公开(公告)号：US20240029637A1

公开(公告)日：2024-01-25

申请号：US18323336

申请日：2023-05-24

Applicant: Samsung Display Co., LTD.

Inventor： JUNHYUN PARK ,  YOUNGWAN SEO

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2310/0267 ,  G09G2310/0275 ,  G09G2310/0278 ,  G09G2330/06

Abstract: A display device comprises a gate driver configured to receive a first gate driving voltage, configured to receive a second gate driving voltage that is greater than the first gate driving voltage, and configured to transmit a gate signal to a pixel, a data driver configured to transmit a data voltage to the pixel, and an electrostatic protection circuit configured to receive the first gate driving voltage and the data voltage, and including a first electrostatic diode including a first gate terminal connected to the first gate driving voltage, a first terminal connected to the first gate driving voltage, a second terminal connected to the data voltage, and a first lower gate terminal connected to a lower bias voltage.

公开(公告)号：US20250148986A1

公开(公告)日：2025-05-08

申请号：US19013678

申请日：2025-01-08

Applicant: Samsung Display Co., Ltd.

Inventor： HAEMIN KIM ,  YOUNGWAN SEO ,  GEUNHO LEE

IPC: G09G3/3233 ,  G09G3/20 ,  H10K59/121

Abstract: A display device includes a display area and a peripheral area surrounding the display area, a pixel disposed in the display area on a substrate, an insulating layer disposed on the substrate and having a valley part along a periphery of the display area in the peripheral area, and an emission driver disposed in the peripheral area on the substrate, providing an emission signal to the pixel through an emission line, and overlapping both a first inner surface and a second inner surface of the insulating layer of the valley part in a plan view.

公开(公告)号：US20230209892A1

公开(公告)日：2023-06-29

申请号：US17964462

申请日：2022-10-12

Applicant: Samsung Display Co., Ltd.

Inventor： JI-SUN KIM ,  KYUNGHOE LEE ,  YOUNGWAN SEO ,  KEUNHEE CHOI

IPC: H01L27/32

CPC classification number: H01L27/326 ,  H01L27/3276 ,  G09G2300/0452 ,  G09G2300/0426 ,  G09G3/2088

Abstract: A display device includes a display panel including a first display area, and a second display area adjacent to the first display area, and a panel driver overlapping the second display area of the display panel. The display panel further includes light emitting reference units each including light emitting elements and being disposed in the second display area, and driving reference units each including driving circuits and being electrically connected to a corresponding light emitting reference unit among the light emitting reference units. An arrangement order of the light emitting reference units is different from an arrangement order of the driving reference units corresponding to the light emitting reference units.

公开(公告)号：US20240334745A1

公开(公告)日：2024-10-03

申请号：US18436977

申请日：2024-02-08

Applicant: Samsung Display Co., LTD.

Inventor： DONG-HOON LEE ,  JANGMI KANG ,  HAEMIN KIM ,  YOUNGWAN SEO ,  GEUNHO LEE

IPC: H10K59/122 ,  H10K59/131

CPC classification number: H10K59/122 ,  H10K59/131

Abstract: A display device includes a substrate including a display area, and a peripheral area surrounding the display area in plan view, a power line on the substrate, and overlapping the peripheral area, a pixel electrode on the substrate, overlapping the display area, and spaced apart from the power line, a light-emitting layer on the pixel electrode, and overlapping the display area, a common electrode on the light-emitting layer, and overlapping the display area, and a partition wall on the substrate, overlapping the display area and the peripheral area, directly contacting the common electrode in the display area, and directly contacting the power line in the peripheral area.

公开(公告)号：US20240276806A1

公开(公告)日：2024-08-15

申请号：US18441335

申请日：2024-02-14

Applicant: Samsung Display Co., Ltd.

Inventor： DONG-HOON LEE ,  HYUNJOON KIM ,  HAEMIN KIM ,  YOUNGWAN SEO ,  GEUNHO LEE ,  SUNHWA LEE

IPC: H10K59/131 ,  H10K59/12 ,  H10K59/122 ,  H10K59/88

CPC classification number: H10K59/131 ,  H10K59/1201 ,  H10K59/122 ,  H10K59/88

Abstract: A display device includes a first light emitting element, a second light emitting element, and a barrier wall conductive layer disposed between the first light emitting element and the second light emitting element and electrically connected to the first light emitting element and the second light emitting element. A barrier wall opening is formed through the barrier wall conductive layer, and the barrier wall opening is disposed between the first light emitting element and the second light emitting element.

公开(公告)号：US20240274615A1

公开(公告)日：2024-08-15

申请号：US18368494

申请日：2023-09-14

Applicant: Samsung Display Co., LTD.

Inventor： DONG-HOON LEE ,  HAEMIN KIM ,  YOUNGWAN SEO ,  GEUNHO LEE

IPC: H01L27/12 ,  H10K59/131

CPC classification number: H01L27/124 ,  H10K59/131 ,  H10K77/111

Abstract: A display device includes: a substrate including a display area and a peripheral area adjacent to the display area; a power line in the peripheral area on the substrate; a plurality of power connection lines in the peripheral area on the substrate, extending in one direction, and connected to the power line; and a plurality of data lines in the peripheral area on the substrate, extending in the one direction, on a different layer from the power connection lines, and spaced apart from the power connection lines in a plan view.

公开(公告)号：US20230080818A1

公开(公告)日：2023-03-16

申请号：US17828641

申请日：2022-05-31

Applicant: Samsung Display Co., Ltd.

Inventor： KYUNGHOE LEE ,  JI-SUN KIM ,  YOUNGWAN SEO ,  KEUNHEE CHOI

IPC: H01L27/32

Abstract: A display panel includes a circuit layer including first, second, and third intermediate insulating layers, first and second conductive patterns, and a light emitting element layer disposed on the circuit layer, and including first and second light emitting elements in a first area and a second area of a base layer. The first light emitting element is electrically connected to one of the first conductive patterns through a first through-hole formed through the second intermediate insulating layer and the third intermediate insulating layer. The second light emitting element is electrically connected to one of the second conductive patterns through a second through-hole formed through the third intermediate insulating layer. A smallest width of the first through-hole and a smallest width of the second through-hole are substantially equal in a cross-section.

公开(公告)号：US20250160149A1

公开(公告)日：2025-05-15

申请号：US18801849

申请日：2024-08-13

Applicant: Samsung Display Co., Ltd.

Inventor： SOIL YOON ,  JUNHYUN PARK ,  YOUNGWAN SEO

IPC: H10K59/131 ,  G09G3/3233 ,  H10K59/121 ,  H10K59/88

Abstract: Provided is a display device including a first pixel and a second pixel. Each of the first pixel and the second pixel may include a light emitting element, a driving transistor connected to the light emitting element and a power line and controlled by a voltage of a first node, a switching transistor connected to a data line and a second node and controlled by a write scan signal, a capacitor connected to the first node and the second node, and a bias transistor connected to the driving transistor and a bias line, and controlled by a bias scan signal. The first and second pixels may share the bias transistor.

公开(公告)号：US20250061840A1

公开(公告)日：2025-02-20

申请号：US18613140

申请日：2024-03-22

Applicant: Samsung Display Co., Ltd.

Inventor： YOUNGWAN SEO ,  JUNHYUN PARK ,  SOIL YOON

IPC: G09G3/32

Abstract: A pixel includes a first transistor including a gate terminal connected to a first node, a first terminal, and a second terminal connected to a second node, a second transistor including a gate terminal which receives a first gate signal, a first terminal which receives a data voltage, and a second terminal connected to the first node, a third transistor including a gate terminal which receives a second gate signal, a first terminal which receives a first power voltage, and a second terminal connected to the second terminal of the first transistor, a first capacitor including first and second terminals connected to the first and second nodes, respectively, a second capacitor including a first terminal which receives the first power voltage, and a second terminal connected to the second node, and a light emitting element connected to the second node and which receives a second power voltage.

公开(公告)号：US20240233653A1

公开(公告)日：2024-07-11

申请号：US18453115

申请日：2023-08-21

Applicant: Samsung Display Co., LTD.

Inventor： DONG-HOON LEE ,  HAEMIN KIM ,  YOUNGWAN SEO ,  GEUNHO LEE

IPC: G09G3/3275 ,  H10K59/131 ,  H10K77/10

CPC classification number: G09G3/3275 ,  H10K59/1315 ,  H10K77/111 ,  G09G2310/0272

Abstract: A display device includes a substrate including a display area, a first peripheral area, a second peripheral area, and a bending area, a data distributor in the second peripheral area, a data driver in the second peripheral area, first data connection line groups including first data connection lines connected to the data distributor and receiving a data signal output from the data driver in response to a first distribution selection signal, second data connection line groups including second data connection lines connected to the data distributor and receiving the data signal in response to a second distribution selection signal, first power connection lines positioned between one of the first data connection line groups and one of the second data connection line groups and second power connection lines positioned between one of the first data connection line groups and one of the second data connection line groups.