Japan Beats Cramped Streets ; Car Navigation Systems Help Drivers Find Least-Congested Paths
The Columbian › December 27, 2004
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Summary
TOKYO - Japan has some of the most congested, confusing and cramped streets in the world. It also boasts some of the latest technology in zapping computerized data to millions of cars, delivering what may be the world's smartest way to drive.
Car navigation systems in Japan can quickly tell drivers which roads have traffic jams. Using a computerized FM radio broadcast system that collects and sends information from more than 28,000 infrared and radio-wave beacons installed along roads, they can also calculate how many seconds it would take to drive through virtually every block of the nation's cities and then find the fastest routes.See the full content of this document
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Japan Beats Cramped Streets ; Car Navigation Systems Help Drivers Find Least-Congested Paths
Yet only about a million vehicles of the 70 million on Japanese roads today take advantage of it.
That's because the most commonly sold navigation sys...See the full content of this document
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