Network MIMO with linear zero-forcing beamforming: Large system analysis, impact of channel estimation, and reduced-complexity scheduling

H Huh, AM Tulino, G Caire - IEEE Transactions on Information …, 2011 - ieeexplore.ieee.org
We consider the downlink of a multicell system with multiantenna base stations and single-
antenna user terminals, arbitrary base station cooperation clusters, distance-dependent …

Multi-cell MIMO downlink with cell cooperation and fair scheduling: A large-system limit analysis

H Huh, SH Moon, YT Kim, I Lee… - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
We consider the downlink of a cellular network with multiple cells and multi-antenna base
stations. Our model includes distance-dependent pathloss, arbitrary clusters of cooperating …

Performance analysis of scheduling in multiuser MIMO systems with zero-forcing receivers

CJ Chen, LC Wang - IEEE Journal on Selected Areas in …, 2007 - ieeexplore.ieee.org
Despite its low-complexity, the zero-forcing receiver is known to suffer from noise
enhancement to restore the spatially multiplexed data in a single-user MI MO system …

Performance of conjugate and zero-forcing beamforming in large-scale antenna systems

H Yang, TL Marzetta - IEEE Journal on Selected Areas in …, 2013 - ieeexplore.ieee.org
Large-Scale Antenna Systems (LSAS) is a form of multi-user MIMO technology in which
unprecedented numbers of antennas serve a significantly smaller number of autonomous …

Large-scale MIMO versus network MIMO for multicell interference mitigation

K Hosseini, W Yu, RS Adve - IEEE Journal of Selected Topics …, 2014 - ieeexplore.ieee.org
This paper compares two important downlink multicell interference mitigation techniques,
namely, large-scale (LS) multiple-input multiple-output (MIMO) and network MIMO. We …

Training and feedback optimization for multiuser MIMO downlink

M Kobayashi, N Jindal, G Caire - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
We consider a MIMO fading broadcast channel where the fading channel coefficients are
constant over time-frequency blocks that span a coherent time xa coherence bandwidth. In …

Downlink resource allocation in multiuser cell-free MIMO networks with user-centric clustering

HA Ammar, R Adve, S Shahbazpanahi… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
In this paper, we optimize user scheduling, power allocation and beamforming in distributed
multiple-input multiple-output (MIMO) networks implementing user-centric clustering. We …

MIMO downlink scheduling with non-perfect channel state knowledge

H Shirani-Mehr, G Caire… - IEEE Transactions on …, 2010 - ieeexplore.ieee.org
Downlink scheduling schemes are well-known and widely investigated under the
assumption that the channel state is perfectly known to the scheduler. In the multiuser MIMO …

Active antenna selection in multiuser MIMO communications

M Sadek, A Tarighat, AH Sayed - IEEE Transactions on Signal …, 2007 - ieeexplore.ieee.org
The paper develops a dynamic antenna scheduling strategy for downlink MIMO
communications, where a subset of the receive antennas at certain users is selectively …

Zero-forcing methods for downlink spatial multiplexing in multiuser MIMO channels

QH Spencer, AL Swindlehurst… - IEEE transactions on …, 2004 - ieeexplore.ieee.org
The use of space-division multiple access (SDMA) in the downlink of a multiuser multiple-
input, multiple-output (MIMO) wireless communications network can provide a substantial …