基于NB-IoT的宽频带岩矿石标本频谱激电响应测试仪测控软件研发

侯胜蓝, 陈儒军, 王子辉, 刘志同, 刘瑨

Development of the NB-IoT-based measurement and control software for broadband SIP response testers for rock and ore specimens

HOU Sheng-Lan, CHEN Ru-Jun, WANG Zi-Hui, LIU Zhi-Tong, LIU Jin

表2 采样频率、采样点数与信号频率关系

Table 2 Relationship among sampling frequency, sampling points and signal frequency

信号频率 f1/Hz 采样频率 f2/Hz 采样时间 t/s 采样点数 (N=f2×t) 频率分辨率 (r=f2/N) f1>50000 1250000 0.0032 4000 312.500 50000≥f1>5000 625000 0.0064 4000 156.250 5000≥f1>1000 312500 0.0128 4000 78.125 1000≥f1>100 156250 0.5000 78125 2.000 100≥f1≥1 78125 1.0000 78125 1.000