The article describes tests being conducted with sensors embedded on roadways to detect such problems as slowdowns, and how vehiclesequipped with other sensors and dash-board displays could warn of traffic difficulties ahead. A 15-mile stretch of santa monica freeway, 8 and 10 lanes wide, has been outfitted with traffic monitoring cameras, vehicle detectors, electronic signs and computer-controlled signals. 25 oldsmobiles will be equipped with computerized devices, and drivers will be able to call up computerized map images of the test area on the dashboard screens. Test drivers will keep logs of when they detour, and of the travel time saved. The video road display maps are described. This type of navigators has been on the market for years.
Samenvatting