A real-time scheduling architecture for IEEE 802.16 WiMAX systems

Melek Oktay*, Haci Ali Mantar

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

5 Citations (Scopus)

Abstract

Earliest Deadline First (EDF) is a delay-optimal scheduling algorithm which is commonly used in real-time applications such as Voice over IP (VoIP) and Video on Demand (VoD) in wired and wireless networks. EDF calculates the deadline of a packet as follows: the latency parameter provided by the subscriber during admission control is added to the arrival time of the packet to form the packet deadline on Base Station (BS). Although EDF shows good performance in real-time applications, it can be enhanced. In this paper, we propose a cross layer architecture which takes the expected delay of a packet that will be faced into account in the calculation of deadline of the packet. The proposed algorithm improves the performance of EDF and the preliminary simulation results are promising.

Original languageEnglish
Title of host publication9th IEEE International Symposium on Applied Machine Intelligence and Informatics, SAMI 2011 - Proceedings
Pages189-194
Number of pages6
DOIs
Publication statusPublished - 2011
Externally publishedYes
Event9th IEEE International Symposium on Applied Machine Intelligence and Informatics, SAMI 2011 - Smolenice, Slovakia
Duration: 27 Jan 201129 Jan 2011

Publication series

Name9th IEEE International Symposium on Applied Machine Intelligence and Informatics, SAMI 2011 - Proceedings

Conference

Conference9th IEEE International Symposium on Applied Machine Intelligence and Informatics, SAMI 2011
Country/TerritorySlovakia
CitySmolenice
Period27/01/1129/01/11

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