Patent ID: 8947337
Filing Date: 2015-02-03
Classification: G02F,G09G,H01L

Abstract:
1. A display device comprising: a pixel portion including a plurality of pixels; and a circuit, wherein the circuit includes a plurality of first transistors, wherein each of the plurality of pixels includes a second transistor and a display element, wherein gates of the plurality of first transistors are electrically connected to each other, wherein at least one of first terminals of the plurality of first transistors is electrically connected to a first wiring, at least another one of the first terminals of the plurality of first transistors is electrically connected to a second wiring, and at least another one of the first terminals of the plurality of first transistors is electrically connected to a third wiring, wherein all of second terminals of the plurality of first transistors are electrically connected to the pixel portion, wherein the gates of the plurality of first transistors are in a floating state, and wherein each of the plurality of first transistors and the second transistor includes an oxide semiconductor.