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    Mask and method of manufacturing the same
    1.
    发明授权
    Mask and method of manufacturing the same 有权

    公开(公告)号：US11616198B2

    公开(公告)日：2023-03-28

    申请号：US17231652

    申请日：2021-04-15

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Seil Kim ,  Euigyu Kim ,  Kwanhee Lee ,  Sang Min Yi ,  Junhyeuk Ko ,  Seungju Hong

    IPC: H01L51/00 ,  H01L51/56 ,  C23C14/04 ,  B05C21/00

    Abstract: A mask includes a first mask that includes a first long side that extends in a first direction and a first short side that extends in a second direction that crosses the first direction and that includes a first edge portion, a first center portion, and a first welded portion, that are sequentially arranged in the first direction. The mask further includes a second mask that includes a second long side that extends in the first direction and a second short side that extends in the second direction and that includes a second welded portion, a second center portion, and a second edge portion, that are sequentially arranged in the first direction. The first welded portion is in contact with the second welded portion.

    DISPLAY APPARATUS
    4.
    发明申请
    DISPLAY APPARATUS 有权

    公开(公告)号：US20220246698A1

    公开(公告)日：2022-08-04

    申请号：US17572113

    申请日：2022-01-10

    Applicant: Samsung Display Co., Ltd.

    Inventor： Seil Kim ,  Hongkyun Ahn ,  Jungwoo Ko ,  Sangmin Yi

    IPC: H01L27/32 ,  H01L51/52

    Abstract: A display apparatus includes: a substrate; a 1-1 light-emitting device and a 1-2 light-emitting device over the substrate and each comprising a first emission layer and a first charge generation layer; a second light-emitting device adjacent to the 1-1 light-emitting device and comprising a second emission layer comprising a material that emits light of a color different from that of the first emission layer and a second charge generation layer spaced apart from the first charge generation layer; and a pixel-defining layer comprising an opening exposing a center portion of a pixel electrode of each of the 1-1 light-emitting device, the 1-2 light-emitting device, and the second light-emitting device, wherein an upper surface of the pixel-defining layer between the 1-1 light-emitting device and the 1-2 light-emitting device comprises a first groove concave toward the substrate, wherein the first charge generation layer is cut off at the first groove.

    Metal mask
    5.
    发明授权
    Metal mask 有权

    公开(公告)号：US12078931B2

    公开(公告)日：2024-09-03

    申请号：US17113948

    申请日：2020-12-07

    Applicant: Samsung Display Co., Ltd.

    Inventor： Seil Kim ,  Jongbum Kim ,  Junghyun Ahn ,  Sang Min Yi

    IPC: H01L21/308 ,  C23C14/04 ,  G03F7/20

    CPC classification number: G03F7/2002 ,  C23C14/042 ,  G09G2330/04 ,  Y10T428/12361 ,  Y10T428/12389

    Abstract: A metal mask according to some embodiments of the present disclosure may include a metal thin film having a first thickness and having a first region including a transmission region defining first openings penetrating the metal thin film, and a non-transmission region including an etching portion having a second thickness that is smaller than the first thickness, and a second region adjacent the first region, and defining second openings penetrating the metal thin film, wherein an opening density of the first region is less than an opening density of the second region, the opening density of the first region being defined as a number of the first openings per an area of the first region, and the opening density of the second region being defined as a number of the second openings per an area of the second region.

    APPARATUS FOR MANUFACTURING DISPLAY DEVICE, MASK ASSEMBLY, AND METHOD OF MANUFACTURING DISPLAY DEVICE
    6.
    发明公开
    APPARATUS FOR MANUFACTURING DISPLAY DEVICE, MASK ASSEMBLY, AND METHOD OF MANUFACTURING DISPLAY DEVICE 审中-公开

    公开(公告)号：US20230374645A1

    公开(公告)日：2023-11-23

    申请号：US18175350

    申请日：2023-02-27

    Applicant: Samsung Display Co., Ltd.

    Inventor： Seil Kim ,  Minju Choi

    IPC: C23C14/04 ,  H10K71/16

    CPC classification number: C23C14/042 ,  H10K71/166

    Abstract: An apparatus for manufacturing a display device, a mask assembly, and a method of manufacturing a display device are provided. An apparatus for manufacturing a display device includes a chamber, a mask assembly arranged inside the chamber and including a mask sheet through which a deposition material passes, and a deposition source arranged inside the chamber and configured to supply the deposition material, and the mask sheet includes a body portion defining an exterior of the mask sheet, one or more opening portions in the body portion, and one or more groove portions in the body portion, and at least one of the one or more groove portions overlaps an inner surface of at least one of the one or more opening portions.

    White organic light emitting diode
    8.
    发明授权
    White organic light emitting diode 有权

    公开(公告)号：US09735396B2

    公开(公告)日：2017-08-15

    申请号：US14752372

    申请日：2015-06-26

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Jaegoo Lee ,  Seil Kim

    IPC: H01L51/50 ,  H01L51/52

    CPC classification number: H01L51/5278 ,  H01L51/5016 ,  H01L51/5044

    Abstract: A white organic light emitting diode including a first electrode; a second electrode facing the first electrode; a charge generation region between the first and second electrodes; a first emitting layer to emit light of a first color, the first emitting layer being between the first electrode and the charge generation region; and a second emitting layer to emit light of a second color, the second emitting layer being between the second electrode and the charge generation region, wherein the charge generation region includes a hole generation region to generate holes, an electron generation region to generate electrons, and a depletion prevention region to prevent a depletion region from being generated by the holes and the electrons, the depletion prevention region being between the hole generation region and the electron generation region.

    Organic light emitting display device and fabricating method thereof
    9.
    发明授权
    Organic light emitting display device and fabricating method thereof 有权
    有机发光显示装置及其制造方法

    公开(公告)号：US09065075B1

    公开(公告)日：2015-06-23

    申请号：US14303562

    申请日：2014-06-12

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Woosik Jeon ,  Seil Kim ,  Sung Soo Lee ,  Yonghan Lee ,  Okkeun Song ,  Eunji Choi

    IPC: H01L51/56 ,  H01L51/52

    CPC classification number: H01L51/5268 ,  H01L51/5253 ,  H01L51/5275

    Abstract: An organic light emitting display (OLED) device includes: an insulating substrate; a first electrode on the insulating substrate; a second electrode on the first electrode; a light-emitting layer between the first electrode and the second electrode; a hole common layer between the first electrode and the light-emitting layer; an electron common layer between the second electrode and the light-emitting layer; and a scattering layer on the insulating substrate and having a non-planar surface, wherein the scattering layer includes at least one of benzene, naphthalene, anthracene, tetracene, pentacene, amine, benzidine, biphenyl, carbazole, pyridine, bipyridine, imidazole, phenanthroline, phenylborane, pyrimidine, or triazine, and the base material of the scattering layer includes a substituent including at least one of a benzoyl group, a carboxyl group, an aminophenoxyl group, a tricabonate group, or a styryl group.

    Abstract translation: 有机发光显示（OLED）装置包括：绝缘基板; 绝缘基板上的第一电极; 第一电极上的第二电极; 第一电极和第二电极之间的发光层; 第一电极和发光层之间的孔公共层; 第二电极和发光层之间的电子公共层; 在所述绝缘基板上具有非平面的散射层，所述散射层包括苯，萘，蒽，并四苯，并五苯，胺，联苯胺，联苯，咔唑，吡啶，联吡啶，咪唑，菲咯啉中的至少一种 苯基硼烷，嘧啶或三嗪，并且散射层的基材包括含有苯甲酰基，羧基，氨基苯氧基，三卡布酸酯基或苯乙烯基中的至少一种的取代基。

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