公开(公告)号：US11569331B2

公开(公告)日：2023-01-31

申请号：US16951615

申请日：2020-11-18

Applicant: Samsung Display Co., LTD.

Inventor： Young Hoon Yoo ,  Kang-Woo Kim ,  Kyung Hoon Park ,  Yong Jae Jang

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/56 ,  G09G3/3208

Abstract: A display device includes a pixel array disposed in a display area, a connection pad disposed in a pad area, and a transfer wiring electrically connected to the connection pad to transfer a signal to the pixel array. The pixel array includes a light-emitting element including a first electrode including a multi-layered structure including a metal layer and a metal oxide layer, an organic light-emitting layer disposed on the first electrode, and a second electrode disposed on the organic light-emitting layer. The connection pad includes an upper pad conductive layer having a single-layered structure including a metal oxide.