公开(公告)号：US10083993B2

公开(公告)日：2018-09-25

申请号：US15631528

申请日：2017-06-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Won Choi ,  So Young Lee

IPC: H01L27/14 ,  H01L29/04 ,  H01L29/15 ,  H01L31/036 ,  H01L27/12

CPC classification number: H01L27/1244 ,  H01L27/124

Abstract: A display device is disclosed. In one aspect, the display device includes a substrate, a first signal line formed over the substrate and a first insulating layer formed over the substrate and the first signal line. The display device also includes a second signal line formed over the first insulating layer and including an overlapping area that overlaps the first signal line, a second insulating layer formed over the second signal line and having a via hole that exposes at least a part of the overlapping area. The display device further includes an auxiliary wiring layer covering the via hole and connected to the overlapping area through the via hole.