Results 11 to 20 of about 785 (180)
On the UOWC Performance Under Location Uncertainty
IEEE Access, 2023 More often than not, currents due to gravity, wind friction, and heterogeneous water density cause frequent drifts of the end-users to random locations creating transmission problems in an underwater optical wireless communication (UOWC) network.
Nicholas Vaiopoulos +4 more
doaj +4 more sources
Mixed RIS-Relay NOMA-Based RF-UOWC Systems [PDF]
2022 IEEE 95th Vehicular Technology Conference: (VTC2022-Spring), 2022 <p> Reconfigurable intelligent surface (RIS), nonorthogonal multiple access (NOMA), and underwater optical wireless communication (UOWC) are paradigms of technologies that drive the development of next generation communication systems. In this paper, we investigate the performance of a NOMA-based RIS-assisted hybrid radio frequency (RF) UOWC ...
Mohamed Elsayed Mohamed ELsayed +5 more
core +3 more sources
Experimental Verification of a Multiuser Detection Technique for Asynchronous UOWC Systems
IEEE Photonics JournalIn this paper, a multiuser detection technique is proposed and experimentally verified in underwater optical wireless communication (UOWC) under dynamic channel conditions, which incorporates subspace-based delay estimation and decorrelating multiuser ...
Weijie Liu +3 more
semanticscholar +4 more sources
On the Effect of Air Bubbles-Induced Scattering on Turbid Waters: An Experimental UOWC Channel Modeling Approach [PDF]
IEEE AccessThe influence of the oceanic medium on the underwater optical wireless communication (UOWC) highlights the need for an accurate mathematical channel characterization that models the properties of realistic oceanic environments, significantly optimizing ...
Pedro Salcedo-Serrano +7 more
semanticscholar +4 more sources
Comparison of modulation techniques for LED based UOWC [PDF]
, 2023 Light emitting diode (LED) based underwater optical wireless communications (UOWC) aims to provide high-speed data rates in the underwater environment. The field of UOWC has been receiving greater attention in recent years as a viable complementary technology to meet the data rate demands for ocean exploration. It offers a competitive advantage of high-
Yu, Minqing
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High-Speed Underwater Optical Wireless Communication with Advanced Signal Processing Methods Survey
Photonics, 2023 Underwater wireless communication (UWC) technology has attracted widespread attention in the past few years. Compared with conventional acoustic underwater wireless communication technology, underwater optical wireless communication (UOWC) technology has
Chengwei Fang +3 more
doaj +2 more sources
Experimental Study of Light Wave Propagation for Underwater Optical Wireless Communication (UOWC) [PDF]
Journal of Communications, 2022 Underwater Optical Wireless Communication (UOWC) is identified as a promising technology because it offers higher bandwidth than acoustics and radio frequency techniques. This paper investigates the performance of light wave propagation for UOWC through experimental approach. An experimental set-up is developed consists of a transmitter, receiver and a
Wan Hassan, Wan Hafiza +3 more
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Современные инновации, системы и технологии, 2023 Гидроакустическая, радиочастотная и оптическая волновые системы - это технологии, которые сегодня используются для осуществления подводной беспроводной связи.
Ю. Г. Ксенофонтов
doaj +3 more sources
Outage and Error Analysis of Dual-Hop TAS/MRC MIMO RF-UOWC Systems [PDF]
IEEE Transactions on Vehicular Technology, 2021 This paper gives an insight on the performance of mixed dual-hop radio-frequency (RF)-underwater optical wireless communication (UOWC) systems. The system consists of multiple-input multiple-output (MIMO) RF hop employing Nakagami-m fading channel on the source ( S ) node communicating with a destination node (D) considered as the legitimate receiver ...
Imran Shafique Ansari +4 more
openaire +3 more sources
Remote Sensing, 2022 Non-orthogonal multiple access (NOMA) is a promising technology to improve spectrum utilization effectively for underwater optical wireless communications (UOWC).
Yanjun Liang +4 more
doaj +2 more sources