提出了一种基于Virtex -II系列FPGA ,结合USB2 .0及大容量同步动态存储器SDRAM实现测量雷达目标模拟器的方法。重点对此测量雷达目标模拟器的数学模型及功能实现进行了比较系统的介绍 ,给出了实验结果 ,并分析了设计特点。该目标模拟器能够满足对高速目标进行回波模拟的要求 ,且降低了系统调试成本 ,减小了外场实验难度

A kind of target simulator for instrumentation radar measure is introduced, Its key element is Virtex II series FPGA combined with USB2.0 and mass capacity synchronous DRAM. Firstly the simulator's mathematical model and basic functions are analyzed in detail, its experiment result is given. Lastly the design features are analyzed. The target simulator can meet our demands on high velocity target echo simulation. With its use, system debugging cost and field test difficulty are reduced. [

TN955