On the unfair channel access phenomenon in wireless LANs

作者: Simon Oechsner , Michael Menth , Phuoc Tran-Gia , Rastin Pries , Dirk Staehle

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摘要: This paper shows that the relative collision probability for packets in Wireless LAN 802.11 networks decreases with increasing load offered by respective station. denotes a clearly unfair channel access which is important to be aware of, e.g., when probabilities are measured and used reactive control of contention windows. We model phenomenon analytically semi-analytically bidirectional constant bit rate unidirectional TCP traffic compare results those from simulations.

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