公开(公告)号：US20240215394A1

公开(公告)日：2024-06-27

申请号：US18392165

申请日：2023-12-21

Applicant: LG Display Co., Ltd.

Inventor： Eonho CHA ,  GyuHyeong HAN ,  HunBae IM ,  Yoonseok LEE ,  Jonghoon YEO

IPC: H10K59/80 ,  H10K59/122

CPC classification number: H10K59/873 ,  H10K59/122

Abstract: An electroluminescent display device includes a substrate including an active area and a non-active area surrounding the active area; a planarization layer over the substrate; an anode on the planarization layer; an organic layer on the anode and absent at a laser ablation area in the non-active area to surround the active area, a portion of the organic layer disposed outside the laser ablation area; a cathode on the organic layer and absent at the laser ablation area, a portion of the cathode disposed outside the laser ablation area; an encapsulation substrate above the substrate; and a dam at the laser ablation area between the substrate and the encapsulation substrate.