Despite many R&D activities in the last years, this technology still poses multiple challenges on the wireless transmission and network protocols. ... • Transmission of traffic information, hazard warnings and entertainment data • Support of ad hoc CAR-TO-CAR Communications without need of a pre-installed network infrastructure • The CAR-TO-CAR system is based on short range Wireless LAN technology and free of transmission costs. ... • Communications between vehicles and RSUs are supported by Vehicle-to-Infrastructure (V2I) protocol and Vehicle-to-Roadside (V2R) protocol. ...

• Word Count: 1562
• Approx Pages: 6
• Grade Level: Undergraduate