Results 11 to 20 of about 10,192 (231)

Coding and Decoding for the Dynamic Decode and Forward Relay Protocol [PDF]

open access: yesIEEE Transactions on Information Theory, 2008
Submitted to the IEEE Transactions on Information ...
K. Raj Kumar, Giuseppe Caire
openaire   +4 more sources

Timing Synchronization in Decode-and-Forward Cooperative Communication Systems [PDF]

open access: yesIEEE Transactions on Signal Processing, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Xiao Li, Yik-Chung Wu, Erchin Serpedin
openaire   +5 more sources

ARQ Protocols in Cognitive Decode-and-Forward Relay Networks: Opportunities Gain [PDF]

open access: yesRadioengineering, 2015
In this paper, two novel automatic-repeat-request (ARQ) based protocols were proposed, which exploit coop- eration opportunity inherent in secondary retransmission to create access opportunities.
Zongsheng Zhang, Qihui Wu, Jinlong Wang
doaj   +4 more sources

Power Efficient Decode-and-Forward Cooperative Relaying [PDF]

open access: yesIEEE Wireless Communications Letters, 2012
Cooperative communications have been proven to be effective in enhancing performance of wireless networks. In this letter, we introduce and propose adaptive relay-selection rules to offer a tradeoff between fairness and energy consumption at each node for a network with multiple, mutually cooperative nodes.
Zhengguo Sheng   +2 more
openaire   +1 more source

Full-Duplex Relaying With Quantize-Map-and-Forward

open access: yesIEEE Access, 2018
The quantize-map-and-forward (QMF) has been recently proved to achieve the capacity of arbitrary networks within a bounded gap and optimal diversity-multiplex tradeoff performance.
Dong Li
doaj   +1 more source

Joint Channel-Network Coding for the Gaussian Two-Way Two-Relay Network

open access: yesEURASIP Journal on Wireless Communications and Networking, 2010
New aspects arise when generalizing two-way relay network with one relay to two-way relay network with multiple relays. To study the essential features of the two-way multiple-relay network, we focus on the case of two relays in our work. The problem of
Shum KennethW, Hu Ping, Sung ChiWan
doaj   +2 more sources

Rateless Coding over Wireless Relay Networks Using Amplify/Decode and Forward Relays [PDF]

open access: yesJournal of Electrical and Computer Engineering Innovations, 2013
In this paper two different rateless transmissionschemes are developed. In the proposed scheme, relay node candecode and forward the message to the destination if they areable to decode it, or amplify and forward the message to thedestination.
M. Shirvanimoghaddam, S. Movassaghi
doaj   +1 more source

Delay-universal decode-and-forward relaying

open access: yes2011 Australian Communications Theory Workshop, 2011
We study delay-universal sequential streaming over discrete memoryless three-terminal relay networks, and propose a decode-and-forward relaying scheme. We derive upper bounds on the error performance of the proposed system, which assists in system design and analysis.
Khoa D. Nguyen, Lars K. Rasmussen
openaire   +3 more sources

Energy efficiency of some non-cooperative, cooperative and hybrid communication schemes in multi-relay WSNs [PDF]

open access: yes, 2013
In this paper we analyze the energy efficiency of single-hop, multi-hop, cooperative selective decode-and-forward, cooperative incremental decode-and-forward, and even the combination of cooperative and non-cooperative schemes, in wireless sensor ...
Brante, Glauber   +4 more
core   +1 more source

A New Coding Paradigm for the Primitive Relay Channel

open access: yesAlgorithms, 2019
We consider the primitive relay channel, where the source sends a message to the relay and to the destination, and the relay helps the communication by transmitting an additional message to the destination via a separate channel.
Marco Mondelli   +2 more
doaj   +1 more source

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