基于波導饋電的Ku波段微帶天線陣列的設(shè)計及分析.pdf

1、南京郵電大學碩士學位論文基于波導饋電的Ku波段微帶天線陣列的設(shè)計及分析姓名：俞斌申請學位級別：碩士專業(yè)：電磁場與微波技術(shù)指導教師：吳迪20090228AbstractAKu—bandarrayofcomerfedmicrostripantennas，whichisfedbystandardwaveguide，ispresentedandstudiedinthisthesisAnalysismethodsforcomerfedsquare

2、patchsuchasmultiportnetworkmodel，thecavitymodelandthesegmentationtechnique，areintroducedbrieflyfirstThenweanalyzethecharacteristicsofcomerfedsquarepatcharrayantennas，whichincludetheradiationcharacteristics，side—lobechara

3、cteristics，crosspolarizationcharacteristics，andSOonTheresearchofcomerfedsquarepatchanditslineararrayantennapreparesfordesigningalargearrayantennaBasedontheanalysisofcomerfedsquarepatchanditslineararrayantenna，anovelwaveg

4、uidetomicrostriptransitionisstudiedTwokindsoflowlossandeasilyfabricatedwaveguidetomicrostriptransitions，whichareusedasarrayantennafeeds，areproposedAndweusethesetransitionstodesigna72elementcomerfedsquarepatcharraywhichar

5、efedbyastandardrectangularwaveguideThemeasuredresultsshowgoodagreementswithfullwavesimulationBoththesimulatedandmeasuredresultsindicatethatthearrayantennashavegoodperformanceandachievetheneedofdesign，whichthegainismoreth