计算机与现代化

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802.11n无线局域网在楼宇环境下的应用

  

  1. 天津广播电视台网络部,天津300070
  • 收稿日期:2014-08-01 出版日期:2014-11-03 发布日期:2014-11-05
  • 作者简介:高铭(1988-),女,辽宁本溪人,天津人民广播电视台网络部工程师,硕士,研究方向:无线网络接入和安全防护; 裘佺(1983-),男,天津人,工程师,学士,研究方向:网络部署与安全防护; 齐继云(1977-),男,天津人,高级工程师,学士,研究方向:网络部署与安全防护; 于洪波(1981-)男,辽宁沈阳人,工程师,学士,研究方向:网络部署与安全防护。

Applications of 802.11n Wireless LAN for Building Environment

  1. Dept. of Network, Tianjin Peoples Broadcasting and Television Station, Tianjin 300070, China
  • Received:2014-08-01 Online:2014-11-03 Published:2014-11-05

摘要: 802.11n协议继承并改进了802.11协议物理层和媒体接入控制(MAC)层技术,提升了无线吞吐量。但是,面对复杂的室内环境,周围存在无线干扰的情况下,无线吞吐量必会受到影响。本文在楼宇办公环境中实测速率为300 Mbps和450 Mbps的802.11n无线网络吞吐量,对比二者在20 MHz和40 MHz带宽下的吞吐量性能,并分析在Android、Windows7和WindowsXP系统下的不同客户端的吞吐量状况,为在楼宇环境下进行802.11n无线局域网的部署提供了有效的参考。〖JP〗

关键词: 802.11n, 吞吐量, 操作系统, 楼宇环境

Abstract: Inherited and improved the physical layer and media access control (MAC) layer technology of 802.11, 802.11n wireless protocol improved throughput. However, facing with a complex indoor environment and radio interference around, the wireless throughput will be affected. In this paper, the wireless network throughput of 802.11n with the rate of 300 Mbps and 450 Mbps are measured and compared in an office environment with different bandwidth of 20 MHz and 40 MHz. Whats more, the throughput of the different clients with Android, Windows7 and Windows XP systems are analyzed. The result provides an efficient reference for 802.11n wireless LAN deployment in the building environment.

 

Key words: 802.11n, throughput, operating system, building environment

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