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基于IEEE802.16标准的无线城域网支持点对多点(PMP)和网状网(无线Mesh)两种网络拓扑结构,文章重点讨论了无线Mesh网络结构采用的关键技术——调度算法,首先介绍了适合无线Mesh的MAC层协议结构,重点分析和比较了3种不同调度机制的原理和特性,给出了相应的协议配置和算法解决方案,最后介绍了未来研究的重点。
Based on the IEEE802.16 standard wireless metropolitan area network supports point-to-multipoint (PMP) and mesh network (Wireless Mesh) two kinds of network topology, the paper focuses on the key technologies used in wireless Mesh network structure - scheduling algorithm, first of all This paper introduces the MAC layer protocol structure suitable for wireless Mesh, analyzes and compares the principles and characteristics of the three different scheduling mechanisms, gives the corresponding protocol configuration and algorithm solutions, and finally introduces the focus of future research.