Energy efficiency optimization for NOMA-based cognitive radio with energy harvesting

X Wang, Z Na, KY Lam, X Liu, Z Gao, F Li… - IEEE access, 2019 - ieeexplore.ieee.org
Energy Efficiency (EE) is a significant problem for Cognitive Radio (CR) network. Recently,
more interest has focused on EE optimization problem in wireless-powered communication …

Performance evaluation of relay-aided CR-NOMA for beyond 5G communications

DT Do, MS Van Nguyen, F Jameel, R Jäntti… - IEEE …, 2020 - ieeexplore.ieee.org
Non-orthogonal multiple access (NOMA) is considered as one of the most promising
technologies to handle the issue of spectrum scarcity in beyond fifth-generation (5G) …

Performance analysis and optimization for IoT mobile edge computing networks with RF energy harvesting and UAV relaying

AN Nguyen, DB Ha, VT Truong, DT Do, C So-In - IEEE Access, 2022 - ieeexplore.ieee.org
This paper studies unmanned aerial vehicle (UAV)-aided nonorthogonal multiple access
(NOMA)-based mobile-edge computing (MEC) in Internet of Things (IoT) systems in which …

Enabling multiple power beacons for uplink of NOMA-enabled mobile edge computing in wirelessly powered IoT

DT Do, MS Van Nguyen, TN Nguyen, X Li… - IEEE Access, 2020 - ieeexplore.ieee.org
As a promising technique, power beacon provides ability of wireless energy transfer to
relaying devices in Internet of Things (IoT) to serve far devices with respect to low latency …

SWIPT model adopting a PS framework to aid IoT networks inspired by the emerging cooperative NOMA technique

TN Tran, TP Vo, P Fazio, M Voznak - IEEE Access, 2021 - ieeexplore.ieee.org
We present the design for an ultra-low latency and low energy Internet of Things (IoT)
network inspired by the emerging cooperative Non-Orthogonal Multiple Access (NOMA) …

Robust energy-efficient maximization for cognitive NOMA networks under channel uncertainties

Y Xu, RQ Hu, G Li - IEEE Internet of Things Journal, 2020 - ieeexplore.ieee.org
Resource allocation (RA) is a key technique to guarantee the quality of service of users and
maximize the system capacity in cognitive nonorthogonal multiple access (NOMA) networks …

Resource allocation for secure MISO-NOMA cognitive radios relying on SWIPT

F Zhou, Z Chu, H Sun… - 2018 IEEE International …, 2018 - ieeexplore.ieee.org
Cognitive radio (CR) and non-orthogonal multiple access (NOMA) are two promising
technologies in the next generation wireless communication systems. The security of a …

Performance of adaptive multi-user underlay NOMA transmission with simple user selection

A Jee, K Janghel, S Prakriya - IEEE Transactions on Cognitive …, 2022 - ieeexplore.ieee.org
In this paper, we demonstrate that despite the power constraints on all transmit nodes
caused by the interference temperature limit (ITL) imposed by the primary user, power …

Best relay selection schemes for NOMA based cognitive relay networks in underlay spectrum sharing

K Sultan - IEEE Access, 2020 - ieeexplore.ieee.org
Cognitive Radio and the emerging Non-Orthogonal Multiple Access (NOMA) techniques
hold the potential to fulfill the increasing demands of radio spectrum by 5G-and-B5G …

On exact outage and throughput performance of cognitive radio based non-orthogonal multiple access networks with and without D2D link

DT Do, AT Le, CB Le, BM Lee - Sensors, 2019 - mdpi.com
In this paper, we investigate the performance of a secondary network in a cognitive radio
network employing a non-orthogonal multiple access (NOMA) scheme to form a CR-NOMA …