Patents Assigned to COMMISSARIAT À L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVE
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Patent number: 11706540Abstract: The present disclosure relates to an event-driven sensor comprising: a pixel array (102); a column readout circuit (104) comprising, for each of the column output lines, a column register cell (108) configured to activate a column event output signal (addrx) when it receives a first token while the detection of an event is indicated on the column output line; and a row readout circuit (106) comprising, for each of the row output lines, or for each of a plurality of sub-groups of the row output lines, a row register cell (108) configured to activate a row event output signal (addry) when it receives a second token while an event is indicated on the row output line, or on one of the row output lines of the sub-group.Type: GrantFiled: April 7, 2021Date of Patent: July 18, 2023Assignee: Commissariat à l'Energie Atomique et aux Energies AlternativesInventor: Josep Segura Puchades
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Patent number: 11702092Abstract: A method for detecting an obstacle includes the steps of: calculating, for each point of a space around a telemeter, a plurality of corresponding intermediate probabilities of presence, each intermediate probability of presence being associated with a respective orientation of the telemeter among a plurality of predetermined orientations around a current orientation of the telemeter, each orientation being certain; for each point of space, calculating a probability of the presence of an obstacle from each corresponding intermediate probability of presence and from an uncertainty model on the orientation of the telemeter; and generating an alert if the probability of the presence of an obstacle in a predetermined zone with respect to the telemeter is greater than or equal to a predetermined alert threshold.Type: GrantFiled: October 14, 2020Date of Patent: July 18, 2023Assignee: COMMISSARIAT À L'ÉNERGIE ATOMIQUE ET AUX ÉNERGIES ALTERNATIVESInventors: Alex Pereira Da Silva, Sylvain Leirens
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Publication number: 20230204573Abstract: The invention is a nanowire-comprising device for detecting at least one target biomolecule. The nanowires are placed between a substrate and a multilayer structure. The multilayer structure lies between the nanowires and a sample liable to contain a target biomolecule. The multilayer structure comprises a functionalization surface making contact with the sample. When light is emitted from the functionalization surface, fluorescence light for example, at least one nanowire allows the light to be detected. The fluorescence light may indicate the presence or absence of a target biomolecule on the functionalization surface.Type: ApplicationFiled: December 27, 2022Publication date: June 29, 2023Applicants: Commissariat à l'Energie Atomique et aux Energies Alternatives, Centre National de la Recherche ScientifiqueInventors: Olivier CONSTANTIN, Moira HOCEVAR, Ali JAFFAL, Pascal MAILLEY, Eva MONROY
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Publication number: 20230208560Abstract: The invention relates to the transmission and reception of non-binary error correcting code words. The transmission method includes a first modulation (56) which implements a set of q sequences comprising q-1 sequences of q-1 chips, each sequence being obtained by circular shifting of a basic pseudo-random sequence, and a partially invariant sequence, invariant to a predetermined subset of circular shifts. The first modulation (56) further implements an association between each code word symbol and a sequence of the set of sequences wherein said finite field GFq has a non-zero primitive element, the symbol zero being associated with said partially invariant sequence and a symbol equal to a power j of the primitive element, j being an integer comprised between 0 and q-2, being associated with a pseudo-random sequence determined by j circular shifts of the basic pseudo-random sequence.Type: ApplicationFiled: December 19, 2022Publication date: June 29, 2023Applicants: Commissariat à l'énergie atomique et aux énergies alternatives, UNIVERSITE DE BRETAGNE SUDInventors: Valentin SAVIN, Emmanuel BOUTILLON
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Publication number: 20230207515Abstract: A method of preparation of a first surface of an electronic component, the first surface being intended to be bonded to another electronic component by a direct bonding and the first surface having previously been submitted to a surface treatment in an atmosphere including nitrogen, for example, a treatment in a nitrogen plasma or an ozone UV treatment, the preparation method including: placing into contact the first surface with an aqueous solution including at least 90% water, for a contacting duration longer than or equal to 30 minutes; and then drying the first surface.Type: ApplicationFiled: December 22, 2022Publication date: June 29, 2023Applicant: Commissariat à l'Énergie Atomique et aux Énergies AlternativesInventors: Frank Fournel, Christophe Morales, Loïc Sanchez, Brigitte Montmayeul
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Publication number: 20230204937Abstract: A viewfinder with which an observing or image-recording device, such as a spotting scope or image-recording apparatus, is intended to be equipped, the observing device being configured to produce an image of an observed scene. The viewfinder allows a first image, representative of the observed scene, and a second image, different from the first image, to be displayed, the first image and the second image being juxtaposed with respect to each other. The observing device includes a first optical system and a second optical system configured to propagate the first image and the second image towards the eye of a user, along two distinct axes of propagation, respectively. The optical systems are such that passage from observing one image to observing the other image is achieved through simple natural rotation of the eye.Type: ApplicationFiled: December 20, 2022Publication date: June 29, 2023Applicant: Commissariat à l'Energie Atomique et aux Energies AlternativesInventors: Simon CHARRIERE, Pierre JOLY
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Patent number: 11686693Abstract: The present disclosure concerns an electron microscopy method, including the emission of a precessing electron beam and the acquisition, at least partly simultaneous, of an electron diffraction pattern and of intensity values of X rays.Type: GrantFiled: July 6, 2020Date of Patent: June 27, 2023Assignee: Commissariat à l'Energie Atomique et aux Energies AlternativesInventors: Nicolas Bernier, Loïc Henry
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Patent number: 11686832Abstract: An ultrasonic target, including a main reflector, the main reflector including three main faces, extending from a main vertex, the main faces forming a main trirectangular trihedron; defining a main base plane, lying facing the main vertex, and forming a base of the main trirectangular trihedron; the target including at least one auxiliary reflector fastened to the main reflector, the or each auxiliary reflector including three auxiliary faces, extending from an auxiliary vertex, the auxiliary faces forming an auxiliary trirectangular trihedron; defining an auxiliary base plane, lying facing the auxiliary vertex, and forming a base of the auxiliary trirectangular trihedron.Type: GrantFiled: July 7, 2021Date of Patent: June 27, 2023Assignee: Commissariat à l'Energie Atomique et aux Energies AlternativesInventor: François Baque
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Publication number: 20230197319Abstract: A device for separating a core and sheath of cable includes an apparatus delivering the cable along cable feed axis parallel to longitudinal axis of cable. Two knives cut sheath to two portions mechanically dissociated from one another. Each knife cuts sheath over its whole thickness in radial cutting zone with respect to central axis of the cable. Two blockers extend the knives in the direction of the feed axis of the cable and keep the core in position along the feed axis of the cable. At least one ramp extends from each knife in a second direction perpendicular to the radial cutting zone and to the feed axis of the cable. The ramp has an outer surface extending away from the cable feed axis in the first direction when movement takes place in the feed direction of the cable to separate the core and the portions of the sheath.Type: ApplicationFiled: October 14, 2020Publication date: June 22, 2023Applicants: A3I, AGENCE NATIONALE POUR IA GESTION DES DÉCHETS RADIOACTIFS, MTB MANUFACTURING, COMMISSARIAT À L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVESInventors: Benjamin BOSIA, Laurent MARGUERITTE, Rémi ROOS
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Publication number: 20230195101Abstract: A method and system for detecting and characterizing weak signals of risk exposure in an industrial system based on industrial system data collected over a given time period. The system is configured for implementing: a module (36) for computing a risk predictive signature, from collected data relating to the industrial system, using a first term obtained by summing elementary signatures associated with elementary initiating events, dependent on parameters comprising a severity value, a characteristic function and a weighting function of the elementary initiating event, at least a part of said parameters being determined by using a neural network, a module (38) for detecting the presence of a weak signal of risk exposure by comparing the computed risk predictive signature with predetermined reference risk signatures.Type: ApplicationFiled: December 9, 2022Publication date: June 22, 2023Applicant: Commissariat à l'énergie atomique et aux énergies alternativesInventor: Hakima BERDOUZ QRICHI ANIBA
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Publication number: 20230194013Abstract: A fluidic component intended to be associated with a heating module and wherein there is created a fluidic circuit which includes an inlet channel and an outlet channel, the fluidic component including a fluidic valve mechanism including: a fluidtight reservoir intended to be filled with a volume of gas capable of expanding, a deformable membrane closing the reservoir in a fluidtight manner, the membrane being able to deform by expansion of the volume of gas, between a first position wherein it forms a passage between the inlet channel and the outlet channel so as to allow a fluid to pass, and a second position wherein it obstructs the passage.Type: ApplicationFiled: December 13, 2022Publication date: June 22, 2023Applicant: Commissariat à l'Energie Atomique et aux Energies AlternativesInventors: Guillaume BLAIRE, Manuel ALESSIO, Mélissa BAQUE, Jean-Maxime ROUX
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Publication number: 20230198515Abstract: A switch including a transistor to be protected, and a Miller effect protection unit including a protection transistor, the drain of the protection transistor being connected to the gate of the transistor to be protected, the source of the protection transistor being connected to the source of the transistor to be protected, a linking circuit, the linking circuit being a high-pass filter arranged between the gate of the protection transistor and the drain of the transistor to be protected, and a control circuit interposed between the gate of the protection transistor and the source of the transistor to be protected.Type: ApplicationFiled: December 19, 2022Publication date: June 22, 2023Applicant: Commissariat à l'énergie atomique et aux énergies alternativesInventor: Johan DELAINE
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Publication number: 20230196779Abstract: The present invention relates to an observation system (10) of an environment, the observation system (10) comprising: a sensor (12) forming a synchronous stream of framed data, a first processing chain (14) including: a first reception unit (30) receiving the formed synchronous stream, and a first processing unit (32) comprising a first conversion block (34) converting the synchronous stream into event data, and a first calculation block (36) calculating first data from the event data a second processing chain (16) including a second processing unit (46) receiving a synchronous stream of framed data from the array (18) and the first data and obtaining second data relating to the environment as a function of the synchronous stream and the first data.Type: ApplicationFiled: December 15, 2022Publication date: June 22, 2023Applicant: Commissariat à l'énergie atomique et aux énergies alternativesInventors: Maxence Bouvier, Alexandre Valentian
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Publication number: 20230197879Abstract: A planar photodiode including a main layer including an n-doped first region, a p-doped second region, and an intermediate region, and also a p-doped peripheral lateral portion. It also includes a peripheral intermediate portion, made of an alternation of monocrystalline thin layers of silicon-germanium and germanium, located on the first face, and extending between and at a non-zero distance from the doped first region and from the peripheral lateral portion so as to surround the doped first region in a main plane.Type: ApplicationFiled: November 17, 2022Publication date: June 22, 2023Applicant: Commissariat à l'énergie atomique et aux énergies alternativesInventors: Abdelkader ALIANE, Hacile KAYA, Jean-Michel HARTMANN
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Publication number: 20230194018Abstract: A fluidic component intended to be associated with a heating module and in which there is formed a fluidic circuit including a fluidic channel intended for the circulation of a fluid, the fluidic channel including at least one passage for the fluid and a widened portion forming a location produced at the periphery of the passage, the component including a fluidic valve mechanism including at least an actuating element capable of expanding, trapped by at least one body made of a meltable compound in the location.Type: ApplicationFiled: December 13, 2022Publication date: June 22, 2023Applicant: Commissariat à l'Energie Atomique et aux Energies AlternativesInventors: Guillaume BLAIRE, Manuel ALESSIO, Mélissa BAQUE, Jean-Maxime ROUX
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Publication number: 20230191410Abstract: A method for collecting and analysing airborne particles, including a step of eluting particles precipitated on a collecting surface, a step of analysing the airborne particles collected in the reaction chamber, the eluting step being carried out by heating a first reservoir containing the elution liquid to a first temperature value, the analysing step being carried out by heating the reaction chamber to a second temperature value higher than the first temperature value, so as to: activate a detection reaction in the reaction chamber, isolate the reaction chamber during the detection reaction, initiate a device for sealing the reaction chamber, a step of sealing the reaction chamber.Type: ApplicationFiled: December 13, 2022Publication date: June 22, 2023Applicant: Commissariat à l'Energie Atomique et aux Energies AlternativesInventors: Guillaume BLAIRE, Manuel ALESSIO, Mélissa BAQUE, Jean-Maxime ROUX
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Publication number: 20230200248Abstract: The electrical energy conversion system comprises: a converter including E first switching assembly or assemblies, each associated with an input voltage and including two first switches; N second switching assembly or assemblies, each associated with an output voltage and including two second switches; and at least one piezoelectric assembly connected to a switch; E>1, N>1; a control device configured for controlling, during a resonance cycle, a switching of the switches so as to alternate phases at constant voltage and phases at constant load across said piezoelectric assembly or assemblies. The converter comprising an electrical transformer having a primary winding connected to a first switching assembly and a secondary winding connected to a second switching assembly, and each piezoelectric assembly being connected between a switch and a winding.Type: ApplicationFiled: December 19, 2022Publication date: June 22, 2023Applicant: Commissariat à l'énergie atomique et aux énergies alternativesInventors: Ghislain DESPESSE, Mustapha TOUHAMI, Valentin BRETON
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Publication number: 20230191426Abstract: A membrane for collecting airborne particles, the membrane taking the form of a strip composed of a matrix formed from a mixture of a polymer and of a filler that is made of an electrical conductor, a hydrophilic layer for collecting particles, on which layer is deposited said matrix so as to form at least one composite layer, the membrane including at least one region obtained via a surface treatment of the hydrophilic layer.Type: ApplicationFiled: December 13, 2022Publication date: June 22, 2023Applicant: Commissariat à l'Energie Atomique et aux Energies AlternativesInventors: Guillaume BLAIRE, Manuel ALESSIO, Mélissa BAQUE, Jean-Maxime ROUX
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Publication number: 20230193511Abstract: Method for transferring a useful layer onto a supporting substrate, comprising the successive steps: a) providing a donor substrate made of crystalline diamond; b) implanting gaseous species, through the first surface of the donor substrate, according to a given implantation dose and implantation temperature suitable for forming a graphitic flat zone; c) assembling the donor substrate to the supporting substrate by direct adhesion; d) applying thermal annealing according to a thermal budget suitable for fracturing the donor substrate along the graphitic flat zone; the annealing temperature being greater than or equal to 800° C.Type: ApplicationFiled: December 9, 2022Publication date: June 22, 2023Applicant: Commissariat à l'Energie Atomique et aux Energies AlternativesInventors: Cédric MASANTE, Lucie LE VAN-JODIN, Frédéric MAZEN, Frédéric MILESI
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Publication number: 20230198080Abstract: The present invention relates to an energy storage system (10) comprising a plurality of electrical module packs (12) connected in series, each electrical module pack (12) having a positive terminal and a negative terminal, the voltage at the terminals of each electrical module pack (12) being equal to the potential difference between the positive terminal and the negative terminal of the pack (12), the voltage at the terminals of the system (10) being equal to the sum of the voltages of the connected electrical module packs (12), each electrical module pack (12) being supported by a frame (20), each frame (20) being set at a reference potential, characterized in that the reference potential of each frame (20) is broadly between the positive terminal potential and the negative terminal potential of the electrical module pack (12) supported by the frame.Type: ApplicationFiled: December 19, 2022Publication date: June 22, 2023Applicant: Commissariat à l'énergie atomique et aux énergies alternativesInventor: Jérémy MARTIN
