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：US12058890B2

公开(公告)日：2024-08-06

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: 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：US20240215363A1

公开(公告)日：2024-06-27

申请号：US18467582

申请日：2023-09-14

Applicant: Samsung Display Co., Ltd.

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

IPC: H10K59/131 ,  H10K59/121

CPC classification number: H10K59/1315 ,  H10K59/1213 ,  H10K59/1216

Abstract: A display apparatus includes a display area configured to display an image using a pixel, and a peripheral area at least partially surrounding the display area, a pad portion in the peripheral area, and including pads, a first power voltage line between the display area and the pad portion in plan view, and including first power patterns spaced apart from each other, and a fan-out wire portion connected between the pad portion and the display area, and overlapping at least a portion of the first power patterns, wherein the fan-out wire portion includes a first fan-out wire, a second fan-out wire, and a third fan-out wire, the second fan-out wire being at a different layer from the first fan-out wire, and the third fan-out wire being at a different layer from the first fan-out wire and from the second fan-out wire.

公开(公告)号：US11715320B2

公开(公告)日：2023-08-01

申请号：US17892107

申请日：2022-08-21

Applicant: Samsung Display Co., Ltd.

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

IPC: G06V40/13 ,  G06F3/041 ,  G06V40/12

CPC classification number: G06V40/13 ,  G06F3/0416 ,  G06V40/1365

Abstract: A display device relating to a method of operating thereof, including: 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：US11626467B2

公开(公告)日：2023-04-11

申请号：US17152934

申请日：2021-01-20

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L27/32 ,  G09G3/3258

Abstract: A display panel includes a first display area having a first light transmittance and a second display area having a second light transmittance that is higher than the first light transmittance. The display panel further comprises a plurality of first pixels disposed in the first display area and a plurality of second pixels disposed in the second display area. A first power line is connected to the plurality of first pixels. The first power line is configured to provide a first power voltage. A second power line is connected to the plurality of second pixels. The second power line is configured to provide a second power voltage having a voltage level that is different from a voltage level of the first power voltage.

公开(公告)号：US11387293B2

公开(公告)日：2022-07-12

申请号：US16841938

申请日：2020-04-07

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L27/32 ,  G06F3/041 ,  G06F3/044 ,  G06F1/16

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：US20210273195A1

公开(公告)日：2021-09-02

申请号：US17256443

申请日：2018-10-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sunhwa Lee ,  Mukyung Jeon ,  Dohyun Kwon ,  Haseok Jeon

IPC: H01L51/52 ,  H01L27/32

Abstract: Display apparatuses according to various embodiments are provided. A display apparatus according to an embodiment includes a substrate, a thin film transistor on the substrate, an organic insulating layer on the thin film transistor, a pixel electrode arranged on the organic insulating layer, wherein a central region, a peripheral region surrounding the central region, and a connection region adjacent to the peripheral region are defined on the pixel electrode, and the pixel electrode includes a protrusion arranged in the peripheral region and protruding toward the substrate and a via plug arranged in the connection region and electrically connected to the thin film transistor, and a pixel definition layer exposing the central region of the pixel electrode.