公开(公告)号：US12082469B2

公开(公告)日：2024-09-03

申请号：US18452517

申请日：2023-08-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yongseok Kim ,  Jaejoong Kwon ,  Dongchul Shin ,  Kangyoung Lee ,  Hyunsup Lee ,  Gyehwan Lim

IPC: H10K59/131 ,  H10K50/844 ,  H10K59/123 ,  H10K71/00

CPC classification number: H10K59/131 ,  H10K50/844 ,  H10K59/123 ,  H10K71/00

Abstract: A display apparatus includes: a substrate including a first surface, a second surface opposite the first surface, a display area defined on the first surface, and a non-display area defined on the second surface; a plurality of display elements at the display area on the first surface of the substrate; a driving circuit on the second surface and overlapping with the display area of the substrate; a first conductive pattern on the second surface of the substrate; and a second conductive pattern on the first surface of the substrate and connected to the first conductive pattern via a contact hole extending through the substrate. A surface roughness of the second surface of the substrate is greater than a surface roughness of the first surface of the substrate.

公开(公告)号：US20230232680A1

公开(公告)日：2023-07-20

申请号：US18097006

申请日：2023-01-13

Applicant: Samsung Display Co., Ltd.

Inventor： Dongchul Shin ,  Seongwon Kim ,  Inseon Yoon

IPC: H10K59/131 ,  H10K59/80

CPC classification number: H10K59/131 ,  H10K59/873

Abstract: A display apparatus includes a substrate, a first display unit, a second display unit, a conductive wire, and an insulating material member set. The substrate includes a first island, a connection unit, a second island spaced from the first island and connected through the connection unit to the first island, and an opening positioned between the connection unit and the first island. The first display unit overlaps the first islands. The second display unit overlaps the second island. The conductive wire overlaps the connection unit. The insulating material member set overlaps an edge region of the connection unit, is positioned closer to or farther from the connection unit than the conductive wire, and is spaced from the conductive wire in a plan view of the display apparatus.

公开(公告)号：US20240224649A1

公开(公告)日：2024-07-04

申请号：US18396379

申请日：2023-12-26

Applicant: Samsung Display Co., Ltd.

Inventor： Seongwon Kim ,  Dongchul Shin ,  Jiwon Lee

IPC: H10K59/131 ,  H10K59/80

CPC classification number: H10K59/131 ,  H10K59/873 ,  H10K2102/311

Abstract: A display apparatus is provided, the display apparatus including a substrate including a first pixel area and a second pixel area spaced from each other, and a first connection area between the first pixel area and the second pixel area, a 1-1st electrode in the first pixel area, a 1-2nd electrode in the second pixel area, a second electrode above the 1-1st electrode and the 1-2nd electrode, and extending in the first pixel area, the second pixel area, and the first connection area, a pattern layer above the second electrode in the first connection area, and biased from a center portion of the first connection area toward the first pixel area or the second pixel area, in plan view, and an encapsulation layer covering the pattern layer, and extending in the first pixel area, the second pixel area, and the first connection area.

公开(公告)号：US11569318B2

公开(公告)日：2023-01-31

申请号：US16851922

申请日：2020-04-17

Applicant: Samsung Display Co., Ltd.

Inventor： Kangyoung Lee ,  Yongseok Kim ,  Dongchul Shin ,  Hyunsup Lee ,  Gyehwan Lim

IPC: H01L27/32 ,  H01L51/56

Abstract: A display device includes a substrate having a top surface, a bottom surface, and a first contact hole passing through the top surface and the bottom surface; a thin film transistor disposed above the top surface and including a semiconductor layer; a display element connected to the thin film transistor; a top conductive pattern disposed between the substrate and the thin film transistor and overlapping the semiconductor layer of the thin film transistor; a bottom conductive pattern disposed on the bottom surface and connected to the top conductive pattern through the first contact hole; and a bottom planarization layer disposed on the bottom surface, the bottom planarization layer disposed on the bottom conductive pattern.

公开(公告)号：US20230225159A1

公开(公告)日：2023-07-13

申请号：US17980221

申请日：2022-11-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jangyeol Yoon ,  Dongchul Shin ,  Inseon Yoon

IPC: H01L27/32

CPC classification number: H01L27/3276 ,  H01L27/3213

Abstract: A display device includes a buffer area adjacent to a display area in a specific direction, a pad area arranged in the specific direction with respect to the buffer area, and a middle area including extension areas which extends from the pad area to the buffer area, where a wiring is arranged in the extension areas, and a middle opening area is defined in the middle area at least partially by edges of adjacent extension areas. A first buffer opening area, a second buffer opening area, and a third buffer opening area sequentially defined in the buffer area from the display area to the middle area. In the specific direction, a first width of the first buffer opening area is different from a second width of the second buffer opening area, and the second width is different from a third width of the third buffer opening area.

公开(公告)号：US20230082602A1

公开(公告)日：2023-03-16

申请号：US17939399

申请日：2022-09-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jangyeol Yoon ,  Dongchul Shin ,  Inseon Yoon

IPC: H01L27/32

Abstract: A display apparatus includes a display panel in which a penetration opening is defined. The display panel includes a first display part on which a first pixel is disposed, a second display part on which a second pixel is disposed, and a connection part connected between the first display part and the second display part. The display apparatus further includes a first pattern overlapping the first display part and adjacent to the connection part, a second pattern overlapping the connection part and adjacent to the first display part, and a third pattern overlapping the connection part and adjacent to the second display part.

公开(公告)号：US12089483B2

公开(公告)日：2024-09-10

申请号：US17503699

申请日：2021-10-18

Applicant: Samsung Display Co., Ltd.

Inventor： Kangyoung Lee ,  Dongchul Shin ,  Hyunsup Lee

IPC: H10K77/10 ,  H10K50/844 ,  H10K59/12 ,  H10K59/122 ,  H10K59/124 ,  H10K71/00 ,  H10K102/00

CPC classification number: H10K77/111 ,  H10K50/844 ,  H10K71/00 ,  H10K59/1201 ,  H10K59/122 ,  H10K59/124 ,  H10K2102/311

Abstract: A display panel including a penetration portion includes: a substrate including a central area and an outer area extending from an outer side of the central area, the central area including a first central area and a second central area spaced apart from the first central area by the penetration portion therebetween; and a display element arranged on the substrate and including a first display element and a second display element, the first display element overlapping at least a portion of the first central area, and the second display element overlapping at least a portion of the second central area. At least one of an edge of the central area and an edge of the outer area defines at least a portion of the penetration portion, and a thickness of the substrate in the outer area is less than a thickness of the substrate in the central area.

公开(公告)号：US20240276861A1

公开(公告)日：2024-08-15

申请号：US18417820

申请日：2024-01-19

Applicant: Sungwoo Nam ,  Samsung Display Co., Ltd.

Inventor： Jangyeol Yoon ,  Sungwoo Nam ,  Seongwon Kim ,  Dongchul Shin

IPC: H10K77/10 ,  H10K59/131 ,  H10K59/35 ,  H10K102/00

CPC classification number: H10K77/111 ,  H10K59/131 ,  H10K59/352 ,  H10K59/353 ,  H10K2102/311 ,  H10K2102/351

Abstract: A stretchable display apparatus includes a substrate including two island regions and a connection region, wherein the two island regions are located apart from each other and the connection region connects the two island regions to each other, sub-pixel circuits arranged in the two island regions, light-emitting diodes arranged in the two island regions and electrically connected to the sub-pixel circuits, a wiring arranged in the connection region and electrically connected to the sub-pixel circuit arranged in a first island region which is one of the two island regions, and an insulating layer on the wiring, wherein at least one of the connection region of the substrate and the insulating layer includes a step difference.

公开(公告)号：US20230273642A1

公开(公告)日：2023-08-31

申请号：US18098743

申请日：2023-01-19

Applicant: Samsung Display Co., Ltd.

Inventor： Dongchul Shin ,  Hyelan Kim ,  Jangyeol Yoon ,  Jiwon Lee

IPC: G06F1/16 ,  H10K50/844 ,  H10K59/121

CPC classification number: G06F1/1652 ,  H10K50/8445 ,  H10K59/1213

Abstract: A display apparatus includes a display panel in which a penetrating opening portion is defined, the display panel including a first display portion in which a first pixel is arranged, a second display portion in which a second pixel is arranged, a connection portion extending in a first direction to connect the first display portion to the second display portion and including, at a central portion thereof, a crack inducing pattern extending in a second direction intersecting the first direction, and a encapsulation layer disposed on the first display portion, the second display portion, and the connection portion, wherein the crack inducing pattern includes a first groove at a central portion of the crack inducing pattern and a first pattern layer disposed on the first groove and including a first tip protruding toward a center of the first groove.

公开(公告)号：US11737321B2

公开(公告)日：2023-08-22

申请号：US16988645

申请日：2020-08-08

Applicant: Samsung Display Co., Ltd.

Inventor： Yongseok Kim ,  Jaejoong Kwon ,  Dongchul Shin ,  Kangyoung Lee ,  Hyunsup Lee ,  Gyehwan Lim

IPC: H01L27/32 ,  H10K59/131 ,  H10K50/844 ,  H10K59/123 ,  H10K71/00

CPC classification number: H10K59/131 ,  H10K50/844 ,  H10K59/123 ,  H10K71/00

Abstract: A display apparatus includes: a substrate including a first surface, a second surface opposite the first surface, a display area defined on the first surface, and a non-display area defined on the second surface; a plurality of display elements at the display area on the first surface of the substrate; a driving circuit on the second surface and overlapping with the display area of the substrate; a first conductive pattern on the second surface of the substrate; and a second conductive pattern on the first surface of the substrate and connected to the first conductive pattern via a contact hole extending through the substrate. A surface roughness of the second surface of the substrate is greater than a surface roughness of the first surface of the substrate.