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Routing in Wireless Sensor Networks

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Routing in Wireless Sensor Networks
Routing in Wireless Sensor Networks: application on Fire Detection

Abstract: this paper is about fire detection in building using a modified APTEEN routing protocol. Here we design a system called iFireControl which is a smart detection system for buildings, which is more water efficient than many current systems, while keeping its robustness.

introduction
A Wireless Sensor network (WSN) consists of spatially distributed autonomous sensors to monitor physical or environmental conditions, such as temperature, sound, vibration, pressure, motion or pollutants and to cooperatively pass their data through the network to a main location. The more modern networks are bi-directional, also enabling control of sensors activity.

The development of wireless sensor networks was motivated by military applications such as battlefield surveillance; nowadays such networks are used in many industrial and consumer applications, such as industrial process monitoring and control, machine health monitoring, Agriculture, Area Monitoring, Smart Home Monitoring, Seismic Monitoring etc.

Wireless Sensor Networks provide a bridge between the real physical and virtual worlds; allow the ability to observe the previously unobservable at a fine resolution over large spatio-temporal scales. The WSN is built of “nodes” from a few to several hundreds or even thousands, where each node is connected to one (or sometimes several) sensors. Each such sensor network node has typically several parts: a radio transceiver with an internal antenna or connection to an external antenna, a microcontroller, an electronic circuit for interfacing with the sensors and an energy source, usually a battery or an embedded form of energy harvesting. A sensor node might vary in size from that of a shoebox down to the size of a grain of dust, although functioning "motes" of genuine microscopic dimensions have yet to be created. The cost of sensor nodes is similarly variable, ranging from a few to hundreds of



References: 1. A comparative study of wireless sensor networks and their routing protocols. ebnath Bhattacharyya 1, Tai-hoon Kim 1,* and Subhajit Pal 2 2. Akkaya, K.; Younis, M. A survey on routing protocols for wireless sensor networks. J. Ad Hoc Netw. 2005, 3, 325-349. 3. Lewis, F.L. Wireless Sensor Networks. Automation and Robotics Research Institute, The University of Texas at Arlington: Ft. Worth, Texas, USA, 2004; pp. 1-18. 4. Braginsky, D.; Estrin, D. Rumor routing algorithm for sensor networks. In Proceedings of the First Workshop on Sensor Networks and Applications (WSNA), Atlanta, GA, USA, October 2002. 5. Park, V.; Corson, S. A highly adaptive distributed routing algorithm for mobile wireless netowrks. In Proceedings of IEEE International Conference on Computer Communications, Kobe, Japan, April 7–12, 1997; Volume 3, pp. 1405-1413. 6. Embedded Everywhere _ A U.S. National Research Council Report, Eds. Estrin et al., National Academy Press 2001 7. Servicing & Maintenance of Fire Alarm Systems. CK Diong 8. Inspection, Testing, and Maintenance of Fire Alarm Systems—A Key to Life Safety. dan finnegan, manager of industry affairs for siemens fire safety and securityDevices World Sdn. Bhd 9. The History of Fire Alarm Systems - Richard Bukowski, P.E., FSFPE, Wayne D. Moore, P.E., FSFPE 10. http://www.omnetpp.org/ 11. www.wikipedia.org/wiki/Wireless sensor network 12. www.wikipedia.org/wiki/Wireless sensor network routing protocols 13. www.wikipedia.org/wiki/Wireless sensor network application

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