supported in part by National Natural Science Foundation of China(Grant Nos.60971082,60872049,60972073,and60871042);National Key Basic Research Program of China(Grant No.2009CB320407);National Great Science Specific Project(Grant No.2009ZX03003-001,2009ZX03003-011,2010ZX03001003);Chinese Universities Scientific Fund,China
IEEE 802.11p has been proposed to extend the application of IEEE 802.11 to Wireless Access fast fading Vehicular Environments (WAVE).Due to the high velocities of vehicles and thus the inconstant topology of networks,...