用于氦光泵磁力仪的数字滤波器设计

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7 相同抽取倍数的多级CIC滤波器归一化幅频特性

Fig.7 Normalized amplitude frequency characteristics of multi-stage CIC filters with same decimation factor