Title :
1.6 μm band coherent optical time-domain reflectometry
Author :
Sato, T. ; Horiguchi, T. ; Koyamada, Y.
Author_Institution :
R&D Center, NTT Telecommun. Field Syst., Ibaraki, Japan
Abstract :
1.6 μm band optical time-domain reflectometry (OTDR) using a heterodyne detection technique is reported. Through the simultaneous use of a Raman fiber amplifier (RFA), an OTDR dynamic range of 11.5 dB was achieved with a spatial resolution of 5 m
Keywords :
Raman lasers; fibre lasers; optical fibre testing; optical modulation; optical time-domain reflectometry; 1.6 mum; OTDR; OTDR dynamic range; Raman amplification; Raman fiber amplifier; coherent optical time-domain reflectometry; heterodyne detection; optical transmission system maintenance; spatial resolution; Optical mixing; Optical pulses; Optical pumping; Optical receivers; Optical sensors; Probes; Pulse amplifiers; Reflectometry; Stimulated emission; Time domain analysis;
Conference_Titel :
Instrumentation and Measurement Technology Conference, 1994. IMTC/94. Conference Proceedings. 10th Anniversary. Advanced Technologies in I & M., 1994 IEEE
Conference_Location :
Hamamatsu
Print_ISBN :
0-7803-1880-3
DOI :
10.1109/IMTC.1994.352116
