SUBSTRATE UNIT FOR DISPLAY DEVICE, DISPLAY DEVICE AND WIRING SUBSTRATE UNIT

摘要

It is an object to provide a substrate unit for a display device, a display device and a wiring substrate unit that can be configured to improve the degree of freedom for wiring design, and to miniaturize wiring disposed areas while to suppress wiring malfunction. A substrate unit for a display device, which has such a structure that a plurality of interlayer insulating films and not less than three wiring layers are alternatively stacked on a side of a main surface of a substrate, is provided with data wires positioned at the third wiring layer from the substrate or a wiring layer that is higher in position than the third layer.