| 摘要 |
The safety system 2 for a vehicle comprising a position determination unit 4 adapted to determining the vehicle's current location and generating on the basis thereof a location signal 6. The safety system 2 further comprises an accessibility unit 8 comprising one or more detector units 10 adapted to detecting and identifying objects in the vehicle's s surroundings and to generating ambient data, a memory unit 12 containing map data and other input data, said accessibility unit 8 is adapted to generating an accessibility signal 14 which contains information based on said ambient data, map data and other data and which indicates whether the vehicle is or is not allowed to travel along a road. Said accessibility signal 14 and location signal 6 are arranged to be conveyed to an evaluation device 16 which is adapted to determining accessibility for the vehicle at its current location and permissible roads on the basis of the information in the accessibility signal 14, and to generating an evaluation signal 18 indicating accessibility for the vehicle along chosen itineraries, and said evaluation signal 18 is arranged to be conveyed to a comparison unit 20 which compares it with a number of criteria related to the vehicle, its current location and current itinerary, and generates a warning signal 24 based on the comparison. |
