公开(公告)号：US20170125451A1

公开(公告)日：2017-05-04

申请号：US15272140

申请日：2016-09-21

Applicant: Samsung Display Co., Ltd.

Inventor： Jangmi Kang ,  Meehye Jung ,  Hyunjoon Kim ,  Cheolgon Lee ,  Sehyoung Cho ,  Injae Hwang

IPC: H01L27/12 ,  H01L23/00

CPC classification number: H01L27/1244 ,  H01L24/05 ,  H01L27/127 ,  H01L27/3223 ,  H01L27/3262 ,  H01L27/3276 ,  H01L29/78666 ,  H01L29/78675 ,  H01L51/0541 ,  H01L2224/02251 ,  H01L2224/02255 ,  H01L2224/06135 ,  H01L2224/06155 ,  H01L2227/323 ,  H01L2251/5392 ,  H01L2924/381

Abstract: A display device includes a substrate including a display region, and a peripheral region that is outside of the display region, a plurality of dummy pads at the peripheral region, an insulating layer covering the plurality of dummy pads, wherein top surfaces of first portions of the insulating layer above the plurality of dummy pads are higher than top surfaces of second portions of the insulating layer between the plurality of dummy pads, and a plurality of pads over the second portions of the insulating layer at the peripheral region.

公开(公告)号：US11903266B2

公开(公告)日：2024-02-13

申请号：US18095076

申请日：2023-01-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jangmi Kang ,  Dongwoo Kim ,  Cheolgon Lee ,  Jaeyong Jang

IPC: H10K59/124 ,  H10K59/131 ,  H01L29/786

CPC classification number: H10K59/124 ,  H01L29/7869 ,  H01L29/78651 ,  H10K59/131

Abstract: A display apparatus is provided including a display area and a non-display area. The display area includes a display element and the non-display area includes a pad portion. A first thin-film transistor (TFT) is arranged in the display area. The first TFT includes silicon and a first gate electrode. A second TFT is arranged on a first insulating layer covering the first gate electrode and includes an oxide and a second gate electrode. A first voltage line extends in a first direction. A data line is spaced apart from the first voltage line. A connection wire is disposed in the display area and connects the data line to the pad portion. The connection wire includes a first portion extending in the first direction and a second portion extending in a second direction crossing the first direction, and the first portion overlaps the first voltage line.

公开(公告)号：US11177337B2

公开(公告)日：2021-11-16

申请号：US16738578

申请日：2020-01-09

Applicant: Samsung Display Co., Ltd.

Inventor： Youngwan Seo ,  Hyeongseok Kim ,  Cheolgon Lee ,  Meehye Jung

IPC: H01L27/32 ,  G09G3/3266 ,  G09G3/3291 ,  G02F1/1345 ,  H01L27/12

Abstract: A display apparatus includes a display area on a substrate, and in which pixels are arranged; a transmission area in the display area around which the pixels are disposed; a divided data line and constant voltage lines passing through the pixels; and a bypass line connecting the data line and bypassing the transmission area, wherein the bypass line overlaps the constant voltage line.

公开(公告)号：US20210183984A1

公开(公告)日：2021-06-17

申请号：US17022395

申请日：2020-09-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junhyun Park ,  Hyeongseok Kim ,  Youngwan Seo ,  Yujin Lee ,  Cheolgon Lee

IPC: H01L27/32

Abstract: A display apparatus includes a first display area including a plurality of pixel areas, and a second display area including a plurality of pixel areas and a plurality of transmission areas and arranged adjacent to the first display area. The plurality of pixel areas each includes sub-pixels each including a pixel circuit and an organic light-emitting device electrically connected to the pixel circuit. The pixel circuit includes a thin-film transistor and an inorganic insulating layer on the thin-film transistor, and the thin-film transistor includes a semiconductor layer and a gate electrode. The organic insulated layer extends in the transmission areas. The second display area defines a dummy contact hole which passes through the inorganic insulating layer in at least one of the pixel areas and the transmission areas.

公开(公告)号：US10861925B2

公开(公告)日：2020-12-08

申请号：US16264231

申请日：2019-01-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joongsoo Moon ,  Kwangmin Kim ,  Yangwan Kim ,  Cheolgon Lee ,  Youngjin Cho ,  Changkyu Jin

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/52 ,  H01L27/12

Abstract: A display apparatus includes a substrate having a display area and a peripheral area, wirings over the peripheral area that extend in a first through third areas, an interval between the wirings in the second area is greater than an interval between the wirings in each of the first and third areas, an insulating layer covering the wirings and having a first uneven surface corresponding to the wirings, a first conductive layer over the insulating layer and including a second uneven surface corresponding to the first uneven surface, a flat planarization layer over the first conductive layer and exposing at least a portion of the first conductive layer, a second conductive layer electrically connected to the first conductive layer, at least a portion of the second conductive layer is over the planarization layer, and a polarization plate on the second conductive layer.

公开(公告)号：US20180151600A1

公开(公告)日：2018-05-31

申请号：US15871103

申请日：2018-01-15

Applicant: Samsung Display Co., Ltd.

Inventor： Jangmi Kang ,  Meehye Jung ,  Hyunjoon Kim ,  Cheolgon Lee ,  Sehyoung Cho ,  Injae Hwang

IPC: H01L27/12 ,  H01L23/00 ,  H01L29/786 ,  H01L27/32 ,  H01L51/05

CPC classification number: H01L27/1244 ,  H01L24/05 ,  H01L27/127 ,  H01L27/3223 ,  H01L27/3262 ,  H01L27/3276 ,  H01L29/78666 ,  H01L29/78675 ,  H01L51/0541 ,  H01L2224/02251 ,  H01L2224/02255 ,  H01L2224/06135 ,  H01L2224/06155 ,  H01L2227/323 ,  H01L2251/5392 ,  H01L2924/381

Abstract: A display device includes a substrate including a display region, and a peripheral region that is outside of the display region, a plurality of dummy pads at the peripheral region, an insulating layer covering the plurality of dummy pads, wherein top surfaces of first portions of the insulating layer above the plurality of dummy pads are higher than top surfaces of second portions of the insulating layer between the plurality of dummy pads, and a plurality of pads over the second portions of the insulating layer at the peripheral region.

公开(公告)号：US12193260B2

公开(公告)日：2025-01-07

申请号：US18161842

申请日：2023-01-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Heerim Song ,  Yujin Lee ,  Haemin Kim ,  Cheolgon Lee

IPC: H10K50/84 ,  H10K50/844 ,  H10K59/13 ,  H10K59/131 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1362 ,  G06F1/16 ,  G09F9/30 ,  H01L27/146 ,  H10K50/80 ,  H10K50/842 ,  H10K50/86 ,  H10K59/12 ,  H10K59/121 ,  H10K59/123 ,  H10K59/126 ,  H10K59/35 ,  H10K59/38 ,  H10K59/40 ,  H10K59/80 ,  H10K77/10 ,  H10K102/00

Abstract: A display apparatus includes: a substrate having a display area and a peripheral area outside the display area; a first conductive layer on the substrate in the peripheral area and including a first hole; a second conductive layer on the first conductive layer and overlapping the first conductive layer, the second conductive layer including a second hole; a planarization layer extending from the display area to the peripheral area and including at least two organic insulating layers between the first conductive layer and the second conductive layer; and a display element on the planarization layer in the display area, wherein a part of a portion of the second conductive layer except for the second hole is in contact with a part of a portion of the first conductive layer except for the first hole.

公开(公告)号：US11574972B2

公开(公告)日：2023-02-07

申请号：US16907793

申请日：2020-06-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jangmi Kang ,  Dongwoo Kim ,  Cheolgon Lee ,  Jaeyong Jang

IPC: H01L27/32 ,  H01L29/786

Abstract: A display apparatus is provided including a display area and a non-display area. The display area includes a display element and the non-display area includes a pad portion. A first thin-film transistor (TFT) is arranged in the display area. The first TFT includes silicon and a first gate electrode. A second TFT is arranged on a first insulating layer covering the first gate electrode and includes an oxide and a second gate electrode. A first voltage line extends in a first direction. A data line is spaced apart from the first voltage line. A connection wire is disposed in the display area and connects the data line to the pad portion. The connection wire includes a first portion extending in the first direction and a second portion extending in a second direction crossing the first direction, and the first portion overlaps the first voltage line.

公开(公告)号：US11569477B2

公开(公告)日：2023-01-31

申请号：US16999527

申请日：2020-08-21

Applicant: Samsung Display Co., Ltd.

Inventor： Heerim Song ,  Yujin Lee ,  Haemin Kim ,  Cheolgon Lee

IPC: H01L51/00 ,  H01L51/52 ,  H01L27/32 ,  H01L27/14 ,  G02F1/13 ,  G09F9/30 ,  G02F1/1333 ,  G02F1/1335 ,  H01L27/146 ,  G02F1/1362

Abstract: A display apparatus includes: a substrate having a display area and a peripheral area outside the display area; a first conductive layer on the substrate in the peripheral area and comprising a first hole; a second conductive layer on the first conductive layer and overlapping the first conductive layer, the second conductive layer comprising a second hole; a planarization layer extending from the display area to the peripheral area and comprising at least two organic insulating layers between the first conductive layer and the second conductive layer; and a display element on the planarization layer in the display area, wherein a part of a portion of the second conductive layer except for the second hole is in contact with a part of a portion of the first conductive layer except for the first hole.

公开(公告)号：US20220285647A1

公开(公告)日：2022-09-08

申请号：US17671244

申请日：2022-02-14

Applicant: Samsung Display Co., Ltd.

Inventor： Seunghwan Cho ,  Kinyeng Kang ,  Taewoo Kim ,  Taehyun Kim ,  Taehoon Yang ,  Cheolgon Lee ,  Jonghyun Choi

IPC: H01L51/52 ,  H01L27/32

Abstract: A display apparatus includes: a plurality of pixels on a substrate and each comprising a first electrode, an intermediate layer, and a second electrode, the intermediate layer comprising an emission layer; a display area comprising the plurality of pixels; a first conductive layer outside the display area; a first planarization layer comprising a first contact hole exposing an upper surface of the first conductive layer, and a second contact hole between the display area and the first contact hole; a second conductive layer connected to the first conductive layer through the first contact hole; a second planarization layer on the first planarization layer and comprising a third contact hole formed at a position overlapping the second contact hole; and a connection layer directly contacting the second conductive layer at a position where the second contact hole and the third contact hole overlap each other.