An Optimal Reservation-Pool Approach for Guaranteeing the Call-Level QoS in Next-Generation Wireless Networks

  • Authors:
  • Fei Hu;Neeraj K. Sharma

  • Affiliations:
  • -;-

  • Venue:
  • NETWORKING '02 Proceedings of the Second International IFIP-TC6 Networking Conference on Networking Technologies, Services, and Protocols; Performance of Computer and Communication Networks; and Mobile and Wireless Communications
  • Year:
  • 2002

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Abstract

In order to provide the guaranteed mobile QoS (Quality-of-service) for arriving multi-class calls, we need to minimize the dropping rate of handoff calls while at the same time controlling the blocking rate of new calls. This paper proposed a new multi-class call admission control mechanism that is based on dynamically formed reservation pool for handoff requests. The simulation results show that the individual QoS criteria of multi-class traffic such as the handoff call dropping probability can be achieved within a targeted objective and the new call blocking probability is constrained to be below a given level. The proposed scheme is applicable to channel allocation of multi-class calls over high-speed multimedia wireless networks.