Exploiting spatial sparsity for estimating channels of hybrid MIMO systems in millimeter wave communications
On the Number of RF Chains and Phase Shifters, and Scheduling Design With Hybrid Analog–Digital Beamforming
Hybrid Beamforming for Large Antenna Arrays With Phase Shifter Selection
Channel estimation and precoder design for millimeter-wave communications: The sparse way
Performance Analysis of Mixed-ADC Massive MIMO Systems Over Rician Fading Channels
Modeling and Analyzing Millimeter Wave Cellular Systems