Patents Assigned to Institut National des Sciences
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Patent number: 10480972Abstract: A control method for an apparatus for ultrasonically measuring the flow rate of a fluid in a measuring channel, including a measuring channel whose one end is equipped with a first transducer and the other end is equipped with a second transducer, each transducer emitting ultrasonic waves to the other transducer, and receiving waves generated by the other transducer, where, in a first step, the first transducer emits waves to the second transducer, and in a second step, which can be simultaneous with the first one, the second transducer emits waves prior to the reception of the waves emitted by the first transducer.Type: GrantFiled: April 10, 2018Date of Patent: November 19, 2019Assignees: EFS SA, ECOLE CENTRALE DE LYON, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE CLAUDE BERNARD LYON 1, INSTITUT NATIONAL des SCIENCES APPLIQUEES DE LYONInventors: Julian Robin, Pascal Gucher, Alexandre Huchon, Sébastien Ollivier, Philippe Blanc-Benon
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Patent number: 10477582Abstract: A method of opportunistic access to a frequency band dedicated to a synchronous primary network by a secondary user. The frequency band is divided into K independent channels to which an indicator Bk and an average availability Sk are assigned. At each time frame t, the method includes observing, by the secondary user, the channel i having the greatest indicator Bi(t); and if the channel i is busy, updating the average availability Si of channel i and updating indicator Bi (t) of the channel as a function of Si, and if the channel i is free: updating the average availability Si of channel i, transmitting data set up during the frame t on channel i, computing a quality index Ri (t) of channel i, and updating indicators Bk (t) of the K channels as a function of the average availabilities Sk and Ri (t).Type: GrantFiled: July 19, 2016Date of Patent: November 12, 2019Assignee: INSTITUT NATIONAL DES SCIENCES APPLIQUEES (INSA)Inventors: Navikkumar Modi, Christophe Moy, Philippe Mary
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Patent number: 10415064Abstract: The present invention relates to a method for obtaining a mutant strain of oleaginous yeast which is useful as a template strain of yeast for obtaining other mutant strains of oleaginous yeast which are capable of producing an unusual fatty acid. The present invention also relates to the mutant strains of yeast obtained by said method.Type: GrantFiled: April 30, 2014Date of Patent: September 17, 2019Assignees: Institut National de la Recherche Agronomique, Centre National de la Recherche Scientifique, Institut National des Sciences Appliquees de ToulouseInventors: Jean-Marc Nicaud, Alain Marty, Athanasios Beopoulos, Jonathan Verbeke, Florence Bordes, Marie Guicherd
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Publication number: 20190257962Abstract: The invention relates to a method for characterising the quality of an X-ray beam having a known profile for depositing a dose in a body, having an zone (Za1, Za2) of increasing dose rate inside said body extending between the input surface of the beam and a characteristic depth (Pmax) where the deposited dose is at a maximum, the method comprising the following steps: —providing a monolithic detector including in p-n junctions (m>3) stacked depth-wise in the detector with at least three junctions distributed in the zone of increasing dose rate; —projecting said X-ray beam onto the monolithic detector; —recovering the m signals (r) delivered by the p-n junctions of the detector; —and processing the m signals (r) in order to characterise the quality of the X-ray beam.Type: ApplicationFiled: June 16, 2017Publication date: August 22, 2019Applicants: Universite Claude Bernard Lyon 1, Centre National de la Recherche Scientifique (CNRS), Institut National des Sciences Appliquees de Lyon, Ecole Centrale De LyonInventors: Guo-Neng Lu, Patrick Pittet, Ruoxi Wang
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Publication number: 20190226052Abstract: Disclosed is a method and a device for retrieving, from an object A, elements G present in a matrix M, the method including at least the following steps: bringing said abject A into contact with a dense fluid Fd with a molar mass greater than 2 g mol?1 under temperature T1 and pressure P1 conditions suitable for transforming the intergranular phase and for releasing the elements G,, modifying the temperature T2 and/or pressure P2 values to stop the reaction transforming the intergranular phase,, and recovering the elements G separated front the matrix M.Type: ApplicationFiled: July 17, 2017Publication date: July 25, 2019Applicants: Centre National de la Recherche Scientifique, Université de Rouen-Normandie, Institut National des Sciences Appliquees de Rouen NormandieInventors: Jean-Marie LE BRETON, Nicolas MAAT, Cyril AYMONIER
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Patent number: 10358541Abstract: The present invention concerns an organopolysiloxane (A) able to be obtained by the reaction, at a temperature of between 10° C. and 75° C., between—at least one compound (C) chosen from the organic compounds comprising at least one alkene or alkyne functional group, at least one of the substituents of which is an acid functional group and the organic compounds comprising at least one acid functional group and at least one alkene or alkyne functional group, at least one of the substituents of which is an electron-withdrawing group; and—at least one organopolysiloxane (B) chosen from the organopolysiloxanes comprising siloxyl units (I.1) and (I.2) of the following formulae: (I) The present invention also concerns compositions comprising said organopolysiloxanes (A) and the uses thereof. ( I ) Y a ? Z b 1 ? SiO 4 - ( a + b ) 2 ; ( I ? .1 ) Z c 2 ? SiO 4 - c 2 ( I ? .Type: GrantFiled: December 21, 2015Date of Patent: July 23, 2019Assignees: ELKEM SILICONES FRANCE SAS, INSTITUT NATIONAL DES SCIENCES APPLIQUÉES LYON, UNIVERSITÉ CLAUDE BERNARD LYON 1, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE JEAN MONNET SAINT ETIENNEInventors: François Ganachaud, Etienne Fleury, Daniel Portinha De Almeida, Aymeric Genest, Emmanuel Pouget
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Patent number: 10361897Abstract: A method of transmitting a multi-carrier source signal, including symbols constituted by reserved carriers and data carriers. The method includes generating an additional signal that reduces peak-to-average power ratio of the signal to be transmitted. For each symbol, the method obtains M time samples representing the symbols and/or at least one iteration of: detecting P time samples from among P time samples representing the symbol, the P samples being the P samples of the highest amplitude among the M samples, or the P samples presenting a power value above a threshold; in the frequency domain, activating a reserved carrier, by addition of a pre-determined power to the reserved carrier; and for each activated reserved carrier: obtaining M time samples representing the activated reserved carrier, and applying a phase shift, taking account of the P detected samples, to the M time samples representing the activated reserved carrier.Type: GrantFiled: May 3, 2016Date of Patent: July 23, 2019Assignees: INSTITUT NATIONAL DES SCIENCES APPLIQUEES, AMERICAN UNIVERSITY OF BEIRUTInventors: Ralph Mounzer, Matthieu Crussiere, Jean-Francois Helard, Youssef Nasser
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Patent number: 10316300Abstract: The invention relates to: —a protein having dextran-saccharase activity and the sequence SEQ ID NO: 1 for an amino acid sequence; —a protein having dextran-saccharase activity and the sequence SEQ ID NO: 2 for an amino acid sequence; —a complex containing a substrate and a protein with dextran-saccharase activity —a method for synthesizing dextrans; and —dextrans. The invention also relates to a method for synthesizing gluco-oligosaccharides and gluco-conjugates and to the resulting products.Type: GrantFiled: July 21, 2015Date of Patent: June 11, 2019Assignees: INSTITUT NATIONAL DES SCIENCES APPLIQUEES TOULOUSE, INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE PAUL SABATIER TOULOUSE IIIInventors: Marlène Vuillemin, Marion Claverie, Claire Moulis, Magali Remaud-Simeon, Pierre Monsan, Etienne Severac, Catherine Fontagne-Faucher
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Patent number: 10312824Abstract: The invention relates to a modular multilevel converter (2) having a control module (4) and a computer (10) for computing a setpoint for the internal energy of the converter stored in the capacitors of the submodules of the arms. The control module is configured to deduce, from the setpoint for the internal energy of the converter, a setpoint for the voltage across the terminals of each modeled capacitor, which setpoint is used for regulating the voltage across the points of common coupling between the converter and the DC power supply network and the voltage across the terminals of each modeled capacitor.Type: GrantFiled: July 29, 2016Date of Patent: June 4, 2019Assignees: SUPERGRID INSTITUTE, INSTITUT NATIONAL DES SCIENCES APPLIQUEES DE LYON, CENTRALESUPELECInventors: Kosei Shinoda, Abdelkrim Benchaib, Xavier Guillaud, Jing Dai
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Patent number: 10308724Abstract: The subject matter of the invention is dextrans which have between 95% and 99% of ?-1,6 glucosidic bonds, a weight-average molar mass Mw at least equal to 0.7×109 g.mol?1, and a dispersity index D of between 1.3 and 3. The invention also relates to a dextran saccharase which makes it possible to produce such dextrans, and to a method for producing said dextrans.Type: GrantFiled: June 19, 2015Date of Patent: June 4, 2019Assignees: INSTITUT NATIONAL DES SCIENCES APPLIQUEES TOULOUSE, INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE BORDEAUX, INSTITUT POLYTECHNIQUE DE BORDEAUXInventors: Marlène Vuillemin, Marion Claverie, Claire Moulis, Magali Remaud-Simeon, Florent Grimaud, Pierre Monsan, Agnès Sabate, Catherine Garnier, Marguerite Dols-Lafargue, Patrick Lucas
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Patent number: 10293495Abstract: The invention relates to a load-balancing device for an articulated arm capable of receiving a load having a weight, the balancing device being characterized in that it comprising a support system able to be fastened to a stationary element of the articulated arm, and an actuator element capable of being attached to a movable input element of the articulated arm, the balancing device also including a lever arm able to exert a force on the actuator element in order to apply said force on the input element of the articulated arm, the lever arm having an adjustable length as a function of the weight of the load.Type: GrantFiled: December 18, 2015Date of Patent: May 21, 2019Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, ECOLE CENTRALE DE NANTES, INSTITUT NATIONAL DES SCIENCES APPLIQUÉESInventors: Sébastien Briot, Vigen Arakelyan
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Patent number: 10282910Abstract: A module for simulating an operative procedure within a virtual environment. The virtual environment is implemented by using a device for processing virtual environment data. The module includes: a module configured to obtain a data structure representing a set of objects of the virtual environment and having at least one relationship of interaction between at least two objects; a module configured to receive at least one scenario representing a procedure to be simulated, the scenario being defined on the basis of a descriptive ontology, the at least one scenario being obtained from at least one pre-determined procedural model; a module configured for the rendering, within the virtual environment, at least one portion of the scenario as a function of the set of objects of the virtual environment, the at least one procedural model and at least one action performed by at least one real user of the virtual environment.Type: GrantFiled: December 2, 2015Date of Patent: May 7, 2019Assignees: INSTITUT NATIONAL DES SCIENCES APPLIQUEES, INSTITUT NATIONAL DE RECHERCHE EN INFORMATIQUE ET EN AUTOMATIQUE, INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALEInventors: Pierre Jannin, Bernard Gibaud, Valerie Gouranton, Benoit Caillaud, Bruno Arnaldi
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Patent number: 10264954Abstract: The invention relates to an imaging device (E) comprising: at least one generator (1) of structured light; an emission first image guide (5, 5?) for uplinking the structured light from the generator (1) to an object to be observed; and a return second image guide (5?, 5) for downlinking the light reflected by said object to be observed to a system (2) for capturing said reflected light. Each of the two image guides (5, 5?) is able to uplink the structured light and downlink the reflected light, and the imaging device comprises an optical switch (3) configurable into three different operating modes.Type: GrantFiled: December 17, 2014Date of Patent: April 23, 2019Assignees: UNIVERSITE TECHNOLOGIE DE COMPIEGNE—UTC, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS), INSTITUT NATIONAL DES SCIENCES APPLIQUEES DE LYON, ECOLE CENTRALE DE LYON, UNIVERSITE CLAUDE BERNARD LYON 1Inventors: Frederic Lamarque, Erwan Dupont, Christine Prelle, Laurent Petit, Tanneguy Redarce
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Patent number: 10241517Abstract: Some embodiments are directed to a method for correcting a movement trajectory in a movement assistance device of a person equipped with at least one sensor device and a control unit, the method including the steps of measuring a distance between said at least one sensor and an obstacle, a separation of a coordinate system representing pairs of values of translational speeds and rotational speeds into two half-planes, by at least one separating limit of the coordinate system, into a travel exclusion zone and a permissible travel space, a definition of a second rotational speed and a second translational speed by the projection of a command point into the delimited permissible space.Type: GrantFiled: March 21, 2016Date of Patent: March 26, 2019Assignee: INSTITUT NATIONAL DES SCIENCES APPLIQUÉES DE RENNES (INSA DE RENNES)Inventors: François Pasteau, Marie Babel, Eric Bazin, Sylvain Guegan
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Patent number: 10189970Abstract: A granulation method that can be used to obtain a polymer from “post-consumer” materials, and a motor vehicle part made from polymers produced by recycling used polymers.Type: GrantFiled: October 23, 2013Date of Patent: January 29, 2019Assignees: COMPAGNIE PLASTIC OMNIUM, INSTITUT NATIONAL DES SCIENCES APPLIQUEES DE LYON, UNIVERSITE CLAUDE BERNARD LYON 1, UNIVERSITE JEAN MONNET SAINT ETIENNE, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS)Inventors: Frederic Viot, Philippe Cassagnau, Valérie Massardier-Nageotte, Flavien Melis
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Patent number: 10131765Abstract: The present invention relates to a composite (13), characterized in that it comprises: at least one ferroelectric organic polymer with relaxation properties, and at least one phthalate-based plasticizer.Type: GrantFiled: April 18, 2014Date of Patent: November 20, 2018Assignee: INSTITUT NATIONAL DES SCIENCES APPLIQUEES DE LYONInventors: Jean-Fabien Capsal, Jeremy Galineau, Pierre-Jean Cottinet, Mickael Lallart, Daniel Guyomar
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Patent number: 10126261Abstract: A method to determine an electronic signature characteristic of a fluid medium comprises making a reception surface for receiving the fluid medium on at least one face of the substrate, putting the fluid medium into contact with the reception surface in order to make an interface between the substrate and the fluid medium, lighting at least one zone of the interface through the fluid medium with a pulsed light beam in order to create photogenerated electric charges, using a microwave reflectometer to measure the lifetime durations of the photogenerated electric charges, which durations have respective values that depend on the recombination rate at the interface between the substrate and the fluid medium, creating a matrix of measured lifetime duration values for the photogenerated electric charges, and using the matrix to determine the electronic signature characteristic of the fluid medium.Type: GrantFiled: December 17, 2013Date of Patent: November 13, 2018Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, ECOLE CENTRALE DE LYON, INSTITUT NATIONAL DES SCIENCES APPLIQUEES DE LYON, UNIVERSITE CLAUDE BERNARD LYON I, UNIVERSITE T. CHEVTCHENKO DE KIEVInventors: Sergeii Lytvynenko, Sergei Alexandrovich Alekseyev, Volodymyr Lysenko, Valeriy Skryshevskyy
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Patent number: 10093583Abstract: A process is described, for producing zirconia-based multi-phasic ceramic composite materials, comprising the steps of: providing at least one ceramic suspension by dispersing at least one ceramic zirconia powder in at least one aqueous medium to obtain at least one matrix for such composite material; providing at least one aqueous solution containing one or more inorganic precursors and adding such aqueous solution to such ceramic suspension to surface modify such ceramic zirconia powder and obtain at least one additived suspension; quickly drying such additived suspension to obtain at least one additived powder; heat treating such additived powder to obtain at least one zirconia powder coated on its surface by second phases; and forming such zirconia powder coated on its surface by second phases.Type: GrantFiled: February 13, 2015Date of Patent: October 9, 2018Assignees: Politecnico Di Torino, Centre National De La Recherche Scientifique, Decoram Medical Ceramica CMBH, Universite Claude Bernard Lyon, Institut National Des Sciences Appliquees De LyonInventors: Laura Montanaro, Paola Palmero, Jerome Chevalier, Helen Reveron, Tobias Fuerderer
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Patent number: 10088534Abstract: A measurement device for magnetic resonance applications includes, in a measurement case: a first sensor for measuring radiofrequency magnetic fields; a second sensor for measuring magnetic field gradients; and a third sensor for measuring the radiofrequency electric field; and a stage for converting the electric signals delivered by the different measurement sensors into light signals. The device also in a controller for controlling and processing the signals, connected to the stage for conditioning the measurement case via a beam for transmitting light signals. The controller includes a stage for converting light signals into electric signals delivered by the sensors.Type: GrantFiled: February 12, 2014Date of Patent: October 2, 2018Assignees: UNIVERSITE CLAUDE BERNARD LYON I, INSTITUT NATIONAL DES SCIENCES APPLIQUEES DE LYON, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE RENNES 1Inventors: Hervé Saint-Jalmes, Olivier Beuf
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Patent number: 10084548Abstract: A method is provided for transmitting a sequence of data symbols including at least two data symbols of distinct values, delivering an electromagnetic wave carrying an orbital angular momentum. The method includes, for at least one data symbol to be transmitted: a bijective selection of an order of orbital angular momentum associating, with each distinct value of a data symbol, a distinct order of orbital angular momentum, and delivering a selected order of orbital angular momentum that is representative, by bijection, of the value of the at least one data symbol to be transmitted; and transmitting the electromagnetic wave carrying an orbital angular momentum, the order of orbital angular momentum of which corresponds to the selected order of orbital angular momentum.Type: GrantFiled: November 28, 2014Date of Patent: September 25, 2018Assignees: Institut National des Sciences Appliquees de Rennes, Universite de Rennes 1, Centre National de la Recherche Scientifique (CNRS)Inventors: Philippe Mary, Adbullah Haskou, Christian Brousseau