Crosstalk suppression for extrinsic fiber F-P sensor array using wavelength diversity demodulation
Extrinsic fiber-optic Fabry–Perot (F-P) hydrophones are key devices for underwater acoustic detection. Current multiplexing techniques for F-P cavity sensors face significant limitations: wavelength-division multiplexed (WDM) arrays are prone to optical crosstalk, which degrades multiplexing capacity and detection accu...