Performance evaluation of protocols for group-oriented mobile services

  • Authors:
  • Upkar Varshney

  • Affiliations:
  • Department of Computer Information Systems, Georgia State University, Atlanta

  • Venue:
  • Mobile Networks and Applications
  • Year:
  • 2005

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Abstract

The emerging mobile services, including m-commerce, have received considerable interest among researchers, developers, service providers, and users. Some of these mobile services require the support for group communications among mobile users for conducting transactions. Therefore, there is a need for protocols that are designed to support transactions for group-oriented mobile services especially under brief dis-connectivity and/or intermittent connectivity. In this paper, we identify the transaction requirements of group-oriented mobile services, present three protocol schemes and several new metrics for transactions, and evaluate the performance of protocol schemes under varying conditions. Our results show that higher levels of transaction completion probabilities and lower levels of transaction delays can be achieved to support the performance requirements of diverse group-oriented mobile services.