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 …

Cooperative underlay cognitive radio assisted NOMA: secondary network improvement and outage performance

DT Do, CB Le, AT Le - … Computing Electronics and Control), 2019 - telkomnika.uad.ac.id
In this paper, a downlink scenario of a non-orthogonal multiple access (NOMA) scheme with
power constraint via spectrum sensing is considered. Such network provides improved …

On performance analysis of underlay cognitive radio-aware hybrid OMA/NOMA networks with imperfect CSI

DT Do, AT Le, BM Lee - Electronics, 2019 - mdpi.com
This study considers the outage and throughput performance of downlink in the secondary
network of cognitive radio assisted non-orthogonal multiple access (NOMA) systems. Both …

Rate optimization in NOMA cognitive radio networks

N Zabetian, M Baghani… - 2016 8th international …, 2016 - ieeexplore.ieee.org
In this paper, the power allocation of Non-orthogonal multiple access (NOMA) for secondary
users in underlay cognitive radio is studied. In underlay cognitive radio networks, the …

Outage performance of cooperative underlay CR-NOMA with imperfect CSI

S Arzykulov, TA Tsiftsis, G Nauryzbayev… - IEEE …, 2018 - ieeexplore.ieee.org
In this letter, a decode-and-forward cooperative underlay cognitive radio (CR) non-
orthogonal multiple access (NOMA) network is studied. Exact closed-form expressions for …

Nonorthogonal multiple access in large-scale underlay cognitive radio networks

Y Liu, Z Ding, M Elkashlan… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
In this paper, nonorthogonal multiple access (NOMA) is applied to large-scale underlay
cognitive radio (CR) networks with randomly deployed users. To characterize the …

Performance analysis of underlay cognitive radio nonorthogonal multiple access networks

S Arzykulov, G Nauryzbayev… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This correspondence paper considers a dual-hop underlay cognitive radio nonorthogonal
multiple access (NOMA) network. The end-to-end outage probability (OP) is evaluated as …

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 …

Spectrum sharing in cognitive-radio-inspired NOMA systems under imperfect SIC and cochannel interference

BM ElHalawany, AAA El-Banna, QV Pham… - IEEE Systems …, 2021 - ieeexplore.ieee.org
In this article, we investigate the performance of spectrum sharing inunderlay cognitive radio
(CR)-inspired nonorthogonal multiple access (NOMA) systems, at which a primary …

Underlay cognitive radio networks with cooperative non‐orthogonal multiple access

S Lee, TQ Duong, DB da Costa, DB Ha… - Iet …, 2018 - Wiley Online Library
In this study, a cooperative non‐orthogonal multiple access (NOMA) scheme is investigated
in an underlay cognitive radio network. With this aim, a number of secondary users are …