Optimality of Frequency Flat Precoding in Frequency Selective Millimeter Wave Channels
Channel Estimation and Hybrid Precoding for Millimeter Wave Cellular Systems
Dynamic Subarrays for Hybrid Precoding in Wideband mmWave MIMO Systems
Spatially Sparse Precoding in Millimeter Wave MIMO Systems
Regression Shrinkage and Selection via the Lasso
Channel estimation and precoder design for millimeter-wave communications: The sparse way