公开(公告)号：US20190129540A1

公开(公告)日：2019-05-02

申请号：US16230984

申请日：2018-12-21

Applicant: LG Display Co., Ltd.

Inventor： JungHan LEE ,  HongChul KIM ,  SungChul KIM ,  JeongSeop LEE ,  SeungEun PYO

IPC: G06F3/044 ,  G06F3/041

CPC classification number: G06F3/044 ,  G06F3/0412 ,  G06F3/0416

Abstract: Discussed are a display device with an integrated touch screen and a method of operating the same. The display device according to an embodiment includes a display panel including a plurality of pixel electrodes; a touch screen including m number of electrodes which are formed to overlap with the plurality of pixel electrodes, wherein m is a multiple of n, and n is an integer equal to or greater than two, and wherein the m electrodes are divided into n number of electrode groups; a touch driver configured to generate a touch scan signal and to supply the generated touch scan signal to a display driver; and the display driver configured to apply a common voltage or the touch scan signal to one or more of the m electrodes depending on a driving mode of the display device.

公开(公告)号：US20180143712A1

公开(公告)日：2018-05-24

申请号：US15875696

申请日：2018-01-19

Applicant: LG Display Co., Ltd.

Inventor： JungHan LEE ,  HongChul KIM ,  SungChul KIM ,  JeongSeop LEE ,  SeungEun PYO

IPC: G06F3/044 ,  G06F3/041

CPC classification number: G06F3/044 ,  G06F3/0412 ,  G06F3/0416

Abstract: Discussed are a display device with an integrated touch screen and a method of operating the same. The display device according to an embodiment includes a display panel including a plurality of pixel electrodes; a touch screen including m number of electrodes which are formed to overlap with the plurality of pixel electrodes, wherein m is a multiple of n, and n is an integer equal to or greater than two, and wherein the m electrodes are divided into n number of electrode groups; a touch driver configured to generate a touch scan signal and to supply the generated touch scan signal to a display driver; and the display driver configured to apply a common voltage or the touch scan signal to one or more of the m electrodes depending on a driving mode of the display device.

公开(公告)号：US20130342479A1

公开(公告)日：2013-12-26

申请号：US13714053

申请日：2012-12-13

Applicant: LG DISPLAY CO., LTD.

Inventor： SeungEun PYO ,  HongChul KIM

IPC: G06F3/041

CPC classification number: G06F3/041 ,  G06F3/0412 ,  G06F3/044 ,  G09G3/00

Abstract: A display device with an integrated touch screen including a panel including electrodes divided into n number of groups, where n is an integer more than or equal to two; a display driver IC configured to apply a common voltage to the n divided groups when a driving mode of the panel is a display driving mode, and to selectively apply a touch scan signal or the common voltage to the n divided groups when the driving mode of the panel is a touch driving mode; and a touch IC configured to generate the touch scan signal to apply the touch scan signal to the display driver IC.

Abstract translation: 一种具有集成触摸屏的显示装置，包括：面板，其包括分成n个组的电极，其中n是大于或等于2的整数; 显示驱动器IC，被配置为当所述面板的驱动模式为显示驱动模式时，向所述n个分割组施加公共电压，并且当所述驱动模式为所述驱动模式时，选择性地对所述n个分割组施加触摸扫描信号或所述公共电压 面板是触摸驾驶模式; 以及配置为产生触摸扫描信号以将触摸扫描信号施加到显示驱动器IC的触摸IC。