What does this research mean for the field?

A dual-FBG wavelength-selective reflective feedback loop in a two-stage erbium-ytterbium-doped fiber amplifier (EYDFA) significantly improves performance over conventional configurations, achieving an optical gain of 44.57 dB and a noise figure of 3.3 dB. Novelty: ClaimNovelty.METHODOLOGICAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

This work aims to design a two-stage erbium-ytterbium-doped fiber amplifier that enhances gain and minimizes noise figure.

June 7, 2026Optical and Quantum ElectronicsOpen Access

Performance enhancement of two-stage erbium-ytterbium co-doped fiber amplifiers using wavelength-selective reflective feedback loop

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Authors

PPPouria Pishgam MYMurat Yücel ÖAÖzcan Akçeşme

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Overview

Randomized trial demonstrates improved gain and reduced noise figure in optical amplifiers, indicating better communication capabilities.

Key Points

This work aims to design a two-stage erbium-ytterbium-doped fiber amplifier that enhances gain and minimizes noise figure.
Numerical optimization of a two-stage EYDFA design using wavelength-selective reflective feedback loop with two fiber Bragg gratings.
Simulation of gain, noise figure, and optical performance using a pump wavelength of 1025 nm and input signal power of -25 dBm.
Characterization of single- and dual-FBG systems over a wavelength range of 1545–1605 nm.
Achieved optical gain of 44.57 dB.
Optical signal-to-noise ratio (OSNR) of 43.89 dB.
Noise figure (NF) value of 3.3 dB.

Cite This Study

Pishgam et al. (2026) studied this question.

synapsesocial.com/papers/6a250b707def13d035e1b7ad https://doi.org/10.1007/s11082-026-08924-y

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June 7, 2026Optical and Quantum ElectronicsOpen Access

Performance enhancement of two-stage erbium-ytterbium co-doped fiber amplifiers using wavelength-selective reflective feedback loop

View Full Paper

Ask AI

Bookmark

Authors

PPPouria Pishgam MYMurat Yücel ÖAÖzcan Akçeşme

Discussion

Member takes

Overview

Randomized trial demonstrates improved gain and reduced noise figure in optical amplifiers, indicating better communication capabilities.

Key Points

This work aims to design a two-stage erbium-ytterbium-doped fiber amplifier that enhances gain and minimizes noise figure.
Numerical optimization of a two-stage EYDFA design using wavelength-selective reflective feedback loop with two fiber Bragg gratings.
Simulation of gain, noise figure, and optical performance using a pump wavelength of 1025 nm and input signal power of -25 dBm.
Characterization of single- and dual-FBG systems over a wavelength range of 1545–1605 nm.
Achieved optical gain of 44.57 dB.
Optical signal-to-noise ratio (OSNR) of 43.89 dB.
Noise figure (NF) value of 3.3 dB.

Cite This Study

Pishgam et al. (2026) studied this question.

synapsesocial.com/papers/6a250b707def13d035e1b7ad https://doi.org/10.1007/s11082-026-08924-y

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