Dimensioning rules regarding radio resources in GSM/GPRS networks

  • Authors:
  • Cornel Balint;Georgeta Budura;Adrian Budura;Eugen Marza

  • Affiliations:
  • Communication Department,;Communication Department,;Communication Department,;Communication Department,

  • Venue:
  • WSEAS TRANSACTIONS on COMMUNICATIONS
  • Year:
  • 2009

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Abstract

Many works have studied traffic modeling in GSM/GPRS networks trying to establish different performance parameters needed for dimensioning purposes. An important element of these networks is the radio resources. Sharing resources between different users and different services is a key concept of radio resources dimensioning in GSM/GPRS networks. In this paper we focus on the problem of performance evaluation in GSM/GPRS networks. We consider different resources allocation strategies such as: CP (Complete Partitioning) and PP (Partial Partitioning) and we study the influence of different operational details concerning TS (time-slots) assignment: FR (full rate), HR (half rate) and packing. Finally, we establish dimensioning rules based on traffic evaluation and quality of service level for GSM/GPRS users. For voice users the quality of service is given by the blocking probability calculated according to the proposed packing rule and for GPRS users the individual throughput and the blocking probability represent the performance parameters. We consider also the preemption probability of voice over data users.