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    WHITE ORGANIC LIGHT EMITTING DEVICE
    1.
    发明申请
    WHITE ORGANIC LIGHT EMITTING DEVICE 审中-公开

    公开(公告)号：US20190363274A1

    公开(公告)日：2019-11-28

    申请号：US16534816

    申请日：2019-08-07

    Applicant: LG DISPLAY CO., LTD.

    Inventor： Tae Sun YOO ,  Hwa Kyung KIM ,  Hong Seok CHOI ,  Jae Il SONG ,  Mi Young HAN ,  Shin Han KIM ,  Hye Min OH

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

    Abstract: An organic light emitting device can include first and second electrodes formed to face each other on a substrate; a first stack interposed between the first and second electrode and configured with a hole injection layer, a first hole transportation layer, a first light emission layer and a first electron transportation layer which are stacked on the first electrode; a second stack interposed between the first stack and the second electrode and configured with a second hole transportation layer, a second light emission layer, a third light emission layer and a second electron transportation layer which are stacked on the first stack; a third stack interposed between the second stack and the second electrode and configured with a third hole transportation layer, a fourth light emission layer, a third electron transportation layer and an electron injection layer which are stacked on the second stack; and a first charge generation layer interposed between the first and second stacks and a second charge generation layer interposed between the second and third stacks.

    WHITE ORGANIC LIGHT EMITTING DEVICE
    2.
    发明申请
    WHITE ORGANIC LIGHT EMITTING DEVICE 审中-公开
    白有机发光装置

    公开(公告)号：US20160079556A1

    公开(公告)日：2016-03-17

    申请号：US14949184

    申请日：2015-11-23

    Applicant: LG Display Co., Ltd.

    Inventor： Tae Sun YOO ,  Hwa Kyung KIM ,  Hong Seok CHOI ,  Jae Il SONG ,  Mi Young HAN ,  Shin Han KIM ,  Hye Min OH

    IPC: H01L51/50 ,  H01L51/52

    CPC classification number: H01L51/5028 ,  H01L27/3209 ,  H01L51/5016 ,  H01L51/504 ,  H01L51/5044 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5206 ,  H01L51/5221 ,  H01L2251/5361 ,  H01L2251/5376 ,  H01L2251/5384 ,  H01L2251/558

    Abstract: A white organic light emitting device can include first and second electrodes on a substrate; a first stack configured with a hole injection layer, a first hole transportation layer, a first light emission layer and a first electron transportation layer which are stacked on the first electrode; a second stack configured with a second hole transportation layer, a second light emission layer, a third light emission layer, and a second electron transportation layer which are stacked on the first stack; a third stack interposed between the second stack and the second electrode and configured with a third hole transportation layer, a fourth light emission layer, a third electron transportation layer and an electron injection layer which are stacked on the second stack; and charge generation layers interposed between the first and second stacks and between the second and third stacks and configured to adjust a charge balance between the stacks.

    Abstract translation: 白色有机发光器件可以在衬底上包括第一和第二电极; 配置有层叠在第一电极上的空穴注入层，第一空穴传输层，第一发光层和第一电子传输层的第一堆叠; 配置有第二空穴传输层，第二发光层，第三发光层和第二电子传输层的第二堆叠，堆叠在第一堆叠上; 插入在第二堆叠和第二电极之间并且配置有第三空穴传输层，第四发光层，第三电子传输层和电子注入层的第三堆叠，堆叠在第二堆叠上; 以及插入在第一和第二堆叠之间以及第二和第三堆叠之间的电荷产生层，并且被配置为调整堆叠之间的电荷平衡。

    WHITE ORGANIC LIGHT EMITTING DEVICE
    3.
    发明申请
    WHITE ORGANIC LIGHT EMITTING DEVICE 有权
    白有机发光装置

    公开(公告)号：US20140167016A1

    公开(公告)日：2014-06-19

    申请号：US14109634

    申请日：2013-12-17

    Applicant: LG DISPLAY CO., LTD.

    Inventor： Tae Sun YOO ,  Hwa Kyung KIM ,  Hong Seok CHOI ,  Jae Il SONG ,  Mi Young HAN ,  Shin Han KIM ,  Hye Min OH

    IPC: H01L51/52

    CPC classification number: H01L51/5028 ,  H01L27/3209 ,  H01L51/5016 ,  H01L51/504 ,  H01L51/5044 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5206 ,  H01L51/5221 ,  H01L2251/5361 ,  H01L2251/5376 ,  H01L2251/5384 ,  H01L2251/558

    Abstract: A white organic light emitting device includes: first and second electrodes formed to face each other on a substrate; a first stack configured with a hole injection layer, a first hole transportation layer, a first light emission layer and a first electron transportation layer which are stacked between the first and second electrodes; a second stack configured with a second hole transportation layer, a second light emission layer, a third light emission layer, a second electron transportation layer and an electron injection layer which are stacked between the first stack and the second electrode; and a charge generation layer interposed between the first and second stacks and configured to adjust a charge balance between the two stacks.

    Abstract translation: 白色有机发光器件包括：在基板上彼此面对形成的第一和第二电极; 配置有层叠在第一和第二电极之间的空穴注入层，第一空穴传输层，第一发光层和第一电子传输层的第一堆叠; 配置有第二空穴传输层，第二发光层，第三发光层，第二电子传输层和电子注入层的第二堆叠，堆叠在第一堆叠和第二电极之间; 以及插入在所述第一和第二堆叠之间并且被配置为调整所述两个堆叠之间的电荷平衡的电荷产生层。

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