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基于IEEE802.15.4标准的ZigBee网络是一种具有强大组网能力的新型无线个域网,其中的路由算法是研发工作的重点。本文介绍了IEEE802.15.4标准及ZigBee规范的协议模型,重点研究了ZigBee协议网络层的路由算法,分析了Tree路由及Z-AODV路由算法,在此基础上提出了ZigBee网格型网络中基于数据特性的路由选择机制,该机制在网络性能和低功耗方面有明显的优势,并且可以平衡节点能量,最后简单介绍了ZigBee节点的硬件实现。
The ZigBee network based on the IEEE802.15.4 standard is a new type of wireless personal area network with strong networking capability. The routing algorithm among them is the key point of research and development. This paper introduces the IEEE802.15.4 standard and ZigBee protocol specification model, focusing on the ZigBee protocol network layer routing algorithm, analysis of Tree routing and Z-AODV routing algorithm, based on this proposed ZigBee mesh network based on data Characteristics of the routing mechanism, which has obvious advantages in network performance and low power consumption, and can balance the node energy, and finally briefly introduced the hardware implementation of ZigBee nodes.