The toroidal core was excited by sharp pulse current. The sensor circuit is composed of peak value detector, Butterworth low-pass filter and differential amplifier.
磁芯采用高频脉冲电流励磁，信号处理电路由峰值检波、低通滤波及差动电路构成。
Detector: Return value of method ignored.
检测器：忽略方法返回值。
The fuzzy impulse noise detector USES the median value and neighborhood information in the window to detects impulse noise. The impulse noise canceller USES minimum-maximum estimate method.
模糊脉冲噪声检测器用窗口内的中值与邻近像素信息来检测脉冲噪声，而脉冲消除器用最小最大值算法计算噪声像素的估计值。
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