公开(公告)号：US11758773B2

公开(公告)日：2023-09-12

申请号：US17319263

申请日：2021-05-13

Applicant: Samsung Display Co., LTD.

Inventor： Jin-Yong Lee ,  Jinho Ju ,  Kwangwoo Park ,  Minjung Ann

IPC: H10K59/124 ,  H10K50/844 ,  H10K71/00

CPC classification number: H10K59/124 ,  H10K50/844 ,  H10K71/00

Abstract: A display device includes a substrate including a first pixel area, a second pixel area spaced apart from the first pixel area, and a valley area between the first pixel area and the second pixel area, a first insulating layer on the substrate and in both the first pixel area and the second pixel area, a penetration hole through the first insulating layer and corresponding to the valley area, the penetration hole exposing a side surface of the first insulating layer and an upper surface of the substrate to outside the first insulating layer, a crack prevention pattern which is in the penetration hole and covers the side surface of the first insulating layer, and a second insulating layer facing the first insulating layer with the crack prevention pattern therebetween, the second insulating layer in contact with the upper surface of the substrate at the penetration hole.

公开(公告)号：US20220397997A1

公开(公告)日：2022-12-15

申请号：US17678321

申请日：2022-02-23

Applicant: Samsung Display Co., Ltd.

Inventor： Kwangwoo Park ,  Yoonho Kim ,  Minjung Ann ,  Jinwhan Jung ,  Jinho Ju ,  Sanghyun Choi ,  Yechan Choi

IPC: G06F3/041

Abstract: A display apparatus is disclosed that includes a substrate, a partition wall, and wiring. The substrate includes a display area and a peripheral area. The partition wall is arranged in the peripheral area. The wiring is arranged over the substrate extends from the display area to the peripheral area, and inserted into the partition wall or passes through the partition wall. The wiring includes at least one through hole.

公开(公告)号：US11119592B2

公开(公告)日：2021-09-14

申请号：US16263399

申请日：2019-01-31

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeonbum Lee ,  Jeongwon Kim ,  Kwangwoo Park ,  Junhyuk Woo

IPC: G06F3/041 ,  H01L27/32 ,  H01L51/52

Abstract: A display apparatus includes a display panel in which a display area to display an image and a non-display area adjacent to the display area are defined, and in which a central area and a peripheral area in a periphery of the central area are defined in the display area, a touch sensor on the display panel, the touch sensor including a touch electrode layer, and a black matrix on the display panel. The black matrix includes a first black matrix in the central area and a second black matrix in the peripheral area. The second black matrix is on layer of the display panel that is higher than the first black matrix.

公开(公告)号：US10790340B2

公开(公告)日：2020-09-29

申请号：US16402415

申请日：2019-05-03

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeonbum Lee ,  Hyoeng-ki Kim ,  Kwangwoo Park

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

Abstract: A display device includes a display panel and an anti-reflection unit directly disposed on the display panel. The display panel includes first to third light emitting elements, each of which includes first and second electrodes, and a light emitting layer, which is disposed between the first electrode and the second electrode. The pixel definition layer includes a first portion, in which a light-emitting opening exposing the first electrode is defined, and a second portion, which is disposed on and overlapped with the first portion. The anti-reflection unit includes first to third color filters overlapped with the first to third light emitting elements, respectively, and a color spacer, which is overlapped with the second portion and is thicker than each of the first to third color filters.

公开(公告)号：US10777621B2

公开(公告)日：2020-09-15

申请号：US16035477

申请日：2018-07-13

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeonbum Lee ,  Jeongwon Kim ,  Hyoeng-ki Kim ,  Kwangwoo Park ,  Junhyuk Woo ,  Dongki Lee ,  Eonjoo Lee

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

Abstract: A display device includes a pixel defining layer disposed on a substrate and defining a plurality of openings, a plurality of organic light emitting elements disposed in the openings, a first black matrix disposed on the pixel defining layer, a thin film encapsulation layer disposed on the organic light emitting elements and the first black matrix, a plurality of touch sensor portions disposed on the thin film encapsulation layer and overlapping with the pixel defining layer, a second black matrix disposed on the touch sensor portions, and a polarizing film disposed on the second black matrix.

公开(公告)号：US10199608B2

公开(公告)日：2019-02-05

申请号：US15858115

申请日：2017-12-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junhyuk Woo ,  Jeongwon Kim ,  Hyoeng-ki Kim ,  Kwangwoo Park ,  Bongyeon Kim

IPC: H01L29/08 ,  H01L21/00 ,  H01L51/52 ,  H01L27/32 ,  H01L51/56 ,  H01L51/50

Abstract: An organic electroluminescence display apparatus includes an insulating layer including a concave portion having a concave first upper surface, a first electrode including a curved electrode portion having a concave second upper surface overlapped with the concave portion, a pixel definition layer including a first opening defined therethrough to expose the second upper surface, an organic layer disposed on the first electrode, a second electrode disposed on the organic layer, and a light blocking layer including a second opening defined therethrough. The second opening has a width smaller than the first opening and overlaps with the first opening.

公开(公告)号：US12238977B2

公开(公告)日：2025-02-25

申请号：US17189262

申请日：2021-03-02

Applicant: Samsung Display Co., LTD.

Inventor： Jinyong Lee ,  Jinho Ju ,  Kwangwoo Park ,  Yunjong Yeo ,  Wooseok Jeon ,  Chaungi Choi

IPC: H10K59/124 ,  H10K59/131

Abstract: A display apparatus including a substrate having a display area, a plurality of pixel circuits arranged in the display area, each of the pixel circuits including a thin-film transistor, a plurality of display elements respectively connected to the pixel circuits, and a composite layer disposed between the pixel circuits and the display elements, the composite layer including a first inorganic insulating layer, a first organic insulating layer, and a second inorganic insulating layer, which are sequentially stacked.

公开(公告)号：US20240179961A1

公开(公告)日：2024-05-30

申请号：US18365137

申请日：2023-08-03

Applicant: Samsung Display Co., Ltd.

Inventor： Yongseon Jo ,  Kwangwoo Park ,  Donghwan Shim ,  Eonjoo Lee ,  Jinyong Lee ,  Cheol Jang

IPC: H10K59/124 ,  G09G3/3233 ,  H10K77/10

CPC classification number: H10K59/124 ,  G09G3/3233 ,  H10K77/10 ,  H10K77/111 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861

Abstract: There is provided a display apparatus including a mask layer having a plurality of openings, a substrate located below the mask layer and having a plurality of first grooves corresponding to the plurality of openings, an inorganic insulating layer located on the mask layer and having through holes corresponding to at least some of the plurality of openings, and an organic insulating layer located on the inorganic insulating layer and filling the through holes.

公开(公告)号：US11587996B2

公开(公告)日：2023-02-21

申请号：US17088489

申请日：2020-11-03

Applicant: Samsung Display Co., Ltd.

Inventor： Eonjoo Lee ,  Hyoeng-Ki Kim ,  Kwangwoo Park ,  Dongki Lee ,  Jin-Whan Jung

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

Abstract: A display apparatus includes a first transistor, a first pixel electrode, a second transistor, and a second pixel electrode. The first transistor includes a first drain electrode. The first pixel electrode is positioned between an edge of the display apparatus and a center of the display apparatus and includes a first recessed structure. The first recessed structure directly contacts the first drain electrode. The second transistor includes a second drain electrode. The second pixel electrode is positioned between the edge of the display apparatus and the first pixel electrode and includes at least one recessed structure. The at least one recessed structure includes a second recessed structure. The second recessed structure directly contacts the second drain electrode. A total maximum width of the at least one recessed structure is greater than a maximum width of the first recessed structure.

公开(公告)号：US11380875B2

公开(公告)日：2022-07-05

申请号：US16822196

申请日：2020-03-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kwangwoo Park ,  Junhyuk Woo ,  Hyeonbum Lee ,  Eonjoo Lee

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

Abstract: A display apparatus includes a display panel including an opening area through which light passes, a non-display area including an opening peripheral area that is around a periphery of the opening area, and a display area including at least one pixel, the display area being around a periphery of the opening peripheral area, an optical film layer disposed on the display panel, and a cover window disposed on the optical film layer. The display panel includes a base substrate, a light emitting structure disposed on the base substrate, a planarization insulating layer disposed on the substrate in the opening peripheral area, and a light blocking pattern disposed on the planarization insulating layer in the opening peripheral area.