Results 21 to 30 of about 493 (166)

Analysis of Rain Effects on Terrestrial Free Space Optics based on Data Measured in Tropical Climate

open access: yesInternational Islamic University Malaysia Engineering Journal, 2012
Free Space Optics (FSO) shows a great alternative as the solution for last mile problem where fiber optics is unavailable due to deployment time and cost constraint.  However, the feasibility of using FSO system as communication link very much depends on
Suriza Ahmad Zabidi   +3 more
doaj   +1 more source

Cross-Sectional Measuring of Optical Beam

open access: yesAdvances in Electrical and Electronic Engineering, 2011
This article deals with problematic of measuring of optical beam in free space optics (FSO). The professional FSO link was created between two buildings standing 1,5 kilometers apart from each other.
Tomas David   +7 more
doaj   +1 more source

Availability of Free-Space Laser Communication Link with the Presence of Clouds in Tropical Regions

open access: yesEAI Endorsed Transactions on Industrial Networks and Intelligent Systems, 2023
Free-space laser communication (lasercom), a great application of using free-space optics (FSO) for satellite communication, has been gaining significant attraction.
Thang Nguyen   +3 more
doaj   +1 more source

Crosstalk Suppression in Structured Light Free-Space Optical Communication

open access: yesIEEE Open Journal of the Communications Society, 2020
Using space as an additional degree of freedom is one possible solution to cope with future bandwidth issues. In free-space optics (FSO), spatial multiplexing of structured light modes is limited by the impact of the atmospheric turbulence.
Dmitrii Briantcev   +3 more
doaj   +1 more source

A Hybrid Optical Fiber and FSO System for Bidirectional Communications Used in Bridges

open access: yesIEEE Photonics Journal, 2015
In this paper, a 10-Gb/s hybrid optical fiber (OF) and free-space optics (FSO) link as part of a bidirectional long-haul OF transmission for application in outdoor environments such as bridges is proposed.
Yi-Lin Yu   +4 more
doaj   +1 more source

Performance analysis of WSN–FSO system modeled by Gamma–Chi-square channel distribution [PDF]

open access: yesProceedings of the Estonian Academy of Sciences, 2023
This paper presents the WSN–FSO (wireless sensor network–free-space optics) system based on CCR (corner cube retroreflector) and modeled with Gamma–Chi-square distribution.
Jelena Todorović   +4 more
doaj   +1 more source

Carriers Generated by Mode-Locked Laser to Increase Serviceable Channels in Radio Over Free Space Optical Systems

open access: yesIEEE Photonics Journal, 2015
Mode-locked optical carriers with applicability for radio over free space optics (RoFSO) systems have been produced via a ring laser cavity incorporating an add/drop filter.
H. Ahmad   +5 more
doaj   +1 more source

Optimation Free Space Optic (FSO) Design with Kim Model Using Space Diversity

open access: yesJURNAL INFOTEL, 2019
The development of communication services in remote rural areas is difficult to use cable-based systems such as Digital Subscriber Line (DSL) and FTTx. One solution to solve this problem is to use a wireless system such as radio communication. Free Space Optic (FSO) communication system is a better choice compared to radio communication because of the ...
Dodi Zulherman   +2 more
openaire   +2 more sources

Hybrid POF/VLC Links Based on a Single LED for Indoor Communications

open access: yesPhotonics, 2021
A hybrid fiber/wireless link based on a single visible LED and free of opto-electronic intermediate conversion stages has been demonstrated for indoor communications.
Juan Andrés Apolo   +2 more
doaj   +1 more source

PDF Comparison based on Various FSO Channel Models under Different Atmospheric Turbulence

open access: yesAl-Khawarizmi Engineering Journal, 2023
Recently, wireless communication environments with high speeds and low complexity have become increasingly essential. Free-space optics (FSO) has emerged as a promising solution for providing direct connections between devices in such high-spectrum ...
Mahdi A. Atiyah   +2 more
doaj   +1 more source

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