Results 111 to 120 of about 465 (189)

Spatially Correlated RIS-Aided Secure Massive MIMO Under CSI and Hardware Imperfections

open access: yes
International audienceThis paper investigates the integration of a reconfigurable intelligent surface (RIS) into a secure multiuser massive multiple-input multiple-output (MIMO) system in the presence of transceiver hardware impairments (HWI), imperfect ...
Xu, Jindan   +6 more
core   +1 more source

Secure Transmission of Terahertz Signals with Multiple Eavesdroppers. [PDF]

open access: yesMicromachines (Basel), 2022
He Y, Zhang L, Liu S, Zhang H, Yu X.
europepmc   +1 more source

An overview of generic tools for information-theoretic secrecy performance analysis over wiretap fading channels. [PDF]

open access: yesEURASIP J Wirel Commun Netw, 2021
Kong L   +5 more
europepmc   +1 more source

Pilot-driven deep learning based RIS-assisted beamforming for secrecy rate maximization

open access: yes
Secure beamforming in reconfigurable intelligent surface (RIS)-assisted multiuser downlink systems is challenging due to high computational complexity and complex channel state information (CSI) estimation.
Natasha Elizabeth Francis (9495077)   +2 more
core   +1 more source

A Survey on the Impact of Intelligent Surfaces in the Terahertz Communication Channel Models. [PDF]

open access: yesSensors (Basel), 2023
E Silva JDS   +6 more
europepmc   +1 more source

Secrecy outage probability of two-path successive relaying in physical layer security

open access: yes, 2016
Relaying is a promising technique to improve wireless physical-layer security. Existing literature shows that a full-duplex relay can further improve the secrecy capacity and secrecy outage probability compared to conventional half-duplex relay, but this
Liau, Q. Y., Leow, C. Y.
core  

A Novel Starfish Optimization Algorithm for Secure STAR-RIS Communications. [PDF]

open access: yesBiomimetics (Basel)
Gafar M   +3 more
europepmc   +1 more source

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