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：US20150077413A1

公开(公告)日：2015-03-19

申请号：US14487698

申请日：2014-09-16

Applicant: Samsung Display Co., Ltd.

Inventor： Chang-Yeop Kim

IPC: G09G3/32

CPC classification number: G09G3/3233 ,  G09G3/3258 ,  G09G2300/0842 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2310/0256 ,  G09G2320/0219

Abstract: A display panel includes a plurality of pixel circuits. Each of pixel circuits comprises an emission unit including an organic light emitting diode, a pixel driving unit configured to drive an emission unit based on a scan signal and a data signal, and a switch unit configured to control an electrical connection between an emission unit and a pixel driving unit based on an emission signal. A first parasitic capacitance between an emission unit included in a first pixel circuit of pixel circuits and a pixel driving unit included in a first pixel circuit is smaller than a second parasitic capacitance between an emission unit included in a first pixel circuit and a pixel driving unit included in a second pixel circuit of pixel circuits adjacent to a first pixel circuit.

Abstract translation: 显示面板包括多个像素电路。 每个像素电路包括包括有机发光二极管的发射单元，被配置为基于扫描信号和数据信号驱动发射单元的像素驱动单元和被配置为控制发射单元和 基于发射信号的像素驱动单元。 包括在像素电路的第一像素电路中的发射单元与包括在第一像素电路中的像素驱动单元之间的第一寄生电容小于包括在第一像素电路中的发射单元和像素驱动单元之间的第二寄生电容 包括在与第一像素电路相邻的像素电路的第二像素电路中。

公开(公告)号：US09653023B2

公开(公告)日：2017-05-16

申请号：US14719103

申请日：2015-05-21

Applicant: Samsung Display Co., Ltd.

Inventor： Chang-Yeop Kim

IPC: G09G3/3233

CPC classification number: G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2310/0262 ,  G09G2320/0219 ,  G09G2320/043

Abstract: A display device is disclosed. In one aspect, the display device includes a display panel including a plurality of pixels divided into a plurality of block regions. The block regions are arranged in a scan direction. The display device also includes a display panel driver configured to sequentially drive the block regions and apply a plurality of first emission signals to the pixels. Each of the first emission signals has an activation voltage. The display device further includes a timing controller configured to control the display panel driver. The display panel driver is further configured to incrementally change the activation voltages of the first emission signals applied to the pixels in each of the block regions in the scan direction.

公开(公告)号：US20160133190A1

公开(公告)日：2016-05-12

申请号：US14702602

申请日：2015-05-01

Applicant: Samsung Display Co., Ltd.

Inventor： Chang-Yeop Kim ,  Ji Hye Kim

IPC: G09G3/32

CPC classification number: G09G3/3258 ,  G09G3/2011 ,  G09G2300/0404 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2310/0216 ,  G09G2310/0251 ,  G09G2320/0257 ,  G09G2320/045

Abstract: An organic light emitting diode display includes: a substrate; a scan line, a first emission control line, and a second emission control line on the substrate; a data line and a driving voltage line crossing the scan line; a switching transistor connected to the scan line and the data line and including a switching drain electrode; a driving transistor including a driving source electrode connected to the switching drain electrode; an organic light emitting diode electrically connected to a driving drain electrode of the driving transistor; an operation control transistor to transmit a driving voltage to the driving transistor; and a first emission control transistor and second emission control transistor to transmit the driving voltage from the driving transistor to the organic light emitting diode, wherein the first emission control line and the second emission control line partially overlap each other.

Abstract translation: 有机发光二极管显示器包括：基板; 扫描线，第一发射控制线和第二发射控制线; 数据线和穿过扫描线的驱动电压线; 连接到扫描线和数据线并包括开关漏电极的开关晶体管; 驱动晶体管，其包括连接到所述开关漏电极的驱动源电极; 电连接到驱动晶体管的驱动漏电极的有机发光二极管; 操作控制晶体管，用于向驱动晶体管传输驱动电压; 以及第一发光控制晶体管和第二发光控制晶体管，其将驱动电压从驱动晶体管传输到有机发光二极管，其中第一发光控制线和第二发光控制线部分地彼此重叠。

公开(公告)号：US20140139124A1

公开(公告)日：2014-05-22

申请号：US13795201

申请日：2013-03-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chang-Yeop Kim ,  Seung-Kyu Lee

IPC: H05B37/00

CPC classification number: G09G3/3225 ,  G09G2300/0452 ,  G09G2300/0465 ,  G09G2310/0297

Abstract: There is provided an organic light emitting display capable of displaying an image with uniform brightness while securing a high aperture ratio. The organic light emitting display includes a plurality of first subpixels and a plurality of second subpixels alternately arranged in a single column line and a third subpixel arranged in another column line adjacent to the first subpixels and the second subpixels. First subpixels positioned in the single column line may be alternately electrically coupled to different data lines.

Abstract translation: 提供一种能够在确保高开口率的同时显示具有均匀亮度的图像的有机发光显示器。 有机发光显示器包括交替布置在单列线中的多个第一子像素和多个第二子像素，以及排列在与第一子像素和第二子像素相邻的另一列线中的第三子像素。 位于单列线中的第一子像素可以交替地电耦合到不同的数据线。

公开(公告)号：US11069299B2

公开(公告)日：2021-07-20

申请号：US15380964

申请日：2016-12-15

Applicant: Samsung Display Co., Ltd.

Inventor： Chang-Yeop Kim

IPC: G09G3/3266

Abstract: A gate driver includes clock signal lines respectively transferring clock signals, at least two of the clock signals being mutually the same; and gate driving units electrically connected to the clock signal lines, respectively and configured to sequentially generate gate signals having a multi-clock pulse based on the clock signals.

公开(公告)号：US09607546B2

公开(公告)日：2017-03-28

申请号：US14487698

申请日：2014-09-16

Applicant: Samsung Display Co., Ltd.

Inventor： Chang-Yeop Kim

IPC: G09G3/3233 ,  G09G3/3258

CPC classification number: G09G3/3233 ,  G09G3/3258 ,  G09G2300/0842 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2310/0256 ,  G09G2320/0219

Abstract: A display panel includes a plurality of pixel circuits. Each of pixel circuits comprises an emission unit including an organic light emitting diode, a pixel driving unit configured to drive an emission unit based on a scan signal and a data signal, and a switch unit configured to control an electrical connection between an emission unit and a pixel driving unit based on an emission signal. A first parasitic capacitance between an emission unit included in a first pixel circuit of pixel circuits and a pixel driving unit included in a first pixel circuit is smaller than a second parasitic capacitance between an emission unit included in a first pixel circuit and a pixel driving unit included in a second pixel circuit of pixel circuits adjacent to a first pixel circuit.

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：US09786224B2

公开(公告)日：2017-10-10

申请号：US14702602

申请日：2015-05-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chang-Yeop Kim ,  Ji Hye Kim

IPC: G09G3/32 ,  G09G3/3258 ,  G09G3/20

CPC classification number: G09G3/3258 ,  G09G3/2011 ,  G09G2300/0404 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2310/0216 ,  G09G2310/0251 ,  G09G2320/0257 ,  G09G2320/045

Abstract: An organic light emitting diode display includes: a substrate; a scan line, a first emission control line, and a second emission control line on the substrate; a data line and a driving voltage line crossing the scan line; a switching transistor connected to the scan line and the data line and including a switching drain electrode; a driving transistor including a driving source electrode connected to the switching drain electrode; an organic light emitting diode electrically connected to a driving drain electrode of the driving transistor; an operation control transistor to transmit a driving voltage to the driving transistor; and a first emission control transistor and second emission control transistor to transmit the driving voltage from the driving transistor to the organic light emitting diode, wherein the first emission control line and the second emission control line partially overlap each other.

公开(公告)号：US20160180818A1

公开(公告)日：2016-06-23

申请号：US14719103

申请日：2015-05-21

Applicant: Samsung Display Co., Ltd.

Inventor： Chang-Yeop Kim

IPC: G09G5/18 ,  G09G3/32

CPC classification number: G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2310/0262 ,  G09G2320/0219 ,  G09G2320/043

Abstract: A display device is disclosed. In one aspect, the display device includes a display panel including a plurality of pixels divided into a plurality of block regions. The block regions are arranged in a scan direction. The display device also includes a display panel driver configured to sequentially drive the block regions and apply a plurality of first emission signals to the pixels. Each of the first emission signals has an activation voltage. The display device further includes a timing controller configured to control the display panel driver. The display panel driver is further configured to incrementally change the activation voltages of the first emission signals applied to the pixels in each of the block regions in the scan direction.

Abstract translation: 公开了一种显示装置。 在一个方面，显示装置包括显示面板，其包括分成多个块区域的多个像素。 块区域沿扫描方向布置。 显示装置还包括显示面板驱动器，其被配置为顺序地驱动块区域并向像素施加多个第一发射信号。 每个第一发射信号具有激活电压。 显示装置还包括被配置为控制显示面板驱动器的定时控制器。 显示面板驱动器还被配置为递增地改变施加到扫描方向上每个块区域中的像素的第一发射信号的激活电压。