公开(公告)号：US20210175306A1

公开(公告)日：2021-06-10

申请号：US17179825

申请日：2021-02-19

Applicant: Samsung Display Co., Ltd.

Inventor： Chulmin BAE ,  Changok KIM ,  Jihye HAN

IPC: H01L27/32 ,  H01L51/52

Abstract: Provided is a display device including an organic insulating layer; a pixel electrode on the organic insulating layer; a pixel defining layer configured to cover an edge of the pixel electrode, having an opening corresponding to the pixel electrode, the pixel defining layer including a first layer including an inorganic insulating material and a second layer having less light transmittance in a first wavelength band than the first layer; an intermediate layer on a portion of the pixel electrode exposed via the opening, and including an emission layer; and an opposite electrode on the intermediate layer.