matrix organic light emitting diode (AMOLED) pixel design is proposed by employing a novel current scaling scheme and verified by SPICE simulation. The new pixel design scales down the data current more effectively to guarantee less charging time, compared with conventional current mirror structure, as well as compensates the variation of the electrical characteristics of poly‐Si TFTs, such as threshold voltage and mobility.