Title :
Polarisation-independent optical isolator based on anti-symmetric field conversion
Author :
Shintaku, T. ; Tachikawa, Y. ; Sugimoto, N. ; Kozawaguchi, H.
Author_Institution :
NTT Opto-Electron. Labs., Ibaraki, Japan
fDate :
9/25/1997 12:00:00 AM
Abstract :
The authors have proposed and realised a new polarisation-independent optical isolator based on anti-symmetric field conversion which does not need expensive birefringent crystals. A peak isolation of 45 dB and an insertion loss of 1 dB in the 1.5 μm wavelength region were obtained
Keywords :
optical communication equipment; optical fibres; optical isolators; optical losses; 1 dB; 1.55 micrometre; anti-symmetric field conversion; insertion loss; optical communication systems; optical fibre amplifiers; peak isolation; polarisation-independent optical isolator;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19971140
