公开(公告)号：US20200295116A1

公开(公告)日：2020-09-17

申请号：US16886548

申请日：2020-05-28

Applicant: Samsung Display Co., Ltd.

Inventor： Jun Won Choi ,  Chae Han Hyun

IPC: H01L27/32 ,  G09G3/3258

Abstract: A display device includes a scan line extending in a first direction. A plurality of data lines cross the scan line. A driving voltage line crosses the scan line. An active pattern includes a plurality of channel regions and a plurality of conductive regions. A control line is connected to the plurality of data lines and the driving voltage line. The active pattern includes a shielding part overlapping at least one data line of the plurality of data lines. The control line includes a plurality of main line parts each extending in the first direction, and a detour part connecting two adjacent main line parts of the plurality of main line parts to each other. The detour part extends along a periphery of the active pattern and crosses the at least one data line of the plurality of data lines.

公开(公告)号：US10658448B2

公开(公告)日：2020-05-19

申请号：US16421885

申请日：2019-05-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Won Choi ,  Dong Soo Kim ,  Hyun-Chol Bang ,  Chang Soo Pyon ,  Ji-Eun Lee

IPC: H01L27/32 ,  H01L29/786

Abstract: A display device includes signal lines and pixels connected thereto. A first pixel includes a first transistor including a first gate electrode, a first channel region overlapping the first gate electrode, a first source region, and a second drain region facing the first source region, with the first channel region interposed between the first source region and the second drain region. A third transistor includes a third gate electrode, a third channel region overlapping the third gate electrode, a third drain region connected to the first gate electrode, and a third source region facing the third drain region with the third channel region interposed between the third source region and the third drain region. A shielding part overlaps a boundary between the third source region and the third channel region and does not overlap a boundary between the third drain region and the third channel region.

公开(公告)号：US12142225B2

公开(公告)日：2024-11-12

申请号：US18108800

申请日：2023-02-13

Applicant: Samsung Display Co., LTD.

Inventor： Jun Won Choi ,  Jae Won Kim

IPC: G09G3/32 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3291

Abstract: A display device comprising a scan write line to which a scan write signal is applied, a data line to which a data voltage is applied, and a pixel electrically connected to the scan write line and the data line. The pixel comprises a light emitting element, a driving transistor that provides a driving current to the light emitting element according to a voltage of a gate electrode, a first transistor that supplies a data voltage of the data line to a first electrode of the driving transistor according to the scan write signal of the scan write line, a first connection electrode electrically connected to a gate electrode of the driving transistor, a first gate connection electrode electrically connected to a gate electrode of the first transistor, and a second connection electrode that electrically connects the scan write line to the first gate connection electrode.

公开(公告)号：US11839111B2

公开(公告)日：2023-12-05

申请号：US17178414

申请日：2021-02-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Won Choi ,  Jae Won Kim ,  Jun Young Min

IPC: H10K59/121 ,  H10K50/844 ,  H10K59/131 ,  H10K71/00

CPC classification number: H10K59/1213 ,  H10K50/844 ,  H10K59/131 ,  H10K71/00

Abstract: A display device includes a display panel having a front portion and at least one side portion that is bent from at least one side of the front portion. The front portion includes first pixels. The side portion includes second pixels and crack prevention portions that are disposed adjacent to the second pixels. A number of the first pixels per unit area disposed in the front portion is greater than a number of the second pixels per unit area disposed in the at least one side portion.

公开(公告)号：US11569339B2

公开(公告)日：2023-01-31

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 ,  H01L27/12

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：US11557267B2

公开(公告)日：2023-01-17

申请号：US17353235

申请日：2021-06-21

Applicant: Samsung Display Co., LTD.

Inventor： Jun Won Choi ,  Jae Won Kim ,  Jun Young Min

IPC: G09G5/10 ,  G09G3/3258 ,  G09G3/3266

Abstract: A display device includes a first display area including a plurality of first pixel areas, a second display area including a plurality of second pixel areas and a plurality of transmission areas, a plurality of pixels arranged in a matrix form in the first and second display areas, and a first signal line and a second signal line disposed to correspond to each pixel column in the plurality of pixels. In each pixel column, one of the first and second signal lines may extend over the first and second display areas, and a remaining one of the first and second signal lines may not be disposed in the second display area.

公开(公告)号：US11476284B2

公开(公告)日：2022-10-18

申请号：US17237646

申请日：2021-04-22

Applicant: Samsung Display Co., Ltd.

Inventor： Jun Won Choi ,  Chang Soo Pyon

IPC: H01L27/12 ,  H01L27/32

Abstract: A display device includes a driving gate electrode, a scan line separate from the driving gate electrode, a data line, a driving voltage line, and a semiconductor area including a first channel region overlapping the driving gate electrode and a shielding area overlapping the first data line. The display device also has a control line which includes a main line portion and a detour portion. The main line portion and the detour portion extend in different directions, and the semiconductor area includes a second channel region overlapping the first portion of the detour portion.

公开(公告)号：US20220216291A1

公开(公告)日：2022-07-07

申请号：US17656076

申请日：2022-03-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Won Choi ,  Chae Han Hyun

IPC: H01L27/32 ,  G09G3/3258

Abstract: A display device includes a scan line extending in a first direction. A plurality of data lines cross the scan line. A driving voltage line crosses the scan line. An active pattern includes a plurality of channel regions and a plurality of conductive regions. A control line is connected to the plurality of data lines and the driving voltage line. The active pattern includes a shielding part overlapping at least one data line of the plurality of data lines. The control line includes a plurality of main line parts each extending in the first direction, and a detour part connecting two adjacent main line parts of the plurality of main line parts to each other. The detour part extends along a periphery of the active pattern and crosses the at least one data line of the plurality of data lines.

公开(公告)号：US11222942B2

公开(公告)日：2022-01-11

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 ,  H01L27/12 ,  G09G3/3233

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：US11158263B2

公开(公告)日：2021-10-26

申请号：US16798888

申请日：2020-02-24

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 ,  G09G3/3291 ,  G09G3/3233

Abstract: A display device includes: a plurality of pixels; a plurality of data lines configured to supply data signals to the pixels, a plurality of scan lines configured to supply scan signals to the pixels, and a power line configured to supply a driving power voltage to the pixels. Each of the pixels includes: a display element, a first transistor connected to a first node and configured to control an amount of current supplied to the display element, the first transistor including a gate electrode; a second transistor connected between one of the data lines and the first node, the second transistor including a gate electrode connected to one of the scan lines; and a third transistor connected to the gate electrode of the first transistor, the third transistor including a gate electrode connected to one of the scan lines. The power line overlaps with at least a portion of the first transistor in a plan view, and is disposed on a different layer from the data lines.