地地导弹GPS/INS组合制导中GPS抗干扰技术研究

Research on GPS Anti-jam Technologyies of GPS/INS Integrated Guidance for Ground-to-ground Missile

基于GPS地面干扰类型 ,简要介绍了GPS硬件抗干扰技术 ,重点研究了弹体遮挡、地球遮挡及惯导辅助对提高GPS弹载接收机抗地面干扰源干扰的作用 .仿真分析结果表明 :利用弹体及地球遮挡和惯导辅助可有效提高弹道导弹和巡航导弹中GPS接收机的抗干扰能力 .

How to jam the GPS with the jammer on ground is analyzed and the anti-jam technologies in hardware are presented briefly.The impact utilizing missile body and earth surface barrier and inertia aiding is discussed mainly.Simulation and analysis result shows that missile body,earth surface and inertia aiding can be effectively used to enhance the anti-jam capacity of GPS receiver both in ballistic and cruise missile.