Reflectometers detecting the back-scattered light in the frequency-domain

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G01M11/3172

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GPHYSICS G01Measuring instruments G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR G01M11/00Testing of optical apparatus Testing structures by optical methods not otherwise provided for

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G01M11/3172Reflectometers detecting the back-scattered light in the frequency-domain

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Patents Grantslast 30 patents

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Reflectometers detecting the back-scattered light in the frequency-domain

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Fiber-optic testing source and fiber-optic testing receiver for mul...

Methods and apparatus to determine a twist parameter and/or a bend...

System and method for performing in-service optical network certifi...

Apparatus and method for performing time domain reflectormetry

Device for determining a layer thickness in a multilayer film

Tunable light source for optical fiber proximity and testing

System and method for performing in-service optical network certifi...

Methods and apparatus to determine a twist parameter and/or a bend...

Method of making a distributed optical fiber sensor having enhanced...

Device for measuring optical frequency reflection and measurement m...

Method and apparatus for detecting a disturbance in a medium based...

Brillouin and rayleigh distributed sensor

Multi-spectral feature sensing techniques and sensors for determini...

Optical fiber characteristics measuring apparatus and optical fiber...

Process and device for measurement of physical quantity based on Ra...

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

Nonlinearity measuring method and nonlinearity measuring device

System and method for performing in-service optical network certifi...

Optical fiber monitoring method, and optical fiber monitoring system

Single-ended probing through a multimode fiber having distributed r...

Fiber-optic testing source and fiber-optic testing receiver for mul...

Method and apparatus for detecting a disturbance in a medium

Methods and apparatus to determine a twist parameter and/or a bend...

Registering measured optical fiber interferometric data with refere...

Brillouin and rayleigh distributed sensor

System and method for performing in-service optical network certifi...

Single-shot network analyzer (SINA)

Interferometric alignment of optical multicore fibers to be connected

Methods and apparatus to determine a twist parameter and/or a bend...

Registering measured optical fiber interferometric data with refere...

Patents Applicationslast 30 patents

SYSTEM AND METHOD FOR TESTING OPTICAL DEVICES USING AN OPTICAL TIME...

METHODS AND APPARATUS TO DETERMINE A SHAPE OF AN OPTICAL FIBER SENSOR

DEVICES AND METHODS FOR MEASURING THE AMOUNT OF FREQUENCY MODULATION

TECHNIQUES FOR DETERMINING DISTANCE BETWEEN A FIBER END AND A TARGET

Systems for Mechanical Static and Dynamic Characterization of Struc...

SYSTEM AND METHOD FOR PERFORMING IN-SERVICE OPTICAL NETWORK CERTIFI...

METHODS AND APPARATUS TO DETERMINE A TWIST PARAMETER AND/OR A BEND...

METHOD AND SYSTEM FOR EXTRACTING INFORMATION FROM AN OPTICAL SIGNAL

APPARATUS AND METHOD FOR PERFORMING TIME DOMAIN REFLECTORMETRY

FIBER-OPTIC TESTING SOURCE AND FIBER-OPTIC TESTING RECEIVER FOR MUL...

MULTI-SPECTRAL FEATURE SENSING TECHNIQUES AND SENSORS

METHOD AND APPARATUS FOR DETECTING A DISTURBANCE IN A MEDIUM

DEVICE AND A METHOD FOR ANALYZING A MULTILAYER FILM

METHODS AND APPARATUS TO DETERMINE A TWIST PARAMETER AND/OR A BEND...

BRILLOUIN AND RAYLEIGH DISTRIBUTED SENSOR

SYSTEM AND METHOD FOR PERFORMING IN-SERVICE OPTICAL NETWORK CERTIFI...

OPTICAL FIBER MONITORING METHOD, AND OPTICAL FIBER MONITORING SYSTEM

REGISTERING MEASURED OPTICAL FIBER INTERFEROMETRIC DATA WITH REFERE...

METHODS AND APPARATUS TO DETERMINE A TWIST PARAMETER AND/OR A BEND...

METHOD AND APPARATUS FOR DETECTING A DISTURBANCE IN A MEDIUM

SYSTEM AND METHOD FOR PERFORMING IN-SERVICE OPTICAL NETWORK CERTIFI...

SINGLE-ENDED PROBING THROUGH A MULTIMODE FIBER HAVING DISTRIBUTED R...

METHOD OF MAKING A DISTRIBUTED OPTICAL FIBER SENSOR HAVING ENHANCED...

METHODS AND APPARATUS TO DETERMINE A TWIST PARAMETER AND/OR A BEND...

FIBER-OPTIC TESTING SOURCE AND FIBER-OPTIC TESTING RECEIVER FOR MUL...

NONLINEARITY MEASURING METHOD AND NONLINEARITY MEASURING DEVICE

SYSTEM AND METHOD FOR PERFORMING IN-SERVICE OPTICAL NETWORK CERTIFI...

INTERFEROMETRIC ALIGNMENT OF OPTICAL MULTICORE FIBERS TO BE CONNECTED

METHOD AND APPARATUS FOR DETECTING A DISTURBANCE IN A MEDIUM

SYSTEM AND METHOD FOR PERFORMING IN-SERVICE OPTICAL NETWORK CERTIFI...