On secure mixed RF-FSO systems with TAS and imperfect CSI

H Lei, H Luo, KH Park, IS Ansari, W Lei… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
In this work, we analyze the secrecy outage performance of a dual-hop relay system
composed of multiple-input-multiple-output radio-frequency (RF) links and a free-space …

Physical layer security for 5G non-orthogonal multiple access in large-scale networks

Z Qin, Y Liu, Z Ding, Y Gao… - 2016 IEEE international …, 2016 - ieeexplore.ieee.org
In this paper, the physical layer security of applying non-orthogonal multiple access (NOMA)
in large-scale networks is investigated. In the considered scenario, both the NOMA users …

Secrecy performance analysis of uplink NOMA in IoT networks

Z Xiang, W Yang, Y Cai, Y Cheng… - 2018 IEEE/CIC …, 2018 - ieeexplore.ieee.org
This paper investigates physical layer security (PLS) of uplink non-orthogonal multiple
access (NOMA) in Internet of Things (IoT) networks, where two devices transmit secret …

Secure transmission for uplink and downlink non-orthogonal multiple access system with imperfect channel state information

DT Do, MS Nguyen - … Computing Electronics and Control), 2022 - telkomnika.uad.ac.id
In this paper, we design a secure transmission scheme in uplink and downlink of non-
orthogonal multiple access (NOMA) system. In this scenario, two pairs of base stationuser …

NOMA and massive MIMO assisted physical layer security using artificial noise precoding

P Singh, A Trivedi - Physical Communication, 2020 - Elsevier
In this paper, combined secrecy performance of two 5G technologies viz. massive multiple-
input-multiple-output (massive MIMO) and non-orthogonal multiple access (NOMA) for a …

Secure performance of AF and DF relaying in cooperative NOMA systems

N Zaghdoud, WH Alouane… - … on sciences and …, 2019 - ieeexplore.ieee.org
In this paper, we study the secrecy outage probability (SOP) and the strictly positive secrecy
capacity (SPSC) of cooperative non-orthogonal multiple access (NOMA) system with a …

Secrecy analysis for multi-relaying RF-FSO systems with a multi-aperture destination

J Zhang, X Pan, G Pan, Y Xie - IEEE Photonics Journal, 2020 - ieeexplore.ieee.org
In this paper, we investigate the physical layer security for an asymmetric dual-hop radio
frequency-free space optical (RF-FSO) communication system, in which a source transmits …

Enhancing physical layer security of multiuser SIMO mixed RF/FSO relay networks with multi-eavesdroppers

AH Abd El-Malek, AM Salhab… - 2016 IEEE …, 2016 - ieeexplore.ieee.org
In this paper, we investigate the secrecy performance of multiuser (MU) single-input multiple-
output (SIMO) mixed radio frequency (RF)/free space optical (FSO) relay network with …

Secrecy performance analysis of multi-antenna NOMA system with AF/DF relaying under external and internal eavesdropping scenarios

N Zaghdoud, AB Mnaouer, WH Alouane… - 2020 International …, 2020 - ieeexplore.ieee.org
Due to the successive interference cancellation (SIC) technique, Non orthogonal multiple
Access (NOMA) users have the capability of decoding the other paired users sharing the …

[HTML][HTML] Secrecy outage performance and power allocation for three secondary users CR-NOMA networks with transmit antenna selection

S Lv, J Ji - Electronics, 2023 - mdpi.com
Cognitive radio inspired non-orthogonal multiple access (CR-NOMA) networks are a
research focus in the wireless communication field. The secure communication of wireless …