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    DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME
    23.
    发明申请
    DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME 有权

    公开(公告)号：US20230103050A1

    公开(公告)日：2023-03-30

    申请号：US17837769

    申请日：2022-06-10

    Applicant: Samsung Display Co., Ltd.

    Inventor： Joongu Lee ,  Hyejin Gwark ,  Arong Kim ,  Jaeik Kim ,  Jungsun Park ,  Heemin Park ,  Yeonhwa Lee ,  Kyuhwan Hwang

    IPC: H01L51/50 ,  H01L51/56

    Abstract: A display device including a transmission area having improved transmittance and a method of manufacturing the same are provided. The display device includes: a substrate including a display area and a peripheral area outside the display area, the display area having a transmission area and a pixel area; a display element corresponding to the pixel area and including a pixel electrode, an intermediate layer on the pixel electrode, and a counter electrode on the intermediate layer; a photoluminescent layer corresponding to the transmission area and including a photoluminescent material; and an auxiliary layer on the photoluminescent layer, wherein the counter electrode includes a first material, the auxiliary layer includes a second material, and the first material is higher in surface energy than the second material, at room temperature.

    DISPLAY APPARATUS
    25.
    发明申请
    DISPLAY APPARATUS 有权

    公开(公告)号：US20230078082A1

    公开(公告)日：2023-03-16

    申请号：US17879801

    申请日：2022-08-03

    Applicant: Samsung Display Co., Ltd.

    Inventor： Jaeik Kim ,  Taewook Kang ,  Seungyong Song ,  Duckjung Lee ,  Joongu Lee

    IPC: H01L27/32

    Abstract: A display apparatus includes an auxiliary wiring on a substrate, an insulating layer disposed on the auxiliary wiring and that includes a first opening that overlaps the auxiliary wiring and has a greater width than a width of the auxiliary wiring, a first electrode disposed on the insulating layer, a bank layer that includes an emission opening that overlaps the first electrode, an intermediate layer that overlaps the first electrode through the emission opening and that includes an emission layer, and a second electrode disposed on the intermediate layer, wherein the auxiliary wiring includes a plurality of sub-layers, and the second electrode contacts a side surface of any one of the plurality of sub-layers through the first opening of the insulating layer.

    DISPLAY APPARATUS
    26.
    发明申请
    DISPLAY APPARATUS 有权

    公开(公告)号：US20230053320A1

    公开(公告)日：2023-02-16

    申请号：US17886456

    申请日：2022-08-12

    Applicant: Samsung Display Co., Ltd.

    Inventor： Jungsun PARK ,  Hyejin Gwark ,  Arong Kim ,  Jaeik Kim ,  Heemin Park ,  Seungyong Song ,  Duckjung Lee ,  Yeonhwa Lee ,  Joongu Lee ,  Kyuhwan Hwang

    IPC: H01L51/50 ,  H01L27/32

    Abstract: A display apparatus includes a substrate, a first electrode, a second electrode to be adjacent to the first electrode, a first emission layer on the first electrode, a second emission layer on the second electrode, a first low adhesive pattern between a center of the first emission layer and a center of the second emission layer in a plan view, a first negative charge generation layer continuously disposed to cover the first emission layer, the second emission layer, and the first low adhesive pattern, a first positive charge generation layer on the first negative charge generation layer, a first upper emission layer on the first positive charge generation layer and overlapping the first emission layer, a second upper emission layer on the first positive charge generation layer and overlapping the second emission layer, and a common electrode on the first upper emission layer and the second upper emission layer.

    Display apparatus and method of manufacturing the same
    27.
    发明授权
    Display apparatus and method of manufacturing the same 有权

    公开(公告)号：US11495645B2

    公开(公告)日：2022-11-08

    申请号：US16815938

    申请日：2020-03-11

    Applicant: Samsung Display Co., Ltd.

    Inventor： Jaeik Kim ,  Jaesik Kim ,  Yeonhwa Lee ,  Joongu Lee

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

    Abstract: A display apparatus having improved reliability and preventing or reducing damage to an organic light-emitting diode (OLED), and a method of manufacturing the display apparatus by arranging a protective layer on an opposite electrode during a photo-patterning process, are provided. The display apparatus includes: a substrate; a pixel electrode on the substrate; a pixel defining layer on the pixel electrode, the pixel defining layer having a first opening that exposes a center of the pixel electrode; an auxiliary electrode on the pixel defining layer; an intermediate layer on the pixel electrode; an opposite electrode facing the pixel electrode with the intermediate layer therebetween; a first protective layer on the opposite electrode; and a contact electrode on the first protective layer, the contact electrode electrically contacting the auxiliary electrode and the opposite electrode.

    Organic light-emitting apparatus and method of manufacturing the same
    29.
    发明授权
    Organic light-emitting apparatus and method of manufacturing the same 有权

    公开(公告)号：US10720598B2

    公开(公告)日：2020-07-21

    申请号：US16185876

    申请日：2018-11-09

    Applicant: Samsung Display Co., Ltd.

    Inventor： Sehoon Jeong ,  Jaesik Kim ,  Jaeik Kim ,  Yeonhwa Lee ,  Joongu Lee ,  Jiyoung Choung

    IPC: H01L51/56 ,  H01L51/52 ,  H01L27/32 ,  H01L51/50 ,  H01L51/00

    Abstract: A method includes: forming first and second pixel electrodes on a substrate; exposing upper surfaces of the first and second pixel electrodes; forming a pixel defining layer covering edges of the first and second pixel electrodes; sequentially forming a first lift-off layer, a first shape memory alloy layer, and a first photoresist; forming a first opening exposing an upper surface of the first pixel electrode by patterning the first lift-off layer, the first shape memory alloy layer, and the first photoresist; forming, on the first pixel electrode and the first photoresist, a first organic functional layer including a first emission layer; deforming an end portion of the first shape memory alloy layer, in the first opening, in a direction away from a horizontal surface of the substrate; forming a first protection layer over the first organic functional layer; and removing a remainder of the first lift-off layer.

    Display apparatus and method of manufacturing the same
    30.
    发明授权
    Display apparatus and method of manufacturing the same 有权

    公开(公告)号：US12082446B2

    公开(公告)日：2024-09-03

    申请号：US17937720

    申请日：2022-10-03

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Jaeik Kim ,  Jaesik Kim ,  Yeonhwa Lee ,  Joongu Lee

    IPC: H10K59/122 ,  H10K50/844 ,  H10K59/121 ,  H10K71/00 ,  H10K102/00

    CPC classification number: H10K59/122 ,  H10K50/844 ,  H10K59/121 ,  H10K71/00 ,  H10K2102/00

    Abstract: A display apparatus having improved reliability and preventing or reducing damage to an organic light-emitting diode (OLED), and a method of manufacturing the display apparatus by arranging a protective layer on an opposite electrode during a photo-patterning process, are provided. The display apparatus includes: a substrate; a pixel electrode on the substrate; a pixel defining layer on the pixel electrode, the pixel defining layer having a first opening that exposes a center of the pixel electrode; an auxiliary electrode on the pixel defining layer; an intermediate layer on the pixel electrode; an opposite electrode facing the pixel electrode with the intermediate layer therebetween; a first protective layer on the opposite electrode; and a contact electrode on the first protective layer, the contact electrode electrically contacting the auxiliary electrode and the opposite electrode.

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