46414 2018 eng 1 4 conferenceobject The Optical Society 0 -- -- -- Wavelength-modulated C-OTDR techniques for distributed dynamic measurement We present two wavelength-modulated coherent optical time domain reflectometry techniques for dynamic, quantitative and distributed measurement. The robust and simple techniques are based on backscattering correlations along the time axis and along the pulse wavelength shift axis. Proceedings of the 26th International Conference on Optical Fibre Sensors OFS-26 10.1364/OFS.2018.TuE15 26th International Conference on Optical Fibre Sensors OFS-26 Lausanne, Switzerland 24.09.2018 28.09.2018 Sascha Liehr Y. Muanenda Sven Münzenberger Katerina Krebber eng uncontrolled Fiber optics sensors eng uncontrolled Optical time domain reflectometry eng uncontrolled OTDR eng uncontrolled DAS eng uncontrolled Distributed strain sensor eng uncontrolled Rayleigh scattering Ingenieurbau Datei im Netzwerk der BAM verfügbar ("Closed Access") Graue Literatur