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    DISPLAY DEVICE AND METHOD OF PROVIDING THE SAME
    2.
    发明申请
    DISPLAY DEVICE AND METHOD OF PROVIDING THE SAME 有权

    公开(公告)号：US20250072224A1

    公开(公告)日：2025-02-27

    申请号：US18675459

    申请日：2024-05-28

    Applicant: Samsung Display Co., Ltd.

    Inventor： WOO YONG SUNG ,  SEUNGYONG SONG ,  Hee Jun YANG ,  JEONGSEOK LEE

    IPC: H10K59/122 ,  H10K59/40 ,  H10K59/80 ,  H10K102/00

    Abstract: A display device includes a pixel defining layer including a light emitting opening defined therein, a barrier wall layer on the pixel defining layer and including barrier walls spaced apart from each other and defining a barrier wall opening of the barrier wall layer which is between the barrier walls, the barrier wall opening overlapping the light emitting opening of the pixel defining layer, a light emitting element overlapping the light emitting opening of the pixel defining layer. and a spacer which is on a barrier wall among the barrier walls and spaced apart from the light emitting opening and the barrier wall opening. The barrier wall which has the spacer thereon defines a blocking opening of the barrier wall which surrounds the spacer.

    DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME
    3.
    发明申请
    DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME 有权

    公开(公告)号：US20240373727A1

    公开(公告)日：2024-11-07

    申请号：US18426823

    申请日：2024-01-30

    Applicant: Samsung Display Co., LTD.

    Inventor： JIN-SU BYUN ,  WOONGSIK KIM ,  DONGHWAN BAE ,  JEONGSEOK LEE

    IPC: H10K59/80 ,  H10K59/12 ,  H10K59/122 ,  H10K59/131 ,  H10K59/88 ,  H10K71/20 ,  H10K71/60

    Abstract: A display device includes a substrate, a first pixel electrode a pixel defining structure including an inorganic protective layer, a first metal layer disposed on the inorganic protective layer, and a second metal layer disposed on the first metal layer and defining a first pixel opening including a first undercut structure, a first organic light emitting layer disposed on the first pixel electrode in the first pixel opening, a first common electrode layer disposed on the first organic light emitting layer in the first pixel opening, a first stack layer, a first capping layer, and a first light extraction structure which fills the first pixel opening covered by the first capping layer has a convex upper surface over the first pixel opening.

    DISPLAY DEVICE
    4.
    发明公开
    DISPLAY DEVICE 审中-公开

    公开(公告)号：US20230189554A1

    公开(公告)日：2023-06-15

    申请号：US17937539

    申请日：2022-10-03

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： JEONGSEOK LEE ,  SEUNGYONG SONG ,  HYEKYUN LEE

    IPC: H01L51/52 ,  H01L27/32

    CPC classification number: H01L51/5256 ,  H01L27/3218 ,  H01L51/5275 ,  H01L27/3216

    Abstract: A display device includes a light-emitting element layer and an encapsulation layer disposed on the light-emitting element layer. The encapsulation layer includes a first inorganic film having a first refractive index at a wavelength between about 380 nm and about 500 nm, the first refractive index being between about 1.5 and about 1.7, a second inorganic film disposed on the first inorganic film and having a second refractive index at a wavelength between about 380 nm and about 500 nm, the second refractive index being between about 1.5 and about 1.7, and an organic film disposed between the first inorganic film and the second inorganic film, and having a third refractive index at a wavelength between about 380 nm and about 500 nm, the third refractive index being between about 1.5 and about 1.7. Accordingly, the display device including the encapsulation layer with the high light transmittance may have the high light emission efficiency.

    DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME
    5.
    发明申请
    DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME 有权

    公开(公告)号：US20220165987A1

    公开(公告)日：2022-05-26

    申请号：US17533766

    申请日：2021-11-23

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： JEONGSEOK LEE ,  SEUNGWOOK KWON ,  SEHOON JEONG

    IPC: H01L51/52 ,  H01L51/56

    Abstract: A display device includes a lower film. A light absorbing layer is disposed on the lower film. The light absorbing layer absorbs ultraviolet light. A substrate is disposed on the light absorbing layer. A thin film transistor is disposed on the substrate and includes a gate electrode, a source electrode and a drain electrode. A light emitting diode is disposed on the thin film transistor and is electrically connected to the thin film transistor.

    DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME
    7.
    发明公开
    DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME 审中-公开

    公开(公告)号：US20240074245A1

    公开(公告)日：2024-02-29

    申请号：US18454318

    申请日：2023-08-23

    Applicant: Samsung Display Co., Ltd.

    Inventor： JEONGSEOK LEE ,  TAEWOOK KANG ,  WOO YONG SUNG ,  SEUNGYONG SONG

    IPC: H10K59/122 ,  H10K59/12 ,  H10K59/80 ,  H10K71/20 ,  H10K102/00

    CPC classification number: H10K59/122 ,  H10K59/1201 ,  H10K59/873 ,  H10K71/231 ,  H10K2102/351

    Abstract: A display panel includes a base layer, a first lower electrode, a first sacrificial pattern layer defining a first lower opening exposing a portion of an upper surface of the first lower electrode, an insulating layer covering a portion of the first sacrificial pattern layer and defining a first emission opening overlapping the first lower opening, a conductive bank defining a first upper opening overlapping the first emission opening, a first emission pattern layer disposed inside the first lower opening, the first emission opening, and the first upper opening and on the first lower electrode, and a first upper electrode disposed on the first emission pattern layer and in contact with an inner surface of the conductive bank defining the first upper opening, and a thickness of the first emission pattern layer is greater than a sum of a thickness of the first sacrificial pattern layer and a thickness.

    DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME
    8.
    发明公开
    DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME 审中-公开

    公开(公告)号：US20230363243A1

    公开(公告)日：2023-11-09

    申请号：US18142831

    申请日：2023-05-03

    Applicant: Samsung Display Co., LTD.

    Inventor： JEONGSEOK LEE ,  SEUNGHUN KIM ,  WOO YONG SUNG

    IPC: H10K59/80 ,  H10K59/122 ,  H10K59/12

    CPC classification number: H10K59/873 ,  H10K59/122 ,  H10K59/1201

    Abstract: A display device includes a substrate, a lower metal layer disposed on the substrate, a light emitting element disposed on the lower metal layer, where the light emitting element includes a lower electrode, a light emitting layer, and an upper electrode sequentially disposed, a pixel defining layer disposed on the lower metal layer, where the pixel definition layer exposes at least a portion of the lower electrode, and a residual sacrificial layer disposed on the pixel defining layer, where portions of the upper electrode are disconnected from each other with the residual sacrificial layer therebetween.

    DISPLAY DEVICE AND MANUFACTURING METHOD FOR THE SAME
    9.
    发明公开
    DISPLAY DEVICE AND MANUFACTURING METHOD FOR THE SAME 审中-公开

    公开(公告)号：US20230240096A1

    公开(公告)日：2023-07-27

    申请号：US18069946

    申请日：2022-12-21

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： WOO YONG SUNG ,  SEUNGYONG SONG ,  KWANHYUCK YOON ,  JEONGSEOK LEE

    IPC: H10K59/122 ,  H10K59/80 ,  H10K59/12 ,  H01L33/56

    CPC classification number: H10K59/122 ,  H01L33/56 ,  H10K59/873 ,  H10K59/1201 ,  H10K59/80516 ,  H10K59/80522 ,  H01L2933/005

    Abstract: A display device includes a base layer, a circuit layer on the base layer, an auxiliary pixel defining layer disposed on the circuit layer and that includes a first opening adjacent to the circuit layer and a second opening above the first opening, an inorganic protective layer disposed on the auxiliary pixel defining layer and that includes a third opening above the second opening, a pixel defining layer disposed on the inorganic protective layer and that includes a fourth opening above the third opening, a light-emitting element disposed on the circuit layer and that includes a first electrode, a functional layer disposed on the first electrode, and a second electrode disposed on the functional layer, an auxiliary electrode layer that covers the pixel defining layer and the light-emitting element, and an inorganic layer disposed on the auxiliary electrode layer and that overlaps the pixel defining layer and the light-emitting element.

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