公开(公告)号：US11849621B2

公开(公告)日：2023-12-19

申请号：US17816585

申请日：2022-08-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kwangmin Kim ,  Wonkyu Kwak ,  Kiwook Kim ,  Dongsoo Kim ,  Joongsoo Moon ,  Hyunae Park ,  Jieun Lee ,  Changkyu Jin

IPC: G06F3/041 ,  G06F3/044 ,  H01L27/32 ,  H10K59/40 ,  H10K50/13 ,  H10K50/805 ,  H10K50/842 ,  H10K59/122

CPC classification number: H10K59/40 ,  G06F3/0412 ,  G06F3/0443 ,  G06F3/0446 ,  H10K50/131 ,  H10K50/805 ,  H10K50/8428 ,  H10K59/122 ,  G06F2203/04111 ,  G06F2203/04112

Abstract: An organic light emitting display device includes: a substrate including pixel areas and a pixel separating area; a plurality of pixels; a plurality of spacers in the pixel separating area and spaced apart from each other; and a touch electrode unit disposed over the plurality of pixels and spacers. The touch electrode unit includes first touch electrodes arranged in a first direction and second touch electrodes arranged in a second direction. The touch electrode unit includes a plurality of touch pattern unit blocks repeatedly arranged. Each touch pattern unit block includes portions of each of neighboring first touch electrodes and portions of each of neighboring second touch electrodes. The spacers of each touch pattern unit block corresponds to a plurality of spacer pattern unit blocks repeatedly arranged. Each spacer pattern unit includes at least one spacer and is smaller than the touch pattern unit block.

公开(公告)号：US20230320154A1

公开(公告)日：2023-10-05

申请号：US18201256

申请日：2023-05-24

Applicant: Samsung Display Co., Ltd.

Inventor： Kiwook Kim ,  Wonkyu Kwak ,  Kwangmin Kim ,  Yangwan Kim

IPC: H10K59/131 ,  H10K59/35 ,  H10K59/121

CPC classification number: H10K59/131 ,  H10K59/353 ,  H10K59/1213 ,  H10K59/1216

Abstract: A display panel is disclosed that includes a substrate, a first initialization voltage line, and a second initialization voltage line. The substrate includes a display area and a peripheral area. The first initialization voltage line is arranged in the display area and includes a first vertical voltage line and a first horizontal voltage line. The second initialization voltage line includes a second vertical voltage line and a second horizontal voltage line overlapping the first horizontal voltage line in a plan view. Each of the plurality of pixels includes a first sub-pixel configured to emit light of a first color, and a second sub-pixel configured to emit light of a second color. The first initialization voltage line is configured to transmit a first initialization voltage to one electrode of a light-emitting diode of the first sub-pixel. The second initialization voltage line is configured to transmit a second initialization voltage to one electrode of a light-emitting diode of the second sub-pixel.

公开(公告)号：US20230205387A1

公开(公告)日：2023-06-29

申请号：US18111595

申请日：2023-02-19

Applicant: Samsung Display Co., Ltd.

Inventor： Jisu NA ,  Kwangmin Kim ,  Kiwook Kim ,  Yangwan Kim

IPC: G06F3/044 ,  G06F3/041 ,  G09G3/3266 ,  H10K59/40 ,  H10K59/131

CPC classification number: G06F3/0448 ,  G06F3/0412 ,  G09G3/3266 ,  H10K59/40 ,  H10K59/131 ,  G06F2203/04112 ,  G06F3/04164 ,  G06F3/0446 ,  G06F2203/04111

Abstract: A display device including an input sensor having sensing electrodes disposed in a sensing area and signal lines. Each of the signal lines is connected to a corresponding electrode of the sensing electrodes and disposed in the line area. One signal line of the signal lines includes a first portion having a constant width, a second portion disposed outside a corner area of the sensing area, extending from the first portion, and having a width gradually increasing in a direction that is away from the first portion, a third portion extending from the second portion and having a width gradually varying in a direction that is away from the second portion, and a fourth portion extending from the third portion and having a constant width.

公开(公告)号：US20220229520A1

公开(公告)日：2022-07-21

申请号：US17716255

申请日：2022-04-08

Applicant: Samsung Display Co, Ltd.

Inventor： Jisu NA ,  Kwangmin Kim ,  Kiwook Kim ,  Yangwan Kim

IPC: G06F3/044 ,  G06F3/041 ,  G09G3/3266 ,  H01L27/32

Abstract: A display device including an input sensor having sensing electrodes disposed in a sensing area and signal lines. Each of the signal lines is connected to a corresponding electrode of the sensing electrodes and disposed in the line area. One signal line of the signal lines includes a first portion having a constant width, a second portion disposed outside a corner area of the sensing area, extending from the first portion, and having a width gradually increasing in a direction that is away from the first portion, a third portion extending from the second portion and having a width gradually varying in a direction that is away from the second portion, and a fourth portion extending from the third portion and having a constant width.

公开(公告)号：US20220229508A1

公开(公告)日：2022-07-21

申请号：US17665582

申请日：2022-02-06

Applicant: Samsung Display Co., Ltd.

Inventor： Kiwook Kim ,  Kwang-Min Kim ,  Yangwan Kim ,  Jisu Na

IPC: G06F3/041 ,  H01L27/32

Abstract: An input sensing unit including a plurality of first electrodes, each of which including a plurality of first main patterns and a plurality of connection patterns disposed between the first main patterns to connect two first main patterns adjacent to each other, a plurality of second electrodes each of which including a plurality of second main patterns and a plurality of connection patterns disposed between the second main patterns to connect two second main patterns adjacent to each other, and a plurality of third electrodes receiving an electrical signal that is different from that received by the second electrode. Each of the third electrodes includes a plurality of third main patterns spaced apart from the second sensing patterns in a plan view and a plurality of third connection patterns disposed between the third main patterns to connect two third main patterns adjacent to each other and spaced apart from the first connection patterns in a plan view.

公开(公告)号：US20220216286A1

公开(公告)日：2022-07-07

申请号：US17705434

申请日：2022-03-28

Applicant: Samsung Display Co., Ltd.

Inventor： Chulkyu Kang ,  Kiwook Kim ,  Jinwoo Park ,  Dongsun Lee ,  Sangmoo Choi

IPC: H01L27/32

Abstract: A display apparatus may include a first transistor, a second transistor, and a capacitor. The first transistor includes a first semiconductor layer and a first gate electrode insulated from the first semiconductor layer. The first semiconductor layer includes a first silicon semiconductor. The second transistor includes a second semiconductor layer and a second gate electrode insulated from the second semiconductor layer. The second semiconductor layer includes a first oxide semiconductor. The capacitor includes a first electrode and a second electrode. The second electrode overlaps the first electrode and extends from the second semiconductor layer.

公开(公告)号：US11243624B2

公开(公告)日：2022-02-08

申请号：US16556340

申请日：2019-08-30

Applicant: Samsung Display Co., Ltd.

Inventor： Kiwook Kim ,  Kwang-Min Kim ,  Yangwan Kim ,  Jisu Na

IPC: G06F3/041 ,  H01L27/32

Abstract: An input sensing unit including a plurality of first electrodes, each of which including a plurality of first main patterns and a plurality of connection patterns disposed between the first main patterns to connect two first main patterns adjacent to each other, a plurality of second electrodes each of which including a plurality of second main patterns and a plurality of connection patterns disposed between the second main patterns to connect two second main patterns adjacent to each other, and a plurality of third electrodes receiving an electrical signal that is different from that received by the second electrode. Each of the third electrodes includes a plurality of third main patterns spaced apart from the second sensing patterns in a plan view and a plurality of third connection patterns disposed between the third main patterns to connect two third main patterns adjacent to each other and spaced apart from the first connection patterns in a plan view.

公开(公告)号：US11073955B2

公开(公告)日：2021-07-27

申请号：US16504341

申请日：2019-07-08

Applicant: Samsung Display Co., Ltd.

Inventor： Kiwook Kim ,  Kwangmin Kim ,  Yangwan Kim ,  Jisu Na

IPC: G06F3/044 ,  G06F3/041 ,  H01L27/32 ,  H01L33/06

Abstract: A display device including an input sensor divided into a plurality of first sensing areas and a plurality of second sensing areas, which are alternately disposed, and the plurality of first sensing areas and the plurality of second sensing areas have the same area. Each of the plurality of first sensing areas and the plurality of second sensing areas includes a corresponding crossing area of crossing areas between a plurality of first sensing electrodes and a plurality of second sensing electrodes. Openings of the sensing electrodes disposed on each of the plurality of first sensing areas have a first arrangement, and openings of the sensing electrodes disposed on each of the plurality of second sensing areas have a second arrangement different from the first arrangement.

公开(公告)号：US11011594B2

公开(公告)日：2021-05-18

申请号：US16369615

申请日：2019-03-29

Applicant: Samsung Display Co., Ltd.

Inventor： Kiwook Kim ,  Chul kyu Kang ,  Wonkyu Kwak ,  Kwangmin Kim ,  Joongsoo Moon

IPC: H01L27/32 ,  G09G3/3266 ,  G09G3/3291 ,  H01L27/12 ,  H01L29/786

Abstract: A display apparatus includes a substrate including a display area for displaying an image, a first thin film transistor in the display area and including a first semiconductor layer having a silicon semiconductor and a first gate electrode insulated from the first semiconductor layer, a first interlayer insulating layer covering the first gate electrode and having a first contact hole extending therethrough, and a second thin film transistor on the first interlayer insulating layer and including a second semiconductor layer having an oxide semiconductor and a second gate electrode insulated from the second semiconductor layer. A portion of the second semiconductor layer extends into a first contact hole and is electrically connected to the first semiconductor layer.

公开(公告)号：US20210132725A1

公开(公告)日：2021-05-06

申请号：US17146021

申请日：2021-01-11

Applicant: Samsung Display Co., Ltd.

Inventor： Jisu NA ,  Kwang-min Kim ,  Kiwook Kim ,  Yangwan Kim

IPC: G06F3/041 ,  G06F3/047 ,  H01L27/32 ,  G06F3/044

Abstract: Provided is an input sensing unit. The input sensing unit includes a plurality of first electrodes which are arranged in a first direction and each of which extends in a second direction crossing the first direction, a plurality of row electrode each of which includes a second electrode and a third electrode, a plurality of first sensing lines respectively connected to the first electrodes, a plurality of second sensing lines respectively connected to the second electrodes, and a third sensing line connected to each of the third electrodes. Each of the row electrodes includes one side and the other side, which are opposed to each other in the first direction, and the one side is connected to one of one second sensing line and one third sensing line of the second sensing lines, and the other side is connected to the other of the second sensing lien and the third sensing line.