公开(公告)号：US20250084522A1

公开(公告)日：2025-03-13

申请号：US18678194

申请日：2024-05-30

Applicant: Samsung Display Co., Ltd.

Inventor： Areum Lee ,  Hwi Kim ,  Jungsun Park ,  Jihee Son ,  Seoulki Lee ,  Seungjun Lee ,  Yeonhwa Lee ,  Joongu Lee

IPC: C23C14/04 ,  H10K71/16

Abstract: A mask assembly includes a mask frame including a plurality of sides and an opening, a first support stick arranged on the mask frame to overlap the opening, the first mask stick extending in a direction parallel to one of the sides of the mask frame, a mask sheet arranged on the first support stick, the mask sheet extending in a direction parallel to one of the sides of the mask frame, and a first waterproof membrane arranged on a surface of the first support stick facing the mask sheet.

公开(公告)号：US11730021B2

公开(公告)日：2023-08-15

申请号：US17871128

申请日：2022-07-22

Applicant: Samsung Display Co., Ltd.

Inventor： Wooyong Sung ,  Jaesik Kim ,  Jaeik Kim ,  Yeonhwa Lee ,  Joongu Lee

IPC: H10K59/122 ,  H10K71/00 ,  H10K102/10

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.

公开(公告)号：US11626574B2

公开(公告)日：2023-04-11

申请号：US16847349

申请日：2020-04-13

Applicant: Samsung Display Co., Ltd.

Inventor： Jaesik Kim ,  Jaeik Kim ,  Yeonhwa Lee ,  Joongu Lee ,  Sehoon Jeong

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/56

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.

公开(公告)号：US20220392975A1

公开(公告)日：2022-12-08

申请号：US17842827

申请日：2022-06-17

Applicant: Samsung Display Co., Ltd.

Inventor： Jaesik Kim ,  Joongu Lee ,  Jaeik Kim ,  Yeonhwa Lee ,  Chanho Moon ,  Sehoon Jeong ,  Jiyoung Choung

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/44

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.

公开(公告)号：US11430842B2

公开(公告)日：2022-08-30

申请号：US16868493

申请日：2020-05-06

Applicant: Samsung Display Co., Ltd.

Inventor： Wooyong Sung ,  Jaesik Kim ,  Jaeik Kim ,  Yeonhwa Lee ,  Joongu Lee

IPC: H01L27/32 ,  H01L51/56

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.

公开(公告)号：US11374183B2

公开(公告)日：2022-06-28

申请号：US16815662

申请日：2020-03-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaesik Kim ,  Jaeik Kim ,  Yoenhwa Lee ,  Joongu Lee ,  Sehoon Jeong

IPC: H01L51/00 ,  H01L51/56 ,  H01L27/32 ,  H01L51/50

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.

公开(公告)号：US11164924B2

公开(公告)日：2021-11-02

申请号：US16852291

申请日：2020-04-17

Applicant: Samsung Display Co., Ltd.

Inventor： Jaesik Kim ,  Yeonhwa Lee ,  Joongu Lee ,  Sehoon Jeong

IPC: H01L51/56 ,  H01L27/32 ,  H01L51/00 ,  H01L51/52

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.

公开(公告)号：US10658438B2

公开(公告)日：2020-05-19

申请号：US15907430

申请日：2018-02-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaesik Kim ,  Yeonhwa Lee ,  Joongu Lee ,  Sehoon Jeong

IPC: H01L51/56 ,  H01L27/32 ,  H01L51/00 ,  H01L51/52

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.

公开(公告)号：US20230133603A1

公开(公告)日：2023-05-04

申请号：US17967707

申请日：2022-10-17

Applicant: Samsung Display Co., Ltd.

Inventor： Heemin Park ,  Joongu Lee ,  Hyejin Gwark ,  Arong Kim ,  Jaeik Kim ,  Jungsun Park ,  Yeonhwa Lee ,  Kyuhwan Hwang

IPC: H01L27/32 ,  H01L51/56

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.

公开(公告)号：US11621306B2

公开(公告)日：2023-04-04

申请号：US17161734

申请日：2021-01-29

Applicant: Samsung Display Co., Ltd.

Inventor： Jaeik Kim ,  Yeonhwa Lee ,  Joongu Lee ,  Hye Jin Gwark ,  Jungsun Park ,  Heemin Park

IPC: H01L27/32 ,  H01L51/52

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.