Title :
Low-noise, broadband Er3+-doped silica fibre amplifiers
Author :
Yamada, M. ; Ono, H. ; Ohishi, Y.
Author_Institution :
NTT Opto-Electron. Labs., Ibaraki, Japan
fDate :
7/23/1998 12:00:00 AM
Abstract :
A broadband, low-noise silica-based erbium-doped fibre amplifier with a wide amplification bandwidth of 70 nm and a low noise figure of <5 dB has been developed, by employing a hybrid configuration and adjusting the length of the Er3+-doped silica fibres used in the amplifier
Keywords :
erbium; fibre lasers; optical transmitters; wavelength division multiplexing; 1.55 mum; 5 dB; WDM networks; amplification bandwidth; hybrid configuration; length; low-noise broadband Er3+-doped silica fibre amplifiers; noise figure;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19981027