New user grouping scheme for better user pairing in NOMA systems

S Mounchili, S Hamouda - 2020 International Wireless …, 2020 - ieeexplore.ieee.org
Non-orthogonal multiple access (NOMA) guarantees good spectral efficiency and better
enhance system radio capacity. However, the deployment of NOMA is not easy due to …

Semi-grant-free uplink NOMA with contention control: A stochastic geometry model

C Zhang, Z Qin, Y Liu, KK Chai - 2020 IEEE International …, 2020 - ieeexplore.ieee.org
Grant-free (GF) transmission holds promise in terms of low latency communication by
directly transmitting messages without waiting for any permissions. However, collision …

On the Application of SWIPT in NOMA Networks

Y Liu, M Elkashlan - chapter, 2018 - books.google.com
Due to the increasing number of devices to be connected in fifth-generation (5G) and
Internet of Things (IoT) networks, spectrum efficiency becomes a very challenging issue …

Performance analysis of opportunistic NOMA strategy in uplink coordinated multi-points systems

Y Tian, B Xiao, X Wang, YH Kho, C Tian - Computer Communications, 2021 - Elsevier
Non-orthogonal multiple access (NOMA) has attracted a great deal of interest due to its
potential contribution to the 5th generation (5G) mobile networks. In conventional power …

Performance analysis of NOMA-based cooperative relay systems over Hoyt fading channels

SR Panic, DNK Jayakody - 2019 IEEE 89th Vehicular …, 2019 - ieeexplore.ieee.org
Non-orthogonal multiple Access (NOMA) is an effective 5G remedy that provides increase in
networks spectral efficiency and access latency. In order to further upgrade the transmission …

Downlink and uplink non-orthogonal multiple access in a dense wireless network

Z Zhang, H Sun, RQ Hu - IEEE Journal on Selected Areas in …, 2017 - ieeexplore.ieee.org
To address the ever increasing high data rate and connectivity requirements in the next
generation 5G wireless network, novel radio access technologies (RATs) are actively …

Outage probability and ergodic capacity analysis of uplink NOMA cellular network with and without interference from D2D pair

DT Do, MS Van Nguyen - Physical Communication, 2019 - Elsevier
We consider the framework of uplink transmission and interference constraint for new
system model to provide multiple access scheme for fifth generation (5G) wireless …

[PDF][PDF] Nonorthogonal Multiple Access for 5G and Beyond.

O Kucur, G Karabulut-Kurt… - Wirel. Commun …, 2018 - pdfs.semanticscholar.org
Over the past decades, rapid developments and evolving demands of wireless
communications changed the selected multiple access (MA) technique in each generation …

Performance Analysis for Downlink Relaying Aided Non-Orthogonal Multiple Access Networks With Imperfect CSI Over Nakagami- Fading

J Men, J Ge, C Zhang - IEEE Access, 2016 - ieeexplore.ieee.org
Non-orthogonal multiple access (NOMA) has been conceived as a breakthrough technology
for the fifth generation (5G) wireless networks. With imperfect channel state information …

Improving the performance of cell-edge users in NOMA systems using cooperative relaying

TN Do, DB da Costa, TQ Duong… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
In this paper, we study the performance improvement methods for a cell-edge user of two-
user non-orthogonal multiple access (NOMA) systems in downlink scenarios. To this end …