公开(公告)号：US11854486B2

公开(公告)日：2023-12-26

申请号：US17994732

申请日：2022-11-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ju-Hee Hyeon ,  Hyun-Chol Bang

IPC: G09G3/3258 ,  G09G3/3233 ,  G06F3/038 ,  G09G3/32

CPC classification number: G09G3/3258 ,  G06F3/038 ,  G09G3/32 ,  G09G3/3233 ,  G09G2300/0426 ,  G09G2300/0465 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2320/0219

Abstract: An organic light emitting diode display with improved aperture ratio includes: a substrate; first and second pixels disposed in a first row of the substrate and third and fourth pixels disposed in a second row adjacent to the first row and respectively disposed in the same columns as the first and second pixels; a scan line and a previous scan line applying a scan signal and a previous scan signal, respectively, to the pixel units; a data line and a driving voltage line applying a data signal and a driving voltage, respectively, to the pixel units; and a common initialization voltage line disposed between the first and second pixels and between the third and fourth pixels, commonly connected to the pixel units, and applying an initialization voltage. One common initialization contact hole connected to all pixels units and one initialization voltage line connected to the common initialization contact hole are surrounded by the pixel units.

公开(公告)号：US11778859B2

公开(公告)日：2023-10-03

申请号：US16684944

申请日：2019-11-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Woo Park ,  Won Kyu Kwak ,  Dong Wook Kim ,  Hyun-Chol Bang

IPC: G09G3/32 ,  H10K59/121 ,  G09G3/20 ,  G09G3/3225 ,  H10K59/38 ,  H10K59/126 ,  H10K59/131

CPC classification number: H10K59/1213 ,  G09G3/2003 ,  G09G3/3225 ,  H10K59/126 ,  H10K59/38 ,  G09G2360/145 ,  H10K59/131

Abstract: A display device including a display panel including a plurality of transistors and displaying an image on a front surface thereof; and a sensing module on a rear surface of the display panel, wherein the display panel includes a first region that overlaps the sensing module and a second region that does not overlap the sensing module, a W/L ratio of one of the transistors in the first region is greater than a W/L ratio of another of the transistors in the second region, the W/L ratio being obtained by dividing a width of a channel of the transistor by a length of the channel.

公开(公告)号：US11744124B2

公开(公告)日：2023-08-29

申请号：US17818061

申请日：2022-08-08

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H10K59/126 ,  H10K59/131 ,  H10K59/35 ,  H10K59/121 ,  H01L29/786 ,  H10K50/86 ,  H10K59/00

CPC classification number: H10K59/126 ,  H01L29/78633 ,  H10K50/865 ,  H10K59/00 ,  H10K59/1213 ,  H10K59/131 ,  H10K59/352

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：US20220359641A1

公开(公告)日：2022-11-10

申请号：US17813592

申请日：2022-07-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Wook Kim ,  Won Kyu Kwak ,  Jin Woo Park ,  Hyun-Chol Bang ,  Sun-Ja Kwon ,  Jeong Woo Park

IPC: H01L27/32

Abstract: An exemplary embodiment of the present invention provides a display device including a first display area having a plurality of first pixel regions and a second display area having both a plurality of second pixel regions and a plurality of light transmissive regions. The second display area includes a plurality of scan lines. The second pixel region includes a plurality of pixel electrodes and a voltage line disposed on a same layer as the pixel electrodes. The voltage line overlaps the scan line to be parallel therewith in the light transmissive region.

公开(公告)号：US11411061B2

公开(公告)日：2022-08-09

申请号：US16876976

申请日：2020-05-18

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：US11309379B2

公开(公告)日：2022-04-19

申请号：US16795188

申请日：2020-02-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Bongwon Lee ,  Yanghee Kim ,  Hyun-Chol Bang ,  Sujin Lee

IPC: H01L27/32 ,  H01L51/52

Abstract: An organic light emitting diode display includes a lower substrate, a sub-pixel structure, an upper substrate, a sealant, and a first power supply wire. The lower substrate has a display area, a peripheral area, and a pad area. The sub-pixel structure is disposed in the display area on the lower substrate. The upper substrate is disposed on the sub-pixel structure. The sealant is disposed in the peripheral area between the lower substrate and the upper substrate. The first power supply wire is disposed between the lower substrate and the sealant, and overlaps the lower substrate and the sealant. The first power supply wire includes a first protrusion protruding in a first direction that is a direction from the pad area to the display area in the first peripheral area.

公开(公告)号：US11276354B2

公开(公告)日：2022-03-15

申请号：US16707856

申请日：2019-12-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung Woo Sung ,  Hyun-Chol Bang

IPC: G09G3/3291 ,  G09G3/00

Abstract: A display device is disclosed. In one aspect, the display device includes a data driver configured to generate an output signal corresponding to input image data, a signal divider configured to divide the output signal into a plurality of data signals, and provide the data signals to a plurality of pixels and a display unit including a matrix of pixels configured to receive the data signals. The signal divider includes a first via hole formed over a first source/drain wire configured to receive a driving voltage of each pixel, a second via hole formed over a second source/drain wire of the pixel and a pixel wire electrically connecting the first and second source/drain wires to each other respectively through the first via hole and the second via hole.

公开(公告)号：US11043167B2

公开(公告)日：2021-06-22

申请号：US16847733

申请日：2020-04-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ju-Hee Hyeon ,  Hyun-Chol Bang

IPC: G09G3/32 ,  G09G3/3258 ,  G09G3/3233 ,  G06F3/038

Abstract: An organic light emitting diode display with improved aperture ratio includes: a substrate; first and second pixels disposed in a first row of the substrate and third and fourth pixels disposed in a second row adjacent to the first row and respectively disposed in the same columns as the first and second pixels; a scan line and a previous scan line applying a scan signal and a previous scan signal, respectively, to the pixel units; a data line and a driving voltage line applying a data signal and a driving voltage, respectively, to the pixel units; and a common initialization voltage line disposed between the first and second pixels and between the third and fourth pixels, commonly connected to the pixel units, and applying an initialization voltage. One common initialization contact hole connected to all pixels units and one initialization voltage line connected to the common initialization contact hole are surrounded by the pixel units.

公开(公告)号：US20160307494A1

公开(公告)日：2016-10-20

申请号：US14857523

申请日：2015-09-17

Applicant: Samsung Display Co., Ltd.

Inventor： Seung Woo Sung ,  Hyun-Chol Bang

IPC: G09G3/20

CPC classification number: G09G3/3291 ,  G09G3/006 ,  G09G2300/0426 ,  G09G2310/0297 ,  G09G2330/12

Abstract: A display device is disclosed. In one aspect, the display device includes a data driver configured to generate an output signal corresponding to input image data, a signal divider configured to divide the output signal into a plurality of data signals, and provide the data signals to a plurality of pixels and a display unit including a matrix of pixels configured to receive the data signals. The signal divider includes a first via hole formed over a first source/drain wire configured to receive a driving voltage of each pixel, a second via hole formed over a second source/drain wire of the pixel and a pixel wire electrically connecting the first and second source/drain wires to each other respectively through the first via hole and the second via hole.

Abstract translation: 公开了一种显示装置。 一方面，显示装置包括：数据驱动器，被配置为产生对应于输入图像数据的输出信号;信号分配器，被配置为将输出信号划分为多个数据信号，并将数据信号提供给多个像素;以及 包括被配置为接收数据信号的像素矩阵的显示单元。 信号分配器包括形成在第一源极/漏极布线上的第一通孔，其构造成接收每个像素的驱动电压，形成在像素的第二源极/漏极导线上的第二通孔以及将第一和/ 第二源极/漏极线分别通过第一通孔和第二通孔彼此连接。

公开(公告)号：US20150170563A1

公开(公告)日：2015-06-18

申请号：US14295214

申请日：2014-06-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun-Chol Bang

IPC: G09G3/32 ,  H01L27/32

CPC classification number: H01L27/32 ,  H01L27/3262 ,  H01L27/3276

Abstract: An organic light emitting diode display includes a substrate, a scan line and a previous scan line formed on the substrate, a data line and a driving voltage line crossing the scan line and the previous scan line, a switching transistor coupled to the scan line and the data line, a driving transistor coupled to the switching transistor, a compensation transistor coupled to one end of the driving transistor and configured to compensate a threshold voltage of the driving transistor, a connecting member configured to couple a compensation semiconductor layer of the compensation transistor to a driving gate electrode of the driving transistor, a first electrode coupled to another end of the driving transistor, an organic emission layer on the first electrode, and a second electrode on the organic emission layer. The connecting member and the first electrode are spaced from each other on a planar surface of the substrate.

Abstract translation: 有机发光二极管显示器包括衬底，扫描线和形成在衬底上的先前扫描线，与扫描线和先前扫描线交叉的数据线和驱动电压线，耦合到扫描线的开关晶体管和 所述数据线，耦合到所述开关晶体管的驱动晶体管，耦合到所述驱动晶体管的一端并被配置为补偿所述驱动晶体管的阈值电压的补偿晶体管，被配置为耦合所述补偿晶体管的补偿半导体层的连接构件 耦合到所述驱动晶体管的另一端的第一电极，所述第一电极上的有机发射层和所述有机发射层上的第二电极。 连接构件和第一电极在基板的平坦表面上彼此间隔开。