基于NC和QoS感知农产品冷链物流监控无线传感网络路由协议研究

来源 :2014年全国生物技术与食品质量博士后学术论坛 | 被引量 : 0次 | 上传用户:MickeyMouse01
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  鲜活农产品冷链过程储运环境及品质维持关键指标的在线监控,可有效提升冷链物流服务质量,减少易腐产品的物流损耗,保证食品安全、维持优良品质。本文对农产品冷链物流监控无线传感器网络中的传统的定向扩散路由协议进行了分析和研究,针对该协议的不足,引入网络编码技术和服务质量感知机制,在多径传输的基础上使用了随机线性网络编码技术,设计了一种新的路由协议,使得信息的传输效率获得极大的提高;同时,在选择最优路径时,把各条路由信息传输总能耗、节点剩余能量最小值、拥有的可用带宽都加以考虑,使得带宽和能量利用率都得到了有效地提高,从而让整个网络的工作效率获得提升。
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