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    DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF
    2.
    发明申请
    DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF 有权

    公开(公告)号：US20250040375A1

    公开(公告)日：2025-01-30

    申请号：US18779082

    申请日：2024-07-22

    Applicant: Samsung Display Co., Ltd.

    Inventor： Hwi KIM ,  Hye Jin GWARK ,  Jae Ik KIM ,  Jung Sun PARK ,  Seung Yong SONG ,  Duck Jung LEE ,  Yeon Hwa LEE ,  Joon Gu LEE

    IPC: H10K59/131 ,  H01L27/12 ,  H10K59/12 ,  H10K59/121 ,  H10K59/88 ,  H10K71/60

    Abstract: A display device may include: a connection pattern and a dummy pattern disposed to be spaced apart from each other on a substrate; a via layer on the substrate; a pixel electrode on the via layer and electrically connected to the connection pattern; a light emitting layer disposed on the pixel electrode; a control layer disposed on the light emitting layer; and a common electrode disposed on the control layer. The dummy pattern may include a first conductive layer, a second conductive layer, a third conductive layer, a fourth conductive layer, and a fifth conductive layer sequentially disposed. The first conductive layer, the third conductive layer, and the fifth conductive layer may include the same material. The second conductive layer and the fourth conductive layer may include the same material. The first, third, fifth conductive layers and the second and fourth conductive layers may include different materials.

    DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME
    3.
    发明申请
    DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME 有权

    公开(公告)号：US20210376301A1

    公开(公告)日：2021-12-02

    申请号：US17198119

    申请日：2021-03-10

    Applicant: Samsung Display Co., Ltd.

    Inventor： Jae Sik KIM ,  Jae Ik KIM ,  Jung Sun PARK ,  Seung Yong SONG ,  Duck Jung LEE ,  Yeon Hwa LEE ,  Joon Gu LEE ,  Kyu Hwan HWANG

    IPC: H01L51/56 ,  H01L51/52

    Abstract: A display device may include a first electrode, a second electrode, an emission layer, an intervening layer, and a first encapsulation layer. The second electrode may overlap the first electrode. The emission layer may be disposed between the first electrode and the second electrode, may overlap the first electrode, and may include a light emitting material. The intervening layer may directly contact the second electrode, may be spaced from each of the first electrode and the emission layer, and may include a fluorine compound. A first section of the first encapsulation layer may overlap the emission layer. The intervening layer may be positioned between the second electrode and a second section of the first encapsulation layer.

    DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME
    4.
    发明公开
    DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME 审中-公开

    公开(公告)号：US20240260360A1

    公开(公告)日：2024-08-01

    申请号：US18520673

    申请日：2023-11-28

    Applicant: Samsung Display Co., LTD.

    Inventor： Duck Jung LEE ,  Hye Jin GWARK ,  Jae Ik KIM ,  Hwi KIM ,  Jung Sun PARK ,  Seung Yong SONG ,  Yeon Hwa LEE ,  Joon Gu LEE

    IPC: H10K59/131 ,  H10K59/12 ,  H10K59/122

    CPC classification number: H10K59/131 ,  H10K59/1201 ,  H10K59/122

    Abstract: A display device includes: a pixel circuit layer including a base layer, a pixel circuit, and a passivation layer including a well area and a protrusion area; and a light-emitting-element layer disposed on the pixel circuit layer, and including a light emitting element, and a connecting electrode, the light emitting element including a first electrode, a second electrode, and an emission part. The connecting electrode is disposed in the protrusion area, and at least a portion of the connecting electrode overlaps the well area and does not contact the passivation layer. The emission part includes a hole layer, an electron layer, and an emission layer. The hole layer connects the first electrode and the emission layer. The electron layer connects the second electrode and the emission layer. Each of the hole layer and the second electrode has an end portion on the connecting electrode.

    ORGANIC LIGHT EMITTING DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME
    5.
    发明申请
    ORGANIC LIGHT EMITTING DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME 有权
    有机发光显示面板及其制造方法

    公开(公告)号：US20160336382A1

    公开(公告)日：2016-11-17

    申请号：US14991373

    申请日：2016-01-08

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Duck Jung LEE ,  Jung Sun PARK ,  Hyun Sung BANG ,  Ji Young CHOUNG

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

    CPC classification number: H01L51/5012 ,  H01L27/3246 ,  H01L2251/558

    Abstract: An organic light emitting display panel and associated methods, the panel including a substrate; an organic light emitting diode (OLED) on the substrate; and an encapsulation member to separate the OLED from an external environment, wherein the OLED includes a first electrode on the substrate; a pixel defining layer exposing the first electrode and including a flat planar surface and an inclined planar surface extending from the flat planar surface such that the inclined planar surface overlaps an edge of the first electrode; an organic layer, the organic layer including a first region on the first electrode and a second region on the inclined planar surface; and a second electrode on the organic layer, and wherein, in the second region, a thickness of the organic layer is decreased along a direction extending away from the first region.

    Abstract translation: 一种有机发光显示面板及相关方法，所述面板包括基板; 在基板上的有机发光二极管（OLED）; 以及用于将OLED与外部环境分离的封装构件，其中所述OLED在所述衬底上包括第一电极; 暴露第一电极并包括平坦平面的像素限定层和从平坦平面延伸的倾斜平面，使得倾斜平面与第一电极的边缘重叠; 有机层，所述有机层包括所述第一电极上的第一区域和所述倾斜平面上的第二区域; 和有机层上的第二电极，其中在第二区域中，有机层的厚度沿着远离第一区域的方向减小。

    DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF
    6.
    发明申请
    DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF 有权

    公开(公告)号：US20250040374A1

    公开(公告)日：2025-01-30

    申请号：US18778547

    申请日：2024-07-19

    Applicant: Samsung Display Co., Ltd.

    Inventor： Hwi KIM ,  Hye Jin GWARK ,  Jae Ik KIM ,  Jung Sun PARK ,  Seung Yong SONG ,  Duck Jung LEE ,  Yeon Hwa LEE ,  Joon Gu LEE

    IPC: H10K59/131 ,  H10K59/12 ,  H10K59/88

    Abstract: The display device includes a connection pattern and a dummy pattern spaced apart from each other on a substrate; a via layer on the substrate; a pixel electrode on the via layer and electrically connected to the connection pattern; a light emitting layer on the pixel electrode; a control layer on the light emitting layer; and a common electrode on the control layer. The dummy pattern may include a first dummy pattern and a second dummy pattern disposed on the first dummy pattern. The first dummy pattern may include a first layer, a second layer, and a third layer each of which is made of a conductive material and is sequentially stacked. The second dummy pattern may include an organic pattern including a first portion and a second portion having different areas in a plan view.

    DISPLAY DEVICE AND MANUFACTURING METHOD OF THE SAME
    7.
    发明公开
    DISPLAY DEVICE AND MANUFACTURING METHOD OF THE SAME 审中-公开

    公开(公告)号：US20240164177A1

    公开(公告)日：2024-05-16

    申请号：US18231787

    申请日：2023-08-09

    Applicant: Samsung Display Co., Ltd.

    Inventor： Jae Ik KIM ,  Hye Jin GWARK ,  Hwi KIM ,  Jung Sun PARK ,  Yeon Hwa LEE ,  Joon Gu LEE

    IPC: H10K59/80 ,  H10K59/00 ,  H10K59/12 ,  H10K59/122

    CPC classification number: H10K59/80516 ,  H10K59/1201 ,  H10K59/122 ,  H10K59/771

    Abstract: A display device includes a pixel electrode, a pixel defining layer including an opening extending to a portion of the pixel electrode, a first auxiliary electrode on the portion of the pixel electrode to which the opening extends, a second auxiliary electrode on the first auxiliary electrode, an intermediate layer on the pixel defining layer and the second auxiliary electrode, and a common electrode on the intermediate layer. A side surface of the first auxiliary electrode is positioned inward of a side surface of the second auxiliary electrode within the opening of the pixel defining layer to form an undercut shape. A hole injection layer of the intermediate layer includes a first portion on a side surface of the pixel defining layer defining the opening of the pixel defining layer, and a second portion disconnected from the first portion and on the second auxiliary electrode.

    DISPLAY DEVICE
    9.
    发明公开
    DISPLAY DEVICE 审中-公开

    公开(公告)号：US20240179955A1

    公开(公告)日：2024-05-30

    申请号：US18244535

    申请日：2023-09-11

    Applicant: Samsung Display Co., Ltd.

    Inventor： Jae Ik KIM ,  Hye Jin GWARK ,  Hwi KIM ,  Jung Sun PARK ,  Yeon Hwa LEE ,  Joon Gu LEE

    IPC: H10K59/122 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17

    CPC classification number: H10K59/122 ,  H10K50/15 ,  H10K50/16 ,  H10K50/171

    Abstract: A display device includes a pixel electrode, a pixel defining layer disposed on the pixel electrode and forming an opening which exposes a portion of the pixel electrode, an auxiliary electrode disposed on the pixel defining layer and the pixel electrode, an intermediate layer disposed on the pixel defining layer and the auxiliary electrode and a common electrode disposed on the intermediate layer. The pixel defining layer includes a recessed portion recessed into the pixel defining layer, the auxiliary electrode includes a first undercut forming portion disposed on the recessed portion and contacting the portion of the pixel electrode, and the intermediate layer includes a hole injection layer, a light-emitting layer and an electron injection layer stacked sequentially. The hole injection layer includes a first portion disposed on the first undercut forming portion and a second portion separated from the first portion and disposed on the recessed portion.

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