通道间相位差求解算法分析

The comparison of common algorithms of phase difference between channels

介绍了通道间相位差计算的几种常用算法:IQ正交算法、数字相关法、FFT法和基于FFT的相位差分法。比较了各算法的适用条件、计算量,分析了各算法的性能。为实际工程应用提供参考。

Several common algorithms of the phase difference between channels are introduced,namely the FFT,IQ orthogonal,digital correlation and FFT-based phase difference algorithms,with the applicability,calculation and performances of each algorithm analyzed and compared to provide reference for actual engineering applications.