快速傅里叶变换 diskrete fouriertransformation fast fourier transform (fft); fasst fourier transform; fast fourier tra formation; fast fourier transform(fft); fast fourier transformation; fft,fast fourier transform
Furthermore , sampling and processing of ac , including some ac sampling algorithms , are reached . mainly , fft algorithm and full - wave fourier algorithm are discussed . calculation of active power and imaginary power is researched 同时对模拟量的采集与处理以及一些交流采样的算法进行了研究;主要就快速傅里叶变换算法、全波傅氏算法以及有功功率、无功功率的计算、滤波的参数选取、谐波的计算进行了讨论。