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日本无线电公司和三菱电气公司按照美国导航星的要求,联合研制出了汽车用的导航系统。该系统将在1989年投放市场。据经销的三菱电气公司称,估价为几万日元。此系统的用户,在世界任何地方,能获得100米精度的精确位置。通过数字地图灵巧天线的接收机接收卫星发出的信号,在一台控制装置内加工处理,便在八种颜色显示器上呈现出汽车位置地图。
Japan Radio Corporation and Mitsubishi Electric Corporation jointly developed a navigation system for automobiles in accordance with the requirements of the US Navigation Satellite. The system will be launched in 1989. According to distribution company Mitsubishi Electric, the valuation is tens of thousands of yen. Users of this system, anywhere in the world, can obtain precise positions with a precision of 100 meters. The receiver of the digital map smart antenna receives the signals from the satellites, processes them in a control device, and presents a car location map on eight color displays.