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In the greenhouse environmental monitoring, the wired sensor networks have some problems, for example, complex wiring, inflexible sensor location, cable aging and corrosion and so on. To solve the above problems, we use ZigBee technology to build a wireless sensor network for monitoring temperature, humidity, light intensity, carbon dioxide concentration. And each node is low-power design. Based on...
A remote-controlled home automation system basing on the wireless sensor network, embedded system and GPRS was developed. This system allows the user to control the equipments in home, collect data about the appliance status and weather condition, and receive the alarm information of home intruder and fire through Chinese instant message of mobile service. The test result shows that the system can...
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