precorrected-FFT method 预修正快速傅里叶变换方法
split-step FFT method 快速分步傅里叶算法
highly precise fft method 高精度fft法
FFT threshold method FFT阈值法
FFT interpolation method FFT插值法
FFT filtering method 快速带通滤波方法
The two dimensional FFT method is applied to process closed fringe.
研究了二维fft处理闭合干涉条纹的算法。
The results show that the FFT method is and effective way for the FMCW detection radar in signal processing.
该结果表明，快速傅里叶变换(FFT)方法是对探测雷达系统的回波信号进行数字信号处理的有效方法。
FFT method is used here to decode the multi - frequency Register signals, which is also suitable for other multi - frequency signals' detection.
解码部分采用FFT算法从频域进行检测，该方法也可用于其它多频信号的检测。
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