在瑞利衰落下对OFDM系统进行的仿真，用MATLAB实现。-in Rayleigh fading under the OFDM system simulation using MATLAB.

掌握梳状导频和信道估计算法，实现MATLAB仿真；建立简单的系统结构和信道模型；在含多普勒频移的瑞利衰落信道下，进行含信道估计算法的OFDM系统仿真，并进行性能分析。 -Comb master and pilot channel estimation algorithm, the realization of MATLAB simulation the establishment of a simple system structure and channel model with D