Ensuring fair access in IEEE 802.11p-based vehicle-to-infrastructure networks

EURASIP Journal on Wireless Communications and Networking

Table 5 Data transferred (per node and total): default CW_min and optimal CW_min $(μ_{v_{S}} = 80 km/hr, μ v_{F} = 120 km/hr, σ_{v_{S}} = σ_{v_{F}} = 5 km/hr, k_{jam} = 80 and 160 veh/km/lane)$

Number of vehicles	CW_minSettings		Slow vehicle (Mb)		Fast vehicle (Mb)		Total (Mb)
			Analytical	Simulation	Analytical	Simulation	Analytical	Simulation
	Default	W_S,min= 16 W_F,min= 16	2.6806	2.6829	1.7870	1.7749	35.7415	35.7043
n_S = 10		W_S,min= 32 W_F,min= 32	2.8965	2.8893	1.9376	1.8891	38.7538	38.3355
n_F = 5	Bit-based fairness	$W_{S, min}^{*} = 23$ W_F,min= 16	2.3618	2.3313	2.3679	2.3837	35.4588	35.2317
		$W_{S, min}^{*} = 47$ W_F,min= 32	2.5426	2.5071	2.5662	2.5551	38.2578	37.8477
	Default	W_S,min= 16 W_F,min= 16	1.2076	1.2223	0.8050	0.8032	32.2028	32.4785
n_S = 20		W_S,min= 32 W_F,min= 32	1.3351	1.3359	0.8900	0.8803	35.6032	35.2223
n_F = 5	Bit-based fairness	$W_{S, min}^{*} = 23$ W_F,min= 16	1.0797	1.0771	1.0630	1.0663	32.2245	32.2068
		$W_{S, min}^{*} = 47$ W_F,min= 32	1.1787	1.1609	1.1800	1.1920	35.3755	35.1402