公开(公告)号：US20230255079A1

公开(公告)日：2023-08-10

申请号：US17943650

申请日：2022-09-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kangmoon Jo ,  Unbyoll Ko ,  Sunkwang Kim ,  Hyoungsub Lee

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/322 ,  H01L51/5281 ,  H01L27/3246

Abstract: A display apparatus includes a first sub-pixel, a second sub-pixel, and a third sub-pixel disposed on a substrate and respectively emitting different colors, light-emitting devices disposed on the substrate and respectively overlapping the first sub-pixel through the third sub-pixel, a first thin-film encapsulation layer disposed on light-emitting devices, a second thin-film encapsulation layer disposed on the first thin-film encapsulation layer, a functional layer disposed between the first thin-film encapsulation layer and the second thin-film encapsulation layer, and including a first quantum dot layer corresponding to the first sub-pixel, a second quantum dot layer corresponding to the second sub-pixel, and a transmissive layer corresponding to the third sub-pixel, a low color filer that is a blue color filter disposed between the first thin-film encapsulation layer and the functional layer to cover the first sub-pixel through the third sub-pixel, and an upper color filter disposed on the second thin-film encapsulation layer.

公开(公告)号：US20220393610A1

公开(公告)日：2022-12-08

申请号：US17867637

申请日：2022-07-18

Applicant: Samsung Display Co., Ltd.

Inventor： Wonwoo Choi ,  Wooyong Sung ,  Sooyoun Kim ,  Junghan Seo ,  Seoyeon Lee ,  Hyoungsub Lee ,  Moonwon Chang ,  Seunggun Chae

IPC: H02M7/483 ,  F03D7/02 ,  F03D7/04 ,  H02P11/04

Abstract: A display panel including: a substrate including an opening area and a display area surrounding the opening area; a plurality of display elements, each including a pixel electrode, an emission layer, and an opposite electrode, the plurality of display elements being located in the display area; a thin-film encapsulation layer covering the plurality of display elements and including an organic encapsulation layer and an inorganic encapsulation layer; a plurality of grooves located between the opening area and the display area, the plurality of grooves being concave in a depth direction of the substrate and having an undercut structure; and a partition wall located between neighboring grooves among the plurality of grooves.

公开(公告)号：US11050041B2

公开(公告)日：2021-06-29

申请号：US16516437

申请日：2019-07-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Wonwoo Choi ,  Sooyoun Kim ,  Junghan Seo ,  Wooyong Sung ,  Seoyeon Lee ,  Hyoungsub Lee ,  Moonwon Chang ,  Seunggun Chae

IPC: H01L27/32 ,  H01L51/52

Abstract: A display panel includes a peripheral region adjacent to a display region. The display region includes a hole peripheral region, and a recessed region is overlapped with the hole peripheral region. The display panel also includes a barrier layer with a penetrating opening overlapped with the recessed region, a circuit layer on the barrier layer and including transistor and insulating layers, and a device layer including an organic light emitting area coupled to the circuit layer. In addition, a module hole is overlapped with the hole peripheral region and penetrates the base substrate, and a first groove is overlapped with the hole peripheral region and corresponds to a portion of the base substrate that is recessed from a top surface of the barrier layer and that encloses the module hole. The insulating layers include inorganic layers and an organic layer having side portions enclosing the module hole.

公开(公告)号：US10862068B2

公开(公告)日：2020-12-08

申请号：US16401536

申请日：2019-05-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Wonwoo Choi ,  Wooyong Sung ,  Sooyoun Kim ,  Junghan Seo ,  Seoyeon Lee ,  Hyoungsub Lee ,  Moonwon Chang ,  Seunggun Chae

IPC: H01L29/04 ,  H01L51/52 ,  H01L27/32

Abstract: A display panel includes a plurality of display elements arranged in a display area, an opening, a multi-layer including a first layer and a second layer disposed on the first layer, and a groove. Each display element includes a pixel electrode, an emission layer disposed on the pixel electrode, and an opposite electrode disposed on the emission layer. The display area surrounds the opening. The groove is located between the opening and the display area. The groove has an undercut cross-section that is concave in a thickness direction of the multi-layer, the second layer includes a pair of tips that protrude toward a center of the groove, and a length of each tip is less than about 2 μm.

公开(公告)号：US10541380B1

公开(公告)日：2020-01-21

申请号：US16458319

申请日：2019-07-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Wooyong Sung ,  Wonwoo Choi ,  Sooyoun Kim ,  Junghan Seo ,  Seoyeon Lee ,  Hyoungsub Lee ,  Moonwon Chang ,  Seunggun Chae ,  Seungyong Song

IPC: H01L51/52 ,  G06F3/041 ,  G06F3/044 ,  H01L27/32 ,  H01L21/762 ,  H01L51/00

Abstract: A display device includes: a substrate that includes an opening and a display area that surrounds the opening; a plurality of grooves formed in the substrate between the opening and the display area; a display element layer on the substrate and that includes a plurality of display elements in the display area; a thin-film encapsulation layer disposed on the display element layer, the thin-film encapsulation layer including a first inorganic encapsulation layer, an organic encapsulation layer, and a second inorganic encapsulation layer which are sequentially stacked; a planarization layer disposed over the plurality of grooves and that includes an organic insulating material, wherein the planarization layer is disposed over the second inorganic encapsulation layer, and the organic encapsulation layer is disposed below the second inorganic encapsulation layer.

公开(公告)号：US12250852B2

公开(公告)日：2025-03-11

申请号：US18337370

申请日：2023-06-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyoungsub Lee ,  Wooyong Sung ,  Junghan Seo

IPC: H10K59/122 ,  G06F1/16 ,  H01L27/12 ,  H10K50/805 ,  H10K50/84

Abstract: A display apparatus includes a thin film transistor disposed in a display area of a substrate and a display device in the display area that is electrically connected to the thin film transistor, an encapsulation layer that protects the display device, at least one through portion formed in the display area that vertically penetrates the substrate and a plurality of layers stacked on the substrate, and a first groove and a second groove that are spaced apart from each other and that surround the at least one through portion. A flow-restriction portion is disposed in a region between the first groove and the second groove that protrudes upwards from the substrate and confines an organic encapsulation layer of the encapsulation layer.

公开(公告)号：US12238960B2

公开(公告)日：2025-02-25

申请号：US18227346

申请日：2023-07-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Wonwoo Choi ,  Sooyoun Kim ,  Junghan Seo ,  Wooyong Sung ,  Seoyeon Lee ,  Hyoungsub Lee ,  Moonwon Chang ,  Seunggun Chae

IPC: H10K50/844 ,  H10K59/122 ,  H10K59/124

Abstract: A display panel includes a peripheral region adjacent to a display region. The display region includes a hole peripheral region, and a recessed region is overlapped with the hole peripheral region. The display panel also includes a barrier layer with a penetrating opening overlapped with the recessed region, a circuit layer on the barrier layer and including a transistor and insulating layers, and a device layer including an organic light emitting area coupled to the circuit layer. In addition, a module hole is overlapped with the hole peripheral region and penetrates the base substrate, and a first groove is overlapped with the hole peripheral region and corresponds to a portion of the base substrate that is recessed from a top surface of the barrier layer and that encloses the module hole. The insulating layers include inorganic layers and an organic layer having side portions enclosing the module hole.

公开(公告)号：US12075645B2

公开(公告)日：2024-08-27

申请号：US17050817

申请日：2018-11-21

Applicant: Samsung Display Co., Ltd.

Inventor： Wooyong Sung ,  Sooyoun Kim ,  Seunghun Kim ,  Junghan Seo ,  Hyoungsub Lee ,  Moonwon Chang ,  Seunggun Chae ,  Wonwoo Choi

IPC: H10K50/844 ,  H10K59/122 ,  H10K59/124 ,  H10K59/131

CPC classification number: H10K50/844 ,  H10K59/122 ,  H10K59/124 ,  H10K59/131

Abstract: A display device includes: a substrate defining an opening and including a display area and a non-display area between the opening and display area, a pixel array including a plurality of pixels in the display area, each of the pixels having a pixel electrode, an opposite electrode facing the pixel electrode, and an intermediate layer between the pixel electrode and opposite electrode, a plurality of data lines bypassing the opening in the non-display area, first and second insulating layers, which cover the plurality of data lines, a conductive layer between the first and second insulating layers, and a thin film encapsulation layer covering the pixel array, the thin film encapsulation layer including at least one organic encapsulation layer and at least one inorganic encapsulation layer, and wherein, in the non-display area, a first groove is defined by the first insulating layer, the conductive layer, and the second insulating layer.

公开(公告)号：US12010866B2

公开(公告)日：2024-06-11

申请号：US17256826

申请日：2019-04-15

Applicant: Samsung Display Co., Ltd.

Inventor： Hyoungsub Lee ,  Junghan Seo ,  Woo Yong Sung

IPC: H10K50/844 ,  H10K59/12 ,  H10K59/122 ,  H10K59/124 ,  H10K71/00 ,  H10K77/10

CPC classification number: H10K50/844 ,  H10K59/122 ,  H10K59/124 ,  H10K71/00 ,  H10K77/10 ,  H10K59/1201

Abstract: A display panel includes a base substrate, in which a hole area, an active area surrounding the hole area, and a peripheral area adjacent to the active area are defined, a circuit layer including a first circuit insulating layer on the base substrate, a second circuit insulating layer on the first circuit insulating layer, and a thin film transistor on the active area, a display layer including a first display insulating layer on the circuit layer, a second display insulating layer on the first display insulating layer, and a light emitting element on the active area and connected to the thin film transistor, a guide pattern on the circuit layer between the light emitting element and the groove part, and an encapsulation layer which covers the light emitting element and including first and second inorganic layers and an organic layer. The organic layer covers at least a portion of the guide pattern.

公开(公告)号：US11800753B2

公开(公告)日：2023-10-24

申请号：US17240263

申请日：2021-04-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Wooyong Sung ,  Sooyoun Kim ,  Seunghun Kim ,  Junghan Seo ,  Seungho Yoon ,  Hyoungsub Lee ,  Moonwon Chang

IPC: G02B5/30 ,  H10K59/122 ,  H04N23/55 ,  H04N23/57 ,  H10K50/86 ,  H10K50/805 ,  H10K50/813 ,  H10K50/84 ,  H10K50/842 ,  H10K59/00 ,  H10K71/20 ,  H10K71/00

CPC classification number: H10K59/122 ,  G02B5/3025 ,  H04N23/55 ,  H04N23/57 ,  H10K50/805 ,  H10K50/813 ,  H10K50/841 ,  H10K50/8426 ,  H10K50/8428 ,  H10K50/86 ,  H10K59/00 ,  H10K71/231 ,  H10K71/851

Abstract: A display device capable of improving reliability (e.g., impact resistance) of a display panel having a through-hole, and a method of manufacturing a display device are provided. A display device includes: a camera module including a lens; a display panel including a through-hole overlapping the camera module on a plane; a window glass on the display panel; and a filling member in the through-hole and opposing each of the camera module and the window glass. A refractive index difference between an end portion of the filling member and the lens is about 0.7 or less, and a refractive index difference between another end portion of the filling member and the window glass is about 0.5 or less.