Patents by Inventor Vincent Dubois
Vincent Dubois has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11698003Abstract: A cooling device (11) for a turbine of a turbomachine extending along an axis includes at least one radially inner metal sheet (14) and one radially outer metal sheet (15) that are joined to one another and delimit, between them, cooling air circulation channels (17) extending circumferentially from a connection region (16). Each channel (17) includes at least one air inlet and air ejection orifices (19), that are designed to be oriented toward a region to be cooled. The cooling device also includes at least one cooling duct (21) intended for the circulation of cooling air, the duct (21) located radially outside said metal sheets (14, 15) and close to or in contact with the metal sheets so as to cool said metal sheets using the cooling air circulating in the duct (21), the cooling duct (21) extending axially and arranged toward the circumferential end regions of the channels (17).Type: GrantFiled: October 27, 2017Date of Patent: July 11, 2023Assignee: SAFRAN AIRCRAFT ENGINESInventors: Baptiste Marie Aubin Pierre Jouy, Nicolas Contini, Arnaud Doublier, Vincent Dubois Dorogi, Sébastien Jean Laurent Prestel
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Patent number: 11503697Abstract: A terrestrial vehicle lighting module which includes an electroluminescent source including at least one electroluminescent element, an electronic device designed to control the electroluminescent element, and an interposer electrically connecting the electroluminescent source and the electronic device.Type: GrantFiled: August 4, 2017Date of Patent: November 15, 2022Assignee: VALEO VISIONInventors: Guillaume Thin, Antoine De Lamberterie, Samira Mbata, Thomas Canonne, Van Thai Hoang, Vincent Dubois, Francois-Xavier Amiel, Nicolas Lefaudeux
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Publication number: 20210293179Abstract: The invention relates to a cooling device (11) for a turbine of a turbomachine extending along an axis, comprising at least one radially inner metal sheet (14) and one radially outer metal sheet (15) that are joined to one another and delimit, between them, cooling air circulation channels (17) extending circumferentially from a connection region (16), each channel (17) comprising at least one air inlet and air ejection orifices (19), that are designed to be oriented toward a region that is to be cooled, characterized in that it comprises means for cooling said metal sheets comprising at least one cooling duct (21) intended for the circulation of cooling air, said duct (21) being located radially outside said metal sheets (14, 15) and close to or in contact with said metal sheets so as to cool said metal sheets using the cooling air circulating in the duct (21), the cooling duct (21) extending axially and being arranged toward the circumferential end regions of the channels (17).Type: ApplicationFiled: October 27, 2017Publication date: September 23, 2021Inventors: Baptiste Marie Aubin Pierre JOUY, Nicolas CONTINI, Arnaud DOUBLIER, Vincent DUBOIS DOROGI, Sébastien Jean Laurent PRESTEL
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Patent number: 11099306Abstract: A Fresnel lens with Fresnel prisms having a first facet, called the main facet, and a second facet, called the draft facet, the draft facet making a draft angle to the optical axis, the draft angle being variable along at least one Fresnel prism, so that the draft angle is higher on one side of the lens than on the other.Type: GrantFiled: September 11, 2018Date of Patent: August 24, 2021Assignee: VALEO VISIONInventors: Antoine De Lamberterie, Samira Mbata, Nicolas Lefaudeux, Thomas Canonne, Van-Thai Hoang, Vincent Dubois, Francois-Xavier Amiel
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Patent number: 11028992Abstract: A luminous device for a motor vehicle, said device including a pixelized light source and an optical system that is arranged to project a pixelized light beam emitted by the pixelized light source, the optical system comprising a first mirror arranged to collect and reflect rays of the pixelized light beam emitted by the pixelized light source, a second mirror arranged to reflect the rays reflected by the first mirror, and a third mirror arranged to receive the rays reflected by the second mirror and to reflect these received rays so as to correct field aberrations. The invention enables improved projection of a pixelized light beam by a luminous motor-vehicle device.Type: GrantFiled: September 11, 2017Date of Patent: June 8, 2021Assignee: VALEO VISIONInventors: Nicolas Lefaudeux, Antoine De Lamberterie, Guillaume Thin, Samira Mbata, Thomas Canonne, Van Thai Hoang, Vincent Dubois, Francois-Xavier Amiel
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Patent number: 10958356Abstract: An optical wireless communication system for a vehicle comprises a photonic device and control electronics configured to control the photonic device. The photonic device comprises a plurality of photonic components arranged in a two-dimensional matrix array, and the control electronics are configured to control individually or in groups the photonic components of the plurality of photonic components. Each photonic component or each group of photonic components is configured, where appropriate conjointly with an optic, so as to emit and/or receive at least one optical wireless communication signal in a propagation direction that is discriminable relatively to a propagation direction of optical wireless communication signals emitted and/or received, respectively, by at least one other photonic component or by at least one other group of photonic components of the plurality of photonic components.Type: GrantFiled: July 11, 2019Date of Patent: March 23, 2021Assignee: VALEO VISIONInventors: Antoine De-Lamberterie, Francois-Xavier Amiel, Samira Mbata, Vincent Dubois, Thomas Canonne, Nicolas Lefaudeux, Guillaume Thin, Van Thai Hoang
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Patent number: 10764548Abstract: A luminous device for a motor vehicle, said device including a pixelized light source and an optical system that is arranged to project a pixelized light beam emitted by the pixelized light source, the optical system comprising a first mirror arranged to collect and reflect rays of the pixelized light beam emitted by the pixelized light source, a second mirror arranged to reflect the rays reflected by the first mirror, and a third mirror arranged to receive the rays reflected by the second mirror and to reflect these received rays so as to correct field aberrations. The invention enables improved projection of a pixelized light beam by a luminous motor-vehicle device.Type: GrantFiled: July 26, 2017Date of Patent: September 1, 2020Assignee: VALEO VISIONInventors: Guillaume Thin, Antoine De Lamberterie, Samira Mbata, Thomas Canonne, Van Thai Hoang, Vincent Dubois, Francois-Xavier Amiel, Nicolas Lefaudeux
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Patent number: 10683986Abstract: A luminous module, in particular for a motor vehicle, including: a monolithic electroluminescent source including electroluminescent elements; a primary optical system equipped with a plurality of convergent optics, at least one convergent optic being associated with each electroluminescent element and forming an image of the electroluminescent element with which it is associated.Type: GrantFiled: July 26, 2017Date of Patent: June 16, 2020Assignee: VALEO VISIONInventors: Nicolas Lefaudeux, Antoine De Lamberterie, Guillaume Thin, Samira Mbata, Thomas Canonne, Van Thai Hoang, Vincent Dubois, Francois-Xavier Amiel
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Lens for shaping light rays for a lighting module for lighting and/or signalling for a motor vehicle
Patent number: 10634311Abstract: A lens for shaping light rays, for a luminous lighting and/or signalling module of a motor vehicle, includes an entrance face for the light rays and an opposite exit face. The lens has a flat-lens shape the exit face of which is equipped with prisms forming a Fresnel structure, at least one of these prisms being equipped on an exterior face with diffractive structures, and the entrance face of which is at least partially equipped with microstructures. The lens applies to motor vehicles.Type: GrantFiled: September 12, 2018Date of Patent: April 28, 2020Assignee: VALEO VISIONInventors: Antoine De Lamberterie, Samira Mbata, Nicolas Lefaudeux, Thomas Canonne, Vincent Dubois, Francois-Xavier Amiel -
Publication number: 20200021368Abstract: An optical wireless communication system for a vehicle comprises a photonic device and control electronics configured to control the photonic device. The photonic device comprises a plurality of photonic components arranged in a two-dimensional matrix array, and the control electronics are configured to control individually or in groups the photonic components of the plurality of photonic components. Each photonic component or each group of photonic components is configured, where appropriate conjointly with an optic, so as to emit and/or receive at least one optical wireless communication signal in a propagation direction that is discriminable relatively to a propagation direction of optical wireless communication signals emitted and/or received, respectively, by at least one other photonic component or by at least one other group of photonic components of the plurality of photonic components.Type: ApplicationFiled: July 11, 2019Publication date: January 16, 2020Applicant: VALEO VISIONInventors: Antoine DE-LAMBERTERIE, Francois-Xavier AMIEL, Samira MBATA, Vincent DUBOIS, Thomas CANONNE, Nicolas LEFAUDEUX, Guillaume THIN, Van Thai HOANG
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Patent number: 10415784Abstract: A lighting module for motor vehicles is provided. The lighting module comprises at least one lighting engine configured for forming a light beam with a cut-off line running along one or more axes, and at least one lens designed to project the light beam with a cut-off line. The lens comprises diffractive elements which correct all or part of the chromatism of the lens, and it comprises a central region which is lacking any diffractive elements.Type: GrantFiled: March 21, 2018Date of Patent: September 17, 2019Assignee: VALEO VISIONInventors: Nicolas Lefaudeux, Guillaume Thin, Antoine De Lamberterie, Samira Mbata, Francois-Xavier Amiel, Vincent Dubois, Van-Thai Hoang, Thomas Canonne
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Publication number: 20190264885Abstract: A luminous device for a motor vehicle, said device including a pixelized light source and an optical system that is arranged to project a pixelized light beam emitted by the pixelized light source, the optical system comprising a first mirror arranged to collect and reflect rays of the pixelized light beam emitted by the pixelized light source, a second mirror arranged to reflect the rays reflected by the first mirror, and a third mirror arranged to receive the rays reflected by the second mirror and to reflect these received rays so as to correct field aberrations. The invention enables improved projection of a pixelized light beam by a luminous motor-vehicle device.Type: ApplicationFiled: September 11, 2017Publication date: August 29, 2019Applicant: VALEO VISIONInventors: Nicolas LEFAUDEUX, Antoine DE LAMBERTERIE, Guillaume THIN, Samira MBATA, Thomas CANONNE, Van Thai HOANG, Vincent DUBOIS, Francois-Xavier AMIEL
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Publication number: 20190215502Abstract: A luminous device for a motor vehicle, said device including a pixelized light source and an optical system that is arranged to project a pixelized light beam emitted by the pixelized light source, the optical system comprising a first mirror arranged to collect and reflect rays of the pixelized light beam emitted by the pixelized light source, a second mirror arranged to reflect the rays reflected by the first mirror, and a third mirror arranged to receive the rays reflected by the second mirror and to reflect these received rays so as to correct field aberrations. The invention enables improved projection of a pixelized light beam by a luminous motor-vehicle device.Type: ApplicationFiled: July 26, 2017Publication date: July 11, 2019Applicant: VALEO VISIONInventors: Guillaume THIN, Antoine DE LAMBERTERIE, Samira MBATA, Thomas CANONNE, Van Thai HOANG, Vincent DUBOIS, Francois-Xavier AMIEL, Nicolas LEFAUDEUX
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Publication number: 20190207056Abstract: A process for mounting a light component on a carrier. The light component includes a generally planar substrate, on a first face of which submillimetre-sized electroluminescent semiconductor elements are epitaxied in the form of a matrix. The process is noteworthy in that it eliminates the need for a layer of filler material between the component and the carrier, while providing good thermal and electrical conductivity between the component and the carrier and high mechanical strength.Type: ApplicationFiled: July 26, 2017Publication date: July 4, 2019Applicant: VALEO VISIONInventors: Nicolas LEFAUDEX, Antoine DE LAMBERTERIE, Guillaume THIN, Samira MBATA, Thomas CANONNE, Van Thai HOANG, Vincent DUBOIS, Francois-Xavier AMIEL
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Publication number: 20190208616Abstract: A terrestrial vehicle lighting module which includes an electroluminescent source including at least one electroluminescent element, an electronic device designed to control the electroluminescent element, and an interposer electrically connecting the electroluminescent source and the electronic device.Type: ApplicationFiled: August 4, 2017Publication date: July 4, 2019Applicant: VALEO VISIONInventors: Guillaume THIN, Antoine DE LAMBERTERIE, Samira MBATA, Thomas CANONNE, Van Thai HOANG, Vincent DUBOIS, Francois-Xavier AMIEL, Nicolas LEFAUDEUX
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Publication number: 20190203907Abstract: A luminous module, in particular for a motor vehicle, including: a monolithic electroluminescent source including electroluminescent elements; a primary optical system equipped with a plurality of convergent optics, at least one convergent optic being associated with each electroluminescent element and forming an image of the electroluminescent element with which it is associated.Type: ApplicationFiled: July 26, 2017Publication date: July 4, 2019Applicant: VALEO VISIONInventors: Nicolas LEFAUDEUX, Antoine DE LAMBERTERIE, Guillaume THIN, Samira MBATA, Thomas CANONNE, Van Thai HOANG, Vincent DUBOIS, Francois-Xavier AMIEL
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Publication number: 20190079217Abstract: A Fresnel lens with Fresnel prisms having a first facet, called the main facet, and a second facet, called the draft facet, the draft facet making a draft angle to the optical axis, the draft angle being variable along at least one Fresnel prism, so that the draft angle is higher on one side of the lens than on the other.Type: ApplicationFiled: September 11, 2018Publication date: March 14, 2019Applicant: VALEO VISIONInventors: Antoine DE LAMBERTERIE, Samira MBATA, Nicolas LEFAUDEUX, Thomas CANONNE, Van-Thai HOANG, Vincent DUBOIS, Francois-Xavier AMIEL
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LENS FOR SHAPING LIGHT RAYS FOR A LIGHTING MODULE FOR LIGHTING AND/OR SIGNALLING FOR A MOTOR VEHICLE
Publication number: 20190078756Abstract: A lens for shaping light rays, for a luminous lighting and/or signalling module of a motor vehicle, includes an entrance face for the light rays and an opposite exit face. The lens has a flat-lens shape the exit face of which is equipped with prisms forming a Fresnel structure, at least one of these prisms being equipped on an exterior face with diffractive structures, and the entrance face of which is at least partially equipped with microstructures. The lens applies to motor vehicles.Type: ApplicationFiled: September 12, 2018Publication date: March 14, 2019Applicant: VALEO VISIONInventors: Antoine DE LAMBERTERIE, Samira MBATA, Nicolas LEFAUDEUX, Thomas CANONNE, Vincent DUBOIS, Francois-Xavier AMIEL -
Patent number: 10199634Abstract: A method of preparing an amorphous film of lithiated metal sulfide or oxysulfide of formula Li?M(O1-?S?)? using a lithiated target material: M being advantageously selected from the group comprising Al, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ge, Zr, Nb, Mo, Ag, Cd, In, Sn, Sb, Ta, W, Pb, Bi, and mixtures thereof; and ??0.5; 1????; 2??/???.Type: GrantFiled: June 12, 2014Date of Patent: February 5, 2019Assignees: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, INSTITUT POLYTECHNIQUE DE BORDEAUXInventors: Frederic Le Cras, Vincent Dubois, Delphine Guy-Bouyssou, Brigitte Pecquenard
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Publication number: 20180274744Abstract: A lighting module for motor vehicles is provided. The lighting module comprises at least one lighting engine configured for forming a light beam with a cut-off line running along one or more axes, and at least one lens designed to project the light beam with a cut-off line. The lens comprises diffractive elements which correct all or part of the chromatism of the lens, and it comprises a central region which is lacking any diffractive elements.Type: ApplicationFiled: March 21, 2018Publication date: September 27, 2018Applicant: VALEO VISIONInventors: Nicolas LEFAUDEUX, Guillaume THIN, Antoine DE LAMBERTERIE, Samira MBATA, Francois-Xavier AMIEL, Vincent DUBOIS, Van-Thai HOANG, Thomas CANONNE