Patent ID: 8471834

Claim:
A display device wherein in a plan view of a layout structure of wiring, the display device comprising: a first terminal group of scanning line terminals, a first group of power supply lines, and a matrix of pixels, wherein a first power wiring line is electrically connected to a power supply line of the first group and a different power supply line of the first group, the first terminal group being between a first group of the pixels and said first power wiring line, wherein one of the pixels is electrically connected to said power supply line of the first group and a scanning line, said scanning line being electrically connected to one of the scanning line terminals from the first terminal group, wherein said one of the pixels has a writing transistor and a driving transistor, said scanning line being electrically connected to a gate electrode of the writing transistor, wherein a line width of said first power wiring line is wider than a line width of said scanning line.