公开(公告)号：US20220310013A1

公开(公告)日：2022-09-29

申请号：US17671859

申请日：2022-02-15

Applicant: Samsung Display Co., LTD.

Inventor： Ji Su NA ,  Yang Wan KIM ,  Jung Hun YI ,  Min Woo BYUN

IPC: G09G3/3233 ,  G09G3/3266

Abstract: A display device includes pixels electrically connected to first scan lines, second scan lines, and emission lines, a first scan driver that applies first scan signals to the first scan lines, a second scan driver that applies second scan signals to the second scan lines, an emission control driver that applies emission signals to the emission lines, and a power supply that generates and outputs a first high voltage and a second high voltage. The second scan driver receives the first high voltage. The first scan driver and the emission control driver share the second high voltage.

公开(公告)号：US20220139964A1

公开(公告)日：2022-05-05

申请号：US17518230

申请日：2021-11-03

Applicant: Samsung Display Co., Ltd.

Inventor： Young Jin CHO ,  Ji Su NA ,  Yang Wan KIM

IPC: H01L27/12

Abstract: A display device includes: a substrate; a first scan line arranged along a first direction on the substrate; a shield electrode overlapping a part of the first scan line in a direction that is perpendicular to a plane of the substrate; a second connection electrode on the shield electrode; and a data line arranged along a second direction on the second connection electrode, and connected with the second connection electrode, wherein the shield electrode overlapping the first scan line and the second connection electrode in a direction that is perpendicular to a plane of the substrate.

公开(公告)号：US20220093043A1

公开(公告)日：2022-03-24

申请号：US17541314

申请日：2021-12-03

Applicant: Samsung Display Co., Ltd.

Inventor： Ki Wook KIM ,  Kwang Min KIM ,  Yang Wan KIM ,  Ji Su NA ,  Min Woo BYUN

IPC: G09G3/3233 ,  H01L27/32

Abstract: Provided are a display device. The display device comprises: a display unit defined by a display area and a non-display area located outside the display area, and including pixels arranged in the display area, first sensing wirings electrically connected to the pixels, and auxiliary voltage wirings electrically separated from the pixels; and a sensing unit electrically connected to the first sensing wirings, wherein the first sensing wirings and the auxiliary voltage wirings extend in a first direction and are sequentially arranged along a second direction perpendicular to the first direction at first intervals, the first sensing wirings are spaced apart from each other along the second direction at second intervals greater than the first intervals and are electrically separated from each other, and the auxiliary voltage wirings are electrically connected to each other.

公开(公告)号：US20190189059A1

公开(公告)日：2019-06-20

申请号：US16058800

申请日：2018-08-08

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Su NA ,  Hee Jin JEON

IPC: G09G3/3275 ,  G09G3/3266 ,  G09G3/3225

Abstract: A display device includes a plurality of pixel columns, a plurality of switching units, a number of which corresponds to a number of the pixel columns, and a plurality of data lines of which a number is one more than the number of the pixel columns, where each of the switching units includes a first switch which transfers a data voltage to a first data line to which some of a plurality of pixels included in a corresponding pixel column are connected, and a second switch which transfers a data voltage to a second data line to which the other of the pixels included in the corresponding pixel column are connected, and a second switch included in a first switching unit among the switching units is connected with a first switch included in a second switching unit adjacent to the first switching unit.

公开(公告)号：US20250118262A1

公开(公告)日：2025-04-10

申请号：US18982035

申请日：2024-12-16

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Su NA ,  Joong-Soo MOON ,  Chae Han HYUN ,  Yang Wan KIM

IPC: G09G3/325 ,  G09G3/3266 ,  G09G3/3291

Abstract: An organic light emitting diode (“OLED”) display includes a semiconductor layer on a substrate, first and second signal lines on the semiconductor layer, a shield layer on the first and second signal lines, a data line on the shield layer, and an OLED on the data line, where the transistor includes a driving transistor, a second transistor connected to the first signal line and the data line, and a third transistor including a gate electrode connected to the first signal line, a third electrode connected to a second electrode of the driving transistor, and a fourth electrode connected to a gate electrode of the driving transistor, the shield layer includes an overlapped portion overlapping at least a part of the connection portion and non-overlaps the second transistor, and the shield layer is separated from the first and second signal lines with a gap therebetween in a plan view.

公开(公告)号：US20240349555A1

公开(公告)日：2024-10-17

申请号：US18750096

申请日：2024-06-21

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Su NA ,  Won Kyu KWAK ,  Yang Wan KIM ,  Young Jin CHO

IPC: H10K59/131 ,  H10K59/35

CPC classification number: H10K59/131 ,  H10K59/353

Abstract: Provided is a display device which comprises a substrate, a plurality of pixels disposed on the substrate, a first initialization voltage line disposed on the substrate along a first direction, and a second initialization voltage line disposed on a different layer from the first initialization voltage line, wherein the second initialization voltage line may include a horizontal portion disposed along the first direction and a vertical portion disposed along a second direction crossing the first direction, and the vertical portion may be disposed between a plurality of pixels adjacent to each other in the first direction.

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：US20230282653A1

公开(公告)日：2023-09-07

申请号：US18091440

申请日：2022-12-30

Applicant: Samsung Display Co., LTD.

Inventor： Joong-Soo MOON ,  CHANG-YEOL LEE ,  Won Kyu KWAK ,  Ji Su NA ,  Bong Won LEE ,  Jin Tae JEONG

IPC: H01L27/12

CPC classification number: H01L27/1244 ,  H01L25/167

Abstract: A display device includes: a substrate including a display area and a non-display area; a light blocking layer disposed on the substrate; and a semiconductor layer disposed on the light blocking layer, wherein the light blocking layer includes a plurality of flat plate portions disposed in the display area, a first connector connected to the flat plate portions in a first direction, a second connector connected to the flat plate portions in a second direction perpendicular to the first direction, and an outer portion disposed in the non-display area, and the first connector and the outer portion are directly connected to each other, and a width of the outer portion is greater than a width of the first connector.

公开(公告)号：US20210376042A1

公开(公告)日：2021-12-02

申请号：US17172383

申请日：2021-02-10

Applicant: Samsung Display Co., Ltd.

Inventor： Young Jin CHO ,  Ji Su NA ,  Joong-Soo MOON

IPC: H01L27/32

Abstract: In a display device including a notch portion of a non-emission region, the display device includes: a plurality of pixels; a plurality of scan lines connected to the plurality of pixels; and a load adjusting portion connected to the scan lines on both sides of the notch portion and adjacent to an upper end portion of the notch portion, wherein the load adjusting portion includes: a load adjusting wiring connected to the scan lines on both sides of the notch portion; a first load adjusting electrode in a different layer from the load adjusting wiring and overlapping the load adjusting wiring; and a second load adjusting electrode in a different layer from the load adjusting wiring and the first load adjusting electrode and overlapping the load adjusting wiring.

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.