b626bc89_tsugi_JP___Patent_applications__Description
[Patent application number] 20110114936 [Published] 05-19-2011 [Description] 
DISPLAY DEVICE AND MANUFACTURING METHOD OF THE DISPLAY DEVICE - It is an object of the present invention to provide a technique to manufacture a highly reliable display device at a low cost with high yield. A display device according to the present invention includes a semiconductor layer including an impurity region of one conductivity type; a gate insulating layer, a gate electrode layer, and a wiring layer in contact with the impurity region of one conductivity type, which are provided over the semiconductor layer; a conductive layer which is formed over the gate insulating layer and in contact with the wiring layer; a first electrode layer in contact with the conductive layer; an electroluminescent layer provided over the first electrode layer; and a second electrode layer, where the wiring layer is electrically connected to the first electrode layer with the conductive layer interposed therebetween.
Kengo Akimoto, Atsugi JP - Patent applications