公开(公告)号：US20200184885A1

公开(公告)日：2020-06-11

申请号：US16690912

申请日：2019-11-21

Applicant: LG Display Co., Ltd.

Inventor： Joungwon WOO

IPC: G09G3/3225

Abstract: The present disclosure provided an organic light emitting display device comprising: first sub-pixels and second sub-pixels alternately arranged on a substrate in a first direction and a second direction orthogonal to each other; third sub-pixels arranged in a third direction at tilted angles with the first direction and the second direction with respect to the first sub-pixels and the second sub-pixels; first electrodes of an organic light-emitting diodes respectively allocated to each of the first to third sub-pixels; a first bank having first openings for exposing the first electrodes on the first electrodes; and a second bank having second openings for exposing the first electrodes on the first bank, wherein the second openings respectively expose the first to third electrodes and each of the second openings which exposes the third electrodes simultaneously exposes the first electrodes of at least two of the third sub-pixels.

公开(公告)号：US20200212146A1

公开(公告)日：2020-07-02

申请号：US16725200

申请日：2019-12-23

Applicant: LG Display Co., Ltd.

Inventor： Kwanghoon SHIN ,  Joungwon WOO

IPC: H01L27/32

Abstract: An organic light-emitting display device comprises a substrate; a plurality of sub-pixels arranged in a first horizontal line and a second horizontal line on the substrate; at least one thin film transistor and a first electrode of an organic light-emitting diode connected to the thin film transistor, the at least one thin film transistor and the organic light-emitting diode being disposed in each of the plurality of sub-pixels; a first bank layer is disposed on the first electrode and exposing the first electrode; and a second bank layer disposed on the first bank layer and exposing the first bank layer and the first electrode, wherein the second bank layer is consecutively arranged in the first horizontal line and the second horizontal line and including a first bending portion at a boundary between the first horizontal line and the second horizontal line.

公开(公告)号：US20230209865A1

公开(公告)日：2023-06-29

申请号：US17972259

申请日：2022-10-24

Applicant: LG Display Co., Ltd.

Inventor： Daeil KANG ,  Joungwon WOO ,  Gihong KIM ,  Jaekyeong YUN ,  Samjong LEE ,  Dojoong KIM

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

CPC classification number: H01L51/5228 ,  H01L27/3246 ,  H01L51/5271 ,  H01L51/56 ,  H01L2227/323

Abstract: A display device can include a substrate including a light emitting area and an auxiliary electrode contact portion for providing an electrical connection with one or more elements, an auxiliary electrode disposed in the auxiliary electrode contact portion and having an electrode hole, a transparent conductive layer covering the auxiliary electrode and having a concave portion above the electrode hole, at least one bank disposed on the transparent conductive layer and exposing the concave portion and an upper surface of the transparent conductive layer that is adjacent to the concave portion, an organic layer disposed on the at least one bank and the exposed upper surface of the transparent conductive layer, and a cathode electrode disposed on the organic layer and a side surface of the concave portion.

公开(公告)号：US20220209174A1

公开(公告)日：2022-06-30

申请号：US17558547

申请日：2021-12-21

Applicant: LG DISPLAY CO., LTD.

Inventor： Joungwon WOO

IPC: H01L51/52 ,  H01L51/56

Abstract: A display device includes a substrate on which a light emitting area and an auxiliary electrode contact part are defined; an auxiliary electrode which is formed on the substrate and is connected to a low potential driving power; a conductive layer which is formed on the auxiliary electrode in the auxiliary electrode contact part; an organic layer which covers the conductive layer; and a cathode electrode which is formed on the organic layer, and the conductive layer is formed of a material having a lower surface tension than that of the organic layer.

公开(公告)号：US20220209170A1

公开(公告)日：2022-06-30

申请号：US17535117

申请日：2021-11-24

Applicant: LG Display Co., Ltd.

Inventor： Daeil KANG ,  Joungwon WOO ,  Soojin KIM ,  Samjong LEE ,  Dojoong KIM

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/50 ,  H01L51/56

Abstract: A display device can include a substrate having a light emitting area and a non-light emitting area; an anode electrode disposed in the light emitting area; a metal layer disposed in the non-light emitting area and connected to a first driving power; an auxiliary electrode disposed on the metal layer and including at least one electrode hole exposing the metal layer; a bank disposed on an edge region of the anode electrode and an edge region of the auxiliary electrode; a light emitting layer disposed on a region of the anode electrode exposed by the bank; an electron transport layer disposed on the light emitting layer and the auxiliary electrode; and a cathode electrode disposed on the electron transport layer, in which the electron transport layer is in direct contact with the metal layer through the at least one electrode hole.

公开(公告)号：US20150309222A1

公开(公告)日：2015-10-29

申请号：US14580662

申请日：2014-12-23

Applicant: LG DISPLAY CO., LTD.

Inventor： Joungwon WOO

IPC: G02B5/20 ,  G02B5/02 ,  F21K99/00

CPC classification number: G02B5/201 ,  F21K9/64 ,  G02B5/0278 ,  G02B5/223

Abstract: A display device includes a light source to generate a beam of a first color. The display device also includes a display panel having at least one pixel including a first color sub-pixel, a second color sub-pixel, and a third color sub-pixel, wherein the second color sub-pixel is configured to generate a beam of the second color by reacting with the beam of the first color, the third color sub-pixel is configured to generate a beam of the third color by reacting with the beam of the first color, and the first color sub-pixel is configured to allow the beam of the first color to pass therethrough. The display device further includes a beam path converter disposed between the light source and the display panel to direct the beam of the first color from the light source toward the display panel.

Abstract translation: 显示装置包括用于产生第一颜色的光束的光源。 显示装置还包括具有包括第一颜色子像素，第二彩色子像素和第三颜色子像素的至少一个像素的显示面板，其中第二颜色子像素被配置为生成 通过与第一颜色的光束反应的第二颜色，第三颜色子像素被配置为通过与第一颜色的光束反应而产生第三颜色的光束，并且第一颜色子像素被配置为允许 第一种颜色的光束通过。 显示装置还包括设置在光源和显示面板之间的光束路径转换器，用于将来自光源的第一颜色的光束引向显示面板。