公开(公告)号：US12191317B2

公开(公告)日：2025-01-07

申请号：US17452246

申请日：2021-10-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Won Kyu Kwak ,  Jae Yong Lee

IPC: H01L27/12 ,  H10K59/131 ,  H10K77/10 ,  H10K102/00

Abstract: A display device is disclosed. In one aspect, the display device includes a substrate including a display area, the display area including a plurality of pixels configured to display an image and a pad area adjacent to the pad area and configured to transfer electrical signals. At least a portion of the pad area is bendable. The display device also includes an insulating layer formed over the substrate and including a bending groove in the pad area. The bending groove includes a sidewall. A plurality of peripheral wires is formed over the insulating layer, and a cutoff portion is connected to the sidewall and disposed between adjacent peripheral wires.

公开(公告)号：US12048193B2

公开(公告)日：2024-07-23

申请号：US18198807

申请日：2023-05-17

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunji Cha ,  Wonkyu Kwak ,  Young-Soo Yoon ,  Jae Yong Lee ,  Yun-Kyeong In ,  Minhee Choi

IPC: H10K50/86 ,  G02B5/30 ,  G06F1/16 ,  G09F9/30 ,  H10K50/00 ,  H10K50/80 ,  H10K50/84 ,  H10K50/844 ,  H10K50/85 ,  H10K59/12 ,  H10K59/13 ,  H10K59/50 ,  H10K59/65 ,  G02F1/1333 ,  G02F1/1335 ,  H10K77/10 ,  H10K102/00

CPC classification number: H10K50/868 ,  G02B5/3083 ,  H10K50/844 ,  H10K59/50 ,  H10K59/65 ,  G02F1/133331 ,  G02F1/133528 ,  H10K77/111 ,  H10K2102/311

Abstract: A display device includes an electronic panel, a window, an optical sheet, and a stress control member. The electronic panel includes a first non-bending area having a first area overlapping the optical sheet and a second area overlapping at least part of the recessed area, a bending area configured to be bent relative to the first non-bending area, and a second non-bending area extending from the bending area and movable to a position opposing the first non-bending area. The optical sheet is disposed between the electronic panel and the window and having a recessed area defined therein extending toward a center of the optical sheet. The stress control member overlaps with at least a portion of the second area, at least a portion of the bending area, and at least a portion of the second non-bending area, respectively.

公开(公告)号：US11963410B2

公开(公告)日：2024-04-16

申请号：US17806727

申请日：2022-06-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yang Wan Kim ,  Byung Sun Kim ,  Jae Yong Lee ,  Chung Yi ,  Hyung Jun Park ,  Su Jin Lee

IPC: H01L29/08 ,  H10K59/121 ,  H10K59/122 ,  H10K59/131

CPC classification number: H10K59/131 ,  H10K59/1216 ,  H10K59/122

Abstract: A display device includes a substrate including a pixel region and a peripheral region. A plurality of pixels is disposed in the pixel region of the substrate. Each of the plurality of pixels includes a light emitting element. Data lines and scan lines are connected to each of the plurality of pixels. A power line is configured to supply power to the plurality of pixels. The power line includes a plurality of first conductive lines and a plurality of second conductive lines intersecting the plurality of first conductive lines. The plurality of second conductive lines is arranged in a region between adjacent light emitting elements of the plurality of pixels. At least some of the plurality of second conductive lines extend in a direction oblique to a direction of extension of the data lines or the scan lines.

公开(公告)号：US11929029B2

公开(公告)日：2024-03-12

申请号：US18102565

申请日：2023-01-27

Applicant: Samsung Display Co., Ltd.

Inventor： Hyung Jun Park ,  Yang Wan Kim ,  Byung Sun Kim ,  Su Jin Lee ,  Jae Yong Lee

IPC: G09G3/3258 ,  G09G3/20 ,  G09G3/3233

CPC classification number: G09G3/3258 ,  G09G3/2003 ,  G09G3/3233 ,  G09G2300/0452 ,  G09G2300/0809 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0251 ,  G09G2310/0262 ,  G09G2320/0242

Abstract: A display device includes first and second initialization voltage sources and first and second pixel circuits. The first initialization voltage source provides a first initialization voltage. The second initialization voltage source provides a second initialization voltage less than the first initialization voltage. The first pixel circuit includes a first organic light emitting diode. The second pixel circuit includes a second organic light emitting diode with an organic material having a band gap different from a band gap of an organic material in the first organic light emitting diode. The first pixel circuit is coupled to the first initialization voltage source and the second initialization voltage source. The second pixel circuit is coupled to a single initialization voltage source.

公开(公告)号：US11910674B2

公开(公告)日：2024-02-20

申请号：US17676052

申请日：2022-02-18

Applicant: Samsung Display Co., Ltd.

Inventor： Hyung Jun Park ,  Yang Wan Kim ,  Byung Sun Kim ,  Su Jin Lee ,  Jae Yong Lee ,  Ji Hyun Ka ,  Tae Hoon Kwon ,  Jin Tae Jeong ,  Seung Ji Cha

IPC: H01L27/12 ,  H10K59/131 ,  G09G3/3266 ,  G09G3/3233 ,  H10K59/88 ,  H10K59/122 ,  H10K59/123 ,  H10K59/124 ,  H10K59/35 ,  H10K59/121 ,  G09G3/3225

CPC classification number: H10K59/131 ,  G09G3/3233 ,  G09G3/3266 ,  H01L27/124 ,  H01L27/1248 ,  H01L27/1255 ,  H10K59/122 ,  H10K59/123 ,  H10K59/124 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/352 ,  H10K59/88 ,  G09G3/3225 ,  G09G2300/0413 ,  G09G2300/0426 ,  G09G2310/0232 ,  G09G2310/0281 ,  G09G2320/0223 ,  H10K59/35

Abstract: A display device is disclosed, and the display device includes a substrate including first to third display regions, the second and the third display regions being spaced from each other, each of the second and third display regions having an area smaller than that of the first display region and being continuous to the first display region, first to third pixels in the first to third display regions, first to third lines connected to the first to third pixels, and a dummy part configured to compensate for a difference between a load value of the first lines and load values of the second and third lines, wherein the second display region includes a first sub-region adjacent to the first display region and a second sub-region spaced from the first display region, and the third display region includes a third sub-region adjacent to the first display region and a fourth sub-region spaced from the first display region.

公开(公告)号：US11871631B2

公开(公告)日：2024-01-09

申请号：US18158750

申请日：2023-01-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun Ae Park ,  Sun-Ja Kwon ,  Byung Sun Kim ,  Yang Wan Kim ,  Su Jin Lee ,  Jae Yong Lee

IPC: H10K59/00 ,  H10K59/131 ,  G09G3/3233 ,  H10K59/121 ,  H10K77/10 ,  H01L29/45 ,  H01L29/49 ,  H01L49/02 ,  H01L27/12 ,  H10K50/80 ,  H10K102/00

CPC classification number: H10K59/131 ,  G09G3/3233 ,  H10K59/1213 ,  H10K59/1216 ,  H10K77/111 ,  G09G2300/0861 ,  G09G2310/0251 ,  G09G2310/0262 ,  G09G2320/043 ,  H01L27/124 ,  H01L27/1255 ,  H01L28/60 ,  H01L29/45 ,  H01L29/4908 ,  H10K50/80 ,  H10K2102/311 ,  Y02E10/549

Abstract: A display device includes a substrate including a display area and a peripheral area disposed around the display area. The peripheral area includes a bending region and a contact region adjacent to the bending region. A first connection line includes a first portion disposed in the contact region, and a second portion disposed in both the bending region and the contact region, and including a first layer and a second layer. At least part of the second layer of the second portion overlaps the first layer of the second portion. In the contact region, the first layer of the second portion is electrically connected to the first portion, and the second layer of to the second portion is electrically connected to the first layer of the second portion.

公开(公告)号：US11758764B2

公开(公告)日：2023-09-12

申请号：US16813517

申请日：2020-03-09

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunji Cha ,  Wonkyu Kwak ,  Young-Soo Yoon ,  Jae Yong Lee ,  Yun-Kyeong In ,  Minhee Choi

IPC: H01L51/00 ,  H01L51/50 ,  H01L51/52 ,  H01L27/32 ,  G02F1/13 ,  G06F1/16 ,  G09F9/30 ,  G09F9/33 ,  H10K50/80 ,  G02B5/30 ,  H10K50/844 ,  H10K59/50 ,  H10K59/65 ,  G02F1/1335 ,  G02F1/1333 ,  H10K77/10 ,  H10K102/00

CPC classification number: H10K50/868 ,  G02B5/3083 ,  H10K50/844 ,  H10K59/50 ,  H10K59/65 ,  G02F1/133331 ,  G02F1/133528 ,  H10K77/111 ,  H10K2102/311

Abstract: A display device includes an electronic panel, a window, an optical sheet, and a stress control member. The electronic panel includes a first non-bending area having a first area overlapping the optical sheet and a second area overlapping at least part of the recessed area, a bending area configured to be bent relative to the first non-bending area, and a second non-bending area extending from the bending area and movable to a position opposing the first non-bending area. The optical sheet is disposed between the electronic panel and the window and having a recessed area defined therein extending toward a center of the optical sheet. The stress control member overlaps with at least a portion of the second area, at least a portion of the bending area, and at least a portion of the second non-bending area, respectively.

公开(公告)号：US11621315B2

公开(公告)日：2023-04-04

申请号：US17486781

申请日：2021-09-27

Applicant: Samsung Display Co., Ltd.

Inventor： Yang Wan Kim ,  Jae Yong Lee ,  Sun Ja Kwon ,  Hyun Ae Park ,  Byung Sun Kim ,  Su Jin Lee ,  Hyung Jun Park ,  Yu Jin Jeon

IPC: G09G5/10 ,  H01L27/32 ,  G09G3/3225 ,  G09G3/3258 ,  G09G3/3266 ,  H01L27/12

Abstract: Disclosed is a display device, including: a substrate including a pixel area and a peripheral area; pixels provided in the pixel area as a plurality of pixel rows and a plurality of pixel columns; data lines configured to provide a data signal; scan lines configured to provide a scan signal; first power lines configured to provide a power source to the pixel columns; and a second power line connected to the first power lines and disposed in the peripheral area. A scan line connected to an ith pixel row may apply a scan signal to the ith pixel row, and a branched line branched from the scan line may apply an initialization signal to a kth pixel row (k≠i). A branched point of the scan line is disposed between a pixel most adjacent to the second power line of the ith pixel row and the second power line.

公开(公告)号：US11581393B2

公开(公告)日：2023-02-14

申请号：US17365966

申请日：2021-07-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Wonkyu Kwak ,  Jinhee Jang ,  Jae-Sic Lee ,  Minchae Kwak ,  Byungsun Kim ,  Hansol Kim ,  Changsoo Pyon ,  Jae Yong Lee ,  Jae-Ho Choi

IPC: G09G3/20 ,  H01L27/32 ,  H01L51/52 ,  G09G3/3266 ,  G09G3/3275

Abstract: An electronic apparatus includes a base substrate having a first region, a second region at least partially surrounded by the first region, and a display region at least partially surrounding the first region, a plurality of pixels disposed on the base substrate, each of which includes a transistor and a light emitting element connected to the transistor, a hole line connecting pixels with the second region interposed therebetween, and a hole pattern electrically insulated from the hole line, disposed in the first region, and at least partially surrounding the second region.

公开(公告)号：US11501714B2

公开(公告)日：2022-11-15

申请号：US16944477

申请日：2020-07-31

Applicant: Samsung Display Co., Ltd.

Inventor： Hyung Jun Park ,  Yang Wan Kim ,  Byung Sun Kim ,  Su Jin Lee ,  Jae Yong Lee

IPC: G06F3/01 ,  G06F3/041 ,  G01S13/06 ,  G06F3/0488 ,  G09G3/3258 ,  G09G3/3233 ,  G09G3/20

Abstract: A display device includes first and second initialization voltage sources and first and second pixel circuits. The first initialization voltage source provides a first initialization voltage. The second initialization voltage source provides a second initialization voltage less than the first initialization voltage. The first pixel circuit includes a first organic light emitting diode. The second pixel circuit includes a second organic light emitting diode with an organic material having a band gap different from a band gap of an organic material in the first organic light emitting diode. The first pixel circuit is coupled to the first initialization voltage source and the second initialization voltage source. The second pixel circuit is coupled to a single initialization voltage source.