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郭琦, 邓肖丹, 李学砚, 栾晓东, 李萌, 李冰, 谢民英, 范正一

Design of a digital filter for optically pumped helium magnetometers

GUO Qi, DENG Xiao-Dan, LI Xue-Yan, LUAN Xiao-Dong, LI Meng, LI Bing, XIE Min-Ying, FAN Zheng-Yi

图10 不同a取值对应一阶低通IIR滤波器的时域特性

Fig.10 Different a values correspond to time domain characteristics of first-order low-pass IIR filters