通过虚拟阵元进行DOA估计，合成孔径雷达（SAR)目标成像仿真，正确率可以达到98％，真的是一个好程序，各种kalman滤波器的设计，模拟数据分析处理的过程。- Conducted through virtual array DOA estimation, Synthetic Aperture Radar (SAR) imaging simulation target, Accuracy can reach 98 , Really is a good program, Various kalman filter design, Analog data analysis processing.