ULTRA-LOW-POWER TRAFFIC-MONITORING SYSTEM

A traffic-monitoring system includes a gateway that includes a gateway radio and that is connected to a server and traffic-monitoring devices arranged along a road. Each of the traffic-monitoring devices includes a housing, a microcontroller that is located within the housing, at least one sensor th...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: TSUMORI, Hiroaki, YUASA, Go
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A traffic-monitoring system includes a gateway that includes a gateway radio and that is connected to a server and traffic-monitoring devices arranged along a road. Each of the traffic-monitoring devices includes a housing, a microcontroller that is located within the housing, at least one sensor that is located within the housing, that is connected to the microcontroller, and that collects traffic and/or environmental data, and a monitor radio that sends data to the gateway or an adjacent traffic-monitoring device. The microcontroller processes data collected by the at least one sensor to reduce an amount of data to be sent to the gateway or the adjacent traffic-control device and sends processed data to the gateway or the adjacent traffic-monitoring device in real time or near real time using the monitor radio.