Title :
Low-loss 4 Ã\x97 4 optical matrix switch for fibre-optic communication
Author :
Fujii, Yuka ; Minowa, J. ; Aoyama, Tadayoshi ; Doi, Kohei
Author_Institution :
NTT Yokosuka Electrical Communication Laboratory, Yokosuka, Japan
Abstract :
A low-loss and high-repeatability 4 × 4 optical matrix switch fabricated by using rhombic glass-block switch elements is described. The maximum loss was 1.3 dB and the crosstalk was less than ¿55 dB, with a switching delay of less than 18 ms.
Keywords :
optical communication equipment; optical fibres; switches; switching networks; crosstalk; graded index fibre; insertion loss; multimode fibre systems; optical fibre communication; optical matrix switch; rhombic glass block; switching elements;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19790306
