Title :
Gain control in erbium-doped fibre amplifiers by tuning centre wavelength of a fibre Bragg grating constituting resonant cavity
Author :
Seong Yun Ko ; Myong Wook Kim ; Dong Hwan Kim ; Sang Hyuck Kim ; Jo, Jae Cheol ; Park, Jung Ho
Author_Institution :
Korea Inst. of Sci. & Technol., Seoul, South Korea
fDate :
5/14/1998 12:00:00 AM
Abstract :
Gain control in an erbium-doped fibre amplifier (EDFA) using two fibre Bragg gratings and a fibre-stretcher is demonstrated. Various stabilised gain levels can be achieved by tuning the centre wavelength of a grating, which changes the optical cavity loss of the EDFA in lasing
Keywords :
diffraction gratings; erbium; fibre lasers; gain control; laser cavity resonators; laser tuning; optical losses; Er3+-doped fibre amplifiers; centre wavelength tuning; fibre Bragg grating; fibre-stretcher; gain control; optical cavity loss; resonant cavity; stabilised gain levels;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19980735
