Results 41 to 50 of about 33,601 (184)
Performance Analysis of Underwater Swarm Sensor Networks [PDF]
Fundamental key aspects of underwater acoustic communications have been taken into account to define an underwater swarm network for monitoring and exploration applications. We discuss the communication architecture of underwater sensor networks as well as the factors that influence underwater network design.
Tabacchiera, M +3 more
openaire +2 more sources
A Secure Remote Mutual Authentication Scheme Based on Chaotic Map for Underwater Acoustic Networks
Underwater acoustic networks (UANs) have emerged as a new wireless sensor network structure widely used in many applications. Sensor nodes are usually placed in a hostile and unattended underwater environment to gather information with limited resource ...
Shuailiang Zhang, Xiujuan Du, Xin Liu
doaj +1 more source
Low cost underwater acoustic localization
Over the course of the last decade, the cost of marine robotic platforms has significantly decreased. In part this has lowered the barriers to entry of exploring and monitoring larger areas of the earth's oceans.
Goumas, Nicholas +3 more
core +1 more source
Sensor Coverage Strategy in Underwater Wireless Sensor Networks
This paper mainly describes studies hydrophone placement strategy in a complex underwater environment model to compute a set of "good" locations where data sampling will be most effective. Throughout this paper it is assumed that a 3-D underwater topographic map of a workspace is given as input.Since the negative gradient direction is the fastest ...
Lu Yao, Xiujuan Du
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An estimated Hungarian method for data forwarding problem in underwater wireless sensor networks
With the increasing concern over marine applications in recent years, the technology of underwater wireless sensor networks has received considerable attention.
Jing Wen +3 more
doaj +1 more source
A Novel Charging Method for Underwater Batteryless Sensor Node Networks
In this paper, we present a novel charging method for underwater batteryless sensor node networks. The target application is a practical underwater sensor network for oceanic fish farms.
Judith Santana Abril +4 more
doaj +1 more source
Internode Distance-Based Redundancy Reliable Transport in Underwater Sensor Networks [PDF]
Underwater communication is a very challenging topic. Protocols used in terrestrial sensor networks cannot be directly applied in the underwater world.
Bin Liu +4 more
core +2 more sources
Stochastic Scheduling for Underwater Sensor Networks [PDF]
The context of underwater sensor networks (UWSNs) presents special challenges for data transmission. For that context, we examine the merit of using a simple, stochastic transmission strategy based on the ALOHA protocol. The strategy uses a stochastic scheduling approach in which time is slotted, and each network node broadcasts according to some ...
Dimitri Marinakis +2 more
openaire +1 more source
Particle Swarm Inspired Underwater Sensor Self-Deployment
Underwater sensor networks (UWSNs) can be applied in sea resource reconnaissance, pollution monitoring and assistant navigation, etc., and have become a hot research field in wireless sensor networks.
Huazheng Du, Na Xia, Rong Zheng
doaj +1 more source
Opportunistic Routing Protocol for Underwater Optical Sensor Networks Based on Fuzzy Logic
Underwater optical sensor networks offer significant advantages over traditional acoustic sensor networks, such as high bandwidth and low latency, making them a research hotspot to realize high-speed and real-time transmission of underwater data in sea ...
Rui SHEN +6 more
doaj +1 more source

