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

EURASIP Journal on Wireless Communications and Networking

Table 7 Data transferred (per node and total): default CW_min and optimal $C W_{\min} (μ_{v_{S}} = 40 km/hr, μ_{v_{M}} = 80 km/hr, μ_{v_{F}} = 120 km/hr, k_{jam} = 80 veh/km/lane$ and $μ_{v_{S}} = 80 km/hr, μ_{v_{M}} = 105 km/hr, μ_{v_{F}} = 140 km/hr, k_{jam} = 80 veh/km/lane, σ_{v_{S}} = σ_{v_{M}} = σ_{v_{F}} = 5 km/hr,)$

Number of vehicles		CW_minSettings	Slow vehicle (Mb)		Medium vehicle (Mb)		Fast vehicle (Mb)		Total (Mb)
			Analytical	Simulation	Analytical	Simulation	Analytical	Simulation	Analytical	Simulation
n_S = 15	Default	W_S,min= 16 W_M,min= 16 W_F,min= 16	2.4152	2.3398	1.2070	1.1592	0.8050	0.7728	52.3294	50.5451
n_M = 10		W_S,min= 32 W_M,min= 32 W_F,min= 32	2.6702	2.5213	1.3351	1.2751	0.8900	0.8330	57.8550	54.7367
n_F = 5	Bit-based fairness	$W_{S, min}^{} = 46$ $W_{M, min}^{} = 24$ W_F,min= 16	1.5682	1.4642	1.5565	1.4903	1.6187	1.5509	47.1824	44.6424
		$W_{S, min}^{} = 92$ $W_{M, min}^{} = 47$ W_F,min= 32	1.7066	1.5730	1.7151	1.6187	1.7243	1.6521	51.3728	48.8124
n_S = 10	Default	W_S,min= 16 W_M,min= 16 W_F,min= 16	2.1775	2.0989	1.6590	1.5998	1.2444	1.1899	34.2181	32.9676
n_M = 6		W_S,min= 32 W_M,min= 32 W_F,min= 32	2.3719	2.3211	1.8071	1.7888	1.3553	1.3212	37.2734	36.5862
n_F = 2	Biot-based fairness	$W_{S, min}^{} = 28$ $W_{M, min}^{} = 22$ W_F,min= 16	1.8168	1.7918	1.8001	1.7788	1.9010	1.7912	32.9506	32.1732
		$W_{S, min}^{} = 56$ $W_{M, min}^{} = 44$ W_F,min= 32	1.9813	1.9711	1.9474	1.9299	1.9166	1.9098	35.3306	35.0123