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：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：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：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：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：US11373600B2

公开(公告)日：2022-06-28

申请号：US17182758

申请日：2021-02-23

Applicant: Samsung Display Co., Ltd.

Inventor： Sunhwa Lee ,  Gyungsoon Park ,  Heerim Song

IPC: G09G3/3266 ,  G09G3/3225

Abstract: A scan driving circuit includes a driving circuit which outputs a first node signal, a second node signal, and a third scan signal in response to clock signals and a carry signal, a first masking circuit which outputs a first scan signal in response to a first masking signal, the first node signal and the second node signal, and a second masking circuit which discharges the first node signal to a first voltage in response to a second masking signal and the second scan signal.

公开(公告)号：US20200320269A1

公开(公告)日：2020-10-08

申请号：US16838689

申请日：2020-04-02

Applicant: Samsung Display Co., Ltd.

Inventor： Chul Kim ,  Keumdong Jung ,  KyungTea Park ,  Sunhwa Lee ,  Mukyung Jeon ,  Sanghyun Heo

IPC: G06K9/00 ,  G06F3/041 ,  G06K9/20

Abstract: A display device relating to a method of operating thereof includes: a display panel having a touch sensing unit to sense an external touch and a display unit including a plurality of pixels; a fingerprint sensing panel to sense a fingerprint disposed on one surface of the display unit, the fingerprint sensing panel having a plurality of fingerprint sensing pixels respectively connected to a plurality of fingerprint scan lines and a plurality of fingerprint sensing lines, and a fingerprint scan driving circuit to drive one or more fingerprint scan lines included in a sensing area; and a read-out circuit to output a selection signal for selecting a sensing area of the fingerprint sensing panel.

公开(公告)号：US20250133831A1

公开(公告)日：2025-04-24

申请号：US18922686

申请日：2024-10-22

Applicant: Samsung Display Co., Ltd

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

IPC: H01L27/12 ,  G09G3/00 ,  G09G3/32 ,  G09G3/3233 ,  H01L25/16 ,  H10K59/131 ,  H10K102/00

Abstract: A display apparatus includes: a substrate including a first island portion and a second island portion spaced apart from each other, and a first bridge portion connecting the first island portion to the second island portion, a gate driving circuit disposed on the first island portion, a plurality of first input lines disposed on the second island portion, a connection line connected to some of the plurality of first input lines. The connection line is arranged to extend from the second island portion to the first island portion through the first bridge portion.