公开(公告)号：US11985875B2

公开(公告)日：2024-05-14

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: H10K59/12 ,  H10K59/121 ,  H10K59/131 ,  H10K59/35

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

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：US11875746B2

公开(公告)日：2024-01-16

申请号：US16932660

申请日：2020-07-17

Applicant: Samsung Display Co., Ltd.

Inventor： Youngjin Cho ,  Joongsoo Moon ,  Minwoo Byun ,  Yangwan Kim ,  Changkyu Jin

IPC: G09G3/3258

CPC classification number: G09G3/3258 ,  G09G2300/0426 ,  G09G2300/0452 ,  G09G2300/0809 ,  G09G2320/0233 ,  G09G2320/0242

Abstract: A display apparatus with improved light emission uniformity includes a pixel. The pixel includes a driving thin-film transistor (TFT); a storage capacitor; a driving semiconductor layer; a first electrode layer; a second electrode layer; a pixel electrode; a pixel-defining layer defining a light-emitting region; and a conductive layer interposed between the first electrode layer and the pixel electrode and including an extending portion that at least partially overlaps the light-emitting region in a plane view to pass over a central portion of the light-emitting region.

公开(公告)号：US11844241B2

公开(公告)日：2023-12-12

申请号：US17307292

申请日：2021-05-04

Applicant: Samsung Display Co., Ltd.

Inventor： Minwoo Byun ,  Keonwoo Kim ,  Mangi Kim ,  Donghyun Lee ,  Byeongguk Jeon ,  Byungsun Kim ,  Yangwan Kim ,  Hyungjun Park ,  Sujin Lee ,  Jaeyong Lee

IPC: H10K59/122 ,  H10K59/124 ,  H10K59/131 ,  H10K50/84 ,  H10K50/844

CPC classification number: H10K59/122 ,  H10K50/841 ,  H10K50/844 ,  H10K59/124 ,  H10K59/131

Abstract: A display device including: a substrate; a plurality of display elements defining a display area on the substrate and each including a pixel electrode, an opposite electrode, and an intermediate layer between the pixel electrode and the opposite electrode; a power supply wiring disposed outside the display area; an organic insulating layer on the power supply wiring and having an opening exposing the power supply wiring; a power supply electrode layer partially disposed on the organic insulating layer and including a plurality of holes over the organic insulating layer. A first portion of the power supply electrode layer overlaps the power supply wiring and a second portion of the power supply electrode layer overlaps the opposite electrode; a plurality of protrusions spaced apart from each other and respectively covering at least some of the plurality of holes; and an encapsulation layer covering the plurality of display elements.

公开(公告)号：US11832485B2

公开(公告)日：2023-11-28

申请号：US17728474

申请日：2022-04-25

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L21/00 ,  H10K59/131 ,  H10K50/844 ,  H10K59/124

CPC classification number: H10K59/131 ,  H10K50/844 ,  H10K59/124

Abstract: A display apparatus includes a substrate, a wire having an inner edge including first and second portions, a first insulating layer covering a portion of the substrate, and a second insulating layer. The portion of the substrate covered by the first insulating layer is closer to a center of the substrate than the wire, the first insulating layer covers a part of the first portion of the wire and a part of the second portion of the wire, and a first end of the first insulating layer is disposed on the wire. The second insulating layer covers the first insulating layer and has a second end disposed on the wire. A distance between the first end and the second end covering the first portion of the wire is different from a distance between the first end and the second end covering the second portion of the wire.

公开(公告)号：US11683962B2

公开(公告)日：2023-06-20

申请号：US17005081

申请日：2020-08-27

Applicant: Samsung Display Co., Ltd.

Inventor： Youngjin Cho ,  Jisu Na ,  Joong-Soo Moon ,  Yangwan Kim

IPC: H10K59/124 ,  H01L27/32 ,  G09G3/3266

CPC classification number: H01L27/3258 ,  G09G3/3266 ,  H01L27/3262 ,  H01L27/3276

Abstract: A display device includes: a base layer including an active area and a non-active area adjacent to the active area; a display circuit layer including a pixel circuit at the active area of the base layer, and a driving circuit at the non-active area, the driving circuit to supply a driving signal to the pixel circuit; and a display element layer on the display circuit layer and including light emitting elements to emit light. The non-active area includes a valley area formed by removing a portion of an organic insulation layer at the display circuit layer, the driving circuit includes a buffer transistor to output the driving signal, and the buffer transistor includes a control electrode and a semiconductor layer overlapping the valley area in a plan view.

公开(公告)号：US20220199754A1

公开(公告)日：2022-06-23

申请号：US17694393

申请日：2022-03-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yangwan Kim ,  Sunja Kwon ,  Byungsun Kim ,  Hyunae Park ,  Sujin Lee ,  Jaeyong Lee

IPC: H01L27/32 ,  H01L27/12 ,  G09G3/3291 ,  H01L51/00 ,  H01L51/52

Abstract: A display apparatus includes a substrate having a bending region between a first region and a second region, the bending region being configured to be bent about a bending axis that extends in one direction; a display unit on the substrate; a first wiring unit at the bending region, the first wiring unit including a first bending portion having a plurality of first holes; and a second wiring unit spaced apart from the first wiring unit and at the bending region, the second wiring unit including a second bending portion having a different shape from the first bending portion.

公开(公告)号：US11329121B2

公开(公告)日：2022-05-10

申请号：US17095857

申请日：2020-11-12

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L21/00 ,  H01L27/32 ,  H01L51/52

Abstract: A display apparatus includes a substrate, a wire having an inner edge including first and second portions, a first insulating layer covering a portion of the substrate, and a second insulating layer. The portion of the substrate covered by the first insulating layer is closer to a center of the substrate than the wire, the first insulating layer covers a part of the first portion of the wire and a part of the second portion of the wire, and a first end of the first insulating layer is disposed on the wire. The second insulating layer covers the first insulating layer and has a second end disposed on the wire. A distance between the first end and the second end covering the first portion of the wire is different from a distance between the first end and the second end covering the second portion of the wire.

公开(公告)号：US11301105B2

公开(公告)日：2022-04-12

申请号：US17175851

申请日：2021-02-15

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：US11182007B2

公开(公告)日：2021-11-23

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.

公开(公告)号：US11018212B2

公开(公告)日：2021-05-25

申请号：US16460107

申请日：2019-07-02

Applicant: Samsung Display Co., Ltd.

Inventor： Youngjin Cho ,  Yangwan Kim ,  Joong-Soo Moon ,  Minwoo Byun ,  Changkyu Jin

IPC: H01L27/32 ,  G06F3/044 ,  G06F3/041 ,  H01L51/00 ,  H01L51/52 ,  H05K1/14 ,  H01L27/12

Abstract: An electronic apparatus includes a base substrate having an active area and a peripheral area adjacent to the active area. A plurality of pixels is disposed on the active area. The electronic apparatus also includes a plurality of power lines connected to the pixels. A power pad is disposed on a peripheral area and is configured to receive a power voltage. A power pattern is disposed on the peripheral area and connecting the power lines to the power pad. A plurality of sensing electrodes is disposed on the pixels in the active area. A plurality of sensing pads is disposed on the peripheral area and is electrically connected to the sensing electrodes. The sensing pads overlap with the power pattern.