Patents by Inventor Emile De Rijk
Emile De Rijk 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: 11955683Abstract: Radio frequency device including at least: a tube through which a channel passes, a front face and/or a rear face forming a bearing surface through which the channel passes, the bearing surface forming an annular frame around one end of the tube and being integral with the tube. The bearing surface includes axial fixing apertures passing through the bearing surface and opening outside the channel in order to allow fixation of the device, and the width of the frame being greater at and in the immediate vicinity of the axial fixing apertures than at a distance from these axial fixing apertures.Type: GrantFiled: April 9, 2020Date of Patent: April 9, 2024Assignee: SWISSto12 SAInventors: Mathieu Billod, Arnaud Boland, Santiago Capdevila Cascante, Emile de Rijk, Tomislav Debogovic, Alexandre Dimitriades, Esteban Menargues Gomez, Lionel Simon
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Patent number: 11923591Abstract: Waveguide device for guiding a radio frequency signal at a given frequency f, the device including: a core manufactured by additive manufacturing and including side walls with inner and outer surfaces, the inner surfaces delimiting a waveguide channel, wherein a cross-section of the channel has two straight sides joined together by two half-portions, at least one of the two half-portions being rounded or formed of at least two straight segments, the cross-section having a maximum length (a) and a maximum width (b), the ratio between the maximum length (a)/maximum width (b) being between 2.05 and 3.5, preferably between 2.05 and 2.4.Type: GrantFiled: April 10, 2020Date of Patent: March 5, 2024Assignee: SWISSTO12 SAInventors: Alexandre Dimitriades, Mathieu Billod, Lionel Simon, Santiago Capdevila Cascante, Emile de Rijk
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Patent number: 11923592Abstract: Waveguide device (1) for guiding a radio frequency signal at a given frequency f, the device (1) including: a core (3) manufactured by additive manufacturing and including side walls with inner and outer surfaces (7, 8), the inner surfaces (7) delimiting a waveguide channel (2), wherein a cross-section of the channel (2) has two straight sides joined together by two half-portions, at least one of the two half-portions being rounded or formed of at least two straight segments the cross-section having a maximum length (a) and a maximum width (b), the ratio between the maximum length (a)/maximum width (b) being between 2.05 and 3.5, preferably between 2.05 and 2.4.Type: GrantFiled: March 8, 2023Date of Patent: March 5, 2024Assignee: SWISSTO12 SAInventors: Alexandre Dimitriades, Mathieu Billod, Lionel Simon, Santiago Capdevila Cascante, Emile de Rijk
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Publication number: 20230378659Abstract: Radiofrequency module, including: a first layer including an array of radiating elements, each radiating element having a cross section for supporting at least one wave propagation mode, a second layer forming an array of waveguides; a fourth layer forming an array of ports; the second layer being interposed between the first and the fourth layer; each waveguide being connected to a port on the one hand and to a radiating element on the other hand for transmitting a radiofrequency signal between this port and this radiating element; the spacing between two ports being different from the spacing between the radiating elements, so that the surface area of the first layer is different from the surface area of the fourth layer; the waveguides being curved.Type: ApplicationFiled: July 25, 2023Publication date: November 23, 2023Inventors: Esteban Menargues Gomez, Santiago Capdevila Cascante, Emile de Rijk, Tomislav Debogovic
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Patent number: 11742589Abstract: Radiofrequency module, including: a first layer including an array of radiating elements, each radiating element having a cross section for supporting at least one wave propagation mode, a second layer forming an array of waveguides; a fourth layer forming an array of ports; the second layer being interposed between the first and the fourth layer; each waveguide being connected to a port on the one hand and to a radiating element on the other hand for transmitting a radiofrequency signal between this port and this radiating element; the spacing between two ports being different from the spacing between the radiating elements, so that the surface area of the first layer is different from the surface area of the fourth layer; the waveguides being curved.Type: GrantFiled: April 4, 2022Date of Patent: August 29, 2023Assignee: SWISSTO12 SAInventors: Esteban Menargues Gomez, Santiago Capdevila Cascante, Emile de Rijk, Tomislav Debogovic
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Publication number: 20230238676Abstract: Waveguide device (1) for guiding a radio frequency signal at a given frequency f, the device (1) including: a core (3) manufactured by additive manufacturing and including side walls with inner and outer surfaces (7, 8), the inner surfaces (7) delimiting a waveguide channel (2), wherein a cross-section of the channel (2) has two straight sides joined together by two half-portions, at least one of the two half-portions being rounded or formed of at least two straight segments the cross-section having a maximum length (a) and a maximum width (b), the ratio between the maximum length (a)/maximum width (b) being between 2.05 and 3.5, preferably between 2.05 and 2.4.Type: ApplicationFiled: March 8, 2023Publication date: July 27, 2023Inventors: Alexandre Dimitriades, Mathieu Billod, Lionel Simon, Santiago Capdevila Cascante, Emile de Rijk
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Publication number: 20220231424Abstract: Radiofrequency module, including: a first layer including an array of radiating elements, each radiating element having a cross section for supporting at least one wave propagation mode, a second layer forming an array of waveguides; a fourth layer forming an array of ports; the second layer being interposed between the first and the fourth layer; each waveguide being connected to a port on the one hand and to a radiating element on the other hand for transmitting a radiofrequency signal between this port and this radiating element; the spacing between two ports being different from the spacing between the radiating elements, so that the surface area of the first layer is different from the surface area of the fourth layer; the waveguides being curved.Type: ApplicationFiled: April 4, 2022Publication date: July 21, 2022Inventors: Esteban Menargues Gomez, Santiago Capdevila Cascante, Emile de Rijk, Tomislav Debogovic
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Publication number: 20220216579Abstract: Radio frequency device including at least: a tube through which a channel passes, a front face and/or a rear face forming a bearing surface through which the channel passes, the bearing surface forming an annular frame around one end of the tube and being integral with the tube. The bearing surface includes axial fixing apertures passing through the bearing surface and opening outside the channel in order to allow fixation of the device, and the width of the frame being greater at and in the immediate vicinity of the axial fixing apertures than at a distance from these axial fixing apertures.Type: ApplicationFiled: April 9, 2020Publication date: July 7, 2022Inventors: Mathieu Billod, Arnaud Boland, Santiago Capdevila Cascante, Emile de Rijk, Tomislav Debogovic, Alexandre Dimitriades, Esteban Menargues Gomez, Lionel Simon
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Publication number: 20220181778Abstract: An arrangement for communication satellites including a payload bay. The arrangement includes an assembly of waveguides, waveguide fixation interfaces for fixing the waveguides to electronic equipment and/or components and a mechanical structure including a plurality of links interconnecting at least some of the waveguides to ensure the stability of the waveguide assembly. The arrangement further includes at least one heat pipe that is arranged to heat or cool one or more of the waveguides. The arrangement is formed in a single piece by 3D printing.Type: ApplicationFiled: April 9, 2020Publication date: June 9, 2022Inventors: Emile de Rijk, Mathieu Billod, Esteban Menargues Gomez, Santiago Capdevila Cascante, Tomislav Debogovic, Alexandre Dimitriades, Lionel Simon, Arnaud Boland
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Publication number: 20220149502Abstract: Waveguide device for guiding a radio frequency signal at a given frequency f, the device including: a core manufactured by additive manufacturing and including side walls with inner and outer surfaces, the inner surfaces delimiting a waveguide channel, wherein a cross-section of the channel has two straight sides joined together by two half-portions, at least one of the two half-portions being rounded or formed of at least two straight segments, the cross-section having a maximum length (a) and a maximum width (b), the ratio between the maximum length (a)/maximum width (b) being between 2.05 and 3.5, preferably between 2.05 and 2.4.Type: ApplicationFiled: April 10, 2020Publication date: May 12, 2022Inventors: Alexandre Dimitriades, Mathieu Billod, Lionel Simon, Santiago Capdevila Cascante, Emile de Rijk
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Patent number: 11309637Abstract: Radiofrequency module, including: a first layer including an array of radiating elements, each radiating element having a cross section for supporting at least one wave propagation mode, a second layer forming an array of waveguides; a fourth layer forming an array of ports; the second layer being interposed between the first and the fourth layer; each waveguide being connected to a port on the one hand and to a radiating element on the other hand for transmitting a radiofrequency signal between this port and this radiating element; the spacing between two ports being different from the spacing between the radiating elements, so that the surface area of the first layer is different from the surface area of the fourth layer; the waveguides being curved.Type: GrantFiled: December 6, 2018Date of Patent: April 19, 2022Assignee: SWISSTO12 SAInventors: Esteban Menargues Gomez, Santiago Capdevila Cascante, Emile de Rijk, Tomislav Debogovic
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Publication number: 20220029257Abstract: Radio-frequency component including several waveguide devices, for example antennas or polarizers, arranged in an array for transmitting and/or receiving electromagnetic signals. The radio-frequency component includes several ridges and each waveguide device includes: at least one inner wall; an upstream opening in the direction of propagation of the signals during emission; and a downstream opening in the direction of propagation of the emitting signals, linked to the upstream opening so that the emitting signals are transmitted from the upstream opening to the downstream opening. The arrangement of the ridges in the openings upstream of the radiofrequency component may be different from the arrangement of the ridges in the openings downstream of the radio-frequency component. The arrangement of ridges in the downstream openings of each waveguide device includes no more and no less than three ridges.Type: ApplicationFiled: March 27, 2020Publication date: January 27, 2022Inventors: Esteban Menargues Gomez, Tomislav Debogovic, Santiago Capdevila Cascante, Emile de Rijk
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Publication number: 20210218151Abstract: Radiofrequency module, including: a first layer including an array of radiating elements, each radiating element having a cross section for supporting at least one wave propagation mode, a second layer forming an array of waveguides; a fourth layer forming an array of ports; the second layer being interposed between the first and the fourth layer; each waveguide being connected to a port on the one hand and to a radiating element on the other hand for transmitting a radiofrequency signal between this port and this radiating element; the spacing between two ports being different from the spacing between the radiating elements, so that the surface area of the first layer is different from the surface area of the fourth layer; the waveguides being curved.Type: ApplicationFiled: December 6, 2018Publication date: July 15, 2021Inventors: Esteban Menargues Gomez, Santiago Capdevila Cascante, Emile de Rijk, Tomislav Debogovic
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Patent number: 11031669Abstract: A method for producing a waveguide device, including producing a core of a non-conductive material. The core has side walls with outer surfaces and inner surfaces, the inner surfaces defining a waveguide channel. A layer of conductive metal is deposited on the inner surfaces by immersion in a fluid of reactants. The core includes at least one hole between the outer and inner surfaces, specifically used to encourage the removal of bubbles from the channel and/or the circulation of the fluid during the immersion.Type: GrantFiled: February 24, 2017Date of Patent: June 8, 2021Assignee: SWISSTO12 SAInventors: Emile de Rijk, Mirko Favre, Mathieu Billod, Alexandre Dimitriades, Alessandro Macor
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Patent number: 10868348Abstract: A passive radiofrequency device includes a core formed by the gluing of multiple parts in direct contact against one another. At least one of the parts includes a housing for glue. At least some of the parts are manufactured individually by additive manufacturing. A conductive metal jacket surrounds the core without separating the parts from one another.Type: GrantFiled: December 18, 2018Date of Patent: December 15, 2020Assignee: SWISSTO12 SAInventors: Mathieu Billod, Mirko Favre, Emile de Rijk
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Patent number: 10862186Abstract: A waveguide device for guiding a radio frequency signal at a determined frequency f, the device including a body having side walls with outer surfaces and inner surfaces, the inner surfaces defining a waveguide channel. A conductive layer covers the inner surface of the body, the conductive layer being formed of a metal having a skin depth ? at frequency f. The conductive layer has a thickness at least twenty times as large as the skin depth ?.Type: GrantFiled: May 30, 2017Date of Patent: December 8, 2020Assignee: SWISSTO12 SAInventors: Emile de Rijk, Mirko Favre, Mathieu Billod, Alexandre Dimitriades
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Publication number: 20200161738Abstract: A method for producing a waveguide device, including producing a core of a non-conductive material. The core has side walls with outer surfaces and inner surfaces, the inner surfaces defining a waveguide channel. A layer of conductive metal is deposited on the inner surfaces by immersion in a fluid of reactants. The core includes at least one hole between the outer and inner surfaces, specifically used to encourage the removal of bubbles from the channel and/or the circulation of the fluid during the immersion.Type: ApplicationFiled: February 24, 2017Publication date: May 21, 2020Inventors: Emile de Rijk, Mirko Favre, Mathieu Billod, Alexandre Dimitriades, Alessandro Macor
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Publication number: 20200127358Abstract: A waveguide device for guiding a radio frequency signal at a determined frequency f, the device including a body having side walls with outer surfaces and inner surfaces, the inner surfaces defining a waveguide channel. A conductive layer covers the inner surface of the body, the conductive layer being formed of a metal having a skin depth ? at frequency f. The conductive layer has a thickness at least twenty times as large as the skin depth ?.Type: ApplicationFiled: May 30, 2017Publication date: April 23, 2020Inventors: Emile de Rijk, Mirko Favre, Mathieu Billod, Alexandre Dimitriades
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Publication number: 20190190113Abstract: A passive radiofrequency device includes a core formed by the gluing of multiple parts in direct contact against one another. At least one of the parts includes a housing for glue. At least some of the parts are manufactured individually by additive manufacturing. A conductive metal jacket surrounds the core without separating the parts from one another.Type: ApplicationFiled: December 18, 2018Publication date: June 20, 2019Inventors: Mathieu Billod, Mirko Favre, Emile de Rijk
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Patent number: 9448290Abstract: A hyperpolarization and multiple irradiation probe head, suitable for use in connection with magnetic resonance techniques (DNP-NMR, photo-DNP-NMR, ENDOR-EPR, MRI, DNP-MRI), comprising a RF transducer for generating and detecting a RF signal, wherein said RF transducer has a conducting element (2) allowing, together with at least one fully or partially connected grid polarizer made of conducting grid elements (1) which are reciprocally spaced so as the grid is at least partially transparent to a given microwave beam (3), controlled RF current paths and a substantially uniform RF magnetic field inside the RF transducer, wherein the grid polarizer (1) and the conducting element (2) forming the RF transducer are shaped and oriented to conform to said microwave beam phase fronts, said grid polarizer and said conducting element surrounding a sample (8), which is apt to be irradiated also by said microwaves (3); the probe head being also suited for a simultaneous irradiation of the sample with THz, FIR, IR, visibleType: GrantFiled: June 27, 2012Date of Patent: September 20, 2016Assignee: CONSIGLIO NAZIONALE DELLE RICERCHEInventors: Giuseppe Annino, Alessandro Macor, Emile De Rijk, Stefano Alberti