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Repairable Fountain Codes with Unequal Locality for Heterogeneous D2D Data Storage Networks

  • Harbin Institute of Technology Shenzhen
  • James Cook University Queensland
  • Pengcheng Laboratory

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In this paper, we consider a problem about a novel distributed erasure code, named repairable fountain code (RFC), used in heterogeneous networks (HetNets) including different micro base station (MBS) coverage areas, for data storage and delivery among the devices connected by D2D links. The system model of three-tier MBS distributed data storage network is presented and the basic principle is also detailed illustrated. Then, the downloading and repairing communication costs of RFC are analyzed based on its rateless, systematic and lower locality properties. Particularly, the unequal repair locality of RFC (URL-RFC) is designed and discussed for the adaption to the different mobilities with the Poisson process of the nodes in three MBS coverages, and to further reduce the energy cost. The simulation results show that, the URL-RFC scheme we proposed can obtain the lowest cost performance in the case of instantaneous repair, and the cost of URL-RFC is larger than that of RFC when the repair interval is also larger, but it will finally approach to the RFC communication cost curve.

Original languageEnglish
Title of host publicationWireless and Satellite Systems - 10th EAI International Conference, WiSATS 2019, Proceedings
EditorsMin Jia, Qing Guo, Weixiao Meng
PublisherSpringer Verlag
Pages514-528
Number of pages15
ISBN (Print)9783030191528
DOIs
StatePublished - 2019
Externally publishedYes
Event10th EAI International Conference on Wireless and Satellite Systems, WiSATS 2019 - Harbin, China
Duration: 12 Jan 201913 Jan 2019

Publication series

NameLecture Notes of the Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering, LNICST
Volume280
ISSN (Print)1867-8211

Conference

Conference10th EAI International Conference on Wireless and Satellite Systems, WiSATS 2019
Country/TerritoryChina
CityHarbin
Period12/01/1913/01/19

Keywords

  • Communication cost
  • D2D link
  • Data storage
  • HetNets
  • Locality
  • Repairable fountain codes

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