Results 21 to 30 of about 549 (116)

Scattering regimes for underwater optical wireless communications using Monte Carlo simulation [PDF]

open access: yes, 2018
Optical wireless communications has shown tremendous potential for underwater applications as it can provide higher bandwidth and better security compared to acoustic technologies.
Ahmad, Zahir   +3 more
core   +3 more sources

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

open access: yesPhotonics, 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   +5 more
doaj   +1 more source

Impact of scattering on secrecy outage probability of underwater optical wireless links [PDF]

open access: yes, 2023
This is the accepted manuscript (postprint) of the article published in IEEE Journal of Oceanic Engineering. The final published version is available at https://doi.org/10.1109/JOE.2023.3290368.The analysis of physical layer security aspects in ...
Boluda-Ruiz, Rubén   +4 more
core   +1 more source

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

open access: yesJournal 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   +3 more
doaj   +1 more source

Impulse response modeling for underwater optical wireless channels [PDF]

open access: yes, 2018
In underwater optical wireless communication (UOWC) channels, impulse response is widely used to describe the temporal dispersion of the received signals.
Leeson, Mark S.   +2 more
core   +1 more source

Impulse response modeling of underwater optical scattering channels for wireless communication [PDF]

open access: yes, 2020
Despite the fact that underwater optical wireless communication (UOWC) systems are able to provide high-data rate links with high security, the performance of these systems presents several limitations related to the maximum achievable distance due to ...
Boluda-Ruiz, Rubén   +4 more
core   +1 more source

Capacity of underwater optical wireless communication systems over salinity-induced oceanic turbulence channels with ISI [PDF]

open access: yes, 2021
Point-to-point underwater optical wireless communication (UOWC) links are mainly impaired by scattering due to impurities and turbidity in the open water, resulting in a significant inter-symbol interference (ISI) that limits seriously both channel ...
Boluda-Ruiz, Rubén   +4 more
core   +1 more source

Average Rate Analysis of Cooperative NOMA aided Underwater Optical Wireless Systems [PDF]

open access: yes, 2021
In this paper, we consider a cooperative non-orthogonal multiple access (NOMA) aided underwater optical wireless system in which the source transmits to two users where the near user serves as a relay node to the far user. Our proposed system consists of
Godaliyadda, Roshan   +4 more
core   +1 more source

Experimental Demonstration of Non-Hermitian Symmetry for DC-SC-FDM in UOWC Systems [PDF]

open access: yes, 2021
This study demonstrates the high spectrum efficiency of DC offset single-carrier frequency division multiplexing (DC-SC-FDM) for underwater optical wireless communications (UOWC). I and Q components were separately transmitted using dual lasers.
Khansalee, Ekkaphol   +2 more
core   +2 more sources

On the UOWC Performance Under Location Uncertainty

open access: yesIEEE 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   +1 more source

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