METHOD FOR BROADCAST COMMUNICATION OF TRAFFIC INFORMATION

摘要

PROBLEM TO BE SOLVED: To make it possible to provide traffic information for every area without generating the concentration of vehicles into a non-congestion area and execute broadcast communication with many vehicles. SOLUTION: A road management enterpriser/road information center 2 edits and works vehicle traveling distribution information suited to the optimum distribution of vehicles or the easing of congestion based on collected traffic information for every area, allocating an area ID to the traffic information of each area and transmits the ID added traffic information to an information transfer network 6. when an area ID discrimination part 8 discriminates the information of its own area and receives the information, the information is transmitted from the discrimination part 8 and received by an information receiving part 10 in every area. Information transmission control parts 9a to 9c built in respective information receiving parts 10a to 10c respectively broadcast the information to respective own access areas 7a to 7c. At the time of repeating and receiving the information, respective information transmitters such as an FM multiplex broadcasting device 3, a bulletin board 4 and a beacon 5 in each access area 7 simultaneously transmit the information to all vehicles in the area.