基于kaiser窗的双谱线插值FFT谐波分析，利用贝叶斯原理估计混合logit模型的参数，本程序的性能已经超过其他算法，采用波束成形技术的BER计算。- Dual-line interpolation FFT harmonic analysis kaiser windows, Bayesian parameter estimation principle mixed logit model, This program has exceeded the performance of other algorithms, By applying the beam forming technology of BE.