公开(公告)号：US08958046B2

公开(公告)日：2015-02-17

申请号：US13839073

申请日：2013-03-15

Applicant: Samsung Display Co., Ltd.

Inventor： Kyoung-Ju Shin ,  Chong-Chul Chai

IPC: G02F1/1345 ,  H01L27/12 ,  G02F1/13 ,  G02F1/1362

CPC classification number: H01L27/124 ,  G02F1/13 ,  G02F1/1345 ,  G02F1/136286 ,  G02F2201/56 ,  G09G3/20 ,  G09G2300/0426 ,  G09G2310/0281

Abstract: A display substrate includes a base substrate, a gate line portion, a data line portion, and a pixel portion. The base substrate includes a display area divided into first to fourth divided display areas, and first to fourth peripheral areas. The gate line portion includes a plurality of first gate lines, and a plurality of second gate lines. The data line portion includes a plurality of first data lines, and a plurality of second data lines. The pixel portion is disposed in the display area to be electrically connected to the first and second gate lines and the first and second data lines, respectively.

Abstract translation: 显示基板包括基底，栅极线部分，数据线部分和像素部分。 基底基板包括划分为第一至第四分割显示区域和第一至第四周边区域的显示区域。 栅极线部分包括多个第一栅极线和多个第二栅极线。 数据线部分包括多个第一数据线和多条第二数据线。 像素部分设置在显示区域中，以分别电连接到第一和第二栅极线以及第一和第二数据线。

公开(公告)号：US11030952B2

公开(公告)日：2021-06-08

申请号：US16734709

申请日：2020-01-06

Applicant: Samsung Display Co., LTD.

Inventor： Jun-Hyun Park ,  Young-Wan Seo ,  An-Su Lee ,  Bo-Yong Chung ,  Kang-Moon Jo ,  Chong-Chul Chai

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

Abstract: A display panel driver drives pixels based on first power having at least three voltage levels, second power having a constant voltage, and third power having two voltage levels. Each pixel includes a first transistor connected between first and second nodes and including a gate electrode to receive a scan signal, a second transistor connected between the second node and a third node in series with the first transistor and including a gate electrode to receive the third power, and a driving transistor connected between a source of the first power and the third node and including a gate electrode connected to the first electrode to control a driving current for an organic light emitting diode. A first capacitor is connected between a source of the third power and the first node, and a second capacitor is connected between the second node and one of the data lines.

公开(公告)号：US10540927B2

公开(公告)日：2020-01-21

申请号：US15862944

申请日：2018-01-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun-Hyun Park ,  Young-Wan Seo ,  An-Su Lee ,  Bo-Yong Chung ,  Kang-Moon Jo ,  Chong-Chul Chai

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

Abstract: A display panel driver drives pixels based on first power having at least three voltage levels, second power having a constant voltage, and third power having two voltage levels. Each pixel includes a first transistor connected between first and second nodes and including a gate electrode to receive a scan signal, a second transistor connected between the second node and a third node in series with the first transistor and including a gate electrode to receive the third power, and a driving transistor connected between a source of the first power and the third node and including a gate electrode connected to the first electrode to control a driving current for an organic light emitting diode. A first capacitor is connected between a source of the third power and the first node, and a second capacitor is connected between the second node and one of the data lines.

公开(公告)号：US10102803B2

公开(公告)日：2018-10-16

申请号：US15645567

申请日：2017-07-10

Applicant: Samsung Display Co., Ltd.

Inventor： Jun-Hyun Park ,  An-Su Lee ,  Bo-Yong Chung ,  Chong-Chul Chai

IPC: G09G3/00 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275

Abstract: A display apparatus includes a plurality of pixels. Each pixel includes a first capacitor connected between a first voltage line receiving a driving signal and a first node; a first transistor comprising a control electrode connected to the first node, a first electrode connected to a second voltage line receiving a first power source signal, and a second electrode connected to a second node; an organic light emitting diode comprising an anode electrode connected to the second node and a cathode electrode receiving a second power source signal; a second capacitor connected between an m-th data line and the second node; a second transistor comprising a control electrode connected to an n-th gate line, a first electrode connected to the first node, and a second electrode connected to the second node;and a third transistor comprising a control electrode connected to an n-th scan line, a first electrode connected to the first voltage line, and a second electrode connected to the second node.

公开(公告)号：US09759962B2

公开(公告)日：2017-09-12

申请号：US15146326

申请日：2016-05-04

Applicant: Samsung Display Co., Ltd.

Inventor： Mee-Hye Jung ,  Ji-Won Sohn ,  Jae-Jin Lyu ,  Chong-Chul Chai

IPC: G02F1/1343 ,  G02F1/1337 ,  G02F1/1362 ,  G02F1/1368

CPC classification number: G02F1/134336 ,  G02F1/1337 ,  G02F1/133753 ,  G02F1/133788 ,  G02F1/134309 ,  G02F1/136227 ,  G02F1/13624 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/133715 ,  G02F2001/133742

Abstract: A liquid crystal display includes a pixel electrode including a first subpixel electrode and a second subpixel electrode spaced apart with a gap therebetween, a common electrode facing the pixel electrode, and a liquid crystal layer formed between the pixel electrode and the common electrode and including a plurality of liquid crystal molecules. The first and second subpixel electrodes include a plurality of branches, and each of the first and second subpixel electrodes includes a plurality of subregions. The branches extend in different directions in different subregions.

公开(公告)号：US20170098422A1

公开(公告)日：2017-04-06

申请号：US15383686

申请日：2016-12-19

Applicant: Samsung Display Co., Ltd.

Inventor： Jae-Keun Lim ,  Ji-Sun Kim ,  Kyoung-Ju Shin ,  Chong-Chul Chai ,  Jong-Hee Kim

IPC: G09G3/36

CPC classification number: G09G3/3677 ,  G09G2310/0289 ,  G09G2310/06 ,  G09G2310/08 ,  G09G2320/103 ,  G09G2330/021 ,  G09G2340/0435

Abstract: A gate driving circuit includes: a pull-up controller applying a carry signal of one of previous stages to a first node in response to the carry signal of the one of the previous stages; a pull-up part outputting a clock signal as an N-th gate output signal; a carry part outputting the clock signal as an N-th carry signal; a first pull-down part pulling down the signal at the first node to a second off voltage; a second pull-down part pulling down the N-th gate output signal to a first off voltage; an inverting part generating an inverting signal based on the clock signal and the second off voltage to output the inverting signal to an inverting node; and a reset part outputting a reset signal to the inverting node.

公开(公告)号：US09524690B2

公开(公告)日：2016-12-20

申请号：US14461359

申请日：2014-08-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jae-Keun Lim ,  Ji-Sun Kim ,  Kyoung-Ju Shin ,  Chong-Chul Chai ,  Jong-Hee Kim

IPC: G09G3/36

CPC classification number: G09G3/3677 ,  G09G2310/0289 ,  G09G2310/06 ,  G09G2310/08 ,  G09G2320/103 ,  G09G2330/021 ,  G09G2340/0435

Abstract: A gate driving circuit includes: a pull-up controller applying a carry signal of one of previous stages to a first node in response to the carry signal of the one of the previous stages; a pull-up part outputting a clock signal as an N-th gate output signal; a carry part outputting the clock signal as an N-th carry signal; a first pull-down part pulling down the signal at the first node to a second off voltage; a second pull-down part pulling down the N-th gate output signal to a first off voltage; an inverting part generating an inverting signal based on the clock signal and the second off voltage to output the inverting signal to an inverting node; and a reset part outputting a reset signal to the inverting node.

Abstract translation: 门驱动电路包括：上拉控制器，响应于前一级之一的进位信号，将先前级之一的进位信号应用于第一节点; 输出时钟信号作为第N栅极输出信号的上拉部分; 输出时钟信号作为第N个进位信号的进位部分; 第一下拉部分，将第一节点处的信号下拉到第二关断电压; 第二下拉部分，将第N栅极输出信号下拉到第一关断电压; 反相部分基于时钟信号和第二截止电压产生反相信号，以将反相信号输出到反相节点; 以及将复位信号输出到反相节点的复位部分。

公开(公告)号：US09501959B2

公开(公告)日：2016-11-22

申请号：US14320797

申请日：2014-07-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji-Sun Kim ,  Chong-Chul Chai ,  Yeong-Keun Kwon

IPC: G09G3/00 ,  G09G3/36

CPC classification number: G09G3/006 ,  G09G3/36 ,  G09G2330/04 ,  G09G2330/06 ,  G09G2330/12

Abstract: A mother substrate includes a display substrate cell defined by a scribe line, the display substrate cell including a plurality of gate lines, a gate circuit part driving the gate lines, and a gate pad part connected to the gate circuit part, a gate test pad part in a peripheral area surrounding the display substrate cell, the gate test pad part being configured to receive a gate test signal, a gate test line part connecting the gate test pad part and the gate pad part, and a switching part connected to the gate test line part and configured to control turning on and turning off of the gate test line part.

Abstract translation: 母基板包括由划线限定的显示基板单元，显示基板单元包括多个栅极线，驱动栅极线的栅极电路部分和连接到栅极电路部分的栅极焊盘部分，栅极测试焊盘 部分在围绕显示基板单元的周边区域中，栅极测试焊盘部分被配置为接收栅极测试信号，连接栅极测试焊盘部分和栅极焊盘部分的栅极测试线部分以及连接到栅极的开关部分 测试线部分，并配置为控制门测试线部分的开启和关闭。

公开(公告)号：US20160293079A1

公开(公告)日：2016-10-06

申请号：US14882215

申请日：2015-10-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji-Sun Kim ,  Jae-Keun Lim ,  Chong-Chul Chai

IPC: G09G3/20

CPC classification number: G09G3/3266 ,  G09G3/3233 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0232 ,  G09G2320/0686 ,  G09G2330/021 ,  G09G2330/027

Abstract: A display device includes: a display panel divided into a first area and a second area; a first scan driver to provide a scan signal to a pixel in the first area through a first scan line coupled to the pixel in the first area; a second scan driver to provide the scan signal to a pixel in the second area through a second scan line coupled to the pixel in the second area; a first scan switching transistor and a second scan switching transistor to couple the first scan line to the second scan line based on the scan signal, the first scan switching transistor and the second scan switching transistor being arranged between the first area and the second area; a data driver to provide data signals; and a timing controller to control the first and second scan drivers and the data driver.

Abstract translation: 显示装置包括：分割成第一区域和第二区域的显示面板; 第一扫描驱动器，用于通过耦合到第一区域中的像素的第一扫描线向第一区域中的像素提供扫描信号; 第二扫描驱动器，通过耦合到第二区域中的像素的第二扫描线将扫描信号提供给第二区域中的像素; 第一扫描开关晶体管和第二扫描开关晶体管，其基于扫描信号将第一扫描线耦合到第二扫描线，第一扫描开关晶体管和第二扫描开关晶体管布置在第一区域和第二区域之间; 数据驱动程序提供数据信号; 以及控制第一和第二扫描驱动器和数据驱动器的定时控制器。

公开(公告)号：US09449562B2

公开(公告)日：2016-09-20

申请号：US15003189

申请日：2016-01-21

Applicant: Samsung Display Co., Ltd.

Inventor： Kyoung-Ju Shin ,  Chong-Chul Chai ,  Eun-Ju Kim

IPC: G09G3/34 ,  G09G3/20 ,  G02B26/04

CPC classification number: G09G3/3433 ,  G02B26/02 ,  G02B26/04 ,  G09G3/2007 ,  G09G3/2081 ,  G09G3/3466 ,  G09G5/10 ,  G09G2300/04 ,  G09G2300/0861 ,  G09G2310/0262 ,  G09G2310/08

Abstract: A display apparatus includes a plurality of gate lines, a plurality of data lines, and a plurality of pixels. Each pixel of the plurality of pixels comprises a switching device coupled to a corresponding gate line of the plurality of gate lines and to a corresponding data line of the plurality of data lines, a micro-electro-mechanical system coupled to an output electrode of the switching device, and a control device coupled to the output electrode of the switching device. The control device comprises a storage capacitor coupled to the output electrode of the switching device and a coupling capacitor coupled to the output electrode of the switching device, the storage capacitor connected in parallel with the coupling capacitor. The output electrode of the switching device, the storage capacitor, the coupling capacitor, and a first electrode of the micro-electro-mechanical system are all directly connected to each other.

Abstract translation: 显示装置包括多条栅极线，多条数据线和多个像素。 多个像素的每个像素包括耦合到多个栅极线中的相应栅极线和多个数据线的对应数据线的开关器件，耦合到该多个栅极线的输出电极的微电子机械系统 开关器件，以及耦合到开关器件的输出电极的控制器件。 控制装置包括耦合到开关装置的输出电极的存储电容器和耦合到开关装置的输出电极的耦合电容器，该存储电容器与耦合电容器并联连接。 开关器件的输出电极，存储电容器，耦合电容器以及微电子机械系统的第一电极都直接连接在一起。