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1、II圓柱共形陣列天線與機(jī)載天線研究萬(wàn)方數(shù)據(jù)AbstractIAbstractTheresearchworksofthethesisaremadewiththescientificprojects.Themainresearchworksaredividedintotwoparts:theconformalarrayantennaprototypeforcylinderplatformisintroducedinthefirstpart,whichachievesthetechnicalparametersandhasthegoodapplicationeffect.Thenthep
2、rototypeofdual-bandairborneantennaforUHFbandispresentedinthesecondpart,themeasuredresultsshowgoodagreementwiththerequirementsandhasthegoodapplicationeffect.Themaincontextsofthethesisareasfollows:Firstly,accordingtotheprojectrequirementsoftheconformalarrayantennaforcylinderplatform,theconformal
3、arrayonthedevelopmenthistory,applicationareaandcurrentstateoftheresearchareintroduced.Thedesigndifficultiesarethathowtoachievewidebeampatternandcircularpolarizationcharacteristicsforcylindricalconformalantennaarray.Andthedesignmethodsoftheantennaarediscussed.TheantennasaresimulatedbyAnsoftHFSS
4、.Thesimulationresultsshowthatintheantennaworkingband,theVSWRislessthan1.2,thePolarizationisRHCPandGainisgeaterthan0dB.OnthebasisofAnsoftHFSSsimulationandanalysis,thephysicalprototypeismanufacturedandmeasured.ThemeasuredresultsshowthattheVoltagestandingwaveratio,polarizationmodeandpatternofthed
5、esignedcylinderconformalantennaarrayallmeettheengineeringrequirements.Secondly,accordingtotherequirementsofairborneantenna,theconceptsandfeaturesofairborneantennaareintroduced,andthecurrentstateofairborneantennaarediscussed.Thedesigndifficultiesarethathowtoachievewidebeampatternandminiaturizat
6、ioncharacteristicsfortheairborneantenna.Andthedesignmethodsoftheairborneantennaarediscussed.TheantennaaresimulatedbyAnsoftHFSS.Onthebasisofthesimulation,theprototypeofantennasarefabricatedandmeasured.Themeasuredresultsshowthatintheantennaworkingband,theVSWRislessthan1.9andthepolarizationisline
7、rpolarization.Intherangeof0°~90°inelevation,thegainisgreaterthan-6.5dB.Therefore,itisavailableforthisdesigntobeappliedinengineering.Keyword:cylinderconformalarraydual-bandairborneantenna萬(wàn)方數(shù)據(jù)II圓柱共形陣列天線與機(jī)載天線研究萬(wàn)方數(shù)據(jù)目錄I目錄摘要..................
