Improving throughput of multichannel MAC protocol for VANETs

Shengbin Cao*, Victor C.S. Lee

*Corresponding author for this work

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

4 Citations (Scopus)

Abstract

Recently, Vehicular Ad hoc Network (VANET) has been drawing dramatic attention from researchers and industrial bodies. Wireless Access in Vehicular Environments (WAVE) which is designed for VANET suggests to apply multiple channels, i.e., service channels (SCHs) and control channel (CCH), to provide entertainment services and safety services. In order to improve the utilization of wireless channel resource, several Medium Access Control (MAC) protocols are proposed by researchers. In some of those proposed protocols, mathematical analysis is employed to derive the optimal ratio between SCH interval (SCHI) and CCH interval (CCHI) to improve throughput of service packet. In this paper, we present a revised analytical model with limited retry limit to investigate the performance of multichannel MAC protocol. Subsequently, we observe the relationship between System's Successful Transmission Interval (SSTI) and initial contention window, leading to a proposed method to improve the performance of throughput and packet delay.
Original languageEnglish
Title of host publicationProceedings - 2016 IEEE International Conference on Vehicular Electronics and Safety, ICVES 2016
Place of PublicationChina
PublisherIEEE
Pages13-18
Number of pages6
ISBN (Electronic)978-1-5090-2933-4
ISBN (Print)9781509029334
DOIs
Publication statusPublished - 19 Aug 2016
Event2016 IEEE International Conference on Vehicular Electronics and Safety, ICVES 2016 - Beijing, China
Duration: 10 Jul 201612 Jul 2016

Conference

Conference2016 IEEE International Conference on Vehicular Electronics and Safety, ICVES 2016
PlaceChina
CityBeijing
Period10/07/1612/07/16

Research Keywords

  • Analytical models
  • Delays
  • Media Access Protocol
  • Safety
  • Throughput
  • Vehicles
  • Vehicular ad hoc networks

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