Results 31 to 40 of about 7,602,251 (213)

Next Generation Wireless Fronthaul using VCSEL-based Free Space Optics [PDF]

open access: yes, 2023
A free-space optics (FSO) based fronthaul final drop is proposed, enabling cost-effective remote unit deployment.

core   +2 more sources

An Overview of Free Space Optics with Quantum Cascade Lasers [PDF]

open access: yes, 2014
The article presents an overview of the work on quantum cascade lasers application in free space optical systems (Free Space Optics - FSO). There are discussed the main issues of the open-space laser communications and their practical construction ...
Mikołajczyk, Janusz
core   +3 more sources

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

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

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

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

A software pilot application to calculate the parameters involved in subsidiaries interconnection based on FSO technology

open access: yesRevista Facultad de Ingeniería, 2017
Free Space Optics (FSO) technology transmits information using free space optical signals similar to those that travel through optical fibers. The capacity of FSO to connect buildings close together is covered in this paper.
Jorge Enrique Salamanca   +2 more
doaj   +1 more source

BER and outage probability of DPSK subcarrier intensity modulated free space optics in fully developed speckle. [PDF]

open access: yes, 2009
In this paper a differential phase shift keying (DPSK) subcarrier intensity modulated (SIM) free space optical (FSO) link is considered in negative exponential atmospheric turbulence environment.
Ghassemlooy, Zabih   +4 more
core   +1 more source

A Two‐Stage Characterization Pipeline and Open‐Source Framework for Reproducible Tactile Sensing

open access: yesAdvanced Intelligent Systems, EarlyView.
The same soft tactile sensor returns different numbers when embodied in different robots. This is an Embodiment Gap that no shared framework currently captures transparently. A two‐stage characterization pipeline, paired with a FAIR open‐source digital datasheet, decouples intrinsic sensor behavior from embodiment effects and condenses cross‐laboratory
Matteo Lo Preti   +6 more
wiley   +1 more source

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