A Generalized Formulation for Adaptive Pulse Compression of Multistatic Radar

《A Generalized Formulation for Adaptive Pulse Compression of Multistatic Radar》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、AGeneralizedFormulationforAdaptivePulseCompressionofMultistaticRadarShannonD.BluntKarlGerlachDept.ofElectricalEngineering&ComputerScienceRadarDivisionUniversityofKansasNavalResearchLaboratoryLawrence,KSWashington,DCAbstract—Forthereturnsignalataradarreceivercomprisedofovert

2、hedesiredcoverageareatypicallydonotprovideenoughradarreturnsfromKilluminatingradarsoperatinginthesametimeleftoverforanother(letaloneseveral)radar(s)tooperate.spectruminnearproximity,theMultistaticAdaptivePulseRadartraditionallyemploysspectraldiversityrelyingonCompression(MA

3、PC)algorithmhasbeenshowntoeffectivelysufficientlylarge“guardbands”betweenradarstoavoidseparateandsubsequentlypulsecompressthemultiplesignalssuchcontaminationduetospectralleakage.Whilesomerecentworkthatrangesidelobesandcross-correlationsidelobesareminimized[4]hasshownthatrad

4、arspectralleakagemaybedramaticallyintheMeanSquare-Error(MSE)sense.ThispreviousformulationimplicitlyassumedthattheKradarspossessverygoodcontrolofreducedviaproperwaveformandtransmitterdesign,therestillsidelobeemissions.However,sidelobecontrolontransmitresultsexiststhepossibil

5、itythatagivenradarmayneedtocompensateinmainbeamspreadingandloss,whichisoftenunacceptable.Inforin-bandinterferencefromanotherradar.Furthermore,withthispaper,ageneralizedframeworkisdevelopedwhichaccountstheabilityofseveralradarstosimultaneouslyoccupythesameforalloftheinherent

6、signalsthatareincidentatagivenradarspectrum,theamountofinformationthatcanbeextractedfromreceiver.Ingeneral,thesesignalscollectivelyoriginatefromthethesensingenvironmentisgreatlyincreased.Forexample,respectivetransmitmainbeamsandsidelobesoftheKilluminatingconsiderFig.1inwhic

7、hthreeradarsoperatesimultaneouslyinradarsandarethenreflectedintothereceivemainbeamandthesamespectrum,thebenefitofwhichismoreefficientsidelobesofthegivenradarreceiver.spectrumutilization,greaterareacoverageorshorterrevisittimes,lessmulti-channelreceiverhardware(formultiplere

8、ceiveI.INTRODUCTIONfrequencies),andlogisticallyenabletheuseofsubstantiallyTheincre