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Efficient Content Sharing in Ad Hoc Networks

  • Journal of The Korea Society of Computer and Information
  • Abbr : JKSCI
  • 2007, 12(2), pp.209-220
  • Publisher : The Korean Society Of Computer And Information
  • Research Area : Engineering > Computer Science

Seung-Seok Kang 1

1서울여자대학교

Accredited

ABSTRACT

Mobile devices become a part of our daily life due to their versatility, such as the wireless phone calls, the wireless accessibility to Internet, the display of multimedia content, and the communication with nearby mobile devices. Third generation telecommunication service provides an easy access to the Internet for mobile devices. Mobile users pay a fee charged by the telecommunication provider based on the amount of data transferred. This paper introduces a special ad hoc network in which mobile devices cooperate each other to download an interesting content from the Internet in order to reduce the telecommunication cost. The mobile devices, called the peers, in the ad hoc network are assigned a portion of the target file, and are responsible for downloading the portion using their 3G connection. Then, the peers exchange their downloaded portion with other participating peers using their cost-free ad hoc connection in order to reconstruct the whole content. According to the simulation results, large number of participating peers saves the telecommunication cost up to 90% with as few as 10 peers, although it slightly increase the overall content reconstruction time.

Citation status

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