A Comparative Study on Routing Protocols in Underwater Sensor Networks

Underwater sensor networks (UWSNs) are a class of emerging networks that experience variable and high propagation delays and limited available bandwidth. Because of the different environment under the ocean, the whole protocol stack should be re-designed

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Abstract Underwater sensor networks (UWSNs) are a class of emerging networks that experience variable and high propagation delays and limited available bandwidth. Because of the different environment under the ocean, the whole protocol stack should be re-designed to fit for the surroundings. In this paper, we only focus on the routing protocols in the network layer. We survey the state-of-the-art routing protocols and give a comparison of them with respect to the important challenging issues in UWSNs. The pros and cons are discussed and compared for the routing protocols. Keywords Underwater sensor networks (UWSNs) technology

 Routing protocols  Range

Introduction As the network communications technology developing, a new type of networks has appeared in the daily life which named underwater sensor networks (UWSNs). This research area has more attractiveness than ground-based networks because of its distinctive characteristics and the comprehensive applications. UWSNs are an J. Shen (&)  J. Wang School of Computer and Software, Jiangsu Engineering Center of Network Monitoring, Nanjing University of Information Science and Technology, Nanjing 210044, China e-mail: [email protected] J. Zhang College of Mathematics and Statistics, Nanjing University of Information Science and Technology, Nanjing 210044, China S. Wang College of Bin Jiang, Nanjing University of Information Science and Technology, Nanjing 210044, China

Y.-M. Huang et al. (eds.), Advanced Technologies, Embedded and Multimedia for Human-centric Computing, Lecture Notes in Electrical Engineering 260, DOI: 10.1007/978-94-007-7262-5_67, Ó Springer Science+Business Media Dordrecht 2014

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occasionally connected network and experience frequent and long-duration partitions as well as long delay. Moreover, UWSNs are very interesting in the ocean exploration applications and very important in military applications. In general, UWSNs are envisioned to enable applications for oceanographic data collection, pollution monitoring, offshore exploration, disaster prevention, assisted navigation and tactical surveillance applications. Multiple UUVs (unmanned underwater vehicles) and AUVs (autonomous underwater vehicles) equipped with underwater sensors, will also find application in exploration of natural undersea resources and gathering of scientific data in collaborative monitoring missions [1]. Sensors and vehicles under water manage and organize by themselves in an autonomous network which can adapt to the characteristics of the ocean environment in order to carry out a great variety of exploration and research missions. The different environments under the ocean and such distinct features compared with the ground-based networks pose a number of technical challenges in designing the whole protocol stack [2]. In this paper, we only focus on the routing protocols in the network layer. We survey the state-of-the-art routing protocols and give a comparison of them with respect to the important challenging issues in UWSNs. The routing proto