Heterogeneous ultradense networks with NOMA: System architecture, coordination framework, and performance evaluation

Z Zhang, G Yang, Z Ma, M Xiao… - ieee vehicular …, 2018 - ieeexplore.ieee.org
Heterogeneous ultradense networks (H-UDNs) are one key enabler for fifth-generation (5G)
wireless networks and beyond to satisfy the explosive growth of mobile data traffic, which …

User association and resource allocation in unified NOMA enabled heterogeneous ultra dense networks

Z Qin, X Yue, Y Liu, Z Ding… - IEEE Communications …, 2018 - ieeexplore.ieee.org
Heterogeneous ultra dense networks (HUDNs) and non-orthogonal multiple access (NOMA)
have been identified as two proposing techniques for 5G mobile communication systems …

Grouping and cooperating among access points in user-centric ultra-dense networks with non-orthogonal multiple access

Y Liu, X Li, FR Yu, H Ji, H Zhang… - IEEE Journal on …, 2017 - ieeexplore.ieee.org
A user-centric ultra-dense network (UUDN) is proposed as one of the promising solutions to
provide very high area throughput density and flexible access service for users in the fifth …

A UAV-based moving 5G RAN for massive connectivity of mobile users and IoT devices

N Nomikos, ET Michailidis, P Trakadas… - Vehicular …, 2020 - Elsevier
Currently, the coexistence of multiple users and devices challenges the network's ability to
reliably connect them. This article proposes a novel communication architecture that …

Pairing distance resolution and power control for massive connectivity improvement in NOMA systems

S Mounchili, S Hamouda - IEEE Transactions on Vehicular …, 2020 - ieeexplore.ieee.org
One of the main objectives of 5G is to ensure very high spectral efficiency. Non-Orthogonal
Multiple Access (NOMA) is one of the promising techniques to address this issue. Generally …

Uplink performance of NOMA-based combined HTC and MTC in ultradense networks

M Kamel, W Hamouda… - IEEE Internet of Things …, 2020 - ieeexplore.ieee.org
In this article, we study the uplink coverage and the uplink network throughput of an
ultradense network (UDN) where human-type communication (HTC) users and machine …

On downlink NOMA in heterogeneous networks with non-uniform small cell deployment

T Han, J Gong, X Liu, SMR Islam, Q Li, Z Bai… - IEEE …, 2018 - ieeexplore.ieee.org
Compared to orthogonal multiple access (OMA), non-orthogonal multiple access (NOMA)
can achieve higher spectral efficiency by exploiting the power domain multiplexing. In this …

Generalized coordinated multipoint (GCoMP)-enabled NOMA: Outage, capacity, and power allocation

Y Al-Eryani, E Hossain, DI Kim - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
A novel generalized coordinated multi-point transmission (GCoMP)-enabled non-orthogonal
multiple access (NOMA) scheme is proposed. In particular, distributed base stations (BSs) in …

Energy-efficient NOMA enabled heterogeneous cloud radio access networks

F Zhou, Y Wu, RQ Hu, Y Wang, KK Wong - IEEE Network, 2018 - ieeexplore.ieee.org
H-CRANs are envisioned to be promising in 5G wireless networks. H-CRANs enable users
to enjoy diverse services with high energy efficiency, high spectral efficiency, and low-cost …

Interference hypergraph-based resource allocation (IHG-RA) for NOMA-integrated V2X networks

C Chen, B Wang, R Zhang - IEEE Internet of Things Journal, 2018 - ieeexplore.ieee.org
Vehicular communication network is a core application scenario in the fifth generation (5G)
mobile communication system which requires ultrahigh data rate and ultralow latency. Most …