Patents by Inventor Didier Belot

Didier Belot 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).

  • Publication number: 20220060214
    Abstract: A system for bidirectional transmission in a plastic waveguide of a plurality of signals, between a first transceiver device and a second transceiver device, the plurality of signals comprising a payload carrier signal and one or more reference signals generated by one or more local oscillators on different frequencies, the first transceiver device being a power radio transceiver device, the second transceiver device being a multisignal transceiver device with no energy consumption which comprises a passive transmitter and a passive receiver.
    Type: Application
    Filed: August 11, 2021
    Publication date: February 24, 2022
    Inventors: Didier BELOT, Baudouin MARTINEAU
  • Publication number: 20200348395
    Abstract: A radio wave transceiver system, including: at least one waveguide made of a dielectric material; a transceiver circuit coupled to a first end of each of said at least one waveguide, capable of transmitting and/or of receiving radio waves respectively propagating in said at least one waveguide; and at least one antenna coupled to a second end of said at least one waveguide, capable of transmitting and/or of receiving said waves to/from a non-guided external medium.
    Type: Application
    Filed: May 1, 2020
    Publication date: November 5, 2020
    Applicant: Commissariat à l'Énergie Atomique et aux Énergies Alternatives
    Inventors: Didier Belot, Frédéric Hameau, Baudouin Martineau
  • Patent number: 10665945
    Abstract: A millimeter-wave waveguide including at least one strip of a dielectric material having a dielectric constant in the range from 1 to 4, a sheath surrounding the strip, and at least four ribs connecting the strip to the sheath.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: May 26, 2020
    Assignee: Commissariat á l'Énergie Atomique et aux Énergies Alternatives
    Inventors: Didier Belot, Baudouin Martineau
  • Patent number: 10164608
    Abstract: Switch comprising at least one PCM portion that can be in a conducting or blocked state depending on the amorphous or crystalline state of the PCM that can change state when it is heated, in which the PCM portion is continuous and has an elongated shape such that an input and an output of the switch are connected to two ends of the PCM portion respectively that are separated from each other by a distance corresponding to the largest dimension of the PCM portion, and comprising a control device of the state of the switch capable of passing heating currents through the PCM portion, approximately perpendicular to the largest dimension of the PCM portion, from at least two input points separated from each other and separated from the ends of the PCM portion, to at least two output points separated from each other and separated from the ends of the PCM portion.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: December 25, 2018
    Assignee: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
    Inventors: Didier Belot, Aurelien Larie, Baudouin Martineau
  • Patent number: 10044102
    Abstract: A millimeter-wave transmission device including a waveguide made of a material having a dielectric constant in the range from 1 to 4, the waveguide being solid at each of its ends with an electronic unit embedded in the material of the waveguide, the electronic unit including a millimeter wave transceiver circuit, an antenna capable of transmitting and receiving the millimeter waves, a modulation-demodulation circuit, and input-output conductors.
    Type: Grant
    Filed: May 12, 2017
    Date of Patent: August 7, 2018
    Assignee: Commissariat à l'Energie Atomique et aux Energies Alternatives
    Inventors: Didier Belot, Baudouin Martineau, Olivier Richard
  • Publication number: 20180138894
    Abstract: Switch comprising at least one PCM portion that can be in a conducting or blocked state depending on the amorphous or crystalline state of the PCM that can change state when it is heated, in which the PCM portion is continuous and has an elongated shape such that an input and an output of the switch are connected to two ends of the PCM portion respectively that are separated from each other by a distance corresponding to the largest dimension of the PCM portion, and comprising a control device of the state of the switch capable of passing heating currents through the PCM portion, approximately perpendicular to the largest dimension of the PCM portion, from at least two input points separated from each other and separated from the ends of the PCM portion, to at least two output points separated from each other and separated from the ends of the PCM portion.
    Type: Application
    Filed: November 8, 2017
    Publication date: May 17, 2018
    Applicant: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
    Inventors: Didier BELOT, Aurelien LARIE, Baudouin MARTINEAU
  • Publication number: 20180069315
    Abstract: A millimeter-wave waveguide including at least one strip of a dielectric material having a dielectric constant in the range from 1 to 4, a sheath surrounding the strip, and at least four ribs connecting the strip to the sheath.
    Type: Application
    Filed: September 1, 2017
    Publication date: March 8, 2018
    Applicant: Commissariat à IÉnergie Atomique et aux Énergies Alternatives
    Inventors: Didier Belot, Baudouin Martineau
  • Publication number: 20170331181
    Abstract: A millimeter-wave transmission device including a waveguide made of a material having a dielectric constant in the range from 1 to 4, the waveguide being solid at each of its ends with an electronic unit embedded in the material of the waveguide, the electronic unit including a millimeter wave transceiver circuit, an antenna capable of transmitting and receiving the millimeter waves, a modulation-demodulation circuit, and input-output conductors.
    Type: Application
    Filed: May 12, 2017
    Publication date: November 16, 2017
    Applicant: Commissariat à l'Énergie Atomique et aux Énergies Alternatives
    Inventors: Didier Belot, Baudouin Martineau, Olivier Richard
  • Publication number: 20170271777
    Abstract: A connector for a plastic waveguide includes a connector body having first and second openings aligned with one another. The first opening is configured to receive the plastic waveguide. A radio frequency (RF) antenna is positioned within the second opening of the connector body.
    Type: Application
    Filed: June 5, 2017
    Publication date: September 21, 2017
    Inventors: Baudouin Martineau, Olivier Richard, Didier Belot, Pierre Dautriche
  • Patent number: 9270300
    Abstract: A method for generating a radio frequency signal, wherein a signal to be transmitted is decomposed into a weighted sum of periodic basic signals of different frequencies.
    Type: Grant
    Filed: February 11, 2014
    Date of Patent: February 23, 2016
    Assignees: STMICROELECTRONICS SA, INSTITUT POLYTECHNIQUE DE BORDEAUX, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE BORDEAUX
    Inventors: Didier Belot, Yann Deval, Francois Rivet
  • Patent number: 9264076
    Abstract: A device for generating a signal, including: a balun; and a circuit capable of summing up, on a first access terminal of the balun, currents representative of signals received on first input terminals of the device, and on a second access terminal of the balun, currents representative of signals received on second input terminals of the device.
    Type: Grant
    Filed: February 11, 2014
    Date of Patent: February 16, 2016
    Assignees: STMICROELECTRONICS SA, INSTITUT POLYTECHNIQUE DE BORDEAUX, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE BORDEAUX
    Inventors: Didier Belot, Yann Deval, Francois Rivet
  • Publication number: 20150372388
    Abstract: A connector for a plastic waveguide includes a connector body having first and second openings aligned with one another. The first opening is configured to receive the plastic waveguide. A radio frequency (RF) antenna is positioned within the second opening of the connector body.
    Type: Application
    Filed: June 1, 2015
    Publication date: December 24, 2015
    Inventors: Baudouin MARTINEAU, Olivier RICHARD, Didier BELOT, Pierre DAUTRICHE
  • Patent number: 9178538
    Abstract: The invention concerns a circuit for multi-standard wireless RF transmission comprising: input circuitry (302 to 314) for generating a transmission signal (IT(t), QT(t)) based on an input data signal (I, Q); a power amplifier (316) adapted to amplify said transmission signal to provide an output signal (S(t)) for transmission via at least one antenna; and feedback circuitry (320 to 340) comprising at least one variable low-pass filter (334, 336) for generating a feedback signal (IFB, QFB) based on said output signal, wherein said input circuitry further comprises pre-distortion circuitry (302) adapted to modify said input data signal (I, Q) based on said feedback signal.
    Type: Grant
    Filed: November 18, 2011
    Date of Patent: November 3, 2015
    Assignee: STMicroelectronics SA
    Inventors: Nicolas Delaunay, Eric Kerherve, Nathalie Deltimple, Didier Belot
  • Patent number: 9124293
    Abstract: Continuous time analog/digital converter, comprising a sigma delta modulator (MSD1) configured to receive an analog input signal (x(t)) and comprising high-pass filtering means (MF) the chopping frequency of which is equal to half of the sampling frequency (Fs) of the quantization means (QTZ) of the modulator (MSD1).
    Type: Grant
    Filed: June 10, 2013
    Date of Patent: September 1, 2015
    Assignee: STMicroelectronics SA
    Inventors: Didier Belot, Jean-Baptiste Begueret, Yann Deval, Dominique Dallet, André Mariano
  • Patent number: 8982994
    Abstract: Device comprising processing means (MT), transmission channels (VE1, . . . VEn), an antenna array for transmitting signals comprising a number of antennas (A11 . . . A1n) respectively associated with the transmission channels, a number of digital-analog converters (DAC) and a number of phase-shifting means (MD1, . . . MDn) respectively associated with the antennas, said phase-shifting means (MD1, . . . MDn) being placed between the processing means (MT) and the digital-analog converters (DAC) and including digital all-pass filters of FIR type (PT), the processing means comprising control means (MC) configured to adjust the coefficients and/or the order of the all-pass filters of FIR type.
    Type: Grant
    Filed: December 16, 2011
    Date of Patent: March 17, 2015
    Assignee: STMicroelectronics SA
    Inventors: Mathieu Egot, Jonathan Muller, Andreia Cathelin, Didier Belot
  • Publication number: 20140235186
    Abstract: A method for generating a radio frequency signal, wherein a signal to be transmitted is decomposed into a weighted sum of periodic basic signals of different frequencies.
    Type: Application
    Filed: February 11, 2014
    Publication date: August 21, 2014
    Applicants: Institut Polytechnique de Bordeaux, STMicroelectronics S.A.
    Inventors: Didier Belot, Yann Deval, Francois Rivet
  • Publication number: 20140233671
    Abstract: A device for generating a signal, including: a balun; and a circuit capable of summing up, on a first access terminal of the balun, currents representative of signals received on first input terminals of the device, and on a second access terminal of the balun, currents representative of signals received on second input terminals of the device.
    Type: Application
    Filed: February 11, 2014
    Publication date: August 21, 2014
    Applicants: Institut Polytechnique de Bordeaux, STMicroelectronics S.A.
    Inventors: DIDIER BELOT, Yann Deval, Francois Rivet
  • Patent number: 8665038
    Abstract: A filtering circuit with BAW type acoustic resonators having at least a first quadripole and a second quadripole connected in cascade, each quadripole having a branch series with a first acoustic resonator of type BAW and a branch parallel with each branch having an acoustic resonator of type BAW, the first acoustic resonator having a frequency of resonance series approximately equal to the frequency of parallel resonance of the second acoustic resonator, the branch parallel of the first quadripole having a first capacitance connected in series with the second resonator and, in parallel with the capacitance, a first switching transistor to short circuit the capacitance.
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: March 4, 2014
    Assignees: STMicroelectronics S.A., Centre National de la Recherche Scientifique
    Inventors: Didier Belot, Alexandre Augusto Shirakawa, Eric Kerherve, Moustapha El Hassan, Yann Deval
  • Publication number: 20130271304
    Abstract: Continuous time analogue/digital converter, comprising a sigma delta modulator (MSD1) configured to receive an analogue input signal (x(t)) and comprising high-pass filtering means (MF) the chopping frequency of which is equal to half of the sampling frequency (Fs) of the quantization means (QTZ) of the modulator (MSD1).
    Type: Application
    Filed: June 10, 2013
    Publication date: October 17, 2013
    Inventors: Didier Belot, Jean-Baptiste Begueret, Yann Deval, Dominique Dallet, André Mariano
  • Patent number: 8502574
    Abstract: Device for generating a signal of parametrizable frequency comprising a phase locked loop including a generator of a reference signal, a phase-frequency comparator comprising a first input for receiving the reference signal, an oscillator controlled on the basis of the result output by the phase-frequency comparator, a fractional divider coupled between an output of the oscillator and a second input of the phase-frequency comparator, and a selector selectively linking an input of the oscillator either with an input of the generator, or with the output of the oscillator as a function of the multiplication ratio of the fractional divider.
    Type: Grant
    Filed: September 9, 2011
    Date of Patent: August 6, 2013
    Assignee: STMicroelectronics SA
    Inventors: Didier Belot, Pierre-Olivier Lucas De Peslouan, Cédric Majek, Yann Deval, Thierry Taris, Jean-Baptiste Begueret