Xavier Kestelyn

Publications

Pré-publication, Document de travail (1)

The M-Tensor Format: Optimality in High Dimensional Regression for Nonlinear Models with Scarce Data Rémi Cloarec,Sebastian Rodriguez,Xavier Kestelyn,Francisco Chinesta 2026 Pré-publication, Document de travail hal-05500936v1

Poster de conférence (1)

A New Low Rank Tensor Format for High Dimensional Sparse Regression Rémi Cloarec,Sebastian Rodriguez,Lila Achour,Xavier Kestelyn,Francisco Chinesta Mortech 2025, 7th International Workshop on Model Order Reduction Techniques, Nov 2025, Zaragoza (Universidad de Zaragoza), Spain Poster de conférence hal-05546159v1

Article dans une revue (31)

Topological Data Analysis for fault classification on transmission lines Eloi Gravot,Sergio Torregrosa,Nicolas Hascoët,Xavier Kestelyn,Francisco Chinesta Electric Power Systems Research, 2025, 248, pp.111915. ⟨10.1016/j.epsr.2025.111915⟩ Article dans une revue hal-05263230v1
A fault ride-through strategy for grid-forming converters under symmetrical and asymmetrical grid faults Xianxian Zhao,Xavier Kestelyn,Damian Flynn Electric Power Systems Research, 2024, 235, pp.110672. ⟨10.1016/j.epsr.2024.110672⟩ Article dans une revue hal-05263237v1
Learning Data-Driven Stable Corrections of Dynamical Systems—Application to the Simulation of the Top-Oil Temperature Evolution of a Power Transformer Chady Ghnatios,Xavier Kestelyn,Guillaume Denis,Victor Champaney,Francisco Chinesta Energies, 2023, 16 (15), pp.5790. ⟨10.3390/en16155790⟩ Article dans une revue hal-05263253v1
State Residualisation and Kron Reduction for Model Order Reduction of Energy Systems Xianxian Zhao,Xavier Kestelyn,Quentin Cossart,Frédéric Colas,Damian Flynn Applied Sciences, 2023, 13 (11), pp.6593. ⟨10.3390/app13116593⟩ Article dans une revue hal-05263258v1
Solving Magnetodynamic Problems via Normal Form Method Nnaemeka S. Ugwuanyi,Stéphane Clenet,Xavier Kestelyn,Olivier Thomas IEEE Transactions on Magnetics, 2022, 58 (9), 4p. ⟨10.1109/tmag.2022.3161057⟩ Article dans une revue hal-03770793v1
A normal form-based power system out-of-step protection Nnaemeka Sunday Ugwuanyi,Xavier Kestelyn,Olivier Thomas,Bogdan Marinescu,Bin Wang Electric Power Systems Research, 2022, 208, pp.107873. ⟨10.1016/j.epsr.2022.107873⟩ Article dans une revue hal-04476549v1
A Novel Event- and Non-Projection-Based Approximation Technique by State Residualization for the Model Order Reduction of Power Systems With a High Renewable Energies Penetration Quentin Cossart,Frederic Colas,Xavier Kestelyn IEEE Transactions on Power Systems, 2022, 37 (4), pp.3221-3229. ⟨10.1109/TPWRS.2020.3010891⟩ Article dans une revue hal-05263269v1
Current limiting algorithms and transient stability analysis of grid-forming VSCs Taoufik Qoria,François Gruson,Fréderic Colas,Xavier Kestelyn,Xavier Guillaud Electric Power Systems Research, 2020, 189, pp.106726 -. ⟨10.1016/j.epsr.2020.106726⟩ Article dans une revue hal-03491331v1
A New Fast Track to Nonlinear Modal Analysis of Power System Using Normal Form Nnaemeka Sunday Ugwuanyi,Xavier Kestelyn,Olivier Thomas,Bogdan Marinescu,Arturo Roman Messina IEEE Transactions on Power Systems, 2020, pp.10. ⟨10.1109/TPWRS.2020.2967452⟩ Article dans une revue hal-02458116v1
Power System Nonlinear Modal Analysis Using Computationally Reduced Normal Form Method Nnaemeka Sunday Ugwuanyi,Xavier Kestelyn,Bogdan Marinescu,Olivier Thomas Energies, 2020, ⟨10.3390/en13051249⟩ Article dans une revue hal-02516517v1
Model predictive optimal control considering current and voltage limitations: Real-time validation using OPAL-RT technologies and five-phase permanent magnet synchronous machines Mario Bermudez Guzman,Oleg Gomozov,Xavier Kestelyn,Federico Barrero,Ngac Ky Nguyenet al. Mathematics and Computers in Simulation, 2019, 158, pp.148-161. ⟨10.1016/j.matcom.2018.07.005⟩ Article dans une revue hal-02052474v1
Predictive controller considering electrical constraints: a case example for five-phase induction machines Mario Bermúdez,Cristina Martín,Federico Barrero,Xavier Kestelyn IET Electric Power Applications, 2019, pp.12. ⟨10.1049/iet-epa.2018.5873⟩ Article dans une revue hal-02163331v1
A New Control Strategy of 5-Phase PM Motor under Open-Circuited Phase Based on High Order Sliding Mode and Current References Real-Time Generation Fatiha Mekri,Seifeddine Ben Elghali,Jean-Frédéric Charpentier,Xavier Kestelyn,Mohamed Benbouzid Electric Power Components and Systems, 2019, 47 (3), pp.261-274. ⟨10.1080/15325008.2019.1580800⟩ Article dans une revue hal-03598728v1
An Accurate Third-Order Normal Form Approximation for Power System Nonlinear Analysis Tian Tian,Xavier Kestelyn,Olivier Thomas,Hiroyuki Amano,Arturo Roman Messina IEEE Transactions on Power Systems, 2018, 33 (2), pp.2128-2139. ⟨10.1109/TPWRS.2017.2737462⟩ Article dans une revue hal-02147596v1
An Experimental Assessment of Open-Phase Fault-Tolerant Virtual-Vector-Based Direct Torque Control in Five-Phase Induction Motor Drives Mario Bermudez Guzman,Ignacio Gonzalez Prieto,Federico Barrero,Hugo Guzman,Xavier Kestelynet al. IEEE Transactions on Power Electronics, 2017, 33 (3), pp.2774 - 2784 Article dans une revue hal-01899369v1
Open-Phase Fault-Tolerant Direct Torque Control Technique for Five-Phase Induction Motor Drives Mario Bermudez Guzman,Ignacio Gonzalez Prieto,Federico Barrero,Hugo Guzman,Mario Javier Duranet al. IEEE Transactions on Industrial Electronics, 2017, 64 (2), pp.902 - 911. ⟨10.1109/TIE.2016.2610941⟩ Article dans une revue hal-03165206v1
Sensitivity of predictive controllers to parameter variation in five-phase induction motor drives Cristina Martin,Mario Bermudez Guzman,Federico Barrero,Manuel R. Arahal,Xavier Kestelynet al. Control Engineering Practice, 2017, 68, pp.23-31 Article dans une revue hal-01899200v1
Variable speed Control under Voltage and Current Limits of a 5-phase PMSM drive in Healthy and Open-Circuited Modes Ousmane Fall,Jean Frederic Charpentier,Ngac Ky Nguyen,Paul Letellier,Eric Semailet al. Electric Power Systems Research, 2016, 140, pp.507-516. ⟨10.1016/j.epsr.2016.05.024⟩ Article dans une revue hal-01390937v1
Fault-Tolerant Operation of an Open-End Winding Five-Phase PMSM Drive with Short-Circuit Inverter Fault Ngac Ky Nguyen,Fabien Meinguet,Eric Semail,Xavier Kestelyn IEEE Transactions on Industrial Electronics, 2015, pp.11 Article dans une revue hal-01107887v1
A change-detection algorithm for short-circuit fault detection in closed-loop AC drives Fabien Meinguet,Eric Semail,Xavier Kestelyn,Yves Mollet,Johan Gyselinck IET Electric Power Applications, 2014, pp.27 Article dans une revue hal-00867283v1
Control Strategies for Open-End Winding Drives Operating in the Flux-Weakening Region Paul Sandulescu,Fabien Meinguet,Xavier Kestelyn,Eric Semail,Antoine Bruyère IEEE Transactions on Power Electronics, 2013, 99, pp.1-14. ⟨10.1109/TPEL.2013.2283107⟩ Article dans une revue hal-00876143v1
Model-based decoupling control method for dual-drive gantry stages : A case study with experimental validations Iván García-Herreros,Xavier Kestelyn,Julien Gomand,Pierre-Jean Barre Control Engineering Practice, 2013, Volume 21 (Issue 3), pp.Pages 298-307. ⟨10.1016/j.conengprac.2012.10.010⟩ Article dans une revue hal-01081415v1
Flux-weakening operation of open-end winding drive integrating a cost effective high-power charger Paul Sandulescu,Fabien Meinguet,Xavier Kestelyn,Eric Semail,Antoine Bruyere IET Electrical Systems in Transportation, 2013, pp.26 Article dans une revue hal-00790157v1
A Method for Fault Detection and Isolation based on the Processing of Multiple Diagnostic Indices: Application to Inverter Faults in AC Drives Fabien Meinguet,Paul Sandulescu,Xavier Kestelyn,Eric Semail IEEE Transactions on Vehicular Technology, 2013, pp.15. ⟨10.1109/TVT.2012.2234157⟩ Article dans une revue hal-00783424v1
Étude comparative de différents correcteurs pour la commande optimale avec défauts d'une machine pentaphasée Fatiha Mekri,Jean-Frederic Charpentier,Xavier Kestelyn,Eric Semail European Journal of Electrical Engineering, 2012, 15 (4), pp.377-400. ⟨10.3166/ejee.15.377-400⟩ Article dans une revue hal-00804468v1
A Vectorial Approach for Generation of Optimal Current References for Multiphase Permanent-Magnet Synchronous Machines in Real Time Xavier Kestelyn,Eric Semail IEEE Transactions on Industrial Electronics, 2011, pp.5057-5065. ⟨10.1109/TIE.2011.2119454⟩ Article dans une revue hal-00785154v1
Modélisation causale pour la commande auto adaptée de machines alternatives triphasées en mode dégradé Yvan Crevits,Xavier Kestelyn,Betty Lemaire-Semail,Eric Semail European Journal of Electrical Engineering, 2010, 13 (6), pp.345-384. ⟨10.3166/ejee.13.345-384⟩ Article dans une revue hal-00817721v1
Vectorial Approach Based Control of a Seven-Phase Axial Flux Machine Designed for Fault Operation Fabrice Locment,Eric Semail,Xavier Kestelyn IEEE Transactions on Industrial Electronics, 2008, 55 (10), pp.3682-3691. ⟨10.1109/TIE.2008.925313⟩ Article dans une revue hal-00817669v1
Fault Tolerant Multiphase Electrical Drives: The Impact of Design Eric Semail,Xavier Kestelyn,Fabrice Locment European Physical Journal: Applied Physics, 2008, 43 (2), pp.159-162. ⟨10.1051/epjap:2008057⟩ Article dans une revue hal-00819009v1
Multi-phase System Supplied by SVM VSI: A New Fast Algorithm to Compute Duty Cycles Xavier Kestelyn,Eric Semail,Jean-Paul Hautier Multi-phase System Supplied by SVM VSI: A New Fast Algorithm to Compute Duty Cycles, 2004, 14 (3), pp.1-11 Article dans une revue hal-00820349v1
A Torque Estimator for a Switched Reluctance Motor using an Orthogonal Neural Network Xavier Kestelyn,Bruno Francois,Jean-Paul Hautier Electrical Engineering Research Report Journal, 2002, 14, pp.ISSN 1126-5310 Article dans une revue hal-04313945v1

Rapport (1)

Comment l'IA révolutionne les métiers d'ingénieur : l'essor de l'ingénierie générative André-Benoît de Jaegere,Benjamin Hamburger,Xavier Kestelyn,Céline Laval,Christophe Pennetieret al. Think Tank Arts & Métiers. 2025 Rapport (rapport d’expertise collective) hal-05483889v1

Communication dans un congrès (31)

Application of Normal Form Theory to Power Systems: A Proof of Concept of a Novel Structure-Preserving Approach Bin Wang,Xavier Kestelyn,Erfan Kharazian,Aurélien Grolet 2024 IEEE Power & Energy Society General Meeting (PESGM), Jul 2024, Seattle, France. pp.1-5, ⟨10.1109/PESGM51994.2024.10688514⟩ Communication dans un congrès hal-05263241v1
A Novel Method for Accelerating the Analysis of Nonlinear Behaviour of Power Grids using Normal Form Technique Nnaemeka Sunday Ugwuanyi,Xavier Kestelyn,Olivier Thomas,Bogdan Marinescu ISGT Europe, Sep 2019, Bucarest, Romania. ⟨10.1109/isgteurope.2019.8905682⟩ Communication dans un congrès hal-02516492v1
A priori error estimation of the structure-preserving modal model reduction by state residualization of a grid forming converter for use in 100% power electronics transmission systems Quentin Cossart,Frédéric Colas,Xavier Kestelyn The 15th international conference on AC and DC Power Transmission, Feb 2019, Coventry, United Kingdom. pp.1-6, ⟨10.1049/cp.2019.0067⟩ Communication dans un congrès hal-03170532v1
Simplified converters models for the analysis and simulation of large transmission systems using 100% power electronics Quentin Cossart,Frédéric Colas,Xavier Kestelyn 2018 20th European Conference on Power Electronics and Applications (EPE'18 ECCE Europe), 2018, Riga, Latvia. pp.11 Communication dans un congrès hal-03170533v1
Modèles réduits de convertisseurs pour l'étude de réseaux 100% électronique de puissance Quentin Cossart,Xavier Kestelyn,Frédéric Colas Symposium de Génie Electrique, Université de Lorraine [UL], Jul 2018, Nancy, France Communication dans un congrès hal-02981884v1
Model reduction of converters for the analysis of 100% power electronics transmission systems Quentin Cossart,Frédéric Colas,Xavier Kestelyn 2018 IEEE International Conference on Industrial Technology (ICIT), 2018, Lyon, France. pp.1254 - 1259, ⟨10.1109/ICIT.2018.8352358⟩ Communication dans un congrès hal-03170511v1
Real-Time Validation of a Cascaded Model Predictive Control Technique for a Five-Phase Permanent Magnet Synchronous Machine Under Current and Voltage Limits Mario Bermudez Guzman,Oleg Gomozov,Xavier Kestelyn,Ngac Ky Nguyen,Eric Semailet al. ELECTRIMACS 2017, Jul 2017, Toulouse, France. pp.xx-xx Communication dans un congrès hal-01899343v1
Normal form based analytical investigation of nonlinear power system dynamics under excitation Tian Tian,Xavier Kestelyn,Olivier Thomas 2017 IEEE Power & Energy Society General Meeting (PESGM), Jul 2017, Chicago, United States. pp.1-5, ⟨10.1109/PESGM.2017.8273920⟩ Communication dans un congrès hal-02424297v1
Adaline Neural Networks-based Sensorless Control of Five-Phase PMSM Drives Ngac Ky Nguyen,Eric Semail,Frederic de Belie,Xavier Kestelyn IECON 2016 - 42nd Annual Conference of the IEEE Industrial Electronics Society, Oct 2016, Florence, Italy. pp.6 Communication dans un congrès hal-03170426v1
Generalized Vectorial Formalism – based multiphase series-connected motors control Eric Semail,Ngac Ky Nguyen,Xavier Kestelyn,Tiago José dos Santos Moraes The 2015 International Symposium on Electrical and Electronics Engineering (ISEE 2015), Oct 2015, Ho Chi Minh Ville, Vietnam Communication dans un congrès hal-01370961v1
Open-Phase Fault Operation of 5-Phase Induction Motor Drives using DTC Techniques Mario Bermudez Guzman,Ignacio Gonzalez Prieto,Federico Barrero,Mario Javier Duran,Xavier Kestelyn IECON 2015 - 41st Annual Conference of the IEEE Industrial Electronics Society, Nov 2015, Yokohama, Japan. pp.000595-000600 Communication dans un congrès hal-01899377v1
Investigation on Model Predictive Control of a Five-Phase Permanent Magnet Synchronous Machine under Voltage and Current limits Xavier Kestelyn,Oleg Gomozov,Jerome Buire,Frédéric Colas,Ngac Ky Nguyenet al. ICIT 2015, Mar 2015, SEVILLE, Spain. pp.00 Communication dans un congrès hal-01195725v1
Comparative Study of DTC and RFOC Methods for the Open-Phase Fault Operation of a 5-Phase Induction Motor Drive Mario Bermudez,Hugo Guzman,Ignacio Gonzalez Prieto,Federico Barrero,Mario Javier Duranet al. IECON 2015 - 41st Annual Conference of the IEEE Industrial Electronics Society, Nov 2015, Yokohama, Japan. pp.002702-002707 Communication dans un congrès hal-01899375v1
Analytical Optimal Currents for Multiphase PMSMs Under Fault Conditions and Saturation Ngac Ky Nguyen,Damien Flieller,Xavier Kestelyn,Eric Semail The 40th Annual Conference of the IEEE Industrial Electronics Society (IECON 2014), Oct 2014, Dallas, TX, United States. ⟨10.1109/IECON.2014.7048968⟩ Communication dans un congrès hal-01059050v1
Different Virtual Stator Winding Configurations of Open-End Winding Five-Phase PM Machines for Wide Speed Range without Flux Weakening Operation N.K Nguyen,Eric Semail,Fabien Meinguet,Paul Sandulescu,Xavier Kestelynet al. 15th Conference on Power Electronics and Applications (EPE'13 ECCE ), Sep 2013, France. pp.6 Communication dans un congrès hal-00822027v1
Fault-Tolerant Operation of an Open-End Winding Five-Phase PMSM Drive with Inverter Faults Fabien Meinguet,Ngac-Ky Nguyen,Paul Sandulescu,Xavier Kestelyn,Eric Semail IECON 39th Annual Conference of the IEEE Industrial Electronics Society, Dec 2013, Austria. p1-7 Communication dans un congrès hal-00876144v1
Computation of Optimal Current References for Flux-weakening of Multi-Phase Synchronous Machines Li Lu,Bassel Aslan,Luc Kobylanski,Paul Sandulescu,Fabien Meinguetet al. IECON 2012 (38th Annual Conference of the IEEE Industrial Electronics Society), Oct 2012, Canada. pp.3610 - 3615, ⟨10.1109/IECON.2012.6389318⟩ Communication dans un congrès hal-00785576v1
Signal-based Technique for Fault Detection and Isolation of Inverter Faults in Multi-phase Drives Fabien Meinguet,Paul Sandulescu,Bassel Aslan,Li Lu,Ngac-Ky Nguyenet al. IEEE International Conference on Power Electronics, Drives and Energy Systems 2012 (PEDES 2012), Dec 2012, Bengaluru, India. pp.1-6, ⟨10.1109/PEDES.2012.6484321⟩ Communication dans un congrès hal-00794314v1
Flux-Weakening Strategies for a Five-Phase PM Synchronous Machine Li Lu,Eric Semail,Luc Kobylanski,Xavier Kestelyn EPE 2011 - 14th European Conference on Power Electronics and Applications, Sep 2011, United Kingdom. pp.1-7 Communication dans un congrès hal-00785578v1
FPGA Implementation of a General Space Vector Approach on a 6-Leg Voltage Source Inverter Paul Sandulescu,Lahoucine Idkhajine,Frédéric Colas,Xavier Kestelyn,Eric Semailet al. IECON 2011 - 37th Annual Conference on IEEE Industrial Electronics Society, Nov 2011, Melbourne, Australia. pp.5, ⟨10.1109/IECON.2011.6119872⟩ Communication dans un congrès hal-00785651v1
Fault Detection, Isolation and Control Reconfiguration of Three-Phase PMSM Drives Fabien Meinguet,Xavier Kestelyn,Eric Semail,Johan Gyselinck 2011 IEEE International Symposium on Industrial Electronics (ISIE), Jun 2011, Poland. pp.2091-2096, ⟨10.1109/ISIE.2011.5984483⟩ Communication dans un congrès hal-00794388v1
Fault Tolerant Control of a Seven-phase Drive by Degrees of Freedom Adaptation Xavier Kestelyn,Yvan Crevits,Eric Semail ICIT'10, IEEE International Conference on Industrial Technology, Mar 2010, Chile. pp.1513-1518, ⟨10.1109/ICIT.2010.5472476⟩ Communication dans un congrès hal-00819006v1
A Multiphase Traction/Fast-Battery-Charger Drive for Electric or Plug-in Hybrid Vehicles Antoine Bruyere,Luis de Sousa,Boris Bouchez,Paul Sandulescu,Xavier Kestelynet al. IEEE Vehicle Power and Propulsion Conference (VPPC), Sep 2010, France. pp.7, ⟨10.1109/VPPC.2010.5729220⟩ Communication dans un congrès hal-00785662v1
Auto-adaptive fault tolerant control of a seven-phase drive Xavier Kestelyn,Yvan Crevits,Eric Semail 2010 IEEE International Symposium on Industrial Electronics (ISIE), Jul 2010, Italy. pp.2135-2140, ⟨10.1109/ISIE.2010.5637784⟩ Communication dans un congrès hal-00785584v1
Commande avec prise en compte de défauts d’ouverture de phase d’une machine pentaphasée à aimants associée à un onduleur de tension MLI Fatiha Mekri,Jean-Frederic Charpentier,Xavier Kestelyn,Eric Semail Electronique de Puissance du Futur (EPF 2010), Jul 2010, Nantes, France. pp.1-6 Communication dans un congrès hal-01081677v1
Generation of On-line Optimal Current References for Multi-phase Permanent Magnet Machines with Open-circuited Phases Xavier Kestelyn,Eric Semail,Yvan Crevits IEMDC'O9, IEEE International Electric Machines & Drives Conference, May 2009, United States. pp.689-694, ⟨10.1109/IEMDC.2009.5075280⟩ Communication dans un congrès hal-00823729v1
Teaching drive control using Energetic Macroscopic Representation - expert level Alain Bouscayrol,Philippe Delarue,Fréderic Giraud,Xavier Guillaud,Xavier Kestelynet al. Power Electronics and Applications, 2009. EPE '09. 13th European Conference on, Sep 2009, Barcelone, Spain Communication dans un congrès hal-01111812v1
Inversion-based control of electromechanical systems using causal graphical descriptions Pierre-Jean Barre,Alain Bouscayrol,Philippe Delarue,Eric Dumetz,Frederic Giraudet al. IEEE International Conference On Industrial Applications of Electronics, Nov 2006, PARIS, France. pp.5276-5281, ⟨10.1109/IECON.2006.347781⟩ Communication dans un congrès hal-01109564v1
Right Harmonic Spectrum for the back-electromotive force of a n-phase synchronous motor Eric Semail,Xavier Kestelyn,Alain Bouscayrol IEEE Industrial Application Society Annual Meeting, Oct 2004, Seattle, United States. pp.1-8, ⟨10.1109/IAS.2004.1348390⟩ Communication dans un congrès hal-01109558v1
Sensitivity of a 5-phase Brushless DC machine to the 7th harmonic of the back-electromotive force Eric Semail,Xavier Kestelyn,Alain Bouscayrol Power Electronics Specialists Conference, 2004. PESC 04. 2004 IEEE 35th Annual, Jun 2004, AACHEN, Germany. pp.4564 - 4570, ⟨10.1109/PESC.2004.1354807⟩ Communication dans un congrès hal-01314306v1
Multiphase system supplied by PWM VSI. A new technic to compute the duty cycles Eric Semail,Jean-Paul Hautier,Xavier Kestelyn EPE 2003, Sep 2003, Toulouse, France. pp.1-11 Communication dans un congrès hal-05443247v1

Ouvrages (1)

Enseigner l'industrie du futur Christophe Bourgognon,Stéphanie Buisine,Gwénael Guillemot,Xavier Kestelyn,Léandra Muller-Segardet al. 2018 Ouvrages hal-04097667v1

Chapitre d'ouvrage (2)

Vectorial Modeling and Control of Multiphase Machines with Non-salient Poles Supplied by an Inverter Xavier Kestelyn,Eric Semail Jean‐Paul Louis. Control of Non‐conventional Synchronous Motors, Wiley, pp.161-206, 2012, 9781848213319. ⟨10.1002/9781118603208.ch5⟩ Chapitre d'ouvrage hal-03170453v1
Modélisation vectorielle et commande de machines polyphasées à pôles lisses alimentées par onduleur de tension Eric Semail,Xavier Kestelyn Commandes d'actionneurs électriques synchrones et spéciaux, Hermes, Lavoisier, 454 p., 2010 Chapitre d'ouvrage hal-00807558v1

Brevet (1)

Einrichtung zum Regeln eines Portalrahmens mit zweifachem Antriebsmittel (Système de Régulation d'un Portique Ã Double Moyen d'EntraÃ®nement) Julien Gomand,Xavier Kestelyn,Pierre-Jean Barre Région indéterminée, N° de brevet: 1. 2009 Brevet hal-01488754v1