公开(公告)号：US20220335895A1

公开(公告)日：2022-10-20

申请号：US17856886

申请日：2022-07-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ju-Won YOON ,  Gun Hee KIM ,  Sang Ho PARK ,  Seung Chan LEE ,  Joo Hee JEON

IPC: G09G3/3258 ,  G09G3/3266 ,  G09G3/3291 ,  H01L27/32 ,  H01L51/52 ,  G09G3/3233

Abstract: An organic light emitting diode display includes: a substrate; an overlapping layer on the substrate; a pixel on the substrate and the overlapping layer; and a scan line, a data line, a driving voltage line, and an initialization voltage line that are connected to the pixel. The pixel includes: an organic light emitting diode; a second transistor connected to the scan line and the data line; a driving transistor including a gate electrode, an input terminal, and an output terminal, and to apply a current to the organic light emitting diode from the output terminal; and a voltage application transistor to apply a voltage to the overlapping layer. An output of the second transistor is connected to the input terminal of the driving transistor, and the overlapping layer is between the driving transistor and the substrate while overlapping with the driving transistor on a plane.

公开(公告)号：US20210295784A1

公开(公告)日：2021-09-23

申请号：US17266846

申请日：2019-06-25

Applicant: Samsung Display Co., Ltd.

Inventor： Gun-Hee KIM ,  Sang-Ho PARK ,  Ju-Won YOON ,  Seung-Chan LEE ,  Joo-Hee JEON

IPC: G09G3/3291 ,  H01L27/32

Abstract: A pixel circuit includes: a driving switching element; a data initializer to initialize a voltage of a control electrode of the driving switching element; a data writer to write a data voltage to the driving switching element; an organic light emitting element; an organic light emitting element initializer to initialize an anode electrode of the organic light emitting element to a second initialization voltage based on an organic light emitting element initialization gate signal; and a light emitting controller to control an emission of the organic light emitting element. The organic light emitting element initializer includes: a control electrode to receive the organic light emitting element initialization gate signal; an input electrode to receive the second initialization voltage; an output electrode connected to the anode electrode; and a conductive layer to receive a compensation control signal that is different from the organic light emitting element initialization gate signal.

公开(公告)号：US20240346984A1

公开(公告)日：2024-10-17

申请号：US18443554

申请日：2024-02-16

Applicant: Samsung Display Co., LTD.

Inventor： Ju-Won YOON ,  Jung-Hun NOH

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0842 ,  G09G2310/0267 ,  G09G2320/043

Abstract: A light emitting display device includes a driving transistor including a control electrode, a floating electrode, a first electrode connected to a driving voltage line; and a second electrode; a second transistor including a gate electrode, a third electrode connected to a data line, and a fourth electrode connected to the control electrode; a storage capacitor including a first storage electrode and a second storage electrode connected to the control electrode; and a light emitting diode (LED) connected to the second electrode of the driving transistor, where the first storage electrode is connected to a storage voltage line electrically separate from the driving voltage line.

公开(公告)号：US20210272521A1

公开(公告)日：2021-09-02

申请号：US17254216

申请日：2019-05-22

Applicant: Samsung Display Co., LTD.

Inventor： Ju-Won YOON ,  Gun Hee KIM ,  Sang Ho PARK ,  Seung Chan LEE ,  Joo Hee JEON

IPC: G09G3/3258 ,  G09G3/3291 ,  G09G3/3266 ,  H01L27/32 ,  H01L51/52

Abstract: An organic light emitting diode display includes: a substrate; an overlapping layer on the substrate; a pixel on the substrate and the overlapping layer; and a scan line, a data line, a driving voltage line, and an initialization voltage line that are connected to the pixel. The pixel includes: an organic light emitting diode; a second transistor connected to the scan line and the data line; a driving transistor including a gate electrode, an input terminal, and an output terminal, and to apply a current to the organic light emitting diode from the output terminal; and a voltage application transistor to apply a voltage to the overlapping layer. An output of the second transistor is connected to the input terminal of the driving transistor, and the overlapping layer is between the driving transistor and the substrate while overlapping with the driving transistor on a plane.

公开(公告)号：US20150008395A1

公开(公告)日：2015-01-08

申请号：US14103434

申请日：2013-12-11

Applicant: Samsung Display Co., Ltd.

Inventor： Ju-Won YOON ,  Su-Yeon SIM ,  Seung Min LEE ,  Il Jeong LEE ,  Jeong Ho LEE ,  Choong Youl IM ,  Jin Sung AN

IPC: H01L27/32

CPC classification number: H01L27/1251 ,  H01L27/1237

Abstract: An organic light emitting diodes display includes: a switching thin film transistor and a driving thin film transistor connected to the switching thin film transistor, wherein the driving thin film transistor includes a driving semiconductor layer section, a first gate insulating layer covering the driving semiconductor layer section, a floating gate electrode disposed on the first gate insulating layer, a second gate insulating layer covering the floating gate electrode, and a driving gate electrode disposed on the second gate insulating layer and at a position corresponding to the floating gate electrode, wherein the second gate insulating layer has a permittivity in the range of about 10 to about 100.

Abstract translation: 有机发光二极管显示器包括：开关薄膜晶体管和连接到开关薄膜晶体管的驱动薄膜晶体管，其中驱动薄膜晶体管包括驱动半导体层部分，覆盖驱动半导体层的第一栅极绝缘层 设置在第一栅极绝缘层上的浮栅电极，覆盖浮置栅极的第二栅极绝缘层和设置在第二栅极绝缘层上的驱动栅极电极和对应于浮置栅电极的位置，其中， 第二栅极绝缘层的介电常数在约10至约100的范围内。

公开(公告)号：US20140320385A1

公开(公告)日：2014-10-30

申请号：US14100349

申请日：2013-12-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Do-Hyun KWON ,  Il-Jeong LEE ,  Choong-Youl IM ,  Ju-Won YOON ,  Moo-Soon KO ,  Min-Woo WOO

IPC: G09G3/32

CPC classification number: G09G3/3233 ,  G09G2300/0426 ,  G09G2300/0861 ,  H01L27/3211 ,  H01L27/3279

Abstract: An organic light emitting diode (OLED) display including a first pixel, a second pixel, and a third pixel disposed in a matrix and first to third driving voltage lines configured to transmit a driving voltage to the first to third pixel, respectively. A width of one driving voltage line among the first to third driving voltage lines is different from the width of the other driving voltage lines.

Abstract translation: 一种有机发光二极管（OLED）显示器，包括分别布置在矩阵中的第一像素，第二像素和第三像素，以及被配置为将驱动电压传输到第一至第三像素的第一至第三驱动电压线。 第一至第三驱动电压线之间的一个驱动电压线的宽度与其他驱动电压线的宽度不同。

公开(公告)号：US20210319747A1

公开(公告)日：2021-10-14

申请号：US17265332

申请日：2019-06-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joo-Hee JEON ,  Gun-Hee KIM ,  Ju-Won YOON ,  Seung-Chan LEE ,  Sang-Ho PARK ,  Joo-Sun YOON

IPC: G09G3/3233 ,  G09G3/3266

Abstract: A pixel circuit includes an OLED, a first transistor including a gate electrode connected to a first node and an electrode connected to a third node, a capacitor including a first electrode for receiving a power supply voltage and a second electrode connected to the first node, a third transistor including a gate electrode for receiving a first gate signal, a first electrode connected to the first node, and a second electrode connected to the third node, a fourth transistor including a gate electrode for receiving a second gate signal, a first electrode connected to the first node, and a second electrode and a second gate electrode for receiving a first initialization voltage, and a seventh transistor including a gate electrode for receiving a third gate signal, a first electrode for receiving a second initialization voltage, and a second electrode connected to an anode electrode of the OLED.

公开(公告)号：US20160233281A1

公开(公告)日：2016-08-11

申请号：US14833345

申请日：2015-08-24

Applicant: Samsung Display Co., Ltd.

Inventor： Ju-Won YOON ,  Jung-Hwa KIM ,  Min-Woo WOO ,  II-Jeong LEE ,  Jeong-Soo LEE

IPC: H01L27/32 ,  H01L29/786

CPC classification number: H01L27/3262 ,  H01L27/1222 ,  H01L27/1225 ,  H01L27/124 ,  H01L29/78645 ,  H01L29/78696 ,  H01L33/00

Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a substrate and an active pattern formed over the substrate. The OLED display also includes first and second gate electrodes formed over the active pattern. The first gate electrode defines a first transistor together with the active pattern. The second gate electrode defines a second transistor and a third transistor together with the active pattern. The OLED display further includes a first conductive pattern formed over the first and second gate electrodes. The first conductive pattern overlaps at least a portion of the second and/or third transistors so as to define a parasitic capacitor.

Abstract translation: 公开了一种有机发光二极管（OLED）显示器。 一方面，OLED显示器包括衬底和形成在衬底上的有源图案。 OLED显示器还包括形成在活动图案上的第一和第二栅电极。 第一栅极电极与活性图案一起限定第一晶体管。 第二栅电极与有源图案一起限定第二晶体管和第三晶体管。 OLED显示器还包括形成在第一和第二栅电极上的第一导电图案。 第一导电图案与第二和/或第三晶体管的至少一部分重叠以便限定寄生电容器。

公开(公告)号：US20150372070A1

公开(公告)日：2015-12-24

申请号：US14578844

申请日：2014-12-22

Applicant: Samsung Display Co., Ltd.

Inventor： Ju-Won YOON ,  II-Jeong Lee ,  Choong-Youl Im

IPC: H01L27/32 ,  H01L51/50 ,  H01L51/52

CPC classification number: H01L27/3276 ,  H01L27/3248 ,  H01L27/3258 ,  H01L27/3262 ,  H01L27/3265 ,  H01L51/5012 ,  H01L51/5206 ,  H01L51/5221

Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a plurality of pixels. Each of the pixels includes a first insulating layer and first and second signal lines spaced apart from each other. At least a portion of the first and second signal lines is formed over the first insulating layer. Each pixel also includes a second insulating layer interposed between the first and second signal lines. The second insulating layer has a lower permittivity that the first insulating layer.

Abstract translation: 公开了一种有机发光二极管（OLED）显示器。 在一个方面，OLED显示器包括多个像素。 每个像素包括第一绝缘层和彼此间隔开的第一和第二信号线。 第一和第二信号线的至少一部分形成在第一绝缘层上。 每个像素还包括置于第一和第二信号线之间的第二绝缘层。 第二绝缘层具有较低介电常数，即第一绝缘层。

公开(公告)号：US20150014638A1

公开(公告)日：2015-01-15

申请号：US14097420

申请日：2013-12-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Do-Hyun KWON ,  II-Jeong LEE ,  Choong-Youl IM ,  Ju-Won YOON ,  Moo-Soon KO ,  Min-Woo WOO

IPC: H01L27/32

CPC classification number: H01L27/3265 ,  H01L27/1237 ,  H01L29/78645

Abstract: An organic light emitting diode (OLED) display includes a scan line, a data line, a driving voltage line, a switching transistor, a driving transistor and an OLED. The scan line is formed on a substrate to transmit a scan signal. The data line and the driving voltage line, intersecting the scan line, transmit a data signal and a driving voltage, respectively. The switching transistor, electrically coupled to the scan line and the data line, includes a switching semiconductor layer, a switching gate electrode, and a gate insulating layer having a first thickness. The driving transistor, electrically coupled to the switching drain electrode, includes a driving semiconductor layer, a driving gate electrode and a gate insulating layer having a second thickness. The OLED is electrically coupled to the driving drain electrode. The data line and the driving voltage line are formed with different layers from each other.

Abstract translation: 有机发光二极管（OLED）显示器包括扫描线，数据线，驱动电压线，开关晶体管，驱动晶体管和OLED。 扫描线形成在基板上以传输扫描信号。 与扫描线相交的数据线和驱动电压线分别传输数据信号和驱动电压。 电耦合到扫描线和数据线的开关晶体管包括开关半导体层，开关栅极电极和具有第一厚度的栅极绝缘层。 电耦合到开关漏电极的驱动晶体管包括驱动半导体层，驱动栅电极和具有第二厚度的栅极绝缘层。 OLED电耦合到驱动漏电极。 数据线和驱动电压线由彼此不同的层形成。