公开(公告)号：US20210134923A1

公开(公告)日：2021-05-06

申请号：US16915426

申请日：2020-06-29

Applicant: Samsung Display Co., LTD.

Inventor： Jee Hoon KIM ,  Shin Hyuk YANG ,  Jong Moo HUH ,  Dong Han KANG ,  Min Chul SHIN ,  Jun Ki LEE ,  Jae Seol CHO

IPC: H01L27/32 ,  H01L51/52

Abstract: A display device includes a substrate which includes a display area and a non-display area, a transistor disposed in the display area, a pad disposed in the non-display area, and an insulating layer which is disposed on the transistor and defines an opening which overlaps the pad in a plan view. The pad includes a main layer, a first auxiliary layer on the main layer, and a second auxiliary layer on the first auxiliary layer, and the second auxiliary layer defines the opening.