标签: abstract
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ABSTRACTDESIGNOFCLASS-ERADIOFREQUENCYPOWERAMPLIFIERbySaadAl-ShahraniDissertationsubmittedtotheFacultyoftheVirginiaPolytechnicInstituteandStateUniversityinpartialfulfillmentoftherequirementsforthedegreeofDOCTOROFPHILOSOPHYinElectricalEngineeringCommitteeMembersDr.Sedki.Riad,ChairmanDr.IoannisBesierisDr.AminEzzeddineDr.AichaElshabiniDr.JianqingHeJuly2001Blacksburg,VirginiaDESIGNOFCLASS-ERADIOFREQUENCYPOWERAMPLIFIERbySaadAl-ShahraniABSTRACTPoweramplifiers(PA)aretypicallythemostpower-consumingbuildingblocksofRFtransceivers.Therefore,thedesignofahigh-efficiencyradiofrequencypoweramplifieristhemostobvioussolutiontoovercomingthebatterylifetimelimitationintheportablecommunicationsystems.A……
