公开(公告)号：US11877463B2

公开(公告)日：2024-01-16

申请号：US17336875

申请日：2021-06-02

Applicant: LG DISPLAY CO., LTD.

Inventor： Dong Hyeok Lim ,  Bo Seong Kim ,  Hwa Yong Shin ,  Ji Hyung Lee

IPC: H10K50/17 ,  H10K50/15 ,  H10K59/12 ,  H10K85/60

CPC classification number: H10K50/17 ,  H10K50/15 ,  H10K59/12 ,  H10K85/60 ,  H10K85/615 ,  H10K85/6572 ,  H10K85/6574

Abstract: Discussed is a light emitting display device which enables a common layer having high hole conductivity among common layers in respective stacks to include a material having a high orientation factor value so as to prevent generation of leakage current between subpixels and ensure high efficiency and a long lifespan.