多速率信号处理的设计与实现（design and implementation of multirate signal processing）

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1、多速率信号处理的设计与实现（Designandimplementationofmultiratesignalprocessing）ThispapermakesagreatcontributiontoWeihaimountaininShandongPdfdocumentsmayexperiencepoorbrowsingontheWAPside.ItisrecommendedthatyouselectTXTfirstordownloadthesourcefiletothelocalmachine.Sixthphaseofexperimentalscienceandtec

2、hnologyinDecember2006ExperimentalgardenforCollegeStudentsThreeDesignandimplementationofmultiratesignalprocessingChenYiou,LiGuangjunUniversityofElectronicScienceandtechnologyofChina,Chengdu,610054Thirty-threeAbstract:themultiratesignalprocessingisthebasictheoryofsoftwareradio,thispaperin

3、troducesanefficientprocessingmethodofmultiratesignal,whichusesCICfilterandHBfilter,FIRfilterandpolyphasefiltersfordecimationandinterpolationinordertoachievethepurposeofchangingthesignalrate.Thispaperintroducesthebasicprincipleofvariousfilters,analyzestheproblemsneedingattentioninthedesi

4、gnandimplementation,andgivesthedesignresultsofdigitaldownconversionwiththismultiratesignalprocessingmethod.Keywords:multiratesignalprocessing;CICfilter;HBfilter;decimation;interpolation;polyphasefilteringinthegraphclassificationnumber:TN92documentidentificationcode:Aarticlenumber:1672-4

5、550(2006)06-0113-04DesignandReaLizationofMulti-RateSignaLProcessign(UniversityofElectronicScienceandTechnologyofChinaChengduAbstract:Multi610054)-Ratesignalprocessingisabasictheoryinsoftwareradio.Thispaperintroducesamethodofmulti-ratesignalprocessingwhichusesCICfilters,HBfilters,FIfilte

6、rsandpolyphasefil2Rofusingthistechniquetodesignadigitaldownconvertertersreachthegoal.Toofdecimationandinterpolation,inordertochangetherateofdigitalsignalsItin2troducesthestructuresofthe.Typicalfilters,analyzessomerelevantissues,andbringsforwardtheresultKeywords:multi-ratesignalprocessin

7、g;CIfilter;HBfilterdeci;ate;interpolate;polyphaseCmCHENYi2,LIGuang2junouCIC1IntroductionMakespectrumworse.Therefore,theessenceofmultiratesignalprocessingistocooperatewithseveraltypicalfiltersthroughdecimationandinterpolationintimedomainsoastoachievethepurposeofsignalrateconvers