August 2013
Intermediate to advanced
375 pages
12h 24m
English
Content preview from Wireless Ad Hoc and Sensor Networks
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192
Wireless Ad Hoc and Sensor Networks
(a)
(b)
(c)
Figure 8.4: MSC, network lifetime with (a) e = 0.0125,(b)e = 0.5,(c)e = 1.
Reliable and Energy Efficient Target Coverage
193
Figure 8.5: Comparison of
α
-RMSC and MSC.
There is a trade-off between the higher lifetime value and the high reliability
of the whole system.
α
-RMSC has a fast convergetime, thus it is scalable to large sensor networks.
8.6 Conclusion
WSNs are battery powered, therefore prolonging the network lifetime through a
power-aware node organization is highly desirable. Poor communication ...
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