6、DMsystem’sspectrum’sinherent
flexibilityandattractiveimplementationpotential.Thoseadvantages,however,arestrongly
dependingontheaccuratenessofsynchronization.Therefore,beforetheOFDMsignal
demodulationmustcompleteatleasttwosynchronizationworks.First,itisnecessarytofindthe
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