Withtheadventofnextgeneration(4G)broadbandwirelesscommunications,thecombinationofmultiple-inputmultiple-output(MIMO)wirelesstechnologywithorthogonalfrequencydivisionmultiplexing(OFDM)hasbeenrecognizedasoneofthemostpromisingtechniquestosupporthighdatarateandhighperformance.Inparticular,codi