Impact of the all-optical gain-clamping technique on the transience characteristics of cascaded discrete fiber Raman amplifiers

J Gest, LR Chen - Optics communications, 2007 - Elsevier
We theoretically analyse the dynamic response of amplifier cascades involving
combinations of unclamped and gain-clamped discrete fiber Raman amplifiers (DFRAs) in …

Transient analysis in discrete fiber Raman amplifiers

L Zhang, S Wang, C Fan - Optics communications, 2001 - Elsevier
Analytical expressions, basic rules and physical interpretation of transient phenomena in
discrete fiber Raman amplifiers (FRAs) are presented in this paper, and agree well with …

Transient effects in gain-clamped discrete Raman amplifier cascades

G Bolognini, F Di Pasquale - IEEE Photonics Technology …, 2004 - ieeexplore.ieee.org
This letter describes the dynamic characteristics of all-optically gain clamped discrete
Raman amplifier chains. Amplifier cascades are analyzed under channels add/drop …

Transient gain dynamics in saturated counter-pumped Raman amplifiers

A Bononi, M Papararo - Optical Fiber Communication …, 2002 - ieeexplore.ieee.org
Transient gain dynamics in doped-fiber amplifiers have been studied intensively in
connection with sudden channel addition or removal caused by either unintentional failures …

Channel addition/removal response in Raman fiber amplifiers: modeling and experimentation

M Karasek, M Menif - Journal of lightwave technology, 2002 - opg.optica.org
In this article, we investigate, both theoretically and experimentally, transient effects in
Raman fiber amplifiers (RFA) caused by channel addition/removal. A comprehensive large …

Design of multistage gain-flattened fiber Raman amplifiers

J Chen, X Liu, C Lu, Y Wang, Z Li - Journal of lightwave technology, 2006 - opg.optica.org
This paper presents a design approach for multistage gain-flattened fiber Raman amplifiers
(FRAs) utilizing the multiwavelength-pumping scheme. To the authors' best knowledge, it is …

Modelling of a pump-power-controlled gain-locking system for multi-pump wideband Raman fibre amplifiers

M Karasek, J Kaňka, P Honzatko, P Peterka - IEE Proceedings-Optoelectronics, 2004 - IET
Transient gain response of optical amplifiers to the addition/removal of channels is a major
problem in multi-wavelength amplified optical networks. In order to avoid error bursts in the …

Linear and nonlinear noise characterisation of dual stage broadband discrete Raman amplifiers

MA Iqbal, MAZ Al-Khateeb… - Journal of Lightwave …, 2019 - ieeexplore.ieee.org
We characterise the linear and nonlinear noise of dual stage broadband discrete Raman
amplifiers (DRAs) based on conventional Raman gain fibres. Also, we propose an optimised …

Transient gain dynamics in saturated Raman amplifiers

A Bononi, M Papararo, M Fuochi - Optical Fiber Technology, 2004 - Elsevier
This paper provides a detailed analysis of transient gain dynamics in saturated Raman
amplifiers fed by wavelength division multiplexed (WDM) signals. Such dynamics are due to …

Transient gain dynamics in saturated Raman amplifiers with multiple counter-propagating pumps

A Bononi, M Fuochi - Optical Fiber Communication Conference, 2003 - opg.optica.org
Thursday Technical Sessions ThC-ThE Page 1 THURSDAY MORNING / OFC 2003 / VOL. 2 /
439 Thursday, March 27 dynamics of EDFA rather than pre-stage and DCRA. The trace after …