仿真LFM信号，针对不同采样频率下的DFT结果，观察不同时域带宽因子TBP的LFM信号频谱以及实现无误差的脉冲压缩。-Simulation LFM signal DFT results for different sampling frequencies observed the domain bandwidth factor TBP LFM signal spectrum and to achieve error-free pulse compression.