Results 31 to 40 of about 1,369 (238)

Dynamic optimized cooperation in multi‐source multi‐relay wireless networks with random linear network coding

open access: yesElectronics Letters, 2021
The authors present a strategy that improves the reliability of data transmission from multiple sources towards a destination D via multiple relays over wireless channels.
E. Benamira, F. Merazka, G. K. Kurt
doaj   +1 more source

Near-Capacity Network Coding for Cooperative Multi-User Communications [PDF]

open access: yes, 2011
In this contribution, we investigate Near-Capacity Multiuser Network-coding (NCMN) based systems using an Irregular Convolutional Code, a Unity-Rate Code and M-ary Phase-Shift Keying.
Joao Luiz Rebelatto   +9 more
core   +1 more source

Decoding Algorithms for Random Linear Network Codes [PDF]

open access: yes, 2011
We consider the problem of efficient decoding of a random linear code over a finite field. In particular we are interested in the case where the code is random, relatively sparse, and use the binary finite field as an example. The goal is to decode the data using fewer operations to potentially achieve a high coding throughput, and reduce energy ...
Janus Heide   +2 more
openaire   +3 more sources

Index Coded Automatic Repeat Request (ARQ)

open access: yesEntropy, 2020
In this paper, an index-coded Automatic Repeat Request (ARQ) is studied in the perspectives of transmission efficiency and memory overhead. Motivated by reducing significant computational complexity from huge matrix inverse computation of random linear ...
Sang Won Choi
doaj   +1 more source

Throughput Analysis of General Network Coding Nodes Based on SW-ARQ Transmission [PDF]

open access: yes, 2010
The steady-state throughput of general network coding node is investigated, when data is transmitted in packets based on the stop-and-wait automatic repeat request (SW-ARQ) error-control scheme.
Yang Qin   +3 more
core   +1 more source

A fast network coding scheme for mobile wireless sensor networks

open access: yesInternational Journal of Distributed Sensor Networks, 2017
In mobile wireless sensor networks, linear network coding has been shown to improve the performance of network throughput and reduce delay. However, the linear dependence of coded packets caused by linear network coding will result in significant ...
Chen Han, Yuwang Yang, Xu Han
doaj   +1 more source

Coding for Wireless Broadcast and Network Secrecy [PDF]

open access: yes, 2010
In the first part of this thesis, we exploit wireless broadcast across different layers in wireless networks. The wireless channel is distinguished by its broadcast nature.
Cui, Tao
core   +1 more source

A Cloud-Assisted Random Linear Network Coding Medium Access Control Protocol for Healthcare Applications

open access: yesSensors, 2014
Relay sensor networks are often employed in end-to-end healthcare applications to facilitate the information flow between patient worn sensors and the medical data center. Medium access control (MAC) protocols, based on random linear network coding (RLNC)
Elli Kartsakli   +3 more
doaj   +1 more source

Efficient Data Dissemination Strategy for VANETs Based on Network Coding [PDF]

open access: yesJisuanji gongcheng, 2016
In Vehicular Ad-hoc Networks(VANETs),due to the unstable network environment,the Road Side Unit(RSU) can not transmit data quickly,efficiently,and reliably to vehicles.This paper proposes a RSU multicast retransmission algorithm based on network coding ...
WANG Shujuan,YIN Jiao
doaj   +1 more source

Entropy Region and Network Information Theory [PDF]

open access: yes, 2011
This dissertation takes a step toward a general framework for solving network information theory problems by studying the capacity region of networks through the entropy region.
Sormeh Shadbakht, Shadbakht, Sormeh
core   +1 more source

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