Patent ID: 8324621
Filing Date: 2012-12-04
Classification: B82Y,H01L

Abstract:
1. A semiconductor device comprising: a pixel portion including a first transistor and a driver circuit portion including a second transistor, the pixel portion and the driver circuit portion being provided over a substrate, the first transistor and the second transistor each comprising: a first gate wiring formed from a same layer as the gate electrode layer of the first transistor; a second gate wiring formed from a same layer as the gate electrode layer of the second transistor; and a connection wiring formed from a same layer as the source electrode layer and the drain electrode layer of the second transistor, and in electrical contact with the first gate wiring through the second gate wiring, wherein the gate electrode layer, the source electrode layer, and the drain electrode layer of the first transistor comprise an oxide conductive layer, and wherein the gate electrode layer, the source electrode layer, and the drain electrode layer of the second transistor comprise a metal layer.