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针对组网雷达的无人机集群航迹欺骗综合误差分析

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无人机集群在对组网雷达进行航迹欺骗过程中通过延时转发截获的雷达信号生成虚假目标点,而雷达站址误差、无人机抖动误差及转发时延误差均会造成虚假目标点偏离预设位置,进而使航迹欺骗效果恶化.针对上述问题,该文在雷达量测位置、无人机预设位置和欺骗距离已知以及组网雷达空间分辨单元(SRC)一定的情况下,分析了雷达站址误差、无人机抖动误差及转发时延误差同时存在时无人机集群成功欺骗组网雷达的边界条件,并总结了上述误差对航迹欺骗效果的影响规律.数值仿真结果表明,当3种误差同时存在时,推导结果可以有效评估无人机集群对组网雷达的欺骗能力.
Comprehensive Error in UAV Cluster Trajectory Deception for Networked Radar
In the process of trajectory deception against the networked radar using an Unmanned Aerial Vehicle(UAV)cluster,false target points are generated by delaying and forwarding intercepted radar signals.Errors such as radar station location errors,UAV jitter errors,and forwarding delay errors can all cause these false target points to deviate from their intended positions,thereby degrading the effectiveness of the deception.Considering known radar measurement positions,UAV preset positions,deception distances,and a specific Space Resolution Cell(SRC)of the networked radar,the boundary condition of successfully deceiving networked radar by a UAV cluster is analyzed in this paper.The impact patterns of these errors on deception effectiveness are also summarized in the paper.The numerical simulation results show that when all three kinds of errors are present,the derived results can effectively evaluate the deception ability of the UAV cluster to the networked radar.

Trajectory deceptionNetworked radarUAV clusterError analysis

时晨光、蒋泽宇、严牧、周建江、闻雯

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南京航空航天大学雷达成像与微波光子技术教育部重点实验室 南京 210016

电磁空间认知与智能控制技术实验室 北京 100191

航迹欺骗 组网雷达 无人机集群 误差分析

2024

电子与信息学报
中国科学院电子学研究所 国家自然科学基金委员会信息科学部

电子与信息学报

CSTPCD北大核心
影响因子:1.302
ISSN:1009-5896
年,卷(期):2024.46(12)