| 摘要 |
PROBLEM TO BE SOLVED: To provide a collision upon encounter collision prevention support information supply, warning and control system for preventing the collision of a vehicle traveling a non-preferential road and a vehicle traveling a preferential road in a crossing. SOLUTION: When a vehicle passes a base point marker for service-in and enters a service area, the service of suddenly encounter collision prevention support information supply, warning and control at the time of approaching the crossing is recognized. The calculation of the position of the self-vehicle and time, when the self-vehicle reaches a stop possible position, is started. When the vehicle entering the crossing is on the preferential road, information on the crossing and the existence of the vehicle entering the crossing is supplied to the driver until the stoop possible position before the crossing. When the danger of collision with the vehicle entering the crossing is foreseen, a warning is issued to the driver. Then, the vehicle makes an emergency stop, when the driver does not respond to the warning.
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