Title :
Silica-based composite fiber amplifier with 1480-1560 nm seamless gain-band
Author :
Segi, T. ; Aizawa, T. ; Sakai, T. ; Wada, A.
Author_Institution :
Opt. & Electron. Lab., Fujikura Ltd., Chiba, Japan
Abstract :
All silica-based fiber amplifier with a cascaded configuration of a 980 nm-pumped EDFA and a gain-shifted TDFA has realized a seamless gain-band over the wavelength region of 1480-1560 nm. A gain over 10 dB and NF under 7.5 dB have been achieved.
Keywords :
erbium; laser noise; laser transitions; optical communication equipment; optical fibre amplifiers; optical pumping; thulium; 1480 to 1560 nm; 980 nm; cascaded configuration; gain shifted thulium doped fibre amplifier; laser pumping; seamless gain-band; silica-based composite fiber amplifier; wavelength region; Bandwidth; Broadband amplifiers; Erbium-doped fiber amplifier; Noise measurement; Optical amplifiers; Optical fiber amplifiers; Optical fiber communication; Optical fiber couplers; Optical fibers; Stimulated emission;
Conference_Titel :
Optical Communication, 2001. ECOC '01. 27th European Conference on
Print_ISBN :
0-7803-6705-7
DOI :
10.1109/ECOC.2001.988895
