1Rappaport T S, Annamalai A, Buehrer R M, et al. Wireless communication: past events and a future perspective[J]. IEEE Communication Magazine, May 2002. Part: Anniversary,2002,40(4) : 148 - 161.
2Foschini G J, Golden G D, Valenzuela R A, et al. Simplified processing for high spectral efficiency wireless communication employing multi-element arrays [ J ]. IEEE Journal on Selected Areas in Communications, Nov. 1999, 17(11):1841 - 1852.
3Wang Z, Ma X, Giannakis G B. OFDM or single carrier zero-padded block transmissions[J]. IEEE Trans. Commun,February 20Q3(submitted).