公开(公告)号：US20240349555A1

公开(公告)日：2024-10-17

申请号：US18750096

申请日：2024-06-21

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Su NA ,  Won Kyu KWAK ,  Yang Wan KIM ,  Young Jin CHO

IPC: H10K59/131 ,  H10K59/35

CPC classification number: H10K59/131 ,  H10K59/353

Abstract: Provided is a display device which comprises a substrate, a plurality of pixels disposed on the substrate, a first initialization voltage line disposed on the substrate along a first direction, and a second initialization voltage line disposed on a different layer from the first initialization voltage line, wherein the second initialization voltage line may include a horizontal portion disposed along the first direction and a vertical portion disposed along a second direction crossing the first direction, and the vertical portion may be disposed between a plurality of pixels adjacent to each other in the first direction.

公开(公告)号：US20230178025A1

公开(公告)日：2023-06-08

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 ,  G09G3/3233 ,  G09G3/20

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

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：US20220216292A1

公开(公告)日：2022-07-07

申请号：US17706287

申请日：2022-03-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yang Wan KIM ,  Byung Sun KIM ,  Su Jin LEE ,  Hyung Jun PARK ,  Jae Yong LEE

IPC: H01L27/32

Abstract: A display device including a substrate including a first display region having a first width, a second display region having a second width smaller than the first width, a peripheral region at a periphery of the first and second display regions, and a dummy region in the peripheral region, a first pixel in the first display region, a second pixel in the second display region, a first control line connected to the first pixel and extending in the first display region, a second control line connected to the second pixel and extending in the second display region, and a dummy line connected to the second control line in the dummy region, wherein the second control line is at a first conductive layer on a first insulating layer, the dummy line is at a second conductive layer on a second insulating layer on the first conductive layer.

公开(公告)号：US20210257441A1

公开(公告)日：2021-08-19

申请号：US17307188

申请日：2021-05-04

Applicant: Samsung Display Co., Ltd.

Inventor： Youngjin CHO ,  Joong-Soo MOON ,  Cheol-Gon LEE ,  Yang Wan KIM ,  Changkyu JIN

IPC: H01L27/32 ,  H01L51/52

Abstract: A display apparatus including a substrate, a first power source line disposed in a peripheral area adjacent to a display area, the first power source line including a first layer and a second layer electrically connected to each other, a first gate pattern disposed between the first layer of the substrate and including a first gate fan-out line in the peripheral area and a first gate connecting line connected to the first gate fan-out line and extending between the first gate fan-out line and the display area, a first insulation layer disposed between the first layer and the second layer of the first power source line, a second insulation layer disposed between the first insulation layer and the second layer, and a first insulating dam disposed on and contacting the second layer, the first insulating dam disposed in the peripheral area and surrounding the display area.

公开(公告)号：US20210125565A1

公开(公告)日：2021-04-29

申请号：US17141077

申请日：2021-01-04

Applicant: Samsung Display Co., Ltd.

Inventor： Byung Sun KIM ,  Sun Ja KWON ,  Yang Wan KIM ,  Hyun Ae PARK ,  Hyung Jun PARK ,  Su Jin LEE ,  Jae Yong LEE ,  Yu Jin JEON

IPC: G09G3/3266 ,  G09G3/3233 ,  G09G3/3275

Abstract: A display device includes first pixels configured to be positioned in a first pixel area and configured to be connected to first scan lines; first scan stage circuits configured to be positioned in a first peripheral area that is positioned outside the first pixel area and configured to supply first scan signals to the first scan lines; second pixels configured to be positioned in a second pixel area and configured to be connected to second scan lines; and second scan stage circuits configured to be positioned in a second peripheral area that is positioned outside the second pixel area and configured to supply second scan signals to the second scan lines. A gap between adjacent second scan stage circuits is larger than a gap between adjacent first scan stage circuits.

公开(公告)号：US20200380908A1

公开(公告)日：2020-12-03

申请号：US16995615

申请日：2020-08-17

Applicant: Samsung Display Co., Ltd.

Inventor： Yang Wan KIM ,  Su Jin LEE ,  Sun Ja KWON ,  Byung Sun KIM ,  Hyun Ae PARK ,  Hyung Jun PARK ,  Jae Yong LEE ,  Yu Jin JEON

IPC: G09G3/20 ,  G09G3/3233 ,  H01L27/32 ,  G09G3/22

Abstract: A display device includes: a substrate including a first pixel area, a second pixel area having a smaller area than the first pixel area and connected to the first pixel area, and a peripheral area surrounding the first pixel area and the second pixel area; a first pixel provided in the first pixel area and a second pixel provided in the second pixel area; a first line connected to the first pixel and a second line connected to the second pixel; a dummy part disposed in the peripheral area, overlapping at least one of the first line and the second line and providing a parasitic capacitance that compensates for a difference in a load value between the first line and the second line; and a power supply line provided in the first and second pixel areas. The dummy part includes an insulating layer having at least one contact hole.

公开(公告)号：US20200082763A1

公开(公告)日：2020-03-12

申请号：US16680256

申请日：2019-11-11

Applicant: Samsung Display Co., Ltd.

Inventor： Byung Sun KIM ,  Sun Ja KWON ,  Yang Wan KIM ,  Hyun Ae PARK ,  Hyung Jun PARK ,  Su Jin LEE ,  Jae Yong LEE ,  Yu Jin JEON

IPC: G09G3/3266 ,  G09G3/3275 ,  G09G3/3233

Abstract: A display device includes first pixels configured to be positioned in a first pixel area and configured to be connected to first scan lines; first scan stage circuits configured to be positioned in a first peripheral area that is positioned outside the first pixel area and configured to supply first scan signals to the first scan lines; second pixels configured to be positioned in a second pixel area and configured to be connected to second scan lines; and second scan stage circuits configured to be positioned in a second peripheral area that is positioned outside the second pixel area and configured to supply second scan signals to the second scan lines. A gap between adjacent second scan stage circuits is larger than a gap between adjacent first scan stage circuits.

公开(公告)号：US20180226467A1

公开(公告)日：2018-08-09

申请号：US15890674

申请日：2018-02-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji Hyun KA ,  Tae Hoon KWON ,  Yang Wan KIM ,  Min Ku LEE ,  Jae Yong LEE ,  Jin Tae JEONG ,  Seung Ji CHA

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3276 ,  G09G2310/0264 ,  H01L51/0031 ,  H01L51/5203

Abstract: An organic light emitting display device includes a display unit including a first pixel column and a first data line connected to the first pixel column, a first pad unit including first and second signal pads, a test unit including a first switching element which is connected between the first data line and the first signal pad, and includes a control electrode connected to the second signal pad, a first conductive pattern provided in a different layer from that of the first signal pad and connected to the first signal pad, and a second conductive pattern provided in a different layer from that of the second signal pad and connected to the second signal pad, where the first and second conductive patterns are spaced apart from each other in the same layer, and a width of the first conductive pattern is greater than that of the second conductive pattern.

公开(公告)号：US20180151663A1

公开(公告)日：2018-05-31

申请号：US15818476

申请日：2017-11-20

Applicant: Samsung Display Co., Ltd.

Inventor： Yang Wan KIM ,  Hyung Jun PARK ,  Jae Yong LEE ,  Byung Sun KIM ,  Su Jin LEE

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3276 ,  G09G3/32 ,  G09G2300/0413 ,  G09G2320/0223 ,  H01L27/1222 ,  H01L27/124 ,  H01L27/3223 ,  H01L27/3248 ,  H01L27/3258 ,  H01L27/3262 ,  H01L27/3265 ,  H01L27/3279 ,  H01L51/5253

Abstract: A display device includes a substrate including a first pixel region, a second pixel region connected to the first pixel region and having a smaller area than the first pixel region, and a peripheral region surrounding the first and second pixel regions, a first pixel in the first pixel region, a second pixel in the second pixel region, a first line connected to the first pixel, a second line connected to the second pixel, an extending line extending to the peripheral region and connected to any one of the first and second lines, a dummy part overlapping with the extending line for compensating a difference between load values of the first and second lines, a first power line in the peripheral region, and a conductive pattern overlapping with at least one region of the dummy part, and electrically connected to the first power line.

公开(公告)号：US20240107842A1

公开(公告)日：2024-03-28

申请号：US18534537

申请日：2023-12-08

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: H10K59/131 ,  G09G3/3233 ,  H10K59/121 ,  H10K77/10

CPC classification number: H10K59/131 ,  G09G3/3233 ,  H10K59/1213 ,  H10K59/1216 ,  H10K77/111 ,  H01L29/45

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 the second portion is electrically connected to the first layer of the second portion.