Impact of Chromatic Dispersion in Discrete Raman Amplifiers on Coherent Transmission Systems

Pratim Hazarika,Mahmood Abu-Romoh,Mingming Tan,Lukasz Krzczanowicz,Tu T. Nguyen,Asif Iqbal,Ian Phillips,Paul Harper,Ming-Jun Li,Wladek Forysiak

Impact of Chromatic Dispersion in Discrete Raman Amplifiers on Coherent Transmission Systems

2021

Pratim Hazarika
Mahmood Abu-Romoh
Mingming Tan
Lukasz Krzczanowicz
Tu T. Nguyen
Asif Iqbal
Ian Phillips
Paul Harper
Ming-Jun Li
Wladek Forysiak

The impact of chromatic dispersion in discrete Raman amplifiers on coherent transmission systems was investigated. Systems with positive dispersion gain fibre show a SNR improvement of ~1.8 dB for 23-GBaud DP-QPSK signals transmitted over >1800km.

Keywords:

optical fiber amplifiers
phase matching
Materials science
raman amplifiers
Stimulated emission
Dispersion (optics)
Optics
Signal-to-noise ratio
Transmission system

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