公开(公告)号：US20160284771A1

公开(公告)日：2016-09-29

申请号：US14869784

申请日：2015-09-29

Applicant: Samsung Display Co., Ltd.

Inventor： Won Mi Hwang

IPC: H01L27/32

CPC classification number: H01L27/3223 ,  G09G3/006 ,  G09G3/3233 ,  G09G2300/043 ,  G09G2300/0861 ,  G09G2330/12 ,  H01L27/3258 ,  H01L27/3262 ,  H01L51/0031

Abstract: A display device is disclosed. In one aspect, a plurality of pixels are formed in a display area, and the pixels include a first pixel including a thin film transistor (TFT). The display device includes a test unit formed in a peripheral area surrounding the display area, and the test unit includes a test transistor configured to measure a characteristic of the TFT included in the first pixel. The display device also includes a first insulating layer formed over the test transistor and the display area, and a plurality of dummy contact holes are formed in the first insulating layer and the test unit.

Abstract translation: 公开了一种显示装置。 在一个方面，在显示区域中形成多个像素，并且像素包括包括薄膜晶体管（TFT）的第一像素。 显示装置包括形成在围绕显示区域的外围区域中的测试单元，并且测试单元包括被配置为测量包括在第一像素中的TFT的特性的测试晶体管。 显示装置还包括形成在测试晶体管和显示区域上的第一绝缘层，并且在第一绝缘层和测试单元中形成多个虚拟接触孔。

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：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.

公开(公告)号：US20150207094A1

公开(公告)日：2015-07-23

申请号：US14282626

申请日：2014-05-20

Applicant: Samsung Display Co., Ltd.

Inventor： Won Mi Hwang

IPC: H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5203 ,  H01L27/3246 ,  H01L27/3276 ,  H01L51/525

Abstract: A display panel and a display device, such as an organic light emitting panel that includes a spacer. The display panel and the display device include a semiconductor element including a first electrode; a passivation layer arranged on the semiconductor element and including a via hole exposing the first electrode; a second electrode arranged on the passivation layer and connected to the first electrode through the via hole; and a spacer arranged on the second electrode and adjacent to the via hole, wherein the spacer exposes at least a portion of a region where the via hole is formed.

Abstract translation: 显示面板和显示装置，例如包括间隔物的有机发光面板。 显示面板和显示装置包括：包括第一电极的半导体元件; 钝化层，其布置在所述半导体元件上并且包括暴露所述第一电极的通孔; 布置在所述钝化层上并通过所述通孔连接到所述第一电极的第二电极; 以及布置在所述第二电极上并且邻近所述通孔的间隔件，其中所述间隔件暴露形成所述通孔的区域的至少一部分。

公开(公告)号：US12062308B2

公开(公告)日：2024-08-13

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: G09G5/00 ,  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：US20210201764A1

公开(公告)日：2021-07-01

申请号：US17078088

申请日：2020-10-22

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

Abstract: A display device may include: pixels coupled to first scan lines, second scan lines, emission control lines, and data lines; a first scan driver to supply a first scan signal to the first scan lines in a first period and a second period; a second scan driver to supply a second scan signal to the second scan lines in the first period without supplying the second scan signal to the second scan lines in the second period; an emission driver to supply an emission control signal to the emission control lines in the first period and the second period; a data driver configured to supply data signals to the data lines in the first period without supplying the second scan signal to the second scan lines in the second period; and 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：US10910463B2

公开(公告)日：2021-02-02

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 ,  H01L27/12

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：US10573243B2

公开(公告)日：2020-02-25

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

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：US10553663B2

公开(公告)日：2020-02-04

申请号：US15832586

申请日：2017-12-05

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

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.