公开(公告)号：US20220199946A1

公开(公告)日：2022-06-23

申请号：US17407455

申请日：2021-08-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jeongho Lee ,  Swaehyun Kim ,  Hun Kim ,  Youhan Moon

IPC: H01L51/52 ,  H01L27/32 ,  H01L29/786

Abstract: A display panel includes: a substrate defining an opening therein; a plurality of light-emitting diodes in a display area surrounding the opening; an encapsulation layer on the plurality of light-emitting diodes, the encapsulation layer including at least one inorganic encapsulation layer and at least one organic encapsulation layer; a first partition wall and a second partition wall in a non-display area between the opening and the display area in a direction from the display area to the opening; and a plurality of grooves defined above the at least one inorganic insulating layer in the non-display area. The at least one inorganic insulating layer is on the substrate. At least one of the plurality of grooves is defined between the first partition wall and the second partition wall and is covered with the organic encapsulation layer.

公开(公告)号：US20220149131A1

公开(公告)日：2022-05-12

申请号：US17648728

申请日：2022-01-24

Applicant: SAMSUNG DISPLAY CO., LTD.

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

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

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：US11043551B2

公开(公告)日：2021-06-22

申请号：US16745638

申请日：2020-01-17

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：US20200279871A1

公开(公告)日：2020-09-03

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: H01L27/12 ,  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：US20190312095A1

公开(公告)日：2019-10-10

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：US20190245024A1

公开(公告)日：2019-08-08

申请号：US16053458

申请日：2018-08-02

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L27/32 ,  H01L51/00

CPC classification number: H01L27/3276 ,  H01L23/4985 ,  H01L23/52 ,  H01L24/69 ,  H01L27/124 ,  H01L27/1248 ,  H01L27/3223 ,  H01L27/3258 ,  H01L27/3262 ,  H01L33/36 ,  H01L33/62 ,  H01L51/0097 ,  H01L2251/5338

Abstract: A display apparatus including a display panel including a base substrate and a first pad electrode on a first pad portion of the base substrate, a flexible substrate connected to the first pad portion, and a driving chip electrically connected to the flexible substrate. The flexible substrate includes a first film layer, a first wiring layer on the first film layer and comprising a plurality of wirings, a second film layer on the first wiring layer, and a second wiring layer on the second film layer and comprising a plurality of wirings. The wirings of the second wiring layer include a first_first wiring and a first_second wiring, the first_first wiring and the first_second wiring extend in a same direction along a same line and are spaced from each other by a gap therebetween. The gap is at an edge of the base substrate in a plan view.

公开(公告)号：US10374028B1

公开(公告)日：2019-08-06

申请号：US16053458

申请日：2018-08-02

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L27/32 ,  H01L51/00 ,  H01L27/12 ,  H01L23/498 ,  H01L33/36 ,  H01L23/52 ,  H01L23/00 ,  H01L33/62

CPC classification number: H01L27/3276 ,  H01L23/4985 ,  H01L23/52 ,  H01L24/69 ,  H01L27/124 ,  H01L27/1248 ,  H01L27/3223 ,  H01L27/3258 ,  H01L27/3262 ,  H01L33/36 ,  H01L33/62 ,  H01L51/0097 ,  H01L2251/5338

Abstract: A display apparatus including a display panel including a base substrate and a first pad electrode on a first pad portion of the base substrate, a flexible substrate connected to the first pad portion, and a driving chip electrically connected to the flexible substrate. The flexible substrate includes a first film layer, a first wiring layer on the first film layer and comprising a plurality of wirings, a second film layer on the first wiring layer, and a second wiring layer on the second film layer and comprising a plurality of wirings. The wirings of the second wiring layer include a first_first wiring and a first_second wiring, the first_first wiring and the first_second wiring extend in a same direction along a same line and are spaced from each other by a gap therebetween. The gap is at an edge of the base substrate in a plan view.

公开(公告)号：US20190164995A1

公开(公告)日：2019-05-30

申请号：US16056899

申请日：2018-08-07

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L27/12

CPC classification number: H01L27/124 ,  H01L27/1218 ,  H01L27/1262 ,  H01L27/3258 ,  H01L27/3276 ,  H01L51/0097

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：US20180342707A1

公开(公告)日：2018-11-29

申请号：US15952885

申请日：2018-04-13

Applicant: SAMSUNG DISPLAY CO., LTD.

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

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

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：US09612471B2

公开(公告)日：2017-04-04

申请号：US14738158

申请日：2015-06-12

Applicant: Samsung Display Co., Ltd.

Inventor： Soojung Chae ,  Hyangyul Kim ,  Sujin Lee ,  Jeongho Lee

IPC: G02F1/1335 ,  G02F1/1343 ,  G02B5/20 ,  G02F1/1337

CPC classification number: G02F1/133514 ,  G02B5/201 ,  G02F1/133707 ,  G02F1/134309 ,  G02F2001/134345

Abstract: A display device, having relatively high side visibility and transmittance, includes a first substrate having a plurality of red, green, and blue pixel regions; a lower electrode disposed on the red, green, and blue pixel regions; and an upper electrode disposed on the red, green, and blue pixel regions. The upper electrode is insulated from the lower electrode, and includes a plurality of upper branch electrodes disposed on the lower electrode. A width and height of the upper branch electrode in at least one of the red, green, and blue pixel regions are respectively different from a width and a height of the upper branch electrode in another of the red, green and blue pixel regions.