... protocols [3, 4].1.1.2 Multiple- Input Multiple- Output SystemsIt is well-known that in fully scattered environment, multi-antenna systems pro-vide substantial spatial diversity and multiplexing gains ... e.g., LTE, IMT-Advancedand 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). ... Shaodan Ma and Yik-Chung Wu, “Bayesian Robust Lin-ear Transceiver Design for Dual-Hop Amplify-and-Forward MIMO RelaySystems,” Proceedings of IEEE Global Communications Conference (Globe-Com’2009),,...