2024年2月第1期现代导航·33·某型救生电台北斗定位通信特性及其检测技术研究季德雨，严家兴，高长亮（大连长丰实业总公司，大连116038）摘要：随着北斗卫星导航定位技术的迅速发展及相关服务的广泛应用，某型救生电台配置了北斗定位和短报文通信功能，产品修理时的北斗定位通信性能检查测试需求随之而来。在分析救生电台及其北斗定位通信单元功能结构特性的基础上，从卫星无线电测定业务（RDSS）技术原理着手，深入解析救生电台北斗定位通信技术指标，识别修理过程中的性能检测项目；设计一种涵盖北斗天线及核心单元的无线辐射式整机性能检测方案，给出北斗定位通信性能检测流程和具体测试方法。可为其他北斗卫星导航产品修理及新型救生电台自主维修保障能力建设提供技术支撑。关键词：救生电台；北斗；定位；通信；卫星无线电测定业务；性能检测中图分类号：V241文献标志码：A文章编号：1674-7976-(2024)-01-033-06ResearchonBeidouPositioningCommunicationCharacteristicsandTestTechnologyofLifesavingRadioJIDeyu,YANJiaxing,GAOChangliangAbstract:WiththerapiddevelopmentofBeidousatellitenavigationandpositioningtechnologyandthewideapplicationofrelatedservices,acertaintypeoflifesavingradioisequippedwithBeidoupositioningandshortmessagecommunicationfunctions,andthetestrequirementsofBeidoupositioningcommunicationperformanceinproductrepairarefollowed.BasedontheanalysisofthefunctionalstructurecharacteristicsofthelifesavingradioanditsBeidoupositioningcommunicationunit,thetechnicalindicatorsofBeidoupositioningcommunicationoflifesavingradioisanalyzeddeeplyfromthetechnicalprincipleofRadioDeterminationSatelliteService(RDSS),andtheperformancetestingitemsinitsrepairprocessisidentified.AwirelessradiationmachineperformancetestingschemecoveringtheBeidouantennaandcoreunitisdesigned,andtheBeidoupositioningcommunicationperformancetestingprocessandspecifictestingmethodsaregiven.ThetechnicalsupportfortherepairofotherBeidousatellitenavigationproductsandtheindependentmaintenancecapabilityofnewlifesavingradioscanbeprovided.Keywords:LifesavingRadio;Beidou;Positioning;Communication;RadioDeterminationSatelliteService;PerformanceTest0引言飞行员救生电台作为航空救...
