164864 ⎘
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 a reference fibre, e.g. interferometric devices
OPTICAL FIBER-BASED HYDROPHONE
#2OPTICAL FIBER SENSOR AND MEASURING SYSTEM USING THE SAME
#3Quantum Sensing and Computing Using Cascaded Phases
#4Method and Apparatus for Optical Sensing
#5Method and apparatus for optical sensing
#6REDUNDANT CORE IN MULTICORE OPTICAL FIBER FOR SAFETY
#7Rolling bearing with integrated optical fiber sensor
#8Intelligent skin based on small-size distributed optical fiber sensing array
#9Interferometric demodulation system and method for large capacity fiber grating sensing network
#10High accuracy frequency measurement of a photonic device using a light output scanning system and a reference wavelength cell
#11Reflected light wavelength scanning device including silicon photonics interrogator
#12Heterodyne photonic integrated circuit for absolute metrology
#13SYSTEM AND METHOD FOR DETECTING VIBRATIONS IN THE PERIPHERY OF AN OPTICAL FIBRE
#14STATISTICAL IMAGE PROCESSING-BASED ANOMALY DETECTION SYSTEM FOR CABLE CUT PREVENTION
#15Swept frequency photonic integrated circuit for absolute metrology
#16Method and apparatus for optical sensing
#17Redundant core in multicore optical fiber for safety
#18Cable, cable shape sensing system, sensing system, and cable shape sensing method
#19Monitoring humidity measurement system and monitoring humidity measurement method
#20Rolling bearing with integrated optical fiber sensor
#21IN-SITU NON-INVASIVE DEVICE FOR EARLY DETECTION OF FOULING IN AQUATIC SYSTEMS
#22Redundant core in multicore optical fiber for safety
#23Low crosstalk, common path, dual ring sagnac interferometer for disturbance sensing
#24Distributed acoustic sensing
#25Method and apparatus for optical sensing
#26Timing markers for fiber sensing systems
#27Birefringent multi-peak optical reference element and birefringent sensor system
#28Redundant core in multicore optical fiber for safety
#29Optoelectronic distributed measuring device based on brillouin scattering
#30Optical deformation detection sensor and system
#31Optical deformation detection sensor and system having a material disposed on the inner surface of an elongated hollow housing
#32Method of detecting damage of wind turbine blade, and wind turbine
#33Optical fiber and method and apparatus for accurate fiber optic sensing under multiple stimuli
#34Apparatus and method for improved optical fiber transmission
#35In-Situ Non-Invasive Device for Early Detection of Fouling in Aquatic Systems
#36Distributed acoustic sensing system with variable spatial resolution
#37Method and apparatus for optical sensing
#38Optical fiber sensor
#39Distributed acoustic sensing system based on delayed optical hybrid phase demodulator
#40Optical characteristic measuring apparatus using interrogation optical fiber, optical fiber sensor system having the same, and optical characteristic measuring method
#41Apparatus for interrogating distributed optical fibre sensors using a stimulated brillouin scattering optical frequency-domain interferometer
#42Two-core optical fibers for distributed fiber sensors and systems
#43Method and apparatus for optical sensing
#44Optical sensor and method of use
#45Method and apparatus for optical sensing
#46Polymer composite wireline cables comprising optical fiber sensors
#47Interferometric rotary encoder
#48Multiple spectrum channel, multiple sensor fiber optic monitoring system
#49Birefringent multi-peak optical reference element and birefringent sensor system
#50Distributed optical fibre sensor
#51Method and apparatus for optical sensing
#52Distributed optical fibre sensor
#53Optical encoder including diffuser members
#54Interferometric optical fiber sensor system and interferometric optical fiber sensor head
#55Optical fiber strain sensor system and method
#56Fixture for shape-sensing optical fiber in a kinematic chain
#57Optical sensor and method of use
#58Optical measurement system with polarization compensation, and corresponding method
#59NOISE COMPENSATED FIBER OPTIC SENSING SYSTEMS AND METHODS OF OPERATING THE SAME
#60Loss compensation for distributed sensing in downhole environments
#61Elongate element for flexible pipe body and method
#62Array temperature sensing method and system
#63Optical fiber grating sensor system and method comprising plural optical gratings having partially overlapping operating ranges
#64Fixture for shape-sensing optical fiber in a kinematic chain
#65Impact sensor of active hood system
#66Two-core optical fibers for distributed fiber sensors and systems
#67Long fibre optic sensor system in a wind turbine component
#68Distributed optical fibre sensor
#69Apparatus for detecting low frequency electromagnetic field responses from a subsurface environment
#70Apparatus and method for detecting pressure signals
#71Multi-point measuring apparatus and method of FBG sensor having multiple delaying fibers
#72PHASE SENSITIVE COHERENT OTDR WITH MULTI-FREQUENCY INTERROGATION
#73Multiple spectrum channel, multiple sensor fiber optic monitoring system
#74Sweep-free stimulated Brillouin scattering-based fiber optical sensing
#75SYSTEM AND METHOD FOR SENSING SHAPE OF ELONGATED INSTRUMENT
#76Bearing monitoring using a fiber bragg grating
#77Bearing monitoring using a fiber Bragg grating
#78SYSTEM AND METHOD FOR SENSING SHAPE OF ELONGATED INSTRUMENT
#79Apparatus for deriving measurement signals from fibre optic distributed sensors
#80Fibre optic distributed sensing
#81SIGNAL PROCESSING
#82Fixture for shape-sensing optical fiber in a kinematic chain
#83Fiber in-line Mach-Zehnder interferometer (MZI) device
#84Phase based sensing
#85Optical fiber sensor and methods of manufacture
#86Optical sensor and method of use
#87FIBER OPTIC MEASURING DEVICE AND METHOD
#88Sensor, a system and a method for measuring forces and/or moments
#89Use of Optical Fiber for Distributed Monitoring of Machinery
#90Optical fiber sheet and body motion sensor
#91Method and apparatus for optical sensing
#92Use of fiber optic sensor techniques for monitoring and diagnostics of large AC generators
#93Controlling well operations based on monitored parameters of cement health
#94Fibre Optic Sensor System
#95LIGHT SENSING SYSTEM AND ENDOSCOPE SYSTEM
#96FLEXIBLE FIBRE OPTIC DEFORMATION SENSOR SYSTEM AND METHOD
#97SYSTEM AND METHOD FOR MONITORING STRUCTURES
#98Temperature-compensated fibre optic strain gauge
#99Enhanced sensitivity interferometric sensors
#100Fiber optic sensor for detecting multiple parameters in a harsh environment
#101Phased based sensing
#102System and method for using slow light in optical sensors
#103Micron-scale pressure sensors and use thereof
#104Device for monitoring the correct operation of a plurality of devices, notably actuators
#105Sensor array configuration for extending useful sensing length of a swept-wavelength interferometry based system
#106APPARATUS AND METHOD FOR DETECTING PRESSURE SIGNALS
#107Shape memory sensor
#108Fixture for shape-sensing optical fiber in a kinematic chain
#109Smart fastener and smart insert for a fastener using fiber Bragg gratings to measure strain and temperature
#110Sensory transducer and method
#111On-line fiber Bragg grating dithering
#112Fiber optic interferometric sensor array with increased multiplexing density
#113Fiber-optic dynamic sensing modules and methods
#114Method and device for the optical measurement of state variables and the level in a container for liquefied gases, and device therefor
#115Method and apparatus for characterizing a multilayered structure
#116Adjustment device for coupled optics for measuring using fiber-optic sensors on rotating parts
#117Optical sensors, systems, and methods of making
#118Packaged sensors and harsh environment systems with packaged sensors
#119FIBRE OPTIC SENSORS
#120Method for monitoring and measuring optical properties of device in polarization maintaining fibers by using reference fiber bragg grating and fiber components manufactured thereby
#121Structural monitoring of wind turbine with fibre bragg grating sensors in each blade
#122Physical quantity measuring apparatus utilizing optical frequency domain reflectometry, and method for simultaneous measurement of temperature and strain using the apparatus
#123Fiber optic temperature and pressure sensor and system incorporating same
#124Physical quantity measuring apparatus utilizing optical frequency domain reflectometry and method for temperature and strain measurement using the apparatus
#125FIBER OPTIC INSTRUMENT SENSING SYSTEM
#126Optical fiber based polymer core sensor
#127Measurement apparatus
#128Inclinometer system
#129Phase based sensing
#130Wind turbine having a sensor system for detecting deformation in a wind turbine rotor blade and corresponding method
#131Method for measuring temperature distribution of object, and sensor unit
#132Dynamic sensor of physical quantities with optical waveguide with optically pumped amplifier medium
#133METHOD OF MEASURING PHYSICAL QUANTITY OF OBJECT TO BE MEASURED, AND METHOD OF CONTROLLING THE SAME
#134Temperature-compensated fibre optic strain gauge
#135Optical device for monitoring a rotatable shaft with an oriented axis
#136Fixture for shape-sensing optical fiber in a kinematic chain
#137Fiber grating sensor
#138Evaluating the position of an optical fiber disturbance
#139Coherent and non-coherent interferometry with cold mirror for contact lens thickness measurement
#140Method and apparatus for continuous readout of fabry-perot fiber optic sensor
#141Optical device for measuring a physical parameter in a hydrogen contaminated sensing zone
#142System and method for detecting presence of analytes using gratings
#143Optical Fiber Sensor Connected To Optical Fiber Communication Line
#144SYSTEM AND METHOD FOR MONITORING STRUCTURES
#145Optical fiber grating sensors and methods of manufacture
#146Adaptive mixing for high slew rates
#147Optical fiber strain sensor
#148Fibre optic sensor array
#149System and method for using slow light in optical sensors
#150High speed fiber optic grating sensor system
#151Measuring system for measuring a physical parameter influencing a sensor element
#152Optic fiber bragg grating sensor
#153Method and apparatus for multiple scan rate swept wavelength laser-based optical sensor interrogation system with optical path length measurement capability
#154Optical Device
#155Evaluating the position of a disturbance
#156Methods of making and operating a fiber optic sensing device
#157Plastic optical fiber sensor
#158Fiber optic temperature and pressure sensor and system incorporating same
#159Apparatus for pressure sensing
#160Modular sensor for damage detection, manufacturing method, and structural composite material
#161Physical quantity measuring system with fiber Bragg grating sensor and arrayed waveguide grating
#162System and method for integrated measurement using optical sensors
#163Impact detection system using an optical fiber sensor
#164METHOD AND APPARATUS FOR HIGH FREQUENCY OPTICAL SENSOR INTERROGATION
#165Array temperature sensing method and system
#166Machine aided combination of an NIR material concentration measurement with a temperature profile measurement based on fiber Bragg gratings in optical fibers
#167DYNAMIC OPTICAL WAVEGUIDE SENSOR
#168Interferometer-based real time early fouling detection system and method
#169Array temperature sensing method and system
#170Transducer mandrel with attachment for holding fiber Bragg grating mounting collar
#171Optical system and method for inferring a disturbance
#172Fiber optic interferometric position sensor and measurement method thereof
#173Fiber optic force sensor for measuring shear force
#174Optical fiber polarimetric chemical sensor
#175FIBER OPTIC INSTRUMENT SENSING SYSTEM
#176Polymer based distributive waveguide sensor for pressure and shear measurement
#177Combined bragg grating wavelength interrogator and brillouin backscattering measuring instrument
#178Damage detection system
#179Electric power steering apparatus equipped with steering angle sensor
#180Uniaxial thermal and/or mechanical deformation-measuring device system and method employing a Bragg grating optical fibre
#181Method and system of using odd harmonics for phase generated carrier homodyne
#182Distributed fiber optic sensor with location capability
#183Optic system using spectral character shift for communication between optic input devices and reader devices for control systems and sensors for pressure, force, displacement, or chemical condition
#184Fiber optic position and shape sensing device and method relating thereto
#185Humidity sensor and method for monitoring moisture in concrete
#186Fiber Bragg grating sensor system
#187System and method for monitoring a well
#188Method and apparatus for direct detection of signals from a differential delay heterodyne interferometric system
#189Method for making large diameter multicore optical waveguide
#190Method and apparatus for reducing crosstalk interference in an inline Fabry-Perot sensor array
#191Method and apparatus for providing polarization insensitive signal processing for interferometric sensors
#192In line thickness measurement
#193Silicon fiber optic sensors
#194Fibre-optic surveillance system
#195Underwater structure monitoring systems and methods
#196Fiber optic sensing device and method of making and operating the same
#197Delaying interferometer
#198Fixer for fiber bragg grating sensor
#199Dynamic optical waveguide sensor
#200Method and apparatus for reducing crosstalk interference in an inline Fabry-Perot sensor array
#201Fiber optic sensor system having circulators, Bragg gratings and couplers
#202Fiber optic sensor
#203In-fiber whitelight interferometry using long-period fiber grating
#204Fiber optic interferometric position sensor and measurement method thereof
#205Devices and arrangements for performing coherence range imaging using a common path interferometer
#206Imaging rotation angle absolute encoder
#207Optical fiber position transducer for flow control valve in smart wells
#208System for the measurement and data acquisition for optical fiber sensors
#209Fiber optic position and shape sensing device and method relating thereto
#210Fiber-optic sensing system
#211Fiberoptic fabry-perot optical processor
#212Fiber optic gap gauge
#213Monitoring device for rotating body
#214Method and a device for bending compensation in intensity-based fibre-optical measuring systems
#215Polymer based distributive waveguide sensor for pressure and shear measurement
#216Fibre-optic interferometric remote sensor
#217Method and apparatus for continuous readout of Fabry-Perot fiber optic sensor
#218Precision measuring gauges with optical fiber output channels
#219Fiber optic sensor
#220Energy-modulating fiber grating sensor
#221Waveguide-based optical interferometer
#222Optical interferometer
#223Micro-optical sensor system for pressure, acceleration, and pressure gradient measurements
#224Fabry-perot fiber optic sensing device and method
#225Fiber tip based sensor system for measurements of pressure gradient, air particle velocity and acoustic intensity
#226Rotating measuring device
#227Combined Bragg grating wavelength interrogator and Brillouin backscattering measuring instrument
#228Polarimetry
#229Agile high sensitivity optical sensor
#230System and method for detecting presence of analytes using gratings
#231Method and apparatus for directly measuring the phase change of an optical signal
#232Method and apparatus for producing depolarized light
#233Fiber optic sensing device for measuring a physical parameter
#234Fiber optic sensing instrument and system with fiber of adjustable optical path length and method of using it
#235Method and apparatus for providing polarization insensitive signal processing for interferometric sensors
#236Method and apparatus for reducing crosstalk interference in an inline Fabry-Perot sensor array
#237Sensor array induced phase angle calculation based on mixed signals
#238Micro-position sensor using faraday effect
#239Optical transmission device
#240Heterodyne photonic integrated circuit for absolute metrology
#241System and method for measuring displacement
#242Optical fiber vibration sensor
#243Apparatus and method for elimination of polarization-induced fading in fiber-optic sensor system