Results 1 to 10 of about 16,439 (264)

Performance Analysis of Wavelength Division Multiplexing-Based Passive Optical Network Protection Schemes by Means of the Network Availability Evaluator

Applied Sciences, 2022
This paper is focused on the performance analysis of protection mechanisms utilized in common wavelength division multiplexing-based passive optical networks.
Rastislav Róka
doaj   +1 more source

Remote Pumping in Point to Multi-point Networks

Journal of Communications Software and Systems, 2022
A remotely pumped Erbium-doped system for the amplification of an optical signal for long-reach (LR) next-generation passive optical networks (NG-PONs) is presented in this paper.
Petr Munster, Tomas Horvath, Petr Dejdar, Edvin Skaljo   +3 more
doaj   +1 more source

POL-MUX System for Noncoherent Optical Networks

Applied Sciences, 2021
This paper is focused on applying a polarization multiplex to passive optical networks to double their transmission bandwidth without significant changes in the distribution network.
Radim Sifta, Michal Latal, Petr Munster, Tomas Horvath   +3 more
doaj   +1 more source

Energy and Transmission Efficiency Enhancement in Passive Optical Network Enabled Reconfigurable Fronthaul Supporting Smart Homes

Sensors, 2020
Smart home technologies are growing actively all around the world. As a result, great pressures are imposed on internet of things networks by dynamic traffic and plenty of devices.
Rentao Gu, Gang Wang, Zhekang Li, Yuefeng Ji   +3 more
doaj   +1 more source

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

International 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

Optical Amplifiers for Access and Passive Optical Networks: A Tutorial

Applied Sciences, 2020
For many years, passive optical networks (PONs) have received a considerable amount of attention regarding their potential for providing broadband connectivity, especially in remote areas, to enable better life conditions for all citizens. However, it is
Tomas Horvath, Jan Radil, Petr Munster, Ning-Hai Bao   +3 more
doaj   +1 more source

Review on dynamic bandwidth allocation of GPON and EPON

Journal 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, Brintha Therese, Adi Suvarnamma, Gadda Sai Swapna   +3 more
doaj   +1 more source

Optimization of the Decision Criterion for Increasing the Bandwidth Utilization by Means of the Novel Effective DBA Algorithm in NG-PON2 Networks

Future Internet, 2023
In this paper, the reasons for the bandwidth and wavelength utilization in future next-generation passive optical networks are presented, and the possibilities for realization and utilization of extended dynamic wavelength and bandwidth algorithms for ...
Rastislav Róka
doaj   +1 more source

Protection Schemes in HPON Networks Based on the PWFBA Algorithm

Sensors, 2022
In this paper, possibilities for network traffic protection in future hybrid passive optical networks are presented, and reasons for realizing and utilizing advanced network traffic protection schemes for various network traffic classes in these networks
Rastislav Róka, Radek Fujdiak, Eva Holasova, Karel Kuchar, Milos Orgon, Jiri Misurec   +5 more
doaj   +1 more source

Simulation and Evaluation of Ethernet Passive Optical Network

Tikrit Journal of Engineering Sciences, 2010
This paper studies simulation and evaluation of Ethernet Passive Optical Network (EPON) system, IEEE802.3ah based OPTISM 3.6 simulation program. The simulation program is used in this paper to build a typical ethernet passive optical network, and to ...
Salah A. Jaro Alabady
doaj   +1 more source