Title :
Low-noise, efficient erbium-doped phosphosilicate fiber amplifiers extending to 1620 nm
Author :
Qian, L. ; Gupta, S. ; Bolen, R.
Author_Institution :
Dept. of Electr. & Comput. Eng., Toronto Univ., Ont., Canada
Abstract :
We report 1570-1620 nm amplification using phosphosilicate EDFAs, achieving record-low noise figure of ≤5.5 dB at 2 dBm input, 27% overall power conversion efficiency with gain flattening (64% highest erbium coil PCE), and 22 dBm of output power.
Keywords :
erbium; laser beams; optical fibre amplifiers; phosphosilicate glasses; 1570 to 1620 nm; erbium-doped phosphosilicate fiber amplifier; phosphosilicate EDFA; power conversion efficiency; Absorption; Bandwidth; Erbium; Erbium-doped fiber amplifier; L-band; Low-noise amplifiers; Noise figure; Noise measurement; Optical fiber amplifiers; Semiconductor optical amplifiers;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2005. QELS '05
Print_ISBN :
1-55752-796-2
DOI :
10.1109/QELS.2005.1549110
