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    Display Device and Method of Fabricating the Same
    1.
    发明公开
    Display Device and Method of Fabricating the Same 审中-公开

    公开(公告)号：US20240188406A1

    公开(公告)日：2024-06-06

    申请号：US18443114

    申请日：2024-02-15

    Applicant: LG Display Co., Ltd.

    Inventor： Young-Nam Lim ,  Hyun-Chul Choi ,  Kwan-Soo Kim ,  Seok-Hyun Kim ,  Jae-Hyeon Kim

    IPC: H10K71/00 ,  H10K50/17 ,  H10K59/35

    CPC classification number: H10K71/00 ,  H10K50/17 ,  H10K50/171 ,  H10K59/35

    Abstract: A display device includes a substrate including a display area having first color subpixels and a transparent area inside the display area, an array layer in the display area on the substrate, a first electrode in the first color subpixels on the array layer, a first emission assisting layer on the first electrode, an emitting material layer in the first color subpixels on the first emission assisting layer, a second emission assisting layer on the emitting material layer, a deposition preventing layer in the transparent area on the second emission assisting layer, a second electrode on the second emission assisting layer, the second electrode selectively disposed in a region where the deposition preventing layer is not disposed, an encapsulating layer on the deposition preventing layer and the second electrode, a polarizing layer in the display area on the encapsulating layer, an auxiliary equipment in the transparent area under the substrate.

    Display device including deposition preventing layer and method of fabricating the same
    3.
    发明授权
    Display device including deposition preventing layer and method of fabricating the same 有权

    公开(公告)号：US11678560B2

    公开(公告)日：2023-06-13

    申请号：US17102028

    申请日：2020-11-23

    Applicant: LG Display Co., Ltd.

    Inventor： Young-Nam Lim ,  Hyun-Chul Choi ,  Kwan-Soo Kim ,  Seok-Hyun Kim ,  Jae-Hyeon Kim

    IPC: H10K71/00 ,  H10K50/17 ,  H10K59/35

    CPC classification number: H10K71/00 ,  H10K50/17 ,  H10K50/171 ,  H10K59/35

    Abstract: A display device includes a substrate including a display area having first color subpixels and a transparent area inside the display area, an array layer in the display area on the substrate, a first electrode in the first color subpixels on the array layer, a first emission assisting layer on the first electrode, an emitting material layer in the first color subpixels on the first emission assisting layer, a second emission assisting layer on the emitting material layer, a deposition preventing layer in the transparent area on the second emission assisting layer, a second electrode on the second emission assisting layer, the second electrode selectively disposed in a region where the deposition preventing layer is not disposed, an encapsulating layer on the deposition preventing layer and the second electrode, a polarizing layer in the display area on the encapsulating layer, an auxiliary equipment in the transparent area under the substrate.

    Display device and method of fabricating the same
    5.
    发明授权
    Display device and method of fabricating the same 有权

    公开(公告)号：US11937491B2

    公开(公告)日：2024-03-19

    申请号：US18140865

    申请日：2023-04-28

    Applicant: LG Display Co., Ltd.

    Inventor： Young-Nam Lim ,  Hyun-Chul Choi ,  Kwan-Soo Kim ,  Seok-Hyun Kim ,  Jae-Hyeon Kim

    IPC: H10K71/00 ,  H10K50/17 ,  H10K59/35

    CPC classification number: H10K71/00 ,  H10K50/17 ,  H10K50/171 ,  H10K59/35

    Abstract: A display device includes a substrate including a display area having first color subpixels and a transparent area inside the display area, an array layer in the display area on the substrate, a first electrode in the first color subpixels on the array layer, a first emission assisting layer on the first electrode, an emitting material layer in the first color subpixels on the first emission assisting layer, a second emission assisting layer on the emitting material layer, a deposition preventing layer in the transparent area on the second emission assisting layer, a second electrode on the second emission assisting layer, the second electrode selectively disposed in a region where the deposition preventing layer is not disposed, an encapsulating layer on the deposition preventing layer and the second electrode, a polarizing layer in the display area on the encapsulating layer, an auxiliary equipment in the transparent area under the substrate.

    ORGANIC LIGHT-EMITTING DEVICE AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE USING THE SAME
    7.
    发明申请
    ORGANIC LIGHT-EMITTING DEVICE AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE USING THE SAME 审中-公开

    公开(公告)号：US20190189702A1

    公开(公告)日：2019-06-20

    申请号：US16283213

    申请日：2019-02-22

    Applicant: LG Display Co., Ltd.

    Inventor： Eun-Jung Park ,  Kwan-Soo Kim ,  Han-Byeol Seok ,  Seok-Hyun Kim

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

    CPC classification number: H01L27/3211 ,  H01L27/3248 ,  H01L51/5004 ,  H01L51/5044 ,  H01L51/5206 ,  H01L2251/552

    Abstract: An organic light-emitting device, including: a substrate including a blue sub-pixel, a green sub-pixel, and a red sub-pixel, each blue sub-pixel, green sub-pixel, and red sub-pixel respectively including an anode, a first common layer, a second common layer, and a cathode, in the blue sub-pixel, a blue light-emitting layer between the first common layer and the second common layer, in the green sub-pixel, a green light-emitting layer between the first common layer and the second common layer, and in the red sub-pixel, a red light-emitting layer between the first common layer and the second common layer, wherein HOMO energy levels of the blue, green, and red light-emitting layers are each lower than a HOMO energy level of the first common layer, and wherein the HOMO energy level of the green light-emitting layer is 0.2 eV or more higher than the HOMO energy level of the blue light-emitting layer.

    ORGANIC LIGHT-EMITTING DEVICE AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE USING THE SAME
    8.
    发明申请
    ORGANIC LIGHT-EMITTING DEVICE AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE USING THE SAME 审中-公开

    公开(公告)号：US20180122870A1

    公开(公告)日：2018-05-03

    申请号：US15794395

    申请日：2017-10-26

    Applicant: LG Display Co., Ltd.

    Inventor： Eun-Jung Park ,  Kwan-Soo Kim ,  Han-Byeol Seok ,  Seok-Hyun Kim

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

    CPC classification number: H01L27/3211 ,  H01L27/3248 ,  H01L51/5004 ,  H01L51/5044 ,  H01L51/5206 ,  H01L2251/552

    Abstract: An organic light-emitting device, including: a substrate including a blue sub-pixel, a green sub-pixel, and a red sub-pixel, each blue sub-pixel, green sub-pixel, and red sub-pixel respectively including an anode, a first common layer, a second common layer, and a cathode, in the blue sub-pixel, a blue light-emitting layer between the first common layer and the second common layer, in the green sub-pixel, a green light-emitting layer between the first common layer and the second common layer, and in the red sub-pixel, a red light-emitting layer between the first common layer and the second common layer, wherein HOMO energy levels of the blue, green, and red light-emitting layers are each lower than a HOMO energy level of the first common layer, and wherein the HOMO energy level of the green light-emitting layer is 0.2 eV or more higher than the HOMO energy level of the blue light-emitting layer.

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