收稿日期:2021-11-03第一作者:王剑飞(1988—),男,硕士,工程师,主要研究方向为天线,射频通信电路。E-mail:278334900@qq.com通信作者:吴建军(1972—),男,副研究员。E-mail:13389265334@189.cn无人机导航抗干扰接收机射频前端设计王剑飞1,吴建军2,吴利刚3,王水1(1.西安爱生无人机技术有限公司,陕西西安710076;2.西北工业大学,陕西西安710072;3.火箭军驻西安地区第六军事代表室,陕西西安710076)摘要:针对现有的工业无人机导航接收机基本不具备抗干扰性能,无人机卫星导航信号易受干扰。研究在电磁干扰环境相对恶略情况下,依然能够捕获导航信号,能正常精确定位的抗干扰导航接收机,并可应用于无人设备,已经成为无人机卫星导航定位技术发展面临的重大课题。为此设计了一款小型化导航抗干扰接收机射频前端,最后对射频电路前端进行了测试,并给出测试结果,验证系统的可行性。关键词:天线;射频前端;抗干扰;导航中图分类号:TH712文章编号:1000-0682(2022)02-0107-05文献标识码:ADOI:10.19950/j.cnki.cn61-1121/th.2023.02.021RFfrontenddesignofUAVnavigationantijammingreceiverWANGJianfei1,WUJianjun2,WULigang3,WANGShui1(1.Xi’anASNNAVTechnologyCo.Ltd.,ShaanxiXi’an710076,China;2.NorthwesternPolytechnicalUniversity,ShaanxiXi’an710072,China;3.TheSixthMilitaryRepresentativeOfficeoftheRocketForceinXi’an,ShaanxiXi’an710076,China)Abstract:TheexistingnavigationreceiverofindustrialUAVhasnoanti-jammingperformance,sothesatellitenavigationsignalofUAViseasytobeinterfered.Theresearchofanti-jammingnavigationreceiver,whichcancapturenavigationsignalandlocateaccuratelyinrelativelybadelectromagneticinter-ferenceenvironment,andcanbeappliedtounmannedequipment,hasbecomeamajorissueinthede-velopmentofUAVsatellitenavigationandpositioningtechnology.Forthisreason,aminiaturenavigationanti-jammingreceiverRFfront-endisdesigned.Finally,theRFcircuitfront-endistested,andthetestresultsaregiventoverifythefeasibilityofthesystem.Keywords:antenna;RFfrontend;anti-jamming;navigation0引言全球卫星导航系统具有授时精准、定位精度高、实时性强等特点,其在诸多重要国民经济领域和军事领域举足轻重[1]。然而由于卫星与地球表面相...