Pilot power allocation through user grouping in multi-cell massive MIMO systems

P Liu, S Jin, T Jiang, Q Zhang… - Ieee transactions on …, 2016 - ieeexplore.ieee.org
… • We investigate the channel estimation performance of multi-cell massive MIMO through
the RCEE metric and Exprcee for which we derive a closed-form expression. Based on this …

Two-tier precoding for FDD multi-cell massive MIMO time-varying interference networks

J Chen, VKN Lau - IEEE Journal on Selected Areas in …, 2014 - ieeexplore.ieee.org
… We consider a two-tier precoding strategy for multi-cell massive MIMO interference networks,
with an outer precoder for inter-cell/inter-cluster interference cancellation, and an inner …

Optimizing multi-cell massive MIMO for spectral efficiency: How many users should be scheduled?

E Björnson, EG Larsson… - 2014 IEEE Global …, 2014 - ieeexplore.ieee.org
… answered for multi-cell systems.We show how the coherence block length, number of
antennas, … We consider a massive MIMO topology where N is large and fixed, while K is chosen …

Interference reduction in multi-cell massive MIMO systems with large-scale fading precoding

A Ashikhmin, L Li, TL Marzetta - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
… We would like to note that the SINR expression for massive MIMO … Our paper considers a
multi-cell environment. As a result, we … We also consider how to decentralize the multi-cell

Interference reduction in multi-cell massive MIMO systems I: Large-scale fading precoding and decoding

A Ashikhmin, TL Marzetta, L Li - arXiv preprint arXiv:1411.4182, 2014 - arxiv.org
… In [15] and [16], the authors proposed massive MIMO systems with limited collaboration …
construct interference and noise free multi-cell massive MIMO systems with frequency reuse one. …

Joint pilot design and uplink power allocation in multi-cell massive MIMO systems

T Van Chien, E Björnson… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
… PILOT DESIGNS FOR MASSIVE MIMO SYSTEMS We consider the UL of a multi-cell Massive
MIMO system with L cells. Each cell consists of a BS equipped with M antennas that serves …

Graph coloring based pilot allocation to mitigate pilot contamination for multi-cell massive MIMO systems

X Zhu, L Dai, Z Wang - IEEE Communications Letters, 2015 - ieeexplore.ieee.org
… 1(a), we consider a multi-cell massive MIMO system composed of L hexagonal cells, and
each cell consists of a BS with M antennas and K (K ≪ M) singleantenna users [1]. The …

Deep learning-based CSI feedback for beamforming in single-and multi-cell massive MIMO systems

J Guo, CK Wen, S Jin - IEEE Journal on Selected Areas in …, 2020 - ieeexplore.ieee.org
Multi-Cell Massive MIMO System The multi-cell massive MIMO system adopted in this paper
… -type network model [37] and widely used in multi-cell cooperation problem, eg, [33], [38]–[…

Energy-efficient multi-cell massive MIMO subject to minimum user-rate constraints

LD Nguyen, HD Tuan, TQ Duong… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
multi-cell mMIMO, whose cell-edge users suffer not only poor channel conditions but also
multi-cell … We demonstrate that the numbers of users served by our multi-cell mMIMO within a …

Multi-cell massive MIMO uplink with underlay spectrum sharing

H Al-Hraishawi, GAA Baduge, HQ Ngo… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
… been investigated in the context of multi-cell deployments. Moreover, all prior … massive
MIMO literature by investigating the performance of multi-cell multiuser cognitive massive MIMO