Title :
Fading rates in coherent OTDR
Author_Institution :
British Telecom Research Laboratories, Ipswich, UK
Abstract :
The fading rates of the backscatter signal from a single-mode optical fibre under quasimonochromatic pulse excitation are measured experimentally using a homodyne OTDR system. A method of increasing the fading rates to facilitate efficient signal averaging is discussed.
Keywords :
fading; optical fibres; time-domain reflectometry; backscatter signal; coherent OTDR; fading rates; fading rates increase method; homodyne OTDR system; optical time domain reflectometry; quasimonochromatic pulse excitation; signal averaging; single-mode optical fibre;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19840308
