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Sunday, July 26, 2020 | History

4 edition of On the estimation of underwater optical communication system performance found in the catalog.

On the estimation of underwater optical communication system performance

On the estimation of underwater optical communication system performance

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  • 25 Currently reading

Published by Library and Archives Canada = Bibliothèque et Archives Canada in Ottawa, Ont .
Written in English


Edition Notes

StatementAndrew Frank Masotti.
SeriesCanadian theses = Thèses canadiennes
The Physical Object
FormatMicroform
Pagination2 microfiches.
ID Numbers
Open LibraryOL22252745M
ISBN 109780494201800
OCLC/WorldCa298134058

“Design and Implementation of Under Water Optical Communication System”, International Journal of Application or Innovation in Engineering & Management (IJAIEM), Volume 2, Issue 6, June [3] X. Zhu, and J. M. Kahn, “Free-space optical communication through atmospheric turbulence channels,” IEEE Trans.   A flexible and cost-effective technology for streaming high-quality underwater video images has been developed by researchers at KAUST by improving the bandwidth to achieve better video quality.

As efficient communication systems are developing, the scope of their applications continues to grow, and so do the requirements on the system performance. Many of the developing applications, both commercial and military, are calling for real-time communication with submarines and autonomous, or unmanned underwater vehicles (AUVs, UUVs. estimation of the performance of UVLC systems requires accurate and detailed characterization of underwater optical turbulence. Recently, some useful results have been reported in the literature on characterizing underwater turbulence. An accurate power spectrum has been derived for fluctuations of turbulent seawater refractive index [11].File Size: 1MB.

Online First Articles. ISSN: (Print) (Online) Performance studies of MIMO based DCO-OFDM in underwater wireless optical communication systems. R. Hema, S. Sudha Hydrodynamic performance and calculation of lift–drag ratio on underwater glider. out to investigate the performance of free-space optical (FSO) communication systems over turbulent atmosphere channels [1]–[4], study and design of appropriate UWOC systems yet have received less attention. The primary works in UWOC area have mainly focused on investigating the absorption and scattering effects of underwater optical channels Cited by: 6.


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On the estimation of underwater optical communication system performance Download PDF EPUB FB2

Underwater optical wireless communications (UOWC) have gained a considerable interest during the last years as an alternative means for broadband inexpensive submarine communications.

UOWC present numerous similarities compared to free space optical (FSO) communications or laser satellite links mainly due to the fact that they employ optical wavelengths to transfer Cited by: 8.

Received March 7,accepted Madate of publication Apdate. The performance of an underwater optical wireless communication link is investigated by taking into account—for the first time and to the best of our knowledge—the simultaneous influence of.

Underwater Optical Wireless Communication Abstract: Underwater wireless information transfer is of great interest to the military, industry, and the scientific community, as it plays an important role in tactical surveillance, pollution monitoring, oil control and maintenance, offshore explorations, climate change monitoring, and oceanography Cited by: We consider channel characterization for underwater wireless optical communication (UWOC) systems.

We focus on the channel impulse response and, in particular, quantify the channel time dispersion for different water types, link distances, and transmitter/receiver characteristics, taking into account realistic parameters.

We use the Monte Carlo approach to simulate the. underwater communication - Duration: Sruthi Purushothaman Recommended for you.

Underwater Optical Communications System - Duration: Penguin Automated Systems 2, views. With the rapid development of light emitting diode (LED), visible light communication (VLC) becomes an important technique for information transmission including underwater applications.

However, accurate channel estimation for underwater VLC is still challenging due to the complex environment of the underwater VLC channel. In this paper, by utilizing a proper approximation, Cited by: 8. Rongqing Hui, in Introduction to Fiber-Optic Communications, Required OSNR.

In the systems discussed earlier, optical noise is not accompanied with the optical signal that reaches the optical receiver, and therefore, BER can be reduced by increasing the level of signal optical power.

On the other hand, in a long-distance optical transmission. Underwater Optical Communications System Penguin Automated Systems. underwater communication - Duration: Introduction to Free Space Optical Wireless Networking or FSO - Duration. This paper has presented our interesting in wireless underwater communications for different ocean water types.

Recent interest in ocean exploration has brought about a desire for developing wireless communication techniques in this challenging environment. Due to its high attenuation in water, a radio frequency (RF) carrier is not the optimum by: BlueComm is a through-water wireless optical communication system, developed to transmit subsea data, stream video and perform tetherless vehicle control at very high speeds.

The BlueComm modem family is currently made up of three variants. BlueComm is optimised for shallow water ‘high ambient light’ operating environments and offers a. Optical wireless communications (OWC) is a form of optical communication in which unguided visible, infrared (IR), or ultraviolet (UV) light is used to carry a signal.

OWC systems operating in the visible band (– nm) are commonly referred to as visible light communication (VLC). VLC systems take advantage of light emitting diodes (LEDs) which can be pulsed at very high.

The researchers have developed an undersea optical communications system, which they describe as “a virtual revolution in high-speed undersea data. Communication Channels Physical Channel a) Types – wireline – optical fiber – optical wireless channel – wireless radio frequency (RF) channel – underwater acoustic channel – storage channel (CD, disc, etc.) b) Impairments – noise from electronic components in transmitter and receiver – amplifier nonlinearitiesFile Size: 1MB.

Over the past decades, the underwater wireless optical communication sensor network technology has been well developed [1–3] and thus provides a new technique for the ocean detection.

The underwater wireless optical communication (UWOC) is a difficult task, due to the high absorption and scattering undergone by the laser by: 3. BlueComm is a wireless, high speed optical communications technology that can transfer data underwater at broadband speeds. Data rates of Mbps can be achieved.

BlueComm BlueComm uses modulated LEDs and a separate photomultiplier tube as its receiving element. System monitoring Diagnostic software allows the status ofFile Size: KB. Underwater optical communication system. Issued US Patent. 9, Questions about this Technology. Ask a Technology Manager Download Printable PDF.

Technology # An End-to-End Signal Strength Model for Underwater Optical Communication. Journal of Ocean Engineering. Underwater Optical Communication: an Approach Based on LED Bernardo Silva1 Nuno Cruz2 Jose Carlos Alves´ 3 Lu´ıs Pessoa4 Abstract—In this project, it is intended to take advantage of the recent developments of the light emitting diode (LED) and the photo-sensor technology.

These will be used to develop an improved communication module, in. The underwater wireless optical communication (UWOC) system bit- error-rate (BER) performance in ocean is limited mainly by oceanic absorption and sca Author: Yawei Ji, Guofeng Wu, Yu Zuo.

The systems and methods of the invention provide for improved underwater communication systems. In particular, the systems and methods of the invention provide for improved underwater optical modems including optical transmitters and optical receivers that allow omni-directional transmission and reception of optical signals underwater and having a range of about m Cited by:.

Light based underwater wireless communication also known as underwater visible light communication (UVLC) or underwater wireless optical communication (UWOC) in the research community has been proposed as an alternative or complementary solution to acoustics and RF technologies. 4, 8, 9) Taking advantages of the low absorption window of Cited by: system that can operate over the range of a few meters underwater.

An optical communication system offers many intriguing opportunities for communicating with multiple devices, and allows two-way communications as well as use on a variety of platforms such as submersibles and ROVs.

It is also feasible that an optical communication system could.In order to surpass many of the obstacles presented in the underwater wireless communication, an optical LED-based solution is suggested, since it presents the potential to overcome many limitations shown by other methods.

Objectives The proposed solution is to create a short range underwater optical wireless communication sys.