Capacitance-type touch panel device and operation method for same
Disclosed are a capacitance-type touch panel device and an operation method for same. In order that the effect of disturbance noise comprised in a reception signal is minimized, a calculation for a digital code which has been converted into a digital signal type is performed. Information about the n...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | Disclosed are a capacitance-type touch panel device and an operation method for same. In order that the effect of disturbance noise comprised in a reception signal is minimized, a calculation for a digital code which has been converted into a digital signal type is performed. Information about the noise level of the digital code is compared to a reference value, and, if the frequency of the noise is determined to be similar to the frequency of the reception signal, the frequency of an operation signal, which is supplied from a signal generation unit, is changed.
公开种电容型触摸板装置及其驱动方法。为最小化包含于接收信号的干扰噪声的影响而对转换为数字信号形态的数字码进行运算。比较关于数字码的噪声水平的信息与基准值,当判断结果为噪声的频率与接收信号的频率相近的情况下,变更从信号生成部提供的驱动信号的频率。 |
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