圆极化微带天线的设计与实现

Z0044Apr.Z004Z74JOurnalOfChOnggingUniversityVOl.Z7NO.4!1000-58ZXZ004#04-0057-04%999(9400030)!99O9995.6G~Z999~FSS99O!999999!TN8Z0.11!A1~FSS111ZZ903%!Z003-11-08!Z003-7960!1969-1);Z);3);4)[4]99399999\\\999[5]9993999999C;9[6-7]9999\99Lf)=81)L989ff9Lf9f09Jf)=Lf9f~Z89fZ)Cf=ZG1f13)1)\Z)3)9Jf)CaJf)aGi=09i=0919914)9199f9CfiJ9$)=Gi+biJ+ci$5)Gi9bi9cii9J9$95)3Pi1J19$1)9PiZJZ9$Z)9Pi3J39$3)CfiJ9$)=Ni1J9$)Pi1+NiZJ9$)PiZ+Ni3J9$)Pi36)Ni19NiZ9Ni3J9$999JJ19$$199Ni119NiZNi30Ni99Cf=Z1P1N17)7)5)7)9fZZCY=~t/Et~t999aEZaZ099C85Z004vZEZ+zZEZ=jJZ8z~JZ~t1jaEZan^n:aEZan=jYEZ989:JEZ=1ZsvtEZZ+zZlEZl[]Zds+LjJZJ%Zdz~jZYclEZlZdz10vtEZ-JaEZaJ--$aEZa$scLJZZ:kp~zZHp=T11pEZkHTJZ0T01145.6G~Z150G~Z31Z13:8=0/~e1Ze=1+rZ+r~1Z1+10hW~1/Z133:311.5mm0.030.0580.0038:L68.366mm:WG=L+0.Z814LG=W+0.Z815~FSS44:1-15dB6.54%3-Z0dB3.4%Z5dB-607Z38511046.0dB51Z895Z74!Z0044Apr.Z004Z74JOurnalOfChOnggingUniversityVOl.Z7NO.4ace4~FSS55.6G~Z!1IJP.M.bd.1984.Z.M.1991.3POZARDM.RadiatiOnandscatteringfrOmamicrOstrippatchOnauniaXialsubstrateJ.IEEETransOnAnten-nasPrOpagatiOn1987356613-6Z1.4JACKSONDR.TheRCSOfrectangularmicrOstrippatchinasubstrate-superstrategeOmetryJ.IEEETransOnAntennasPrOpagatiOn1990381Z-8.5VIRRGAKLRA~MAT-SAMIIY.EfficientWide-bandevaluatiOnOfmObilecOmmunicatiOnantennausingZOrYmatriXinterpOlatiOnWiththemethOdOfmO-mentsJ.IEEETransOnAntennasPrOpagatiOn199947165-76.6.J.1997Z43438-441.7.M.1988.9Z#DeveloPmentofCIMn35MasterAlloyJIANGHon-xion99WANGHon9-io9TANGYin99GUOHon9(COllegeOfMaterialScienceandEngineering9ChOnggingUniversity9ChOngging4000309China)Abstract2ThisarticlehasinvestigatedtheprincipleandmethOdOfsmeltingCuMn35masterallOybyfusiOnallO-ying.AndsOmeguestiOnsabOutdeOXidatiOnandremOvalOfhydrOgenhasbeendiscussed.WehavefOundthebestprOcesscOnditiOnsafteraseriesOfOrthOgOnaleXperimentsandObtainedunifOrmcOmpOnentsbychillingtechnigue.ElseWhere9WeusecarbOnandcryOliteascOveringagentandrefiningagenttOreduceOXideinclusiOngreatlyandimprOvethesurfaceteXtureandtheyieldOfcOpperandmanganese9attained99.99%and99.31%respectively.TheresultsOftheeXperimentshOWthattheprOcessisadvisable.KeyWords2CuMn35masterallOy5fusiOnallOying5chillingtechnigue5OrthOgOnaleXperiment!!60DesignandRealizationofCircIlarPolarizationMicrostriPAntennaHANOin9-wen9YINion-xue9LIZhon9-chen99LEIJion-mei(COllegeOfCOmmunicatiOnEngineering9ChOnggingUniversity9ChOngging4000309China)Abstract2ThecircularpOlariZatiOnmicrOstripantennaisOnekindOflOWcutplaneantennaelement.Researc-hingcircularpOlariZatiOnmicrOstripantennaprOpertyisveryimpOrtantinantennadesign.AndhOWtOfindthefeedplaceisthekeytOdesign.ResearchingmakesadetailedlyanalysingandeXpOundingOfthepentagOncircu-larpOlariZatiOnmicrOstripantennainvieWOfthesingleendedside.ThemicrOstripantennarealiZatiOnmeansisintrOduced.TheWaytOanalyZepOlygOnmicrOstripantennalisgiven9Whichisnamedfinitecell.Byadjustingthe5.6G~ZpentagOncircularpOlariZatiOnmicrOstripantenna9WegiveOutthecircularpOlariZatiOnmicrOstripantennadesignprOcessing.ThefeedplaceisfOundWiththerightmeans.AdOpting~FSSsOftWaretOOptimiZethedesign9andcarriesOnimitatiOn9giveOuttherightimitatiOnresult.KeyWords2micrOstripantenna5circularpOlariZatiOn5aXialratiO5pentagOn5antennapattern5VSWR5bandWidth!Z9Z004