Distributed Birefringence Measurement in Optical Fibers with Ultra-High Spatial Resolution by Brillouin Gain Analysis

Conference: ECOC 2007 - 33rd European Conference and Exhibition of Optical Communication
09/16/2007 - 09/20/2007 at Berlin, Germany

Proceedings: ECOC 2007

Pages: 2Language: englishTyp: PDF

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Yamamoto, Yoshinori; Sasaoka, Eisuke (Sumitomo Electric Industries, Ltd., 1, Taya-cho, Sakae-ku, Yokohama, 244-8588, Japan)

Distributed birefringence measurement in optical fibers with ultra-high resolution of a few centimeters is proposed and demonstrated by Brillouin gain analysis with the optical correlation method. Local changes of polarization axes can also be detected.