Junfeng Jiang

Person

Tianjin, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Differential COTDR distributed acoustic sensing device and method b...
- Patent number 12,078,527
- Issue date Sep 3, 2024
- Tianjin University
- Junfeng Jiang
- G01 - MEASURING TESTING
Information Patent Grant
Residual pressure measurement system for Fabry-Perot cavity of opti...
- Patent number 11,473,992
- Issue date Oct 18, 2022
- Tianjin University
- Shuang Wang
- G01 - MEASURING TESTING
Information Patent Grant
Fiber Bragg Grating demodulation device capable of supressing fluct...
- Patent number 11,181,400
- Issue date Nov 23, 2021
- Tianjin University
- Junfeng Jiang
- G01 - MEASURING TESTING
Information Patent Grant
Fiber optical fabry-perot flow test device and test method with loc...
- Patent number 10,508,938
- Issue date Dec 17, 2019
- Tianjin University
- Tiegen Liu
- G01 - MEASURING TESTING
Information Patent Grant
Distributed optical fiber disturbance positioning system based on t...
- Patent number 10,365,126
- Issue date Jul 30, 2019
- Tianjin University
- Kun Liu
- G01 - MEASURING TESTING
Information Patent Grant
Distributed measuring device and method for simultaneously measurin...
- Patent number 10,365,088
- Issue date Jul 30, 2019
- Tianjin University
- Zhenyang Ding
- G02 - OPTICS
Information Patent Grant
Distributed disturbance sensing device and the related demodulation...
- Patent number 9,322,740
- Issue date Apr 26, 2016
- Tianjin University
- Tiegen Liu
- G01 - MEASURING TESTING
Information Patent Grant
High stable fiber fabry-perot pressure sensor with glue-free packin...
- Patent number 9,074,957
- Issue date Jul 7, 2015
- Tianjin University
- Junfeng Jiang
- G01 - MEASURING TESTING
Information Patent Grant
Swing-style and high signal-to-noise ratio demodulation devices and...
- Patent number 8,958,075
- Issue date Feb 17, 2015
- Tianjin University
- Tiegen Liu
- G01 - MEASURING TESTING
Information Patent Grant
Multi-band multiplexing intra-cavity gas sensing system and method
- Patent number 8,934,100
- Issue date Jan 13, 2015
- Tianjin University
- Kun Liu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
DIFFERENTIAL COTDR DISTRIBUTED ACOUSTIC SENSING DEVICE AND METHOD B...
- Publication number 20220283021
- Publication date Sep 8, 2022
- TIANJIN UNIVERSITY
- Junfeng JIANG
- G01 - MEASURING TESTING
Information Patent Application
RESIDUAL PRESSURE MEASUREMENT SYSTEM FOR FABRY-PEROT CAVITY OF OPTI...
- Publication number 20200249113
- Publication date Aug 6, 2020
- TIANJIN UNIVERSITY
- Shuang WANG
- G01 - MEASURING TESTING
Information Patent Application
FIBER BRAGG GRATING DEMODULATION DEVICE CAPABLE OF SUPRESSING FLUCT...
- Publication number 20190178688
- Publication date Jun 13, 2019
- TIANJIN UNIVERSITY
- Junfeng JIANG
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL FIBER LAYING METHOD BY USING ARCHIMEDES SPIRAL IN OPTICAL F...
- Publication number 20190121048
- Publication date Apr 25, 2019
- TIANJIN UNIVERSITY
- Tiegen LIU
- G02 - OPTICS
Information Patent Application
DISTRIBUTED MEASURING DEVICE AND METHOD FOR SIMULTANEOUSLY MEASURIN...
- Publication number 20190011253
- Publication date Jan 10, 2019
- TIANJIN UNIVERSITY
- Zhenyang DING
- G01 - MEASURING TESTING
Information Patent Application
DISTRIBUTED OPTICAL FIBER DISTURBANCE POSITIONING SYSTEM BASED ON T...
- Publication number 20180292240
- Publication date Oct 11, 2018
- TIANJIN UNIVERSITY
- Kun LIU
- G01 - MEASURING TESTING
Information Patent Application
HIGH RESOLUTION POLARIZED LOW-COHERENCE INTERFERENCE PRESSURE MEASU...
- Publication number 20180283969
- Publication date Oct 4, 2018
- TIANJIN UNIVERSITY
- Shuang WANG
- G01 - MEASURING TESTING
Information Patent Application
High stable fiber fabry-perot pressure sensor with glue-free packin...
- Publication number 20140208858
- Publication date Jul 31, 2014
- Junfeng Jiang
- G02 - OPTICS
Information Patent Application
DISTRIBUTED DISTURBANCE SENSING DEVICE AND THE RELATED DEMODULATION...
- Publication number 20140176937
- Publication date Jun 26, 2014
- Tiegen Liu
- G01 - MEASURING TESTING
Information Patent Application
SWING-STYLE AND HIGH SIGNAL-TO-NOISE RATIO DEMODULATION DEVICES AND...
- Publication number 20140176959
- Publication date Jun 26, 2014
- Tiegen Liu
- G02 - OPTICS

Junfeng Jiang

Person

Patents Grantslast 30 patents

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

Residual pressure measurement system for Fabry-Perot cavity of opti...

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

Fiber optical fabry-perot flow test device and test method with loc...

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

Distributed measuring device and method for simultaneously measurin...

Distributed disturbance sensing device and the related demodulation...

High stable fiber fabry-perot pressure sensor with glue-free packin...

Swing-style and high signal-to-noise ratio demodulation devices and...

Multi-band multiplexing intra-cavity gas sensing system and method

Patents Applicationslast 30 patents

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

RESIDUAL PRESSURE MEASUREMENT SYSTEM FOR FABRY-PEROT CAVITY OF OPTI...

FIBER BRAGG GRATING DEMODULATION DEVICE CAPABLE OF SUPRESSING FLUCT...

OPTICAL FIBER LAYING METHOD BY USING ARCHIMEDES SPIRAL IN OPTICAL F...

DISTRIBUTED MEASURING DEVICE AND METHOD FOR SIMULTANEOUSLY MEASURIN...

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

HIGH RESOLUTION POLARIZED LOW-COHERENCE INTERFERENCE PRESSURE MEASU...

High stable fiber fabry-perot pressure sensor with glue-free packin...

DISTRIBUTED DISTURBANCE SENSING DEVICE AND THE RELATED DEMODULATION...

SWING-STYLE AND HIGH SIGNAL-TO-NOISE RATIO DEMODULATION DEVICES AND...