公开(公告)号：US20140240279A1

公开(公告)日：2014-08-28

申请号：US14144178

申请日：2013-12-30

Applicant: LG DISPLAY CO., LTD.

Inventor： Sang Soo HWANG ,  Tae Hwan KIM

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/0412 ,  G06F3/044

Abstract: Discussed is a display device with integrated touch screen. The display device includes a panel configured to include a plurality of electrodes and a display driver IC that applies a common voltage to the plurality of electrodes, a touch IC configured to generate a touch scan signal, and apply the touch scan signal to the display driver IC, a plurality of first link lines configured to connect the plurality of electrodes to the display driver IC in a first direction, and a plurality of second link lines respectively connected to the plurality of electrodes to extend in a second direction opposite to the first direction to contact a distal end of the panel. The display driver IC applies the common voltage or the touch scan signal to the plurality of electrodes through the plurality of first link lines according to a driving mode of the panel.

Abstract translation: 讨论的是具有集成触摸屏的显示设备。 所述显示装置包括被配置为包括多个电极的面板和向所述多个电极施加公共电压的显示驱动器IC，配置为产生触摸扫描信号的触摸IC，以及将所述触摸扫描信号施加到所述显示驱动器 IC，多个第一连接线，被配置为沿着第一方向将多个电极连接到显示驱动器IC;以及多个第二连接线，分别连接到多个电极，以沿与第一方向相反的第二方向延伸 以接触面板的远端。 显示驱动器IC根据面板的驱动模式，通过多条第一连接线将公共电压或触摸扫描信号施加到多个电极。

公开(公告)号：US20160274704A1

公开(公告)日：2016-09-22

申请号：US15167816

申请日：2016-05-27

Applicant: LG Display Co., Ltd.

Inventor： Tae Hwan KIM ,  Yong Chan PARK ,  Sang Soo HWANG ,  Jin Woo PARK

IPC: G06F3/044

CPC classification number: G06F3/044 ,  G06F3/0412

Abstract: Disclosed is a display apparatus which facilitates to improve touch sensitivity by decreasing parasitic capacitance between a common electrode and gate/data lines, and decreasing delay on touch sensing and displaying driving, wherein the display apparatus may include a lower panel including a pixel electrode; an upper panel including the common electrode, wherein the common electrode together with the pixel electrode forms an electric field for displaying an image for a displaying driving mode, and the common electrode senses a capacitance change in accordance with a user's touch for a touch sensing mode; and a liquid crystal layer of VA mode formed between the lower and upper panels, and changed in accordance with the electric field between the pixel and common electrodes.

Abstract translation: 公开了一种通过减小公共电极和栅极/数据线之间的寄生电容并减少触摸感测和显示驱动的延迟而有助于提高触摸灵敏度的显示装置，其中显示装置可以包括包括像素电极的下面板; 包括公共电极的上面板，其中公共电极与像素电极一起形成用于显示用于显示驱动模式的图像的电场，并且公共电极根据用户对触摸感测模式的触摸感测电容变化 ; 以及形成在上下面板之间的VA模式的液晶层，并且根据像素和公共电极之间的电场而改变。

公开(公告)号：US20150002421A1

公开(公告)日：2015-01-01

申请号：US14310795

申请日：2014-06-20

Applicant: LG Display Co., Ltd.

Inventor： Tae Hwan KIM ,  Young Joon LEE ,  SunYeop KIM

IPC: G06F3/041

CPC classification number: G06F3/041 ,  G06F3/0416 ,  G06F3/044

Abstract: Disclosed are a display device and a driving method thereof. The display device includes a first common electrode line connected to a first common electrode of a plurality of common electrodes, and formed to overlap a data line formed in a panel where the plurality of common electrodes are formed. The plurality of common electrodes are separated from each other in a block form, receive a common voltage in an image output period, and receive a touch driving voltage in a touch sensing period. The display device includes a second common electrode separated from the first common electrode line with a protective layer therebetween, and configured to include two second common electrode plates which are separated from each other in a left and right direction with respect to the first common electrode line.

Abstract translation: 公开了一种显示装置及其驱动方法。 显示装置包括与多个公共电极的第一公共电极连接并形成为与形成有多个公共电极的面板中形成的数据线重叠的第一公共电极线。 多个公共电极以块形式彼此分离，在图像输出周期中接收公共电压，并且在触摸感测周期中接收触摸驱动电压。 显示装置包括与第一公共电极线分离的第二公共电极，其间具有保护层，并且被配置为包括相对于第一公共电极线在左右方向上彼此分离的两个第二公共电极板 。