Technologies for future wavelength division multiplexing passive optical networks

F El-Nahal, N Hanik - IET optoelectronics, 2020 - Wiley Online Library
This study reviews key technologies of next generation wavelength division multiplexing
passive optical networks (WDM‐PONs). The authors have studied WDM‐PONs with …

Back-seeding of higher order gain processes in picosecond supercontinuum generation

PM Moselund, MH Frosz, CL Thomsen, O Bang - Optics Express, 2008 - opg.optica.org
In photonic crystal fibers with closely spaced zero dispersion wavelengths it is possible to
have two pairs of four-wave mixing (FWM) gain peaks. Here, we demonstrate both …

Multiwavelength fiber laser for the fiber link monitoring system

PC Peng, WY Lee, SS Wu, HL Hu - Optics & Laser Technology, 2013 - Elsevier
This work proposes a novel fiber link monitoring system that uses a multiwavelength fiber
laser for wavelength-division-multiplexed (WDM) passive optical network (PON). The …

A WDM-PON with DPSK modulated downstream and OOK modulated upstream signals based on symmetric 10 Gbit/s wavelength reused bidirectional reflective SOA

FI El-Nahal - Optoelectronics letters, 2017 - Springer
We investigate a wavelength-division-multiplexing passive optical network (WDM-PON) with
centralized lightwave and direct detection. The system is demonstrated for symmetric 10 …

Long-pulse supercontinuum light sources

PM Moselund - 2009 - orbit.dtu.dk
A Supercontinuum (SC) is a broad spectrum generated from a narrow light source through
non-linear effects. This thesis describes SC generation based on 1064 nm ps pulses in PCF …

Performance of long-reach passive access networks using injection-locked Fabry–Perot laser diodes with finite front-facet reflectivities

CH Yeh, CW Chow, YF Wu, SP Huang… - Journal of lightwave …, 2013 - ieeexplore.ieee.org
In this study, we use the injection-locked Fabry-Perot laser diodes (FP-LDs) with front-facet
reflectivities of 10% and 35% respectively, as colorless optical networking unit (ONU) in long …

Extended-reach WDM-PON based on CW supercontinuum light source for colorless FP-LD based OLT and RSOA-based ONUs

JH Lee, K Lee, SB Lee, CH Kim - Optical Fiber Technology, 2009 - Elsevier
We investigate the benefits of using our proposed continuous-wave supercontinuum (CW
SC) as a broadband wavelength-locking source for the implementation of extended-reach …

Optical coherence tomography based on a continuous-wave supercontinuum seeded by erbium-doped fiber's amplified spontaneous emission

JH Lee, EJ Jung, CS Kim - Journal of the Optical Society of Korea, 2010 - opg.optica.org
In this study, the use of a continuous-wave (CW) supercontinuum (SC) seeded by an erbium-
doped fiber's amplified spontaneous emission (ASE) for optical-coherence tomography …

A novel duplex WDM-PON with DPSK modulated downstream and re-modulation of the downlink signal for OOK upstream

A Hussain, C Yu, X Xin, Q Yuan, B Liu, A Hussain… - Optoelectronics …, 2012 - Springer
We experimentally demonstrate and analyze a 10 Gbit/s full duplex wavelength division
multiplexing passive optical network (WDM-PON) system. A non-return-to-zero differential …

24 channels colorless WDM-PON with L-band 10 Gb/s downstream and C-band 2.5 Gb/s upstream using multiple-wavelengths seeding sources based on mode …

QT Nguyen, L Bramerie, P Besnard… - 2010 Conference on …, 2010 - ieeexplore.ieee.org
A novel WDM-PON delivering 10-Gb/s downstream based on L-band loss-less reflective-
amplified-modulator and 2.5-Gb/s upstream based on C-band injection-locked Fabry-Perot …