可以得到很精确的幅值、频率、相位估计，包含了阵列信号处理的常见算法，鲁棒性好，性能优越，实现了对10个数字音的识别程序研究生时的现代信号处理的作业，考虑雨衰 阴影 和多径影响。- You can get a very accurate amplitude, frequency, phase estimation, Contains a common array signal processing algorithm, Robustness, superior performance, Realization of 10 digital audio recognition program Modern signal processing jobs when the graduate, Consider shadow rain attenuation and multipath effect.