using interferometer with two arms in reflection

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CPC
G01D5/35325

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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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G01D5/35325using interferometer with two arms in reflection

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Patents Grantslast 30 patents

Information Patent Grant
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- University of Southampton
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- Shanghai Institute of Optics And Fine Mechanics, Chinese Academy of Sciences
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Method and apparatus for optical sensing
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High-performance distributed fiber sensing system based on EHz ultr...
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Fiber Bragg Grating demodulation device capable of supressing fluct...
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- Tianjin University
- Junfeng Jiang
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Method and apparatus for optical sensing
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Optical fiber detection device for detecting discharge fault of hig...
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System for interrogating an interferometer, an interferometric syst...
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Method and apparatus for optical sensing
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Method and apparatus for optical sensing
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Distributed disturbance sensing device and the related demodulation...
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- Tianjin University
- Tiegen Liu
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SIMULTANEOUS DISTRIBUTED ACOUSTIC SENSING WITH MULTIPLE GAUGE LENGTHS
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- Publication number 20220326068
- Publication date Oct 13, 2022
- WUHAN UNIVERSITY OF TECHNOLOGY
- Zhengying LI
- H01 - BASIC ELECTRIC ELEMENTS
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- Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences
- Haiwen CAI
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- Tiegen Liu
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using interferometer with two arms in reflection

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Optical fiber sensing

Simultaneous distributed acoustic sensing with multiple gauge lengths

Multi-dimensional spatial positioning system and method for disturb...

Method and apparatus for optical sensing

High-performance distributed fiber sensing system based on EHz ultr...

Fiber Bragg Grating demodulation device capable of supressing fluct...

Method and apparatus for optical sensing

Optical fiber detection device for detecting discharge fault of hig...

System for interrogating an interferometer, an interferometric syst...

Fiber acoustic emission sensing apparatus and method for service be...

Optical fiber-based sensor system having dual optical fibers provid...

Method and apparatus for optical sensing

Method and apparatus for optical sensing

Method and apparatus for optical sensing

Multiplexed fiber sensor

Optical sensor and method of use

Method and apparatus for optical sensing

Method and apparatus for optical sensing

Optical sensor and method of use

Distributed disturbance sensing device and the related demodulation...

Demodulation method and apparatus for fiber optic sensors

System for monitoring bearing wear

Frequency division and/or wavelength division multiplexed recursive...

Sensor and method for detecting fiber optic faults

Optical fiber infrasound sensor

Optical fiber loop temperature sensor

Patents Applicationslast 30 patents

Method and Apparatus for Optical Sensing

SIMULTANEOUS DISTRIBUTED ACOUSTIC SENSING WITH MULTIPLE GAUGE LENGTHS

GRATING ENHANCED DISTRIBUTED VIBRATION DEMODULATION SYSTEM AND METH...

MULTI-DIMENSIONAL SPATIAL POSITIONING SYSTEM AND METHOD FOR DISTURB...

Method and Apparatus for Optical Sensing

Optical Fiber Detection Device for Detecting Discharge Fault of Hig...

OPTICAL FIBER SENSING

HIGH-PERFORMANCE DISTRIBUTED FIBER SENSING SYSTEM BASED ON EHZ ULTR...

A SYSTEM FOR INTERROGATING AN INTERFEROMETER, AN INTERFEROMETRIC SY...

OPTICAL FIBER-BASED SENSOR SYSTEM

Method and Apparatus for Optical Sensing

METHOD AND APPARATUS FOR OPTICAL SENSING

MULTIPLEXED FIBER SENSOR

METHOD AND APPARATUS FOR OPTICAL SENSING

DISTRIBUTED DISTURBANCE SENSING DEVICE AND THE RELATED DEMODULATION...

OPTICAL SENSOR AND METHOD OF USE

METHOD AND APPARATUS FOR OPTICAL SENSING

Demodulation method and apparatus for fiber optic sensors

Frequency division and/or wavelength division multiplexed recursive...

Sensor and method for detecting fiber optic faults