用matlab产生仿真BOC信号，并对BOC信号采样并用FFT进行频谱分析。-BOC signals generated simulation using matlab, and the BOC signal sampling and spectral analysis using FFT.

连续信号经理想采样前后的频谱变化关系的程序分析-Spectrum analysis program managers want to change the relationship between the continuous signal is sampled before and after