公开(公告)号：US10282043B2

公开(公告)日：2019-05-07

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: G06F3/041 ,  G06F3/044

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.

公开(公告)号：US09778529B2

公开(公告)日：2017-10-03

申请号：US14885767

申请日：2015-10-16

Applicant: LG Display Co., Ltd.

Inventor： Yong Chan Park ,  Jin Seong Kim ,  Seung Kyeom Kim

IPC: G02F1/136 ,  G02F1/1362 ,  G02F1/1339 ,  G02F1/1333

CPC classification number: G02F1/136286 ,  G02F1/13338 ,  G02F1/13394

Abstract: Disclosed are an in-cell touch liquid crystal display (LCD) device based on a twisted nematic (TN) mode, a method of manufacturing the same, a method of manufacturing a thin film transistor (TFT) array substrate, and a method of manufacturing a color filter array substrate. The TFT array substrate includes a TFT disposed in a pixel area defined by an intersecting gate line and data line, a conductive line disposed on the TFT, and a transparent conductive layer in electrical contact with the conductive line. The color filter array substrate includes a light shield layer, a color filter, an overcoat layer covering the light shield layer and the color filter, a column spacer disposed on the overcoat layer, and a common electrode disposed on the overcoat layer and the column spacer, where the conductive line supplies the common electrode with a common voltage or a touch driving signal.

公开(公告)号：US09377913B2

公开(公告)日：2016-06-28

申请号：US14140240

申请日：2013-12-24

Applicant: LG Display Co., Ltd.

Inventor： Tae Hwan Kim ,  Yong Chan Park ,  Sang Soo Hwang ,  Jin Woo Park

IPC: G06F3/044 ,  G06F3/041

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：US20140210774A1

公开(公告)日：2014-07-31

申请号：US14140240

申请日：2013-12-24

Applicant: LG Display Co., Ltd.

Inventor： Tae Hwan Kim ,  Yong Chan Park ,  Sang Soo Hwang ,  Jin Woo Park

IPC: G06F3/041 ,  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：US20140118277A1

公开(公告)日：2014-05-01

申请号：US14060814

申请日：2013-10-23

Applicant: LG Display Co., Ltd.

Inventor： Tae Hwan Kim ,  Yong Chan Park ,  Sang Soo Hwang

IPC: G06F3/041

CPC classification number: G06F3/044 ,  G06F2203/04103

Abstract: Disclosed is a display device with integrated touch screen. The display device includes a plurality of receiving electrodes formed in a block type and in parallel with a plurality of data lines, a driving electrode group configured to include a plurality of driving electrodes that are respectively disposed between the plurality of receiving electrodes, a plurality of receiving electrode lines respectively connected to the plurality of receiving electrodes, a plurality of driving electrode lines configured to extend from the respective driving electrodes to the first non-display area, a driving IC configured to apply a common voltage or a driving pulse to the plurality of receiving electrode lines and the plurality of driving electrode lines, and a plurality of driving dummy lines formed at a plurality of pixels, covered by a corresponding driving electrode, in a direction parallel to the plurality of driving electrode lines.

Abstract translation: 公开了具有集成触摸屏的显示装置。 该显示装置包括：多个接收电极，其形成为块状并与多条数据线并联;驱动电极组，被配置为包括分别设置在所述多个接收电极之间的多个驱动电极，多个 分别连接到所述多个接收电极的接收电极线，被配置为从各个驱动电极延伸到所述第一非显示区域的多个驱动电极线;被配置为向所述多个接收电极施加公共电压或驱动脉冲的驱动IC 接收电极线和多个驱动电极线以及在与多个驱动电极线平行的方向上由相应的驱动电极覆盖的多个像素处形成的多个驱动虚拟线。