公开(公告)号：US20230178004A1

公开(公告)日：2023-06-08

申请号：US17899382

申请日：2022-08-30

Applicant: Samsung Display Co., Ltd.

Inventor： SUKWANG KIM ,  KANGMOON JO

IPC: G09G3/32 ,  H01L33/62 ,  H01L25/075 ,  H01L33/54 ,  H01L33/50

CPC classification number: G09G3/32 ,  H01L33/62 ,  H01L25/0753 ,  H01L33/54 ,  H01L33/505 ,  G09G2310/0275 ,  G09G2300/0852

Abstract: A pixel includes: first to fourth driving transistors; a first light emitting diode connected to the first driving transistor; a second light emitting diode connected to the second driving transistor and spaced apart from the first light emitting diode in a first direction; a third light emitting diode connected to the third driving transistor and disposed between the first light emitting diode and the second light emitting diode; and a fourth light emitting diode connected to the fourth driving transistor and disposed between the first light emitting diode and the second light emitting diode, wherein a planar area of the first driving transistor is smaller than a planar area of each of the third and fourth driving transistors, a planar area of the second driving transistor is smaller than a planar area of each of the third and fourth driving transistors, and a first data signal is applied to the first and second driving transistors.

公开(公告)号：US20230121371A1

公开(公告)日：2023-04-20

申请号：US18047955

申请日：2022-10-19

Applicant: Samsung Display Co., Ltd.

Inventor： KANGMOON JO ,  UNBYOLL KO ,  SUNKWANG KIM ,  SO-WOON KIM ,  ANSU LEE

IPC: H01L27/32 ,  H01L27/12

Abstract: A display panel includes: a first pixel connected to a reference line, a scan line, a sensing line, a first power line, a first data line, and a second power line. The first pixel includes a first transistor, a second transistor, a third transistor, a light-emitting element, and a capacitor. The light-emitting element includes a first electrode, a second electrode, and a light-emitting layer between the first electrode and the second electrode. The second power line includes a first line and a second line overlapping with the first line, the first line being located on an insulating layer on which the first data line is located, and the second line being located on an insulating layer different from the insulating layer on which the first line is located. The first line is spaced from the first data line, and the second line overlaps with the first data line.

公开(公告)号：US20230276684A1

公开(公告)日：2023-08-31

申请号：US18313198

申请日：2023-05-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： JUNHYUN PARK ,  SUNKWANG KIM ,  KANGMOON JO

IPC: H10K59/88 ,  H10K50/844 ,  H10K59/122 ,  H10K77/10

CPC classification number: H10K59/88 ,  H10K50/844 ,  H10K59/122 ,  H10K77/10

Abstract: A display device includes a substrate, a first insulating layer disposed on the substrate, a through portion passing through the substrate and the first insulating layer, a display unit disposed on the first insulating layer and including a plurality of pixels surrounding at least a portion of the through portion, and a dummy pixel unit. Each pixel includes a light-emitting element including a pixel electrode and an opposite electrode facing each other, and an emission layer disposed between the pixel electrode and the opposite electrode. The dummy pixel unit includes a plurality of dummy pixels disposed between the through portion and the display unit, and including a metal pattern including a same material as the pixel electrode. The dummy pixels are disposed adjacent to the display unit.

公开(公告)号：US20220328566A1

公开(公告)日：2022-10-13

申请号：US17807872

申请日：2022-06-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： KANGMOON JO ,  SUNGJAE MOON ,  ANSU LEE

IPC: H01L27/32 ,  H01L51/50 ,  H01L51/52

Abstract: A display device include a light-emitting panel having first to third light-emitting diodes and a color panel on the light-emitting panel. The color panel includes first to third color areas that transmit light of different colors and a light-blocking area. The light-emitting panel includes two first power lines spaced apart from each other, connecting electrodes electrically connected to the two first power lines, and an insulating layer on the connecting electrodes, the insulating layer having openings each of which exposing a respective one of the connecting electrodes. The first light-emitting diode, the second light-emitting diode, and the third light-emitting diode are spaced apart from one another between the two first power lines. The second color area is smaller than each of the first color area and the third color area in size. The second color area is disposed between the first color area and the third color area.

公开(公告)号：US20250151549A1

公开(公告)日：2025-05-08

申请号：US18798727

申请日：2024-08-08

Applicant: Samsung Display Co., Ltd.

Inventor： SUNKWANG KIM ,  MOON-KEUN CHOI ,  DONG-YOON LEE ,  SEONGYOUNG LEE ,  KANGMOON JO

IPC: H10K59/131 ,  H10K59/12 ,  H10K59/121 ,  H10K59/122 ,  H10K59/38 ,  H10K71/00

Abstract: Provided is a display panel including a base layer, data lines, a first power supply line, a sensing line, first to third pixel circuits comprising first to third transistors, a scan line, a first light-emitting element overlapping the first pixel circuit, a second light-emitting element overlapping the second pixel circuit and connected to the second pixel circuit, and a third light-emitting element overlapping the data lines. The third pixel circuit is disconnected from the third light-emitting element and connected to the first light-emitting element, and at least any one of semiconductor patterns comprised in the first transistor, the second transistor, or the third transistor of the first pixel circuit is disconnected.

公开(公告)号：US20240215423A1

公开(公告)日：2024-06-27

申请号：US18598391

申请日：2024-03-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： JUNHYUN PARK ,  SUNKWANG KIM ,  KANGMOON JO

IPC: H10K59/88 ,  H10K50/844 ,  H10K59/122 ,  H10K77/10

CPC classification number: H10K59/88 ,  H10K50/844 ,  H10K59/122 ,  H10K77/10

Abstract: A display device includes a substrate, a first insulating layer disposed on the substrate, a through portion passing through the substrate and the first insulating layer, a display unit disposed on the first insulating layer and including a plurality of pixels surrounding at least a portion of the through portion, and a dummy pixel unit. Each pixel includes a light-emitting element including a pixel electrode and an opposite electrode facing each other, and an emission layer disposed between the pixel electrode and the opposite electrode. The dummy pixel unit includes a plurality of dummy pixels disposed between the through portion and the display unit, and including a metal pattern including a same material as the pixel electrode. The dummy pixels are disposed adjacent to the display unit.

公开(公告)号：US20230247878A1

公开(公告)日：2023-08-03

申请号：US18100788

申请日：2023-01-24

Applicant: Samsung Display Co., Ltd.

Inventor： KANGMOON JO ,  TAK-YOUNG LEE ,  BOGYEONG KIM ,  YANG-HWA CHOI

IPC: H10K59/131 ,  H10K59/121 ,  H10K59/80

CPC classification number: H10K59/1315 ,  H10K59/1213 ,  H10K59/8792

Abstract: A display panel includes a base layer, first to third pixels, data lines, a first voltage line that is connected to the first to third pixels and that extends in a second direction, and an initialization voltage line that is connected to the first to third pixels and that extends in the second direction. Each of the first to third pixels includes a light-emitting element including an anode, a first transistor that is connected between the first voltage line and the anode and that includes a gate electrode, a second transistor connected with a data line of the data lines, a third transistor that is connected between the initialization voltage line and a node and that includes a gate electrode, and a fourth transistor that is connected between the node and the anode and that includes a gate electrode connected with the first voltage line.

公开(公告)号：US20230011831A1

公开(公告)日：2023-01-12

申请号：US17857950

申请日：2022-07-05

Applicant: Samsung Display Co., Ltd.

Inventor： KANGMOON JO ,  UNBYOLL KO ,  SO-WOON KIM ,  JUNGBAE SONG ,  ANSU LEE

IPC: H01L27/32

Abstract: A display device is disclosed that includes a base substrate in which a first pixel area, a second pixel area, a third pixel area, and a light blocking area are defined. First, second, and third emission elements are disposed on the base substrate in the first, second, and third pixel areas, respectively. A color conversion layer includes a first color conversion pattern, a second color conversion pattern, and a light transmission pattern disposed on the first, second, and third emission elements, respectively. A color filter layer includes first, second, and third color filters disposed on the first color conversion pattern, the second color conversion pattern, and the light transmission pattern, respectively. The second pixel area is spaced apart from the first pixel area by a first interval. The third pixel area is spaced from the first pixel area by a second interval smaller than the first interval. The third pixel area is spaced from the second pixel area by a third interval larger than the second interval. The light blocking area surrounds each of the first, second, and third pixel areas.

公开(公告)号：US20250143134A1

公开(公告)日：2025-05-01

申请号：US18764899

申请日：2024-07-05

Applicant: Samsung Display Co., LTD.

Inventor： SUNKWANG KIM ,  KANG-WOO KIM ,  YOUNG-SIK OH ,  DONG-YOON LEE ,  SEONGYOUNG LEE ,  KANGMOON JO

IPC: H10K59/38 ,  G09G3/3233 ,  H10K59/35 ,  H10K59/80

Abstract: A display device includes a display area including a transmissive area and a non-display area adjacent to the display area. The display device includes a display panel including a light emitting element layer and a light conversion panel on the display panel. The light conversion panel includes a base layer, a color filter under the base layer, a low refractive layer under the color filter, a first capping layer under the low refractive layer, and a light control layer under the color filter and including a partition pattern, a plurality of light control portions spaced apart from each other by the partition pattern, and a second capping layer under the partition pattern and the light control portions. The low refractive layer is provided with a transmission opening defined therethrough to correspond to the transmissive area.

公开(公告)号：US20250081756A1

公开(公告)日：2025-03-06

申请号：US18737762

申请日：2024-06-07

Applicant: Samsung Display Co., LTD.

Inventor： SUNKWANG KIM ,  DONG-YOON LEE ,  SEONGYOUNG LEE ,  JEONGHYUN LEE ,  HANUL LEE ,  KANGMOON JO

IPC: H10K59/124 ,  H10K59/122

Abstract: A display panel includes a base layer including a display area including a transmissive area and a non-display area adjacent to the display area, a first insulating layer; a transistor on the first insulating layer, a third insulating layer that covers the transistor, a first connection electrode connected to a semiconductor pattern through a contact hole defined in the third insulating layer, a fourth insulating layer that covers the first connection electrode, a pixel defining layer including a display opening not overlapping the transmissive area, and a light emitting element, wherein the fourth insulating layer includes a first insulating opening overlapping the transmissive area, and the pixel defining layer includes a transmissive opening overlapping the first insulating opening.