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时间: 2020-1-13 19:55
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Modelingofnonlinearpoweramplifierwithmemoryeffectsappliedfor3GsystemModelingofNonlinearPowerAmplifierWithMemoryEffectsAppliedfor3GSystemChongPeng,WeiJiang,YanNi,JingqiWang,XuanYu,BoXing,XiaoweiZhuStateKeyLaboratoryofMillimeterWave,SoutheastUniversityNo.2,SiPaiLou,Nanjing,P.R.China,210096E-mail:pengchong@greast.comAbstract-Inthispaper,thenonlinearmodelingofpoweramplifierwithremarkablememoryeffectsispresented.ThepoweramplifierwasdesignedbyusingLDMOS,andwasdrivenbyone-carrierW-CDMAsignalandfour-carrierW-CDMAsignalrespectively.Twodifferentmodels,V-vectorVolterramodelandMPMSDmodel,areextractedfromthepoweramplifierandtheperformancesoncapturingmemoryeffectsofthepoweramplifierarecompared.ThesimulationresultsshowthattheMPMSDmodelismoreaccurateandeffective……