A cooperative caching algorithm for multi-cell data broadcasting

Ji Xu, Yanmin Zhu, Jianliang Xu, Bo Li, Lionel M. Ni

Research output: Chapter in book/report/conference proceedingConference proceedingpeer-review

Abstract

Broadcasting is an effective technique to reduce network traffic, and is inherently supported by wireless networks. It thus has been advocated by numerous on-demand data access protocols. In a wireless cellular network, broadcasting can be implemented within a single cell. However, the data owned by different cells could be different. If a client requests a data item available only in a remote cell, an inter-cell data transmission over some wired link is needed, which introduces additional access delay. In this paper, we demonstrate that such delay can be minimized through the use of remote caching. Specifically, we propose a novel cooperative caching scheme, in which each cell dynamically allocates the cache spaces for data from different remote cells. It makes replacement decisions according to several important factors: data item access frequency, cell traffic, and retrieval delay. Simulation results show that the proposed scheme can significantly reduce the response time over the non-cooperative caching scheme under various system configurations.

Original languageEnglish
Title of host publicationProceedings of 2004 IEEE International Conference on Communications
PublisherIEEE
Pages4072-4076
Number of pages5
Volume7
DOIs
Publication statusPublished - 22 Jun 2004
Event2004 IEEE International Conference on Communications, ICC 2004 - New York Hotel Convention Center and Newport Bay Club Hotel Convention Center, Paris, France
Duration: 20 Jun 200424 Jun 2004
https://icc2004.ieee-icc.org/ (Link to conference website)
https://icc2004.ieee-icc.org/cp_techsymposia.html (Link to conference program)
https://ieeexplore.ieee.org/xpl/conhome/9179/proceeding (Link to conference proceedings)

Publication series

NameConference Record - International Conference on Communications
PublisherIEEE
ISSN (Print)0536-1486

Conference

Conference2004 IEEE International Conference on Communications, ICC 2004
Country/TerritoryFrance
CityParis
Period20/06/0424/06/04
Internet address

Scopus Subject Areas

  • Computer Networks and Communications
  • Electrical and Electronic Engineering

User-Defined Keywords

  • Cellular networks
  • Cooperative caching
  • Data broadcasting

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