垂直切换算法 vertical handoff algorithm ; SASAW
Various factors containing networks and terminals should be considered in vertical handoff decision making.
垂直切换决策需要考虑网络和终端多方面因素的影响。
参考来源 - 异构网络中的移动管理和安全机制研究The terminals in the system may need vertical handover between different access modes because of varous reasons.
系统终端会因为各种原因需要在不同接入技术之间进行垂直切换。
参考来源 - 一种异构无线通信系统垂直切换分析方法·2,447,543篇论文数据，部分数据来源于NoteExpress
垂直切换是异构无线网络相互融合的基础。
Vertical handoff is the basic requirement for the integration of heterogeneous wireless networks.
研究异构无线网络的垂直切换及网络选择算法。
Study the vertical handoff and network selection algorithms for heterogeneous wireless networks.
这些都给移动性管理带来了新的挑战，如连接级别的切换控制、多判据的垂直切换决策等。
All these have brought new challenges to mobility management, such as connection-granularity handover control, multi-criteria vertical handover decision making.
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