On the performance gain of NOMA over OMA in uplink communication systems

Z Wei, L Yang, DWK Ng, J Yuan… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
In this paper, we investigate and reveal the ergodic sum-rate gain (ESG) of non-orthogonal
multiple access (NOMA) over orthogonal multiple access (OMA) in uplink cellular …

Unsupervised machine learning-based user clustering in millimeter-wave-NOMA systems

J Cui, Z Ding, P Fan, N Al-Dhahir - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Millimeter-wave non-orthogonal multiple access (mm-wave-NOMA) systems exploit the
power domain for multiple accesses to further enhance the spectral efficiency. User …

Downlink and uplink non-orthogonal multiple access in a dense wireless network

Z Zhang, H Sun, RQ Hu - IEEE Journal on Selected Areas in …, 2017 - ieeexplore.ieee.org
To address the ever increasing high data rate and connectivity requirements in the next
generation 5G wireless network, novel radio access technologies (RATs) are actively …

Robust beamforming design in a NOMA cognitive radio network relying on SWIPT

H Sun, F Zhou, RQ Hu, L Hanzo - IEEE Journal on Selected …, 2018 - ieeexplore.ieee.org
This paper studies a multiple-input single-output non-orthogonal multiple access cognitive
radio network relying on simultaneous wireless information and power transfer. A realistic …

On the design of massive non-orthogonal multiple access with imperfect successive interference cancellation

X Chen, R Jia, DWK Ng - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
In this paper, we address a practical but adverse problem that successive interference
cancellation (SIC) is imperfect in a massive non-orthogonal multiple access (NOMA) system …

Massive MIMO-NOMA networks with imperfect SIC: Design and fairness enhancement

AS De Sena, FRM Lima, DB Da Costa… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
This paper addresses multi-user multi-cluster massive multiple-input-multiple-output (MIMO)
systems with non-orthogonal multiple access (NOMA). Assuming the downlink mode, and …

Robust beamforming for NOMA-based cellular massive IoT with SWIPT

Q Qi, X Chen, DWK Ng - IEEE Transactions on Signal …, 2019 - ieeexplore.ieee.org
In this paper, we study the resource allocation design for non-orthogonal multiple access
(NOMA)-based cellular massive Internet-of-Things (IoT) enabled with simultaneous wireless …

Securing downlink massive MIMO-NOMA networks with artificial noise

M Zeng, NP Nguyen, OA Dobre… - IEEE Journal of Selected …, 2019 - ieeexplore.ieee.org
In this paper, we focus on securing the confidential information of massive multiple-input
multiple-output (MIMO) non-orthogonal multiple access (NOMA) networks by exploiting …

Cooperative beamforming for reconfigurable intelligent surface-assisted symbiotic radios

H Zhou, X Kang, YC Liang, S Sun… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this paper, we study a novel reconfigurable intelligent surface (RIS) enabled symbiotic
radio system, where a RIS is used to enhance the communication between the primary …

Exploiting inter-user interference for secure massive non-orthogonal multiple access

X Chen, Z Zhang, C Zhong, DWK Ng… - IEEE Journal on …, 2018 - ieeexplore.ieee.org
This paper considers the security issue of the fifth-generation wireless networks with
massive connections, where multiple eavesdroppers aim to intercept the confidential …