公开(公告)号：US20240341147A1

公开(公告)日：2024-10-10

申请号：US18750418

申请日：2024-06-21

Applicant: Samsung Display Co., LTD.

Inventor： Jun Yong AN ,  Yun Kyeong IN ,  Jun Won CHOI ,  Won Mi HWANG

IPC: H10K59/131 ,  H01L27/12 ,  H10K59/121 ,  H10K59/124 ,  H10K59/35

CPC classification number: H10K59/1315 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/124 ,  H10K59/131 ,  H01L27/124 ,  H01L27/1248 ,  H10K59/121 ,  H10K59/352 ,  H10K59/353

Abstract: A display device may includes: a substrate including a pixel area and a peripheral area; pixels provided in the pixel area of the substrate, each of the pixels including a light-emitting element provided with a pixel electrode; scan lines and data lines coupled to the pixels; a power line configured to supply driving power to the light-emitting elements, and extending in one direction; and an initialization power line configured to supply initialization power to the light-emitting elements. The power line and the initialization power line may be provided on different layers. The initialization power line may include: first conductive lines extending in a direction oblique to the scan lines and the data lines; and conductive lines intersecting the first conductive lines. The first and second conductive lines may be disposed in areas between the pixel electrodes of adjacent light-emitting elements.

公开(公告)号：US20200321428A1

公开(公告)日：2020-10-08

申请号：US16871505

申请日：2020-05-11

Applicant: Samsung Display Co., Ltd.

Inventor： Jun Yong AN ,  Yun Kyeong IN ,  Jun Won CHOI ,  Won Mi HWANG

IPC: H01L27/32

Abstract: A display device may including: a substrate including a pixel area and a peripheral area; pixels provided in the pixel area of the substrate, each of the pixels including a light-emitting element provided with a pixel electrode; scan lines and data lines coupled to the pixels; a power line configured to supply driving power to the light-emitting elements, and extending in one direction; and an initialization power line configured to supply initialization power to the light-emitting elements. The power line and the initialization power line may be provided on different layers. The initialization power line may include: first conductive lines extending in a direction oblique to the scan lines and the data lines; and conductive lines intersecting the first conductive lines. The first and second conductive lines may be disposed in areas between the pixel electrodes of adjacent light-emitting elements.

公开(公告)号：US20240194103A1

公开(公告)日：2024-06-13

申请号：US18462105

申请日：2023-09-06

Applicant: Samsung Display Co., LTD.

Inventor： Won Mi HWANG ,  Ji Su NA ,  Su Mi JANG

IPC: G09G3/00 ,  G09G3/32

CPC classification number: G09G3/006 ,  G09G3/32 ,  G09G2310/0275 ,  G09G2310/0297 ,  G09G2330/12

Abstract: A display device includes a substrate, a circuit layer, a light emitting element layer, and a display driving circuit. The circuit layer comprises demux circuit units side by side in a demux area of a non-display area of the substrate and electrically connected between data lines and the display driving circuit, test signal supply lines in the non-display area and transmitting test signals for testing the lighting state of light emitting elements of the light emitting element layer, and test pad connection lines respectively electrically connected to test signal pads in the sub-area and extending to the non-display area. The test signal supply lines are electrically connected to the test pad connection lines through test line connection contact holes, respectively. The test line connection contact holes are in a test connection area which is a part of the demux area adjacent to the sub-area.

公开(公告)号：US20230386397A1

公开(公告)日：2023-11-30

申请号：US18231719

申请日：2023-08-08

Applicant: Samsung Display Co., LTD.

Inventor： Kyong Hwan OH ,  Jin Tae JEONG ,  Ji Hyun KA ,  Won Kyu KWAK ,  Hyung Jun PARK ,  Chang Soo PYON ,  Ji Eun LEE ,  Hai Jung IN ,  Won Mi HWANG

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2330/028 ,  G09G2310/0278

Abstract: A display device includes a power supply to supply a first initialization power source to the pixels through a first initialization and to supply a second initialization power source to the pixels through a second power line.

公开(公告)号：US20180218684A1

公开(公告)日：2018-08-02

申请号：US15880026

申请日：2018-01-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Won CHOI ,  Jun Yong AN ,  Yun Kyeong IN ,  Won Mi HWANG

IPC: G09G3/3258 ,  H01L27/32 ,  H01L51/52

CPC classification number: G09G3/3258 ,  G09G3/3233 ,  G09G3/3291 ,  G09G2300/0861 ,  G09G2310/0251 ,  G09G2310/0262 ,  G09G2310/0297 ,  H01L27/3276 ,  H01L51/5203

Abstract: A display device includes: a plurality of pixels substantially in a matrix form including a plurality of pixel columns in a first direction and a plurality of pixel rows in a second direction intersecting the first direction; a plurality of data lines connected to the pixel columns, respectively; a plurality of scan lines extending in the second direction; and a power line which supplies a driving power voltage to the pixels. Each of the data lines includes a first sub-data line disposed at a side of a corresponding pixel column, and a second sub-data line disposed at an opposite side of the corresponding pixel column, and each of the pixels includes a first transistor and a display element connected to the first transistor, where the power line overlaps with at least a portion of the first transistor.

公开(公告)号：US20240122003A1

公开(公告)日：2024-04-11

申请号：US18215090

申请日：2023-06-27

Applicant: Samsung Display Co., LTD.

Inventor： Ji Su NA ,  Su Mi JANG ,  Won Mi HWANG

IPC: H10K59/131 ,  H10K59/88

CPC classification number: H10K59/131 ,  H10K59/88

Abstract: A display device includes: a circuit layer including: demux circuits in a demux area of a non-display area and electrically connected between data lines and a display driving circuit; a first higher-priority output connection line electrically connected to a higher-priority output terminal of a first demux circuit from among the demux circuits, and extending to the display area; a first lower-priority output connection line electrically connected to a lower-priority output terminal of the first demux circuit, and extending to the display area; and a first input connection line electrically connected to an input terminal of the first demux circuit. One of the first higher-priority output connection line, the first lower-priority output connection line, or the first input connection line is included in the same conductive layer as that of the data lines, and the others are included in a conductive layer different from that of the data lines.

公开(公告)号：US20210151547A1

公开(公告)日：2021-05-20

申请号：US17164759

申请日：2021-02-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Won CHOI ,  Jun Yong AN ,  Yun Kyeong IN ,  Won Mi HWANG

IPC: H01L27/32 ,  G09G3/3275

Abstract: A display device includes: pixel columns including pixels arranged along a first direction; pixel rows including pixels arranged along a second direction crossing the first direction; data lines connected to respective pixel columns, each of the data lines including a first sub-data line provided at one side of a corresponding pixel column and a second sub-data line provided at another side of the corresponding pixel column; scan lines extending along the second direction and connected to respective pixel rows; and a power line to supply driving power to the pixels, one of the pixels of the pixel columns is connected to the first sub-data line, and a pixel adjacent to the pixel connected to the first sub-data line is connected to the second sub-data line, and the first sub-data line and the second sub-data line in the same pixel column are on different layers from each other.

公开(公告)号：US20200176545A1

公开(公告)日：2020-06-04

申请号：US16780748

申请日：2020-02-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Won CHOI ,  Jun Yong AN ,  Yun Kyeong IN ,  Won Mi HWANG

IPC: H01L27/32 ,  G09G3/3275

Abstract: A display device includes: pixel columns including pixels arranged along a first direction; pixel rows including pixels arranged along a second direction crossing the first direction; data lines connected to respective pixel columns, each of the data lines including a first sub-data line provided at one side of a corresponding pixel column and a second sub-data line provided at another side of the corresponding pixel column; scan lines extending along the second direction and connected to respective pixel rows; and a power line to supply driving power to the pixels, one of the pixels of the pixel columns is connected to the first sub-data line, and a pixel adjacent to the pixel connected to the first sub-data line is connected to the second sub-data line, and the first sub-data line and the second sub-data line in the same pixel column are on different layers from each other.

公开(公告)号：US20240404439A1

公开(公告)日：2024-12-05

申请号：US18801709

申请日：2024-08-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Won Mi HWANG ,  Ji Su NA ,  Su Mi JANG

IPC: G09G3/00 ,  G09G3/32

Abstract: A display device includes a substrate, a circuit layer, a light emitting element layer, and a display driving circuit. The circuit layer comprises demux circuit units side by side in a demux area of a non-display area of the substrate and electrically connected between data lines and the display driving circuit, test signal supply lines in the non-display area and transmitting test signals for testing the lighting state of light emitting elements of the light emitting element layer, and test pad connection lines respectively electrically connected to test signal pads in the sub-area and extending to the non-display area. The test signal supply lines are electrically connected to the test pad connection lines through test line connection contact holes, respectively. The test line connection contact holes are in a test connection area which is a part of the demux area adjacent to the sub-area.

公开(公告)号：US20230136961A1

公开(公告)日：2023-05-04

申请号：US18088603

申请日：2022-12-25

Applicant: Samsung Display Co., Ltd.

Inventor： Jun Yong AN ,  Yun Kyeong IN ,  Jun Won CHOI ,  Won Mi HWANG

IPC: H10K59/131 ,  H10K59/121 ,  H10K59/124

Abstract: A display device may includes: a substrate including a pixel area and a peripheral area; pixels provided in the pixel area of the substrate, each of the pixels including a light-emitting element provided with a pixel electrode; scan lines and data lines coupled to the pixels; a power line configured to supply driving power to the light-emitting elements, and extending in one direction; and an initialization power line configured to supply initialization power to the light-emitting elements. The power line and the initialization power line may be provided on different layers. The initialization power line may include: first conductive lines extending in a direction oblique to the scan lines and the data lines; and conductive lines intersecting the first conductive lines. The first and second conductive lines may be disposed in areas between the pixel electrodes of adjacent light-emitting elements.