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一种基于广播电视信号的MIMO雷达
Title:AStudyonMIMORadarBasedonBroadcastTelevisionSignals
Abstract:
MIMO(Multiple-InputMultiple-Output)radartechnologyhasgainedsignificantattentioninrecentyearsduetoitsabilitytoincreaseradarperformanceintermsofresolution,accuracy,andtargetdetection.ThispaperinvestigatesanovelapplicationofMIMOradartechnologybasedonbroadcasttelevisionsignals.Theproposedsystemutilizestheexistinginfrastructureofbroadcasttelevisionsignalstoachieveefficientandcost-effectiveradarcapabilities.ThispaperoutlinesthekeyconceptsofMIMOradarandthespecificimplementationoftheproposedsystem.Additionally,thepaperdiscussestheadvantages,challenges,andpotentialapplicationsofMIMOradarbasedonbroadcasttelevisionsignals.
1.Introduction:
Traditionalradarsystemsuseactivetransmissionofaradarsignalandmeasuretheechoreflectedfromthetarget.MIMOradar,ontheotherhand,employsmultipletransmitandreceiveantennastoexploitthespatialdimensionsofthesignals.Thistechniqueoffersseveraladvantagesovertraditionalradarsystems,suchasincreasedresolution,improvedtargetdetection,andenhancedinterferencesuppression.Byleveragingtheexistingbroadcasttelevisionsignals,theproposedMIMOradarcanutilizethealreadydeployedinfrastructureforradarsensing,reducingthecostandcomplexityassociatedwithtraditionalradarsystems.
2.MIMORadarandBroadcastTelevisionSignals:
2.1MIMORadarBasics:
ThissectionprovidesanoverviewofMIMOradartechnology,includingthebasicconcepts,principles,andadvantagesovertraditionalradarsystems.Itcoversthefundamentalprinciplesofantennaarraydesign,waveformselection,andsignalprocessingtechniquesforMIMOradar.
2.2BroadcastTVSignalsasRadarWaveforms:
TheproposedMIMOradarsystemutilizesthebroadcasttelevisionsignalsastheradarwaveforms.ThissectiondiscussesthecharacteristicsofbroadcastTVsignalsthatmakethemsuitableforMIMOradar,suchastheirwidebandwidth,highpower,andavailability.
3.SystemDesignandImplementation:
ThissectionpresentsthedesignandimplementationoftheMIMOradarsystembasedonbroadcasttelevisionsignals.Itincludesthedetailsoftheha