Patent ID: 9070593
Filing Date: 2015-06-30
Classification: G02F,G09G,H01L

Abstract:
1. A semiconductor device comprising: a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth transistor, and a sixth transistor, wherein a gate of the first transistor is electrically connected to a first wiring, wherein a first terminal of the first transistor is electrically connected to the first wiring, wherein a second terminal of the first transistor is electrically connected to a gate of the third transistor, wherein a first terminal of the second transistor is electrically connected to a second wiring, wherein a second terminal of the second transistor is electrically connected to the gate of the third transistor, wherein a first terminal of the third transistor is electrically connected to the first wiring, wherein a second terminal of the third transistor is electrically connected to a gate of the sixth transistor, wherein a gate of the fourth transistor is electrically connected to a third wiring, wherein a first terminal of the fourth transistor is electrically connected to the second wiring, wherein a second terminal of the fourth transistor is electrically connected to the gate of the sixth transistor, wherein a first terminal of the fifth transistor is electrically connected to the second wiring, wherein a second terminal of the fifth transistor is electrically connected to the gate of the sixth transistor, wherein a first terminal of the sixth transistor is electrically connected to the second wiring, and wherein a second terminal of the sixth transistor is electrically connected to a fourth wiring.