Long-period fiber-grating-based gain equalizers
- 1 March 1996
- journal article
- Published by Optica Publishing Group in Optics Letters
- Vol. 21 (5) , 336-338
- https://doi.org/10.1364/ol.21.000336
Abstract
Long-period fiber gratings are used to flatten the gain spectrum of erbium-doped fiber amplifiers. A broadband amplifier with <0.2-dB gain variation over 30 nm is presented. We also show that a chain of amplifiers can be equalized, leading to a bandwidth enhancement by a factor of 3.Keywords
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