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    Display apparatus
    1.
    发明申请
    Display apparatus 有权

    公开(公告)号：US20230135268A1

    公开(公告)日：2023-05-04

    申请号：US17951128

    申请日：2022-09-23

    Applicant: Samsung Display Co., Ltd.

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

    IPC: H01L27/32 ,  H01L51/52

    Abstract: A display apparatus includes an auxiliary line that includes a main sublayer, a lower sublayer arranged under the main sublayer, and an upper sublayer arranged over the main sublayer, a partition wall adjacent to the auxiliary line and that includes an opening corresponding to a side surface of the auxiliary line, a first electrode adjacent to the auxiliary line, a second electrode arranged over the first electrode and the auxiliary line, and an intermediate layer arranged between the first electrode and the second electrode and that includes an emission layer, wherein the upper sublayer of the auxiliary line includes a tip protruding in a lateral direction from a point where a side surface and an upper surface of the main sublayer meet each other, an upper end of the partition wall is spaced apart from the tip of the auxiliary line, and the second electrode contacts the auxiliary line.

    Organic light-emitting display apparatus and method of manufacturing the same
    2.
    发明授权
    Organic light-emitting display apparatus and method of manufacturing the same 有权

    公开(公告)号：US11569317B2

    公开(公告)日：2023-01-31

    申请号：US17332870

    申请日：2021-05-27

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Duckjung Lee ,  Hyejin Gwark ,  Arong Kim ,  Jungsun Park ,  Hyunsung Bang

    IPC: H01L51/40 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  H01L51/50

    Abstract: An organic light-emitting display apparatus, including a substrate including a plurality of pixel areas and non-pixel areas in a display area, a plurality of pixel electrodes respectively corresponding to the plurality of pixel areas, a pixel-defining layer including a cover portion and openings, wherein the cover portion covers an edge of each of the plurality of pixel electrodes, and each of the openings exposes a central portion of a pixel electrode among the plurality of pixel electrodes, an auxiliary electrode located such that the auxiliary electrode corresponds to at least a portion of a top surface of the cover portion, and an intermediate layer and a counter electrode, each located in the openings. The pixel-defining layer may have an under-cut structure in which the at least a portion of the top surface of the cover portion is recessed from the auxiliary electrode.

    ORGANIC LIGHT-EMITTING DISPLAY DEVICE
    4.
    发明公开
    ORGANIC LIGHT-EMITTING DISPLAY DEVICE 审中-公开

    公开(公告)号：US20230172005A1

    公开(公告)日：2023-06-01

    申请号：US17990448

    申请日：2022-11-18

    Applicant: SAMSUNG DISPLAY CO., LTD.

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

    IPC: H01L27/32

    CPC classification number: H01L27/3246

    Abstract: An organic light-emitting display device includes: a substrate; an insulating layer disposed on the substrate; a first electrode disposed on the insulating layer; a pixel defining layer disposed on the first electrode and defining an emission area by an opening that exposes at least part of the first electrode; a metal layer disposed on the pixel defining layer and in a non-emission area around the emission area; an organic light-emitting layer disposed on the first electrode in the opening; and a second electrode disposed on the organic light-emitting layer in the emission area and the non-emission area, where the metal layer is disposed between the pixel defining layer and the second electrode in the non-emission area.

    DISPLAY APPARATUS AND MANUFACTURING METHOD OF THE SAME
    5.
    发明申请
    DISPLAY APPARATUS AND MANUFACTURING METHOD OF THE SAME 有权

    公开(公告)号：US20230133603A1

    公开(公告)日：2023-05-04

    申请号：US17967707

    申请日：2022-10-17

    Applicant: Samsung Display Co., Ltd.

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

    IPC: H01L27/32 ,  H01L51/56

    Abstract: A display apparatus includes: an auxiliary line comprising a main sub-layer and an upper layer on the main sub-layer; an insulating layer comprising a first opening having a greater width than the auxiliary line, wherein the first opening overlaps the auxiliary line; a first electrode on the insulating layer; an intermediate layer overlapping the first electrode and comprising an emission layer; an auxiliary layer, at least a portion of which overlaps the auxiliary line; and a second electrode on the auxiliary layer, wherein the upper layer of the auxiliary line comprises a tip protruding, in a lateral direction, from a first point, in which a side surface and an upper surface of the main sub-layer meet each other, and being curved upwards from the first point, and the second electrode contacts the side surface of the main sub-layer through the first opening of the insulating layer.

    Display device
    7.
    发明授权
    Display device 有权

    公开(公告)号：US12245476B2

    公开(公告)日：2025-03-04

    申请号：US17737132

    申请日：2022-05-05

    Applicant: Samsung Display Co., Ltd.

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

    IPC: H10K59/13 ,  H10K59/122 ,  H10K59/131

    Abstract: A display device includes an auxiliary wiring located on a substrate; an insulating layer arranged on the auxiliary wiring, overlapping the auxiliary wiring in a plan view, and including an opening having a width greater than a width of the auxiliary wiring; a first electrode located on the insulating layer; a bank layer including an emission opening that overlaps the first electrode in a plan view; an intermediate layer overlapping the first electrode through an emission opening in a plan view and including an emission layer; a second electrode on the intermediate layer; and an auxiliary layer arranged on the second electrode, wherein the auxiliary wiring includes sub-layers, and each of the second electrode and the auxiliary layer contacts a side surface of one of the sub-layers through the opening of the insulating layer.

    DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME
    10.
    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.

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