Title :
Polarisation preserving single-mode-fibre coupler
Author :
Villarruel, C.A. ; Abebe, M. ; Burns, W.K.
Author_Institution :
Naval Research Laboratory, Washington, USA
Abstract :
A polarisation-preserving single-mode-fibre coupler made by an etch-fusion technique with Hitachi single-polarisation fibre is reported. Polarisation isolation of 10¿20 dB is typically maintained through the coupler. Power division of ¿ 45¿55% is achieved with an excess loss of 0.2 dB.
Keywords :
light polarisation; optical couplers; optical fibres; Hitachi single-polarisation fibre; etch-fusion technique; excess loss; polarisation isolation; polarisation-preserving single-mode-fibre coupler; power division;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19830012
