公开(公告)号：US09929226B2

公开(公告)日：2018-03-27

申请号：US15157327

申请日：2016-05-17

Applicant: LG Display Co., Ltd.

Inventor： Jonghyeok Im ,  Joonsuk Lee

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3276 ,  H01L27/3246 ,  H01L51/5212 ,  H01L51/5218 ,  H01L51/5221 ,  H01L51/5228 ,  H01L2227/323

Abstract: An organic light emitting display device is disclosed that includes a substrate including an active area and a pad area; a thin-film transistor (TFT) including a drain electrode, a source electrode, and a gate electrode; an anode electrode; an organic emitting layer; a cathode electrode; and a pad area of the substrate provided with a signal pad that is in a same layer as the drain electrode and the source electrode, the pad area including a first pad electrode on the signal pad, and a second pad electrode on the first pad electrode.

公开(公告)号：US09923175B2

公开(公告)日：2018-03-20

申请号：US15434257

申请日：2017-02-16

Applicant: LG Display Co., Ltd.

Inventor： SeJune Kim ,  Joonsuk Lee ,  SoJung Lee ,  Jin-Hee Jang ,  Jonghyeok Im ,  JaeSung Lee

IPC: H01L51/56 ,  H01L51/00 ,  H01L27/32 ,  H01L51/52 ,  H01L27/12

CPC classification number: H01L51/56 ,  H01L27/1248 ,  H01L27/3246 ,  H01L27/3248 ,  H01L27/3258 ,  H01L27/326 ,  H01L27/3262 ,  H01L27/3276 ,  H01L51/0023 ,  H01L51/5203 ,  H01L51/5212 ,  H01L51/5228 ,  H01L51/5237 ,  H01L2227/323

Abstract: Provided are an organic light-emitting display apparatus and a method of manufacturing the same. An organic light-emitting display apparatus includes: a substrate including an active area and a pad area, an anode electrode in the active area, an organic emission layer on the anode electrode, a cathode electrode on the organic emission layer, an auxiliary electrode connected to the cathode electrode, a signal pad in the pad area, and a first pad electrode connected to the signal pad, the first pad electrode covering a top of the signal pad, the first pad electrode being configured to prevent the top of the signal pad from being corroded, wherein the auxiliary electrode includes a first auxiliary electrode and a second auxiliary electrode connected to the first auxiliary electrode through a contact hole, and wherein the first pad electrode includes a same material as the first auxiliary electrode.