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G01M11/3145
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G01
Measuring instruments
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TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR
G01M11/00
Testing of optical apparatus Testing structures by optical methods not otherwise provided for
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G01M11/3145
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Patents Grants
last 30 patents
Information
Patent Grant
Signal detection method and optical time-domain reflectometer
Patent number
12,181,370
Issue date
Dec 31, 2024
Huawei Technologies Co., Ltd.
Chao Pan
G01 - MEASURING TESTING
Information
Patent Grant
Method for suppressing coherent and polarization-induced fading by...
Patent number
12,117,361
Issue date
Oct 15, 2024
Nanjing University
Yixin Zhang
G01 - MEASURING TESTING
Information
Patent Grant
Spectral averaging of OTDR traces
Patent number
12,050,150
Issue date
Jul 30, 2024
Exfo Inc.
Michel Leclerc
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical pulse tester
Patent number
12,025,530
Issue date
Jul 2, 2024
Yokogawa Electric Corporation
Akira Takikawa
G01 - MEASURING TESTING
Information
Patent Grant
Fiber optic test methods, fiber optic test equipment, and programs
Patent number
12,007,298
Issue date
Jun 11, 2024
Nippon Telegraph and Telephone Corporation
Nazuki Honda
G01 - MEASURING TESTING
Information
Patent Grant
Estimating nonlinear phase shift in a multi-span fiber-optic link u...
Patent number
11,971,323
Issue date
Apr 30, 2024
Ciena Corporation
Rongqing Hui
G01 - MEASURING TESTING
Information
Patent Grant
Automatic optical time-domain reflectometer (OTDR)-based testing of...
Patent number
11,923,894
Issue date
Mar 5, 2024
Viavi Solutions Inc.
Julien Barrier
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Real-equivalent-time oscilloscope with time domain reflectometer
Patent number
11,898,927
Issue date
Feb 13, 2024
Tektronix, Inc.
Kan Tan
G01 - MEASURING TESTING
Information
Patent Grant
Long-distance optical fiber detecting method, apparatus, device and...
Patent number
11,901,937
Issue date
Feb 13, 2024
Accelink Technologies Co., Ltd.
Qi Zhou
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Fiber span characterization utilizing paired optical time domain re...
Patent number
11,885,707
Issue date
Jan 30, 2024
II-VI DELAWARE, INC.
Michael J. Cahill
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Fiber-optic testing source and fiber-optic testing receiver for mul...
Patent number
11,860,058
Issue date
Jan 2, 2024
Viavi Solutions Inc.
Joachim Lönne
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical systems and methods for locating query symbols in a referen...
Patent number
11,846,564
Issue date
Dec 19, 2023
Western Digital Technologies, Inc.
Justin Kinney
G01 - MEASURING TESTING
Information
Patent Grant
Fiber optic cable location system and method
Patent number
11,846,563
Issue date
Dec 19, 2023
VIAVI SOLUTIONS FRANCE SAS
Andre Champavere
G01 - MEASURING TESTING
Information
Patent Grant
Optical pulse reflectometry and optical pulse reflectometer
Patent number
11,828,676
Issue date
Nov 28, 2023
Nippon Telegraph and Telephone Corporation
Atsushi Nakamura
G01 - MEASURING TESTING
Information
Patent Grant
Estimating nonlinear phase shift in a multi-span fiber-optic link u...
Patent number
11,821,807
Issue date
Nov 21, 2023
Ciena Corporation
Rongqing Hui
G01 - MEASURING TESTING
Information
Patent Grant
Signature recognition on optical-fiber connector endfaces
Patent number
11,821,808
Issue date
Nov 21, 2023
Exfo Inc.
Olivier Cote
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multiple front-end device based high speed optical time domain refl...
Patent number
11,808,660
Issue date
Nov 7, 2023
VIAVI SOLUTIONS FRANCE SAS
Andre Champavere
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Parallel optics based optical time domain reflectometer acquisition
Patent number
11,808,659
Issue date
Nov 7, 2023
Viavi Solutions Inc.
Vincent Lecoeuche
G01 - MEASURING TESTING
Information
Patent Grant
Systems and methods for determining fiber cable geographic locations
Patent number
11,802,810
Issue date
Oct 31, 2023
Verizon Patent and Licensing Inc.
Tiejun J. Xia
G01 - MEASURING TESTING
Information
Patent Grant
Fiber optic virtual sensing system and method
Patent number
11,768,127
Issue date
Sep 26, 2023
VIAVI SOLUTIONS FRANCE SAS
Andre Champavere
G01 - MEASURING TESTING
Information
Patent Grant
Optical pulse testing device and optical pulse testing method
Patent number
11,754,465
Issue date
Sep 12, 2023
Nippon Telegraph and Telephone Corporation
Atsushi Nakamura
G01 - MEASURING TESTING
Information
Patent Grant
System and method for performing in-service optical network certifi...
Patent number
11,742,943
Issue date
Aug 29, 2023
Alexander Soto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical fiber recognition using backscattering pattern
Patent number
11,650,128
Issue date
May 16, 2023
Exfo Inc.
Michel Leclerc
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical time-domain reflectometer device including combined trace d...
Patent number
11,650,127
Issue date
May 16, 2023
VIAVI SOLUTIONS FRANCE SAS
Jean Paul Bonche
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Overcoming OTDR dead zones using a few-mode fiber
Patent number
11,624,681
Issue date
Apr 11, 2023
Saudi Arabian Oil Company
Frode Hveding
G01 - MEASURING TESTING
Information
Patent Grant
Optical pulse testing method and optical pulse testing device
Patent number
11,598,692
Issue date
Mar 7, 2023
Nippon Telegraph and Telephone Corporation
Atsushi Nakamura
G01 - MEASURING TESTING
Information
Patent Grant
Optical time domain reflectometer (OTDR)-based classification for f...
Patent number
11,573,152
Issue date
Feb 7, 2023
Cisco Technology, Inc.
Pietro Invernizzi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Automatic Optical Time-Domain Reflectometer (OTDR)-based testing of...
Patent number
11,515,938
Issue date
Nov 29, 2022
VIAVI Solutions Inc.
Julien Barrier
G01 - MEASURING TESTING
Information
Patent Grant
System and method for performing in-service optical network certifi...
Patent number
11,489,589
Issue date
Nov 1, 2022
Alexander Soto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical time domain reflectometer, test method of optical transmiss...
Patent number
11,483,067
Issue date
Oct 25, 2022
NEC Corporation
Yuhei Matsumoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL TRANSMISSION LINE TEST EQUIPMENT AND TEST METHOD
Publication number
20240426703
Publication date
Dec 26, 2024
Nippon Telegraph and Telephone Corporation
Atsushi NAKAMURA
G01 - MEASURING TESTING
Information
Patent Application
CONNECTION LOSS DIFFERENCE MEASUREMENT METHOD, EQUIPMENT AND PROGRAM
Publication number
20240418601
Publication date
Dec 19, 2024
Nippon Telegraph and Telephone Corporation
Atsushi NAKAMURA
G01 - MEASURING TESTING
Information
Patent Application
DEVICE AND METHOD FOR CONVEYING AND LIVE CONTROLLING OF LIGHT BEAMS
Publication number
20240337559
Publication date
Oct 10, 2024
Centre National de la Recherche Scientifique
Esben Ravn ANDRESEN
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FIBER SENSOR AND CHANGE DETECTION METHOD
Publication number
20240288335
Publication date
Aug 29, 2024
NEC Corporation
Wataru KOHNO
G01 - MEASURING TESTING
Information
Patent Application
Fiber Span Characterization Utilizing Paired Optical Time Domain Re...
Publication number
20240110845
Publication date
Apr 4, 2024
II-VI Delaware, Inc.
Michael J. Cahill
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Pluggable Optical Time Domain Reflectometer
Publication number
20240068905
Publication date
Feb 29, 2024
II-VI Delaware, Inc.
Ian Peter McClean
G01 - MEASURING TESTING
Information
Patent Application
FIBER OPTIC CABLE LOCATION SYSTEM AND METHOD
Publication number
20240060852
Publication date
Feb 22, 2024
Viavi Solutions France SAS
Andre Champavere
G02 - OPTICS
Information
Patent Application
OPTICAL PULSE TEST DEVICE AND OPTICAL PULSE TEST METHOD
Publication number
20230400383
Publication date
Dec 14, 2023
Anritsu Corporation
Ryota TAKASU
G01 - MEASURING TESTING
Information
Patent Application
ESTIMATING NONLINEAR PHASE SHIFT IN A MULTI-SPAN FIBER-OPTIC LINK U...
Publication number
20230400382
Publication date
Dec 14, 2023
CIENA CORPORATION
Rongqing HUI
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL SYSTEMS AND METHODS FOR LOCATING QUERY SYMBOLS IN A REFEREN...
Publication number
20230358636
Publication date
Nov 9, 2023
Western Digital Technologies, Inc.
Justin Kinney
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR SUPPRESSING COHERENT AND POLARIZATION-INDUCED FADING BY...
Publication number
20230273092
Publication date
Aug 31, 2023
Nanjing University
Yixin ZHANG
G01 - MEASURING TESTING
Information
Patent Application
In-Service OTDR trace monitoring for change of fiber and Raman gain...
Publication number
20230236086
Publication date
Jul 27, 2023
CIENA CORPORATION
Yinqing Pei
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL SIGNAL DETECTION APPARATUS AND METHOD AND RELATED DEVICE
Publication number
20230213408
Publication date
Jul 6, 2023
Huawei Technologies Co., Ltd
Fei CHEN
G01 - MEASURING TESTING
Information
Patent Application
SYSTEM AND METHOD FOR PERFORMING IN-SERVICE OPTICAL NETWORK CERTIFI...
Publication number
20230127870
Publication date
Apr 27, 2023
Alexander Soto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FIBER ELEMENT OFFSET LENGTH-BASED OPTICAL REFLECTOR PEAK ANALYSIS
Publication number
20230084406
Publication date
Mar 16, 2023
VIAVI SOLUTIONS INC.
Patrick FARAJ
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
AUTOMATIC OPTICAL TIME-DOMAIN REFLECTOMETER (OTDR)-BASED TESTING OF...
Publication number
20230050598
Publication date
Feb 16, 2023
VIAVI SOLUTIONS INC.
Julien BARRIER
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Signal Detection Method and Optical Time-Domain Reflectometer
Publication number
20230031468
Publication date
Feb 2, 2023
Huawei Technologies Co., Ltd
Chao Pan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR EXTRACTING INFORMATION FROM AN OPTICAL SIGNAL
Publication number
20220381644
Publication date
Dec 1, 2022
Ariel Scientific Innovations Ltd.
Shmuel STERNKLAR
G01 - MEASURING TESTING
Information
Patent Application
REAL-EQUIVALENT-TIME OSCILLOSCOPE WITH TIME DOMAIN REFLECTOMETER
Publication number
20220357237
Publication date
Nov 10, 2022
Tektronix, Inc.
Kan Tan
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL PULSE TESTER
Publication number
20220341812
Publication date
Oct 27, 2022
YOKOGAWA ELECTRIC CORPORATION
Haruyoshi UCHIYAMA
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL PULSE TESTER
Publication number
20220341813
Publication date
Oct 27, 2022
YOKOGAWA ELECTRIC CORPORATION
Akira TAKIKAWA
G01 - MEASURING TESTING
Information
Patent Application
ESTIMATING NONLINEAR PHASE SHIFT IN A MULTI-SPAN FIBER-OPTIC LINK U...
Publication number
20220236140
Publication date
Jul 28, 2022
CIENA CORPORATION
Rongqing HUI
G01 - MEASURING TESTING
Information
Patent Application
AUTOMATIC OPTICAL TIME-DOMAIN REFLECTOMETER (OTDR)-BASED TESTING OF...
Publication number
20220140895
Publication date
May 5, 2022
VIAVI Solutions Inc.
Julien BARRIER
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL PULSE TESTING DEVICE AND OPTICAL PULSE TESTING METHOD
Publication number
20220120635
Publication date
Apr 21, 2022
Nippon Telegraph and Telephone Corporation
Atsushi NAKAMURA
G02 - OPTICS
Information
Patent Application
MULTIPLE FRONT-END DEVICE BASED HIGH SPEED OPTICAL TIME DOMAIN REFL...
Publication number
20220090984
Publication date
Mar 24, 2022
Viavi Solutions France SAS
Andre CHAMPAVERE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FIBER OPTIC CABLE LOCATION SYSTEM AND METHOD
Publication number
20220050013
Publication date
Feb 17, 2022
Viavi Solutions France SAS
Andre Champavere
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FIBER RECOGNITION USING BACKSCATTERING PATTERN
Publication number
20210404909
Publication date
Dec 30, 2021
EXFO INC.
Michel LECLERC
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FIBER OPTIC VIRTUAL SENSING SYSTEM AND METHOD
Publication number
20210381927
Publication date
Dec 9, 2021
Viavi Solutions France SAS
Andre Champavere
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FIBER SENSOR INCLUDING COMBINED TRACE DISPLAY
Publication number
20210270696
Publication date
Sep 2, 2021
Viavi Solutions France SAS
Jean Paul BONCHE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FIBER-OPTIC TESTING SOURCE AND FIBER-OPTIC TESTING RECEIVER FOR MUL...
Publication number
20210239568
Publication date
Aug 5, 2021
VIAVI Solutions Inc.
Joachim LONNE
G01 - MEASURING TESTING