公开(公告)号：US20240334801A1

公开(公告)日：2024-10-03

申请号：US18741440

申请日：2024-06-12

Applicant: LG Display Co., Ltd.

Inventor： Juhyuk KIM ,  Yongsun JO ,  Deuksoo JUNG ,  Junggil LEE

IPC: H10K71/00 ,  H10K59/121 ,  H10K59/126 ,  H10K59/88

CPC classification number: H10K71/00 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/126 ,  H10K59/88 ,  H10K71/861

Abstract: A display device includes: a substrate on which circuit elements constituting a pixel are arranged; a repair pattern arranged overlying the substrate; a buffer layer covering the repair pattern; an active layer arranged overlying the buffer layer; a conductive layer which is arranged overlying the active layer and on which electrodes of the circuit elements are arranged; an overcoat layer covering the conductive layer, and a light emitting element arranged overlying the overcoat layer. The repair pattern is arranged in such a manner that one region thereof overlaps the active layer.

公开(公告)号：US20210202589A1

公开(公告)日：2021-07-01

申请号：US17128892

申请日：2020-12-21

Applicant: LG Display Co., Ltd.

Inventor： Yongsun JO ,  Deuksoo JUNG ,  Sikyu LEE ,  Jinuk KIM

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

Abstract: A display device includes: a substrate on which a first pixel displaying a first color and a second pixel displaying a second color are placed; a circuit element layer formed on the substrate and in which circuit elements are placed; a passivation layer placed on the circuit element layer; an overcoat layer on the passivation layer; a light absorption layer formed between the passivation layer and the overcoat layer in a non-emission area, and containing a colorant; an anode electrode of a light-emitting element formed in an emission area of the first pixel and an emission area of the second pixel; an emission layer of the light-emitting element covering the anode electrode; and a cathode electrode of the light-emitting element formed on the emission layer, wherein the overcoat layer is formed in an area except the emission area of the first pixel, and the first color is a white color.

公开(公告)号：US20180123078A1

公开(公告)日：2018-05-03

申请号：US15700385

申请日：2017-09-11

Applicant: LG Display Co., Ltd.

Inventor： WooJung BYUN ,  HanGyu JUNG ,  Yongsun JO ,  SungSoo KIM

IPC: H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5206 ,  H01L27/12 ,  H01L27/3246 ,  H01L27/3262 ,  H01L27/3272 ,  H01L27/3279 ,  H01L51/5228

Abstract: Disclosed is an organic light emitting display device that may include a substrate having an active area and a pad area, a passivation layer provided on the active area of the substrate, an anode electrode provided on the passivation layer, a bank layer for defining a pixel region on the anode electrode, an organic emitting layer provided on the bank layer and connected with the anode electrode, a cathode electrode provided on the organic emitting layer, and an auxiliary electrode electrically connected with the cathode electrode and provided under the passivation layer, wherein a contact hole for exposing the auxiliary electrode is provided in the passivation layer, the auxiliary electrode includes a lower auxiliary electrode and an upper auxiliary electrode, and the cathode electrode is in contact with an upper surface of the lower auxiliary electrode via the contact hole.

公开(公告)号：US20210202674A1

公开(公告)日：2021-07-01

申请号：US17138212

申请日：2020-12-30

Applicant: LG Display Co., Ltd.

Inventor： Yongsun JO ,  WooJung BYUN ,  Deuksoo JUNG ,  Juhyuk KIM

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

Abstract: A display device includes a substrate where a pixel is placed, and including an emission area and a wire area adjacent to the emission area; at least one wire formed on the substrate in the wire area; multiple insulation layers formed on the at least one wire; an anode electrode formed on the multiple insulation layers in the emission area; an emission layer formed on the anode electrode, and covering the anode electrode; and a cathode electrode formed on the emission layer, wherein the at least one wire formed on the substrate applies a signal to the pixel, the multiple insulation layers cover the at least one wire, and at least one of the multiple insulation layers is formed in a region of the substrate except at least one region or all regions of the emission area.

公开(公告)号：US20210202662A1

公开(公告)日：2021-07-01

申请号：US17128929

申请日：2020-12-21

Applicant: LG Display Co., Ltd.

Inventor： Yongsun JO ,  Woojung BYUN ,  Hangyu JUNG ,  Deuksoo JUNG

IPC: H01L27/32

Abstract: Provided are a display device and a method of manufacturing the display device, the display device including a substrate including a pixel area where a pixel is placed, and a wire area where wires connected to the pixel are placed, a first power line placed on the substrate, and through which driving power is applied to the pixel, an active layer including a first connection pattern, a second connection pattern, and a third connection pattern that are placed above the first power line in the wire area, the third connection pattern being connected to the first power line, and a first gate line connected to the first connection pattern, and a second gate line connected to the second connection pattern, the first gate line and the second gate line being placed on the active layer in the wire area, wherein the first to the third connection pattern are island-shaped electrodes.

公开(公告)号：US20210202661A1

公开(公告)日：2021-07-01

申请号：US17128869

申请日：2020-12-21

Applicant: LG Display Co., Ltd.

Inventor： Juhyuk KIM ,  Deuksoo JUNG ,  Yongsun JO

IPC: H01L27/32 ,  H01L51/56

Abstract: Provided are a display device and a method of repairing the display device, wherein a defective pixel is repaired using a bankless structure that includes a repair pattern.

公开(公告)号：US20210202631A1

公开(公告)日：2021-07-01

申请号：US17129110

申请日：2020-12-21

Applicant: LG Display Co., Ltd.

Inventor： Yongsun JO ,  Deuksoo JUNG ,  Woojung BYUN ,  Juhyuk KIM ,  Youngho KIM ,  Gunwoo LEE ,  Hangyu JUNG

IPC: H01L27/32 ,  H01L51/56

Abstract: A display device having a bankless structure may comprises: a substrate on which pixels including an emission area and a non-emission area are disposed; a first conductive layer disposed on the substrate, and including a lower electrode of a storage capacitor; an active layer formed on the first conductive layer; a second conductive layer formed on the active layer, and including electrodes of at least one transistor, and an upper electrode of the storage capacitor which is formed in a single pattern with at least one of the electrodes of the at least one transistor; an overcoat layer covering the second conductive layer; and a light-emitting element may be disposed on the overcoat layer, and connected to the upper electrode of the storage capacitor through a via hole, wherein the via hole does not overlap the at least one transistor, when viewed from above.

公开(公告)号：US20180097047A1

公开(公告)日：2018-04-05

申请号：US15367938

申请日：2016-12-02

Applicant: LG DISPLAY CO., LTD.

Inventor： DeukSoo JUNG ,  Yongsun JO ,  YoungEun HONG ,  SungSoo KIM

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

CPC classification number: H01L27/3246 ,  H01L27/3248 ,  H01L27/3258 ,  H01L27/3272 ,  H01L27/3276 ,  H01L51/5225 ,  H01L51/5228 ,  H01L51/56 ,  H01L2227/323 ,  H01L2251/5315

Abstract: Disclosed is an organic light emitting display device that may include an anode electrode and an eave structure under a bank layer and spaced apart from each other, a cathode electrode on the bank layer, and an auxiliary electrode under the eave structure and electrically connected with the cathode electrode, wherein the cathode electrode extends to a contact space under the eave structure, and the extending cathode electrode is connected with the auxiliary electrode in the contact space.