Optimal Power Allocation for Channel Estimation in MIMO-OFDM System with Per-Subcarrier Transmit Antenna Selection - Rajeswari, K.; Thiruvengadam, S. J. (Radioengineering, 2015)
Keywords: antenna-to–subcarrier assignment; hybrid estimator; LMMSE; MIMO-OFDM; per-subcarrier antenna selection; relaxed MMSE