印刷天线与辅助设计系统分析

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1、TheDesignandResearchofPrintedAntennaAbstractNowadays，withtherapiddevelopmentofthemodemelectronicsindustry,thecommunicationsystembecomeswirelessandminiaturization．Andasanessentialpartinwirelesscommunicationsystem，antennaplaysanincreasinglyimportantroleinmode

2、mwirelesscommunication．Asaneasyprocessing，easyintegrationantennatype，printedantennareceivesunprecedentedattention．Inaddition，inordertoacceleratethedesigncycleoftheantenna，antenna-aideddesignsoftwaredevelopmentisverynecessary．Firstofall，thispaperintroducedth

3、ecurrentdevelopmentofprintedantennaandthebasicknowledgeofantennadesign．Onthisbasis，anewtypeofprintedself-complementaryantennaWasdesigned，whichrealizedultra--widebandbygradientlinestructure，andthemeasuredresultshowedthatthismethodWasfeasible．Secondly,byresea

4、rchoncircularlypolarizationmicrostripantennawithtwofeedingpoints，anewideawhichtookFSSasadirectorunitcoverantennaarraytoimprovetheantennagainwasproposed．A2*2circularlypolarizedantennaarrayandthecorrespondingFSSstructurewasdesignedandproduced，whichWasprovedto

5、havegoodperformance．Finally,onthepurposeofshorteningthedesigncycleoftheantenna,asetofantenna-aideddesignsoftwarewasdesigned，whichworkedwellinthespecificantennadesigncase．Therearethreepartsinthisthesis．Firstofall，theself-complementarystructuretheoryWasdiscus

6、sedandaself-complementaryantennaWasdesignedbasedonthetheory,whichbroadensantenna’Sbandwidth．Andtheparametersoftheself-complementarywereanalyzedbynumericalsimulationsoftwareindetails．ThentheantennaWasfabricatedandmeasured，theresultsindicatedthatbandwidthofse

7、lf-complementaryantennaWasbroadeneffectivelywithgoodradiationperformanceandstablegain．Secondly,thecircularpolarizationantennatheoryWasdiscussedandacircularpolarizationantennaunitwithtwofeedingpointWasraisedbasedonthetheory．Andthenacircularlypolarizationante

8、nnaarrayWasproposedbytheunitanalyzedbefore．Theparametersoftheantennaarraywereanalyzedandoptimizedbynumericalsimulationsoftwareindetails．Inordertogetahighergainperformance，allFSSstructureWasusedtocovert