Energy-efficiency-oriented joint user association and power allocation in distributed massive MIMO systems

G Dong, H Zhang, S Jin, D Yuan - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This paper investigates the energy efficient downlink transmission in distributed massive
multiple-input-multiple-output systems, where massive antennas are clustered on …

Multi-layer beamforming in uplink/downlink massive MIMO systems with multi-antenna users

F Rezaei, A Tadaion - Signal Processing, 2019 - Elsevier
In this paper, considering a hybrid architecture at the base station (BS) in an m-MIMO
system, multi-antenna users transmit/receive multiple symbols to/from the BS in the …

Hybrid beamforming designs for massive MIMO millimeter-wave heterogeneous systems

D Castanheira, P Lopes, A Silva, A Gameiro - IEEE Access, 2017 - ieeexplore.ieee.org
Network densification through the deployment of small cells along the coverage area of a
macro-cell, employing massive multiple input multiple output (MIMO) and millimeter-wave …

Performance gains of optimal antenna deployment in massive MIMO systems

E Koyuncu - IEEE Transactions on Wireless Communications, 2018 - ieeexplore.ieee.org
We consider the single-cell multi-user multiple-input multiple-output uplink with several
single antenna transmitters/users and one base station (BS) with N antennas in the N→∞ …

Energy efficiency scheme with cellular partition zooming for massive MIMO systems

D Zhang, K Yu, Z Zhou, T Sato - 2015 IEEE Twelfth …, 2015 - ieeexplore.ieee.org
Massive Multiple-Input Multiple-Output (Massive MIMO) has been realized as a promising
technology element for 5G wireless mobile communications, in which Spectral Efficiency …

Trade-off energy and spectral efficiency in a downlink massive MIMO system

A Salh, L Audah, NSM Shah, SA Hamzah - Wireless Personal …, 2019 - Springer
Massive multiple-input multiple-output (MIMO) technology has been proven to be a viable
strategy for balancing the trade-off between energy efficiency (EE) and spectral efficiency …

Joint transmit and circuit power minimization in massive MIMO with downlink SINR constraints: When to turn on massive MIMO?

K Senel, E Björnson, EG Larsson - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
In this paper, we consider the downlink of a multi-cell multiple-input multiple-output system
and find the jointly optimal number of base station (BS) antennas and transmission powers …

Multi-panel sparse base station design with physical antenna effects in massive MU-MIMO

N Amani, H Wymeersch, U Johannsen… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
A novel base station antenna (BSA) configuration is presented to mitigate degrading
physical antenna effects in massive multiple-input multiple-output (MIMO) systems, while …

Max-min power control in downlink massive MIMO with distributed antenna arrays

N Akbar, E Björnson, N Yang… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
In this paper, we investigate optimal downlink power allocation in massive multiple-input
multiple-output (MIMO) networks with distributed antenna arrays (DAAs) under correlated …

Edge computing-enabled cell-free massive MIMO systems

S Mukherjee, J Lee - IEEE Transactions on Wireless …, 2020 - ieeexplore.ieee.org
Mobile edge computing (MEC) has been introduced to provide additional computing
capabilities at network edges in order to improve performance of latency critical applications …