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基于保护信道和信道侵占的切换策略研究 被引量:1

Research on handoff strategy
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摘要 针对异构分层无线网络提出了一种保证业务QoS的切换策略。该策略在层间呼叫双向溢出基础上,为实时业务切换设置了保护信道,为非实时业务切换设置了缓冲队列。为了进一步降低实时业务切换的掉线率,还使用了信道侵占技术,原理是实时业务切换呼叫可以侵占数据业务正在使用的信道资源。仿真结果表明,提出的切换方法能够显著降低各类切换业务的掉线率,同时整个异构分层系统的信道利用率也略有提高。
作者 姚文贵
出处 《制造业自动化》 北大核心 2010年第6期172-175,206,共5页 Manufacturing Automation
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