Applying wireless sensor network to control and supervise traffic light node controllers
Keywords:
Researching and designing the digital up and down converter for software defined radio (SDR) systems with efficient resources based on FPGA technology, traficlight controller, wirelesssensor networks, 2G/3GAbstract
Recent years, Wireless Sensor Networks-WSN have been widely used in Intelligent Trafc System.This paper introduces an observing and controlling system of traficlight node by using WSN and 3G communication network. The proposed system can change operation modes (normal, yellow blink and system-off) as well as the cycle time of trafclight of each node. Based on collected data of the trafclight cycle and current measurements, this system offers warning and determines which node has error (corruptlight, communicationerror, power-off, etc).Asaresult, the management and operation of the trafclight system will be improved.
Classification number
2.2
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Published
Received: 10 September 2015; accepted: 26 October 2015

