1. 1) T. Ohgane, T. Nishimura, and Y. Ohawa, “Applications of space division multiplexing and those performance in a MIMO channel,” IEICE Trans. vol.88-B, vol. 5, pp 1843-1851, March 2005
2. 2) T. L. Marzetta, “Noncooperative cellular wireless with unlimited numbers of base station antennas,” IEEE Trans. Wireless Commun., vol. 9, no. 11, pp. 3590-3600, Sept. 2010.
3. 3) H. Q. Ngo, Massive MIMO: Fundamentals and system designs, vol. 1642, Linkoping university electronic press, 2015.
4. 4) T. Dahl, N. Christophersen, and D. Gesbert, “Blind MIMO eigenmode transmission based on the algebraic power method,” IEEE Trans. Sig.l Processing, vol. 52, pp. 2424-2431,Sept. 2004.
5. 5) Q. H. Spencer, A. L. Swindlehurst, and M. Haardt, “Zero forcing methods for downlink spatial multiplexing in multiuser MIMO channels,” IEEE Trans. Sig. Processing, vol. 52, no.2, pp.461-471, Feb. 2004.