Secure NOMA systems with a dual-functional RIS: Simultaneous information relaying and jamming

M Ji, J Chen, L Lv, Q Wu, Z Ding… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this paper, we propose a new simultaneous information relaying and jamming (SIRJ)
scheme based on a dual-functional reconfigurable intelligent surface (RIS) to achieve …

Secrecy Rate Maximization for Active RIS-Aided Robust Uplink NOMA Communications

S Singh, A Raviteja, K Singh, SK Singh… - IEEE Wireless …, 2024 - ieeexplore.ieee.org
In this work, we investigate the performance of an active reconfigurable intelligent surface
(RIS)-aided uplink non-orthogonal multiple access (NOMA) network in the presence of an …

Safeguarding NOMA networks via reconfigurable dual-functional surface under imperfect CSI

W Wang, W Ni, H Tian, Z Yang… - IEEE Journal of …, 2022 - ieeexplore.ieee.org
This paper investigates the use of the reconfigurable dual-functional surface to guarantee
the full-space secure transmission in non-orthogonal multiple access (NOMA) networks. In …

Secure transmission for STAR-RIS aided NOMA against internal eavesdropping

H Han, Y Cao, N Deng, C Xing, N Zhao… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Simultaneous transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) has
attracted extensive attentions due to its prominent advantages to future wireless networks …

Secure transmission via IUI engineering for IRS-assisted NOMA systems

W Tan, C Zhang, J Peng, L Dai, S Fu… - IEEE Wireless …, 2022 - ieeexplore.ieee.org
Inter-user interference (IUI) engineering is utilized to degrade eavesdropping and enhance
the physical layer security (PLS). In this letter, we propose a secure transmission strategy via …

Active RIS Enabled Secure NOMA Communications With Discrete Phase Shifting

C Gong, H Li, S Hao, K Long… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Active reconfigurable intelligent surface (RIS) is deemed a prospective candidate to
compensate the double fading attenuation caused by the passive RIS, where each element …

Beamforming and jamming optimization for IRS-aided secure NOMA networks

W Wang, X Liu, J Tang, N Zhao, Y Chen… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
The integration of intelligent reflecting surface (IRS) and multiple access provides a
promising solution to improved coverage and massive connections at low cost. However …

Improving physical layer security for reconfigurable intelligent surface aided NOMA 6G networks

Z Zhang, C Zhang, C Jiang, F Jia, J Ge… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The intrinsic integration of the nonorthogonal multiple access (NOMA) and reconfigurable
intelligent surface (RIS) techniques is envisioned to be a promising approach to significantly …

IRS-aided secure NOMA networks against internal and external eavesdropping

H Han, Y Cao, M Sheng, N Zhao, J Liu… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) is a promising technology which can be integrated with
non-orthogonal multiple access (NOMA) to improve the secrecy performance. In this paper …

STAR-RIS enabled downlink secure NOMA network under imperfect CSI of eavesdroppers

H Jia, L Ma, S Valaee - IEEE Communications Letters, 2023 - ieeexplore.ieee.org
Reconfigurable intelligence surface (RIS) is regarded as one of the key technologies for the
future wireless communications. Recently, simultaneous transmission and reflection (STAR) …