公开(公告)号：US20190206955A1

公开(公告)日：2019-07-04

申请号：US16219127

申请日：2018-12-13

Applicant: LG Display Co., Ltd.

Inventor： SeungHan PAEK ,  Hyunil KO

IPC: H01L27/32

Abstract: An electroluminescent display device includes a substrate, a circuit device layer provided on the substrate and having a first contact hole, a first electrode provided on the circuit device layer, a bank provided on the first electrode and configured to define a first emission area comprising a first sub emission area for exposing a first portion of the first electrode, and a second sub emission area for exposing a second portion of the first electrode, a first sub emission layer provided in the first sub emission area, and a second sub emission layer provided in the second sub emission area, wherein an area between the first sub emission area and the second sub emission area is overlapped with the first contact hole of the circuit device layer.