... IMT-Advanced and Winner project [3, 4].Generally speaking, there are three kinds of cooperative protocols: amplify -and- forward (AF), decode -and- forward (DF) and compress -and- forward (CF). For ... 58, no. 4, pp. 22 73 22 83, Apr. 2010. 3. Xiao Li, Chengwen Xing, Yik-Chung Wu and S.C. Chan, “Timing Estima-tion and Re-synchronization for Amplify -and- Forward Communication Sys-tems,” IEEE Transactions ... Beamforming Design for Amplify -and- Forward Multi-Antenna Re-laying Cellular Networks,” under preparation.6. Chengwen Xing, Shaodan Ma and Yik-Chung Wu, “Robust Joint Transceiver Design for...