Millimeter wave (mmWave) communications have recently attracted large research interest,
since the huge available bandwidth can potentially lead to the rates of multiple gigabit per …

NOMA, as the newest member of the multiple access family, is envisioned to be an essential
component of 5G mobile networks. The combination of NOMA and multi-antenna MIMO …

Generally, massive multiple-input multiple-output (MIMO) system incorporates hundreds of
antennas at the base station for various attractive merits, whereas severe mutual coupling …

Due to its inherent ability in reducing hardware cost and power consumption while
maintaining high system capacity, hybrid precoding is deemed as one of the key …

This paper proposes a practical channel estimation for 60-GHz indoor systems with the
massive uniform rectangular array at base station. Through antenna array theory, the …

Optimizing the sum-log-utility for the downlink of multi-frequency band, multiuser,
multiantenna networks requires joint solutions to the associated beamforming and user …

Due to high costs and power consumptions, fully digital baseband precoding schemes are
usually prohibitive in millimeter-wave massive MIMO systems. Therefore, hybrid precoding …

In this paper, the feasibility of a new downlink transmission mode in massive multi-input
multi-output (MIMO) systems is investigated with two types of users, ie, the users with only …

Millimeter wave (mmwave) communication has attracted increasing attention owing to its
abundant spectrum resource. The short wavelength at mmwave frequencies facilitates …

In a millimeter-wave (mmWave) Massive multiple-input multiple-output (MIMO) systems, full-
digital beamforming (ie, connecting each antenna with a specific radio-frequency (RF) …