Energy efficient resource allocation in hybrid non-orthogonal multiple access systems

J Shi, W Yu, Q Ni, W Liang, Z Li… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
By blending the concepts of non-orthogonal multiple access (NOMA) and orthogonal
frequency division multiplexing, in this paper, a novel hybrid scheme is conceived for …

A NOMA-enabled cellular symbiotic radio for mMTC

A Raza, SJ Nawaz, A Ahmed, S Wyne… - Wireless Personal …, 2022 - Springer
Non-orthogonal multiple access (NOMA) scheme, potentially enabling high spectral
efficiency, is one of the key technological innovations in the 5th generation (5G) cellular …

Full/half duplex cooperative NOMA under imperfect successive interference cancellation and channel state estimation errors

V Aswathi, AV Babu - IEEE Access, 2019 - ieeexplore.ieee.org
This paper investigates the application of non-orthogonal multiple access (NOMA) in a
coordinated direct and relay transmission (CDRT) system, where the base station (BS) …

NOMA-enabled backscatter communications: Toward battery-free IoT networks

F Jameel, S Zeb, WU Khan, SA Hassan… - IEEE Internet of …, 2020 - ieeexplore.ieee.org
A new wireless era beckons, giving rise to novel communication techniques to support the
services and demands foreseen for the coming decades. One such revolutionizing …

[HTML][HTML] Cooperative backscatter NOMA with imperfect SIC: towards energy efficient sum rate maximization in sustainable 6G networks

M Ahmed, Z Ali, WU Khan, O Waqar, M Asif… - Journal of King Saud …, 2022 - Elsevier
The combination of backscatter communication with non-orthogonal multiple access
(NOMA) has the potential to support low-powered massive connections in upcoming sixth …

Transmit or backscatter: Communication mode selection for narrowband IoT systems

AE Mostafa, VWS Wong - IEEE Transactions on Vehicular …, 2022 - ieeexplore.ieee.org
Backscatter communication is an energy-efficient communication technique for the Internet
of things (IoT) devices. It enables data transmission by reflecting the incident radio signals …

Multi-user downlink NOMA systems aided by ambient backscattering: achievable rate regions and energy-efficiency maximization

H El Hassani, A Savard, EV Belmega… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
In this paper, we investigate the energy efficiency of a multi-user downlink non-orthogonal
multiple access (NOMA) system aided by an ambient backscatter device that modulates its …

Performance analysis of uplink non-orthogonal multiple access in the presence of co-channel interference

V Ozduran, M Mohammadi, IS Ansari… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In sixth generation (6 G) networks, a massive number of users and devices must be
connected, necessitating flexible resource allocation. In this context, non-orthogonal multiple …

Non-orthogonal multiple access: Achieving sustainable future radio access

K Yang, N Yang, N Ye, M Jia, Z Gao… - IEEE Communications …, 2018 - ieeexplore.ieee.org
NOMA has been recognized as a highly promising FRA technology to satisfy the
requirements of the fifth generation era on high spectral efficiency and massive connectivity …

Throughput Maximization for RF Powered Cognitive NOMA Networks with Backscatter Communication by Deep Reinforcement Learning

S Guo, X Zhao, W Zhang - IEEE Transactions on Wireless …, 2023 - ieeexplore.ieee.org
In this paper, we present a hybrid ambient backscatter communication (ABC) assisted
framework for radio frequency (RF) powered cognitive radio networks (CRNs). In these …