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This paper addresses requirements for emergency communication in a roadside-to-vehicle communication (RVC) system for vehicle safety, and proposes a new media access control (MAC) protocol, which meets both providing multi-applications and prioritizing emergency communication. The proposed technique utilizes two channels. One uses 5.8 GHz band assigned for(More)
This paper proposes a multihop mobile communications system using an MC-CDMA transmission technique in the forward links. In the system, it is assumed henceforth that each mobile station has a relaying function where a frequency band is used both in the 1st and 2nd hops. Then, we examined a radio resource allocation method in the forward links. In this(More)
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