计算机科学 ›› 2010, Vol. 37 ›› Issue (3): 57-60.

• 计算机网络与信息安全 • 上一篇    下一篇

窄带Ad hoc网络端到端拥塞控制机理分析

牛大伟,于卫波,王海,郭晓   

  1. (解放军理工大学通信工程学院 南京210007)
  • 出版日期:2018-12-01 发布日期:2018-12-01
  • 基金资助:
    本文受国家自然科学基金(60672080),国家863计划(2008AA01Z216)和解放军理工大学预先研究基金资助。

Analysis of End to End Congestion Control Mechanism in Narrowband Ad hoc Networks

NIU Da-wei,YU Wei-bo,WANG Hai,GUO Xiao   

  • Online:2018-12-01 Published:2018-12-01

摘要: 基于窄带半双工信道的军用无线网络限制了ACK反馈信息的及时性和有效性,使得单程时延和交付概率等端到端传输指标成为发现网络拥塞的有效途径。利用M/G/1模型的排队方法分析和揭示了无线自组织网络中节点拥塞程度、链路层参数以及业务层面的性能参数之间的量化关系,从而为窄带无线自组织网络的拥塞控制协议设计提供了理论依据。

关键词: 无线自组织网络,拥塞避免,分组交付率

Abstract: Military wireless networks which are based on narrowband and half duplex channel make it is hard to utilize ACK as a indication for congestion. So the one way end to end delay and packet delivery probability become the important parameters to predict the avoidance. This paper analysed and revealed the numerical relationship among the congeslion level,link layer parameter and app layer performance through M/G/1 queueing model,thereby,provided theoretical principle for design of congestion control algorithm.

Key words: Ad hoc, Congestion avoidance, Delivery probability

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