| 摘要 |
PROBLEM TO BE SOLVED: To provide a traveling support system for preventing any rear-end collision even when a vehicle equipped with an on-vehicle unit which receives information and a vehicle which is not equipped with any on-vehicle unit coexist. SOLUTION: This traveling support system is provided with a detector 32 which detects the traveling speed of a vehicle A at a predetermined spot before an intersection C and an optical beacon which transmits and receives information with a vehicle, and information showing that the vehicle should pass the intersection C is transmitted to the vehicle A according to a traveling speed detected by the detector 32 and a yellow switching time when the signal of the intersection is switched from blue to yellow, and whether or not the information has been received by the vehicle A is decided based on the reception result of the optical beacon, and when it is decided that the information has not been received by the vehicle A, information showing that the information has not received by the vehicle A is transmitted to a following vehicle A. COPYRIGHT: (C)2007,JPO&INPIT
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