公开(公告)号：US10056036B2

公开(公告)日：2018-08-21

申请号：US15226030

申请日：2016-08-02

Applicant: LG Display Co., Ltd.

Inventor： Sangpyo Hong

IPC: H01L27/32 ,  G09G3/3258 ,  H01L51/56 ,  H01L51/00 ,  H05B37/02 ,  H05B33/08 ,  G09G3/3266 ,  G09G3/3291 ,  G09G3/325

CPC classification number: G09G3/3258 ,  G09G3/325 ,  G09G3/3266 ,  G09G3/3291 ,  G09G2300/0809 ,  G09G2300/0814 ,  G09G2300/0819 ,  H01L27/3258 ,  H01L27/3276 ,  H01L51/0021 ,  H01L51/5228 ,  H01L51/56 ,  H01L2251/5315 ,  H05B33/0896 ,  H05B37/0281

Abstract: An organic light-emitting diode display device having an organic light-emitting diode having an anode electrode, an organic emission layer, and a cathode electrode is provided. The organic light-emitting diode display device includes a low potential source line configured to supply a low potential source voltage; and at least one auxiliary cathode electrode configured to connect the low potential source line to the cathode electrode. The at least one auxiliary cathode electrode includes a first electrode layer connected to the low potential source line, and a second electrode layer connected to the first electrode layer at a plurality of first positions and connected to the cathode electrode at a plurality of second positions different from the plurality of first positions.

公开(公告)号：US20210193762A1

公开(公告)日：2021-06-24

申请号：US17124365

申请日：2020-12-16

Applicant: LG Display Co., Ltd.

Inventor： Jaekyeong Yun ,  Hojin Ryu ,  Sangpyo Hong ,  Hyodae Bae ,  Soojin Kim ,  Samjong Lee ,  Jeonphill Han

IPC: H01L27/32

Abstract: A display device including a substrate in which pixel groups each composed of two or more pixels adjacent in a column direction are arranged; a circuit element layer in which driving transistors driving the pixels are arranged; electrodes placed on the circuit element layer, and electrically connected to the driving transistors through via holes, respectively; a bank surrounding each of the pixel groups, and placed to cover at least a part of an edge of the electrodes; and emission layers formed within areas surrounded by the bank, wherein the pixel groups are arranged in a zigzag shape with respect to a row direction.

公开(公告)号：US09356078B2

公开(公告)日：2016-05-31

申请号：US14459502

申请日：2014-08-14

Applicant: LG Display Co., Ltd.

Inventor： Jeonphill Han ,  Heumeil Baek ,  Sangpyo Hong

IPC: H01L29/08 ,  H01L27/32 ,  H01L51/00

CPC classification number: H01L27/3246 ,  H01L27/322 ,  H01L51/0005

Abstract: The present disclosure relates to an organic light emitting diode display having high aperture ratio. The present disclosure suggests an organic light emitting diode display comprising: a substrate having a plurality of pixel area arrayed in a matrix manner; an anode electrode formed within the pixel area on the substrate; a first bank having an open area exposing most of the anode electrode and defining an emission area; a second bank exposing the open area exposed by the first bank and some upper surface of the first bank; an organic light emitting layer covering the some upper surface of the first bank by the second bank and the most of anode electrode exposed by the first bank; and a cathode electrode formed over the substrate having the organic light emitting layer.

Abstract translation: 本公开涉及具有高开口率的有机发光二极管显示器。 本公开内容提出了一种有机发光二极管显示器，包括：具有以矩阵方式排列的多个像素区域的衬底; 形成在所述基板上的所述像素区域内的阳极电极; 具有暴露大部分阳极电极并限定发射区域的开放区域的第一堤岸; 暴露由第一银行和第一银行的一些上表面暴露的开放区域的第二银行; 有机发光层，其由第二堤覆盖第一堤岸的一些上表面，并且由第一堤露出的大部分阳极; 以及在具有有机发光层的基板上形成的阴极电极。

公开(公告)号：US11563065B2

公开(公告)日：2023-01-24

申请号：US17124365

申请日：2020-12-16

Applicant: LG Display Co., Ltd.

Inventor： Jaekyeong Yun ,  Hojin Ryu ,  Sangpyo Hong ,  Hyodae Bae ,  Soojin Kim ,  Samjong Lee ,  Jeonphill Han

IPC: H01L27/32

Abstract: A display device including a substrate in which pixel groups each composed of two or more pixels adjacent in a column direction are arranged; a circuit element layer in which driving transistors driving the pixels are arranged; electrodes placed on the circuit element layer, and electrically connected to the driving transistors through via holes, respectively; a bank surrounding each of the pixel groups, and placed to cover at least a part of an edge of the electrodes; and emission layers formed within areas surrounded by the bank, wherein the pixel groups are arranged in a zigzag shape with respect to a row direction.

公开(公告)号：US10360852B2

公开(公告)日：2019-07-23

申请号：US15635364

申请日：2017-06-28

Applicant: LG DISPLAY CO., LTD.

Inventor： Sangkyu Kim ,  Sangpyo Hong

IPC: G09G3/32 ,  G09G3/3258 ,  G09G3/3266 ,  G09G3/3275

Abstract: An organic light-emitting display organic light-emitting display includes a display panel having a plurality of pixels, a plurality of data lines that are connected to the pixels, and a plurality of gate lines that are connected to the pixels; and a data drive circuit having a plurality of digital-to-analog converters configured to generate an image data voltage and a sensing data voltage to be applied to the pixels, a plurality of sensing units configured to sense an organic light-emitting diode (OLED) operating point voltage of the pixels, and a plurality of connecting switches configured to selectively connect the digital-to-analog converters and the sensing units to the data lines.