Free Websites at Nation2.com

Passive Microwave Components And Antennas Pdf Free

Passive Microwave Components And Antennas Pdf Free

passive microwave components and antennas pdf free

 

Passive Microwave Components And Antennas Pdf Free >>> http://shorl.com/gridyrutakipre

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Passive Microwave Components And Antennas Pdf Free, contributor s identity pdf free

 

19d25c4272

InTech uses cookies to offer you the best online experience. But you can flip to. Categories Fiction Drama Erotica Fiction Horror-Gothic Humor Mystery Poetry Romance Sci-fi Fantasy Short Stories Youth Non Fiction Advertising Animals & Pets Beauty & Fashion Biography Body & Spirit Business Career Computer & Internet eBay Economy Educational Fitness Food/Recipes Games General Non Fiction Health History Human Rights International Marketing Miscellaneous Network Marketing Parenting/Children Philosophy Politics Psychology Recreation & Hobby Reference Religious Science Self-Improvement Travel Tutorials Web Design Writing & Publishing Academic Academic Articles Anthropology Archives Classic Literature Communications Economics Engineering Environment Gender Studies Geography History Humanities and Arts LGBT Studies Mathematics Medical Memoirs & Biography Philosophy Postmodernism Psychology & Culture Religion Robotics Science Sociology Teacher's Resources Technology Travel Textbooks Business Computer Sciences Engineering Law Mathematics Science World Others Free Previews Magazines Marketplace Classics Misc Classics Romance Classics Fiction Audiobooks Adventures Classics Crime & Mystery Experimental Fantasy Fiction Historical Humor & Comedy Modern Philosophical Science Fiction Thrillers & Horror Non Fiction Audiobooks Humour Memories Non Fiction Philosophy Poetry Religion Self Teaching Speeches Children Audiobooks Animal Adventures Children Classics Fairy Tales Folklore Stories Grown Up Humor Poems Religious Serials LoginSign Up More Register FreeLoginPublishBest BooksUSB BundlesBlogFree PublicationsAffiliatesAdvertiseHelp . Remove . Remove . .. .. PassiveMicrowaveComponentsandAntennas.pdf PassiveMicrowaveComponentsan erdianwu 97 1 2011-05-16 IPassiveMicrowaveComponentsandAntennasPassiveMicrowaveComponentsandAntennasEditedbyVitaliyZhurbenkoIn-Techintechweb.orgPublishedbyIn-TehIn-TehOlajnica19/2,32000Vukovar,CroatiaAbstractingandnon-profituseofthematerialispermittedwithcredittothesource.Statementsandopinionsexpressedinthechaptersaretheseoftheindividualcontributorsandnotnecessarilythoseoftheeditorsorpublisher.Noresponsibilityisacceptedfortheaccuracyofinformationcontainedinthepublishedarticles.Publisherassumesnoresponsibilityliabilityforanydamageorinjurytopersonsorpropertyarisingoutoftheuseofanymaterials,instructions,methodsorideascontainedinside.AfterthisworkhasbeenpublishedbytheIn-Teh,authorshavetherighttorepublishit,inwholeorpart,inanypublicationofwhichtheyareanauthororeditor,andthemakeotherpersonaluseofthework.2010In-tehwww.intechweb.orgAdditionalcopiescanbeobtainedfrom:publicationintechweb.orgFirstpublishedApril2010PrintedinIndiaTechnicalEditor:SonjaMujacicCoverdesignedbyDinoSmrekarPassiveMicrowaveComponentsandAntennas,EditedbyVitaliyZhurbenkop.cm.ISBN978-953-307-083-4VPrefaceState-of-the-artmicrowavesystemsalwaysrequirehigherperformanceandlowercostmicrowavecomponents.Constantlygrowingdemandsandperformancerequirementsofindustrialandscientificapplicationsoftenmakeemployingtraditionallydesignedcomponentsimpractical.Forthatreason,thedesignanddevelopmentprocessremainsagreatchallengetoday.Thisproblemmotivatedintensiveresearcheffortsinmicrowavedesignandtechnology,whichisresponsibleforagreatnumberofrecentlyappearedalternativeapproachestoanalysisanddesignofmicrowavecomponentsandantennas.Thisbookhighlightsthesenewtrendsfocusingonpassivecomponentssuchasnovelresonators,filters,diplexers,powerdividers,directionalcouplers,impedancetransformers,waveguides,transmissionlinesandtransitionsaswellasantennas,metamaterial-basedstructures,andvariouselectromagneticanalysisanddesigntechniques.Modellingandcomputationsinelectromagneticsisaquitefast-growingresearcharea.Therecentinterestinthisfieldiscausedbytheincreaseddemandfordesigningcomplexmicrowavecomponents,modelingelectromagneticmaterials,andrapidincreaseincomputationalpowerforcalculationofcomplexelectromagneticproblems.Thefirstpartofthisbookisdevotedtotheadvancesintheanalysistechniquessuchasmethodofmoments,finite-differencetime-domainmethod,boundaryperturbationtheory,Fourieranalysis,mode-matchingmethod,andanalysisbasedoncircuittheory.Thesetechniquesareconsideredwithregardtoseveralchallengingtechnologicalapplicationssuchasthoserelatedtoelectricallylargedevices,scatteringinlayeredstructures,photoniccrystals,andartificialmaterials.Thesecondpartofthebookdealswithwaveguides,transmissionlinesandtransitions.Thisincludesmicrostriplines(MSL),slotwaveguides,substrateintegratedwaveguides(SIW),verticaltransmissionlinesinmultilayermediaaswellasMSLtoSIWandMSLtoslotlinetransitions.Impedancematchingisanimportantaspectinthedesignofmicrowavecircuitrysinceimpedancemismatchesmayseverelydeteriorateperformanceoftheoverallsystem.Differenttechniquesforwidebandmatchingarepresentedinthethirdpartofthisbook.Thedesignofcompactmicrowaveresonatorsandfiltersisalsocoveredinthispart.Compact,high-performancemicrowavefiltersareessentialforhigh-efficiencyminiaturizedmicrowavesystems.Thefiltercircuitsizeislargeintraditionallydesignedplanarbandpassfiltersduetoahighnumberoflargearearesonators.Therejectionlevelintheupperstopbandofthefiltersisusuallydegradedbythespuriousresponseattwicethepassbandfrequency.Severaltypesofresonatorshavebeendesignedtoovercometheseproblems,suchasminiaturizedhairpinresonators,stepped-impedancehairpinresonators,andslow-waveopen-loopresonators.VIMiniaturizedresonatorsleadtoareducedfiltersize,butnotalwaysimprovethespuriousresponse.Anothermethodreliesonvariousresonatorcombinationswithinonefilterstructuretoreducethecircuitsize,suchastheloopresonatororhairpinresonatorincorporatedwithoneorseveralopenstubs.Recently,microwavefiltersbasedonelectromagneticbandgapstructuresandartificialmaterialshaveattractedagreatdealofinterestbecauseofimprovedcharacteristicsincomparisontotraditionalfilterdesign.Suchartificialmaterialscanberealizedusingperiodicinclusionofvariouslyshapedmetalsintoahostmedium.Themostprominentcandidateforsuchstructureshasbeenthesplit-ringresonator.Inadditiontothesplit-ringresonatorthereareseveralalternativerealizationsbasedonlumpedelements,quasi-lumpedLCresonatorsandotherplanarmicrowaveresonatorswhichareindetailsdiscussedinthefourthpartofthisbook.Antennasarekeycomponentsinmostmicrowavedevicesandsystems.Theyareusedeverywherewhereatransformationbetweenaguidedwaveandafree-spacewave(orviceversa)isrequired.Thefinalpartofthebookisdedicatedmainlytothedesignandapplicationsofplanarantennasandarraysincludingmetamaterial-basedantennas,monopoles,slotantennas,reflectorantennasandarrays.Thebookconcludeswithachapterconsideringaccuracyaspectsofantennagainmeasurements.EditorVitaliyZhurbenkoVIIContentsPrefaceV1.BoundaryPerturbationTheoryforScatteringinLayeredRoughStructures001PasqualeImperatore,AntonioIodiceandDanieleRiccio2.NumericalAnalysisofPlanarPeriodicMultilayerStructuresbyMethodofMoments027StanislavGona3.TheHigh-OrderSymplecticFinite-DifferenceTime-DomainScheme047WeiE.I.Shaa,Xian-liangWub,Zhi-xiangHuangbandMing-shengChenc4.NonlocalElectromagneticMedia:AParadigmforMaterialEngineering073SaidM.MikkiandAhmedA.Kishk5.NumericalModelingofPhotonicCrystalCircuitsUsingFourierSeriesExpansionMethodBasedonFloquet-Modes095KokiWatanabeandKiyotoshiYasumoto6.ComputerAidedDesignofWaveguideDevicesbyMode-MatchingMethods117JorgeA.Ruiz-Cruz,JoseR.Montejo-GaraiandJesusM.Rebollar7.Circuitalanalysisofcylindricalstructuresappliedtotheelectromagneticresolutionofresonantcavities141FelipeL.Penaranda-FoixandJoseM.Catala-Civera8.SolvingInverseScatteringProblemsUsingTruncatedCosineFourierSeriesExpansionMethod169AbbasSemnaniandManoochehrKamyab9.SLOTOPTICALWAVEGUIDESSIMULATIONS&MODELING185MuddassirIqbal,Z.ZhengandJ.S.Liu10.AnalysisandDesignofSIWComponentsBasedonH-PlanePlanarCircuitApproach211IsaoOhtaandMitsuyoshiKishihara11.DesignandModelingofMicrostripLinetoSubstrateIntegratedWaveguideTransitions225Ting-YiHuang,Tze-MinShenandRuey-BeeiWuVIII12.Microstrip-SlotTransitionandItsApplicationsinMultilayerMicrowaveCircuits247NorhudahSemanandMarekE.Bialkowski13.VerticalTransmissionLinesinMultilayerSubstratesandHighly-IntegratedFilteringComponentsBasedonTheseTransmissionLines267TarasKushta14.ImpedanceTransformers303VitaliyZhurbenko,ViktorKrozerandTonnyRubk15.DesignofCompactPlanarUltra-WidebandBandpassFilters323YasushiHorii16.ADual-ModeWide-BandBandpassFilterUsingtheMicrostripLoopResonatorwithTuningStubs341JessadaKonpang17.TunableDielectricMicrowaveDeviceswithElectromechanicalControl367YuriyPoplavlo,YuriyProkopenkoandVitaliyMolchanov18.DualModeMicrostripRingResonatorwithComposite-Right/Left-handedLine383M.K.Haldar,HiengTiongSuandKianKiongFong19.Electricallysmallresonatorsformetamaterialandmicrowavecircuitdesign403MartaGil,FranciscoAznar,AdolfoVlez,MiguelDurn-Sindreu,JordiSelga,GerardSis,JordiBonacheandFerranMartn20.CompactCPWMetamaterialResonatorsforHighPerformanceFilters429IbraheemA.I.Al-Naib,ChristianJansenandMartinKoch21.PassiveDiplexersandActiveFiltersbasedonMetamaterialParticles451DanielSegovia-Vargas,VicenteGonzlez-Posadas,JosLuisJimnez-Martn,LuisEnriqueGarca-MuozandOscarGarca-Prez22.MultifrequencyandMultifunctionMetamaterial-loadedPrintedAntennas469FranciscoJavierHerraiz-Martnez,DanielSegovia-Vargas,EduardoUgarte-Muoz,LuisEnriqueGarca-MuozandVicenteGonzlez-Posadas23.Widebandplanarplatemonopoleantenna487H.R.HassaniandS.M.Mazinani24.CollinearMicrostripPatchAntennas513AloisHolubandMilanPolvka25.DesignofNon-UniformlyExcitedLinearSlotArraysFedbyCoplanarWaveguide533JPJacobs,JJoubertandJWOdendaalBoundaryPerturbationTheoryforScatteringinLayeredRoughStructures1BoundaryPerturbationTheoryforScatteringinLayeredRoughStructuresPasqualeImperatore,AntonioIodiceandDanieleRiccioxBoundaryPerturbationTheoryforScatteringinLayeredRoughStructuresPasqualeImperatore,AntonioIodiceandDanieleRiccioUniversityofNaplesFedericoII,DepartmentofBiomedical,ElectronicandTelecommunicationEngineering,Napoli,Italy1.IntroductionTheelectromagneticwaveinteractionwithlayeredstructuresconstitutesacrucialtopicofcurrentinterestintheoreticalandexperimentalresearch.Generallyspeaking,severalmodellinganddesignproblems,encountered,forinstance,inSAR(SyntheticApertureRadar)application,GPR(GroundPenetratingRadar)sensing,radaraltimeterforplanetaryexploration,microstripantennasandMMICs(MonolithicMicrowaveIntegratedCircuits),radio-propagationinurbanenvironmentforwirelesscommunications,through-the-walldetectiontechnologies,optics,biomedicaldiagnosticoflayeredbiologicaltissues,geophysicalandseismicexploration,leadtotheanalysisoftheelectromagneticwaveinteractionwithmultilayeredstructure,whoseboundariescanexhibitsomeamountofroughness.Thischapterisaimedprimarilyatprovidingacomprehensiveanalyticaltreatmentofelectromagneticwavepropagationandscatteringinthree-dimensionalmultilayeredstructureswithroughinterfaces.TheemphasisisplacedonthegeneralformulationofthescatteringproblemintheanalyticframeworkoftheBoundaryPerturbationTheory(BPT)developedbyImperatoreetal.Asystematicperturbativeexpansionofthefieldsinthelayeredstructure,basedonthegentlyroughinterfacesassumption,enablesthetransferringofthegeometryrandomnessintoanon-uniformboundaryconditionsformulation.Subsequently,thefieldsexpansioncanbeanalyticallyevaluatedbyusingarecursivematrixformalismapproachencompassingaproperscatteredfieldrepresentationineachlayerandamatrixreformulationofnon-uniformboundaryconditions.Akey-pointinthedevelopmentresidesintheappropriateexploitationofthegeneralizedreflection/transmissionnotion,whichhasstrongimplicationsinordertomakethemathematicaltreatmentmanageableandtoeffectivelycapturethephysicsoftheproblem.Tworelevantcompactclosed-formsolutions,derivedinthefirst-orderlimitoftheperturbativedevelopment,arepresented.Theyrefertotwocomplementarybi-staticconfigurationsforthescattering,respectively,fromandthroughlayeredstructureswitharbitrarynumberofroughinterfaces.Theemployedformalismisfully-polarimetricandsuitableforapplications.Inaddition,itisdemonstratedhowthesymmetricalcharacteroftheBPTformalismreflectstheinherentconformitywiththereciprocitytheoremoftheelectromagnetictheory.1PassiveMicrowaveComponentsandAntennas2Fig.1.GeometryforanN-roughboundarieslayeredmedium2.StatementoftheproblemWhenstratifiedmediawithroughinterfacesareconcerned,thepossibleapproachestocopewiththeEMscatteringproblemfallwithinthreemaincategories.First,thenumericalapproachesdonotpermittoattainacomprehensiveunderstandingofthegeneralfunctionaldependenceofthescatteringresponseonthestructureparameters,aswellasdonotallowcapturingthephysicsoftheinvolvedscatteringmechanisms.Inaddition,thenumericalapproachturnsouttobefeasiblefornon-fully3Dgeometryorconfigurationsinwhichaverylimitednumberofroughinterfacesisaccountedfor.Layeredstructureswithroughinterfaceshavebeenalsotreatedresortingtoradiativetransfertheory(RT).However,coherenteffectsarenotaccountedforinRTtheoryandcouldnotbecontemplatedwithoutemployingfullwaveanalysis,whichpreservesphaseinformation.Anotherapproachreliesonthefull-wavemethods.Although,todealwiththeelectromagneticpropagationandscatteringincomplexrandomlayeredmedia,severalanalyticalformulationinvolvingsomeidealizedcasesandsuitableapproximationshavebeenconductedinlastdecades,therelevantsolutionsusuallyturnouttobetoocomplicatedtobegenerallyusefulinapplications,evenifsimplifiedgeometriesareaccountedfor.Theproliferationoftheproposedmethodsforthesimulationofwavepropagationandscatteringinstratifiedmediaandthecontinuousinterestinthistopicareindicativeoftheneedofappropriatemodellingandinterpretationofthecomplexphysicalphenomenathattakeplaceinlayeredstructures.Indeed,theavailabilityofaccurate,soundphysicalandmanageablemodelsturnsoutstilltobeastrongnecessity,inperspectivetoapplythem,forinstance,inretrievingofadd-valuedinformationfromthedataacquiredbymicrowavesensors.Generallyspeaking,anexactanalyticalsolutionofMaxwellequationscanbefoundonlyforafewidealizedproblems.Subsequently,appropriateapproximationmethodsareneeded.Regardingtheperturbativeapproaches,noticeableprogresshasbeenattainedintheanalyticinvestigationontheextensionoftheclassicalSPM(smallperturbationmethod)solutionforthescatteringfromroughsurfacetospecificlayeredconfigurations.Mostofpreviousexistingworksanalyzedifferentlayeredconfigurationsinthefirst-orderlimit,usingprocedures,formalismsandfinalsolutionsthatcanappearofdifficultcomparison(Yarovoyetal.,2000),(AzadeganandSarabandi,2003),(Fuks,2001).Alltheseformulations,whichrefertothecaseofasingleroughinterface,havebeenrecentlyunifiedin(Franceschettietal,2008).Ontheotherhand,solutionforthecaseoftworoughboundarieshasalsobeenproposedin(TabatabaeenejadandMoghaddam,2006).Methodologically,weunderlinethatallthepreviouslymentionedexistingperturbativeapproaches,followedbydifferentauthorsinanalyzingscatteringfromsimplifiedgeometry,implyaninherentanalyticalcomplexity,whichprecludesthetreatmenttostructureswithmorethanone(Fuks,2001)(Azadeganetal.,2003)(Yarovoyetal.,2000)ortwo(Tabatabaeenejaderal.,2006)roughinterfaces.Thegeneralproblemweintendtodealwithherereferstotheanalyticalevaluationoftheelectromagneticscatteringfromandthroughlayeredstructurewithanarbitrarynumberofroughinterfaces(seeFig.1).Asschematicallyshowninfig.1,anarbitrarypolarizedmonochromaticplanewave)(000000)]()([)(zkjiiviihiizievEhErkkkrE(1)isconsideredtobeincidentonthelayeredmediumatananglei0relativetothezdirectionfromtheupperhalf-space,whereinthefieldexpressionatimefactorexp(-jt)isunderstood,andwhere,usingasphericalframerepresentation,theincidentvectorwavedirectionisindividuatedbyii00,:)cossinsincossin(0000000000iiiiiiziiizyxkkzkkkk,(2)withyxzkzkhiiiiicossin)(00000k,(3)iiiiiiizyxkhv0000000sincos)sincos()()(kk,(4)whereykxkiyixikisthetwo-dimensionalprojectionofincidentwave-numbervectorontheplanez=0.Theparameterspertainingtolayermwithboundariesdm-1and-dmaredistinguishedbyasubscriptm.Eachlayerisassumedtobehomogeneousandcharacterizedbyarbitraryanddeterministicparameters:thedielectricrelativepermittivitym,themagneticrelativepermeabilitymandthethicknessm=dm-dm-1.WithreferencetoFig.1,ithasbeenassumedthatinparticular,d0=0.Inthefollowing,thesymboldenotestheprojectionofthecorrespondingvectorontheplanz=0.Herez,rr,sowedistinguishthetransverseBoundaryPerturbationTheoryforScatteringinLayeredRoughStructures3Fig.1.GeometryforanN-roughboundarieslayeredmedium2.StatementoftheproblemWhenstratifiedmediawithroughinterfacesareconcerned,thepossibleapproachestocopewiththeEMscatteringproblemfallwithinthreemaincategories.First,thenumericalapproachesdonotpermittoattainacomprehensiveunderstandingofthegeneralfunctionaldependenceofthescatteringresponseonthestructureparameters,aswellasdonotallowcapturingthephysicsoftheinvolvedscatteringmechanisms.Inaddition,thenumericalapproachturnsouttobefeasiblefornon-fully3Dgeometryorconfigurationsinwhichaverylimitednumberofroughinterfacesisaccountedfor.Layeredstructureswithroughinterfaceshavebeenalsotreatedresortingtoradiativetransfertheory(RT).However,coherenteffectsarenotaccountedforinRTtheoryandcouldnotbecontemplatedwithoutemployingfullwaveanalysis,whichpreservesphaseinformation.Anotherapproachreliesonthefull-wavemethods.Although,todealwiththeelectromagneticpropagationandscatteringincomplexrandomlayeredmedia,severalanalyticalformulationinvolvingsomeidealizedcasesandsuitableapproximationshavebeenconductedinlastdecades,therelevantsolutionsusuallyturnouttobetoocomplicatedtobegenerallyusefulinapplications,evenifsimplifiedgeometriesareaccountedfor.Theproliferationoftheproposedmethodsforthesimulationofwavepropagationandscatteringinstratifiedmediaandthecontinuousinterestinthistopicareindicativeoftheneedofappropriatemodellingandinterpretationofthecomplexphysicalphenomenathattakeplaceinlayeredstructures.Indeed,theavailabilityofaccurate,soundphysicalandmanageablemodelsturnsoutstilltobeastrongnecessity,inperspectivetoapplythem,forinstance,inretrievingofadd-valuedinformationfromthedataacquiredbymicrowavesensors.Generallyspeaking,anexactanalyticalsolutionofMaxwellequationscanbefoundonlyforafewidealizedproblems.Subsequently,appropriateapproximationmethodsareneeded.Regardingtheperturbativeapproaches,noticeableprogresshasbeenattainedintheanalyticinvestigationontheextensionoftheclassicalSPM(smallperturbationmethod)solutionforthescatteringfromroughsurfacetospecificlayeredconfigurations.Mostofpreviousexistingworksanalyzedifferentlayeredconfigurationsinthefirst-orderlimit,usingprocedures,formalismsandfinalsolutionsthatcanappearofdifficultcomparison(Yarovoyetal.,2000),(AzadeganandSarabandi,2003),(Fuks,2001).Alltheseformulations,whichrefertothecaseofasingleroughinterface,havebeenrecentlyunifiedin(Franceschettietal,2008).Ontheotherhand 297 PassiveMicrowaveComponentsandAntennas.pdf PassiveMicrowaveComponentsan erdianwu 97 1 2011-05-16 IPassiveMicrowaveComponentsandAntennasPassiveMicrowaveComponentsandAntennasEditedbyVitaliyZhurbenkoIn-Techintechweb.orgPublishedbyIn-TehIn-TehOlajnica19/2,32000Vukovar,CroatiaAbstractingandnon-profituseofthematerialispermittedwithcredittothesource.Statementsandopinionsexpressedinthechaptersaretheseoftheindividualcontributorsandnotnecessarilythoseoftheeditorsorpublisher.Noresponsibilityisacceptedfortheaccuracyofinformationcontainedinthepublishedarticles.Publisherassumesnoresponsibilityliabilityforanydamageorinjurytopersonsorpropertyarisingoutoftheuseofanymaterials,instructions,methodsorideascontainedinside.AfterthisworkhasbeenpublishedbytheIn-Teh,authorshavetherighttorepublishit,inwholeorpart,inanypublicationofwhichtheyareanauthororeditor,andthemakeotherpersonaluseofthework.2010In-tehwww.intechweb.orgAdditionalcopiescanbeobtainedfrom:publicationintechweb.orgFirstpublishedApril2010PrintedinIndiaTechnicalEditor:SonjaMujacicCoverdesignedbyDinoSmrekarPassiveMicrowaveComponentsandAntennas,EditedbyVitaliyZhurbenkop.cm.ISBN978-953-307-083-4VPrefaceState-of-the-artmicrowavesystemsalwaysrequirehigherperformanceandlowercostmicrowavecomponents.Constantlygrowingdemandsandperformancerequirementsofindustrialandscientificapplicationsoftenmakeemployingtraditionallydesignedcomponentsimpractical.Forthatreason,thedesignanddevelopmentprocessremainsagreatchallengetoday.Thisproblemmotivatedintensiveresearcheffortsinmicrowavedesignandtechnology,whichisresponsibleforagreatnumberofrecentlyappearedalternativeapproachestoanalysisanddesignofmicrowavecomponentsandantennas.Thisbookhighlightsthesenewtrendsfocusingonpassivecomponentssuchasnovelresonators,filters,diplexers,powerdividers,directionalcouplers,impedancetransformers,waveguides,transmissionlinesandtransitionsaswellasantennas,metamaterial-basedstructures,andvariouselectromagneticanalysisanddesigntechniques.Modellingandcomputationsinelectromagneticsisaquitefast-growingresearcharea.Therecentinterestinthisfieldiscausedbytheincreaseddemandfordesigningcomplexmicrowavecomponents,modelingelectromagneticmaterials,andrapidincreaseincomputationalpowerforcalculationofcomplexelectromagneticproblems.Thefirstpartofthisbookisdevotedtotheadvancesintheanalysistechniquessuchasmethodofmoments,finite-differencetime-domainmethod,boundaryperturbationtheory,Fourieranalysis,mode-matchingmethod,andanalysisbasedoncircuittheory.Thesetechniquesareconsideredwithregardtoseveralchallengingtechnologicalapplicationssuchasthoserelatedtoelectricallylargedevices,scatteringinlayeredstructures,photoniccrystals,andartificialmaterials.Thesecondpartofthebookdealswithwaveguides,transmissionlinesandtransitions.Thisincludesmicrostriplines(MSL),slotwaveguides,substrateintegratedwaveguides(SIW),verticaltransmissionlinesinmultilayermediaaswellasMSLtoSIWandMSLtoslotlinetransitions.Impedancematchingisanimportantaspectinthedesignofmicrowavecircuitrysinceimpedancemismatchesmayseverelydeteriorateperformanceoftheoverallsystem.Differenttechniquesforwidebandmatchingarepresentedinthethirdpartofthisbook.Thedesignofcompactmicrowaveresonatorsandfiltersisalsocoveredinthispart.Compact,high-performancemicrowavefiltersareessentialforhigh-efficiencyminiaturizedmicrowavesystems.Thefiltercircuitsizeislargeintraditionallydesignedplanarbandpassfiltersduetoahighnumberoflargearearesonators.Therejectionlevelintheupperstopbandofthefiltersisusuallydegradedbythespuriousresponseattwicethepassbandfrequency.Severaltypesofresonatorshavebeendesignedtoovercometheseproblems,suchasminiaturizedhairpinresonators,stepped-impedancehairpinresonators,andslow-waveopen-loopresonators.VIMiniaturizedresonatorsleadtoareducedfiltersize,butnotalwaysimprovethespuriousresponse.Anothermethodreliesonvariousresonatorcombinationswithinonefilterstructuretoreducethecircuitsize,suchastheloopresonatororhairpinresonatorincorporatedwithoneorseveralopenstubs.Recently,microwavefiltersbasedonelectromagneticbandgapstructuresandartificialmaterialshaveattractedagreatdealofinterestbecauseofimprovedcharacteristicsincomparisontotraditionalfilterdesign.Suchartificialmaterialscanberealizedusingperiodicinclusionofvariouslyshapedmetalsintoahostmedium.Themostprominentcandidateforsuchstructureshasbeenthesplit-ringresonator.Inadditiontothesplit-ringresonatorthereareseveralalternativerealizationsbasedonlumpedelements,quasi-lumpedLCresonatorsandotherplanarmicrowaveresonatorswhichareindetailsdiscussedinthefourthpartofthisbook.Antennasarekeycomponentsinmostmicrowavedevicesandsystems.Theyareusedeverywherewhereatransformationbetweenaguidedwaveandafree-spacewave(orviceversa)isrequired.Thefinalpartofthebookisdedicatedmainlytothedesignandapplicationsofplanarantennasandarraysincludingmetamaterial-basedantennas,monopoles,slotantennas,reflectorantennasandarrays.Thebookconcludeswithachapterconsideringaccuracyaspectsofantennagainmeasurements.EditorVitaliyZhurbenkoVIIContentsPrefaceV1.BoundaryPerturbationTheoryforScatteringinLayeredRoughStructures001PasqualeImperatore,AntonioIodiceandDanieleRiccio2.NumericalAnalysisofPlanarPeriodicMultilayerStructuresbyMethodofMoments027StanislavGona3.TheHigh-OrderSymplecticFinite-DifferenceTime-DomainScheme047WeiE.I.Shaa,Xian-liangWub,Zhi-xiangHuangbandMing-shengChenc4.NonlocalElectromagneticMedia:AParadigmforMaterialEngineering073SaidM.MikkiandAhmedA.Kishk5.NumericalModelingofPhotonicCrystalCircuitsUsingFourierSeriesExpansionMethodBasedonFloquet-Modes095KokiWatanabeandKiyotoshiYasumoto6.ComputerAidedDesignofWaveguideDevicesbyMode-MatchingMethods117JorgeA.Ruiz-Cruz,JoseR.Montejo-GaraiandJesusM.Rebollar7.Circuitalanalysisofcylindricalstructuresappliedtotheelectromagneticresolutionofresonantcavities141FelipeL.Penaranda-FoixandJoseM.Catala-Civera8.SolvingInverseScatteringProblemsUsingTruncatedCosineFourierSeriesExpansionMethod169AbbasSemnaniandManoochehrKamyab9.SLOTOPTICALWAVEGUIDESSIMULATIONS&MODELING185MuddassirIqbal,Z.ZhengandJ.S.Liu10.AnalysisandDesignofSIWComponentsBasedonH-PlanePlanarCircuitApproach211IsaoOhtaandMitsuyoshiKishihara11.DesignandModelingofMicrostripLinetoSubstrateIntegratedWaveguideTransitions225Ting-YiHuang,Tze-MinShenandRuey-BeeiWuVIII12.Microstrip-SlotTransitionandItsApplicationsinMultilayerMicrowaveCircuits247NorhudahSemanandMarekE.Bialkowski13.VerticalTransmissionLinesinMultilayerSubstratesandHighly-IntegratedFilteringComponentsBasedonTheseTransmissionLines267TarasKushta14.ImpedanceTransformers303VitaliyZhurbenko,ViktorKrozerandTonnyRubk15.DesignofCompactPlanarUltra-WidebandBandpassFilters323YasushiHorii16.ADual-ModeWide-BandBandpassFilterUsingtheMicrostripLoopResonatorwithTuningStubs341JessadaKonpang17.TunableDielectricMicrowaveDeviceswithElectromechanicalControl367YuriyPoplavlo,YuriyProkopenkoandVitaliyMolchanov18.DualModeMicrostripRingResonatorwithComposite-Right/Left-handedLine383M.K.Haldar,HiengTiongSuandKianKiongFong19.Electricallysmallresonatorsformetamaterialandmicrowavecircuitdesign403MartaGil,FranciscoAznar,AdolfoVlez,MiguelDurn-Sindreu,JordiSelga,GerardSis,JordiBonacheandFerranMartn20.CompactCPWMetamaterialResonatorsforHighPerformanceFilters429IbraheemA.I.Al-Naib,ChristianJansenandMartinKoch21.PassiveDiplexersandActiveFiltersbasedonMetamaterialParticles451DanielSegovia-Vargas,VicenteGonzlez-Posadas,JosLuisJimnez-Martn,LuisEnriqueGarca-MuozandOscarGarca-Prez22.MultifrequencyandMultifunctionMetamaterial-loadedPrintedAntennas469FranciscoJavierHerraiz-Martnez,DanielSegovia-Vargas,EduardoUgarte-Muoz,LuisEnriqueGarca-MuozandVicenteGonzlez-Posadas23.Widebandplanarplatemonopoleantenna487H.R.HassaniandS.M.Mazinani24.CollinearMicrostripPatchAntennas513AloisHolubandMilanPolvka25.DesignofNon-UniformlyExcitedLinearSlotArraysFedbyCoplanarWaveguide533JPJacobs,JJoubertandJWOdendaalBoundaryPerturbationTheoryforScatteringinLayeredRoughStructures1BoundaryPerturbationTheoryforScatteringinLayeredRoughStructuresPasqualeImperatore,AntonioIodiceandDanieleRiccioxBoundaryPerturbationTheoryforScatteringinLayeredRoughStructuresPasqualeImperatore,AntonioIodiceandDanieleRiccioUniversityofNaplesFedericoII,DepartmentofBiomedical,ElectronicandTelecommunicationEngineering,Napoli,Italy1.IntroductionTheelectromagneticwaveinteractionwithlayeredstructuresconstitutesacrucialtopicofcurrentinterestintheoreticalandexperimentalresearch.Generallyspeaking,severalmodellinganddesignproblems,encountered,forinstance,inSAR(SyntheticApertureRadar)application,GPR(GroundPenetratingRadar)sensing,radaraltimeterforplanetaryexploration,microstripantennasandMMICs(MonolithicMicrowaveIntegratedCircuits),radio-propagationinurbanenvironmentforwirelesscommunications,through-the-walldetectiontechnologies,optics,biomedicaldiagnosticoflayeredbiologicaltissues,geophysicalandseismicexploration,leadtotheanalysisoftheelectromagneticwaveinteractionwithmultilayeredstructure,whoseboundariescanexhibitsomeamountofroughness.Thischapterisaimedprimarilyatprovidingacomprehensiveanalyticaltreatmentofelectromagneticwavepropagationandscatteringinthree-dimensionalmultilayeredstructureswithroughinterfaces.TheemphasisisplacedonthegeneralformulationofthescatteringproblemintheanalyticframeworkoftheBoundaryPerturbationTheory(BPT)developedbyImperatoreetal.Asystematicperturbativeexpansionofthefieldsinthelayeredstructure,basedonthegentlyroughinterfacesassumption,enablesthetransferringofthegeometryrandomnessintoanon-uniformboundaryconditionsformulation.Subsequently,thefieldsexpansioncanbeanalyticallyevaluatedbyusingarecursivematrixformalismapproachencompassingaproperscatteredfieldrepresentationineachlayerandamatrixreformulationofnon-uniformboundaryconditions.Akey-pointinthedevelopmentresidesintheappropriateexploitationofthegeneralizedreflection/transmissionnotion,whichhasstrongimplicationsinordertomakethemathematicaltreatmentmanageableandtoeffectivelycapturethephysicsoftheproblem.Tworelevantcompactclosed-formsolutions,derivedinthefirst-orderlimitoftheperturbativedevelopment,arepresented.Theyrefertotwocomplementarybi-staticconfigurationsforthescattering,respectively,fromandthroughlayeredstructureswitharbitrarynumberofroughinterfaces.Theemployedformalismisfully-polarimetricandsuitableforapplications.Inaddition,itisdemonstratedhowthesymmetricalcharacteroftheBPTformalismreflectstheinherentconformitywiththereciprocitytheoremoftheelectromagnetictheory.1PassiveMicrowaveComponentsandAntennas2Fig.1.GeometryforanN-roughboundarieslayeredmedium2.StatementoftheproblemWhenstratifiedmediawithroughinterfacesareconcerned,thepossibleapproachestocopewiththeEMscatteringproblemfallwithinthreemaincategories.First,thenumericalapproachesdonotpermittoattainacomprehensiveunderstandingofthegeneralfunctionaldependenceofthescatteringresponseonthestructureparameters,aswellasdonotallowcapturingthephysicsoftheinvolvedscatteringmechanisms.Inaddition,thenumericalapproachturnsouttobefeasiblefornon-fully3Dgeometryorconfigurationsinwhichaverylimitednumberofroughinterfacesisaccountedfor.Layeredstructureswithroughinterfaceshavebeenalsotreatedresortingtoradiativetransfertheory(RT).However,coherenteffectsarenotaccountedforinRTtheoryandcouldnotbecontemplatedwithoutemployingfullwaveanalysis,whichpreservesphaseinformation.Anotherapproachreliesonthefull-wavemethods.Although,todealwiththeelectromagneticpropagationandscatteringincomplexrandomlayeredmedia,severalanalyticalformulationinvolvingsomeidealizedcasesandsuitableapproximationshavebeenconductedinlastdecades,therelevantsolutionsusuallyturnouttobetoocomplicatedtobegenerallyusefulinapplications,evenifsimplifiedgeometriesareaccountedfor.Theproliferationoftheproposedmethodsforthesimulationofwavepropagationandscatteringinstratifiedmediaandthecontinuousinterestinthistopicareindicativeoftheneedofappropriatemodellingandinterpretationofthecomplexphysicalphenomenathattakeplaceinlayeredstructures.Indeed,theavailabilityofaccurate,soundphysicalandmanageablemodelsturnsoutstilltobeastrongnecessity,inperspectivetoapplythem,forinstance,inretrievingofadd-valuedinformationfromthedataacquiredbymicrowavesensors.Generallyspeaking,anexactanalyticalsolutionofMaxwellequationscanbefoundonlyforafewidealizedproblems.Subsequently,appropriateapproximationmethodsareneeded.Regardingtheperturbativeapproaches,noticeableprogresshasbeenattainedintheanalyticinvestigationontheextensionoftheclassicalSPM(smallperturbationmethod)solutionforthescatteringfromroughsurfacetospecificlayeredconfigurations.Mostofpreviousexistingworksanalyzedifferentlayeredconfigurationsinthefirst-orderlimit,usingprocedures,formalismsandfinalsolutionsthatcanappearofdifficultcomparison(Yarovoyetal.,2000),(AzadeganandSarabandi,2003),(Fuks,2001).Alltheseformulations,whichrefertothecaseofasingleroughinterface,havebeenrecentlyunifiedin(Franceschettietal,2008).Ontheotherhand,solutionforthecaseoftworoughboundarieshasalsobeenproposedin(TabatabaeenejadandMoghaddam,2006).Methodologically,weunderlinethatallthepreviouslymentionedexistingperturbativeapproaches,followedbydifferentauthorsinanalyzingscatteringfromsimplifiedgeometry,implyaninherentanalyticalcomplexity,whichprecludesthetreatmenttostructureswithmorethanone(Fuks,2001)(Azadeganetal.,2003)(Yarovoyetal.,2000)ortwo(Tabatabaeenejaderal.,2006)roughinterfaces.Thegeneralproblemweintendtodealwithherereferstotheanalyticalevaluationoftheelectromagneticscatteringfromandthroughlayeredstructurewithanarbitrarynumberofroughinterfaces(seeFig.1).Asschematicallyshowninfig.1,anarbitrarypolarizedmonochromaticplanewave)(000000)]()([)(zkjiiviihiizievEhErkkkrE(1)isconsideredtobeincidentonthelayeredmediumatananglei0relativetothezdirectionfromtheupperhalf-space,whereinthefieldexpressionatimefactorexp(-jt)isunderstood,andwhere,usingasphericalframerepresentation,theincidentvectorwavedirectionisindividuatedbyii00,:)cossinsincossin(0000000000iiiiiiziiizyxkkzkkkk,(2)withyxzkzkhiiiiicossin)(00000k,(3)iiiiiiizyxkhv0000000sincos)sincos()()(kk,(4)whereykxkiyixikisthetwo-dimensionalprojectionofincidentwave-numbervectorontheplanez=0.Theparameterspertainingtolayermwithboundariesdm-1and-dmaredistinguishedbyasubscriptm.Eachlayerisassumedtobehomogeneousandcharacterizedbyarbitraryanddeterministicparameters:thedielectricrelativepermittivitym,themagneticrelativepermeabilitymandthethicknessm=dm-dm-1.WithreferencetoFig.1,ithasbeenassumedthatinparticular,d0=0.Inthefollowing,thesymboldenotestheprojectionofthecorrespondingvectorontheplanz=0.Herez,rr,sowedistinguishthetransverseBoundaryPerturbationTheoryforScatteringinLayeredRoughStructures3Fig.1.GeometryforanN-roughboundarieslayeredmedium2.StatementoftheproblemWhenstratifiedmediawithroughinterfacesareconcerned,thepossibleapproachestocopewiththeEMscatteringproblemfallwithinthreemaincategories.First,thenumericalapproachesdonotpermittoattainacomprehensiveunderstandingofthegeneralfunctionaldependenceofthescatteringresponseonthestructureparameters,aswellasdonotallowcapturingthephysicsoftheinvolvedscatteringmechanisms.Inaddition,thenumericalapproachturnsouttobefeasiblefornon-fully3Dgeometryorconfigurationsinwhichaverylimitednumberofroughinterfacesisaccountedfor.Layeredstructureswithroughinterfaceshavebeenalsotreatedresortingtoradiativetransfertheory(RT).However,coherenteffectsarenotaccountedforinRTtheoryandcouldnotbecontemplatedwithoutemployingfullwaveanalysis,whichpreservesphaseinformation.Anotherapproachreliesonthefull-wavemethods.Although,todealwiththeelectromagneticpropagationandscatteringincomplexrandomlayeredmedia,severalanalyticalformulationinvolvingsomeidealizedcasesandsuitableapproximationshavebeenconductedinlastdecades,therelevantsolutionsusuallyturnouttobetoocomplicatedtobegenerallyusefulinapplications,evenifsimplifiedgeometriesareaccountedfor.Theproliferationoftheproposedmethodsforthesimulationofwavepropagationandscatteringinstratifiedmediaandthecontinuousinterestinthistopicareindicativeoftheneedofappropriatemodellingandinterpretationofthecomplexphysicalphenomenathattakeplaceinlayeredstructures.Indeed,theavailabilityofaccurate,soundphysicalandmanageablemodelsturnsoutstilltobeastrongnecessity,inperspectivetoapplythem,forinstance,inretrievingofadd-valuedinformationfromthedataacquiredbymicrowavesensors.Generallyspeaking,anexactanalyticalsolutionofMaxwellequationscanbefoundonlyforafewidealizedproblems.Subsequently,appropriateapproximationmethodsareneeded.Regardingtheperturbativeapproaches,noticeableprogresshasbeenattainedintheanalyticinvestigationontheextensionoftheclassicalSPM(smallperturbationmethod)solutionforthescatteringfromroughsurfacetospecificlayeredconfigurations.Mostofpreviousexistingworksanalyzedifferentlayeredconfigurationsinthefirst-orderlimit,usingprocedures,formalismsandfinalsolutionsthatcanappearofdifficultcomparison(Yarovoyetal.,2000),(AzadeganandSarabandi,2003),(Fuks,2001).Alltheseformulations,whichrefertothecaseofasingleroughinterface,havebeenrecentlyunifiedin(Franceschettietal,2008).Ontheotherhand 297 49. Featured movies All Video latest This Just In Prelinger Archives Democracy Now! Occupy Wall Street TV NSA Clip Library TV News Top Animation & Cartoons Arts & Music Community Video Computers & Technology Cultural & Academic Films Ephemeral Films Movies Understanding 9/11 News & Public Affairs Spirituality & Religion Sports Videos Television Videogame Videos Vlogs Youth Media . By continuing to use our site, you agree to our Privacy Policy.

 

All rights reserved. Featured audio All Audio latest This Just In Grateful Dead Netlabels Old Time Radio 78 RPMs and Cylinder Recordings Live Music Archive Top Audio Books & Poetry Community Audio Computers & Technology Music, Arts & Culture News & Public Affairs Non-English Audio Podcasts Librivox Free Audiobook Radio Programs Spirituality & Religion . Return to InTech Home About Us About Us Our Values Our Story Our Team Our Authors and Editors Editorial Advisory Board Our Projects Open Access About Open Access Open Access Statement Article Processing Charge Open Access Mandates Open Access Funding OAI-PMH Work With Us Publish with Us Publish Your Own Book Become a Book Editor Become a Reviewer Order Print Copies For Libraries Policies Editorial Policies Publishing Standards Insurance Privacy Policy Customers Complaints General Contact Jobs News Events Connect 2004–2017 IN TECH . Home & Search List of research units Publication typesUMV StatisticsMost downloaded publications Statistics About . All rights reserved. QQ QQ . We apologise for the inconvenience. Menu Register FreeLoginPublishBest BooksUSB BundlesBlogFree PublicationsAffiliatesAdvertiseHelp . Home Subjects Physical Sciences, Engineering and Technology Chemistry Computer and Information Science Earth and Planetary Sciences Engineering Materials Science Mathematics Nanotechnology and Nanomaterials Physics Robotics Technology Life Sciences Agricultural and Biological Sciences Biochemistry, Genetics and Molecular Biology Environmental Sciences Immunology and Microbiology Neuroscience Health Sciences Medicine Pharmacology, Toxicology and Pharmaceutical Science Veterinary Medicine and Science Social Sciences and Humanities Business, Management and Economics Psychology Social Sciences All Books Journals Archive Books About Open Access Publish with us News Author Panel Sign In Forgot password? Whoops! We are sorry, but we lost this page.

 

search Search the Wayback Machine . But you can flip to. The Homepage Register Upgrade Our Categories . .. By continuing to use our site, you agree to our Privacy Policy.

 

.. BBS flash FLASH html 450px*300px480px*400px650px*490px HTML . Login . Featured texts All Texts latest This Just In Smithsonian Libraries FEDLINK (US) Genealogy Lincoln Collection Additional Collections eBooks & Texts Top American Libraries Canadian Libraries Universal Library Community Texts Shareware CD-ROMs Project Gutenberg Biodiversity Heritage Library Open Library Children's Library . 3 . IT IT IT Q OL OL OL V . Categories Fiction Drama Erotica Fiction Horror-Gothic Humor Mystery Poetry Romance Sci-fi Fantasy Short Stories Youth Non Fiction Advertising Animals & Pets Beauty & Fashion Biography Body & Spirit Business Career Computer & Internet eBay Economy Educational Fitness Food/Recipes Games General Non Fiction Health History Human Rights International Marketing Miscellaneous Network Marketing Parenting/Children Philosophy Politics Psychology Recreation & Hobby Reference Religious Science Self-Improvement Travel Tutorials Web Design Writing & Publishing Academic Academic Articles Anthropology Archives Classic Literature Communications Economics Engineering Environment Gender Studies Geography History Humanities and Arts LGBT Studies Mathematics Medical Memoirs & Biography Philosophy Postmodernism Psychology & Culture Religion Robotics Science Sociology Teacher's Resources Technology Travel Textbooks Business Computer Sciences Engineering Law Mathematics Science World Others Free Previews Magazines Marketplace Classics Misc Classics Romance Classics Fiction Audiobooks Adventures Classics Crime & Mystery Experimental Fantasy Fiction Historical Humor & Comedy Modern Philosophical Science Fiction Thrillers & Horror Non Fiction Audiobooks Humour Memories Non Fiction Philosophy Poetry Religion Self Teaching Speeches Children Audiobooks Animal Adventures Children Classics Fairy Tales Folklore Stories Grown Up Humor Poems Religious Serials LoginSign Up More Register FreeLoginPublishBest BooksUSB BundlesBlogFree PublicationsAffiliatesAdvertiseHelp .

edgework wendy brown pdf free
patricia highsmith ripley epub gratis
honda cbr 1000 2008 accessories
how to play cbt nuggets
vader s little princess epub to mobi
cbr 150r 2015 vs r150
epub bud harlequin presents november
courtney milan free epub reader
jet mykles heaven sent pdf free
una brevissima introduzione alla filosofia thomas nagel pdf free