Negative Brillouin Gain and its Application to Distributed Fiber Sensing

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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Horiguchi, T.; Muroi, R.; Iwasaka, A.; Wakao, K.; Miyamoto, Y. (Shibaura Institute of Technology, 3-7-5 Toyosu Koto-ku Tokyo, Japan)

Negative Brillouin gain in single-mode fibers has been temporally obtained at the resonant frequency. This negative gain combined with positive gain makes it possible to achieve higher spatial resolution in distributed Brillouin-based fiber sensing.