COMMISSARIAT A L' ENERGIE ATOMIQUE Patent applications |
Patent application number | Title | Published |
20130078785 | METHOD FOR TRIMMING A STRUCTURE OBTAINED BY THE ASSEMBLY OF TWO PLATES - A method for trimming a structure obtained by bonding a first wafer to a second waver on contact faces and thinning the first waver, wherein at least either the first wafer or the second wafer is chamfered and thus exposes the edge of the contact face of the first wafer, wherein the trimming concerns the first wafer. The method includes a) selecting the second wafer from among wafers with a resistance to a chemical etching planned in b) that is sufficient with respect to the first wafer to allow b) to be carried out; b) after bonding the first wafer to the second wafer, chemical etching the edge of the first wafer to form in the first wafer a pedestal resting entirely on the contact face of the second wafer and supporting the remaining of the first wafer; and c) thinning the first wafer until the pedestal is reached and attacked, to provide a thinned part of the first wafer. | 03-28-2013 |
20110098980 | DEVICE FOR PROCESSING A SIGNAL DELIVERED BY A RADIATION DETECTOR - The invention concerns a device for processing a signal delivered by a radiation detector ( | 04-28-2011 |
20100320223 | FILLING DEVICE FOR AT LEAST TWO GRANULAR MATERIALS AND FILLING METHOD USING SUCH A DEVICE - A filling device, enabling simultaneous filling with at least two granular materials, without mixing them, includes an inner hopper supplying a first type of material and an outer hopper supplying a second type of material, and a dispenser arranged downstream from the hoppers. The dispenser includes a central passageway arranged directly opposite the inner hopper, and a deflecting mechanism towards the exterior of the dispenser arranged directly opposite the outer hopper. The deflecting mechanism at least partially borders the central passageway. The dispenser is capable of rotating about a longitudinal axis, the direction of which is the mean direction of flow, in which the dispenser includes a central shaft including an upper end opposite the inner hopper forming a deflecting surface for the first type of material coming from the inner hopper. | 12-23-2010 |
20100317167 | METHOD FOR MAKING ASYMMETRIC DOUBLE-GATE TRANSISTORS BY WHICH ASYMMETRIC AND SYMMETRIC DOUBLE-GATE TRANSISTORS CAN BE MADE ON THE SAME SUBSTRATE - A method for fabricating a microelectronic device with one or plural double-gate transistors, including: a) forming one or plural structures on a substrate including at least a first block configured to form a first gate of a double-gate transistor, and at least a second block configured to form the second gate of said double-gate, the first block and the second block being located on opposite sides of at least one semiconducting zone and separated from the semiconducting zone by a first gate dielectric zone and a second gate dielectric zone respectively, and b) doping at least one or plural semiconducting zones in the second block of at least one given structure among the structures, using at least one implantation selective relative to the first block, the second block being covered by a hard mask, a critical dimension of the hard mask being larger than the critical dimension of the second block. | 12-16-2010 |
20100308286 | METHOD FOR THE SYNTHESIS OF TICON, TION AND TIO NANOPARTICLES BY LASER PYROLYSIS - The invention relates to the synthesis of a material including nanoparticles containing oxygen, titanium and nitrogen. According to the invention the method comprises the combustion by a temperature rise of at least 500° C. of a precursor containing at least titanium, oxygen and nitrogen. Advantageously, the combustion can be a laser pyrolysis and ammonia can be used both as a reagent supplying the nitrogen element for sensitising the pyrolysis reaction and as a fluid for carrying another reagent supplying the titanium element. | 12-09-2010 |
20100227018 | METHOD TO FABRICATE A MOULD FOR LITHOGRAPHY BY NANO-IMPRINTING - The invention concerns a device forming an imprint mould in three dimensions and comprising at least:
| 09-09-2010 |
20100215127 | METHOD FOR ESTIMATING A CARRIER-FREQUENCY SHIFT IN A TELECOMMUNICATION SIGNALS RECEIVER, NOTABLY A MOBILE DEVICE - This method for estimating a carrier-frequency offset (Δf) in a telecommunication signals receiver comprises the following steps:
| 08-26-2010 |
20100200813 | SEMICONDUCTOR NANOCRYSTALS - The present invention aims to provide a method of use for surface-modifying a semiconductor nanocrystal comprising at least the steps consisting in having a semiconductor nanocrystal, the organic coating layer of which is provided, at the outer surface of the nanocrystal, with at least one reactive group G1 that reacts according to a cycloaddition reaction of click chemistry type; and bringing said nanocrystal together with an adjoining material provided at the surface with at least one G2 group complementary to the G1 group with respect to said click chemistry reaction, under conditions favourable to the interaction of said G1 and G2 groups, characterized in that said G1 and G2 groups are respectively an azide and a strained cycloalkynyl radical, or vice versa. | 08-12-2010 |
20100200747 | METHOD FOR CORRECTING ASTIGMATISM IN ELECTRON EMISSION SPECTROMICROSCOPY IMAGING - A method for correcting astigmatism of an electronic optical column of an electron emission spectromicroscope, comprising the steps of:
| 08-12-2010 |
20100200422 | HIGH TEMPERATURE ELECTROLYSER WITH TEMPERATURE HOMOGENISATION DEVICE - An electrolyser including a stack of a plurality of elementary electrolysis cells, each cell including a cathode, an anode, and an electrolyte provided between the cathode and the anode. An interconnection plate is interposed between each anode of an elementary cell and a cathode of a following elementary cell, the interconnection plate being in electric contact with the anode and the cathode. A pneumatic fluid is to be brought into contact with the cathodes, and the electrolyser further includes a mechanism ensuring circulation of the pneumatic fluid in the electrolyser for heating it up before contacting the same with the cathodes. | 08-12-2010 |
20100200396 | HIGH TEMPERATURE ELECTROLYSER WITH HYDROGEN RECOVERY DEVICE - An electrolyser for generating hydrogen including a plurality of elementary electrolysis cells including a cathode, an anode, and an electrolyte provided between the cathode and the anode. An interconnection plate is interposed between the anode of an elementary cell and a cathode of a following elementary cell, in electric contact with the anode and the cathode, and includes a cathodic compartment, an anodic compartment for circulation of fluid to the cathode and the anode respectively, and a chamber for collecting a gas generated at the cathode, separated from the cathodic compartment and the anodic compartment by first and second walls respectively, the first wall at least having a thickness allowing diffusion of the gas through the first wall from the cathodic compartment to the chamber. | 08-12-2010 |
20100189899 | METHOD AND DEVICE FOR THE INFILTRATION OF A STRUCTURE OF A POROUS MATERIAL BY CHEMICAL VAPOUR DEPOSITION - A method and a device for infiltration of a structure made of a porous material by chemical vapor deposition. According to the method, a first face of the porous material structure is exposed to a gaseous flow, and the second face is maintained at least partially free from any contact. | 07-29-2010 |
20100182703 | OPTICAL DEVICE WITH MEANS OF ACTUATING A COMPACT DEFORMABLE MEMBRANE - An optical device with a deformable membrane including an anchoring area on a support helping to contain a constant volume of liquid in contact with one of its faces, a substantially central area, configured to be deformed reversibly from a rest position, and an actuation mechanism displacing the liquid in the central area, stressing the membrane in parts situated between the central area and the anchoring area. The actuation mechanism includes plural thermal or piezoelectric actuators of micro-beam type, distributed at the periphery of the membrane, the micro-beams including at least one fixed part joined to the support and at least one moving part coming into contact, on an actuation, with the membrane in an area situated between the central area and the anchoring area. | 07-22-2010 |
20100171232 | METHOD FOR SEMICONDUCTOR SOLIDIFICATION WITH THE ADDITION OF DOPED SEMICONDUCTOR CHARGES DURING CRYSTALLISATION - A method for semiconductor solidification which includes steps for:
| 07-08-2010 |
20100142647 | METHOD FOR PROCESSING A SAMPLED RECTIFIED ULTRA WIDE BAND SIGNAL - A method for processing, in an ultra-wide band receiver, a sampled rectified ultra-wide band received signal, including: at least one sliding correlation between a selection of samples of the sampled ultra-wide band received signal and a correlation sequence, the sliding correlation carrying out a succession of n elementary correlation steps, n being an integer larger than or equal to 2, at a frequency f, between the selection of samples and the correlation sequence, an elementary correlation producing a series of intermediate correlation samples, and summation of the intermediate correlation samples delivered by each of the n elementary correlation steps to form n correlation samples which form a correlation vector. | 06-10-2010 |
20100118911 | METHODS FOR MANUFACTURING A CONTACT TEMPERATURE SENSOR AND METHOD FOR CALIBRATING SAID SENSOR - A method for manufacturing a contact temperature sensor to be used at a temperature of use, including a) supplying a carbon fiber; b) heat treating of the fiber at a temperature higher than 800° C. and higher than the temperature of use; c) full layer depositing on the fiber, at a deposition temperature, an electrically insulating ceramic coating layer stable at the temperature of use, the ceramic material chosen among silica (SiO | 05-13-2010 |
20100117238 | METHOD FOR PREPARING A LAYER COMPRISING NICKEL MONOSILICIDE NISI ON A SUBSTRATE COMPRISING SILICON - The invention relates to a method for fabricating a layer comprising nickel monosilicide NiSi on a substrate comprising silicon successively comprising the following steps:
| 05-13-2010 |
20100097735 | METHOD OF PROTECTING AND DISSIPATING ELECTROSTATIC DISCHARGES IN AN INTEGRATED CIRCUIT - A device for protecting at least one integrated circuit against an electrostatic discharge, comprising at least:
| 04-22-2010 |
20100091625 | TEST DEVICE FOR CHARACTERIZING MATERIALS USED FOR OPTICAL STORAGE - The subject matter is a test device for characterizing a material used in an optical storage medium ( | 04-15-2010 |
20100086256 | LIGHT COUPLER BETWEEN AN OPTICAL FIBRE AND A WAVEGUIDE MADE ON AN SOI SUBSTRATE - A light coupler between an optical fiber ( | 04-08-2010 |
20100072859 | DEVICE FOR CONVERTING MECHANICAL IMPACT ENERGY INTO ELECTRICAL ENERGY WITH OPTIMISED EFFICIENCY - Device for converting mechanical energy from the impact of objects into electrical energy, comprising a frame, a membrane suspended on said frame by at least a first and second longitudinal end, said membrane being intended to be impacted by said objects in a direction substantially transverse to a mid-plane of the membrane, said membrane comprising a core made from material for transducing mechanical energy into electrical energy, extending from the first longitudinal end to the second longitudinal end, and at least one electrode on a first face of the core and at least one electrode on a second face of the core, said electrodes extending from the first to the second longitudinal end. | 03-25-2010 |
20100061321 | METHOD OF SCHEDULING PACKETS - The invention relates to a method of scheduling packets in a multi-access telecommunication system sharing a plurality of transmission resources. The packets relating to the various accesses are classed ( | 03-11-2010 |
20100025654 | LIGHT-EMITTING DIODE IN SEMICONDUCTOR MATERIAL AND ITS FABRICATION METHOD - The subject of the invention is a light-emitting diode comprising a structure ( | 02-04-2010 |
20100013865 | METHOD OF DRIVING A MATRIX DISPLAY DEVICE HAVING AN ELECTRON SOURCE WITH REDUCED CAPACITIVE CONSUMPTION - A method to drive a display device with electron sources displaying grey scales divided into two families. The display device includes one or more rows and one or more columns. An intermediate potential lies between a first potential and a second potential. To display a grey level of the first family, the column voltage is pulse width modulated between the intermediate potential and the second potential right at the start of the row selection period. To display a grey level of the second family, the column voltage is pulse width modulated between the intermediate potential and the first potential from a determined instant of the row selection period. | 01-21-2010 |
20100006840 | MEMS/NEMS STRUCTURE COMPRISING A PARTIALLY MONOCRYSTALLINE ANCHOR AND METHOD FOR MANUFACTURING SAME - The invention relates to a method for producing a MEMS/NEMS structure from a substrate made in a monocrystalline semiconductor material, the structure comprising a flexible mechanical element connected to the substrate by at least one anchoring zone, the method comprising the following steps:
| 01-14-2010 |
20090321660 | DISPERSIONS OF LUMINESCENT RARE-EARTH OXIDE PARTICLES, VARNISH COMPRISING THESE PARTICLES, THEIR METHODS OF PREPARATION AND METHOD FOR MARKING SUBSTRATES - Dispersion of particles of at least one oxide of at least one luminescent rare earth, disaggregated and stabilized in a hydrophobic liquid medium containing at least one surfactant, in which the said surfactant is a non-ionic surfactant having an HLB (hydrophilic-to-lipophilic balance) lower than 12. | 12-31-2009 |
20090296841 | METHOD FOR DETECTING AN OFDM SIGNAL - The present invention relates to a method for detecting the presence of an OFDM signal in a received signal wherein said received signal is down converted into baseband and subjected to a passband filtering corresponding to a band of interest before being sampled. The thus sampled signal is subjected to a second filtering for eliminating at least one interfering line in the band of interest. The presence of an OFDM signal is detected if the signal filtered by the second filtering is cyclostationary. | 12-03-2009 |
20090286363 | METHOD FOR MAKING A TRANSISTOR WITH METALLIC SOURCE AND DRAIN - Method for making a field effect transistor comprising the following steps:
| 11-19-2009 |
20090281462 | Device and method for following the movement of a living being - A system including a sensor measuring a position of movement, an artificial controller converting the signals from the sensor into state variables of full movement, correlated with a reference model, by performing continual adjustments for estimating these variables directly drawn from the signals of the sensor by results drawn from the reference model. The control which is then provided for completing the movement has good synchronization with the portion accomplished without assistance from the system. Such a system may find application for reproducing or completing the walking of a person with a disabled leg. | 11-12-2009 |
20090262336 | NON-DESTRUCTIVE TESTING OF AN INTEGRATED OPTICAL COUPLER IN AN INTEGRATED OPTICAL CIRCUIT - A non-destructive method for characterizing a surface-illuminated integrated optical coupler associated with an optical waveguide, comprising the steps of measuring the reflection coefficient on a first region of the coupler at a distance from the optical waveguide and constructing a first curve, determining a first model of the reflection coefficient on the first region, performing a first parameter fitting between the first curve and the first model to determine first parameters, measuring the reflection coefficient on a second region of the coupler close to the guide, and constructing a second curve, determining a second model of the reflection coefficient on the second region, performing a second parameter fitting between the second curve and the second model to determine second parameters, and constructing the characteristic of the coupling efficiency of the coupler using the first and second parameters. | 10-22-2009 |
20090253225 | METHOD OF PROCESSING A SEMICONDUCTOR SUBSTRATE BY THERMAL ACTIVATION OF LIGHT ELEMENTS - Method of processing a substrate containing at least one semiconductor of the Si | 10-08-2009 |
20090251045 | Organic Light-Emitting Diode With Transparent Multilayer Electrode - An organic light-emitting diode comprising a substrate ( | 10-08-2009 |
20090198155 | DEVICE FOR ANALYZING GAIT - A device for analyzing the gait of a person, wherein the device comprises:
| 08-06-2009 |
20090181187 | PROCESS FOR MANUFACTURING PERMEABLE DIELECTRIC FILMS - The invention relates to a process for manufacturing a permeable dielectric film, which comprises:
| 07-16-2009 |
20090155671 | SUPERPLASTIC SEALING SYSTEM, PREFERENTIALY FOR ELECTROCHEMICAL CELL SYSTEM - The invention relates to a seal ( | 06-18-2009 |
20090147263 | INTERFERENCE SPECTROSCOPIC ANALYSIS DEVICE - The field of the invention is that of spectroscopic analysis devices allowing the spectral analysis of radiation. The device according to the invention is of the interference type, it comprises at least a first reflecting layer onto which is deposited a multilayer of alternately transparent and photo-absorbing thin films, each photo-absorbing layer being connected to electronic detection means supplying a primary electronic signal and the device also comprising means for analyzing the primary signals and configured in such a manner as to determine the spectral distribution of the original radiation. | 06-11-2009 |
20090035456 | Method for fabricating a fuel cell on a porous support - To prevent the liquid electrolyte from penetrating into the porous support while at the same time preserving or increasing the power density of the fuel cell, before the liquid electrolyte is deposited, at least a part of the walls delineating the pores of said support is covered by a film formed by a material presenting a contact angle of more than 90° with a drop of said liquid electrolyte. Said film further presents a thickness enabling passage of the reactive fluid in the pores of the support. | 02-05-2009 |
20090004835 | Method for producing semi-conducting material wafers by moulding and directional crystallization - Wafers of semi-conducting material are formed by moulding and directional crystallization from a liquid mass of this material. A seed, situated at the bottom of the crucible, presents an orientation along non-dense crystallographic planes. The mould is filled with the molten semi-conducting material by means of a piston or by creation of a pressure difference in the device. The mould is preferably coated with a non-wettable anti-adhesive deposit. | 01-01-2009 |
20080298489 | METHOD FOR ESTIMATING THE CHARACTERISTCS OF OFDM SIGNALS - This invention relates to a method for determining at least one characteristic of an OFDM signal within a received signal, characterised in that:
| 12-04-2008 |
20080220594 | Fabrication method of a mixed substrate and use of the substrate for producing circuits - The fabrication method of a mixed substrate comprising a tensile strained silicon-on-insulator portion and a compressive strained germanium-on-insulator portion comprises a first step of producing a strained silicon-on-insulator base substrate comprising first and second tensile strained silicon zones. After the base substrate has been produced, the method comprises the successive steps of masking the first tensile strained silicon zone forming the tensile strained silicon-on-insulator portion of the substrate, of performing germanium enrichment treatment of the second tensile strained silicon zone of the base substrate until a compressive strained germanium layer is obtained forming said compressive strained germanium-on-insulator portion of the substrate, and of removing the masking. | 09-11-2008 |