公开(公告)号：US12112694B2

公开(公告)日：2024-10-08

申请号：US18374070

申请日：2023-09-28

Applicant: Samsung Display Co., Ltd.

Inventor： Minjae Jeong ,  Jangmi Kang ,  Hyeongseok Kim ,  Junhyun Park ,  Mukyung Jeon

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0426 ,  G09G2300/043 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2310/0251 ,  G09G2310/0262 ,  G09G2310/08 ,  G09G2320/0233 ,  G09G2320/045

Abstract: A pixel includes a light emitting element, a first transistor including a first electrode electrically connected to a first voltage line which supplies a first driving voltage, a second electrode electrically connected to the light emitting element, and a gate electrode connected to a first node, a second transistor connected between the first node and a second node and including a gate electrode connected to a first scan line, a third transistor connected between the second electrode of the first transistor and the second node and including a gate electrode connected to a second scan line, and a booting capacitor connected between the second node and the second scan line.

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：US12041831B2

公开(公告)日：2024-07-16

申请号：US18446429

申请日：2023-08-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sunhwa Lee ,  Hyeongseok Kim ,  Youngwan Seo ,  Gyungsoon Park ,  Mukyung Jeon ,  Kyunghoon Chung

IPC: H10K59/131 ,  H10K59/121 ,  H10K59/122 ,  H10K59/88 ,  H10K59/35

CPC classification number: H10K59/131 ,  H10K59/121 ,  H10K59/122 ,  H10K59/88 ,  H10K59/35

Abstract: A display apparatus having a display area enlarged to display an image in an area where a component is arranged includes a substrate including a first area having a transmission portion, and a second area surrounding the first area, a first data line extending in a first direction on the second area, and including a first line and a second line spaced from each other with the first area therebetween, a connection line on the second area, adjacent to, and bypassing, the first area, and including an end connected to the first line, and another end connected to the second line, a pixel circuit on the second area, including a thin-film transistor, and a node connection line electrically connected to the thin-film transistor, and a first pixel electrode above the pixel circuit, wherein the connection line is spaced from the node connection line.

公开(公告)号：US11990091B2

公开(公告)日：2024-05-21

申请号：US18085779

申请日：2022-12-21

Applicant: Samsung Display Co., LTD.

Inventor： Junhyun Park ,  Jangmi Kang ,  Hyeongseok Kim ,  Soil Yoon ,  Minjae Jeong ,  Mukyung Jeon

IPC: G09G3/3233

CPC classification number: G09G3/3233 ,  G09G2300/043 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/08 ,  G09G2320/0214 ,  G09G2320/0247 ,  G09G2330/021

Abstract: A display apparatus includes a display panel, a gate driver, a data driver and an emission driver. The display panel includes a pixel. The gate driver provides a gate signal to the pixel. The data driver provides a data voltage to the pixel. The emission driver provides an emission signal to the pixel. The pixel includes a light emitting element, a driving switching element which applies a driving current to the light emitting element, a storage capacitor connected to a control electrode of the driving switching element and a bias capacitor including a first electrode connected to the storage capacitor and a second electrode which receives a bias gate signal. A waveform of the bias gate signal varies based on an off ratio representing a ratio of an off period of the emission signal in a frame period.

公开(公告)号：US11889734B2

公开(公告)日：2024-01-30

申请号：US17862337

申请日：2022-07-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sunhwa Lee ,  Mukyung Jeon ,  Jaehyung Cho ,  Kihyun Pyo

IPC: H10K59/40 ,  G06F3/041 ,  G06F3/044 ,  H10K59/131 ,  G06F1/16

CPC classification number: H10K59/40 ,  G06F1/1652 ,  G06F3/044 ,  G06F3/0443 ,  G06F3/04164 ,  H10K59/131 ,  G06F1/1643 ,  G06F3/041 ,  G06F3/0412 ,  G06F3/0416 ,  G06F3/0446 ,  G06F2203/04102 ,  G06F2203/04111 ,  G06F2203/04112

Abstract: A display device includes a display panel and an input sensing circuit. The input sensing circuit includes a plurality of sensors and signal lines electrically connected to each of the plurality of sensors. Each of the plurality of signal lines includes a lower line and an upper line overlapping the lower line, and the lower line and the upper line are electrically connected in a plurality of contact areas. A long signal line among the plurality of signal lines has more contact areas than a short signal line.

公开(公告)号：US11756480B2

公开(公告)日：2023-09-12

申请号：US17674107

申请日：2022-02-17

Applicant: Samsung Display Co., Ltd.

Inventor： Minjae Jeong ,  Jangmi Kang ,  Hyeongseok Kim ,  Junhyun Park ,  Mukyung Jeon

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0842 ,  G09G2310/0267 ,  G09G2310/0275 ,  G09G2310/061

Abstract: A pixel of a display device includes a first transistor including a top gate coupled to a first node, a first terminal, a second terminal coupled to a second node, and a bottom gate, a second transistor including a gate coupled to a writing signal line, a first terminal coupled to a data line, and a second terminal coupled to the first node, a storage capacitor coupled between the first node and the second node, a light emitting element coupled between the second node and a second power supply voltage line, and a seventh transistor including a gate coupled to an initialization signal line, a first terminal coupled to a bias voltage line, and a second terminal coupled to the bottom gate.

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：US11711957B2

公开(公告)日：2023-07-25

申请号：US17694376

申请日：2022-03-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sunhwa Lee ,  Kihyun Pyo ,  Mukyung Jeon

IPC: H10K59/131 ,  G09G3/3258 ,  H10K50/842 ,  H10K59/40 ,  H10K59/121 ,  H10K102/00

CPC classification number: H10K59/131 ,  G09G3/3258 ,  H10K50/8426 ,  H10K59/1213 ,  H10K59/40 ,  H10K2102/00

Abstract: A display device includes a base layer including an active area and a peripheral area outside the active area, a circuit element layer including a pixel circuit in the active area and a driving voltage wiring located in the peripheral area to supply a driving voltage to the pixel circuit. A light emitting element layer including a plurality of light emitting elements on the circuit element layer, a thin film sealing layer to cover the light emitting element layer, and an input sensing layer on the thin film sealing layer and including a sensing electrode and a sensing signal wiring part connected to the sensing electrode. The circuit element layer includes a connection wiring part overlapping the driving voltage wiring in the peripheral area and contacts the sensing signal wiring part. The connection wiring part is at a different layer from the driving voltage wiring.

公开(公告)号：US11650706B2

公开(公告)日：2023-05-16

申请号：US17682675

申请日：2022-02-28

Applicant: Samsung Display Co., LTD.

Inventor： Sunhwa Lee ,  Mukyung Jeon ,  Kihyun Pyo

IPC: G06F3/044 ,  H01L27/32 ,  G06F3/041 ,  H01L51/52

CPC classification number: G06F3/0446 ,  G06F3/0412 ,  G06F3/0448 ,  H01L27/323 ,  H01L27/3244 ,  H01L51/5253 ,  G06F2203/04112

Abstract: A display module including a display panel, and an input sensing unit disposed on the display panel and having a first sensing area and a second sensing area adjacent to the first sensing area, the input sensing unit including a first conductive pattern overlapping the first sensing area, and a second conductive pattern overlapping the sensing area, in which each of the first conductive patterns and the second conductive patterns includes mesh lines at least some of which define openings, and the second conductive pattern has a line width greater than that of each of the first conductive patterns in a plan view.

公开(公告)号：US11520440B2

公开(公告)日：2022-12-06

申请号：US16185009

申请日：2018-11-09

Applicant: Samsung Display Co., Ltd.

Inventor： Ji-sun Kim ,  Mukyung Jeon

IPC: G06F3/044 ,  G06F3/041 ,  G09G3/20 ,  H01L27/32 ,  G06V40/13

Abstract: A display device includes a display panel having a display area displaying an image and a non-display area disposed outside of the display area, and a sensing part including a plurality of sensing electrodes, a plurality of sensing circuits corresponding one-to-one to the plurality of sensing electrodes, and a plurality of sensing lines connecting the plurality of sensing electrodes and the plurality of sensing circuits in one-to-one. The plurality of sensing electrodes are disposed in an area overlapping the display area, and the plurality of sensing circuits are disposed in an area overlapping the non-display area.