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一种雷达信号综合分选方法研究.docx

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一种雷达信号综合分选方法研究 Title:ResearchonRadarSignalSynthesisandSeparationMethods Abstract: Inrecentyears,radartechnologyhasmadesignificantadvancementsinvariousdomainssuchasmilitarydefense,weathermonitoring,aerospace,andautonomousvehicles.Radarsignalsynthesisandseparationplayacrucialroleinextractingvaluableinformationfromthesurroundingenvironment.Thispaperpresentsacomprehensivestudyofradarsignalsynthesisandseparationmethods,aimingtoenhancetargetidentification,clutterrejection,andoverallradarperformance.Thepaperdiscussesvarioustechniquessuchaspulsecompression,waveformdiversity,andadaptivefiltering,providingvaluableinsightsintotheirapplicationsandpotentialfuturedevelopments. Introduction: Radarsignalsynthesisandseparationreferstotheprocessofcombiningandisolatingdifferentradarsignals,whichcouldincludetargetechoes,clutter,jamming,andnoise.Theabilitytoaccuratelyextractandseparatedesiredsignalsfromunwantedinterferenceiscriticalforensuringreliabletargetdetection,tracking,andidentification.Thispaperfocusesonvarioustechniquesemployedinradarsignalsynthesisandseparation,addressingtheiradvantages,limitations,andpotentialimprovements. 1.PulseCompression: Pulsecompressionisawidely-usedtechniquetoenhanceradarsignalresolutionandimprovetargetdetection.Thismethodinvolvestransmittingalongpulsewithaspecificmodulationwaveformandthencorrelatingthereceivedechosignalwithamatchedfilter.Bycompressingthetransmittedpulse,pulsecompressionsignificantlyreducesthepulsedurationandenhancestargetrangeresolution.Thistechniqueenablesthedetectionofsmalltargetseveninthepresenceofstrongclutter. 2.WaveformDiversity: Waveformdiversityisastrategythatutilizesasetofdiversewaveformsforradartransmission.Byexploitingdifferentwaveformpropertiessuchasfrequency,amplitude,andphase,waveformdiversityprovidesenhancedtargetdetectionandidentificationcapabilities.Transmittingmultiplewaveformssimultaneouslyorsequentiallyincreasestheprobabilityofdetectingtargetswithvariedradarcross-sections.Additionally,waveformdiversityimprovesresist