Title :
Efficient 1.3 mu m-band amplification in a Nd3+-doped single-mode fluoride fibre
Author :
Miyajima, Y. ; Sugawa, T. ; Komukai, T.
Author_Institution :
NTT Transmission Syst. Lab., Ibaraki, Japan
Abstract :
A maximum gain of 5.5 dB was observed in a Nd3+-doped fluoride fibre around the 1.3 mu m wavelength for a practical signal input level of -10 dBm. The pump power used was only 50 mW in a 820 nm wavelength, and a pumping efficiency of 0.13 dB/mW was attained.
Keywords :
fibre optics; neodymium; optical communication equipment; solid lasers; 1.3 micron; 5.5 dB; 50 mW; 820 nm; fibre amplifiers; gain; pump power; pumping efficiency; signal input level; wavelength;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19900898
