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电子学报  2004 

基于位置信息的IP层切换判决机制及性能分析

, PP. 153-156

Keywords: 移动终端,当前接入路由器,切换判决算法

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Abstract:

基于IP的移动性管理技术使得移动终端可以在互联网间漫游,并且不会改变自己的IP地址.当同时存在多种类型无线网络的时候,如何选择最佳的候选网络,何时发起切换等切换判决问题也是提高基于IP的移动性管理性能的重要课题.提出了一种基于位置信息的切换判决算法,使得终端在对自身移动模型预测的基础上,做出正确的切换目标和切换时间的选择,从理论分析和仿真结果可以看出,该算法明显减小了切换次数和丢包率,提高了切换的性能.

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