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无线传感器网络得到广泛应用,成为是C4ISRT系统中不可或缺的一部分。时钟同步和校准技术是无线传感器网络中的关键技术。无线传感器网络的数据标记、协同睡眠、时分多址接入和数据融合等都需要时钟同步和校准,文章分析了影响时钟同步的主要因素,并重点介绍了几种同步算法和校准算法,将其进行了比较。
Wireless sensor networks are widely used and become an integral part of the C4ISRT system. Clock synchronization and calibration techniques are key technologies in wireless sensor networks. Wireless sensor networks need clock synchronization and calibration for data marking, cooperative sleep, time division multiple access and data fusion. The paper analyzes the main factors affecting the clock synchronization, and introduces several synchronization algorithms and calibration algorithms. Compared.