using interferometer with two arms in transmission

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G01D5/35329

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GPHYSICS G01Measuring instruments G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS TARIFF METERING APPARATUS MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR G01D5/00Mechanical 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

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G01D5/35329using interferometer with two arms in transmission

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Patents Grantslast 30 patents

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- Wuhan University of Technology
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- SHANGHAI UNIVERSITY
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Detection of local property changes in an optical sensing fiber
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Distributed measuring device and method for simultaneously measurin...
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- Zhenyang Ding
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Evanescent field opto-mechanical phase shifter
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Distributed disturbance sensing device and the related demodulation...
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Integrated optical devices utilizing magnetostrictively, electrostr...
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Patents Applicationslast 30 patents

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APPARATUS AND METHOD FOR USING A COUNTER-PROPAGATING SIGNAL METHOD...
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- G01 - MEASURING TESTING
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APPARATUS AND METHOD FOR USING A COUNTER-PROPAGATING SIGNAL METHOD...
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- LUNA INNOVATIONS INCORPORATED
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- G01 - MEASURING TESTING

using interferometer with two arms in transmission

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Simultaneous distributed acoustic sensing with multiple gauge lengths

Differential COTDR distributed acoustic sensing device and method b...

Interferometric demodulation system and method for large capacity f...

System and method for measuring magnetorefractive effect of optical...

Optical sensors interrogation device and method

Structured optical fibre sensor integrating a tunable vernier effec...

Method and apparatus for motion compensation in interferometric sen...

Integrated fiber-optic perturbation sensor

Detection of local property changes in an optical sensing fiber

Distributed optical fiber disturbance positioning system based on t...

Distributed measuring device and method for simultaneously measurin...

Optical sensor

Apparatus for deriving measurement signals from fibre optic distrib...

Digitally controlled chirped pulse laser for sub-terahertz range fi...

Multicore optical fiber apparatus, methods, and applications

Evanescent field opto-mechanical displacement sensor

Optical fiber strain sensor system and method

Fibre optic distributed sensing

Optical sensor

Evanescent field opto-mechanical phase shifter

Distributed disturbance sensing device and the related demodulation...

Optical sensor

Fiber in-line Mach-Zehnder interferometer (MZI) device

Coiled evanescent optical sensor

Apparatus and method for using a counter-propagating signal method...

Demodulation method and apparatus for fiber optic sensors

Apparatus and method for using a counter-propagating signal method...

Fiber optic sensor system and method

Integrated optical devices utilizing magnetostrictively, electrostr...

Optical waveguide vibration sensor and method

Patents Applicationslast 30 patents

OPTICAL FIBER SENSING DEVICE AND METHOD

INTEGRATED SYSTEM FOR OPTICAL FIBER SENSING AND COMMUNICATION THROU...

Quantum Sensing and Computing Using Cascaded Phases

Method and Apparatus for Optical Sensing

SIMULTANEOUS DISTRIBUTED ACOUSTIC SENSING WITH MULTIPLE GAUGE LENGTHS

System and Method for Measuring Magnetorefractive Effect of Optical...

INTERFEROMETRIC DEMODULATION SYSTEM AND METHOD FOR LARGE CAPACITY F...

SYSTEM AND METHOD FOR ARBITRARY OPTICAL WAVEFORM GENERATION

Method and Device for Interrogating Optical Sensors

DIFFERENTIAL COTDR DISTRIBUTED ACOUSTIC SENSING DEVICE AND METHOD B...

STRUCTURED OPTICAL FIBRE SENSOR INTEGRATING A TUNABLE VERNIER EFFEC...

OPTICAL FIBER SENSING

INTEGRATED FIBER-OPTIC PERTURBATION SENSOR

DISTRIBUTED MEASURING DEVICE AND METHOD FOR SIMULTANEOUSLY MEASURIN...

DISTRIBUTED OPTICAL FIBER DISTURBANCE POSITIONING SYSTEM BASED ON T...

MULTICORE OPTICAL FIBER APPARATUS, METHODS, AND APPLICATIONS

DIGITALLY CONTROLLED CHIRPED PULSE LASER FOR SUB-TERAHERTZ RANGE FI...

OPTICAL SENSOR

OPTICAL SENSOR

DISTRIBUTED DISTURBANCE SENSING DEVICE AND THE RELATED DEMODULATION...

Fibre Optic Distributed Sensing

Fibre Optic Distributed Sensing

FIBER IN-LINE MACH-ZEHNDER INTERFEROMETER (MZI) DEVICE

Coiled Evanescent Optical Sensor

OPTICAL SENSOR

APPARATUS AND METHOD FOR USING A COUNTER-PROPAGATING SIGNAL METHOD...

APPARATUS AND METHOD FOR USING A COUNTER-PROPAGATING SIGNAL METHOD...

Demodulation method and apparatus for fiber optic sensors