计算机科学 ›› 2016, Vol. 43 ›› Issue (Z6): 281-284.doi: 10.11896/j.issn.1002-137X.2016.6A.067
王悦
WANG Yue
摘要: NS-3是国外近几年发展起来的重要网络仿真软件,它提供了比NS-2更低层次的无线功能抽象,更贴近真实的无线物理层的工作原理。分析了802.11无线物理层的源代码,对其主要实现机制进行了详细剖析,包括节点状态与接收分组的条件、信道繁忙起止时间的计算、信道支持多个路径损耗衰落模型、误码率与分组接收成功率的计算、多个干扰分组的跟踪管理和以分块为单位的累积干扰计算;并对协议修改给出了建议。该工作为理解NS-3无线仿真原理做出了有益贡献。
[1] NS-3.http://www.nsnam.org [2] Lacage M,Henderson T R.Yet another network simulator[C]∥Proceeding from the 2006 workshop on ns-2:the IP network simulator(WNS2’06).ACM,2006:12 [3] Pei G,Henderson T.Validation of ns-3 802.11b PHY model[Z].Boeing Research Technology,2009 [4] Pei G,Henderson T.Validation of OFDM error rate model in ns-3[Z].Boeing Research Technology,2010 [5] Chen B,Yenamandra V,Srinivasan K.FlexRadio:fully flexibleradios and networks[C]∥NSDI’15.2015:205-218 [6] Yu H,Bejarano O,Zhong L.Combating inter-cell interference in 802.11ac-based multi-user MIMO networks[C]∥ Mobicom’14.ACM,2014:141-152 [7] Dale N,Lewis J.Chapter 7:Problem Solving and Algorithm,Computer Science Illuminated (5th edition)[M].Jones & Bartlett Learning,2012 [8] 王悦,刘灿涛,朱雷,等.NS-2无线物理层实现与衰落功能扩展研究[J].计算机工程,2014,40(7):58-61 [9] 廖海帆.LTE无线资源调度算法研究及NS_3仿真平台实现[D].北京:北京邮电大学,2015 [10] Wang Yue,Yue O C.A Tutorial of 802.11 Implementation in NS-2[R/OL].http://www.docin.com/p-677082566.html |
No related articles found! |
|