In the simulator, sum-difference beams method based on point scatterer echo model which includes the random fluctuation character of object radar cross section is used to simulate target echo.

• 对于目标回波的模拟，本文在考虑目标雷达散射截面积起伏特性的基础上，采用基于点散射体回波信号模型的和差波束法来实现。