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1、ModelingandsimulationofanOFDMWLANreceiverByWolfgangEberleisdiscouragedaswell,becauseGerdVandersteenoftheirpoormodelingsupportMiekeVanBavel-theirlowsimulationefficiencyIMECformixed-signalarchitectures-wolfgang.eberle@imec.beortheirshortcomingstowardsdigitalimplementat
2、ion.Inaddi-Thedevelopmentoflow-costtion,modelingcomplexityandlow-powertransceiversisshouldbereducedasmuchasindispensablefortherealiza-possibleinordertosavesimu-tionoftoday’swirelessapplica-lationeffortandtime.tionssuchaswirelesslocalareaForthesimulationofcom-networks
3、(WLANs),GSM,digi-pletetransceiverfront-ends,talenhancedcordlesstelecom-IMECfavorstheuseofhigh-munications(DECT)andGPS.level(alsoknownasbehavioralThishoweverrequiresatightlevel)simulation,which,offer-integrationofthephysicalingalargelymoreaccurateyetlayer,whichconsist
4、softhera-stillefficientsystemmodeltodiofront-endandtheDSP-part.thesystemarchitect,cansig-Front-endsoftelecomtrans-nificantlyincreasethedesignceiverscontainfunctionsthatproductivity.Theuseofsuchareimplementedpartiallyinthemodelsisjustifiedbythein-analogandpartiallyint
5、hedigi-creasingcomplexityoftheFigure2:SchematicrepresentationoftheWLANend-to-endlink.taldomain.Foranoptimalper-transceiverandbythenecessityformanceofthecompletetrans-tocometobit-error-rate(BER)cessingontheotherside.Thelogpartsanddatapath/controlceiver,itisimportantth
6、atthesimulationsinacceptableCPUeffectivenessoftheapproachisco-simulationforthedigitaldifferentdomains(digitalhard-times.TheseBERsimulationsillustratedwithahigh-levelparts.Themethodisbasedonware,software,andanalogcir-canbeusedtotesttheeffective-simulationofaWLANend-to
7、-thecouplingoftwoexistingcuits)areco-designedtosomenessofthetrade-offsbetweenendlink.C++-basedtools:FAST,ahigh-extent.Therefore,tradeoffsbe-theanalogandthedigitallevel,multi-rate,multi-carriertweenanaloganddigitalsys-blocks.IMECpresentsahigh-Co-simulationwithFASTdata
8、flowsimulatorforanalogtemsneedtobestudied,whichlevelapproachthatenablestheandOCAPIsystems,andOCAPI,theFASTrequiressupportfromaccura
