公开(公告)号：US20220302231A1

公开(公告)日：2022-09-22

申请号：US17696413

申请日：2022-03-16

Applicant: Samsung Display Co., LTD.

Inventor： Yong Duck SON ,  Ki-Hoon HA ,  Chan-Hyun PARK ,  Won Ho JANG ,  Myung Koo HUR

IPC: H01L27/32

Abstract: A display device includes a common voltage line disposed on a substrate, a passivation layer disposed on the common voltage line, a connection electrode disposed on the passivation layer and electrically connected to the common voltage line, a pixel definition layer disposed on the connection electrode and including a first opening, an emission layer disposed on the pixel definition layer, and a common electrode disposed on the emission layer and electrically connected to the connection electrode through the first opening, wherein the passivation layer includes a second opening surrounding the first opening.