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    ORGANIC LIGHT EMITTING DEVICE INCLUDING LIGHT-EFFICIENCY IMPROVEMENT LAYER
    2.
    发明申请
    ORGANIC LIGHT EMITTING DEVICE INCLUDING LIGHT-EFFICIENCY IMPROVEMENT LAYER 有权
    有机发光装置，包括光效改善层

    公开(公告)号：US20160190516A1

    公开(公告)日：2016-06-30

    申请号：US14740538

    申请日：2015-06-16

    申请人： Samsung Display Co., Ltd.

    发明人： Seunggak YANG

    IPC分类号： H01L51/52 ,  H01L51/00

    CPC分类号： H01L51/5262 ,  H01L51/0054 ,  H01L51/0067 ,  H01L51/5206 ,  H01L51/5234

    摘要： An organic light-emitting device including a first electrode; a second electrode facing the first electrode; an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, and a light-efficiency improvement layer that includes at least one selected from a first light-efficiency improvement layer and a second light-efficiency improvement layer, wherein the first light-efficiency improvement layer is disposed in a path of light that is generated in the emission layer and emitted toward an outside of the organic light-emitting device through the first electrode; the second light-efficiency improvement layer is disposed in a path of light that is generated in the emission layer and emitted toward the outside of the organic light-emitting device through the second electrode; and the light-efficiency improvement layer includes a phosphine oxide compound represented by the following Formula 1:

    摘要翻译： 一种有机发光装置，包括：第一电极; 面对所述第一电极的第二电极; 第一电极和第二电极之间的有机层，包括发光层的有机层和包括从第一光效率改善层和第二光效率改善层中选择的至少一种的光效率改善层， 其中，所述第一光效率改善层设置在所述发光层中产生的光的路径中，并且经由所述第一电极朝向所述有机发光元件的外部发射; 所述第二光效率改善层设置在所述发光层中产生的光的路径中，并且经由所述第二电极朝向所述有机发光元件的外部发射; 光效率改善层包括由下式1表示的氧化膦化合物：

    ORGANIC LIGHT-EMITTING DEVICE AND APPARATUS INCLUDING THE SAME
    3.
    发明申请
    ORGANIC LIGHT-EMITTING DEVICE AND APPARATUS INCLUDING THE SAME 有权

    公开(公告)号：US20210320256A1

    公开(公告)日：2021-10-14

    申请号：US17222580

    申请日：2021-04-05

    申请人： Samsung Display Co., Ltd.

    发明人： Jino LIM ,  Yeongji IM ,  Sejin CHO ,  Seunggak YANG

    IPC分类号： H01L51/00 ,  C07D307/91 ,  C09K11/06 ,  C07C15/28 ,  C07F5/02

    摘要： An organic light-emitting device includes: a first electrode, a second electrode facing the first electrode, and an organic layer between the first electrode and the second electrode, wherein the organic layer includes an emission layer and a hole transport region between the first electrode and the emission layer, the hole transport region includes a first hole transport layer and a second hole transport layer, the first hole transport layer includes a first hole transport compound and a p-type dopant, the second hole transport layer includes a second hole transport compound, and the emission layer includes a host compound represented by Formula 1 and a dopant compound represented by Formula 2:

    LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE LIGHT-EMITTING DEVICE
    6.
    发明申请
    LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE LIGHT-EMITTING DEVICE 有权

    公开(公告)号：US20220006028A1

    公开(公告)日：2022-01-06

    申请号：US17358681

    申请日：2021-06-25

    申请人： Samsung Display Co., Ltd.

    发明人： Beomjin KIM ,  Yeongji IM ,  Jino LIM ,  Seunggak YANG

    IPC分类号： H01L51/00

    摘要： A light-emitting device and an electronic apparatus including the same are provided. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode. The interlayer includes an emission layer, and a hole transport region between the emission layer and the first electrode. The hole transport region includes at least one first compound including 15N in the number of m1, 15N in the number of m1 is linked to a neighboring carbon (C) via a single bond, m1 is an integer equal to or greater than 1, and the first compound is not Compound A in the specification.

    LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME
    7.
    发明申请
    LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME 有权

    公开(公告)号：US20210288263A1

    公开(公告)日：2021-09-16

    申请号：US17028985

    申请日：2020-09-22

    申请人： Samsung Display Co., Ltd.

    发明人： Mikyung KIM ,  Jaehyun LEE ,  Jiwon KWAK ,  Jihyun SEO ,  Seunggak YANG ,  Hanbyul JANG

    IPC分类号： H01L51/00

    摘要： A light-emitting device includes a hole transport region including two layers each including a Compound A group, a Compound B group, or any combination thereof, wherein the Compound A group includes one or two amine groups, and the amine group includes a fluorene moiety, a carbazole moiety, a dibenzofuran moiety, a dibenzothiophene moiety, a dibenzosilole moiety, or any combination thereof, and the Compound B group does not includes an amine group, and includes a fluorene moiety, a carbazole moiety, a dibenzofuran moiety, a dibenzothiophene moiety, a dibenzosilole moiety, or any combination thereof.

    ORGANIC LIGHT-EMITTING DEVICE
    9.
    发明申请
    ORGANIC LIGHT-EMITTING DEVICE 有权
    有机发光装置

    公开(公告)号：US20160118592A1

    公开(公告)日：2016-04-28

    申请号：US14662849

    申请日：2015-03-19

    申请人： SAMSUNG DISPLAY CO., LTD.

    发明人： Yunjee PARK ,  Mikyung KIM ,  Jihyun SEO ,  Sungkyung KIM ,  Seunggak YANG

    IPC分类号： H01L51/00 ,  H01L27/32

    CPC分类号： H01L27/3248 ,  H01L51/0054 ,  H01L51/0059 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0065 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0074 ,  H01L51/0085 ,  H01L51/506 ,  H01L51/5064

    摘要： An organic light-emitting device and a flat panel display apparatus, the device including a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the organic layer includes a hole transport region between the first electrode and the emission layer, the hole transport region including an auxiliary layer and at least one selected from a hole transport layer and a hole injection layer, and an electron transport region between the emission layer and the second electrode, the electron transport region including at least one selected from a hole blocking layer, an electron transport layer, and an electron injection layer, wherein the auxiliary layer includes a compound represented by Formula 1 and a compound represented by Formula 2:

    摘要翻译： 一种有机发光装置和平板显示装置，所述装置包括第一电极; 面对所述第一电极的第二电极; 以及第一电极和第二电极之间的有机层，并且包括发光层，其中所述有机层包括在所述第一电极和所述发光层之间的空穴传输区域，所述空穴传输区域包括辅助层和至少一个选自 空穴传输层和空穴注入层以及发射层和第二电极之间的电子传输区域，电子传输区域包括选自空穴阻挡层，电子传输层和电子注入层中的至少一个， 其中所述辅助层包括由式1表示的化合物和由式2表示的化合物：

    ORGANIC LIGHT-EMITTING DEVICE AND APPARATUS INCLUDING THE SAME
    10.
    发明申请
    ORGANIC LIGHT-EMITTING DEVICE AND APPARATUS INCLUDING THE SAME 有权

    公开(公告)号：US20210320273A1

    公开(公告)日：2021-10-14

    申请号：US17249231

    申请日：2021-02-24

    申请人： Samsung Display Co., Ltd.

    发明人： Yeongji IM ,  Jino LIM ,  Beomjin KIM ,  Seunggak YANG

    IPC分类号： H01L51/50 ,  H01L27/32 ,  C09K11/06

    摘要： An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer located between the first electrode and the second electrode and including an emission layer, wherein the emission layer includes a host and a dopant, the host includes a first compound and a second compound, and the first compound, the second compound, and the dopant are different from one another. Two compounds in the host included in the emission layer may have different HOMO and LUMO energy levels and may form an exciplex, and a difference between a HOMO energy level and a LUMO energy level of the exciplex (ΔEexciplex) may be greater than a difference between a HOMO energy level and a LUMO energy level of the dopant (ΔEdopant).