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Time synchronization is one of the most fundamental services for numerous wireless sensor network applications.In this article the definition and basic concepts of time synchronization are introduced.Through analyzing the characteristics of the existing typical synchronization pro tocols and making a comprehensive comparison of the performance of various algorithms,we present a common guideline for designing the time synchronization protocol in WSN.
Time synchronization is one of the most fundamental services for numerous wireless sensor network applications. This article the definition and basic concepts of time synchronization are introduced. Based on the characteristics of the existing typical synchronization pro tocols and making a comprehensive comparison of the performance of various algorithms, we present a common guideline for designing the time synchronization protocol in WSN.