Results 1 to 10 of about 599 (163)

A Simple WDM-PON Architecture Together With Private Interconnected ONUs

open access: yesIEEE Access, 2021
In this paper, we present and investigate a wavelength-division-multiplexing passive optical network (WDM-PON) with symmetrical 28 Gbit/s on-off keying (OOK) access signals and 3 Gbit/s virtual private network (VPN) link between the optical network units
Chien-Hung Yeh   +4 more
doaj   +1 more source

Symmetry 28 Gbps/λ WDM Access Network Together With Confidential Connection Between Two Specific Clients

open access: yesIEEE Access, 2021
In this work, we demonstrate a symmetry 28 Gbps/ $\lambda $ on-off keying (OOK) wavelength-division-multiplexing passive optical network (WDM-PON) architecture together with confidential connection between two specific optical network units (ONUs).
Chien-Hung Yeh   +4 more
doaj   +1 more source

Review on dynamic bandwidth allocation of GPON and EPON

open access: yesJournal of Electronic Science and Technology, 2020
The passive optical network (PON) technology has been drastically improved in recent years. In spite of using the optical technology, the utilization of the entire bandwidth is a very challenging task.
Theresal Thangappan   +3 more
doaj   +1 more source

Performance study of a coexistence system in a PON network taking into account the stimulated scattering of Raman [PDF]

open access: yesE3S Web of Conferences, 2022
Some problems introduced by the need for coexistence between a Passive Optical Network PON technologies (GPON, XGS-PON, and NG-PON2 in particular) especially the Stimulated Raman Scattering SRS which appears when different PON technologies transfer ...
Kherici Cheikh, Kandouci Malika
doaj   +1 more source

Optical layer monitoring in Passive Optical Networks (PONs): A review [PDF]

open access: yes2008 10th Anniversary International Conference on Transparent Optical Networks, 2008
Motivations, challenges and requirements of optical layer monitoring in PONs are discussed. An exhaustive review of monitoring systems is given considering both time-division multiplexed PON (TDM-PON) and wavelength-division multiplexed PON (WDM-PON) cases.
Yuksel K.   +3 more
openaire   +2 more sources

Design of L-Band Multiwavelength Laser for TDM/WDM PON Application

open access: yesمجلة بغداد للعلوم, 2021
This paper presents on the design of L-Band Multiwavelength laser for Hybrid Time Division Multiplexing/ Wavelength Division Multiplexing (TDM/WDM) Passive Optical Network (PON) application. In this design, an L-band Mulltiwavelength Laser is designed as
Nani Fadzlina Naim   +4 more
doaj   +1 more source

Optimizing the Migration to Future-Generation Passive Optical Networks (PON) [PDF]

open access: yesIEEE Systems Journal, 2010
We study the upgrading problem of existing Passive Optical Networks (PONs) that need to increase their capacity at different points in time. Our method upgrades line rates and migrates network services over new wavelength channels based on increasing traffic demand and cost constraints.
Marilet De Andrade   +3 more
openaire   +3 more sources

Protection of Passive Optical Networks by Using Ring Topology and Tunable Splitters

open access: yesInternational Journal of Advances in Telecommunications, Electrotechnics, Signals and Systems, 2013
This article proposes an innovative method for protecting of passive optical networks (PONs), especially the central optical unit – optical line termination (OLT).
Pavel Lafata
doaj   +1 more source

Performance Evaluation of Symmetric and Asymmetric XG Passive Optical Networks

open access: yesInternational Journal of Electrical Engineering and Applied Sciences, 2021
The passive optical network refers to the optical network that configured without using any electrical components. XG-Passive optical Network (PON) is the first generation of the future optical network which is widely demands for transmitting massive ...
Mortada Mohammed Abdulwahab   +1 more
doaj  

Cascaded Mode-Division-Multiplexing and Time-Division-Multiplexing Passive Optical Network Based on Low Mode-Crosstalk FMF and Mode MUX/DEMUX

open access: yesIEEE Photonics Journal, 2015
We propose cascaded mode-division-multiplexing and time-division-multiplexing passive optical network (MDM-TDM-PON) based on low mode-crosstalk few-mode fiber (FMF) and all-fiber mode multiplexer/demultiplexer (MUX/DEMUX), in which optical network units ...
Fang Ren   +8 more
doaj   +1 more source

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