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    TOUCH DISPLAY DEVICE, PEN, TOUCH SYSTEM, TOUCH CIRCUIT, AND PEN RECOGNITION METHOD
    1.
    发明申请
    TOUCH DISPLAY DEVICE, PEN, TOUCH SYSTEM, TOUCH CIRCUIT, AND PEN RECOGNITION METHOD 审中-公开

    公开(公告)号：US20190004649A1

    公开(公告)日：2019-01-03

    申请号：US15791665

    申请日：2017-10-24

    Applicant: LG DISPLAY CO., LTD.

    Inventor： Suyun JU ,  HyungUk JANG ,  SangHyuck BAE ,  DoYoung JUNG ,  SeungSeok OH ,  Sungsu HAN

    IPC: G06F3/041 ,  G06F3/044 ,  G06F3/0354

    Abstract: A touch display device may include: a panel including a plurality of touch electrodes, and a touch circuit configured to: transfer a panel driving signal to the panel, and receive a pen information signal, output from a pen in response to the panel driving signal, through the panel, each of the panel driving signal and the pen information signal including a plurality of pulses, the pen information signal including one or more state sections among: an in-phase state section including pulses in phase with the pulses of the panel driving signal, an antiphase state section including pulses having a different phase from the pulses of the panel driving signal, and a passive state section distinguished from the in-phase state section and the antiphase state section.

    TOUCH SCREEN DEVICE
    2.
    发明申请
    TOUCH SCREEN DEVICE 审中-公开
    触摸屏设备

    公开(公告)号：US20160188007A1

    公开(公告)日：2016-06-30

    申请号：US14961371

    申请日：2015-12-07

    Applicant: LG DISPLAY CO., LTD.

    Inventor： DoYoung JUNG ,  SungChul KIM ,  SangHyuck BAE ,  Sungsu HAN ,  Suyun JU

    IPC: G06F3/038 ,  G06F3/0354 ,  G06F3/044 ,  G06F3/041

    CPC classification number: G06F3/0383 ,  G06F3/03545 ,  G06F3/038 ,  G06F3/0412 ,  G06F3/0414 ,  G06F3/0416 ,  G06F3/044

    Abstract: Disclosed is a touch screen device for transmitting pressure information based on a touch pen without a separate sensor being provided in a touch panel. The touch screen device includes a touch screen and a touch pen transmitting a pen output signal to the touch screen. The touch pen adjusts the pen output signal according to pressure which is applied thereto when the touch pen contacts the touch screen.

    Abstract translation: 公开了一种触摸屏装置，用于在触摸板上传送压力信息，而不需要在触摸面板中提供单独的传感器。 触摸屏设备包括触摸屏和将笔输出信号发送到触摸屏的触摸笔。 当触摸笔接触触摸屏时，触摸笔根据施加到其上的压力来调节笔输出信号。

    TOUCH DISPLAY DEVICE AND TOUCH SENSING CIRCUIT
    3.
    发明申请
    TOUCH DISPLAY DEVICE AND TOUCH SENSING CIRCUIT 审中-公开

    公开(公告)号：US20200210021A1

    公开(公告)日：2020-07-02

    申请号：US16726530

    申请日：2019-12-24

    Applicant: LG Display Co., Ltd.

    Inventor： Suyun JU ,  HyungUk JANG ,  Sungsu HAN ,  DoYoung JUNG ,  SangHyuck BAE ,  Jongsung KIM

    IPC: G06F3/044

    Abstract: A touch display device comprises a touch panel including a plurality of touch electrodes; and a touch driving circuit configured to sense one or more of the plurality of touch electrodes, wherein the touch driving circuit has an operation period including a plurality of touch intervals that includes a first sensing interval and a second sensing interval, and the first sensing interval includes at least a first time division sensing interval and the second sensing interval includes at least a second time division sensing interval, and wherein the touch driving circuit is configured to detect a pen signal output from a first pen through one or more touch electrodes of the plurality of touch electrodes during the first time division sensing interval, and detect a pen signal output from a second pen through one or more touch electrodes of the plurality of touch electrodes during the second time division sensing interval.

    TOUCH SCREEN DEVICE
    5.
    发明申请
    TOUCH SCREEN DEVICE 有权
    触摸屏设备

    公开(公告)号：US20160188006A1

    公开(公告)日：2016-06-30

    申请号：US14961203

    申请日：2015-12-07

    Applicant: LG DISPLAY CO., LTD.

    Inventor： Sungsu HAN ,  SungChul KIM ,  SangHyuck BAE ,  Suyun JU ,  DoYoung JUNG

    IPC: G06F3/038 ,  G06F3/041 ,  G06F3/0354

    CPC classification number: G06F3/0383 ,  G06F3/03545 ,  G06F3/038 ,  G06F3/0412 ,  G06F3/0416 ,  G06F3/044

    Abstract: Disclosed is a touch screen device for accurately detecting a touch by using a touch pen without having a separate sensor provided in a touch panel. The touch screen device includes a touch screen including a plurality of touch electrodes, a touch driving circuit applying a touch electrode driving signal to the plurality of touch electrodes, and a touch pen receiving the touch electrode driving signal applied to the plurality of touch electrodes and transmitting a pen output signal, synchronized with the received touch electrode driving signal, to the touch screen.

    Abstract translation: 公开了一种用于通过使用触摸笔来精确检测触摸的触摸屏设备，而不需要在触摸面板中设置单独的传感器。 触摸屏装置包括具有多个触摸电极的触摸屏，向多个触摸电极施加触摸电极驱动信号的触摸驱动电路，以及接收施加到多个触摸电极的触摸电极驱动信号的触摸笔，以及 将与所接收的触摸电极驱动信号同步的笔输出信号发送到触摸屏。

    TOUCH SCREEN DEVICE
    9.
    发明申请
    TOUCH SCREEN DEVICE 审中-公开
    触摸屏设备

    公开(公告)号：US20160188005A1

    公开(公告)日：2016-06-30

    申请号：US14959337

    申请日：2015-12-04

    Applicant: LG DISPLAY CO., LTD.

    Inventor： Suyun JU ,  SungChul KIM ,  SangHyuck BAE ,  Sungsu HAN ,  DoYoung JUNG

    IPC: G06F3/038 ,  G06F3/041 ,  G06F3/0354

    Abstract: Disclosed is a touch screen device for transmitting button manipulation information based on a touch pen without using a separate wireless communication module. The touch screen device includes a touch screen including a plurality of touch electrodes, a touch driving circuit applying a touch electrode driving signal to the plurality of touch electrodes, and a touch pen receiving the touch electrode driving signal applied to the plurality of touch electrodes and transmitting a pen output signal to the touch screen in response to the received touch electrode driving signal. The touch pen includes at least one button, and when a user manipulates the at least one button, the touch pen adjusts the pen output signal.

    Abstract translation: 公开了一种用于在不使用单独的无线通信模块的情况下基于触摸笔发送按钮操作信息的触摸屏设备。 触摸屏装置包括具有多个触摸电极的触摸屏，向多个触摸电极施加触摸电极驱动信号的触摸驱动电路，以及接收施加到多个触摸电极的触摸电极驱动信号的触摸笔，以及 响应于所接收的触摸电极驱动信号将笔输出信号发送到触摸屏。 触摸笔包括至少一个按钮，并且当用户操纵至少一个按钮时，触摸笔调节笔输出信号。

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