TOUCH SCREEN CONTROLLER TO GENERATE SINGLE-ENDED TOUCH SIGNAL, AND TOUCH SCREEN SYSTEM AND DISPLAY APPARATUS INCLUDING THE SAME
    1.
    发明申请
    TOUCH SCREEN CONTROLLER TO GENERATE SINGLE-ENDED TOUCH SIGNAL, AND TOUCH SCREEN SYSTEM AND DISPLAY APPARATUS INCLUDING THE SAME 审中-公开
    触摸屏幕控制器,用于生成单端触摸信号,触摸屏系统和显示装置,包括它们

    公开(公告)号:US20150138145A1

    公开(公告)日:2015-05-21

    申请号:US14532153

    申请日:2014-11-04

    CPC classification number: G06F3/0418 G06F3/0416 G06F3/044

    Abstract: A touch screen controller, a touch screen system, and a display apparatus including the same includes a touch data generator that supplies a first transmission signal to a first sensing line, supplies a second transmission signal to a second sensing line adjacent to the first sensing line, receives differential touch signals from the first and second sensing lines, and performs an arithmetic operation on the differential touch signals to generate a single-ended touch signal, and a control logic that calculates touch coordinates by using the single-ended touch signal from the touch data generator. At least one of phases and frequencies of the first and second transmission signals have different values.

    Abstract translation: 触摸屏控制器,触摸屏系统和包括该触摸屏系统的显示装置包括将第一传输信号提供给第一传感线的触摸数据发生器,将第二传输信号提供给与第一传感线相邻的第二传感线 接收来自第一和第二感测线的差分触摸信号,并对差分触摸信号执行算术运算以产生单端触摸信号;以及控制逻辑,其通过使用来自该触摸信号的单端触摸信号来计算触摸坐标 触摸数据发生器。 第一和第二传输信号的相位和频率中的至少一个具有不同的值。

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