Title :
Polarisation-independent optical circulator coupled with multimode fibres
Author :
Matsumoto, Takao
Author_Institution :
NTT Yokosuka Electrical Communication Laboratory, Optical Transmission Section, Yokosuka, Japan
Abstract :
An experiment on a polarisation-independent optical circulator coupled with graded-index fibres was performed. Insertion losses of 2.5¿2.9 dB and isolation ratios of 15¿34 dB among nonreciprocal ports were measured, at 1.27 ¿m wavelength.
Keywords :
optical couplers; optical fibres; graded index fibres; insertion loss 2.5 to 2.9 dB; isolation ratios 15 to 34 dB; multimode fibres; nonreciprocal ports; optical couplers; optical fibres; polarisation independent optical circulator; wavelength 1.27 micron;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19800007
