公开(公告)号：US20250138684A1

公开(公告)日：2025-05-01

申请号：US18950314

申请日：2024-11-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： MIYOUNG KIM ,  SOYEON PARK ,  YONG-HWAN PARK ,  SANGHYUN JUN

IPC: G06F3/044 ,  G06F3/041 ,  H10K59/40 ,  H10K102/00

Abstract: Provided is a display device including a display panel including a display region and a non-display region, and an input sensing device disposed on the display panel. The input sensing device includes a first sensing insulation layer directly disposed on the display panel, a first sensing conductive layer disposed on the first sensing insulation layer, a second sensing insulation layer disposed on the first sensing insulation layer and covering the first sensing conductive layer, and a second sensing conductive layer disposed on the second sensing insulation layer. The second sensing insulation layer includes an organic film, and a first thickness of the first sensing conductive layer is greater than a second thickness of the second sensing conductive layer.

公开(公告)号：US20250138687A1

公开(公告)日：2025-05-01

申请号：US18821840

申请日：2024-08-30

Applicant: Samsung Display Co., Ltd.

Inventor： KYOWON KU ,  GWANG-BUM KO ,  MIYOUNG KIM

IPC: G06F3/044 ,  G06F3/041

Abstract: A method of driving a sensor layer of an electronic device includes, at a first time, driving a first connection line with a first signal, the first connection line connected to a first end of each of first electrodes, driving a second connection line with the first signal, the second connection line connected to a second end of each of first group electrodes of the first electrodes, and driving a third connection line with a second signal different from the first signal, the third connection line connected to a second end of each of second group electrodes of the first electrodes, and generating a magnetic field with the first connection line, the first group electrodes, and the second group electrodes to charge a RLC resonance circuit of a pen at a first time.

公开(公告)号：US20230409146A1

公开(公告)日：2023-12-21

申请号：US18104725

申请日：2023-02-01

Applicant: Samsung Display Co., Ltd.

Inventor： CHANGBUM KIM ,  JINA KANG ,  MIYOUNG KIM ,  KANGWON LEE ,  BYEONGKYU JEON

IPC: G06F3/041 ,  G06F3/0354 ,  G06F3/038

CPC classification number: G06F3/04186 ,  G06F3/04162 ,  G06F3/03545 ,  G06F3/0383 ,  G06F2203/04106

Abstract: An electronic device includes: a display layer; a sensor layer to operate in a first mode for detecting a first input by a touch, and a second mode different from the first mode and including a plurality of frames; and a sensor controller to control the sensor layer. Each of the plurality of frames includes a downlink signal including information used to detect a second input by an input device, and a sensing signal including information used to detect the first input. When the first input is detected in the second mode, the sensor controller is to: output first coordinates of the first input based on the sensing signal of at least one frame in which the first input is detected; and correct second coordinates of the second input based on the first coordinates during a period of at least two frames including the at least one frame.

公开(公告)号：US20250036245A1

公开(公告)日：2025-01-30

申请号：US18767405

申请日：2024-07-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： MIYOUNG KIM ,  KYOWON KU ,  GWANG-BUM KO

IPC: G06F3/044 ,  G06F1/16 ,  G06F3/0354 ,  G06F3/041

Abstract: An interface device includes an electronic device and an input device. The electronic device includes a display layer that includes a display area that includes a foldable area and non-foldable areas, a sensor layer that includes a plurality of detection electrodes, and a sensor driving unit that drives the sensor layer. The plurality of detection electrodes include a first pen sensing electrode and a second pen sensing electrode, and the sensor driving unit transmits to the first pen sensing electrode one of a first sensing signal that has a first driving frequency or a second sensing signal that has a second driving frequency that differs from the first driving frequency according to a position of the input device with respect to the display area.

公开(公告)号：US20210366998A1

公开(公告)日：2021-11-25

申请号：US17137326

申请日：2020-12-29

Applicant: Samsung Display Co., Ltd.

Inventor： KWANGHYEOK KIM ,  MIYOUNG KIM ,  SOYEON PARK ,  YONG-HWAN PARK

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

Abstract: A display device including a display panel including a light emitting element configured to generate light, and an input detection layer disposed on the display panel and including a plurality of sensing electrodes disposed on the display panel and arranged in one direction, and a plurality of trace lines electrically connected to the plurality of sensing electrodes, respectively, in which at least one of the trace lines includes a single layer part including one conductive layer, and a multilayer part including at least two conductive layers disposed on different layers.

公开(公告)号：US20240211088A1

公开(公告)日：2024-06-27

申请号：US18462786

申请日：2023-09-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： MIYOUNG KIM ,  JINA KANG ,  KYOWON KU ,  SANGHYUN LIM

IPC: G06F3/046 ,  G06F3/044 ,  H10K59/40

CPC classification number: G06F3/046 ,  G06F3/0445 ,  G06F3/0446 ,  H10K59/40 ,  G06F3/0412 ,  G06F2203/04106

Abstract: Disclosed is a display device which includes a display panel and an input sensor unit. The input sensor unit includes a base layer, a plurality of sensing electrodes, a plurality of lines, and a peripheral pen sensing electrode. The plurality of sensing electrodes include a first sensing electrode, a second sensing electrode, a pen sensing electrode 1-1, a pen sensing electrode 1-2, and a second pen sensing electrode. A first width of the peripheral pen sensing electrode in a first direction is greater than a second width of each of the plurality of lines in the first direction.

公开(公告)号：US20220158129A1

公开(公告)日：2022-05-19

申请号：US17508102

申请日：2021-10-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： MIYOUNG KIM ,  YONG-HWAN PARK ,  KWANGHYEOK KIM ,  SOYEON PARK ,  SANGHYUN JUN

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

Abstract: A display device includes a substrate, a pixel disposed on the substrate, a thin-film encapsulation layer disposed on the pixel, a cover layer disposed on the thin-film encapsulation layer and in which an opening is defined, and a sensing part disposed on the cover layer. A recess part may be defined on an upper surface of the thin-film encapsulation layer overlapping the opening.

公开(公告)号：US20220093693A1

公开(公告)日：2022-03-24

申请号：US17363740

申请日：2021-06-30

Applicant: Samsung Display Co., Ltd.

Inventor： KWANGHYEOK KIM ,  YONG-HWAN PARK ,  SANGHYUN JUN ,  MIYOUNG KIM ,  SOYEON PARK ,  SUGWOO JUNG

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

Abstract: An electronic device includes a display unit having a plurality of pixels. Each of the pixels includes a transistor and a light-emitting element. A plurality of signal lines is connected to the pixels. An encapsulation layer covers the pixels. The display unit includes a display region and a non-display region adjacent to the display region in a plan view. A sensing unit includes a plurality of sensing patterns overlapping the display region. A plurality of sensing pads overlaps the non-display region. A plurality of sensing lines electrically connects the sensing patterns and the sensing pads. A bridge line is connected to a first sensing line and a corresponding first sensing pad. The bridge line is bent to extend in a direction that is different from an extending direction of the first sensing line to connect the bridge line to the first sensing pad.

公开(公告)号：US20210373708A1

公开(公告)日：2021-12-02

申请号：US17139615

申请日：2020-12-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： MIYOUNG KIM ,  YONG-HWAN PARK ,  KWANGHYEOK KIM ,  SOYEON PARK ,  SANGHYUN JUN

IPC: G06F3/044 ,  G06F3/041

Abstract: An electronic device includes a base layer, a first sensing pattern disposed on the base layer and including a plurality of first mesh lines, a second sensing pattern disposed on the base layer and spaced apart from the first sensing pattern, a first sensing line electrically connected to the first sensing pattern, and a second sensing line electrically connected to the second sensing pattern. Each of the first mesh lines includes at least one of a first end and a second end having a shape different from a shape of the first end, the first end faces the second sensing pattern, and the second end is spaced apart from the second sensing pattern.