公开(公告)号：US20250120270A1

公开(公告)日：2025-04-10

申请号：US18773325

申请日：2024-07-15

Applicant: Samsung Display Co., LTD.

Inventor： HEERIM SONG ,  SOIL YOON ,  CHEOL-GON LEE

IPC: H10K59/131 ,  H10K39/34

Abstract: A display device includes a base layer, a circuit layer, and an element layer. The circuit layer includes pixel driving circuits connected to light emitting elements, sensor driving circuits connected to light receiving elements, and read-out wirings connected to the sensor driving circuits. A first pixel driving circuit from among the pixel driving circuits is continuously arranged in a direction parallel to the read-out wirings, and the first pixel driving circuit is connected to a first light emitting element from among the light emitting elements. The circuit layer further includes a first pixel connection electrode connecting the first pixel driving circuit to the first light emitting element, and the first pixel connection electrode does not cross the read-out wirings in a plan view.

公开(公告)号：US20240281091A1

公开(公告)日：2024-08-22

申请号：US18534995

申请日：2023-12-11

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: G06F3/041 ,  G06F3/042 ,  G06V40/13 ,  G09G3/3233

CPC classification number: G06F3/04166 ,  G06F3/0412 ,  G06F3/042 ,  G06V40/1318 ,  G09G3/3233 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2310/08 ,  G09G2354/00

Abstract: A display device includes a plurality of pixels, each of which includes a light emitting element, a plurality of sensors, each of which includes a light sensing element and a sensor driving circuit, and a readout circuit that receives a sensing signal output from the plurality of sensors. The plurality of sensors includes first row light sensing anodes positioned in a first row, second row light sensing anodes positioned in a second row, and an anode connection line that electrically connects y light sensing anodes among the first row light sensing anodes and the second row light sensing anodes with each other, where y is a positive integer.

公开(公告)号：US20240137432A1

公开(公告)日：2024-04-25

申请号：US18363105

申请日：2023-07-31

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：US20240118758A1

公开(公告)日：2024-04-11

申请号：US18231143

申请日：2023-08-07

Applicant: Samsung Display Co., Ltd.

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

IPC: G06F3/041 ,  G06V40/13

CPC classification number: G06F3/0412 ,  G06F3/04164 ,  G06F3/04166 ,  G06V40/1306 ,  G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2310/08 ,  G09G2354/00

Abstract: A display device includes: a pixel including a light emitting element; a sensor including a sensing element and a sensor driving circuit; and a sensor driver to output a sensor scan signal to the sensor driving circuit. The sensor driver includes: a switching circuit connected between a first input terminal for receiving a first clock signal of a first operating frequency and a first clock node, and to output a first filtering clock signal of a second operating frequency to the first clock node in response to a first enable signal; and a driving circuit to output the sensor scan signal in response to the first filtering clock signal of the first clock node.

公开(公告)号：US20240111381A1

公开(公告)日：2024-04-04

申请号：US18361427

申请日：2023-07-28

Applicant: Samsung Display Co., Ltd.

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

IPC: G06F3/041 ,  G06V40/13 ,  G09G3/3266

CPC classification number: G06F3/04184 ,  G06V40/1318 ,  G09G3/3266 ,  G09G2300/0426 ,  G09G2300/0452 ,  G09G2310/0251 ,  G09G2310/08 ,  G09G2354/00

Abstract: A display device includes: a pixel including a pixel driving circuit and a light emitting element; a sensor including a sensor driving circuit and a sensing element; a first driver to output a first scan signal to the pixel driving circuit; and a second driver to output a second scan signal to the sensor driving circuit. The first driver is to operate at a first operating frequency, and the second driver is to operate at a second operating frequency or a third operating frequency.

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：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：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.

公开(公告)号：US20230410752A1

公开(公告)日：2023-12-21

申请号：US18243079

申请日：2023-09-06

Applicant: Samsung Display Co., Ltd.

Inventor： HEERIM SONG ,  GYUNGSOON PARK ,  Jinseok JEONG

IPC: G09G3/3266 ,  G09G3/00 ,  G09G3/3233

CPC classification number: G09G3/3266 ,  G09G3/035 ,  G09G3/3233 ,  G09G2330/021 ,  G09G2310/0286 ,  G09G2320/0209 ,  G09G2320/0233 ,  G09G2310/0281

Abstract: An electronic device includes a display panel including pixels respectively connected to scan lines, scan stages corresponding to the scan lines, where each of the scan stages receives a carry signal, and outputs a scan signal, masking circuits electrically connected to some of the scan stages, respectively, where each of the masking circuits outputs a masking carry signal in response to a masking signal and the scan signal, and transmission circuits electrically connected to others of the scan stages, respectively, where each of the transmission circuits outputs the scan signal output from a corresponding scan stage among the scan stages. A j-th (j is an integer greater than 1) scan stage among the scan stages receives one of the scan signal output from a (j−1)-th scan stage and the masking carry signal as the carry signal.

公开(公告)号：US20230368566A1

公开(公告)日：2023-11-16

申请号：US18114399

申请日：2023-02-27

Applicant: Samsung Display Co., Ltd.

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

IPC: G06V40/13 ,  G09G3/3233 ,  H10K59/65 ,  H10K59/35

CPC classification number: G06V40/1318 ,  G09G3/3233 ,  H10K59/65 ,  H10K59/353 ,  H10K59/352 ,  G09G2300/0842 ,  G09G2300/0819 ,  G09G2310/08 ,  G09G2360/14 ,  G09G2354/00

Abstract: A display device includes a base layer and a pixel layer that is disposed on the base layer and that includes a plurality of reference pixel units and a plurality of sensors. Each of the plurality of reference pixel units includes a first light emitting element, a second light emitting element, and a third light emitting element. Each of the plurality of sensors includes a light sensing element disposed between two second light emitting elements adjacent to each other in a first direction and disposed between the first and third light emitting elements in a second direction intersecting the first direction. The second light emitting element has a different shape from the first and third light emitting elements, and the light sensing element has a different shape from the first and third light emitting elements.