HEADLIGHT CONTROL SYSTEM

PROBLEM TO BE SOLVED: To turn on a headlight automatically before entering a tunnel. SOLUTION: There is provided an electromagnetic wave transmitting means 10 for outputting a tunnel preliminary signal indicating a tunnel before entering into the tunnel. A vehicle receives this signal with an electr...

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1. Verfasser: TANIE KATSUNORI
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To turn on a headlight automatically before entering a tunnel. SOLUTION: There is provided an electromagnetic wave transmitting means 10 for outputting a tunnel preliminary signal indicating a tunnel before entering into the tunnel. A vehicle receives this signal with an electromagnetic wave receiving means 20 and turns on a headlight before entering the tunnel. COPYRIGHT: (C)2004,JPO&NCIPI