A new access method supporting QoS in IEEE 802.11 network

Vǎn Quang Dao, Anne Wei, Selma Boumerdassi, Dominique De Geest, Benoît Geller

Research output: Contribution to journalConference articlepeer-review

Abstract

IEEE 802.11 is becoming a standard of increasing importance for wireless LANs. The task group e is working to extend it in order to enhance the current Medium Access Control (MAC) layer, in order to support multimedia transmission with QoS requirements. This paper suggests a new medium access method called the Advanced Point Coordinator Function (A-PCF) which uses a dynamic polling scheme supporting different services. We simulate the A-PCF using the NS-2 simulator. Then we evaluate and compare this method with Point Coordinator Function (PCF), an access method proposed by the IEEE 802.11. The normalized throughput, the average delay and the loss rate are the three QoS metrics that illustrate the performance of the A-PCF strategy.

Original languageEnglish
Pages (from-to)3537-3540
Number of pages4
JournalIEEE Vehicular Technology Conference
Volume58
Issue number5
DOIs
Publication statusPublished - 1 Jan 2003
Externally publishedYes
Event2003 IEEE 58th Vehicular Technology Conference, VTC2003-Fall - Orlando, FL, United States
Duration: 6 Oct 20039 Oct 2003

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