Embodiments of present invention provide a wireless traffic sensor system. The system includes a first and a second wireless traffic sensors being installed in ground along a vehicle passing path; and a battery charging unit in vicinity of the first and second wireless traffic sensors, wherein the battery charging unit converts solar power into a plurality of electrical pulses, the electrical pulses being transmitted to at least the first and second wireless traffic sensors; and wherein the first and second wireless traffic sensors convert the plurality of electrical pulses into DC power, the DC power being used in charging a rechargeable battery inside the first and second wireless traffic sensors respectively.
Wireless traffic sensor system
2019-08-27
Patent
Elektronische Ressource
Englisch
IPC: | G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS / E01F ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE , Zusätzliche Baumaßnahmen, wie die Ausstattung von Straßen oder die bauliche Ausbildung von Bahnsteigen, Landeplätzen für Hubschrauber, Wegweisern, Schneezäunen oder dgl. / H01F MAGNETS , Magnete / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
Traffic light control system based on wireless sensor network
Europäisches Patentamt | 2015
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