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Multi-path QoS routing in TDMA/CDMA Ad Hoc wireless networks

  • Huayi Wu*
  • , Chuanhe Huang
  • , Xiaohua Jia
  • , Yanxiang He
  • *Corresponding author for this work

Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication) › peer-review

Abstract

This paper investigates the issues of QoS routing in TDMA/CDMA ad hoc networks. Since the available bandwidth is very limited in ad hoc networks, a QoS request will be blocked if there does not exist a path that can meet the QoS requirements, even though there is enough free bandwidth in the whole system. In this paper, we propose a scheme of using multiple paths between two nodes as the route for a QoS call. The aggregate bandwidth of the multiple paths can meet the bandwidth requirement and the delays of these paths are within the required bound. We also propose three strategies for choosing proper paths, namely, SPF, LBF, and LHBF. Extensive simulations have been conducted. The simulation results show that the proposed multiple paths routing scheme significantly reduces the system blocking rates in various network environments, especially when the network load is heavy. QoS routing, QoS call, call blocking, ad hoc networks, TDMA/CDMA. © Springer-Verlag 2004.
Original languageEnglish
Title of host publicationGrid and Cooperative Computing - GCC 2004 Workshops
Subtitle of host publicationGCC 2004 International Workshops, IGKG, SGT, GISS, AAC-GEVO, and VVS, Wuhan, China, October 21-24, 2004
EditorsHai Jin, Yi Pan, Nong Xiao, Jianhua Sun
Place of PublicationBerlin, Heidelberg
PublisherSpringer 
Pages609-616
ISBN (Electronic)978-3-540-30207-0
ISBN (Print)978-3-540-23578-1
DOIs
Publication statusPublished - 2004
Event3rd International Conference on Grid and Cooperative Computing (GCC 2004) - Wuhan, China
Duration: 21 Oct 2004 → 24 Oct 2004

Publication series

NameLecture Notes in Computer Science
Volume3252
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference3rd International Conference on Grid and Cooperative Computing (GCC 2004)
PlaceChina
CityWuhan
Period21/10/04 → 24/10/04

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