公开(公告)号：US20160070147A1

公开(公告)日：2016-03-10

申请号：US14839467

申请日：2015-08-28

Applicant: LG DISPLAY CO., LTD.

Inventor： Kyujin KIM ,  Ooksang YOO ,  Taehun KIM

IPC: G02F1/1362 ,  G09G3/36 ,  G02F1/1368

CPC classification number: G02F1/136213 ,  G02F1/136286 ,  G02F1/1368 ,  G09G3/3614 ,  G09G3/3655 ,  G09G3/3688 ,  G09G2300/0413 ,  G09G2300/0426 ,  G09G2300/0876 ,  G09G2310/0297 ,  G09G2310/066 ,  G09G2370/08

Abstract: A liquid crystal display (LCD) device according to an embodiment includes a liquid crystal panel in which a gate line, a dummy data line, and a data line are disposed, a timing controller configured to generate compensation data, a data driver configured to generate a compensation data voltage on the basis of the compensation data, provide the generated compensation data voltage to the dummy data line, and provide a data voltage for displaying an image to the data line, a common electrode configured to provide a common voltage to pixels of the liquid crystal panel, and a compensation capacitor positioned outside of a pixel array of the liquid crystal panel and charged upon receiving the compensation data voltage.

Abstract translation: 根据实施例的液晶显示器（LCD）装置包括其中设置有栅极线，虚拟数据线和数据线的液晶面板，被配置为产生补偿数据的定时控制器，被配置为产生 基于补偿数据的补偿数据电压，将产生的补偿数据电压提供给虚拟数据线，并提供用于向数据线显示图像的数据电压，公共电极，被配置为向 液晶面板和位于液晶面板的像素阵列外侧的补偿电容器，并在接收到补偿数据电压时进行充电。

公开(公告)号：US20210027712A1

公开(公告)日：2021-01-28

申请号：US16921274

申请日：2020-07-06

Applicant: LG Display Co., Ltd.

Inventor： Kyujin KIM ,  Taehun KIM ,  Donggun LEE

IPC: G09G3/3258 ,  G09G3/3266 ,  G09G3/3291

Abstract: A display device includes: a display panel provided with multiple pixels; a driving circuit; and a power generator, wherein each of the pixels includes: a first switching transistor of which a gate electrode is connected to the gate line, of which a first electrode is connected to the data line, and of which a second electrode is connected to a first node; a driving transistor of which a gate electrode is connected to a reference line and thus receives a reference voltage supplied from the power generator, of which a first electrode is connected to the first node, and of which a second electrode is connected to a second node; and a light-emitting device of which an anode electrode is connected to the second node, and of which a cathode electrode is connected to a power line through which the power generator supplies a low-potential power supply voltage.

公开(公告)号：US20190005888A1

公开(公告)日：2019-01-03

申请号：US15835171

申请日：2017-12-07

Applicant: LG DISPLAY CO., LTD.

Inventor： Taehun KIM ,  Kitae KWON ,  Kyujin KIM ,  Jiah KIM

IPC: G09G3/3291 ,  G09G3/3258

CPC classification number: G09G3/3291 ,  G09G3/3233 ,  G09G3/3258 ,  G09G2300/0814 ,  G09G2300/0819 ,  G09G2310/0251 ,  G09G2310/027 ,  G09G2320/0233 ,  G09G2320/0295 ,  G09G2320/045

Abstract: The disclosure relates to data driver and organic light emitting display device. The data driver includes: an input unit configured to receive an input data; a compensation data generator configured to generate a compensation data by applying a compensation value to the input data; a converter unit configured to convert the input data into an image data voltage and to convert the compensation data into a compensation data voltage; and an output unit configured to separately output the image data voltage and the compensation data voltage to a data line of the organic light emitting display.