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Duret, FR

Alain Duret, Saint Julien-En-Genevois FR

Patent application numberDescriptionPublished
20100049923DEVICE AND METHOD TO PROCESS OFDM-BASED SYMBOLS IN WIRELESS NETWORK - A device and a method to efficiently process the symbols coded in OFDM according to the various protocols available. This is achieved through a device to process OFDM-based symbols comprising a base band input data and a base band output data, and comprising at least two programmable execution units connected to at least one working memory, this device being characterized in that, the programmable execution units (EU) are connected to the memory (M-02-25-2010

Alain Duret, Saint-Pierre-En-Faucigny FR

Patent application numberDescriptionPublished
20090190672METHOD AND DEVICE TO PROCESS A RECEIVED ANALOG SIGNAL AND TO EXTRACT DIGITAL DATA THEREFROM ACCORDING TO A PLURALITY OF PROTOCOLS - According to the invention, it is proposed a new method and device to process radio signal and convert them into MPEG transport stream (TS) packets, IP packets or other transport stream formats.07-30-2009

Carine Duret, Grenoble FR

Patent application numberDescriptionPublished
20090261064PROCESS FOR BONDING BY MOLECULAR ADHESION - The invention relates to a process for bonding by molecular adhesion of two substrates to one another during which the surfaces of the substrates are placed in close contact and bonding occurs by propagation of a bonding front between the substrates. The invention includes, prior to bonding, a step of modifying the surface state of one or both of the surfaces of the substrates so as to regulate the propagation speed of the bonding front. The surface can be modified by locally or uniformly heating or roughening the surface(s) of the substrate(s).10-22-2009
20090294072EQUIPMENT FOR BONDING BY MOLECULAR ADHESION - The invention relates to equipment for carrying out a process for bonding by molecular adhesion of two substrates to one another during which the surfaces of the substrates are placed in close contact and bonding occurs by propagation of a bonding front between the substrates. The invention includes, prior to bonding, a step of modifying the surface state of one or both of the surfaces of the substrates so as to regulate the propagation speed of the bonding front. The surface can be modified by locally or uniformly heating or roughening the surface(s) of the substrate(s).12-03-2009

Christophe Duret, Quintal FR

Patent application numberDescriptionPublished
20080272770Current-Loop Position Sensor and Rolling Bearing Equipped with Same - The invention concerns a system for determining the position of mobile element relative to a stationary structure, said system comprising an encoder configured to emit a pseudo-sinusoidal spatial signal representing the position of the encoder, a sensor (11-06-2008
20090044633Deformation Sensor Bearing Comprising at Least Three Strain Gauges - The invention relates to a bearing comprising at least one system for determining the amplitude A of the pseudo-sinusoidal deformations of an area of the fixed race that are induced during rotation, the said system comprising at least three strain gauges (02-19-2009
20090210172METHOD FOR ESTIMATING THE COMPONENTS OF THE FORCE TORSOR THAT ARE APPLIED TO A BEARING - A method is provided for estimating the components of the force torsor that are applied to a bearing, which method provides for the measurement of a vector (V08-20-2009
20090252444ROLLER BEARING INCLUDING AT LEAST ONE INSTRUMENTED AREA IN DEFORMATION THAT IS DELIMITED AXIALLY - A roller bearing includes a fixed element and a rotating element. The roller bodies act as a support on the raceway of the fixed element by the intermediary of a contact surface (S10-08-2009

Patent applications by Christophe Duret, Quintal FR

François Duret, Fleury D'Aude FR

Patent application numberDescriptionPublished
20100140450AUTOMATIC PHOTOPOLYMERISATION DEVICE - The invention relates to a photopolymerization device (06-10-2010

François Duret, Fleury D'Aude FR

Patent application numberDescriptionPublished
20100140450AUTOMATIC PHOTOPOLYMERISATION DEVICE - The invention relates to a photopolymerization device (06-10-2010

Patent applications by François Duret, Fleury D'Aude FR

Gerard Duret, Boulogne FR

Patent application numberDescriptionPublished
20080214868PROCESS FOR ENANTIOSELECTIVE SYNTHESIS OF SINGLE ENANTIOMERS OF MODAFINIL BY ASYMMETRIC OXIDATION - The invention relates to a method for preparing a sulphoxide compound of formula (I) either as a single enantiomer or in an enantiomerically enriched form, comprising the steps of: 09-04-2008

Jean-Michel Serge Marcel Duret, Bondoufle FR

Patent application numberDescriptionPublished
20120084958METHOD FOR REDUCING THE DIAMETER OF AN OPENING - A method for reducing the diameter of an opening, including peening a perimeter of the opening. A method for correcting the permeability of a part including a plurality of openings for allowing a gaseous fluid to pass therethrough. The method identifies at least one opening with a diameter which exceeds a predetermined upper limit and reduces the excessive diameter by peening a perimeter of the opening.04-12-2012

Nicolas Duret, Nancy FR

Patent application numberDescriptionPublished
20100186374Method for Heating an SCR System using Resistive Heating Elements - Method for heating a urea SCR system using at least two resistive heating elements (R07-29-2010
20100187218Method for heating at least one component of an SCR system using resistive heating elements - Method for heating at least one component of an SCR system using several resistive heating elements, according to which these heating elements are fed in parallel by a current source and according to which a current sensor is placed in series with the current source and all the resistors, which are connected in parallel.07-29-2010
20100205937Method and system for injecting a liquid - Method for controlling an injector intended for injecting a pollution-control liquid additive into the exhaust gases of an internal combustion engine at a flow rate governed by a given frequency and opening time of the injector, the injector having a calibration curve that establishes, at given frequency, pressure, temperature and nature of the liquid, the amount of liquid injected during an opening of the injector as a function of the duration of this opening, this curve comprising at least one linear zone (calibration line) and a non-linear zone, said method being characterized in that in the linear zone the parameters of the calibration line are used and in the non-linear zone use is made of a set opening time and a variable frequency according to at least one calibration point established for this purpose. SCR system to which this method can be applied.08-19-2010
20100307142SCR system and method for the purging thereof - SCR system for treating the exhaust gases of an internal combustion engine, this system comprising a line for feeding a urea solution into the exhaust gases and a pump capable both of feeding the urea solution into the exhaust gases and of purging at least one part of the line by sucking a gas therethrough by means of a suction device, this system also comprising a control unit capable of activating and/or deactivating the operation of the pump and that of the suction device in a sequential manner in the course of one and the same purge procedure.12-09-2010
20110027740Method for Heating a SCR System - Process for heating a urea component of a SCR system comprising besides said component, a temperature sensor, a heating device in the component, according to which: 1. the temperature (Tcpt) of the liquid in the component is determined and compared to a 102-03-2011
20110139255Process for transferring a liquid using a pump - Process for transferring a liquid from a passive tank (06-16-2011