Enhanced detection of vibrations using fiber fabry perot filters and spectral estimation techniques

Date Issued
01-01-2011
Author(s)
Varghese, Bibin
Harish, A. V.
Indian Institute of Technology, Madras
DOI
Abstract
We report on high sensitivity detection of acoustic signals using Fiber Bragg gratingbased Fabry-Perot filters. Our scheme is based on an APD-based receiver with bandpass filter, 16- bit ADCs, and novel spectrum estimation techniques. © OSA/ANIC/IPR/Sensors/SL/SOF/SPPCom/2011.