Display device and method of manufacturing the same

    公开(公告)号:US11730021B2

    公开(公告)日:2023-08-15

    申请号:US17871128

    申请日:2022-07-22

    CPC classification number: H10K59/122 H10K71/00 H10K2102/103

    Abstract: To provide a display device having a reduced non-display area, the display device including: a substrate including a display area, the display area including a first area and a second area; a first pixel electrode in the first area, and a second pixel electrode in the second area; a pixel-defining layer on the substrate and including a first opening and a second opening, the first opening exposing at least a portion of the first pixel electrode, and the second opening exposing at least a portion of the second pixel electrode; a first intermediate layer on the at least a portion of the first pixel electrode, and a second intermediate layer on the at least a portion of the second pixel electrode; a first opposite electrode on the first intermediate layer; and a second opposite electrode on the first opposite electrode and the second intermediate layer.

    Organic light-emitting display apparatus and method of manufacturing the same

    公开(公告)号:US11626574B2

    公开(公告)日:2023-04-11

    申请号:US16847349

    申请日:2020-04-13

    Abstract: An organic light-emitting display apparatus includes: a substrate; first and second pixel electrodes on the substrate and spaced from each other; an insulating layer between the first and second pixel electrodes, the insulating layer covering ends of the first and second pixel electrodes, and having a step height difference; an auxiliary electrode on the insulating layer; first and second intermediate layers on the first and second pixel electrodes, the first and second intermediate layers being spaced from each other, and including first and second light-emitting layers, respectively; first and second opposite electrodes on the first and second intermediate layers, the first and second opposite electrodes being spaced from each other, and in contact with the auxiliary electrode; and first and second passivation layers on the first and second opposite electrodes, the first and second passivation layers being spaced from each other, and covering the first and second opposite electrodes, respectively.

    DISPLAY APPARATUS HAVING A TRANSMISSIVE REGION WITH AUXILIARY LAYER

    公开(公告)号:US20220392975A1

    公开(公告)日:2022-12-08

    申请号:US17842827

    申请日:2022-06-17

    Abstract: A display apparatus includes: a first substrate and a display unit. The display unit includes a display region and a transmissive region. The display unit further includes: an auxiliary layer disposed in correspondence with the transmissive region; and a second electrode disposed in correspondence with the display region and at least a portion of the transmissive region. The auxiliary layer includes a first material, the second electrode includes a second material, and the first material and the second material each satisfy Equation 1 below: ST2−ST1>0 mJ/m2, wherein, in Equation 1, ST1 is a surface energy of the first material at 25° C., and ST2 is a surface energy of the second material at 25° C.

    Display device and method of manufacturing the same

    公开(公告)号:US11430842B2

    公开(公告)日:2022-08-30

    申请号:US16868493

    申请日:2020-05-06

    Abstract: To provide a display device having a reduced non-display area, the display device including: a substrate including a display area, the display area including a first area and a second area; a first pixel electrode in the first area, and a second pixel electrode in the second area; a pixel-defining layer on the substrate and including a first opening and a second opening, the first opening exposing at least a portion of the first pixel electrode, and the second opening exposing at least a portion of the second pixel electrode; a first intermediate layer on the at least a portion of the first pixel electrode, and a second intermediate layer on the at least a portion of the second pixel electrode; a first opposite electrode on the first intermediate layer; and a second opposite electrode on the first opposite electrode and the second intermediate layer.

    Method of manufacturing display device

    公开(公告)号:US11374183B2

    公开(公告)日:2022-06-28

    申请号:US16815662

    申请日:2020-03-11

    Abstract: A manufacturing method of a display device includes: forming a first electrode on a base substrate; forming a pixel definition layer through which an opening is defined to expose an upper surface of the first electrode; providing an organic molecular thin film including a self-assembled monolayer on the first electrode and the pixel definition layer; desorbing a portion of the organic molecular thin film which corresponds to the first electrode; and providing at least one organic layer on the first electrode.

    Organic light-emitting display apparatus comprising self-assembled layer containing fluorine

    公开(公告)号:US11164924B2

    公开(公告)日:2021-11-02

    申请号:US16852291

    申请日:2020-04-17

    Abstract: An organic light-emitting display apparatus including a substrate, a first first electrode on the substrate, a first organic functional layer on the first first electrode, the first organic functional layer including a first emission layer, a first second electrode on the first organic functional layer, a second first electrode on the substrate, the second first electrode being spaced apart from the first first electrode, a second organic functional layer on the second first electrode, the second organic functional layer including a second emission layer, a second second electrode on the second organic functional layer, and a self-assembled layer between the first organic functional layer and the second organic functional layer, the self-assembled layer containing fluorine.

    DISPLAY APPARATUS AND MANUFACTURING METHOD OF THE SAME

    公开(公告)号:US20230133603A1

    公开(公告)日:2023-05-04

    申请号:US17967707

    申请日:2022-10-17

    Abstract: A display apparatus includes: an auxiliary line comprising a main sub-layer and an upper layer on the main sub-layer; an insulating layer comprising a first opening having a greater width than the auxiliary line, wherein the first opening overlaps the auxiliary line; a first electrode on the insulating layer; an intermediate layer overlapping the first electrode and comprising an emission layer; an auxiliary layer, at least a portion of which overlaps the auxiliary line; and a second electrode on the auxiliary layer, wherein the upper layer of the auxiliary line comprises a tip protruding, in a lateral direction, from a first point, in which a side surface and an upper surface of the main sub-layer meet each other, and being curved upwards from the first point, and the second electrode contacts the side surface of the main sub-layer through the first opening of the insulating layer.

    Display panel having improved transmittance, display apparatus including the same

    公开(公告)号:US11621306B2

    公开(公告)日:2023-04-04

    申请号:US17161734

    申请日:2021-01-29

    Abstract: A display apparatus of an embodiment includes a first area and a second area disposed adjacent to the first area in a plan view, and includes a first electrode disposed in the first area and a second electrode disposed in the second area, a hole transport region disposed on the first electrode and the second electrode, an emission layer disposed on the hole transport region to overlap the first electrode and not to overlap the second electrode, a buffer layer disposed on the emission layer in the first area and the second area, a surface energy controlling layer disposed on the buffer layer to overlap the second electrode and not to overlap the first electrode, and a third electrode disposed on the buffer layer to overlap the first electrode and not to overlap the surface energy controlling layer. Such a display apparatus may have improved transmittance.

Patent Agency Ranking