scholarly journals Cost Efficient Localized Geographical Forwarding Strategies For Wireless Sensor Networks

Author(s):  
Michele Rossi ◽  
Michele Zorzi
2010 ◽  
Vol 2010 ◽  
pp. 1-8 ◽  
Author(s):  
Chao Chen

Radio Frequency Identification (RFID) and wireless sensor networks are wireless technologies that rapidly emerge and show great potential. Combining RFID and wireless sensor networks provides a cost-efficient way to expand the RFID system's range and to enable an RFID system in areas without a network infrastructure. These two technologies are employed to build a wireless localization system in a children's theme park. The main purpose of this child localization system is to track and locate children within a certain range near some landmarks in the park. The design experience in this project can be exported to other applications such as object tracking and surveillance.


2013 ◽  
Vol 385-386 ◽  
pp. 1756-1759
Author(s):  
Kun Xu ◽  
Da Wei Liu ◽  
Hong Li Liu ◽  
Zhi Ru Gu

Wireless Sensor Networks (WSNs) is a self-organizing network consisting of a large number of sensor nodes interacting with the physical world. Localization of sensor nodes is an essential issue in WSNs. RSSI-based localization can be implemented conveniently, in addition this technology is cost-efficient and power-efficient in practice. However, limited attention has been paid to underground tunnels environments. In this paper, we present an experimental study of RSSI-based localization in underground tunnels. The sensor nodes used are specially designed based on a 2.4GHz low power radio chipset CC2430 for ZigBee. Experimental results confirm the applicability of RSSI-based localization in underground tunnels.


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