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《双频微型贴片天线的h-mrtd模拟 新的双频双极化开槽微带天线的设计方法 外文翻译-参考》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、外文翻译毕业设计题目:GPS抗干扰天线技术—多频带高增益微带天线单元的仿真与设计原文1:H-MRTDsimulationofdual-frequencyminiaturepatchantenna译文1:双频微型贴片天线的H-MRTD模拟原文2:ANovelMethodforDesigningDual-FrequencySlotPatchAntennaswithTwoPolarizations译文2:新的双频双极化开槽微带天线的设计方法H-MRTDsimulationofdual-frequencyminiaturepatchantennaYUWen
2、-ge1,2,ZHONGXian-xin1,LIXiao-yi1,CHENShuai1(1.TheKeyLabforOptoelectronicTechnology&SystemsofMinistryofEducation,ChongqingUniversity,Chongqing400044,China;2.BasicLogisticalEngineeringUniversity,Chongqing400016,China)Abstract:AnovelMEMSdual-bandpatchantennaisdesignedusingslot-lo
3、adedandshort-circuitedsize-reductiontechniques.Bycontrollingtheshort-planewidth,f10andf30,tworesonantfrequencies,canbesignificantlyreducedandthefrequencyradio(f30/f10)istunableintherange1.7~2.3.TheHaar-Wavelet-Basedmultiresolutiontimedomain(H-MRTD)isusedformodelingandanalyzing
4、theantennaforthefirsttime.Inaddition,themathematicalformulaeareextendedtoaninhomogenousmedia.Numericalsimulationresultsarecomparedtothoseachievedusingtheconventional3-Dfinite-differencetime-domain(FDTD)methodandmeasured.Ithasbeendemonstratedthat,withthistechnique,spacediscreti
5、zationwithonlyafewcellsperwavelengthgivesaccurateresults,leadingtoareductionofbothmemoryrequirementsandcomputationtime.Keywords:dual-frequencyantenna;H-MRTDmethod;FDTDmethod;MEMS;UPMLabsorbingboundaryconditions1 Introduction1 Recently,patchantennaresearchhasfocusedonreducingt
6、hesizeofthepatch,whichisimportantinmanycommercialandmilitaryapplications.IthasbeenshownthattheresonantfrequencyofamicrostripantennacanbesignificantlyreducedbyintroducingaShort-circuitedplaneorapartlyshort-circuitedplanewheretheelectricfieldoftheresonantmodeiszero[1-3],orashort
7、-pinnearthefeedprobe[4].Usingtwostackedshort-circuitedpatches,dual-frequencyoperationhasbeenobtained[5].However,theuseofastackedgeometryleadstoincreasesinthethicknessandcomplexityofthepatch.Inthispaper,wedemonstratethatbyshort-circuitingthezeropotentialplaneofaslottedpatchexci
8、tedwithadominantmode(TM10),theresonantfrequencies,f10andf30,o