Patent ID: 9709861
Date: 2017-07-18
CPC Classifications: G02F

Claim:
1. A liquid crystal display device comprising: a first substrate; a first conductive film over the first substrate; a first insulating film over the first conductive film; a semiconductor film over and in contact with the first insulating film, part of the semiconductor film overlapping with the first conductive film; a second conductive film and a third conductive film each over and in contact with the semiconductor film; a second insulating film over the second conductive film and the third conductive film; a pixel electrode over and in contact with the third conductive film; a first alignment film over the pixel electrode; a liquid crystal over the first alignment film; a second alignment film over the liquid crystal; a second substrate over the second alignment film; a fourth conductive film over the first substrate; a fifth conductive film over and in contact with the fourth conductive film and the first insulating film; and a sixth conductive film in contact with the fifth conductive film, wherein the semiconductor film comprises: wherein each of the pixel electrode and the sixth conductive film comprises indium and zinc.