## Abstract An actively mode‐locked fiber laser (AMLFL) based on the hybrid gain of a dispersion‐shifted fiber (as the Raman gain medium) and an Erbium‐doped fiber (EDF) is introduced. The fiber Raman gain mechanism can effectively suppress the gain competition of an EDF, which usually results into
Fiber-optic sensor active networking with distributed erbium-doped fiber and Raman amplification
✍ Scribed by S. Diaz; S. Abad; M. Lopez-Amo
- Publisher
- John Wiley and Sons
- Year
- 2008
- Tongue
- English
- Weight
- 696 KB
- Volume
- 2
- Category
- Article
- ISSN
- 1863-8880
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✦ Synopsis
Abstract
This work is meant to provide a review of different multiplexing topologies employing distributed erbium‐doped fiber and Raman amplification to solve the problem of power‐loss compensation in fiber‐optic sensor (FOS) networks. This is a key parameter in large multiplexing networks, particularly when employing intensity‐modulated sensors. These topologies are studied both theoretically and experimentally, and a comparative analysis is carried out between them. The main parameters considered in the analysis are power budget, optical signal‐to‐noise ratios, scalability and architecture complexity.
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