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The Arbitrarily Varying Relay Channel [PDF]

open access: yesEntropy, 2019
We study the arbitrarily varying relay channel, which models communication with relaying in the presence of an active adversary. We establish the cutset bound and partial decode-forward bound on the random code capacity.
Uzi Pereg, Yossef Steinberg
doaj   +7 more sources

Cooperative Relay Broadcast Channels [PDF]

open access: yes2005 International Conference on Wireless Networks, Communications and Mobile Computing, 2005
The capacity regions are investigated for two relay broadcast channels (RBCs), where relay links are incorporated into standard two-user broadcast channels to support user cooperation.
Liang, Yingbin, Veeravalli, Venugopal V.
core   +6 more sources

Feedback Approach for the Relay Channel with Noisy Feedback and Its Security Analysis [PDF]

open access: yesEntropy
Relay channels capture the essence of several important communication scenarios such as sensor network and satellite communication. In this paper, first, we propose an efficient coding scheme for an additive white Gaussian noise (AWGN) relay channel in ...
Rong Hu, Haonan Zhang, Huan Yang
doaj   +2 more sources

Source-Channel Coding for the Multiple-Access Relay Channel [PDF]

open access: yes2011 8th International Symposium on Wireless Communication Systems, 2012
This work considers reliable transmission of general correlated sources over the multiple-access relay channel (MARC) and the multiple-access broadcast relay channel (MABRC). In MARCs only the destination is interested in a reconstruction of the sources,
Dabora, Ron   +2 more
core   +3 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   +2 more sources

Spectral Efficiency of Wireless Relay Network in Frequency Non-Selective Channel

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2020
Introduction. A wireless communication system based on a relay network where a link between a source and a destination is carried out through a network of relay nodes have been considered.
E. A. Mavrychev   +2 more
doaj   +1 more source

A simple Encoding Scheme to Achieve the Capacity of Half-Duplex Relay Channel

open access: yesAdvances in Electrical and Electronic Engineering, 2022
In this paper, the Half-Duplex Relay Channel (HDRC) is thoroughly investigated. Even though this channel model is widely studied, the capacity is not yet fully understood and particularly has not been tightly expressed.
Zouhair Al-qudah, Khalid Ahmad Darabkh
doaj   +1 more source

Information Bottleneck for a Rayleigh Fading MIMO Channel with an Oblivious Relay

open access: yesInformation, 2021
This paper considers the information bottleneck (IB) problem of a Rayleigh fading multiple-input multiple-out (MIMO) channel with an oblivious relay. The relay is constrained to operating without knowledge of the codebooks, i.e., it performs oblivious ...
Hao Xu   +3 more
doaj   +1 more source

Relay Channels with Unreliable Helpers

open access: yes2023 IEEE International Symposium on Information Theory (ISIT), 2023
The relay channel with unreliable helper is introduced and studied. The model is that of a classical relay channel where the input from the relay to the channel has an extra primitive link whose presence is not assured a priori. The extra link represents a helper who may decide not to cooperate in transmission.
openaire   +3 more sources

On the Non-Coherent Wideband Multipath Fading Relay Channel [PDF]

open access: yes, 2010
We investigate the multipath fading relay channel in the limit of a large bandwidth, and in the non-coherent setting, where the channel state is unknown to all terminals, including the relay and the destination.
Fawaz, Nadia, Medard, Muriel
core   +1 more source

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