Patent ID: 8890859

Claim:
A display device comprising: a pixel portion comprising: a data line; and a plurality of pixels arranged along the data line, each of the plurality of pixels comprising: a display element comprising a pixel electrode and a common electrode; and a first transistor electrically connected to the data line and the pixel electrode; a data driver electrically connected to the data line; and a protection circuit electrically connected to the data line, wherein the pixel portion is located between the data driver and the protection circuit, and wherein the protection circuit comprises a second transistor and a third transistor each comprising a first terminal, a second terminal, and a gate, wherein the first terminal of the second transistor is electrically connected to the gate of the second transistor, and wherein the second terminal of the second transistor is electrically connected to the data line, the first terminal of the third transistor, and the gate of the third transistor.