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

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CPC
G01M11/3109

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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

Current Industry

G01M11/3109Reflectometers detecting the back-scattered light in the time-domain

Industries

Patents Grantslast 30 patents

Information Patent Grant
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Optical time-domain reflectometer interoperable trunk switch
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- Issue date Feb 22, 2022
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Amplifier dynamics compensation for brillouin optical time-domain r...
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Reflectometers detecting the back-scattered light in the time-domain

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Methods for determining sensor channel location in distributed sens...

Optical time-domain reflectometer (OTDR) including channel checker

Automatic optical time-domain reflectometer (OTDR)-based testing of...

System and method for assisting in fiber optic splices

Fast fiber transient locating systems and methods

Fiber optic cable location system and method

Polarity receive module

Backscattering optical amplification device, optical pulse testing...

Distributed Brillouin laser sensor

Systems and methods for characterizing an optical fiber in a dense...

Suppressed out-of-band level for increasing loss margin and stable...

High-speed signal subsystem testing system

Optical time-domain reflectometer device including combined trace d...

Optical fiber degradation monitoring by distributed temperature sen...

Apparatus and method for performing time domain reflectormetry

Multi-path, smart optical time-domain reflectometer

Techniques and apparatus for improved spatial resolution for locati...

Automatic Optical Time-Domain Reflectometer (OTDR)-based testing of...

Backscattering optical amplification device, optical pulse testing...

Optical pulse reflectometer and optical pulse reflectometry

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

Distributed pulsed light amplifier based on optical fiber parameter...

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

Optical fiber testing method and optical fiber testing device

Optical frequency multiplexing coherent OTDR, testing method, signa...

Optical device loss measurement apparatus, and optical device loss...

Use of band-pass filters in supervisory signal paths of an optical...

Constant amplitude coded DFOS using out-of-band signaling

Optical time-domain reflectometer interoperable trunk switch

Amplifier dynamics compensation for brillouin optical time-domain r...

Patents Applicationslast 30 patents

SYSTEM AND METHOD FOR CABLE IDENTIFICATION

FIBER OPTIC CABLE LOCATION SYSTEM AND METHOD

METHOD, DEVICE AND SYSTEM FOR RANGE FINDING

EQUIPMENT AND METHODS FOR EVALUATING THE CHARACTERISTICS OF SPATIAL...

EVENT DETECTION DEVICE AND EVENT DETECTION METHOD

AUTOMATIC FIBER LOSS DETECTION USING COHERENT OTDR

WORKING-STATE CABLE PROTECTION MONITORING SYSTEM, WORKING-STATE CAB...

DUAL-END LOOPBACK-BASED MULTI-FIBER CABLE MEASUREMENT

MEDICAL LIGHT SOURCE DEVICE AND MEDICAL OBSERVATION SYSTEM

DEVICE, METHOD AND PROGRAM FOR DETECTING MICROBEND

MULTI-PATH, SMART OPTICAL TIME-DOMAIN REFLECTOMETER

METHODS FOR DETERMINING SENSOR CHANNEL LOCATION IN DISTRIBUTED SENS...

TECHNIQUES AND APPARATUS FOR IMPROVED SPATIAL RESOLUTION FOR LOCATI...

PROCESSING DEVICE, PROCESSING METHOD, AND RECORDING MEDIUM

AUTOMATIC OPTICAL TIME-DOMAIN REFLECTOMETER (OTDR)-BASED TESTING OF...

HIGH-SPEED SIGNAL SUBSYSTEM TESTING SYSTEM

SUPPRESSED OUT-OF-BAND LEVEL FOR INCREASING LOSS MARGIN AND STABLE...

MULTI-PATH, SMART OPTICAL TIME-DOMAIN REFLECTOMETER

PHASE-DISTORTION MITIGATION FOR AN OPTICAL VECTOR NETWORK ANALYZER

Polarity Receive Module

DISTRIBUTED BRILLOUIN LASER SENSOR

APPARATUS AND METHOD FOR PERFORMING TIME DOMAIN REFLECTORMETRY

Optical Device Loss Measurement Apparatus, and Optical Device Loss...

OPTICAL FIBER TESTING METHOD AND OPTICAL FIBER TESTING DEVICE

BACKSCATTERING OPTICAL AMPLIFICATION DEVICE, OPTICAL PULSE TESTING...

OPTICAL PULSE REFLECTOMETER AND OPTICAL PULSE REFLECTOMETRY

SYSTEMS AND METHODS FOR DETERMINING FIBER CABLE GEOGRAPHIC LOCATIONS

OPTICAL FIBER SENSOR INCLUDING COMBINED TRACE DISPLAY

OPTICAL FREQUENCY MULTIPLEXING COHERENT OTDR, TESTING METHOD, SIGNA...

OTDR calibration method using multiple levels of internal optical f...