公开(公告)号：US20180323244A1

公开(公告)日：2018-11-08

申请号：US16035308

申请日：2018-07-13

Applicant: LG DISPLAY CO., LTD.

Inventor： Jonghyeok IM ,  SeJune KIM ,  Joonsuk LEE ,  SoJung LEE ,  Jin-Hee JANG ,  JaeSung LEE

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3246 ,  H01L27/3276 ,  H01L27/3279 ,  H01L51/5228 ,  H01L51/5237 ,  H01L2251/5315

Abstract: A method of manufacturing an organic light emitting display device can include providing a source electrode, a drain electrode and a signal pad on a substrate; providing a passivation layer on the source electrode, the drain electrode and the signal pad, providing a planarization layer on the passivation layer; providing a anode electrode connected with the source electrode or drain electrode, and providing an auxiliary electrode spaced apart from the anode electrode; providing a contact hole for exposing the signal pad by removing a predetermined portion of the passivation layer; providing a bank on one side and the other side of the anode electrode and one side and the other side of the auxiliary electrode; providing an organic emitting layer on the anode electrode; and providing a cathode electrode connected with the auxiliary electrode and provided on the organic emitting layer, in which the signal pad includes a lower signal pad, a central signal pad and an upper signal pad, and the central signal pad is surrounded by the lower signal pad, the upper signal pad and the passivation layer.

公开(公告)号：US20180203062A1

公开(公告)日：2018-07-19

申请号：US15923114

申请日：2018-03-16

Applicant: LG DISPLAY CO., LTD.

Inventor： JaeSung LEE ,  Joonsuk LEE

IPC: G01R31/3177 ,  H01L27/32 ,  G01R31/317 ,  G01R31/3185 ,  G06F11/26 ,  H01L51/56 ,  H01L51/52 ,  H01L27/12

CPC classification number: G01R31/3177 ,  G01R31/31723 ,  G01R31/31727 ,  G01R31/318555 ,  G01R31/318572 ,  G06F11/26 ,  H01L27/1222 ,  H01L27/1225 ,  H01L27/1248 ,  H01L27/3246 ,  H01L27/3248 ,  H01L27/3258 ,  H01L27/3262 ,  H01L51/5212 ,  H01L51/5215 ,  H01L51/5228 ,  H01L51/5253 ,  H01L51/56 ,  H01L2227/323 ,  H01L2251/301 ,  H01L2251/308 ,  H01L2251/5315

Abstract: Disclosed is an organic light emitting display (OLED) device that may include a thin film transistor on a substrate; a first electrode electrically connected with the thin film transistor; an organic emitting layer on the first electrode, the organic emitting layer separated by a partition; a partition cover on the partition; a second electrode on the organic emitting layer; and an encapsulation layer on the second electrode, wherein a width of an upper surface of the partition cover is smaller than a width of a lower surface of the partition cover.

公开(公告)号：US20180175133A1

公开(公告)日：2018-06-21

申请号：US15896909

申请日：2018-02-14

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.