公开(公告)号：US20240249685A1

公开(公告)日：2024-07-25

申请号：US18628642

申请日：2024-04-05

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：US20230422574A1

公开(公告)日：2023-12-28

申请号：US18191797

申请日：2023-03-28

Applicant: Samsung Display Co., Ltd.

Inventor： JAEHYUNG CHO ,  DONG-HOON LEE ,  MUKYUNG JEON

IPC: H10K59/40 ,  G06F3/044 ,  H10K59/80 ,  H10K59/131

CPC classification number: H10K59/40 ,  G06F3/0446 ,  H10K59/873 ,  H10K59/131 ,  G06F2203/04112

Abstract: A display device including a display panel and an input sensor including detection electrodes overlapping an active area, and first trace lines connected to the detection electrodes, having a portion overlapping the active area, and including mesh lines overlapping the active area, having a portion extending in a first direction, and including a first row mesh line having a portion extending in the first direction, and a second row mesh line having a portion extending in the first direction, and spaced apart from the first row mesh line in a second direction, and a second portion electrically connected to the mesh lines, overlapping the peripheral area, extending in the second direction, and including a first column wiring connected to the first row mesh line and extending in the second direction, and a second column wiring connected to the second row mesh line and extending in the second direction.

公开(公告)号：US20230098891A1

公开(公告)日：2023-03-30

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

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：US20230085612A1

公开(公告)日：2023-03-16

申请号：US17881010

申请日：2022-08-04

Applicant: Samsung Display Co., Ltd.

Inventor： JUNHYUN PARK ,  JANGMI KANG ,  HYEONGSEOK KIM ,  MINJAE JEONG ,  MUKYUNG JEON

IPC: G09G3/00 ,  G09G3/32

Abstract: A display panel includes: a plurality of pixels, each of which includes a light emitting element and a pixel circuit for driving the light emitting element; a plurality of scan lines connected to the pixel circuit; and a data line connected to the pixel circuit. The pixel circuit includes: a transfer capacitor connected to a first node and a second node; a first circuit part including the first node; a second circuit including the second node and connected with the light emitting element; and a test unit connected to the first circuit part and the second circuit part.

公开(公告)号：US20220343844A1

公开(公告)日：2022-10-27

申请号：US17583005

申请日：2022-01-24

Applicant: Samsung Display Co., Ltd.

Inventor： HEERIM SONG ,  MUKYUNG JEON ,  HEEJEAN PARK ,  YUJIN LEE ,  CHEOL-GON LEE

IPC: G09G3/3233

Abstract: A pixel includes a light emitting element, a driving switching element, an initialization voltage terminal, a data initialization switching element set, and an adjustment switching element. The driving switching element may provide a driving current to the light emitting element. The adjustment switching element is electrically connected to the data initialization switching element in series. At least one of the data initialization switching element set and the adjustment switching element may control an electrical connection between the control electrode of the driving switching element and the initialization voltage terminal. A control electrode of the adjustment switching element is electrically connected to an input electrode of the adjustment switching element.

公开(公告)号：US20250024721A1

公开(公告)日：2025-01-16

申请号：US18677879

申请日：2024-05-30

Applicant: Samsung Display Co., Ltd.

Inventor： HEERIM SONG ,  SOIL YOON ,  KYUNGHOE LEE ,  CHEOL-GON LEE ,  MUKYUNG JEON

IPC: H10K59/131 ,  G06V40/13 ,  G09G3/3233 ,  H10K39/34

Abstract: Disclosed is a display device which includes a first-first line that extends in a first direction, a first-second line that extends in a second direction crossing the first direction and that is connected to the first-first line, a data line that extends in the first direction and that is connected to the first-second line, a pixel connected to the data line, a receiving line that extends in the first direction, a sensor connected to the receiving line, and a shielding electrode that overlaps the first-second line and the receiving line.

公开(公告)号：US20240365614A1

公开(公告)日：2024-10-31

申请号：US18632134

申请日：2024-04-10

Applicant: Samsung Display Co., Ltd.

Inventor： KYUNGHOE LEE ,  SOIL YOON ,  CHEOL-GON LEE ,  MUKYUNG JEON

IPC: H10K59/131 ,  H10K39/34 ,  H10K59/40

CPC classification number: H10K59/131 ,  H10K59/40 ,  H10K39/34

Abstract: A display panel includes a base layer, data lines extending in a first direction, arranged in a second direction crossing the first direction, pixels which are connected to the corresponding data lines and each of which includes an emission layer, lead-out lines extending in the first direction and between the data lines adjacent to each other, sensors which are connected to the corresponding lead-out lines, each of which includes a photoelectric conversion layer, and between the pixels adjacent to each other, and a sensor connection lines at one side and the other side of the base layer. Each of the sensor connection lines includes a first sensor pattern extending in the first direction and a second sensor pattern extending in the second direction to cross each of the data lines and the lead-out lines.

公开(公告)号：US20240236219A9

公开(公告)日：2024-07-11

申请号：US18363105

申请日：2023-08-01

Applicant: Samsung Display Co., Ltd.

Inventor： KYUNGHOE LEE ,  HEERIM SONG ,  CHEOL-GON LEE ,  MUKYUNG JEON

IPC: H04M1/02 ,  G09G3/3258

CPC classification number: H04M1/0266 ,  G09G3/3258

Abstract: A display device includes a display panel, and a circuit film disposed under the display panel. The display panel includes a base layer, pixels disposed on the base layer, sensors disposed on the base layer, first connection lines disposed on the base layer and electrically connected to the pixels, second connection lines disposed on the base layer and electrically connected to the sensors, first pads electrically connected to the first connection lines, and second pads electrically connected to the second connection lines. The circuit film is electrically connected to the first pads and the second pads through an opening of the base layer, and each of the plurality of second connection lines has a straight shape extending along a first direction.

公开(公告)号：US20240233624A1

公开(公告)日：2024-07-11

申请号：US18491568

申请日：2023-10-20

Applicant: Samsung Display Co., Ltd.

Inventor： JUNHYUN PARK ,  HYEONGSEOK KIM ,  HEEJEAN PARK ,  SUNHWA LEE ,  MUKYUNG JEON

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0842 ,  G09G2310/0267 ,  G09G2330/06

Abstract: A display device includes: an active layer on a substrate; a first switching transistor including a part of the active layer; a second switching transistor including a part of the active layer and in a same plane as at least a part of the first switching transistor in a first direction in a plan view; a first capacitor on the active layer and connected to the second switching transistor; a second capacitor on the active layer and connected to the first switching transistor; a first gate line extending in the first direction and connected to a gate electrode of each of the first and second switching transistors; and a light emitting element on the first gate line.

公开(公告)号：US20240126389A1

公开(公告)日：2024-04-18

申请号：US18450576

申请日：2023-08-16

Applicant: Samsung Display Co., Ltd.

Inventor： HEERIM SONG ,  CHEOL-GON LEE ,  MUKYUNG JEON

IPC: G06F3/041 ,  G06V40/13

CPC classification number: G06F3/0412 ,  G06V40/1306

Abstract: Disclosed is a display device including a plurality of touch sensing groups. Each of the plurality of touch sensing groups includes a plurality of write scan circuits, a plurality of pixels connected to the plurality of write scan circuits, a plurality of sensors connected to the plurality of write scan circuits, a plurality of first switching elements switching connections between the plurality of sensors and the plurality of write scan circuits, a touch sensing circuit connected to touch sensors connected one of the plurality of write scan circuits, and a second switching element switching a connection between the touch sensing circuit and the touch sensors.