... effects of fading, number of dispersed bands,modulation, and coding on the performance of dispersedspectrum cognitive radio systems. The results show that theeffects of fading, number of dispersed ... considering theeffects of fading, number of dispersed bands, modulation,and coding. Average symbol error probability is derivedwhen each band undergoes independent and dependentNakagami-m fading channels. ... 1999.[2] S.Ekin,F.Yilmaz,H.Celebi,K.A.Qaraqe,M.Alouini,andE.Serpedin, “Capacity limits of spectrum-sharing systems overhyper -fading channels, ” Wireless Communications and MobileComputing. In press.[3]...