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    ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME
    2.
    发明申请
    ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME 有权

    公开(公告)号：US20220216282A1

    公开(公告)日：2022-07-07

    申请号：US17705107

    申请日：2022-03-25

    Applicant: Samsung Display Co., Ltd.

    Inventor： Kyoungju SHIN ,  Seohee HA ,  Jahyun IM

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

    Abstract: An OLED device may include the following elements: a common electrode; a first pixel electrode overlapping the common electrode; a first emission layer positioned between the first pixel electrode and the common electrode; a second pixel electrode; a second emission layer positioned between the second pixel electrode and the common electrode; and a pixel defining layer including a first opening, a second opening, a first flat face, and an uneven surface structure, wherein the first opening partially exposes the first pixel electrode, wherein the second opening partially exposes the second pixel electrode, wherein the first flat face may be opposite the uneven surface and may be positioned between the first pixel electrode to the second electrode, and wherein the uneven surface may be positioned between the first opening and the second opening.

    ORGANIC ELECTROLUMINESCENT DEVICE AND DISPLAY INCLUDING THE SAME
    3.
    发明申请
    ORGANIC ELECTROLUMINESCENT DEVICE AND DISPLAY INCLUDING THE SAME 审中-公开

    公开(公告)号：US20170098782A1

    公开(公告)日：2017-04-06

    申请号：US15141896

    申请日：2016-04-29

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Eunji CHOI ,  Jahyun IM

    IPC: H01L51/00

    CPC classification number: H01L51/0072 ,  H01L51/0067 ,  H01L51/0077 ,  H01L51/5004 ,  H01L51/5028 ,  H01L51/506 ,  H01L51/5064 ,  H01L51/508 ,  H01L51/5206 ,  H01L51/5221 ,  H01L2251/558

    Abstract: An organic electroluminescent device and display, the device including a first electrode; a second electrode on the first electrode; an emission layer between the first and second electrodes; and an electron transport layer between the emission layer and the second electrode, the electron transport layer including a first electron transport layer on the emission layer; a second electron transport layer on the first electron transport layer; and a third electron transport layer on the second electron transport layer, wherein the first electron transport layer includes a first electron transport material, the second electron transport layer includes the first electron transport material, a second electron transport material, and a third electron transport material, the third electron transport layer includes the second electron transport material and the third electron transport material, and the first, second, and third electron transport materials are different from one another.

    ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME
    5.
    发明申请
    ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME 审中-公开

    公开(公告)号：US20200235178A1

    公开(公告)日：2020-07-23

    申请号：US16727798

    申请日：2019-12-26

    Applicant: Samsung Display Co., Ltd.

    Inventor： Kyoungju SHIN ,  Seohee HA ,  Jahyun IM

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

    Abstract: An OLED device may include the following elements: a common electrode; a first pixel electrode overlapping the common electrode; a first emission layer positioned between the first pixel electrode and the common electrode; a second pixel electrode; a second emission layer positioned between the second pixel electrode and the common electrode; and a pixel defining layer including a first opening, a second opening, a first flat face, and an uneven surface structure, wherein the first opening partially exposes the first pixel electrode, wherein the second opening partially exposes the second pixel electrode, wherein the first flat face may be opposite the uneven surface and may be positioned between the first pixel electrode to the second electrode, and wherein the uneven surface may be positioned between the first opening and the second opening.

    ORGANIC LIGHT EMITTING DEVICE AND DISPLAY DEVICE HAVING THE SAME
    7.
    发明申请
    ORGANIC LIGHT EMITTING DEVICE AND DISPLAY DEVICE HAVING THE SAME 审中-公开
    有机发光装置及其显示装置

    公开(公告)号：US20160164039A1

    公开(公告)日：2016-06-09

    申请号：US14799978

    申请日：2015-07-15

    Applicant: Samsung Display Co., Ltd.

    Inventor： Jahyun IM

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

    CPC classification number: H01L51/0058 ,  H01L51/0052 ,  H01L51/0077 ,  H01L51/5265

    Abstract: Provided is an organic light emitting device including a first electrode, a hole transport region provided on the first electrode, a light emission layer provided on the hole transport region, an electron transport region provided on the light emission layer, a second electrode provided on the electron transport region, and an organic capping layer provided on the second electrode. The organic capping layer includes an anthracene-based compound. The organic capping layer may include a compound expressed by Chemical Formula 1 below.

    Abstract translation: 本发明提供一种有机发光装置，其具有：第一电极，设置在第一电极上的空穴传输区域，设置在空穴传输区域上的发光层，设置在发光层上的电子传输区域，设置在第一电极上的第二电极 电子传输区域和设置在第二电极上的有机覆盖层。 有机覆盖层包括基于蒽的化合物。 有机覆盖层可以包括由下面的化学式1表示的化合物。

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