A Ladder CCA Threshold Selection Mechanism for Multi-Hop Vehicle EWM Transmission

—Emergency warning message (EWM) transmission insurance is one of the most interesting topics for Vehicular Cyber-physical System (V-CPS) application. A relatively low transmission requirement should improve EWM’s real-time delivery, and however, decrease reliability of packet delivery by its corresponding burst converge-cast, especially under multihop… (More)