水下无线传感器网络

水下无线传感器网络是一种包括声、磁场、静电场等的物理网络，它在海洋数据采集、污染预测、远洋开采、海洋监测等方面取得了广泛的应用，将在未来的海军作战中发挥重要的优势。描述了水下无线传感器网络的研究现状，给出了几种典型的水下无线传感器网络的体系结构，并针对水下应用的特点，分析了水下无线传感器网络设计中面临的节点定位、传感器网络能量、目标定位等诸多难题，最后根据应用需求提出了水下无线传感器网络研究的重点。

Underwater sensor networks

Underwater sensor networks are physical networks containing acoustic, magnetic, and static electric field. It has got widely application in ocean data acquisition, poUufion forecasting, ocean exploitation, and ocean supervision. And in future it will show its advantages in the battlefield. The state-of-the-art underwater wireless sensor networks are overviewed, and several typical structures of underwater wireless sensor networks are also described. Taking account of the requirements of underwater applications several fundamental key aspects in the design of underwater sensor networks, such as node localization, energy, source localization and other challenges are investigated. Finally open issues in underwater sensor networks are discussed.