The gain and noise figure comparison of single‐pass, double‐pass, and dual‐stage triple‐pass thulium‐doped fiber amplifiers in S‐band with thulium‐doped fiber …

M Yucel, A Dincer - Microwave and Optical Technology Letters, 2022 - Wiley Online Library
This study presents a comparison of three different S‐band thulium‐doped fiber amplifiers
(TDFA) designs. The gain performances of the amplifiers are analyzed based on each …

Gain‐flattened hybrid EDFA operating in C+ L band with parallel pumping distribution technique

AA Al‐Azzawi, AA Almukhtar, A Dhar… - IET …, 2020 - Wiley Online Library
A novel C+ L band hybrid erbium‐doped fibre amplifier (EDFA) using a two‐stage
configuration was proposed and demonstrated experimentally. The amplifier is composed of …

Amplification Enhanced Measurement Scheme of Pump-Dependent Dispersion in EDF Based on OLCR

Z Ma, D Xu, Q Chai, J Zhang - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
We proposed an amplification-enhanced measurement scheme of pump-dependent
dispersion in Erbium-doped fiber (EDF) based on optical low-coherence domain …

Two novel tunable ring cavity EDFL designs with pre coupler and NALM for improving OSNR

B Unalan, M Yucel - Optical and Quantum Electronics, 2023 - Springer
High optical signal-to-noise ratio (OSNR) is crucial in EDFLs for enabling wider bandwidth
and faster operation of optical systems. This study introduces two novel designs for erbium …

Gain and noise figure analysis of erbium doped fiber amplifier based on double pass configuration using forward pumping

MK Awsaj, HH Goktas, M Yucel… - IOP Conference Series …, 2021 - iopscience.iop.org
In this paper, gain and noise figure of Erbium Doped Fiber Amplifier (EDFA) is analyzed
based on double pass with Wave Selective Coupler (WSC). The main contribution in this …

Adaptive Neuro-Fuzzy Based Gain Controller for Erbium-Doped Fiber Amplifiers.

M Yucel, FV Celebi, M Torun… - Advances in Electrical …, 2017 - search.ebscohost.com
Erbium-doped fiber amplifiers (EDFA) must have a flat gain profile which is a very important
parameter such as wavelength division multiplexing (WDM) and dense WDM (DWDM) …

Design and implementation of fuzzy logic based automatic gain controller for EDFAs

M Yucel, HH Goktas, FV Celebi - Optik, 2014 - Elsevier
In this study, the design and implementation of a fuzzy logic (FL) based automatic gain
controller card (AGC) is performed in order to control the pump laser current with respect to …

[PDF][PDF] The comparison of the gain flattening techniques EDFA configurations in the C/L band

M Yucel, G Yenilmez - Journal of Optoelectronics and Advanced …, 2015 - researchgate.net
Nowadays, EDFAs and WDM systems are the solution in the ultra-long haul fibre optical
communication systems. EDFAs are used in S (short) band, C band and L band in …

Development of all-fiber coherent beam combining optical system toward higher output of the fiber laser

Y Takahashi, T Yamazaki, M Yoshida - Journal of Laser Applications, 2020 - pubs.aip.org
In this paper, the authors report that they have developed a low-noise and high gain all-fiber
using a coherent beam combining (CBC) system. The CBC optical amplifier system has a …

An L‐band‐cascaded erbium‐doped fiber amplifier for uniform gain without gain equalizing filter

R Anthony, R Lahiri, S Biswas - Microwave and Optical …, 2014 - Wiley Online Library
In the letter, a high gain‐naturally flattened L‐band erbium‐doped fiber amplifier (EDFA) is
demonstrated. The system uses two bidirectionally pumped lasers for exciting Er3+ in three …