When a resistance load inverter is used to control lighting/non-lighting of a pixel, in accordance with characteristic variations of a transistor forming the resistance load inverter, variations occur in light emission of each pixel. As an inverter in a pixel, an N channel transistor and a P channel...http://www.google.com/patents/US20060164359?utm_source=gb-gplus-sharePatent US20060164359 - Semiconductor device, display device and electronic apparatus
