说明：  该程序用于多普勒频率估计，可以估计多普勒模糊数与基带多普勒频率，从而得到解模糊情况下的多普勒频率，算法基于IEEE文章提出的wavelength diversity 算法所写的。
(This programme is used to resolve the absolute doppler frequenc without doppler ambiguity.The algorithm is based on the wavelength diversity idea proposed by the IEEE paper.)