【摘要】 无线传感器网络是由大量具有感知、计算和通信能力的能量有限的微型传感器节点组成。为了建立有效的数据传输路径,节约能耗和带宽,延长网络生存期,设计能量有效的数据分发方案是至关重要的。针对无线传感器网络中节点是否可移动的三种情况,分析了目前提出的主要数据分发方案。更多还原

【Abstract】 Wireless sensor network consists of many limited battery power sensor nodes with sensing,data processing and communication capabilities.In order to construct efficient data transmission path,energy-efficient data dissemination scheme that prolongs the network lifetime should be designed to save energy and bandwidth.In this paper,data dissemination schemes based on three types of data dissemination are analyzed in detail.更多还原