复杂电磁环境下组网雷达对隐身目标的跟踪研究

Research on tracking stealth targets of netted radar in complex electromagnetic environment

在复杂电磁环境背景下,研究了组网雷达基于粒子滤波算法对隐身目标的跟踪滤波问题,建立了雷达观测方程和隐身目标的多基地雷达截面积模型,分析了基于UPF的组网雷达目标跟踪滤波算法。利用计算机仿真验证了复杂电磁环境下组网雷达利用粒子滤波技术跟踪隐身目标的有效性,并对几种跟踪算法的效率进行了比较。

The problem of netted radar tracking stealth targets based on particle filtering in complex elec tromagnetic environment is studied. The radar observation equations and the radar cross section of stealth targets in complex electromagnetic environment are established. The tracking algorithm based on unscented Kalman filter of netted radar is analyzed. Simulation results validate the particle filtering technology of netted radar can track stealth targets in complex electromagnetic environment, and some conclusions on the efficiency of tracking algorithms are drawn.