Showing 1-25 of 2,763 resultsfor "Index Terms":Underwater Applications
"Index Terms":Underwater Applications
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Active and passive underwater acoustic applications using an unmanned surface vehicle
Jiucai Jin;Jie Zhang;Feng Shao;Zhichao Lv;Ming Li;Lanjun Liu;Pengcheng Zhang
Unmanned Surface Vehicle (USV) is a novel kind of oceanic platforms, which is potential to be an effective platform for acoustic applications. Active and passive underwater acoustic experiments using our USV called USBV at Ji-hong-tan reservoir in Qingdao on July 15-17, 2015 and at Wu-zhi-zhou Island in the South China Sea on January 3-6, 2016 are presented to quantify this potential. The acoustic...Show More
Kinematic model of underwater vehicle
2017 International Conference on Green Energy Conversion Systems (GECS)
Year: 2017 | Conference Paper |
Cited by: Papers (4)
An autonomous underwater vehicle is a robotic device that circulates in water through a propulsion system, controlled by an on-board computer. This article presents a general view of the autonomous submarine vehicle, the usefulness of which is presented in different fields of application, and specifically the field of research. We also preserve the different types of underwater robots, and finally...Show More
Fish-Like Robots And Applications Of Sensor -A Review
2022 4th International Conference on Energy, Power and Environment (ICEPE)
Year: 2022 | Conference Paper |
Cited by: Papers (1)
Underwater robot technologies are crucial for underwater resource exploration, and many developments have been achieved in this direction. Robotics researchers have published and built a wide range of fish-shaped robots during the previous two decades. This review aims to describe various fish-like robots from their application perspectives and the use of various sensors to meet the applications. ...Show More
Due to the growing interest using underwater acoustic networks, there are more and more research papers about underwater communications. These papers are mainly focused on deployments and studies about the constraints of the underwater medium. The underwater acoustic channel is highly variable and the signal transmission can change according to environmental factors, such as the temperature, press...Show More
Closed-Loop AUV Temperature Control Using Internet of Underwater Things-Based Multi-Node Underwater Communication
2023 International Conference on Recent Advances in Information Technology for Sustainable Development (ICRAIS)
Year: 2023 | Conference Paper |
As the Internet of Things has become an integral part of the modern digitized society, connecting devices in real-time and exchanging data, its limitation to land needs to be overcome. To reduce the human effort in underwater applications, AUVs have played a significant role in underwater surveillance, oceanography, marine defence systems and environment monitoring. A significant challenge exists ...Show More
An Architecture for Underwater Networks
Mandar Chitre;Lee Freitag;Ethem Sozer;Shiraz Shahabudeen;Milica Stojanovic;John Potter
As electromagnetic waves do not propagate well underwater, acoustics plays a key role in underwater communication. Due to significant differences in the characteristics of electromagnetic and acoustic channels, networking protocols for underwater systems differ from those developed for wired and wireless radio networks. Various schemes have been proposed for one or many aspects of underwater netwo...Show More
JANUS-Based Services for Operationally Relevant Underwater Applications
This paper presents the design, test, and experimentation at sea of four JANUS-based services for operationally relevant underwater applications: 1) first contact and language switching; 2) transmission of automatic identification system data to submerged assets; 3) transmission of meteorological and oceanographic data to underwater vessels; and 4) support in distressed submarine operations. On Ma...Show More
Military forces of every country are trying their best to protect their motherland from the attackers. With advancement in marine technology, it has become critical to detect and track the target by obtaining active measurements before it is close enough to attack. The utilization of unmanned underwater vehicles for target tracking behavior is gaining great attention due to continuous advancement ...Show More
The Evaluation of Modulation Techniques for Underwater Wireless Optical Communications
2009 International Conference on Communication Software and Networks
Year: 2009 | Conference Paper |
Cited by: Papers (27)
Currently, there are lots of efforts at using underwater vehicles, gliders and moorings for the spatial and temporal measurements in oceanography research. Sensor data collected by these platforms is usually internally recorded and then transmitted via a cable or wireless communication. Traditional acoustic links are fundamentally bandwidth limited to low rates of bit per second (bps). Optical met...Show More
Underwater wireless communications can enable many scientific, environmental, commercial, safety, and military applications. Wireless signal transmission is also crucial to remotely control instruments in ocean observatories and to enable coordination of swarms of autonomous underwater vehicles and robots, which will play the role of mobile nodes in future ocean observation networks by virtue of t...Show More
Improved spray & wait routing protocol for under water acoustic network
2016 Online International Conference on Green Engineering and Technologies (IC-GET)
Year: 2016 | Conference Paper |
Opportunistic networks have gained popularity, when we come to conclusion that there are several things which MANET can't handle. Delay tolerant is one of the concepts of opportunistic network in which we connect those nodes which are actually not connected. In our work we are arranging nodes in a hexagonal patterns, the one main node in this pattern is moves in the fixed area i.e. the region that...Show More
Underwater Acoustic Aided Grid Localization of Multi-UUVs with Reinforcement Learning
2023 IEEE International Conference on Signal Processing, Communications and Computing (ICSPCC)
Year: 2023 | Conference Paper |
Underwater acoustic (UWA) communication and localization systems have been used to improve the self-localization accuracy of mobile unmanned underwater vehicles (UUVs), However, poor UWA channels, sound velocity estimation errors and sound ray bending, and moving UUVs cause great difficulties in the timeliness and accuracy of multi-UUVs localization. In this paper, we apply reinforcement learning ...Show More
Cloud Platform Access Support Architecture for Underwater Habitat Based Subscribers
2021 International Conference on Artificial Intelligence, Big Data, Computing and Data Communication Systems (icABCD)
Year: 2021 | Conference Paper |
Subscribers in underwater locations access cloud content aboard terrestrial data centres at high latency. However, it is important to access cloud content at low latency. This necessitates the design of solutions enabling low latency cloud content access for underwater subscribers. This paper proposes network architecture for the underwater habitat subscribers. It uses underwater data centre due t...Show More
Ant Colony Optimization based Routing for Underwater Sensor Network
2020 9th International Conference System Modeling and Advancement in Research Trends (SMART)
Year: 2020 | Conference Paper |
Cited by: Papers (2)
Apparently, two-thirds of our planet is covered by water bodies, of which oceanic coverage deeply impacts the terrestrial life. Oceans form majestic resource of most of the amazing marine creatures and natural resources, especially mineral oil. This makes underwater monitoring one of the most demanding areas to explore. For monitoring the oceanic layer, a specialized form of sensor network is empl...Show More
Intelligent Sustainable Robot for Efficient Marine Environment Monitoring using Li-Fi Technology
Bara’ Fteiha;Hala Samer;Fatima Almazrouei;Shouq Mohamed;Sultanah Al-Zubaidi;Fahid Riaz;Eqab Almajali;Abir Jafar Hussain;Jawad Yousaf
2024 17th International Conference on Development in eSystem Engineering (DeSE)
Year: 2024 | Conference Paper |
This study presents the design and development of a light fidelity (Li-Fi) technology-based smart rover for sustainable monitoring of marine environments. A rover equipped with Li-Fi transmitters, receivers, and environmental monitoring sensors (pH and temperature) is designed for underwater navigation and environmental data collection. Data transmission between the rover (transmitter) and a recei...Show More
Underwater swarm robotics has gained prominence as an innovative paradigm for diverse applications, including environmental monitoring and marine exploration. This review article presents a comprehensive review of low-cost underwater swarm acoustic localization systems, focusing on recent research findings validated through field experiments. To aid research on the concept of low-cost swarm acoust...Show More
A Static Multi-hop Underwater Wireless Sensor Network Using RF Electromagnetic Communications
Xianhui Che;Ian Wells;Paul Kear;Gordon Dickers;Xiaochun Gong;Mark Rhodes
2009 29th IEEE International Conference on Distributed Computing Systems Workshops
Year: 2009 | Conference Paper |
Cited by: Papers (29)
Most underwater sensor networks choose acoustics as the medium for wireless transmission. However, electromagnetic waves also offer great merits for transmission in special underwater environment. A small scale wireless sensor network is deployed using electromagnetic waves with a multi-hop static topology under shallow water conditions where there is a high level of sediment and aeration in the w...Show More
Application Specific Instruction Set Processor Design for Underwater Acoustic Communication Systems
2011 First International Conference on Instrumentation, Measurement, Computer, Communication and Control
Year: 2011 | Conference Paper |
Underwater acoustic communication systems need Doppler compensation for the server Doppler effects. OFDM (Orthogonal Frequency Division Multiplexing) is widely applied in the underwater acoustic communication systems. FFT is the most computational kernels in the OFDM systems. By exploring the two typical digital signal processing kernels and other basic kernels, an ASIP (Application Specific Instr...Show More
A brief review of underwater electric current communication
2016 IEEE 20th International Conference on Computer Supported Cooperative Work in Design (CSCWD)
Year: 2016 | Conference Paper |
Cited by: Papers (5)
Due to the harsh characteristic of underwater environment, it is difficult for the underwater vehicles to communicate with others. Exploring the various underwater communication schemes is essential for the future practical applications. In this paper, some commonly underwater communication schemes are introduced which emphasize on their technical index, operation environment, advantages and the i...Show More
Field Experiments with Doppler Compensation in High-Frequency Underwater Acoustic Communication System
ICC 2023 - IEEE International Conference on Communications
Year: 2023 | Conference Paper |
Cited by: Papers (3)
Underwater acoustic communication and networking have been instrumental in enabling various commercial and military applications such as underwater surveillance, environmental monitoring, data-driven intelligent aquaculture, and unmanned underwater vehicles. However, the development of an underwater communication and networking system poses significant challenges due to spatially and temporally va...Show More
Design Development and Experimental Validation of an Underwater Acoustic Pinger System
2017 14th IEEE India Council International Conference (INDICON)
Year: 2017 | Conference Paper |
Cited by: Papers (1)
Acoustic pingers are low data rate signalling systems which play an important role in many underwater applications. In this paper we design and develop a long-range, narrowband non-coherent frequency shift keying based underwater acoustic pinger system. We compute the acoustic link budget such that the pinger system is operational upto a communication range of 1000 meters. The proposed pinger syst...Show More
Blue Crawfish Goes Swimming: Hardware Architecture of a Crawling Skid for Underwater Maintenance with a BlueROV2
Henrich Preuß;Valeska Cherewko;Johann Wollstadt;Anne Wendt;Helge Renkewitz
Underwater Robots are used for inspecting offshore structures like foundations of oil and gas platforms or wind turbines for many years. Nevertheless, due to the lack of technical solutions, much of the maintenance work still has to be performed by professional divers. This involves high risks and high costs. To solve this problem current research focuses on a type of underwater vehicles called “c...Show More
Work-in-Progress: Networked Control of Autonomous Underwater Vehicles with Acoustic and Radio Frequency Hybrid Communication
Mehrullah Soomro;Saeed Nourizadeh Azar;Ozgur Gurbuz;Ahmet Onat
Underwater control applications, such as control of Autonomous Underwater Vehicles (AUV)s, have recently gained significant interest, and there is a growing demand for high-speed wireless communication between AUVs and base station. Acoustic communication provides low data rates and high propagation delays, both of which are not suitable for employing high control gains for the navigation of AUVs....Show More
Underwater Wireless Communication System with the Internet of Underwater Things
2022 8th International Conference on Signal Processing and Communication (ICSC)
Year: 2022 | Conference Paper |
Cited by: Papers (5)
The widespread adoption of underwater wireless communications (UWC) has become an important research area to address a variety of military and commercial applications, and there is growing interest in investigating underwater environments in numerous applications. With the advancement of UWC, the underwater Internet of Things (IoUT) has emerged, and various practical applications are expected, and...Show More
Research on Underwater Measurement-Device-Independent Quantum Key Distribution
2022 3rd International Conference on Information Science, Parallel and Distributed Systems (ISPDS)
Year: 2022 | Conference Paper |
Focusing on the application scenario where the underwater mobile platforms wirelessly access the cabled underwater information networks to achieve communication, an underwater access scheme for measurement-device-independent quantum key distribution is proposed to ensure communication security. Based on the analysis of the optical characteristics of the seawater channel, an underwater access model...Show More
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