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using Backscattering to detect the measured quantity
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G01D5/35358
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PHYSICS
G01
Measuring instruments
G01D
MEASURING 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
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Mechanical 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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G01D5/35358
using Backscattering to detect the measured quantity
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Patents Grants
last 30 patents
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Patent Grant
Optical-fiber path searching method, optical-fiber path searching s...
Patent number
11,976,962
Issue date
May 7, 2024
Nippon Telegraph and Telephone Corporation
Yoshifumi Wakisaka
G01 - MEASURING TESTING
Information
Patent Grant
Measurement system, measurement device, and measurement method to d...
Patent number
11,927,463
Issue date
Mar 12, 2024
NEC Corporation
Yutaka Yano
G01 - MEASURING TESTING
Information
Patent Grant
Method and system for optical fiber sensing
Patent number
11,920,963
Issue date
Mar 5, 2024
Ariel Scientific Innovations Ltd.
Shmuel Sternklar
G01 - MEASURING TESTING
Information
Patent Grant
Distributed fiber optic sensing systems and methods
Patent number
11,898,900
Issue date
Feb 13, 2024
Cable Television Laboratories, Inc.
Luis Alberto Campos
G01 - MEASURING TESTING
Information
Patent Grant
Self-heterodyne φ-OTDR system with free multi-spatial resolution
Patent number
11,860,008
Issue date
Jan 2, 2024
Nanjing University
Yixin Zhang
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for suppression of noise due to local oscillat...
Patent number
11,828,631
Issue date
Nov 28, 2023
Alcatel Submarine Networks
Erlend Ronnekleiv
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for optical sensing
Patent number
11,802,789
Issue date
Oct 31, 2023
Silixa Ltd.
Mahmoud Farhadiroushan
G01 - MEASURING TESTING
Information
Patent Grant
Street light operating status monitoring using distributed optical...
Patent number
11,733,070
Issue date
Aug 22, 2023
NEC Corporation
Yangmin Ding
G01 - MEASURING TESTING
Information
Patent Grant
Spatial averaging method for coherent distributed acoustic sensing
Patent number
11,733,088
Issue date
Aug 22, 2023
NEC Corporation
Junqiang Hu
G01 - MEASURING TESTING
Information
Patent Grant
Method and device for reconstructing a backscattered electromagneti...
Patent number
11,725,965
Issue date
Aug 15, 2023
Febus Optics
Gaëtan Calbris
G01 - MEASURING TESTING
Information
Patent Grant
Event statistic generation method and apparatus for intrusion detec...
Patent number
11,710,390
Issue date
Jul 25, 2023
AVA RISK GROUP LIMITED
Seedahmed Mahmoud
G08 - SIGNALLING
Information
Patent Grant
Monitoring unit for monitoring a linear asset and method for monito...
Patent number
11,674,826
Issue date
Jun 13, 2023
FRAUSCHER SENSORTECHNIK GmbH
Martin Rosenberger
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Manhole position specification method and manhole position specific...
Patent number
11,644,347
Issue date
May 9, 2023
Nippon Telegraph and Telephone Corporation
Tatsuya Okamoto
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Fiber phase sensing using a ladder topology
Patent number
11,512,986
Issue date
Nov 29, 2022
Nokia Solutions and Networks Oy
Elie Awwad
G01 - MEASURING TESTING
Information
Patent Grant
Distributed fibre optic sensing
Patent number
11,493,367
Issue date
Nov 8, 2022
OPTASENSE HOLDINGS LIMITED
Sara Carver
G01 - MEASURING TESTING
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Patent Grant
Determining structural tomographic properties of a geologic formation
Patent number
11,467,026
Issue date
Oct 11, 2022
Saudi Arabian Oil Company
Howard K. Schmidt
E21 - EARTH DRILLING MINING
Information
Patent Grant
Distributed sensing apparatus
Patent number
11,469,816
Issue date
Oct 11, 2022
LUNA INNOVATIONS GERMANY GMBH
Thorben Jostmeier
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for detecting a disturbance in a medium based...
Patent number
11,431,409
Issue date
Aug 30, 2022
AT&T Intellectual Property II, L.P.
Justin Hayward
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Brillouin and rayleigh distributed sensor
Patent number
11,422,060
Issue date
Aug 23, 2022
VIAVI Solutions Inc.
Vincent Lecoeuche
G01 - MEASURING TESTING
Information
Patent Grant
OTDR receive device with connectivity feedback
Patent number
11,405,101
Issue date
Aug 2, 2022
Exfo Inc.
Mario L'Heureux
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Distributed sensing over switched optical fiber networks
Patent number
11,387,898
Issue date
Jul 12, 2022
NEC Corporation
Ting Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Event statistic generation method and apparatus for intrusion detec...
Patent number
11,373,493
Issue date
Jun 28, 2022
AVA RISK GROUP LIMITED
Seedahmed Mahmoud
G08 - SIGNALLING
Information
Patent Grant
Multi-parameter distributed fiber optic sensor system and methods o...
Patent number
11,320,291
Issue date
May 3, 2022
ADVANCED OPTO-MECHANICAL SYSTEMS AND TECHNOLOGIES INC.
Hamid Alemohammad
G01 - MEASURING TESTING
Information
Patent Grant
High sensitivity fiber optic based detection
Patent number
11,293,865
Issue date
Apr 5, 2022
Carrier Corporation
Michael J. Birnkrant
G01 - MEASURING TESTING
Information
Patent Grant
Monitoring humidity measurement system and monitoring humidity meas...
Patent number
11,280,643
Issue date
Mar 22, 2022
NEUBREX CO., LTD.
Masanori Nakamichi
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for motion compensation in interferometric sen...
Patent number
11,193,751
Issue date
Dec 7, 2021
Intuitive Surgical Operations, Inc.
Mark E. Froggatt
G01 - MEASURING TESTING
Information
Patent Grant
Triggering with optical shape sensing fiber
Patent number
11,191,593
Issue date
Dec 7, 2021
Koninklijke Philips N.V.
Molly Lara Flexman
G01 - MEASURING TESTING
Information
Patent Grant
System for monitoring resin flow
Patent number
11,187,615
Issue date
Nov 30, 2021
AIRBUS OPERATIONS S.L.U.
Carlos De Miguel Giraldo
G01 - MEASURING TESTING
Information
Patent Grant
Optical fiber sensor and analysis method
Patent number
11,143,528
Issue date
Oct 12, 2021
NEC Corporation
Tomoyuki Hino
G01 - MEASURING TESTING
Information
Patent Grant
Optical fiber monitoring method, and optical fiber monitoring system
Patent number
11,112,332
Issue date
Sep 7, 2021
Nippon Telegraph and Telephone Corporation
Yusuke Koshikiya
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND APPARATUS FOR SUPPRESSION OF NOISE DUE TO LOCAL OSCILLAT...
Publication number
20240159574
Publication date
May 16, 2024
Alcatel Submarine Networks
Erlend Ronnekleiv
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CORRECTION SYSTEM, CORRECTION APPARATUS, AND CORRECTION METHOD
Publication number
20240151559
Publication date
May 9, 2024
NEC Corporation
Tadayuki Iwano
G01 - MEASURING TESTING
Information
Patent Application
FLEXIBLE AND RAPID DEPLOYABLE FIELD MONITORING SYSTEM
Publication number
20240118116
Publication date
Apr 11, 2024
NEC Laboratories America, Inc.
Philip JI
G01 - MEASURING TESTING
Information
Patent Application
POSITIONING METHOD OF ELECTRIC POLE AND ESTIMATING METHOD OF THE ST...
Publication number
20240118126
Publication date
Apr 11, 2024
Nippon Telegraph and Telephone Corporation
Tatsuya OKAMOTO
G01 - MEASURING TESTING
Information
Patent Application
POST-PROCESSING METHOD TO EXTEND THE FUNCTIONAL RANGE OF OPTICAL BA...
Publication number
20240094063
Publication date
Mar 21, 2024
UT-Battelle, LLC
Daniel C. Sweeney
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FIBER SENSING SYSTEM, HOST SENSING DEVICE, REMOTE SENSING D...
Publication number
20240060802
Publication date
Feb 22, 2024
NEC Corporation
Yukihide YODA
G01 - MEASURING TESTING
Information
Patent Application
Method and Apparatus for Optical Sensing
Publication number
20240011824
Publication date
Jan 11, 2024
Silixa Ltd.
Mahmoud Farhadiroushan
E21 - EARTH DRILLING MINING
Information
Patent Application
LOSS ANALYSIS DEVICE AND LOSS ANALYSIS METHOD
Publication number
20230400334
Publication date
Dec 14, 2023
Anritsu Corporation
Ryota TAKASU
G01 - MEASURING TESTING
Information
Patent Application
HIGH RESOLUTION 2D INDOOR LOCALIZATION WITH FIBER OPTIC SENSOR
Publication number
20230375376
Publication date
Nov 23, 2023
NEC Laboratories America, Inc.
Yueheng CHEN
G01 - MEASURING TESTING
Information
Patent Application
AUTOMATIC FIBER LOSS DETECTION USING COHERENT OTDR
Publication number
20230375377
Publication date
Nov 23, 2023
NEC Laboratories America, Inc.
Philip JI
G01 - MEASURING TESTING
Information
Patent Application
Telecom Cable Tension Screening Technique Based on Wave Propagation...
Publication number
20230375375
Publication date
Nov 23, 2023
NEC Laboratories America, Inc.
Yangmin DING
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEM TO MEASURE COIL LOCATIONS AND LENGTHS ON AERIAL FIBER CABLES...
Publication number
20230366703
Publication date
Nov 16, 2023
NEC Laboratories America, Inc.
Yue TIAN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL FREQUENCY DOMAIN REFLECTOMETRY APPARATUS AND METHOD
Publication number
20230341245
Publication date
Oct 26, 2023
Nippon Telegraph and Telephone Corporation
Tatsuya Okamoto
G01 - MEASURING TESTING
Information
Patent Application
SELF-HETERODYNE PHI-OTDR SYSTEM WITH FREE MULTI-SPATIAL RESOLUTION
Publication number
20230314188
Publication date
Oct 5, 2023
Nanjing University
Yixin ZHANG
G01 - MEASURING TESTING
Information
Patent Application
ENVIRONMENT INFORMATION ACQUISITION SYSTEM, ENVIRONMENT INFORMATION...
Publication number
20230283366
Publication date
Sep 7, 2023
NEC Corporation
Yutaka YANO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FIBER IDENTIFICATION WITHOUT CUT POINT USING DISTRIBUTED FIBER OPTI...
Publication number
20230152130
Publication date
May 18, 2023
NEC Laboratories America, Inc.
Ming-Fang HUANG
G01 - MEASURING TESTING
Information
Patent Application
UNDERGROUND CABLE LOCALIZATION BY FAST TIME SERIES TEMPLATE MATCHING
Publication number
20230142932
Publication date
May 11, 2023
NEC Laboratories America, Inc.
Shaobo HAN
G01 - MEASURING TESTING
Information
Patent Application
SYSTEM FOR MEASURING MICROBENDS AND ARBITRARY MICRODEFORMATIONS ALO...
Publication number
20230137926
Publication date
May 4, 2023
OFS FITEL, LLC
Raja A Ahmad
G01 - MEASURING TESTING
Information
Patent Application
Wireline Optical Fiber Sensing
Publication number
20230072270
Publication date
Mar 9, 2023
Silixa Ltd.
Craig Milne
G01 - MEASURING TESTING
Information
Patent Application
MEASUREMENT SYSTEM, MEASUREMENT DEVICE, AND MEASUREMENT METHOD
Publication number
20230043442
Publication date
Feb 9, 2023
NEC Corporation
Yutaka YANO
G01 - MEASURING TESTING
Information
Patent Application
LOCATION DETERMINATION OF DEPLOYED FIBER CABLES USING DISTRIBUTED F...
Publication number
20230028676
Publication date
Jan 26, 2023
NEC Laboratories America, Inc.
Ming-Fang HUANG
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FIBER SENSING SYSTEM, RELAY DEVICE, AND SENSING METHOD
Publication number
20220399938
Publication date
Dec 15, 2022
NEC Corporation
Yutaka YANO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL FIBER SENSING SYSTEM, OPTICAL FIBER SENSING METHOD, AND OPT...
Publication number
20220397449
Publication date
Dec 15, 2022
NEC Corporation
Tadayuki IWANO
G01 - MEASURING TESTING
Information
Patent Application
CABLE SYSTEM
Publication number
20220397431
Publication date
Dec 15, 2022
NEC Corporation
Yutaka Yano
G01 - MEASURING TESTING
Information
Patent Application
EVENT STATISTIC GENERATION METHOD AND APPARATUS FOR INTRUSION DETEC...
Publication number
20220309888
Publication date
Sep 29, 2022
AVA RISK GROUP LIMITED
Seedahmed MAHMOUD
G08 - SIGNALLING
Information
Patent Application
STREET LIGHT OPERATING STATUS MONITORING USING DISTRIBUTED OPTICAL...
Publication number
20220283001
Publication date
Sep 8, 2022
NEC Laboratories America, Inc.
Yangmin DING
G01 - MEASURING TESTING
Information
Patent Application
MULTILINEAR DOMAIN-SPECIFIC DOMAIN GENERALIZATION
Publication number
20220247146
Publication date
Aug 4, 2022
NEC Laboratories America, Inc.
Shaobo HAN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SPATIAL AVERAGING METHOD FOR COHERENT DISTRIBUTED ACOUSTIC SENSING
Publication number
20220187121
Publication date
Jun 16, 2022
NEC Laboratories America, Inc.
Junqiang HU
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FIBER SENSOR, AND MONITORING SYSTEM
Publication number
20220170766
Publication date
Jun 2, 2022
NEC Corporation
Tomoyuki HINO
G01 - MEASURING TESTING
Information
Patent Application
MONITORING SYSTEM, MONITORING DEVICE, MONITORING METHOD, AND NON-TR...
Publication number
20220171082
Publication date
Jun 2, 2022
NEC Corporation
Yukihide YODA
G01 - MEASURING TESTING