公开(公告)号：US10700144B2

公开(公告)日：2020-06-30

申请号：US16215241

申请日：2018-12-10

Applicant: LG Display Co., Ltd.

Inventor： Chang-Hwa Jun ,  Jang Jo

IPC: H01L27/32 ,  G06F3/044 ,  G06F3/041

Abstract: An organic light emitting display device includes: a substrate including a first sub-pixel, a second sub-pixel, and a third sub-pixel; a driving thin film transistor and a light emitting diode provided at each of the first to third sub-pixels; an encapsulation substrate configured to cover the driving thin film transistor and the light-emitting diode; and a touch sensor disposed on the encapsulation substrate, wherein the touch sensor includes: a lower electrode disposed on the encapsulation substrate; a first color control layer disposed on the lower electrode to correspond to the first sub-pixel; a second color control layer disposed on the lower electrode to correspond to the second sub-pixel; a third color control layer disposed on the lower electrode to correspond to the third sub-pixel; and an upper electrode disposed on the first to third color control layers, wherein the first to third color control layers have different thicknesses.

公开(公告)号：US10141375B2

公开(公告)日：2018-11-27

申请号：US15364018

申请日：2016-11-29

Applicant: LG Display Co., Ltd.

Inventor： Jang Jo ,  Yeonsuk Kang ,  Hye-Jin Gong

IPC: H01L27/28 ,  H01L51/44 ,  H01L51/52 ,  H01L27/32 ,  H01L31/04 ,  H01L31/0475

Abstract: Disclosed is a display device including a solar cell so as to use power produced by a solar energy, and a method for manufacturing the same, wherein the display device includes light-emitting areas provided on a lower substrate, and a solar cell layer provided on an upper substrate confronting the lower substrate, and provided to produce power by absorbing light, wherein the light-emitting areas include first to third light-emitting areas, and the solar cell layer includes first to third organic solar cell layers which are disposed to areas corresponding to the first to third light-emitting areas.

公开(公告)号：US10454061B2

公开(公告)日：2019-10-22

申请号：US15533135

申请日：2015-10-05

Applicant: LG DISPLAY CO., LTD.

Inventor： Jang Jo ,  Jongsung Kim ,  Hyunggeun Kwon

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

Abstract: This disclosure relates to an organic electroluminescent display device and a method of sealing the same capable of reducing a manufacturing time and a complexity of manufacturing process. The organic electroluminescent display device comprises a first substrate including an active area and a bezel area outside the active area, the first substrate including an organic light emitting layer and a passivation film covering the organic light emitting layer thereon; a second substrate facing to the first substrate; and a filling layer in a space between the first substrate and the second substrate, wherein the filling layer includes; a first region having a first hardness, and spaced apart at a predetermined distance from the a passivation film to surround the protective layer in the bezel area; and a second region having a second hardness lower than the first hardness, and positioned inside the first region to be contacted with the first region.

公开(公告)号：US10439167B2

公开(公告)日：2019-10-08

申请号：US15364055

申请日：2016-11-29

Applicant: LG Display Co., Ltd.

Inventor： Jang Jo

IPC: H01L51/52 ,  H01L27/32 ,  G02B27/01 ,  G02B7/02 ,  G06F1/16

Abstract: Disclosed is an organic light emitting display device and a head-mounted display including the same to reduce or prevent non-emissive areas from being seen in a lattice form. The organic light emitting display device includes a plurality of anode electrodes on a lower substrate, a bank dividing the plurality of anode electrodes and covering an edge of each of the plurality of anode electrodes, an organic light emitting layer on the plurality of anode electrodes, a second electrode on the organic light emitting layer, and a scattering layer overlapping the bank.

公开(公告)号：US20160164016A1

公开(公告)日：2016-06-09

申请号：US14957110

申请日：2015-12-02

Applicant: LG DISPLAY CO., LTD.

Inventor： Jang Jo

IPC: H01L51/50

CPC classification number: H01L51/5064 ,  H01L51/0007 ,  H01L2251/5346

Abstract: An organic light emitting element is disclosed. The organic light emitting element includes: a first electrode; a multi-sub-layered organic emission layer on the first electrode; a second electrode on the multi-sub-layered organic emission layer; and a blend barrier layer between two sub-layers of the multi-sub-layered organic emission layer, which are adjacent to each other and includes first solvents, and configured to include a second solvent having an opposite polarity to that of the first solvent. Such an organic light emitting element can have enhanced light emission efficiency and extended life span.

Abstract translation: 公开了一种有机发光元件。 有机发光元件包括：第一电极; 在第一电极上的多亚层有机发射层; 多子层有机发射层上的第二电极; 以及多层次有机发光层的两个子层之间的混合阻挡层，它们彼此相邻并且包括第一溶剂，并且被配置为包括与第一溶剂的极性相反的第二溶剂。 这样的有机发光元件可以具有增强的发光效率和延长的寿命。

公开(公告)号：US11960669B2

公开(公告)日：2024-04-16

申请号：US17229620

申请日：2021-04-13

Applicant: LG Display Co., Ltd.

Inventor： HeeSeok Yang ,  ChoongKeun Yoo ,  Jiho Ryu ,  Jang Jo

IPC: G06F3/041 ,  G06F3/044 ,  G06F3/047 ,  H10K50/844 ,  H10K59/38 ,  H10K59/40

CPC classification number: G06F3/0412 ,  G06F3/0445 ,  G06F3/0446 ,  G06F3/047 ,  H10K50/844 ,  G06F2203/04111 ,  G06F2203/04112 ,  H10K59/38 ,  H10K59/40

Abstract: Disclosed is a an in-cell type display device including a touch screen function which is capable of preventing a luminance from being changed in accordance with a viewing angle, and omitting a process of connecting touch electrodes provided in an upper substrate with Tx driver and Rx driver connected with a lower substrate, wherein the display device includes a lower substrate, a thin film transistor layer including thin film transistors provided on the lower substrate, an encapsulation layer provided on the thin film transistor layer, color filters provided on the encapsulation layer, a black matrix provided between the color filters and provided on the encapsulation layer, and first touch electrodes overlapped with the black matrix.

公开(公告)号：US10355232B2

公开(公告)日：2019-07-16

申请号：US15688079

申请日：2017-08-28

Applicant: LG DISPLAY CO., LTD.

Inventor： JoonYoung Heo ,  KyungHoon Lee ,  Jang Jo

IPC: H01L27/32 ,  H01L51/52 ,  H01L21/02 ,  H01L51/50

Abstract: Disclosed are an organic light emitting display device and a method of manufacturing the same, in which in a white organic light emitting device, an adverse influence of a leakage current leaked through an organic light emitting layer is minimized on an adjacent pixel. The organic light emitting display device includes a first electrode on a substrate, a bank covering a portion of the first electrode, a bank hole provided in the bank, an organic light emitting layer on the first electrode and the bank, and a second electrode on the organic light emitting layer.

公开(公告)号：US09843009B2

公开(公告)日：2017-12-12

申请号：US14957110

申请日：2015-12-02

Applicant: LG DISPLAY CO., LTD.

Inventor： Jang Jo

IPC: H01L51/50 ,  H01L51/00

CPC classification number: H01L51/5064 ,  H01L51/0007 ,  H01L2251/5346

Abstract: An organic light emitting element is disclosed. The organic light emitting element includes: a first electrode; a multi-sub-layered organic emission layer on the first electrode; a second electrode on the multi-sub-layered organic emission layer; and a blend barrier layer between two sub-layers of the multi-sub-layered organic emission layer, which are adjacent to each other and includes first solvents, and configured to include a second solvent having an opposite polarity to that of the first solvent. Such an organic light emitting element can have enhanced light emission efficiency and extended life span.

公开(公告)号：US11114649B2

公开(公告)日：2021-09-07

申请号：US16197271

申请日：2018-11-20

Applicant: LG DISPLAY CO., LTD.

Inventor： Dongyoung Kim ,  Changhwa Jun ,  Yongbaek Lee ,  Jang Jo ,  Jiho Ryu ,  Hyejin Gong ,  Yeonsuk Kang

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/50

Abstract: A light-emitting display device is provided. The light-emitting display device includes a first substrate, a first electrode layer on the first substrate, a bank layer that has openings exposing part of the first electrode layer, an emissive layer on the first electrode layer, bank grooves formed by recessing the bank layer, a second electrode layer on the emissive layer, and a low-reflectivity layer that lies on the second electrode layer and is positioned to correspond to the bank grooves.

公开(公告)号：US10770530B2

公开(公告)日：2020-09-08

申请号：US16222707

申请日：2018-12-17

Applicant: LG Display Co., Ltd.

Inventor： Jang Jo ,  Hye-Jin Gong

IPC: H01L27/32 ,  H01L51/52

Abstract: An organic light emitting display device includes a reflective electrode in a pixel region on a substrate and including a concave portion defining a concave furrow, a first filling pattern filling the concave furrow, a first electrode on the first filling pattern and on a portion of the reflective electrode around the first filling pattern, an organic light emitting layer on the first electrode, and a second electrode on the organic light emitting layer.