Distributed compressive CSIT estimation and feedback for FDD multi-user massive MIMO systems

X Rao, VKN Lau - IEEE Transactions on Signal Processing, 2014 - ieeexplore.ieee.org
… FDD massive MIMO systems because of the overwhelming training and feedback overhead.
In this paper, we consider multi-user massive MIMO … The multi-user massive MIMO systems …

Hybrid beamforming for multi-user massive MIMO systems

X Wu, D Liu, F Yin - IEEE Transactions on Communications, 2018 - ieeexplore.ieee.org
… , we consider a single cell downlink multi-user massive MIMO system working in a generic
… , we provide an asymptotically optimal solution in a massive MIMO regimen, ie, the sum-rate …

Joint optimization of computation and communication power in multi-user massive MIMO systems

X Ge, Y Sun, H Gharavi… - IEEE transactions on …, 2018 - ieeexplore.ieee.org
… power is formulated for multi-user massive MIMO systems with partially-connected … for
massive MIMO systems, the results of this paper reveal that the energy efficiency of massive MIMO

Optimal design of energy-efficient multi-user MIMO systems: Is massive MIMO the answer?

E Björnson, L Sanguinetti, J Hoydis… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
… We consider the uplink and downlink of a single-cell multiuser MIMO system operating over
a bandwidth of B Hz. The BS uses a co-located array with M antennas to communicate with …

Designing multi-user MIMO for energy efficiency: When is massive MIMO the answer?

E Björnson, L Sanguinetti, J Hoydis… - 2014 IEEE wireless …, 2014 - ieeexplore.ieee.org
… 1, we consider the downlink of a multiuser MIMO system in which the BS makes use of M
antennas to communicate with K single-antenna UEs. The flat-fading channel hk ∈ CM …

Performance analysis of multi-user massive MIMO downlink under channel non-reciprocity and imperfect CSI

O Raeesi, A Gokceoglu, Y Zou… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
… ), have been studied for massive MIMO systems to a certain extent in [18… precoded TDD
multi-user massive MIMO DL transmission … analysis of NRC impaired massive MIMO systems, we …

Multi-user massive MIMO communication systems based on irregular antenna arrays

X Ge, R Zi, H Wang, J Zhang… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
… for massive MIMO communication systems. Motivated by the above gaps, we investigate
multi-user massive MIMO wireless communication systems with irregular antenna arrays …

Terahertz multi-user massive MIMO with intelligent reflecting surface: Beam training and hybrid beamforming

B Ning, Z Chen, W Chen, Y Du… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
… We consider a narrowband downlink multi-user massive MIMO system as depicted in Fig.
1, where a BS with Nt antennas intends to send Ns data streams to K users, each with Nu …

Optimizing channel-statistics-based analog beamforming for millimeter-wave multi-user massive MIMO downlink

Z Li, S Han, AF Molisch - IEEE Transactions on Wireless …, 2017 - ieeexplore.ieee.org
In this paper, we consider the design of analog beamformers for the downlink of multi-user
massive multiple-input-multiple-output (MIMO) systems. We specifically investigate systems, …

Performance analysis of multi user massive MIMO hybrid beamforming systems at millimeter wave frequency bands

R Dilli - Wireless Networks, 2021 - Springer
Millimeter-wave (mmWave) and massive multi-input–multi-output (mMIMO) communications
are the most key enabling technologies for next generation wireless networks to have large …