Question: ConsideranOFDMsystem.Explainthat: ( 1 ) whydoweneedtoaddcyclic pre xtotheIFFToutput? ( 2 ) Givenachannelh = [ h ( 0 ) h ( 1 ) h ( L )
ConsideranOFDMsystem.Explainthat: whydoweneedtoaddcyclic pre xtotheIFFToutput?Givenachannelhhh hLLwhat istheminimumnumberofcyclicpre xsymbolsneeded?whyisthat?Explainhow youwoulddeterminethespacebetweenneighboringsubcarriersinanOFDMsystem.
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