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Wireless Sensor Networks An OverviewWireless Sensor Networks: An Overview
Vivek P. Mhatre
mhatre@ecn.purdue.edu http://web.ics.purdue.edu/~mhatre

For ECE 495R
12/07/04
School of Electrical and Computer Engineering

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What can wireless do for us?
Q: What can wireless do for us? 1973 A: Unwire the telephone Landlines replaced by cellphones! Q: What can wireless do for us? 1997 A: Unwire the desktop Desktops replaced by laptops! Q: What can wireless do for us? 1999 A: Manage tasks/monitor phenomena remotely

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Presentation Outline
What are Wireless Sensor Networks? What are their applications? Classication of sensor networks Important design challenges in Wireless Sensor Networks: EE, Networking perspective Summary

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What is a Wireless Sensor Network?
“Loosely” speaking, a large network of wireless computers! E