Fast Channel Tracking for Terahertz Beamspace Massive MIMO Systems
Time-Frequency Training OFDM with High Spectral Efficiency and Improved Performance over Fast Fading Channels
Joint channel estimation and feedback with low overhead for FDD massive MIMO systems
Time-Frequency Training OFDM with High Spectral Efficiency and Reliable Performance in High Speed Environments
Optimal FemtoCell Density for Maximizing Throughput in 5G Heterogeneous Networks under Outage Constraints
On the Power Leakage Problem in Beamspace MIMO Systems with Lens Antenna Array