Results 11 to 20 of about 256 (125)

Synchronous Clock Recovery of Photon-Counting Underwater Optical Wireless Communication Based on Deep Learning

Photonics, 2022
In photon-counting underwater optical wireless communication (UOWC), the recovery of the time slot synchronous clock is extremely important, and it is the basis of symbol synchronization and frame synchronization.
Haodong Yang, Qiurong Yan, Ming Wang, Yuhao Wang, Peng Li, Wei Wang   +5 more
doaj   +4 more sources

Experimental Demonstration of High-Sensitivity Underwater Optical Wireless Communication Based on Photocounting Receiver

Photonics, 2021
In this paper, we propose a high-sensitivity long-reach underwater optical wireless communication (UOWC) system with an Mbps-scale data rate. Using a commercial blue light-emitting diode (LED) source, a photon counting receiver, and return-to-zero on–off
Chao Li, Zichen Liu, Daomin Chen, Xiong Deng, Fulong Yan, Siqi Li, Zhijia Hu   +6 more
doaj   +4 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, Sabril, Muhammad Safiy, Jasman, Faezah, Idrus, Sevia Mahdaliza   +3 more
openaire   +3 more sources

Dual-Branch Pre-Distorted Enhanced ADO-OFDM for Full-Duplex Underwater Optical Wireless Communication System

Photonics, 2021
In this paper, dual-branch pre-distorted enhanced asymmetrically clipped direct current (DC) biased optical orthogonal frequency division multiplexing (PEADO-OFDM) for underwater optical wireless communication (UOWC) is firstly proposed and simulated ...
Zixian Wei, Yibin Li, Zhaoming Wang, Junbin Fang, Hongyan Fu   +4 more
doaj   +2 more sources

Multi-Degree-of-Freedom for Underwater Optical Wireless Communication with Improved Transmission Performance

Journal of Marine Science and Engineering, 2022
Underwater optical wireless communication (UOWC) has great potential to provide high-speed and intensive communications over short ranges underwater. However, the mobility of the UOWC system is limited by the strict alignment requirements between the ...
Anliang Liu, Ruolin Zhang, Bin Lin, Hongxi Yin   +3 more
doaj   +2 more sources

LEDs for Underwater Optical Wireless Communication

Photonics
LEDs are readily controllable and demonstrate rapid switching capabilities. These attributes facilitate their efficient integration across a broad spectrum of applications.
Giuseppe Schirripa Spagnolo, Giorgia Satta, Fabio Leccese   +2 more
doaj   +2 more sources

Underwater Optical Wireless Communications with Chromatic Dispersion and Time Jitter

Computation, 2019
The obsolete communication systems used in the underwater environment necessitates the development and use of modern telecommunications technologies.
George D. Roumelas, Hector E. Nistazakis, Argyris N. Stassinakis, Christos K. Volos, Andreas D. Tsigopoulos   +4 more
doaj   +3 more sources

Optimal Signal Wavelengths for Underwater Optical Wireless Communication under Sunlight in Stratified Waters

Journal of Sensor and Actuator Networks
Underwater optical wireless communication (UOWC) is a field of research that has gained popularity with the development of unmanned underwater vehicle (UUV) technologies.
Tharuka Govinda Waduge, Boon-Chong Seet, Kay Vopel   +2 more
doaj   +2 more sources

Seamless Integration of UOWC/MMF/FSO Systems Using Orbital Angular Momentum Beams for Enhanced Data Transmission

Photonics
This work presents a high-speed hybrid communication system integrating Underwater Optical Wireless Communication (UOWC), Multimode Fiber (MMF), and Free-Space Optics (FSO) channels, leveraging Orbital Angular Momentum (OAM) beams for enhanced data ...
Mehtab Singh, Somia A. Abd El-Mottaleb, Hassan Yousif Ahmed, Medien Zeghid, Abu Sufian A. Osman   +4 more
doaj   +2 more sources

Performance analysis and optimization of modulation techniques for underwater optical wireless communication in varied aquatic environments [PDF]

Scientific Reports
Underwater Optical Wireless Communication (UOWC) has emerged as a promising technology for enabling high-speed and low-latency data transmission in aquatic environments.
M. Mokhtar Zayed, Mona Shokair
doaj   +2 more sources