Interference-Aware QoS Routing in Wireless Mesh Networks

  • Authors:
  • Zhen Xu;Chuanhe Huang;Yong Cheng

  • Affiliations:
  • -;-;-

  • Venue:
  • MSN '08 Proceedings of the 2008 The 4th International Conference on Mobile Ad-hoc and Sensor Networks
  • Year:
  • 2008

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Abstract

Wireless interference can make a significant impacton the performance of a wireless network. The paper studies TDMA-based timeslot allocation to schedule links efficiently under RTS/CTS interference model of wireless networks, and presents an efficient centralized timeslot assignment algorithm. In addition, the paper presents an effective heuristic algorithm for calculating end-to-end bandwidth on a path, which is used together with AODV to setup QoS routes. Simulation results show that compared with the shortest path routing, our interference-aware QoS routing algorithm increases success ratio of finding aroute with required bandwidth to destination node.