The increasing wireless data traffic demands have driven the need to explore suitable
spectrum regions for meeting the projected requirements. In the light of this, millimeter wave …

Massive multiple-input multiple-output (MIMO) systems combined with beamforming
antenna array technologies are expected to play a key role in next-generation wireless …

Hybrid multiple-antenna transceivers, which combine large-dimensional analog
pre/postprocessing with lower-dimensional digital processing, are the most promising …

The fifth generation (5G) mobile communication networks will require a major paradigm shift
to satisfy the increasing demand for higher data rates, lower network latencies, better energy …

In this paper, we develop a low-complexity channel estimation for hybrid millimeter wave
(mmWave) systems, where the number of radio frequency (RF) chains is much less than the …

A large-scale fully digital receive antenna array can provide very high-resolution direction of
arrival (DOA) estimation, but resulting in a significantly high RF-chain circuit cost. Thus, a …

In a millimeter-wave (mmWave) multiple-input multiple-output (MIMO) system, a large
number of antennas can be placed into a very limited space. It is not practical to equip each …

As a key enabling technology for 5G wireless, millimeter wave (mmWave) communication
motivates the utilization of large-scale antenna arrays for achieving highly directional …

Increasing demand for higher data-rate wireless connectivity with lower latency is fueling the
explorations of millimeter-wave (mmWave) spectrum and massive MIMO communications …

Hybrid architecture is a promising candidate precoding scheme to balance the achievable
spectral efficiency and power consumption in millimeter wave multiple input multiple output …