OPTICAL BEACON

PROBLEM TO BE SOLVED: To expand a DL communication area without requiring angular adjustment of an LED for an optical beacon communicating optically with an in-vehicle device in a running vehicle in a predetermined communication area.SOLUTION: The optical beacon comprises a light projection part tha...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	HAYAMA KOJI
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRIC COMMUNICATION TECHNIQUE ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRICITY PHYSICS SEMICONDUCTOR DEVICES SIGNALLING TRAFFIC CONTROL SYSTEMS TRANSMISSION
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