A Novel Highway Routing Protocol in Vehicular Ad Hoc Networks Using VMaSC-LTE and DBA-MAC Protocols

Table 1

Parameters used in the proposed protocol.

Description	Name
The coverage radius of each vehicle	R
Packet delivery time between two source and destination vehicles	T
Delivery time between two vehicles	td
Speed of vehicle i	Vi
Speed of vehicle j	Vj
The distance between two vehicles i and j	dij
The whole length of the route	Xi
Total number of mobile RSUs in 24 hours	N
The number of mobile RSUs moving to the right of the road at a specific time	n1
The number of mobile RSUs moving to the left of the road at a specific time	n2
Total number of mobile RSUs at a specific time on the road	n = n1+n2
Total number of ordinary vehicles in 24 hours	M
The number of vehicles moving to the right of the road at a specific time	m1
The number of vehicles moving to the left of the road at a specific time	m2
Total number of ordinary vehicles at a specific time on the road	m = m1+m2
Poisson probability at a particular moment	P
The length of section j	Lj
The mobile RSUs in either Lj1 or Lj2 (K = 1, 2)	Njk
The ordinary vehicles in either Lj1 or Lj2 (K = 1, 2)	Mjk