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基于OPNET的EPON自适应双时序算法研究与仿真
引用本文:刘建辉,张培洲,李小芸,殷爱菡.基于OPNET的EPON自适应双时序算法研究与仿真[J].微计算机信息,2010(1):149-150,134.
作者姓名:刘建辉  张培洲  李小芸  殷爱菡
作者单位:[1]华东交通大学信息工程学院,南昌330013 [2]江西省科学院,南昌330013
摘    要:EPON上行业务的QoS保证是实际应用中的关键问题。通过提出一种新颖的双时序自适应动态算法,既保证EF高优先级业务,又支持突发大的BE数据业务,有效控制轻负载恶化现象,能最大极限的提高EPON网络效率。采用OPNET仿真模型验证了算法的可行性和改进性能。

关 键 词:以太无源光网络  自适应双时序算法  动态带宽分配  服务质量

Auto-adapted Dual-clocking Algorithm Research and Simulation under OPNET
LIU Jian-hui ZHANG Pie-zhou LI Xiao-yun YIN Ai-han.Auto-adapted Dual-clocking Algorithm Research and Simulation under OPNET[J].Control & Automation,2010(1):149-150,134.
Authors:LIU Jian-hui ZHANG Pie-zhou LI Xiao-yun YIN Ai-han
Affiliation:LIU Jian-hui ZHANG Pie-zhou LI Xiao-yun YIN Ai-han (School of Information Engineering of East China Jiao Tong University,Nanchang 330013,China) (Jiangxi Academy of Sciences,Nanchang,330013,China)
Abstract:The QoS guarantee of EPON upward service is a key question in practical application.The proposed novel dual-clocking auto-adapted dynamic algorithm which both guarantees the EF high priority services and supports the large burst BE data.Also the algorithm effectively controls light-load penalty and conspicuously enhances network efficiency.The feasibility and improved properties of the algorithm has confirmed through the simulation under OPNET.
Keywords:EPON  Auto-adapted Dual-clocking algorithm  Dynamic Bandwidth Allocation  QoS  
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