Foreign objects debris detection (FOD) on airport runways using a broadband 78 GHz sensor

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1、Proceedingsofthe5thEuropeanRadarConferenceForeignObjectsDebrisDetection(FOD)onAirportRunwaysUsingaBroadband78GHzSensor11222P.Feil,W.Menzel,T.PNguyen,Ch.Pichot,C.Migliaccio1InstitutfürMikrowellentechnikA.EinsteinAllee41–89081Ulm-GermanyPeter.Feil@uni-ulm.dewolfgang.Menzel@uni-ulm.de2LEAT250rueA.Eins

2、tein–06560Valbonne–FranceTruc-phong.Nguyen@unice.frChristian.Pichot@unice.frClaire.Migliaccio@unice.frAbstract—Thispaperdescribesacompactbroadband(73-ofkeycomponents.Furthermoreanimagingradarsensorat80GHz)mm-Wavefront-endusedforFODdetectionsufficientlyhighfrequencyshallbeabletodetectrelativelyappli

3、cation.Thedesignphilosophyofoursystemistohavesmallpiecesofmetal,concrete,stone,orevenplasticonanseverallow-profile,low-costmm-Wavesensorsplacedalongtheotherwisequiteflatsurface.Testsobjectswereselectedandrunway.TestswereconductedonthesmallairportofAixLesmeasurementswereconductedontheFrenchairportof

4、AixMilles(southofFrance).HighsensitivityandsimultaneouslesMilles.objectsdetectioncapabilitieswereshown.Evenverysmallobjectslikenutswereseen.TheextensionoftheactualdetectionSectionIIdescribesthemm-WavemoduleandsectionIIIrangeisneededinordertogofrom110m(inthemostdealswithmeasurementsanddiscussion.fav

5、ourablecase)to500m.II.MM-WAVERADARMODULEANDPOST-PROCESSINGI.INTRODUCTIONAFMCWradarsensor(FrequencyModulatedContinuousSinceafewyears,ForeignObjectDebris(FOD)detectiononWave)operatingatfrequenciesfrom73GHzto80GHzwasairportrunwayshasbecomeofincreasinginterest.AbasicusedfortheFODdetection.Ablockdiagram

6、ofthesensorismotivationforthisisthefatalaccidentwithaCONCORDEshowninFig.1.aircraftafewyearsagoduetoametalpartlostbyanaircraftontherunwaysometimebefore.Amongtheexistingsystems,x2x6wefindthosebasedonopticalsensorslikeCDDcameras[1]/4orLadar[2]andthosebasedonmm-Waveradars[3-4].Inthelastdecade,microwave

7、andmm-WavesystemhavefoundincreasingcommercialapplicationsandgainedPLLimportanceincomfortandsecurityapplicationslikeinAnalogueIF-Stageautomotiveradarsensorsinthe77GHzfrequencyrange[5-6].Suchsensorsareequippe