Title :
High-performance OTDR using Q-switched erbium-doped fiber ring laser and pulse expander
Author :
Adachi, Shoji ; Koyamada, Yahei
Author_Institution :
Graduate Sch. of Sci. & Eng., Ibaraki Univ., Hitachi, Japan
Abstract :
We developed a 1.55 μm OTDR by using a QERL and a P-EX. We achieved a dynamic range of 37 dB with a spatial resolution of 100 m. This result represents an increase of more than 7 dB compared with current standard OTDRs.
Keywords :
Q-switching; fibre lasers; optical fibre communication; optical fibre testing; optical time-domain reflectometry; ring lasers; 1.55 micron; OTDR; P-EX; Q-switched erbium-doped fiber ring laser; QERL; dynamic range; optical time-domain reflectometry; pulse expander; single-mode fiber measurements; spatial resolution; Fiber lasers; High speed optical techniques; Nonlinear distortion; Optical distortion; Optical fiber dispersion; Optical pulses; Optical signal processing; Pulse amplifiers; Ring lasers; Wavelength division multiplexing;
Conference_Titel :
Optical Fiber Communication Conference and Exhibit, 2002. OFC 2002
Print_ISBN :
1-55752-701-6
DOI :
10.1109/OFC.2002.1036597
