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http://dx.doi.org/10.6109/jkiice.2008.12.8.1420

Access delay and packet delay of EDCA in IEEE 802.11e wireless network  

Lee, Yu-Tae (동의대학교 정보통신공학과)
Jang, Jong-Min (동의대학교 정보통신공학과)
Lee, Key-Sang (동의대학교 정보통신공학과)
Kim, Dong-Il (동의대학교 정보통신공학과)
Kim, Chang-Kyu (동의대학교 정보통신공학과)
Abstract
This paper derives medium access delay of each AC(Access Category) in a stationary station using inter-departure time of IEEE 802.11e WLAN(Wireless LAN). Inter-departure time of IEEE 802.11e WLAN is obtained using saturation throughput of IEEE 802.11e WLAN which was the topic of our prior work. By using a simple queueing model, we evaluate mean queue length and mean delay for each AC on stationary condition. We calculate performance of each AC using this simple model and validate results using simulation.
Keywords
IEEE 802.11e EBCA; Wireless LAN QoS; Queueing theory;
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