Results 11 to 20 of about 1,422,467 (276)

Secrecy Rate Region Enhancement in Multiple Access Wiretap Channel

open access: yesJournal of Telecommunications and Information Technology, 2022
It is commonly known that physical layer security is achieved with a trade-off in terms of the achievable rate. Hence, security constraints generate rate losses in wiretap channels.
Shahid Mehraj Shah
doaj   +1 more source

The neural multiple access channel [PDF]

open access: yesNeurocomputing, 2003
In many neural systems, independently encoded information must at some point be transmitted over the spike train of one neuron. We introduce a method for quantitatively studying the effects of the signal encoding and transmission processes on the rates of transmission of multiple sources of information over one spike train, using the multiple access ...
Brian J, Fischer, M Brandon, Westover
openaire   +2 more sources

Analysis of the Impact of Wireless Three-User Multiple Access Channel Coefficients Correlation on Outage Probability: A Copula-Based Approach [PDF]

open access: yesComputer and Knowledge Engineering, 2023
In wireless communication channels, the channel coefficients are dependent on each other. This paper investigates the constructive or destructive effects of fading coefficients correlation of wireless multiple access channels (MAC) on the outage ...
Mona Sadat Mohsenzadeh   +1 more
doaj   +1 more source

The Broadcast Approach in Communication Networks

open access: yesEntropy, 2021
In this paper we review the theoretical and practical principles of the broadcast approach to communication over state-dependent channels and networks in which the transmitters have access to only the probabilistic description of the time-varying states ...
Ali Tajer   +2 more
doaj   +1 more source

Secrecy over Multiple-Access Channel: A Game of Competition and Cooperation [PDF]

open access: yesJournal of Universal Computer Science, 2019
Communication networks have had a transformative impact on our society as they have revolutionized almost all aspects of human interaction. The explosive growth of data traffic has led to an increased demand on improving the reliability, efficiency and ...
Yanling Chen   +2 more
doaj   +3 more sources

New Bounds on Capacity Region of Multiple Access Channels in Visible Light Communications

open access: yesEntropy, 2022
In this paper, we propose new inner and outer bounds of the capacity region for multiple access channels in visible light communication (VLC) networks under both peak and average optical power constraints.
Ruixin Yang   +5 more
doaj   +1 more source

Security performance analysis for cell-free massive multiple-input multiple-output system with multi-antenna access points deployment in presence of active eavesdropping

open access: yesInternational Journal of Distributed Sensor Networks, 2022
This article investigates the influence of multiple-antenna deployment at access points on physical layer security under cell-free massive multiple-input multiple-output systems.
Xiaoyu Wang   +4 more
doaj   +1 more source

The dirty MIMO multiple-access channel [PDF]

open access: yes2016 IEEE International Symposium on Information Theory (ISIT), 2016
To appear, IEEE Transactions on Information ...
Anatoly Khina, Yuval Kochman, Uri Erez
openaire   +4 more sources

Multiple Access Relay Channel With Relay-Sources Feedback

open access: yesIEEE Access, 2018
Feedback analysis on the rate region of multi-user channels is a problem of great importance in information and communication theory. In this paper, the Slepian-Wolf multiple access relay channel (SW-MARC) with relay-sources feedback is studied as a more
Ehsan Moeen Taghavi   +1 more
doaj   +1 more source

The Gaussian Multiple Access Diamond Channel [PDF]

open access: yes, 2015
In this paper, we study the capacity of the diamond channel. We focus on the special case where the channel between the source node and the two relay nodes are two separate links with finite capacities and the link from the two relay nodes to the ...
Chong, Weiwei, Kang, Wei, Liu, Nan
core   +1 more source

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