计算机科学 ›› 2007, Vol. 34 ›› Issue (12): 26-29.

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一种跨层协助的Ad hoc无线网络广播策略

  

  • 出版日期:2018-11-16 发布日期:2018-11-16
  • 基金资助:
    本文受江南大学青年学术基金资助.

  • Online:2018-11-16 Published:2018-11-16

摘要: 在Ad hoc无线网络中,对全网范围进行广播有着广泛的应用。而Ad hoc网络节点资源、网络资源严重受限,广播引起的广播风暴问题加剧了资源的消耗。本文提出一种跨层协助的广播策略,该策略利用一跳邻节点的信息和物理层、数据链路层的信息统一在MAC设置退避时间,并根据发送节点密度自适应调整退避的时间,减少转播冗余、冲突发生的概率和延迟,确保了广播的可达性。仿真结果也表明提高了广播的效率。

关键词: Ad hoc无线网络 跨层设计 泛洪广播 冗余广播

Abstract: Broadcasting is a common operation in Ad hoc wireless networks with severe resource constraints. The problem of broadcasting storm aggravated the resource consumption in Ad hoc networks. We propose a cross layer assisted broadcasting strategy for Ad hoc n

Key words: Ad hoc wireless network, Cross layer design, Flooding, Redundant rebroadcast

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