We report accurate demultiplexing of fiber Bragg grating sensors with reflection wavelengths separated by less than 2 nm using a method based on Hilbert transforms of interferograms.
Proceedings Title: Proc., Intl. Optical Fiber Sensors Conf.
Conference Dates: April 12-16, 1999
Conference Location: Kyongju, KS
Pub Type: Conferences
Bragg grating, fiber optic sensor, Hilbert transform, multiplexing, wavelength