Results 101 to 110 of about 465 (189)

Artificial Noise Scheme for Correlated MISO Wiretap Channels

open access: yes, 2019
This correspondence paper studies how correlation of the wiretap channel affects the secrecy rate of the artificial noise (AN) scheme. To this end, we first develop a simple but tight lower bound on the ergodic secrecy rate of the AN scheme on correlated
Ha, Jeongseok   +2 more
core   +1 more source

On the secrecy capacity of fading channels

open access: yes, 2006
We consider the secure transmission of information over an ergodic fading channel in the presence of an eavesdropper. Our eavesdropper can be viewed as the wireless counterpart of Wyner’s wiretapper. The secrecy capacity of such a system is characterized
Lifeng Lai   +2 more
core  

Research on critical SNR and power allocation of artificial noise assisted secure transmission

open access: yesTongxin xuebao, 2019
A comprehensive performance analysis of artificial noise (AN) assisted secure transmission in multiple-input single-output (MISO) wiretap channels was presented.It was shown that the AN scheme did not always improve the security,and provided an exact ...
Hao DENG, Huiming WANG
doaj   +2 more sources

Strong secrecy for interference channels : Achievable rate region and degrees of freedom

open access: yes
The achievable rate region and degrees of freedom are studied for interference channels with confidential messages under strong secrecy constraints. The problem is studied based on the framework of Han and Verd$\acute{\textrm{u}}$'s channel resolvability
Skoglund, Mikael   +4 more
core   +1 more source

On the Secrecy Rate of In-Band Full-duplex Two-way Wiretap Channel

open access: yes
In this paper, we consider a two-way wiretap Multi-Input Multi-Output Multi-antenna Eve (MIMOME) channel, where both nodes (Alice and Bob) transmit and receive in an in-band full-duplex (IBFD) manner.
Garg, Navneet   +2 more
core  

Secrecy of massive MIMO systems under antenna failure

open access: yes
As the fifth generation of mobile communication systems (5G) is being deployed, massive multiple-input multiple-output (MIMO) serves as one of its enabling technologies where reliable and ultra low latency communications are achieved while being power ...
Assiri, Mohammad
core  

Strong secrecy for interference channels [Elektronisk resurs] : Achievable rate region and degrees of freedom

open access: yes
The achievable rate region and degrees of freedom are studied for interference channels with confidential messages under strong secrecy constraints. The problem is studied based on the framework of Han and Verd$\acute{\textrm{u}}$'s channel resolvability
Wang, Zhao,   +4 more
core  

Hybrid Satellite-Terrestrial Networks toward 6G: Key Technologies and Open Issues. [PDF]

open access: yesSensors (Basel), 2022
Tirmizi SBR   +4 more
europepmc   +1 more source

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