Title :
Few-mode EDFA supporting 5 spatial modes with reconfigurable differential modal gain control
Author :
Jung, Yongmin ; Kang, Q. ; Sahu, J.K. ; Corbett, Brandon ; Winfield, R. ; Poletti, F. ; Alam, S.U. ; Richardson, D.J.
Author_Institution :
Optoelectron. Res. Centre, Univ. of Southampton, Southampton, UK
Abstract :
We experimentally demonstrate a FM-EDFA supporting 5 spatial modes with reconfigurable differential gain control and excellent gain-flatness obtained through mode-selective bi-directional pumping of a custom fiber with a radially-profiled erbium dopant distribution.
Keywords :
optical fibre amplifiers; optical pumping; few-mode EDFA; mode-selective bidirectional pumping; radially-profiled erbium dopant distribution; reconfigurable differential modal gain control; spatial mode;
Conference_Titel :
Optical Communication (ECOC 2013), 39th European Conference and Exhibition on
Conference_Location :
London
Electronic_ISBN :
978-1-84919-759-5
DOI :
10.1049/cp.2013.1467
