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带通滤波器设计指南2TUTORIALAGENERALDESIGNPROCEDUREFORBANDPASSFILTERSDERIVEDFROMLOWPASSPROTOTYPEELEMENTS:PARTIIPartIIofthisbandpassfiltertutorialfeaturesseveralexamplesthatillustratethegeneraldesignprocedureforbandpassfiltersusingresonatorsandcouplingmethodsofdifferenttypes.BANDPASSFILTERDESIGNThegeneralbandpassfilterdesignprocedureutilizesthenormalized,lowpasselementsoftheprototypefiltertodeterminetherequiredresonator…severalexamplesthatcouplingandcouplingtotheexternalcircuit,illustratethegeneraldesignthatis,thesourceandprocedureforbandpassfiltersload.Ineachcase,theexternalsourceandusingresonatorsandcouplingloadareassumedtobemethodsofdifferenttypes.50,althoughthefiltercouldbematchedtoo……