Patent ID: 11966136
Assignee: JAPAN DISPLAY INC.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 3:
4. A display device comprising:
a substrate;
a display region in which a plurality of pixels are provided;
a peripheral region located between an edge of the substrate and the display region;
a plurality of signal lines configured to supply signals to respective switching elements provided in the pixels;
a plurality of terminals arrayed in a first direction in the peripheral region of the substrate;
a plurality of wiring lines coupling the terminals and the signal lines in the peripheral region;
a first metal layer, a second metal layer, a third metal layer, a fourth metal layer, a first insulating film, a second insulating film, and a third insulating film that are provided in the peripheral region,
wherein the first metal layer, the second metal layer, the third metal layer, and the fourth metal layer are provided in different layers in a direction perpendicular to the substrate,
wherein the first insulating film is provided between the first metal layer and the second metal layer, the second insulating film is provided between the second metal layer and the third metal layer, and the third insulating film is provided between the first metal layer and the fourth metal layer,
wherein the terminals include a first terminal, a second terminal, a third terminal, a fourth terminal, and a fifth terminal,
wherein the second terminal is provided between the first terminal and the third terminal,
wherein the fourth terminal is provided between the third terminal and the fifth terminal,
wherein the wiring lines include a first wiring line led out from the first terminal, a second wiring line led out from the second terminal, a third wiring line led out from the third terminal, a fourth wiring line led out from the fourth terminal, and a fifth wiring line led out from the fifth terminal, and
wherein the fifth wiring line composed of the third metal layer is provided overlapping the first wiring line composed of the first metal layer and the fourth wiring line composed of the fourth metal layer in plan view.