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An Adaptive Communication Architecture for Wireless Sensor
Networks
¨
Adam Dunkels Fredrik Osterlind Zhitao He
adam@sics.se fros@sics.se zhitao@sics.se
Swedish Institute of Computer Science
Box 1263, SE-164 29 Kista, Sweden
Abstract to rethink existing work on communication architectures for
As sensor networks move towards increasing heterogene- sensor networks.
ity, the number of link layers, MAC protocols, and underly- Having a common sensor network architecture has many
ing transportation mechanisms increases. System develop- benefits in terms of interoperability and code reuse. The sen-
ers must adapt their applications and systems to accommo- sor network community has recently investigated several dif-
date a wide range of underlying protocols and mechanisms. ferent sensor network architectures, such as the SP architec-
However, existing communication architectures for sensor ture by Polastre et al. [30] and the modular network architec-
networks are not designed for this heterogeneity and there- ture by Cheng et al. [16]. However, neither SP nor the archi-
fore the system developer must redevelop their systems for tecture by Cheng et al. solves the problem of how to adapt
each underlying communication protocol or mechanism. To the protocols running on top of the architectures so that they
remedy this situation, we prese
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