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本文主要介绍了无线城域网技术IEEE802.16x系列标准及其协议栈模型,重点讨论了媒体接入控制层和物理层的特点及其关键技术;最后提出了无线城域网技术未来的研究方向。
This paper introduces the Wireless Metropolitan Area Network technology IEEE802.16x series of standards and protocol stack model, focusing on the media access control layer and the physical layer of the characteristics and key technologies; and finally proposed wireless metropolitan area network technology future research direction .