卫星信号模拟器研究现状及发展趋势_刘丽丽

刘丽丽,王可东(,100191)　　　:卫星信号模拟器是一种高精度的标准信号源,可以产生卫星导航信号,为导航接收机的研制开发、测试提供仿真环境,是导航接收机设计的必备辅助工具。详细介绍了卫星信号模拟器的国内外研究动态,总结了国内外在该领域的技术现状,最后,对卫星信号模拟器的未来发展趋势做了探讨。:卫星信号模拟器;导航接收机;GPS;GNSS:P228.4　　:A　　:1008-9268(2010)03-0058-050　　,,GPS(GloblePositioningSystem)、GLONASS、Galileo[1],,。,,。,,、[2]。,,,;,;,[3]。1　GPS,GPS。,,,GPSL1C/A。,,GPSL1、L2C/AP,GPSL2C、L5、M,GalileoE1、E5、GLONASSBOC,、。GPS[4-6]。。1.1　GPS(GPS)1994,,GPS,。GPS(CDMA),,,,L1L2。1),GPS。GPSGPS,GPS、,GPSPCI、DSP、FPGA、D/A、,12。GPS,GPS[7]。GNSS[8]。,[9]GPS,NS60012,NS60112,NS700:2010-03-09·58·GNSSWorldofChina/2010.3DOI:10.13442/j.gnss.2010.03.006。,。2)GPS,,,SpirentGSSSTR、CAST1000、2000、4000、WelnavigateGS100、GS600、GS1010。,GPS。SpirentGSS8000[10],SimGEN,“,3RF,。,”。SimGEN、、、、///。SimGEN,RF。,GSS8000。GSS8000GPS、Galileo、GLONASSSBAS。WelnavigateGS600L1C/A,GPS,,PC,,,[1]。1.2　,2。,。GPS,,。GPS,[21]。GPS。NS800[11],GPS、GLO-NASS,32,16GPS、8GLONASS3(6)。“NS800、、,,;,;;、、,”。,12BD2()[12],BD25GEO、3IGSO4MEORNSS,BD2、。,、、,,,SB1、B2、B3[13]。1.3　GalileoGalileo,“GPS”,,。GPS,、、,[14]。Gal-ileoGPS,GPS,Galileo(BinaryOffsetCarrier,BOC)[15-16]。Galileo,BOC,E5AltBOC(AlternateBOC),E1CBOC(CompositeBOC)。GalileoGalileoGPS()。Galileo,,Galileo。·59·2010.3/SpirentGalileoGSS7800GPSGSS7700。GalileoL1、E5a/E5b、E6,Galileo,,GNSSGalileo。GalileoSpirentGSS7700GPS,GSS4765。1.4　GLONASSGLONASS,GPS,GLONASS[17],,。,GLO-NASS,,。GLONASS:SP。SpirentSTR4780GLONASSGLONASS。GLONASS,STR4760GPS。STR4780GLONASS,,,2,。2　2.1　,:1),,,。2),,,。[18]。。,,,,,。,,,,,。2.2　,,,。,:1),“、;、,;,。”2)。,,;3)。,;,;4)(INS)。INS/GPS,INS/GPS;5)。,;6)。,,;7)。,,,,,,[19]。,;8)。·60·GNSSWorldofChina/2010.3[20],,、,,。3　　,,。,,,,。[1]　　.[J].,2006,36(8):30-32.[2]　LeiDong.IFGPSSignalSimulatorDevelopmentandVerification[D].Alberta:DepartmentofGeomaticsEngineering,CalgaryUniversity,Canada,2003.[3]　.[D].:,2006.[4]　BILLINGIC.Multi-ChannelGPS/SBASSimulatorProductSpecification[S].SPIRENTCommunica-tions,Issue16,2000.[5]　CRAMPONPG.ProductSpecificationforSTR4762RemoteControlUpgradeOptionforSPIRENTCom-municationsMulti-ChannelNavigationSimulators[S].SPIRENTCommunications,Issue1-05,2000.[6]　PHILLIPSG.STR4761Ethernet-BasedAidingandDataCapture0ptionfortheSPIRENTRangeofSat-elliteNavigationSimulators[S].SPIRENTCommu-nications,Issue5,2000.[7]　　,　,,.GPS[J].,2003,24(3):15-18.[8]　.GNSS[D].:,2008.[9]　.[EB/OL].2010-1-17,[10]　.GNSSGSS8000[EB/OL].2010-1-17,ht-tp://=73.[11]　.NS800[EB/OL].2010-1-17,[12]　.BD2[EB/OL].ht-tp://[13]　.GNSS[EB/OL].2010-1-17,=11.[14]　,,,.GalileoGPS[J].,2008,28(6):33-35.[15]　.Galileo[D].,2009.[16]　BETZJW.Binaryoffsetcarriermodulationsforra-dionavigation[J].JournaloftheInsti-tuteofNavi-gation,2002,48(4):1887-1893.[17]　,.GPSGLO-NASS[J].,2009,19(2):49-54.[18]　　,　,,.GPS[J].,2003,29(4):331-334.[19]　,　,.GPS[J].,2004,25(4):9-14.[20]　　,　,,.GPS[J].,2004,34(5):42-60.[21]　,.“”[J].,2005,17(11):2731-2733　(1987-),女,山东潍坊人,北京航空航天大学宇航学院08级硕士研究生,主要研究方向为:导航制导与控制。·61·2010.3/TheTrendofSatelliteSignalSimulatorsLIULI-li,WANGKe-dong(SchoolofAstronautics,BeijingUniversityofAeronauticsandAstronautics,Beijing100191,China)Abstract:Thesatellitesignalsimulator,asahigh-precisestandardsignalsource,cangeneratesatellitenavigationsignalsandsimulatedifferentscenariosforthedevelopmentandtestofthesignalreceivers.Itisanindispensabletoolforthedesignofthereceivers.Thede-velopmentofsatellitesignalsimulatorshadbeensummarizedfirstly.Then,theresearchanditsapplicationsinthefieldareconcluded.Attheend,thetrendofthesimulatorsisprovidedaccordingtothedevelopmentofthenewGNSSconstellations,thenewlyappliedsignalsandthenewapplications.Keywords:Satellitesignalsimulator;navigationreceiver;GPS;GNSS洛·马GPSIII如期进行设计评审阶段,GPSIII.(CDR)。。,,65GPSIIICDR26,、,CDR。CDRS50%,8CDR—。GPSIII、,,、。“GPSIII,GPS。”,“/,”GPSIIIAGPS,(L1C)M。·ITT30,12GPSIIIA。2014GPSIIIA。·62·GNSSWorldofChina/2010.3