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    DUAL-SIDE ORGANIC LIGHT EMITTING DISPLAY DEVICE
    2.
    发明公开
    DUAL-SIDE ORGANIC LIGHT EMITTING DISPLAY DEVICE 审中-公开

    公开(公告)号：US20240224661A1

    公开(公告)日：2024-07-04

    申请号：US18508985

    申请日：2023-11-14

    Applicant: LG Display Co., Ltd.

    Inventor： Hee-Jin KIM ,  Hak-Min LEE

    IPC: H10K59/131 ,  G09G3/3233 ,  H10K59/122

    CPC classification number: H10K59/131 ,  G09G3/3233 ,  H10K59/122 ,  G09G2300/0426 ,  G09G2300/0852 ,  G09G2310/0262

    Abstract: A dual-side organic light emitting display device comprising a transparent substrate including a pixel region, the pixel region including first and second regions; first and second driving elements in the first region and over the transparent substrate; a first organic light emitting diode in the second region and over the first and second driving elements, the first organic light emitting diode including a first electrode connected to the first driving element, a second electrode disposed over the first electrode and a first organic light emitting layer between the first and second electrodes; and a second organic light emitting diode in the first and second regions and on the first organic light emitting diode, the second organic light emitting diode including a third electrode disposed over the second electrode and connected to the second driving element and a second organic light emitting layer between the second and third electrodes.

    ELECTROLUMINESCENT DISPLAY DEVICE
    4.
    发明申请
    ELECTROLUMINESCENT DISPLAY DEVICE 审中-公开

    公开(公告)号：US20180190941A1

    公开(公告)日：2018-07-05

    申请号：US15847725

    申请日：2017-12-19

    Applicant: LG Display Co., Ltd.

    Inventor： Hak-Min LEE ,  Hee-Jin KIM ,  Sung-Soo PARK

    IPC: H01L51/52 ,  H01L51/50

    CPC classification number: H01L51/5275 ,  H01L27/3244 ,  H01L51/5004 ,  H01L51/5268 ,  H01L2251/5369 ,  H01L2251/558

    Abstract: An electroluminescent display device includes a substrate; a first electrode on the substrate; a hole auxiliary layer on the first electrode; a light emitting material layer on the hole auxiliary layer; an electron auxiliary layer on the light emitting material layer; a second electrode on the electron auxiliary layer; and insulation layers between the hole auxiliary layer and the light emitting material layer and between the electron auxiliary layer and the light emitting material layer, wherein a refractive index of the insulation layers is smaller than a refractive index of the light emitting material layer.

    ELECTROLUMINESCENT DISPLAY DEVICE
    5.
    发明申请
    ELECTROLUMINESCENT DISPLAY DEVICE 有权

    公开(公告)号：US20220173206A1

    公开(公告)日：2022-06-02

    申请号：US17519143

    申请日：2021-11-04

    Applicant: LG Display Co., Ltd.

    Inventor： Hee-Tae LIM ,  Ji-Ho KANG ,  Hak-Min LEE ,  Hyuk-Chan GEE

    IPC: H01L27/32 ,  H01L51/52

    Abstract: An electroluminescent display device includes a substrate having an emission area and a transparent portion, the emission area including a sub-pixel, and the transparent portion being adjacent to the sub-pixel; a first electrode in the emission area and over the substrate; a transparent connection pattern in the transparent portion and over the substrate, the transparent connection pattern being spaced apart from the first electrode; a first bank covering an edge of the first electrode and exposing the transparent connection pattern in the transparent portion; and a second bank on the first bank and covering the transparent connection pattern in the transparent portion, wherein the second bank includes a transparent conductive material.

    ELECTROLUMINESCENT DISPLAY DEVICE
    6.
    发明申请
    ELECTROLUMINESCENT DISPLAY DEVICE 有权

    公开(公告)号：US20220173179A1

    公开(公告)日：2022-06-02

    申请号：US17476092

    申请日：2021-09-15

    Applicant: LG DISPLAY CO., LTD.

    Inventor： Hak-Min LEE ,  Hee-Jin KIM

    IPC: H01L27/32

    Abstract: An electroluminescent display device includes a substrate, a first electrode on the substrate, a connection pattern on the substrate and formed of a same material as the first electrode, a bank covering edges of the first electrode and the connection pattern, a light-emitting layer on the first electrode, a second electrode on the light-emitting layer, the bank, and the connection pattern, and an auxiliary pattern between the second electrode and the connection pattern, wherein a side surface of the auxiliary pattern has a greater inclination angle than a side surface of the bank.

    Organic Light Emitting Display Device and Method of Fabricating Thereof
    7.
    发明申请
    Organic Light Emitting Display Device and Method of Fabricating Thereof 审中-公开

    公开(公告)号：US20200185471A1

    公开(公告)日：2020-06-11

    申请号：US16705007

    申请日：2019-12-05

    Applicant: LG Display Co., Ltd.

    Inventor： Hak-Min LEE ,  Nack-Youn JUNG ,  Hee-Jin KIM ,  Myung-O JOO ,  Sung-Soo PARK ,  Jeong-Mook CHOI

    IPC: H01L27/32 ,  H01L51/52

    Abstract: An organic light emitting display device and method of fabricating thereof is disclosed. The organic light emitting display device comprises a first substrate; a plurality of first bank layers arranged along a first direction and a second direction on the first substrate to define a plurality of pixels, where the first direction and the second direction are orthogonal; a plurality of second bank layers disposed along the first direction on the first bank layers to divide pixels columns of different colors; and an organic light emitting diode in each pixel, the organic light emitting diode including an organic light emitting layer having different thicknesses on different colored pixels, wherein the side surfaces of the second bank layer adjacent to the pixel columns of different colors are inclined, the inclined angle thereof is dependent upon a thickness of the organic light emitting layer in the pixel.

    ELECTROLUMINESCENT DISPLAY DEVICE COMPRISING BANK LAYER WITH GROOVES THEREIN
    8.
    发明申请
    ELECTROLUMINESCENT DISPLAY DEVICE COMPRISING BANK LAYER WITH GROOVES THEREIN 有权

    公开(公告)号：US20220181414A1

    公开(公告)日：2022-06-09

    申请号：US17678085

    申请日：2022-02-23

    Applicant: LG DISPLAY CO., LTD.

    Inventor： Jeong-Mook CHOI ,  Nack-Youn JUNG ,  Hee-Jin KIM ,  Hak-Min LEE ,  Myung-O JOO ,  Sung-Soo PARK

    IPC: H01L27/32

    Abstract: An electroluminescent display device includes an electroluminescent display device includes a substrate; a first pixel row on the substrate including a first plurality of pixels arranged along a first direction; a second pixel row on the substrate including a second plurality of pixels arranged along the first direction, the second pixel row being spaced apart from the first pixel row in a second direction; a first groove between the first and second pixel rows; and a light emitting diode in each pixel of the first and second pixel rows, wherein the first groove includes a first portion at one end of the first pixel row, a second portion at the other end of the first pixel row and a third portion between the first and second portions, and wherein third portion is smaller than the first portion and greater than the second portion.

    ELECTROLUMINESCENT DISPLAY DEVICE
    9.
    发明申请
    ELECTROLUMINESCENT DISPLAY DEVICE 审中-公开

    公开(公告)号：US20200176532A1

    公开(公告)日：2020-06-04

    申请号：US16557010

    申请日：2019-08-30

    Applicant: LG Display Co., Ltd.

    Inventor： Jeong-Mook CHOI ,  Nack-Youn JUNG ,  Hee-Jin KIM ,  Hak-Min LEE ,  Myung-O JOO ,  Sung-Soo PARK

    IPC: H01L27/32

    Abstract: An electroluminescent display device includes an electroluminescent display device includes a substrate; a first pixel row on the substrate including a first plurality of pixels arranged along a first direction; a second pixel row on the substrate including a second plurality of pixels arranged along the first direction, the second pixel row being spaced apart from the first pixel row in a second direction; a first groove between the first and second pixel rows; and a light emitting diode in each pixel of the first and second pixel rows, wherein the first groove includes a first portion at one end of the first pixel row, a second portion at the other end of the first pixel row and a third portion between the first and second portions, and wherein third portion is smaller than the first portion and greater than the second portion.

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