Patents Assigned to Commissariat á l'énergie atomique et aux énergies alternatives
  • LOW POWER CONSUMPTION LOGIC CELL
    Publication number: 20170179954
    Abstract: The invention relates to a logic cell for an integrated circuit including at least one first variable-capacitance capacitor having first and second main electrodes separated by an insulating region, and a third control electrode capable of receiving a control voltage referenced to a reference node of the cell to vary the capacitance between the first and second main electrodes, the third electrode being coupled to a node of application of a first logic input signal of the cell, and the first and second electrodes being respectively coupled to a node of application of a cell power supply voltage and to a node for supplying a logic output signal of the cell.
    Type: Application
    Filed: December 16, 2016
    Publication date: June 22, 2017
    Applicant: Commissariat à l'Énergie Atomique et aux Énergies Alternatives
    Inventors: Hervé Fanet, Samer Houri, Gaël Pillonnet
  • OPTICAL DATA RECEIVER WITH RELATIVE PHASE DETECTOR
    Publication number: 20170180056
    Abstract: An optical receiver adapted to convert a received optical signal into a phase change of a timing signal to generate a first modified timing signal and to generate a data signal by comparing the first modified timing signal with a reference signal.
    Type: Application
    Filed: December 16, 2016
    Publication date: June 22, 2017
    Applicant: Commissariat à l'Énergie Atomique et aux Énergies Alternatives
    Inventors: Robert Polster, Ivan Miro Panades, Yvain Thonnart
  • FABRICATION METHOD OF A STACK OF ELECTRONIC DEVICES
    Publication number: 20170179114
    Abstract: This method comprises the following steps: a) providing a first structure successively comprising a first substrate, a first electronic device, and a first dielectric layer; a second structure successively comprising a second substrate, an active layer, a second dielectric layer, and a polycrystalline semiconductor layer, the active layer being designed to form a second electronic device; b) bombarding the polycrystalline semiconductor layer by a beam of species configured to form an amorphous part and to preserve a superficial polycrystalline part; c) bonding the first and second structures; d) removing the second substrate of the second structure; e) introducing dopants into the amorphous part, through the exposed active layer; f) thermally activating the dopants by recrystallization of the amorphous part.
    Type: Application
    Filed: December 22, 2016
    Publication date: June 22, 2017
    Applicant: COMMISSARIAT À L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
    Inventors: Benoit MATHIEU, Claire FENOUILLET-BERANGER
  • FABRICATION METHOD OF A STACK OF ELECTRONIC DEVICES
    Publication number: 20170178950
    Abstract: This method includes the following steps: a) providing a first structure successively including a substrate, an electronic device, a dielectric layer, and a first semiconductor layer; b) providing a second structure successively including a substrate, an active layer, a dielectric layer, and a second semiconductor layer, the active layer being designed to form an electronic device; c) bonding the first and second structures by direct bonding between the first and second semiconductor layers so as to form a bonding interface; d) removing the substrate of the second structure so as to expose the active layer; e) introducing dopants into the first and second semiconductor layers so as to form a ground plane.
    Type: Application
    Filed: December 22, 2016
    Publication date: June 22, 2017
    Applicant: COMMISSARIAT À L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
    Inventors: Perrine BATUDE, Laurent BRUNET, Claire FENOUILLET-BERANGER, Frank FOURNEL
  • Device for converting luminous energy into electrical energy and storing electrical energy, and a method of making an electrochemical cell
    Patent number: 9685818
    Abstract: An electrochemical and photovoltaic secondary cell formed by an electrolyte provided between a first electrode and a second electrode, the second electrode including a layer based on a semi-conductor material configured to convert photons into electrons.
    Type: Grant
    Filed: August 19, 2013
    Date of Patent: June 20, 2017
    Assignee: Commissariat à l'énergie atomique et aux énergies alternatives
    Inventor: Steve Martin
  • Steam heat storage system
    Patent number: 9683788
    Abstract: A solar plant including a solar field for production of steam, a turbine using steam, and an excess steam storage and draw off system. The system includes a latent heat thermal storage module and a liquid displacement thermal storage module including a liquid volume and a steam blanket. The modules are connected together so that the steam produced passes through the steam blanket before passing through the latent heat module, condensing, to be injected in the liquid volume, the lower part of the liquid volume being connected to the solar field and to an outlet of the turbine to let in or return cold liquid. The liquid volume acts as a liquid displacement reservoir.
    Type: Grant
    Filed: August 27, 2013
    Date of Patent: June 20, 2017
    Assignee: Commissariat à l'énergie atomique et aux énergies alternatives
    Inventor: Marco Olcese
  • Memory cell with read transistors of the TFET and MOSFET type to reduce leakage current
    Patent number: 9685222
    Abstract: Memory cell of the SRAM type, including storage transistors forming a memory point for storing a bit and a read port having at least one MOS transistor, a TFET transistor, a power terminal and a read bit line whereof a potential is designed to vary depending on the value of the stored bit, and such that: the gate of the MOS transistor is connected to the memory point, and the gate of the TFET transistor is able to receive a read command signal; a first electrode of the MOS transistor is connected to the power supply terminal; a second electrode of the MOS transistor is connected to a first electrode of the TFET transistor; a second electrode of the TFET transistor is connected to the read bit line.
    Type: Grant
    Filed: October 14, 2015
    Date of Patent: June 20, 2017
    Assignee: Commissariat à l'énergie atomique et aux énergies alternatives
    Inventors: Olivier Thomas, Costin Anghel, Adam Makosiej
  • Electromagnetic resonator pressure sensor
    Patent number: 9677962
    Abstract: The invention relates to a pressure sensor including an electromagnetic resonator with waveguide having a dielectric material with a dielectric permittivity that varies with temperature. There is an excitation circuit configured to propagate an electromagnetic field through the resonator and a device for heating the resonator. There is also a device for detecting the electromagnetic resonant frequency of the resonator and a device for determining the pressure of the gas surrounding the sensor as a function of the detected resonant frequency of the resonator.
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: June 13, 2017
    Assignee: Commissariat à l'énergie atomique et aux énergies alternatives
    Inventor: Denis Mercier
  • Reconfigurable cam
    Patent number: 9679649
    Abstract: A content addressable memory having at least one CAM cell including first and second inverters cross-coupled between first and second storage nodes; a first transistor coupling the first storage node to a bitline, the first transistor being controlled by a first control signal; a second transistor coupling the second storage node to the bitline, the second transistor being controlled by a second control signal; and a control circuit adapted to perform a CAM read operation by pre-charging the bitline to a first voltage level, and then selectively activating either the first or second transistor based on a bit of input data.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: June 13, 2017
    Assignee: Commissariat à l'Énergie Atomique et aux Énergies Alternatives
    Inventors: Navneet Gupta, Adam Makosiej, Costin Anghel, Amara Amara, Olivier Thomas
  • System and method for detecting neutron, gamma and muon radiations with contiguous plastics scintillators
    Patent number: 9678224
    Abstract: A radiation detecting system, including: plastics scintillators juxtaposed to form at least one pair of contiguous plastics scintillators; a photomultiplier associated with each plastics scintillator to provide an electrical signal representative of the light signal generated in the plastics scintillator; a calculator connected to the photomultipliers and configured to: detect pulse coincidences between two electrical pulses provided by the photomultipliers associated with a pair of contiguous plastics scintillators; for each pulse coincidence, determine the time offset between the coincidence pulses relative to the pulse having the greatest amplitude taken as a zero reference; determine the number of pulse coincidences the time offset of which is included in a time offset window.
    Type: Grant
    Filed: September 4, 2014
    Date of Patent: June 13, 2017
    Assignee: Commissariat à l'énergie atomique et aux énergies alternatives
    Inventors: Guillaume Sannie, Gwenole Corre, Vladimir Kondrasovs, Stephane Normand
  • METHOD FOR EQUIPPING REGISTERS OF AN INTEGRATED CIRCUIT TO DETECT TIMING VIOLATIONS
    Publication number: 20170161416
    Abstract: A method of circuit conception including performing static timing analysis on a circuit design to identify a first subset of the synchronous devices having at least one input path with a slack time below a first threshold; simulating the circuit design using one or more functional test patterns to identify a second subset of the synchronous devices for which the number of activations during the simulation is above a second threshold; selecting at least one synchronous device forming part of both of the first and second subsets; and modifying the circuit design to include, for each selected synchronous device, a detection circuit coupled to one or more inputs of the selected synchronous device.
    Type: Application
    Filed: December 2, 2016
    Publication date: June 8, 2017
    Applicant: Commissariat à l'Énergie Atomique et aux Énergies Alternatives
    Inventor: Ivan Miro Panades
  • Device for amplitude modulation of an optical signal
    Patent number: 9673906
    Abstract: A photonic device for amplitude modulation of an optical signal, in which a source of the optical signal is coupled to an input waveguide separating through an optical splitter into two arms which recombine through an optical combiner in an output waveguide, wherein the arms are phase shifted by ?/2 and each include an electro-optical amplitude modulator. The device may be adapted to modulate a wavelength multiplexed signal.
    Type: Grant
    Filed: December 7, 2015
    Date of Patent: June 6, 2017
    Assignee: Commissariat à l'énergie atomique et aux énergies alternatives
    Inventors: Sylvie Menezo, Olivier Dubray
  • Semiconductor component and process for fabricating a semiconductor component
    Patent number: 9673350
    Abstract: A semi-conducting component including a semi-conducting layer of a first conductivity type including a plurality of semi-conducting zones of a second conductivity type opposite that of the semi-conducting layer, and an insulating layer. The component further includes a first bias mechanism configured to bias the semi-conducting layer and a second bias mechanism configured to bias a semi-conducting zone. The first bias mechanism includes a conducting layer in contact with the insulating layer and which includes passageways for each second bias mechanism with the spacing between the conducting layer and the second bias mechanism which is located facing the corresponding semi-conducting zone.
    Type: Grant
    Filed: August 12, 2013
    Date of Patent: June 6, 2017
    Assignee: Commissariat à l'énergie atomique et aux énergies alternatives
    Inventors: Francois Boulard, Olivier Gravrand
  • METHOD FOR MARKING A TEXTILE THREAD WITH A FLUORESCENT ELEMENT, TEXTILE THREAD PRODUCED BY THE MARKING METHOD, AND USE OF SAID TEXTILE THREAD FOR WEAVING AN ITEM OF CLOTHING
    Publication number: 20170152627
    Abstract: A method for marking a textile thread by a fluorescent element has the following successive steps: placing a textile thread and at least one fluorescent element in a reaction chamber, introducing a fluid into the reaction chamber, increasing the temperature and pressure in the reaction chamber up to a temperature and a pressure so as to transform the fluid into a supercritical fluid and to mark the textile thread by the fluorescent element. The fluorescent element is chosen from organolanthanide complexes.
    Type: Application
    Filed: June 2, 2015
    Publication date: June 1, 2017
    Applicant: COMMISSARIAT À L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
    Inventors: Aurélien AUGER, Sonia DE SOUSA NOBRE, Daniel GETTO
  • REFERENCE VOLTAGE GENERATION CIRCUIT
    Publication number: 20170153659
    Abstract: An FDSOI reference voltage generation circuit, including a CTAT current generation circuit; a PTAT-type voltage generation circuit including a first branch including first and second series-connected transistors, the front surface gates of the first and second transistors being connected to the conduction node of the second transistor opposite to the first transistor; a third diode-assembled transistor having a conduction node connected to an output node of the PTAT voltage generation circuit and having its other conduction node forming a reference voltage supply node; and a current mirror; wherein the first and second transistors are of LVT type and the third transistor is of RVT type.
    Type: Application
    Filed: November 30, 2016
    Publication date: June 1, 2017
    Applicant: Commissariat à l'Énergie Atomique et aux Énergies Alternatives
    Inventor: Anthony Quelen
  • Device for converting heat energy into electrical energy with heat-sensitive molecules
    Patent number: 9667121
    Abstract: A device and method recovering heat energy and converting the heat energy into electrical energy by heat-sensitive molecules to which are connected magnetic particles, with the heat-sensitive molecules able to move the magnetic particles in relation to a conductive circuit to generate an induced current in the circuit.
    Type: Grant
    Filed: May 22, 2014
    Date of Patent: May 30, 2017
    Assignee: Commissariat à l'énergie atomique et aux énergies alternatives
    Inventors: Abdelkader Aliane, Philippe Coronel, Olivier Poncelet
  • On-SOI integrated circuit equipped with a device for protecting against electrostatic discharges
    Patent number: 9666577
    Abstract: The invention relates to an IC with an electrostatic discharge protection device. There is a buried insulant layer 50 nm or less in thickness and first and second bipolar transistors on the insulant layer, one being an npn transistor and the other a pnp transistor. The base of the first transistor is merged with the collector of the second transistor and the base of the second transistor is merged with the collector of the first transistor. The first and second bipolar transistors are configured to selectively conduct a discharge current between two electrodes of the protection device. There is a first semiconductor ground plane under the insulant layer, being electrically biased, extending until it is plumb with the base of the first bipolar transistor, exhibiting a first type of doping identical to that of the base of the first bipolar transistor with a doping density at least ten times greater.
    Type: Grant
    Filed: August 4, 2014
    Date of Patent: May 30, 2017
    Assignees: Commissariat à l'énergie atomique et aux énergies alternatives, STMicroelectronics SA, Centre National De La Recherche Scientifique
    Inventors: Yohann Solaro, Sorin Cristoloveanu, Claire Fenouillet-Beranger, Pascal Fonteneau
  • Method and circuit for reading an array of oscillators
    Patent number: 9667897
    Abstract: A detection device comprises an array of pixels, each pixel including a sensor and generating an oscillating signal (S); and a frequency detection circuit (206, 208, 210) for detecting the frequency of the oscillating output signal of one or more of the pixels, the frequency detection circuit having: a window generation circuit (208) adapted to generate at least one output signal (WIN_SEN) indicating the start and end times of a first time duration (TWINDOW) corresponding to a plurality of periods of the oscillating output signal; and one or more counters (210) adapted to receive at least one reference signal (TCOUNT, TREAD) indicating the start and end times of a reference time duration (TREF), and to quantify a difference between the first time duration and the reference time duration.
    Type: Grant
    Filed: March 4, 2016
    Date of Patent: May 30, 2017
    Assignee: Commissariat à l'Energie Atomique et aux Energies Alternatives
    Inventors: Vigier Margaux, Bertrand Dupont, Arnaud Peizerat, Jean-Pierre Rostaing
  • Method and circuit for controlling programming current in a non-volatile memory array
    Patent number: 9666243
    Abstract: A memory device having: a cross-point memory array; a current supply circuit adapted to supply a programming current to a selected row line of the array during a programming operation to change the resistive state of a selected memory cell coupled between the selected row line and a selected column line of the array; a leakage current detection circuit coupled to the column lines except the selected column line and adapted to detect leakage currents during the programming operation; and a current limit generation circuit adapted to generate a current limit based on the sum of the leakage currents and on a reference current, and to supply the current limit to the current supply circuit to limit the programming current.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: May 30, 2017
    Assignee: Commissariat à l'Énergie Atomique et aux Énergies Alternatives
    Inventor: Alexandre Levisse
  • APPLICATION OF HYBRID ALUMINOSILICATES
    Publication number: 20170144131
    Abstract: The use of hollow particles of hybrid aluminosilicates of imogolite or allophane type, characterized in that they have their external surface functionalized with Al—OH units and their internal surface functionalized at least in part with Si—R units, with R representing a nonhydrolyzable unit, preferably a hydrocarbon unit, as vehicle for one or more hydrophobic substances, in particular considered in the oil industry, the hydrophobic substances being chosen from any compound containing a linear or branched aliphatic chain having at least 4 carbon atoms, surfactants, biocides and methane clathrates inhibitors.
    Type: Application
    Filed: June 29, 2015
    Publication date: May 25, 2017
    Applicant: COMMISSARIAT À L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
    Inventors: Olivier PONCELET, Antoine THILL