Cooperative power-domain NOMA systems: an overview

M Ghous, AK Hassan, ZH Abbas, G Abbas, A Hussien… - Sensors, 2022 - mdpi.com
Interference has been a key roadblock against the effectively deployment of applications for
end-users in wireless networks including fifth-generation (5G) and beyond fifth-generation …

NOMA in cooperative underlay cognitive radio networks under imperfect SIC

DT Do, AT Le, BM Lee - IEEE Access, 2020 - ieeexplore.ieee.org
In conventional cognitive radio (CR), the users in secondary network (SN) can only access
the idle spectrum when users in primary network (PN) are absent. This novel strategy …

Joint impacts of imperfect CSI and imperfect SIC in cognitive radio-assisted NOMA-V2X communications

DT Do, TA Le, TN Nguyen, X Li, KM Rabie - IEEE Access, 2020 - ieeexplore.ieee.org
In this study, the performance of a secondary network in cognitive radio (CR) is studied in
the context of vehicle-to-everything (V2X). The non-orthogonal multiple access (NOMA) is …

NOMA based cognitive relaying: Transceiver hardware impairments, relay selection policies and outage performance comparison

DT Do, AT Le - Computer Communications, 2019 - Elsevier
This paper considers cognitive radio (CR) inspired non-orthogonal multiple-access (NOMA).
Such NOMA users with performance improvement can be achieved as deploying relay …

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) …

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 …

Software defined radio based non-orthogonal multiple access (NOMA) systems

BSK Reddy, K Mannem, K Jamal - Wireless Personal Communications, 2021 - Springer
This paper focuses primarily on the study of the implementation of Non-orthogonal multiple
access (NOMA) systems on Software defined radio (SDR) platforms, since NOMA has been …

Performance analysis of clustering car-following V2X system with wireless power transfer and massive connections

DT Do, MS Van Nguyen, M Voznak… - IEEE Internet of …, 2021 - ieeexplore.ieee.org
With the rapid growth of vehicles, the vehicular networks meet main challenges such as
dynamic, heterogeneous, and large scaled. In addition, the cellular-based vehicular …

Uplink and downlink NOMA transmission using full-duplex UAV

DT Do, TTT Nguyen, TN Nguyen, X Li, M Voznak - IEEE Access, 2020 - ieeexplore.ieee.org
In this article, an unmanned aerial vehicle (UAV)-aided non-orthogonal multiple access
(NOMA) network along with uplink (UL) and downlink (DL) transmissions is investigated. A …

Joint relay selection, full-duplex and device-to-device transmission in wireless powered NOMA networks

HP Dang, MS Van Nguyen, DT Do, HL Pham… - IEEE …, 2020 - ieeexplore.ieee.org
This paper investigates non-orthogonal multiple access (NOMA), cooperative relaying, and
energy harvesting to support device-to-device (D2D) transmission. In particular, we deploy …