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一种基于异构网络的自适应垂直切换算法
引用本文:邓中亮,王晖,朱宇佳.一种基于异构网络的自适应垂直切换算法[J].现代电子技术,2010,33(4):114-116,121.
作者姓名:邓中亮  王晖  朱宇佳
作者单位:北京邮电大学,电子工程学院,北京,100876
基金项目:国家"863"计划资助项目 
摘    要:提出一种基于WSN与WLAN异构网络环境下无缝移动通信的垂直切换算法。该算法针对日益普及的传感器网络自身特点与室内应急通信应用的特殊性,提出网络选取优先级参数。针对传感器网络在应急通信等特殊场合的应用.制定了专门的切换判决策略。实验分析表明,该算法可以一定程度地提高通信网络对现场场景变化的适应程度,满足室内环境下异构网络通信的需求。

关 键 词:无线传感器网络  异构网络  垂直切换算法  无缝移动通信

Adaptive Vertical Handoff Algorithm Based on Heterogeneous Network
DENG Zhongliang,WANG Hui,ZHU Yujia.Adaptive Vertical Handoff Algorithm Based on Heterogeneous Network[J].Modern Electronic Technique,2010,33(4):114-116,121.
Authors:DENG Zhongliang  WANG Hui  ZHU Yujia
Affiliation:DENG Zhongliang,WANG Hui,ZHU Yujia(Electronic Enqineering College,Beijing University of Posts , Telecommunication,Beijing,100876,China)
Abstract:An adaptive vertical handoff algorithm between Wireless Sensor Network(WSN)and Wireless Local Area Network(WLAN)is proposed.The algorithm proposes the idea of network priority,and develops a suitable WSN-WLAN handoff decision strategy according to the characteristics of WSN and special application of indoor emergency communications.Experiments show that the algorithm can improve the degree of environment adaptation and achieve vertical handoff between WSN and WLAN appropriately.
Keywords:wireless sensor network  heterogeneous network  vertical handoff algorithm  seamless mobile comnunication  
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