Title :
Amplification in erbium-doped silica-based planar lightwave circuits
Author :
Kitagawa, Tomotaka ; Hattori, K. ; Shuto, Kazuo ; Yasu, M. ; Kobayashi, Masato ; Horiguchi, M.
Author_Institution :
NTT Opto-electronics Labs., Ibaraki, Japan
Abstract :
The realisation of Er-doped glass planar waveguide amplifiers is reported. A net gain of 13.7 dB is achieved for a silica-based waveguide at a wavelength of 1.535 mu m with a 0 dB gain pump threshold of 25 mW.
Keywords :
erbium; integrated optics; optical waveguides; silicon compounds; solid lasers; 1.535 micron; 13.7 dB; 25 mW; SiO 2:Er; gain; planar waveguide amplifiers; pump threshold; wavelength;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19921159
