| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To improve preventive safety by supporting to prevent a collision accident with a vehicle having no vehicle-to-vehicle communication function, traveling ahead of one's own vehicle by using vehicle-to-vehicle communication with the other vehicle. <P>SOLUTION: The preceding vehicle is detected ahead of one's own vehicle by vehicle surroundings recognition. When vehicle-to-vehicle communication with the preceding vehicle is impossible, vehicle-to-vehicle communication with another vehicle around one's own vehicle other than the preceding vehicle is tried to receive the other vehicle information (S3), and whether to cause sudden braking of the preceding vehicle, collision danger and danger to the communicating vehicle and one's own vehicle is determined on the basis of information of the preceding vehicle acquired by a vehicle surroundings recognition function of one's own vehicle and information of the communicating vehicle acquired by vehicle-to-vehicle communication (S4). When sudden braking of the preceding vehicle or collision danger may occur and when it is determined that the one's own vehicle may be involved in an accident, a warning is generated in the one's own vehicle to present risk information (S5), and information on risk is transmitted to the communicating vehicle to pay attention to a following vehicle, or the like to present information on a risk to cause a collision accident (S6). <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
