164889 ⎘
Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infra-red, visible, or ultra-violet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using multiple sensor devices using multiplexing techniques using time division multiplexing
MOISTURE SENSOR SYSTEMS & METHODS OF INSTALLATION
#2OPTICAL FIBER SENSOR AND MEASURING SYSTEM USING THE SAME
#3MOISTURE SENSOR SYSTEMS & METHODS OF INSTALLATION
#4System and method for determining changes of an optical fibre
#5System and method for determining changes of an optical fibre
#6System and method for monitoring a fiber and a detector attached to the fiber
#7System and method for determining temperature changes of an optical fibre
#8High-rate fiber-optical distributed acoustic sensing
#9Remote sensing system
#10Optical deformation detection sensor and system
#11Optical deformation detection sensor and system having a material disposed on the inner surface of an elongated hollow housing
#12Monitoring transportation systems
#13Flat profile optical fiber cable for distributed sensing applications
#14Multimode Fiber Sensor and Sensing Using Forward and Backward Scattering
#15Apparatus and method for characterization of FBG rellector array
#16System and method for monitoring a fiber and a detector attached to the fiber
#17Distributed optical fibre sensors
#18Multiplexed microvolt sensor systems
#19System and method for sensing many fiber sensors using time-division multiplexing and wavelength division multiplexing
#20Energy system monitoring
#21Time division multiplexing (TDM) and wavelength division multiplexing (WDM) sensor arrays
#22Processing data from a distributed fibre-optic interferometric sensor system
#23Optical fibre sensor interrogation system
#24Fiber optic sensing apparatus including fiber gratings and method for sensing parameters involving different parameter modalities
#25Apparatus and methods utilizing optical sensors operating in the reflection mode
#26Apparatus for deriving measurement signals from fibre optic distributed sensors
#27Fibre optic distributed sensing
#28Interrogator for a plurality of sensor fiber optic gratings including a driver/modulator
#29COMPARTMENTALIZED FIBER OPTIC DISTRIBUTED SENSOR
#30Interrogator for a plurality of sensor fiber optic gratings including a masking compensation operation
#31Device for applying a fiber-optic monitoring system to a component to be monitored
#32Method and system for fiber-optic monitoring of spatially distributed components
#33Interrogator for a plurality of sensor fiber optic gratings having at least one filter for converting changes in peak reflection wavelength to changes in intensity
#34Fiber-optic interrogator with normalization filters
#35METHOD AND APPARATUS FOR SUPPRESSION OF CROSSTALK AND NOISE IN TIME-DIVISION MULTIPLEXED INTERFEROMETRIC SENSOR SYSTEMS
#36Fiber optic position and/or shape sensing based on rayleigh scatter
#37Method and apparatus for suppression of crosstalk and noise in time-division multiplexed interferometric sensor systems
#38METHOD AND APPARATUS FOR SUPPRESSION OF CROSSTALK AND NOISE IN TIME-DIVISION MULTIPLEXED INTERFEROMETRIC SENSOR SYSTEMS
#39Method and apparatus for suppression of crosstalk and noise in time-division multiplexed interferometric sensor systems
#40Optical wavelength interrogator
#41Optical wavelength interrogator