Results 11 to 20 of about 33,601 (184)

An Intelligent Bio-Inspired Autonomous Surveillance System Using Underwater Sensor Networks [PDF]

open access: yesSensors, 2023
Energy efficiency is important for underwater sensor networks. Designing such networks is challenging due to underwater environmental traits that hinder network lifespan extension. Unlike terrestrial protocols, underwater settings require novel protocols
Shadab Khan   +5 more
doaj   +2 more sources

High-Efficiency Clustering Routing Protocol in AUV-Assisted Underwater Sensor Networks [PDF]

open access: yesSensors
Currently, underwater sensor networks are extensively applied for environmental monitoring, disaster prediction, etc. Nevertheless, owing to the complicacy of the underwater environment, the limited energy of underwater sensor nodes, and the high latency
Yuzhuo Shi   +4 more
doaj   +2 more sources

An efficient scalable scheduling mac protocol for underwater sensor networks [PDF]

open access: yesSensors (Basel), 2018
Underwater Sensor Networks (UWSNs) utilise acoustic waves with comparatively lower loss and longer range than those of electromagnetic waves. However, energy remains a challenging issue in addition to long latency, high bit error rate, and limited ...
Alfouzan, Faisal   +3 more
core   +2 more sources

DE-Sync: A Doppler-Enhanced Time Synchronization for Mobile Underwater Sensor Networks [PDF]

open access: yesSensors, 2018
Time synchronization is the foundation of cooperative work among nodes of underwater sensor networks; it takes a critical role in the research and application of underwater sensor networks.
Feng Zhou   +3 more
doaj   +2 more sources

ProLo: Localization via Projection for Three-Dimensional Mobile Underwater Sensor Networks [PDF]

open access: yesSensors, 2019
We study the problem of three-dimensional localization of the underwater mobile sensor networks using only range measurements without GPS devices. This problem is challenging because sensor nodes often drift with unknown water currents. Consequently, the
Feng Zhou   +4 more
doaj   +2 more sources

A novel cooperative opportunistic routing scheme for underwater sensor networks [PDF]

open access: yesSensors (Basel), 2016
Increasing attention has recently been devoted to underwater sensor networks (UWSNs) because of their capabilities in the ocean monitoring and resource discovery.
Abello   +8 more
core   +2 more sources

Cooperation in underwater sensor networks [PDF]

open access: yes2009 International Conference on Game Theory for Networks, 2009
In underwater sensor networks (UWSNs), one of the main concerns is to reduce the energy consumption in order to maximize the lifetime. This work focuses on multiple sensor networks governed by different authorities. If the authorities are willing to cooperate by forwarding each others' packets, the global lifetime could be increased. However, a selfish
Florent Garcin   +2 more
openaire   +1 more source

Capacity Analysis of NOMA-Enabled Underwater VLC Networks

open access: yesIEEE Access, 2021
Visible light communication (VLC) has recently emerged as an enabling technology for high capacity underwater wireless sensor networks. Non-orthogonal multiple access (NOMA) has been also proven capable of handling a massive number of sensor nodes while ...
Mohammed Elamassie   +4 more
doaj   +1 more source

Krill: An exploration in underwater sensor networks [PDF]

open access: yes, 2005
While sensor networks have now become very popular on land, the underwater environment still poses some difficult problems. Communication is one of the difficult challenges under water. There are two options: optical and acoustic.
Chen, P.   +7 more
core   +3 more sources

A MAC Protocol for Underwater Sensors Networks [PDF]

open access: yes, 2015
Peer ...
Rodrigo M. Santos   +4 more
openaire   +3 more sources

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