EXFO Inc.

Canada


 
Quantité totale PI 166
Quantité totale incluant filiales 175 (+ 9 pour les filiales)
Rang # Quantité totale PI 7 685
Note d'activité PI 2,8/5.0    97
Rang # Activité PI 7 207
Activité incl filiales 2,5/5.0    100
Symbole boursier
ISIN CA3020461073
Capitalisation 131M  (CAD)
Industrie Communication Equipment
Secteur Technology
Classe Nice dominante Appareils et instruments scienti...

Brevets

Marques

139 4
3 4
12 0
4
 
Dernier brevet 2024 - All-optical open cable osnr meas...
Premier brevet 1992 - Measurement of attenuation of op...
Dernière marque 2017 - EXFO
Première marque 1993 - INTERWATCH

Filiales

3 subsidiaries with IP (7 patents, 2 trademarks)

4 subsidiaries without IP

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Industrie (Classification de Nice)

Derniers inventions, produits et services

2024 Invention Adapter tip and microscope system for inspecting apc trans-duplex fiber-optic connectors. There ...
Invention Methods and systems for characterization of polarization-dependent loss or gain in optical links ...
2023 Invention All-optical open cable osnr measurement. There are herein provided methods and systems to charac...
Invention Method and apparatus of distributed acoustic sensing. There is provided a method and an apparatu...
Invention Mobile network synchronization domain anomaly identification and correlation. Systems and method...
Invention Adapter tip and microscope system for inspecting duplex fiber-optic connector endfaces. There is...
Invention Duplex optical power loss measurement using an adaptor device. There is provided herein a soluti...
2022 Invention Rf spectrum analyzer for tdd transmission that maintains synchronization between ul and dl with a...
Invention Automatic classification of correlated anomalies from a network through interpretable clustering....
Invention Early detection of quality control test failures for manufacturing end-to-end testing optimizatio...
Invention Communication network performance and fault analysis using learning models with model interpretat...
Invention Automatic root cause diagnosis in networks. An embodiment may involve: (i) obtaining a set of dat...
Invention Detection, characterization, and prediction of recurring events with missing occurrences using pa...
Invention Spectral averaging of otdr traces. There is provided a technique to reduce the Rayleigh coherence...
Invention System and method for assisting in fiber optic splices. There is provided a system and a method f...
Invention Injecting analytics into network repository function (nrf) for automated management of 5g core. ...
Invention Identification of clusters of elements causing network performance degradation or outage. An embo...
Invention Visual fiber finder for sequencing optical fiber testing. There is provided optical power loss me...
Invention Peak selection assistance for rf spectrum analysis. In order to improve the analysis of the RF i...
2021 Invention Automated calibration of qoe assessment between content delivery network (cdn) entities. The pres...
Invention Optical fiber endface inspection microscope having a swappable optical head. There is provided an...
Invention Optical fiber endface inspection microscope having a dual illumination source. There are provide...
Invention Testing optical fiber link continuity using otdr backscattering patterns. There are provided meth...
Invention Portable test instrument
Invention Optical fiber endface inspection microscope having adapter tip detection and autoconfiguration. T...
Invention Optical-fiber device for one-cord reference optical power loss measurement. There are provided he...
Invention Adapter tip and microscope system for inspection of fiber-optic connector endfaces. There is prov...
Invention Optical fiber recognition using backscattering pattern. There are provided methods and systems th...
Invention Over-the-top media service testing and qoe issues isolation. A method for Over-The-Top (OTT) medi...
Invention Utilizing augmented reality to virtually trace cables. Systems and methods for utilizing Augmente...
Invention Optical test instrument with removable cartridge. An optical test instrument, in combination with...
Invention Test method for characterizing an optical fiber link. There is provided a test method and system ...
Invention Transceiver agnostic gosnr measurement. m is derived. The GOSNR is then obtained from these results.
Invention Method and system for determining root-cause diagnosis of events occurring during the operation o...
Invention Detection, characterization, and prediction of real-time events occurring approximately periodica...
Invention Method and device for estimating a number of distinct subscribers of a telecommunication network ...
2020 Invention Automated narrow peak interference severity estimation. A method comprising obtaining, via a test...
Invention Otdr receive device with connectivity feedback. There is provided an OTDR receive device and an O...
Invention Display screen or portion thereof with graphical user interface
Invention Offset nulling for optical power meters. There is provided an optical power measurement method, a...
Invention Signature recognition on optical-fiber connector endfaces. There is therefore provided a method, ...
Invention Duplicate otdr measurement detection. There is provided a method, system and computer program for...
Invention Timeline visualization and investigation systems and methods for time lasting events. Visualizati...
Invention Test device with both otdr and wdm power meter modes. There is provided a test device and a test ...
Invention Otdr method for end-to-end optical fiber link characterization. There is therefore provided an OT...
2019 Invention Automatic root cause diagnosis in networks based on hypothesis testing. An embodiment may involve...
Invention Otdr receive device with connectivity feedback. There is provided an OTDR receive device, an OTDR...
2017 P/S Computer hardware and software; test equipment hardware; mobile device software applications; com...
2016 P/S Test equipment hardware, namely, power meters, optical loss testers, optical light sources tunabl...
2006 P/S Removable fibre detector (apparatus) used to locate and identify a specific active or non-active ...
P/S Fiber-optic clip-on handheld electronic test set used in fiber-optic installation and maintenance...
2000 P/S Fiberoptic test equipment, namely power meters; tabletop non-modular power meters; tabletop modul...
P/S fiberoptic test equipment, namely, power meters; tabletop non-modular power meters; tabletop modu...
1999 P/S Computer software on CD ROM, floppy disks, hard drives or accessible by electronic memory, for mo...
1997 P/S Fibre-optic apparatus for testing and measuring; platforms; reflectometers; optical sources; watt...
P/S Appareils de test et de mesure sur fibre optique; plateformes; réflectomètres; sources optiques; ...
1993 P/S Computer communications software for testing LAN (locate area networks) and WAN (wide area networ...