Patent ID: 9482912
Filing Date: 2016-11-01
CPC Classification: G02F

Claim Text:
1. A circuit board comprising: a substrate, a driver circuit for driving a pixel provided on the substrate, a first external connection terminal and a second external connection terminal provided on the substrate, the first external connection terminal and the second external connection terminal not being electrically connected to each other, wherein the circuit board further includes a wiring that is arranged just below the first and second external connection terminals, and in a layer lower than the first and second external connection terminals to overlap therewith, the wiring includes a first connection wiring that is electrically connected to the first external connection terminal, the first connection wiring overlaps with the second external connection terminal to which the first connection wiring is not electrically connected, the first connection wiring is perpendicular to the first external connection terminal and the second external connection terminal, the second external connection terminal is electrically connected to another wiring which is different from the first connection wiring, the first and the second external connection terminals extend in the same direction in parallel with each other from a display region; wherein the wiring further includes a second connection wiring that is electrically connected to the second external connection terminal, and not electrically connected to the first external connection terminal, and the first connection wiring is arranged in a first layer and the second connection wiring is arranged in a second layer different from the first layer to overlap therewith and parallel with each other.