分簇自组网中基于二相编码和区分服务的多信道MAC协议A Multi-channel MAC Protocol Based on Two-phase Coding and Service Differentiation for Cluster-based Ad Hoc Network
林颖;许力;黄川;黄榕宁;
摘要(Abstract)：
基于可扩充的二相编码,提出一种新型的区分服务的多信道媒体接入控制协议(CMM AC-SD).CMM AC-SD在现有分簇多信道协议的基础上,通过可扩充的二相编码来设计接入帧格式,以达到减少节点的控制开销和延迟的目的.分析表明,通过考虑区分服务,簇内服务级别高的节点延迟减少,而服务级别低的节点延迟比较大;在保证分簇的个数不变的条件下,簇头获取帧的延迟就不会随着网络规模的增大而急剧增加.
关键词(KeyWords)： 分簇;区分服务;多信道;二相编码;延迟
基金项目(Foundation): 国家自然科学基金资助项目(60502047);; 福建省教育厅重点资助项目(JA07030);; 福建省自然科学基金项目(2008J00142007F3025)
作者(Authors): 林颖;许力;黄川;黄榕宁;
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