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: PDFPersonal VDE Members are entitled to a 10% discount on this title
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.