High resolution optical time-domain reflectometry based on correlation utilizing an all-fiber chaotic source

M.Q. Fan, Z.N. Wang, H. Wu, D.V. Churkin, Y. Li, L. Zhang, X.Y. Qian, Y.J. Rao

Research output: Chapter in Book/Published conference outputConference publication

Abstract

We propose a high-resolution optical time domain reflectometry (OTDR) based on an all-fiber supercontinuum source. The source simply consists of a laser with moderate power and a section of fiber which has a zero dispersion wavelength near the laser's central wavelength. Spectrum and time domain properties of the source are investigated, showing that the source has great capability in nonlinear optics, such as correlation OTDR. We analyze one of the key factors limiting the operational range of such an OTDR, i.e., sampling time. Finally, we experimentally demonstrate a correlation OTDR with 25km sensing range and 5.3cm spatial resolution, as a verification of theoretical analysis.

Original languageEnglish
Title of host publicationFifth Asia-Pacific optical sensors conference
EditorsByoungho Lee, Sang-Bae Lee, Yunjiang Rao
Place of PublicationBellingham, WA (US)
PublisherSPIE
Number of pages4
ISBN (Print)978-1-62841865-1
DOIs
Publication statusPublished - 1 Jul 2015
Event5th Asia-Pacific Optical Sensors conference - Jeju, Korea, Republic of
Duration: 20 May 201522 May 2015

Publication series

NameSPIE proceedings
PublisherSPIE
Volume9655
ISSN (Print)0277-786X

Conference

Conference5th Asia-Pacific Optical Sensors conference
Abbreviated titleAPOS 2015
Country/TerritoryKorea, Republic of
CityJeju
Period20/05/1522/05/15

Bibliographical note

M. Q. Fan ; Z. N. Wang ; H. Wu ; D. V. Churkin ; Y. Li ; L. Zhang ; X. Y. Qian and Y. J. Rao. "High resolution optical time-domain reflectometry based on correlation utilizing an all-fiber chaotic source", Proc. SPIE 9655, Fifth Asia-Pacific Optical Sensors Conference, 96553J (July 1, 2015).

Copyright 2015 Society of Photo-Optical Instrumentation Engineers. One print or electronic copy may be made for personal use only. Systematic reproduction and distribution, duplication of any material in this paper for a fee or for commercial purposes, or modification of the content of the paper are prohibited.

DOI: http://dx.doi.org/10.1117/12.2184238

Keywords

  • fiber measurements
  • optical time domain reflectometry
  • Rayleigh scattering

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  • Long-range and high-resolution correlation optical time-domain reflectometry utilizing an all optical chaotic source

    Fan, M. Q., Wang, Z. N., Wu, H., Churkin, D. V., Li, Y., Zhang, L., Qian, X. Y. & Rao, Y. J., 1 Jul 2015, Fifth Asia-Pacific optical sensors conference. Lee, B., Lee, S.-B. & Rao, Y. (eds.). Bellingham, WA (US): SPIE, 4 p. 965548. (SPIE proceedings; vol. 9655).

    Research output: Chapter in Book/Published conference outputConference publication

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