分析了该信号的时域、频域、倒谱，循环谱等,直线阵采用切比学夫加权控制主旁瓣比，可以提取一幅图中想要的目标。- Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. Linear array using cut than learning laid upon the right control of the main sidelobe ratio, Target can be extracted in a picture you want.