Patent ID: 8530897
Filing Date: 2013-09-10
Classification: H01L

Abstract:
1. A display device comprising: a driver circuit comprising an inverter circuit including a first thin film transistor and a second thin film transistor, the first thin film transistor and the second thin film transistor each comprising: wherein the first thin film transistor and the second thin film transistor are enhancement type thin film transistors and have a same conductivity type, wherein the first thin film transistor comprises a gate terminal and a first terminal, which are electrically connected to a first power supply line, wherein the second thin film transistor comprises a gate terminal configured to be supplied with an input signal, a first terminal electrically connected to a second terminal of the first thin film transistor, and a second terminal electrically connected to a second power supply line, and wherein potential of the first power supply line is higher than potential of the second power supply line.