Publication: IEICE TRANSACTIONS on Communications Publication Date: 2007/09/01 Vol. E90-BNo. 9pp. 2321-2329 Type of Manuscript: Special Section PAPER (Special Section on 2006 International Symposium on Antennas and Propagation) Category: Smart Antennas Keyword: MIMO, space time block code, fast fading, Doppler spread, adaptive beamforming, adaptive algorithm,