公开(公告)号：US20240072015A1

公开(公告)日：2024-02-29

申请号：US18234296

申请日：2023-08-15

Applicant: Samsung Display Co., LTD.

Inventor： Jeongho Lee ,  Seunglyong Bok

IPC: H01L25/075 ,  H01L25/16 ,  H01L33/62

CPC classification number: H01L25/0753 ,  H01L25/167 ,  H01L33/62 ,  H01L2933/0066

Abstract: A display panel includes a substrate including first and second areas spaced apart from each other, and a first display area surrounding the first area and the second area, a plurality of first light-emitting diodes in the first display area and respectively electrically connected to a plurality of first sub-pixel circuits, a plurality of second light-emitting diodes in the first area, a plurality of second sub-pixel circuits respectively electrically connected to the plurality of second light-emitting diodes, and a groove surrounding the second area and having an undercut shape, wherein the substrate includes a first base layer, a first barrier layer, a second base layer, and a second barrier layer, and further includes a concave portion in a region between two adjacent second light-emitting and recessed into the second barrier layer and the second base layer, and a hole in the second area and penetrating through the substrate.

公开(公告)号：US11263975B2

公开(公告)日：2022-03-01

申请号：US17025377

申请日：2020-09-18

Applicant: Samsung Display Co., Ltd.

Inventor： Jeongho Lee ,  Zail Lhee ,  Jonghak Hwang ,  Sanghun Oh ,  Sanghun Lee

IPC: G09G3/3266 ,  G09G3/3225 ,  G09G3/3275

Abstract: A display apparatus includes a substrate including a first area, a display area surrounding the first area, and a non-display area surrounding the display area; pixels disposed in the display area; scan lines extending in a first direction and disconnected in the first area; data lines extending in a second direction intersecting the first direction and disconnected in the first area; and data connection lines electrically connecting the data lines disconnected in the first area.

公开(公告)号：US11251412B2

公开(公告)日：2022-02-15

申请号：US16877048

申请日：2020-05-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jeongho Lee ,  Yanghee Kim ,  Juncheol Shin ,  Hokyoon Kwon ,  Deukjong Kim ,  Keunsoo Lee

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

Abstract: An organic light emitting display device includes a substrate. A buffer layer is disposed on the substrate. The buffer layer includes a first opening exposing an upper surface of the substrate in a bending region. Pixel structures are positioned in a pixel region on the buffer layer. A fan-out wiring is positioned in the peripheral region and the pad region on the insulation layer structure such that the upper surface of the substrate and the first portion of the buffer layer are exposed. A passivation layer is disposed on the fan-out wiring, side walls of the insulation layer structure adjacent to the bending region, and the first portion of the buffer layer. The passivation layer includes a third opening exposing the upper surface of the substrate in the bending region. A connection electrode is positioned in the bending region on the substrate.

公开(公告)号：US11139320B2

公开(公告)日：2021-10-05

申请号：US16876483

申请日：2020-05-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jeongho Lee ,  Yanghee Kim ,  Wonho Kim ,  Soyeon Park ,  Keunsoo Lee ,  Hyungchul Lim

IPC: H01L27/14 ,  H01L27/12 ,  H01L51/00 ,  H01L27/32

Abstract: A display device includes a substrate including a first area, a second area, and a bent area therebetween, an inner wiring disposed in the first area, an outer wiring disposed in the second area, an inter-insulating layer which covers the inner wiring and the outer wiring and in which an opening corresponding to the bent area is defined, a first organic insulating layer, where a portion thereof is located in the opening, a connection wiring disposed on the first organic insulating layer and connecting the inner wiring to the outer wiring, a conductive layer disposed between the inter-insulating layer and the first organic insulating layer and electrically connected to one of the inner wiring and the outer wiring, and an inorganic protective layer which covers the conductive layer and in which an opening corresponding to the bent area is defined.

公开(公告)号：US11069761B2

公开(公告)日：2021-07-20

申请号：US16751428

申请日：2020-01-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jeongho Lee ,  Minju Kim ,  Wonho Kim ,  Keunsoo Lee ,  Kyungcahn Chae

IPC: H01L29/08 ,  H01L27/32 ,  H01L51/50

Abstract: A display panel includes: a substrate including a first area, a second area, and a third area located between the first area and the second area; a display layer including a display element located in the second area; a first metal layer located in the third area; an organic insulating layer located on the first metal layer and including at least one contact portion; and a second metal layer located on the organic insulating layer and contacting the first metal layer through the at least one contact portion, in which the second metal layer has a first hole, and the organic insulating layer has a second hole or a first recess corresponding to the first hole, and a residual layer located in the second hole or the first recess and including a part of at least one organic layer overlaps the first metal layer.

公开(公告)号：US10600858B2

公开(公告)日：2020-03-24

申请号：US16182850

申请日：2018-11-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Soyeon Park ,  Zail Lhee ,  Jeongho Lee ,  Yanghee Kim ,  Wonho Kim ,  Hyungchul Lim ,  Mina Jung

IPC: H01L27/32 ,  H01L51/52 ,  H05K1/11

Abstract: Provided are an organic light-emitting display device and a method of manufacturing the same. The organic light-emitting display device includes a panel including a display unit on which an image is formed and a pad unit including a plurality of terminals connected to the display unit and arranged in a plurality of rows on a substrate, and a flexible circuit board including metal wirings arranged in a plurality of layers so as to be respectively connected in correspondence to the plurality of rows of terminals in the pad unit and being coupled to the pad unit, in which the pad unit includes a one-row terminal zone in which only terminals in a single row from among the plurality of rows of terminals electrically connect the metal wirings to the display unit.

公开(公告)号：US10553669B2

公开(公告)日：2020-02-04

申请号：US16193013

申请日：2018-11-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Juncheol Shin ,  Jeongho Lee ,  Hokyoon Kwon ,  Yanghee Kim

IPC: H01L27/32 ,  H01L51/52

Abstract: A display device includes a non-display area adjacent a display area, a thin film transistor, a display element, a thin film encapsulation layer, an organic insulating layer, a power voltage line, and a protective layer. The thin film transistor is on the display area and is connected to the display element. The thin film encapsulation layer covers the display element. The organic insulating layer is between the thin film transistor and display element and extends to the non-display area. The organic insulating layer includes a central portion corresponding to the display area, an outer portion surrounding the central portion, and a division region dividing the central portion and the outer portion and surrounding the display area. The power voltage line is in the non-display area and includes a portion corresponding to the division region. The protective layer covers an upper surface of the power voltage line in the division region.

公开(公告)号：US20250048829A1

公开(公告)日：2025-02-06

申请号：US18923681

申请日：2024-10-23

Applicant: Samsung Display Co., Ltd.

Inventor： Seunglyong Bok ,  Jeongho Lee ,  Youngran Son

IPC: H10K50/844 ,  H10K59/131

Abstract: A display panel includes a substrate including a display area and a middle area, wherein an opening is defined in the substrate, the display area surrounds the opening, and the middle area is disposed between the opening and the display area; a light-emitting device in the display area, including a pixel electrode, an opposite electrode, and an intermediate layer between the pixel electrode and the opposite electrode; an encapsulation layer covering the light-emitting device, and including at least one inorganic encapsulation layer; a first groove in the middle area on the substrate; and a second groove in the middle area, having an undercut shape that is concave in a thickness direction of a multi-layered film in the substrate.

公开(公告)号：US11934620B2

公开(公告)日：2024-03-19

申请号：US16869432

申请日：2020-05-07

Applicant: Samsung Display Co., Ltd.

Inventor： Yanghee Kim ,  Jeongho Lee ,  Won Ho Kim ,  Soyeon Park ,  Dong-Hyun Lee ,  Hyungchul Lim

IPC: G06F3/044 ,  H01L27/12

CPC classification number: G06F3/0445 ,  G06F3/0446 ,  H01L27/124 ,  H01L27/1259 ,  G06F2203/04103

Abstract: An electronic apparatus includes a display unit and an input sensing unit. The display unit includes insulating layers, a signal line, a pad connected to an end portion of the signal line, and circuit elements. The insulating layers include a first insulating layer covering the circuit elements and exposing at least a portion of the circuit elements. The input sensing unit includes a first conductive layer, a second conductive layer including sensing patterns, and a second insulating layer between the first conductive layer and the second conductive layer. The second insulating layer exposes at least a portion of the first conductive layer. An insulating layer between the end portion of the signal line and the pad is defined as a pad insulating layer. A maximum thickness of the pad insulating layer is greater than a sum of thicknesses of the first and second insulating layers.

公开(公告)号：US20230232653A1

公开(公告)日：2023-07-20

申请号：US17981924

申请日：2022-11-07

Applicant: Samsung Display Co., Ltd.

Inventor： Jeongho Lee ,  Swaehyun Kim ,  Youhan Moon ,  Zail Lhee

IPC: H01L51/52 ,  G09G3/3233 ,  H01L27/32

CPC classification number: H01L51/5253 ,  G09G3/3233 ,  H01L27/323 ,  H01L27/3234 ,  H01L27/3223 ,  H01L27/3262 ,  H01L27/3265 ,  G09G2300/0842 ,  G09G2300/0819 ,  G09G2300/0426

Abstract: Provided is a display panel including a substrate including an opening, a display area surrounding the opening, and a middle area between the opening and the display area, a plurality of inorganic insulating layers arranged on the substrate, a first partition wall and a second partition wall arranged in the middle area and arranged in the display area in a direction toward the opening, and a plurality of grooves arranged in the middle area and exposing portions of the plurality of inorganic insulating layers, wherein each of the plurality of grooves includes a metal dummy stack arranged at both sides of each of the grooves based on a virtual vertical line passing through a center of the groove and including a plurality of metal layers.