公开(公告)号：US20160267831A1

公开(公告)日：2016-09-15

申请号：US14857747

申请日：2015-09-17

Applicant: Samsung Display Co., Ltd.

Inventor： Youngwan SEO ,  Ji-sun KIM ,  Jaekeun LIM ,  Jonghee KIM ,  Chongchul CHAI

IPC: G09G3/20

CPC classification number: G09G3/2085 ,  G09G2300/0408 ,  G09G2300/0426 ,  G09G2300/08 ,  G09G2310/0267

Abstract: A display device includes: a display panel having a display area and a non-display area; a plurality of pixels on the display area to emit light, wherein pixels arranged along a first direction are defined as first pixel groups and pixels arranged along a second direction are defined as second pixel groups; gate driving units on the display area to generate gate signals, wherein the gate driving units include first and second gate driving units corresponding one-to-one with each other; a data driver on the non-display area to generate data signals; a plurality of first lines to transmit the data signals to the plurality of pixels; and a plurality of second lines to transmit driving start signals from the first gate driving units to the second gate driving units respectively corresponding to the first gate driving units, wherein the first or second lines are between the first groups.

Abstract translation: 显示装置包括：具有显示区域和非显示区域的显示面板; 显示区域上的多个像素发光，其中沿着第一方向布置的像素被定义为第一像素组，并且沿着第二方向布置的像素被定义为第二像素组; 栅极驱动单元，用于产生栅极信号，其中栅极驱动单元包括彼此一一对应的第一和第二栅极驱动单元; 在非显示区域上的数据驱动器产生数据信号; 多个第一行，用于将数据信号发送到多个像素; 以及多个第二线，用于将驱动开始信号从第一栅极驱动单元传输到分别对应于第一栅极驱动单元的第二栅极驱动单元，其中第一或第二线在第一组之间。

公开(公告)号：US20170270883A1

公开(公告)日：2017-09-21

申请号：US15463012

申请日：2017-03-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jonghee KIM ,  Kyoungseok SON ,  Kyoungju SHIN

IPC: G09G3/36

CPC classification number: G09G3/3677 ,  G09G3/3688 ,  G09G2300/0408 ,  G09G2310/0286 ,  G09G2310/0289 ,  G09G2310/0294 ,  G09G2310/08

Abstract: A gate driving circuit includes a plurality of stages to provide gate signals to gate lines of a display panel. At least one of the stages includes an input circuit receiving a carry signal from a previous stage. A first output circuit outputs a first clock signal as a gate signal. The second output circuit outputs the clock signal as a carry signal. The discharge hold circuit delivers the clock signal to a node based on the clock signal and discharges the node as a second voltage based on the carry signal. The pull down circuit discharges the gate signal as a first voltage based on a signal of the node and a succeeding carry signal from a succeeding stage and discharges another node and the carry signal as the second voltage. The switching circuit delivers the carry signal from the previous stage based on a second clock signal.

公开(公告)号：US20160203786A1

公开(公告)日：2016-07-14

申请号：US14980581

申请日：2015-12-28

Applicant: Samsung Display Co., Ltd

Inventor： Jaekeun LIM ,  Chongchul CHAI ,  Jonghee KIM

IPC: G09G3/36

CPC classification number: G09G3/20 ,  G09G2300/0426 ,  G09G2310/0267 ,  G09G2310/0286 ,  G09G2320/041 ,  G09G2330/028 ,  G11C19/287

Abstract: Provided is a display device. The display device includes a display panel, a gate driving circuit, a sensor part, and a control voltage generator. The gate driving circuit includes driving transistors including a first control electrode and a second control electrode. The sensor part is configured to measure an environmental factor that changes a threshold voltage of the driving transistors. The control voltage generator is configured to apply to the second control electrode a control voltage for controlling the threshold voltage of the driving transistors on the basis of the environmental factor measured by the sensor part.

Abstract translation: 提供了一种显示装置。 显示装置包括显示面板，栅极驱动电路，传感器部分和控制电压发生器。 栅极驱动电路包括包括第一控制电极和第二控制电极的驱动晶体管。 传感器部分被配置为测量改变驱动晶体管的阈值电压的环境因素。 控制电压发生器被配置为根据由传感器部件测量的环境因素向第二控制电极施加用于控制驱动晶体管的阈值电压的控制电压。

公开(公告)号：US20160203762A1

公开(公告)日：2016-07-14

申请号：US14834015

申请日：2015-08-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jonghee KIM ,  Youngwan Seo ,  Jaekeun Lim ,  Chongchul Chai

IPC: G09G3/32

CPC classification number: G09G3/3258 ,  G09G3/3291 ,  G09G3/3677 ,  G09G2300/0408 ,  G09G2310/0286 ,  G09G2330/028

Abstract: A gate driving circuit includes a first driving stage driving a first gate line included in a display panel. The first driving stage includes a first output transistor outputting a first carry signal on the basis of a first clock signal in response to a voltage of a first node, a second output transistor outputting a first gate signal on the basis of the first clock signal in response to the voltage of the first node, a first control transistor applying a second clock signal to a second node, a second control transistor applying a start signal to the first node in response to a voltage of the second node, and a third control transistor applying a first discharge voltage to the first node in response to the first carry signal.

Abstract translation: 栅极驱动电路包括驱动包括在显示面板中的第一栅极线的第一驱动级。 第一驱动级包括响应于第一节点的电压而基于第一时钟信号输出第一进位信号的第一输出晶体管，基于第一时钟信号输出第一栅极信号的第二输出晶体管 响应于第一节点的电压，向第二节点施加第二时钟信号的第一控制晶体管，响应于第二节点的电压将起始信号施加到第一节点的第二控制晶体管，以及第三控制晶体管 响应于第一进位信号将第一放电电压施加到第一节点。

公开(公告)号：US20170287427A1

公开(公告)日：2017-10-05

申请号：US15478446

申请日：2017-04-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jonghee KIM ,  Kyoungju SHIN

IPC: G09G3/36

CPC classification number: G09G3/3677 ,  G09G3/3688 ,  G09G3/3696 ,  G09G2300/0408 ,  G09G2310/0248 ,  G09G2310/0286 ,  G09G2310/0294 ,  G09G2310/08 ,  G09G2330/021

Abstract: A gate driving circuit includes multiple stages to provide gate signals to gate lines of a display panel. At least one stage includes first and second input circuits and output circuit, discharge circuit, pull down circuit, and hold circuit. The first input circuit delivers a (k−2)th gate signal to a first node. A second input circuit delivers a (k+1)th gate signal to the first node. The output circuit outputs a first clock signal as a k-th gate signal based on the first node. The discharge circuit discharges a second node based on the (k−2)th gate signal. The pull down circuit discharges the first node based on the second node and (k+2)th gate signal and discharges the k-th gate signal based on the second node and a (k+2)th gate signal. The hold circuit delivers a (k+3)th gate signal to the second node and maintains the signal level of the second node.

公开(公告)号：US20160171924A1

公开(公告)日：2016-06-16

申请号：US14835573

申请日：2015-08-25

Applicant: Samsung Display Co., Ltd.

Inventor： Ji-Sun KIM ,  Jonghee KIM ,  Youngwan SEO ,  Jaekeun LIM ,  Chongchul CHAI

IPC: G09G3/20

CPC classification number: G09G3/3648 ,  G09G2310/0297 ,  G09G2310/08 ,  G09G2320/0219

Abstract: According to an embodiment, a display device includes a display panel including a plurality of pixels respectively connected to a plurality of gate lines and a plurality of data lines, a gate driver driving the plurality of gate lines, a data driver configured to output a plurality of data output signals to the plurality of data lines in response to a data signal, a demultiplexer circuit configured to provide the plurality of data output signals to the plurality of data lines in response to a first selectin signal and a second selection signal; and a timing controller configured to provide the data signal to the data driver, outputting the first selection signal and the second selection signal, and controlling the gate driver.

Abstract translation: 根据实施例，显示装置包括：显示面板，包括分别连接到多个栅极线和多个数据线的多个像素;驱动多个栅极线的栅极驱动器;配置为输出多个栅极线的数据驱动器 响应于数据信号将数据输出信号传送到多条数据线;解复用器电路，被配置为响应于第一选择信号和第二选择信号将多个数据输出信号提供给多条数据线; 以及定时控制器，被配置为将数据信号提供给数据驱动器，输出第一选择信号和第二选择信号，以及控制门驱动器。

公开(公告)号：US20240112621A1

公开(公告)日：2024-04-04

申请号：US18213335

申请日：2023-06-23

Applicant: Samsung Display Co., LTD.

Inventor： Tak-Young LEE ,  Byungseok CHOI ,  Bogyeong KIM ,  Jonghee KIM ,  Boyong CHUNG

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0426 ,  G09G2310/0202 ,  G09G2310/0291 ,  G09G2320/0233

Abstract: A display device includes a display panel including a plurality of pixels respectively connected to a plurality of data lines and a plurality of scan lines, a data driver which outputs data signals to the plurality of data lines including a first data line and a second data line branched from a data output terminal connected to the data driver, and a scan driver which outputs scan signals to the plurality of scan lines. A first scan output terminal and a second scan output terminal respectively connected to the plurality of scan lines are connected to the scan driver. One of the first scan output terminal and the second scan output terminal is connected to a resistance.

公开(公告)号：US20180068629A1

公开(公告)日：2018-03-08

申请号：US15658722

申请日：2017-07-25

Applicant: Samsung Display Co., Ltd.

Inventor： Kyoungju SHIN ,  Ji-sun KIM ,  Se-hyang KIM ,  Jonghee KIM ,  Junhyun PARK ,  Youngwan SEO ,  Jaekeun LIM ,  Chongchul CHAI

IPC: G09G3/36

CPC classification number: G09G3/3677 ,  G02F1/13454 ,  G09G3/3688 ,  G09G3/3696 ,  G09G2300/0408 ,  G09G2300/0426 ,  G09G2300/0439 ,  G09G2300/0809 ,  G09G2320/0276 ,  G09G2320/028

Abstract: The display device includes: a display panel including a plurality of gate lines extending in a first direction and arranged in a second direction, a plurality of data lines extending in the second direction and arranged in the first direction, and a plurality of dots arranged in the first and second directions; a gate driver configured to sequentially supply a gate signal to the plurality of gate lines; and a data driver configured to supply a plurality of data signals to the plurality of data lines, respectively. The gate driver includes sub-gate drivers. The sub-gate drivers are disposed in the first direction to supply the gate signal to at least two positions of each gate line. Each of the sub-gate drivers includes a plurality of stages and each stage is disposed in at least one dot.

公开(公告)号：US20170047030A1

公开(公告)日：2017-02-16

申请号：US15091072

申请日：2016-04-05

Applicant: Samsung Display Co., Ltd.

Inventor： Jonghee KIM ,  Jisun Kim ,  Youngwan Seo ,  Jaekeun Lim ,  Chongchul Chai

IPC: G09G3/36

Abstract: A display device including: a display panel including a gate line and a data line; and a shift register including a stage for driving the gate line. The stage may include a first driving unit in a display area of the display panel and a second driving unit in a non-display area of the display panel.

Abstract translation: 一种显示装置，包括：显示面板，包括栅极线和数据线; 以及包括用于驱动栅极线的级的移位寄存器。 舞台可以包括显示面板的显示区域中的第一驱动单元和显示面板的非显示区域中的第二驱动单元。

公开(公告)号：US20160210920A1

公开(公告)日：2016-07-21

申请号：US14961672

申请日：2015-12-07

Applicant: Samsung Display Co., Ltd.

Inventor： Jonghee KIM ,  Youngwan SEO ,  Jaekeun LIM

IPC: G09G3/36

CPC classification number: G09G3/3677 ,  G09G2310/0286 ,  G11C19/287

Abstract: A gate driving circuit provides a plurality of gate lines of a display panel with gate signals, the gate driving circuit including: a plurality of driving stages which correspond to the plurality of gate lines, respectively, and each of which outputs a carry signal and a gate signal for driving a corresponding gate line in response to a clock signal, an input signal, and a carry signal of a next stage; and a dummy driving stage which outputs a dummy carry signal in response to the clock signal, a carry signal of the last stage of the plurality of driving stages, and a carry signal output from any one of the plurality of driving stages.

Abstract translation: 栅极驱动电路提供具有栅极信号的显示面板的多条栅极线，栅极驱动电路包括：分别对应于多条栅极线的多个驱动级，并且其中每一条输出进位信号和 栅极信号，用于响应于下一级的时钟信号，输入信号和进位信号来驱动相应的栅极线; 以及虚拟驱动级，其响应于时钟信号输出虚拟进位信号，多个驱动级中的最后级的进位信号和从多个驱动级中的任一个输出的进位信号。