公开(公告)号：US20140028733A1

公开(公告)日：2014-01-30

申请号：US13841792

申请日：2013-03-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jae-Sic Lee ,  Chang-Yeop Kim ,  Ok-Byoung Kim ,  Se-Ho Kim

IPC: G09G3/32

CPC classification number: G09G3/3266 ,  G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0262 ,  G09G2320/0233 ,  G09G2320/045

Abstract: A pixel capable of stably compensating for a threshold voltage is disclosed. The pixel includes an organic light emitting diode (OLED), a driving transistor having a gate electrode, a source electrode, and first and second drain electrodes. The pixel also has a plurality of second transistors serially coupled between the first drain electrode and a gate electrode of the driving transistor, and a node electrically coupled to the second drain electrode and to each of the second transistors.

Abstract translation: 公开了能够稳定地补偿阈值电压的像素。 像素包括有机发光二极管（OLED），具有栅电极，源电极以及第一和第二漏电极的驱动晶体管。 像素还具有串联连接在驱动晶体管的第一漏电极和栅电极之间的多个第二晶体管，以及电耦合到第二漏电极和每个第二晶体管的节点。

公开(公告)号：US09076388B2

公开(公告)日：2015-07-07

申请号：US13841792

申请日：2013-03-15

Applicant: Samsung Display Co., Ltd.

Inventor： Jae-Sic Lee ,  Chang-Yeop Kim ,  Ok-Byoung Kim ,  Se-Ho Kim

IPC: G09G3/32

CPC classification number: G09G3/3266 ,  G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0262 ,  G09G2320/0233 ,  G09G2320/045

Abstract: A pixel capable of stably compensating for a threshold voltage is disclosed. The pixel includes an organic light emitting diode (OLED), a driving transistor having a gate electrode, a source electrode, and first and second drain electrodes. The pixel also has a plurality of second transistors serially coupled between the first drain electrode and a gate electrode of the driving transistor, and a node electrically coupled to the second drain electrode and to each of the second transistors.

Abstract translation: 公开了能够稳定地补偿阈值电压的像素。 像素包括有机发光二极管（OLED），具有栅电极，源电极以及第一和第二漏电极的驱动晶体管。 像素还具有串联连接在驱动晶体管的第一漏电极和栅电极之间的多个第二晶体管，以及电耦合到第二漏电极和每个第二晶体管的节点。

公开(公告)号：US09231039B2

公开(公告)日：2016-01-05

申请号：US14014045

申请日：2013-08-29

Applicant: Samsung Display Co., Ltd.

Inventor： Ok-Byoung Kim

IPC: G09G3/32 ,  H01L27/32

CPC classification number: H01L27/3262 ,  G09G3/3233 ,  G09G2300/0426 ,  G09G2300/0439 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2320/043

Abstract: An organic light emitting diode (OLED) display is provided. One inventive aspect includes: a substrate, a scan line formed on the substrate and transmitting a scan signal, a data line configured to intersect the scan line and to transmit a data signal, a switching transistor connected to the scan line and the data line, a driving transistor connected to a switching drain electrode of the switching transistor, a compensation transistor connected to the driving transistor, an aging transistor connected to a driving drain electrode of the driving transistor and a source electrode of the compensation transistor, and an organic light emitting diode (OLED) connected to a driving drain electrode of the driving transistor. The compensation transistor is configured to compensate a threshold voltage of the driving transistor. The aging transistor is configured to perform an aging process for reducing a leakage current of the compensation transistor.

Abstract translation: 提供有机发光二极管（OLED）显示器。 本发明的一个方面包括：衬底，形成在衬底上的扫描线，并传输扫描信号，配置成与扫描线相交并传送数据信号的数据线，连接到扫描线和数据线的开关晶体管， 连接到开关晶体管的开关漏电极的驱动晶体管，连接到驱动晶体管的补偿晶体管，连接到驱动晶体管的驱动漏电极的老化晶体管和补偿晶体管的源极，以及有机发光 二极管（OLED）连接到驱动晶体管的驱动漏电极。 补偿晶体管被配置为补偿驱动晶体管的阈值电压。 老化晶体管被配置为执行用于减小补偿晶体管的漏电流的老化处理。

公开(公告)号：US08779416B2

公开(公告)日：2014-07-15

申请号：US13688074

申请日：2012-11-28

Applicant: Samsung Display Co., Ltd.

Inventor： Ok-Byoung Kim

IPC: H01L29/08

CPC classification number: H01L51/50 ,  H01L27/1237 ,  H01L27/1255 ,  H01L27/3262 ,  H01L27/3265

Abstract: An organic light emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes: i) gate wires positioned on a substrate in a first direction, ii) data wires positioned on the gate wires in a second direction crossing the first direction, iii) a pixel circuit including first thin film transistors respectively connected to the gate wires and the data wires and iii) an OLED connected to the pixel circuit. The first thin film transistor may also include a first active layer interconnecting the data wires and the OLED and including a channel region and source and drain regions doped with an impurity, and a first gate electrode positioned over the first active layer with first and second insulation layers sequentially interposed therebetween, wherein the second insulation layer is positioned on the channel region.

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：i）沿第一方向定位在衬底上的栅极线，ii）沿与第一方向交叉的第二方向定位在栅极线上的数据线，iii）像素电路，包括第一薄膜晶体管 分别连接到栅极线和数据线，以及iii）连接到像素电路的OLED。 第一薄膜晶体管还可以包括互连数据线和OLED的第一有源层，并且包括掺杂有杂质的沟道区和源极和漏极区，以及位于第一有源层上的第一和第二绝缘层 其中所述第二绝缘层位于所述沟道区上。

公开(公告)号：US20140001445A1

公开(公告)日：2014-01-02

申请号：US13688074

申请日：2012-11-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ok-Byoung Kim

IPC: H01L51/50

CPC classification number: H01L51/50 ,  H01L27/1237 ,  H01L27/1255 ,  H01L27/3262 ,  H01L27/3265

Abstract: An organic light emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes: i) gate wires positioned on a substrate in a first direction, ii) data wires positioned on the gate wires in a second direction crossing the first direction, iii) a pixel circuit including first thin film transistors respectively connected to the gate wires and the data wires and iii) an OLED connected to the pixel circuit. The first thin film transistor may also include a first active layer interconnecting the data wires and the OLED and including a channel region and source and drain regions doped with an impurity, and a first gate electrode positioned over the first active layer with first and second insulation layers sequentially interposed therebetween, wherein the second insulation layer is positioned on the channel region.

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：i）沿第一方向定位在衬底上的栅极线，ii）沿与第一方向交叉的第二方向定位在栅极线上的数据线，iii）像素电路，包括第一薄膜晶体管 分别连接到栅极线和数据线，以及iii）连接到像素电路的OLED。 第一薄膜晶体管还可以包括互连数据线和OLED的第一有源层，并且包括掺杂有杂质的沟道区和源极和漏极区，以及位于第一有源层上的第一和第二绝缘层 其中所述第二绝缘层位于所述沟道区上。