公开(公告)号：US20180102498A1

公开(公告)日：2018-04-12

申请号：US15649498

申请日：2017-07-13

Applicant: Samsung Display Co., Ltd.

Inventor： Jae Min SHIN ,  Woong Sik KIM ,  Won Sang PARK ,  Seung Bae KANG ,  Min Woo KIM ,  Jong Ho HONG

IPC: H01L51/52 ,  H01L27/32 ,  G09G3/3233

CPC classification number: H01L51/5218 ,  G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0243 ,  G09G2310/0251 ,  G09G2310/0262 ,  G09G2330/028 ,  H01L27/3248 ,  H01L27/3276 ,  H01L51/5209 ,  H01L51/5234 ,  H01L2251/5315

Abstract: An organic light-emitting display device is provided. The organic light-emitting display device comprises a substrate, a thin-film transistor (TFT) disposed on the substrate, an overcoat layer disposed on the TFT, a first electrode disposed on the overcoat layer and including a lower electrode layer, an intermediate electrode layer, which is disposed on the lower electrode layer, and an upper electrode layer, which is disposed on the intermediate electrode layer, an emission layer disposed on the first electrode, and a second electrode disposed on the emission layer, wherein the first electrode includes a first area in which the lower electrode layer, the intermediate electrode layer and the upper electrode layer are sequentially stacked and a second area in which the lower electrode layer and the upper electrode layer are sequentially stacked.