公开(公告)号：US20240365585A1

公开(公告)日：2024-10-31

申请号：US18764444

申请日：2024-07-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yujin Lee ,  Sunhwa Lee ,  Heejean Park ,  Jaeyong Jang

IPC: H10K59/121 ,  H10K59/131

CPC classification number: H10K59/121 ,  H10K59/131

Abstract: A display panel includes a substrate including a corner display area including a strip portion between cut portions; and corner pixels in the strip portion and corner pixel circuits which drives the corner pixels, wherein each of the corner pixels includes a first sub-pixel, a second sub-pixel, and a third sub-pixel, and each of the corner pixel circuits includes a first pixel circuit which drives the first sub-pixel, a second pixel circuit which drives the second sub-pixel, and a third pixel circuit which drives the third sub-pixel, and the first pixel circuit, the second pixel circuit, and the third pixel circuit included in an n-th corner pixel circuit in a first direction that is a lengthwise direction of the strip portion are arranged differently from the first pixel circuit, the second pixel circuit, and the third pixel circuit in an (n+1)-th corner pixel circuit.

公开(公告)号：US11955078B2

公开(公告)日：2024-04-09

申请号：US17888295

申请日：2022-08-15

Applicant: Samsung Display Co., Ltd.

Inventor： Heerim Song ,  Heejean Park ,  Yujin Lee ,  Cheol-Gon Lee ,  Mukyung Jeon

IPC: G09G3/3233 ,  H10K59/13 ,  H10K59/60 ,  H10K59/65

CPC classification number: G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0291 ,  G09G2354/00 ,  G09G2360/144 ,  G09G2360/148 ,  H10K59/13 ,  H10K59/60 ,  H10K59/65

Abstract: A display device includes: a pixel driving circuit configured to drive the light emitting elements of pixels; and sensors including a light sensing element and a sensor driving circuit connected with the light sensing element and configured to output a sensing signal corresponding to a light, the sensor driving circuit including: a reset transistor including a first electrode configured to receive a reset signal, a second electrode connected with a first sensing node, and a third electrode configured to receive a reset control signal; an amplification transistor including a first electrode configured to receive a sensing driving voltage, a second electrode connected with a second sensing node, and a third electrode connected with the first sensing node; and an output transistor including a first electrode connected with the second sensing node, a second electrode connected with a sensing line, and a third electrode configured to receive an output control signal.

公开(公告)号：US20240321216A1

公开(公告)日：2024-09-26

申请号：US18609591

申请日：2024-03-19

Applicant: Samsung Display Co., Ltd.

Inventor： Junhyun Park ,  Hyeongseok Kim ,  Heejean Park ,  Sunhwa Lee ,  Mukyung Jeon

IPC: G09G3/3266

CPC classification number: G09G3/3266 ,  G09G2300/0819 ,  G09G2310/08

Abstract: A gate driving circuit is provided. Each stage of the gate driving circuit includes a first node controller configured to control a voltage level of a first node connected to a gate of a pull-down transistor, and a second node controller configured to control a voltage level of a second node connected to a gate of a pull-up transistor, wherein the first node controller comprises a first circuit and a second circuit, wherein the first circuit is connected between the first node and an input terminal to which a start signal is input, and configured to transfer the start signal to the first node, and the second circuit is connected between the input terminal and the first node, and may be configured to boost a voltage level of a voltage of the first node.

公开(公告)号：US20240224597A1

公开(公告)日：2024-07-04

申请号：US18400339

申请日：2023-12-29

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeongseok Kim ,  Junhyun Park ,  Heejean Park ,  Sunhwa Lee ,  Danwon Lim ,  Mukyung Jeon

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

CPC classification number: H10K59/1216 ,  G09G3/3233 ,  H10K59/131 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2310/0262

Abstract: A display apparatus includes a substrate, a first transistor including a first semiconductor layer on the substrate and a first electrode overlapping the first semiconductor layer, a first capacitor including the first electrode and a second electrode, the second electrode overlapping the first electrode, a second capacitor including the second electrode and a third electrode, the third electrode overlapping the second electrode, a first connection electrode and a second connection electrode disposed on the third electrode, wherein the third electrode includes a first opening, and a portion of the first connection electrode and a portion of the second connection electrode are adjacent to each other, are spaced apart from each other, and overlap the first opening.

公开(公告)号：US20220302243A1

公开(公告)日：2022-09-22

申请号：US17696045

申请日：2022-03-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaeyong Jang ,  Sunhwa Lee ,  Yujin Lee ,  Heejean Park

IPC: H01L27/32

Abstract: A display panel may include: a substrate including a front display area, a corner display area extending from a corner of the front display area, and a peripheral area outside the corner display area, where the corner display area includes a first corner display area and a second corner display area; a first corner driving circuit positioned in the second corner display area and electrically connected to each of a front pixel arranged in the front display area and a corner pixel arranged in the first corner display area; a second corner driving circuit positioned in the second corner display area, electrically connected to the corner pixel arranged in the first corner display area, and not electrically connected to the front pixel; and a load portion positioned in the peripheral area and electrically connected to the second corner driving circuit.

公开(公告)号：US20240324288A1

公开(公告)日：2024-09-26

申请号：US18583109

申请日：2024-02-21

Applicant: Samsung Display Co., Ltd.

Inventor： Sunhwa Lee ,  Junhyun Park ,  Hyeongseok Kim ,  Heejean Park ,  Hanbit Kim

IPC: H10K59/121 ,  H10K59/124 ,  H10K59/131

CPC classification number: H10K59/1213 ,  H10K59/1216 ,  H10K59/131 ,  H10K59/124

Abstract: A display apparatus includes a first thin-film transistor in a display area, and including a first semiconductor layer and a first gate electrode, the first semiconductor layer including a silicon semiconductor, a second thin-film transistor on the first thin-film transistor, and including a second semiconductor layer and a second gate electrode, the second semiconductor layer including an oxide semiconductor, a third thin-film transistor on the first thin-film transistor, and including a third semiconductor layer and a third gate electrode, the third semiconductor layer including an oxide semiconductor, a bridge metal layer between the first thin-film transistor and the second thin-film transistor and electrically connected to the first semiconductor layer through a first contact hole, and a first conductive pattern layer on the second gate electrode of the second thin-film transistor, and the bridge metal layer is electrically connected to the first conductive pattern layer through a second contact hole.

公开(公告)号：US20240321183A1

公开(公告)日：2024-09-26

申请号：US18610106

申请日：2024-03-19

Applicant: Samsung Display Co., Ltd.

Inventor： Junhyun Park ,  Hyeongseok Kim ,  Heejean Park ,  Sunhwa Lee ,  Mukyung Jeon

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0426 ,  G09G2300/0842 ,  G09G2310/0267 ,  G09G2320/0247

Abstract: A display apparatus includes: a plurality of light-emitting diodes in a display area; a gate driver in a non-display area around the display area, the gate driver including a plurality of stages; a conductive line in the non-display area; an insulating layer on the conductive line; and a connection line on the insulating layer and electrically connecting the conductive line with a transistor of a first stage from among the plurality of stages.

公开(公告)号：US11716885B2

公开(公告)日：2023-08-01

申请号：US17343839

申请日：2021-06-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yujin Lee ,  Heejean Park ,  Mukyung Jeon

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

CPC classification number: H10K59/131 ,  H10K77/111 ,  H10K2102/311

Abstract: A display panel includes a substrate including a first display area, a first side display area, a second side display area, and a corner display area, the corner display area being arranged between the first side display area and the second side display area and surrounding at least a portion of the first display area, a first wiring extending in a first direction in the first display area, a second wiring extending in a second direction in the first display area, a first corner wiring arranged in the corner display area and connected to the first wiring, a second corner wiring arranged in the corner display area and connected to the second wiring, and a pixel circuit arranged in the corner display area, where the first corner wiring and the second corner wiring extend in a first extension direction in the corner display area.

公开(公告)号：US20220320189A1

公开(公告)日：2022-10-06

申请号：US17546560

申请日：2021-12-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yujin Lee ,  Sunhwa Lee ,  Heejean Park ,  Jaeyong Jang

IPC: H01L27/32

Abstract: A display panel includes a substrate including a corner display area including a strip portion between cut portions; and corner pixels in the strip portion and corner pixel circuits which drives the corner pixels, wherein each of the corner pixels includes a first sub-pixel, a second sub-pixel, and a third sub-pixel, and each of the corner pixel circuits includes a first pixel circuit which drives the first sub-pixel, a second pixel circuit which drives the second sub-pixel, and a third pixel circuit which drives the third sub-pixel, and the first pixel circuit, the second pixel circuit, and the third pixel circuit included in an n-th corner pixel circuit in a first direction that is a lengthwise direction of the strip portion are arranged differently from the first pixel circuit, the second pixel circuit, and the third pixel circuit in an (n+1)-th corner pixel circuit.

公开(公告)号：US12178096B2

公开(公告)日：2024-12-24

申请号：US18210603

申请日：2023-06-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yujin Lee ,  Heejean Park ,  Mukyung Jeon

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

Abstract: A display panel includes a substrate including a first display area, a first side display area, a second side display area, and a corner display area, the corner display area being arranged between the first side display area and the second side display area and surrounding at least a portion of the first display area, a first wiring extending in a first direction in the first display area, a second wiring extending in a second direction in the first display area, a first corner wiring arranged in the corner display area and connected to the first wiring, a second corner wiring arranged in the corner display area and connected to the second wiring, and a pixel circuit arranged in the corner display area, where the first corner wiring and the second corner wiring extend in a first extension direction in the corner display area.