Energy efficient user clustering, hybrid precoding and power optimization in terahertz MIMO-NOMA systems

H Zhang, H Zhang, W Liu, K Long… - IEEE Journal on …, 2020 - ieeexplore.ieee.org
… EE maximization in THz-NOMA-MIMO systems and design user clustering, hybrid precoding
… A fast convergence scheme for user clustering in NOMA-MIMO system by using enhanced K…

Learning-assisted user clustering in cell-free massive MIMO-NOMA networks

QN Le, VD Nguyen, OA Dobre… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
NOMA principle [3], [4]. Another interesting study is to group a large number of UEs into one
cluster [20], referred to as user clustering (… in the CFmMIMO-NOMA system. Nevertheless, the …

Efficient user clustering, receive antenna selection, and power allocation algorithms for massive MIMO-NOMA systems

WA Al-Hussaibi, FH Ali - IEEE Access, 2019 - ieeexplore.ieee.org
… , user partitioning is considered in this work by dividing the allowed users dynamically
into two MU-MIMO clustersusers and LPC of weak channel users. In this scenario, power-domain …

Non-orthogonal multiple access (NOMA) for downlink multiuser MIMO systems: User clustering, beamforming, and power allocation

S Ali, E Hossain, DI Kim - IEEE access, 2016 - ieeexplore.ieee.org
NOMA. In addition, we define the highest channel gain user of each MIMO-NOMA cluster as
the cluster-… In this proposed downlink MIMONOMA system, we utilize a precoding technique …

Capacity comparison between MIMO-NOMA and MIMO-OMA with multiple users in a cluster

M Zeng, A Yadav, OA Dobre… - IEEE Journal on …, 2017 - ieeexplore.ieee.org
… when there are multiple users per cluster, MIMO-NOMA strictly outperforms MIMO-OMA
in … it is shown that MIMO-NOMA also achieves a larger sum channel capacity than MIMO-OMA. …

Joint optimization framework for user clustering, downlink beamforming, and power allocation in MIMO NOMA systems

S Norouzi, B Champagne, Y Cai - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
… In this work, it is assumed that user clustering is given and the original problem is divided …
vectors, user clustering strategy and power allocation in the above MIMO NOMA system, so as …

Joint user clustering and multi-dimensional resource allocation in downlink MIMONOMA networks

X Zhang, X Zhu, H Zhu - IEEE Access, 2019 - ieeexplore.ieee.org
… -output (MIMO) non-orthogonal multiple access (NOMA) networks. First, we propose a …
user clustering algorithm to divide users into a number of clusters, where all users in one cluster

Deep learning-based user clustering for MIMO-NOMA networks

A Dejonghe, C Antón-Haro, X Mestre… - 2021 IEEE Wireless …, 2021 - ieeexplore.ieee.org
… of deeplearning to node clustering in MIMO-NOMA systems. Specifically, we have resorted
to a feed-forward neural network to partition nodes into two disjoint clusters and, by doing so, …

Signal processing for MIMO-NOMA: Present and future challenges

Y Huang, C Zhang, J Wang, Y Jing… - IEEE Wireless …, 2018 - ieeexplore.ieee.org
… technical problems in MIMO-NOMA systems. Then we explore the problem formulation,
beamforming, user clustering, and power allocation of single/multi-cluster MIMO-NOMA in the …

Energy efficient user clustering and hybrid precoding for terahertz MIMO-NOMA systems

H Zhang, H Zhang, J Dong… - ICC 2020-2020 IEEE …, 2020 - ieeexplore.ieee.org
… maximization in THz-NOMA-MIMO systems and design user clustering and hybrid precoding.
A fast convergence scheme for user clustering in NOMA-MIMO system by using enhanced …