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ApplicationofOversamplinginCycleSpectrum Detection

  

  1. FacultyofElectricalandInformationEngineering,YunnanUniversityofNationalities,Kunming650500,China
  • Online:2010-05-30 Published:2010-05-30

Abstract: Asoneofmajornonstationarysignals,cyclostationarysignalhasbeenstudiedandusedinsignalprocessing.Itsusehascausedwideconcernandsomeachievementsinitaremade.Somenonstationarysignalsshowcyclostationaryfeaturesaftersampling.Conceptanddetectingmethodsofcyclosta tionarysignalswereintroduced,andthecyclostationaryfeaturesofoversamplingsignalswerediscussed. QPSKsignal,asanexample,wassimulatedonMATLABplatform.ComparisonsbetweenthecyclespectraofPSKFSKsignalweremade.

Key words: oversample, cyclostationarity, spectralcorrelation

CLC Number: