Title :
Simple gain control method for broadband Raman amplifiers gain-flattened by multi-wavelength pumping
Author :
Emori, Yoshihiro ; Kado, Soko ; Namiki, Shu
Author_Institution :
Fitel Photonics Lab., Furukawa Electr. Co. Ltd., Chiba, Japan
Abstract :
We propose and experimentally demonstrate that, for broadband Raman amplifiers with five wavelength pump channels, gain flatness can be preserved at different gain levels by means of changing only two parameters to control the launched pump power.
Keywords :
Raman lasers; distributed amplifiers; gain control; optical communication equipment; optical fibre amplifiers; wideband amplifiers; WDM transmission systems; broadband Raman amplifiers; distributed Raman amplifiers; gain control method; gain flatness; launched pump power; multi-wavelength pumping; wavelength pump channels; Broadband amplifiers; Control systems; Distributed amplifiers; Gain control; Optical amplifiers; Performance gain; Photonics; Power amplifiers; Shape control; Stimulated emission;
Conference_Titel :
Optical Communication, 2001. ECOC '01. 27th European Conference on
Print_ISBN :
0-7803-6705-7
DOI :
10.1109/ECOC.2001.988862
