1. Noncooperative cellular wireless with unlimited numbers of base station antennas;Marzetta;IEEE Trans. Wirel. Commun.,2010
2. Channel estimation and linear precoding in multiuser multiple-antenna TDD systems;Jose;IEEE Trans. Veh. Technol.,2011
3. Relative channel reciprocity calibration in MIMO/TDD systems;Kaltenberger,2010
4. Pilot contamination precoding in multi-cell large scale antenna systems;Ashikhmin,2012
5. Technology Vision 2020—Reducing network latency to milliseconds, Nokia Network White Paper, 2015.