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水声通信网中一种低时延低开销路由算法

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摘要 水声通信网在军事、环境、能源、自然灾害预防和处理等方面均具有巨大的应用潜力。针对当前水声通信网背景噪声大及传播速度慢,从而导致控制开销大和平均时延大的问题,提出了旨在改善水声网整体性能的NHMLDR算法。该算法采用了时延代价度量的RREQ和去除HELLO消息的新机制。仿真结果表明,与HCR算法相比,NHMLDR算法使系统的归一化控制开销最大降低约40.88%;分组平均端到端时延减小约8.93%~51.88%;数据分组丢失率降低约0.01%~0.3%;网络吞吐量提升了约10.1%~23.7%。因此,NHMLDR算法明显改善了系统的整体性能。
出处 《广东通信技术》 2014年第12期55-60,共6页 Guangdong Communication Technology
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