In order to improve signal-to-noise ratio(SNR)in electric-magnetic vibroseis seismic prospecting, a phased-array vibroseis system that can generate a directional wave was developed.

• 为提高可控震源地震勘探数据的信噪比,采用能够产生定向地震波的相控震源,针对水平层状地下介质模型,给出了不同信噪比条件下的单震源、相控震源信号检测结果。