Chong-Yung Chi, Chun-Hsien Peng, Kuan-Chang Huang, Teng-Han Tsai, Wing-Kin Ma. A Block-by-Block Blind Post-FFT Multistage Beamforming Algorithm for Multiuser OFDM Systems Based on Subcarrier Averaging. IEEE Transactions on Wireless Communications, 7(8):3238-3251, 2008. [doi]
Abstract is missing.