Patents by Inventor Chris Eylander
Chris Eylander 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: 11909091Abstract: Expansion compensation structures for an antenna are disclosed. In one embodiment, the antenna comprises: an array of antenna elements; and a structure coupled to the array of antenna elements, the structure having a plurality of components comprising materials having different coefficients of thermal expansion (CTEs), wherein first and second components of the plurality of components are pin bonded with one or more pins, and one or more components of the plurality of components other than the first and second components are between the first and second components and have one or more slots through which the one or more pins traverse and have CTEs different than CTEs of the first and second components.Type: GrantFiled: May 18, 2021Date of Patent: February 20, 2024Assignee: KYMETA CORPORATIONInventors: Steven Howard Linn, Mehdi Afkhami Reihani, Stephen Olfert, Chris Eylander, Felix Chen, Corey Pfeiff, Jonathan Byron
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Patent number: 11855347Abstract: An antenna having a wedge plate-based waveguide with feed segmentation and a method for using the same are disclosed. In one embodiment, the antenna comprises an aperture having an array of radio-frequency (RF) radiating antenna elements and a segmented wedge plate radial waveguide comprises a plurality of wedge plates that form a plurality of sub-apertures, wherein each sub-aperture includes one wedge plate and a distinct subset of RF radiating antenna elements in the array, wherein each wedge plate of the plurality of wedge plates has a feed point to provide a feed wave for propagation through said each wedge plate for interaction with its distinct subset of RF radiating antenna elements in the array.Type: GrantFiled: December 16, 2020Date of Patent: December 26, 2023Assignee: KYMETA CORPORATIONInventors: Chris Eylander, Bradley Eylander, Mohsen Sazegar
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Patent number: 11837786Abstract: Multiband guiding structures for antennas and methods for using the same are described. In one embodiment, an antenna comprises: an antenna aperture with radio-frequency (RF) radiating antenna elements; and a center-fed, multi-band wave guiding structure coupled to the antenna aperture to receive a feed wave in two different frequency bands and propagate the feed wave to the RF radiating antenna elements of the antenna aperture.Type: GrantFiled: December 22, 2020Date of Patent: December 5, 2023Assignee: KYMETA CORPORATIONInventors: Mohsen Sazegar, Chris Eylander, Aidin Mehdipour, Ibrahim Nassar, Bradley Eylander
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Patent number: 11799211Abstract: Multiband guiding structures for antennas and methods for using the same are described. In one embodiment, an antenna comprises: an antenna aperture with radio-frequency (RF) radiating antenna elements; and a center-fed, multi-band wave guiding structure coupled to the antenna aperture to receive a feed wave in two different frequency bands and propagate the feed wave to the RF radiating antenna elements of the antenna aperture.Type: GrantFiled: December 5, 2022Date of Patent: October 24, 2023Assignee: KYMETA CORPORATIONInventors: Mohsen Sazegar, Chris Eylander, Aidin Mehdipour, Ibrahim Nassar, Bradley Eylander
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Publication number: 20230299479Abstract: A method and apparatus for controlling the far field radiation pattern of a metasurface antenna using convex optimization are disclosed. In some embodiments, a method for controlling a metasurface antenna having antenna elements comprises: determining a desired phase and amplitude for each of the antenna elements in order to achieve a desired far field radiation pattern using convex optimization; and controlling radio frequency (RF) radiating antenna elements based on the desired phase and amplitude using one or more control parameters to perform beam forming.Type: ApplicationFiled: March 15, 2023Publication date: September 21, 2023Inventors: Chris Eylander, Hamidreza Chalabi, Mohsen Sazegar
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Publication number: 20230238711Abstract: Multiband guiding structures for antennas and methods for using the same are described. In one embodiment, an antenna comprises: an antenna aperture with radio-frequency (RF) radiating antenna elements; and a center-fed, multi-band wave guiding structure coupled to the antenna aperture to receive a feed wave in two different frequency bands and propagate the feed wave to the RF radiating antenna elements of the antenna aperture.Type: ApplicationFiled: December 5, 2022Publication date: July 27, 2023Inventors: Moshen SAZEGAR, Chris EYLANDER, Aidin MEHDIPOUR, Ibrahim NASSAR, Bradley EYLANDER
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Publication number: 20230187824Abstract: An antenna transceiver architecture for a modular metasurface antenna and method for using the same are disclosed. In some embodiments, the antenna architecture includes a plurality of metasurface antenna tiles, where each metasurface antenna tile of the plurality of metasurface antenna tiles having one or more feed ports individually fed when in operation to support one or more independent beams, and wherein the plurality of metasurface antenna tiles comprise a plurality of sub-arrays of metasurface antenna tiles.Type: ApplicationFiled: December 1, 2022Publication date: June 15, 2023Inventors: Zeeshan Zeeshan, Mohsen Sazegar, Maxwell A. Smoot, Chris Eylander, Joseph Taylor, Nick McCarty
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Publication number: 20230179291Abstract: A multibeam antenna and method of using the same are described. In one embodiment, the antenna comprises an aperture having a plurality of radio-frequency (RF) radiating antenna elements. The RF radiating antenna elements generate a plurality of beams simultaneously in different directions in response to a first modulation pattern for holographic beamforming applied to the plurality of RF radiating antenna elements to establish all beams of the plurality of beams such that antenna elements of the plurality of RF radiating antenna elements contribute to all beams in the plurality of beams concurrently. The antenna also includes a controller coupled to the aperture to generate the first modulation pattern.Type: ApplicationFiled: February 1, 2023Publication date: June 8, 2023Inventors: Hussein Esfahlani, Seyed Mohamad Amin Momeni Hasan Abadi, Mohsen Sazegar, Chris Eylander, Ryan Stevenson
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Patent number: 11670858Abstract: A non-circular center-fed antenna and method for using the same are disclosed. In one embodiment, the antenna comprises: a non-circular antenna aperture with radio-frequency (RF) radiating antenna elements; and a non-radially symmetric directional coupler to supply a RF feed wave to the aperture at a central location within the antenna aperture to enable the feed wave to propagate outward from the central location to an edge of the aperture.Type: GrantFiled: December 7, 2021Date of Patent: June 6, 2023Assignee: KYMETA CORPORATIONInventors: Mohsen Sazegar, Chris Eylander
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Patent number: 11601192Abstract: A multibeam antenna and method of using the same are described. In one embodiment, the antenna comprises an aperture having a plurality of radio-frequency (RF) radiating antenna elements. The RF radiating antenna elements generate a plurality of beams simultaneously in different directions in response to a first modulation pattern for holographic beamforming applied to the plurality of RF radiating antenna elements to establish all beams of the plurality of beams such that antenna elements of the plurality of RF radiating antenna elements contribute to all beams in the plurality of beams concurrently. The antenna also includes a controller coupled to the aperture to generate the first modulation pattern.Type: GrantFiled: April 29, 2021Date of Patent: March 7, 2023Assignee: KYMETA CORPORATIONInventors: Hussein Esfahlani, Seyed Mohamad Amin Momeni Hasan Abadi, Mohsen Sazegar, Chris Eylander, Ryan Stevenson
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Publication number: 20220328962Abstract: A method and apparatus for impedance matching for an antenna aperture are described. In one embodiment, the antenna comprises an antenna aperture having at least one array of antenna elements operable to radiate radio frequency (RF) energy and an integrated composite stack structure coupled to the antenna aperture. The integrated composite stack structure includes a wide angle impedance matching network to provide impedance matching between the antenna aperture and free space and also puts dipole loading on antenna elements.Type: ApplicationFiled: April 19, 2022Publication date: October 13, 2022Inventors: Adam Medhipour, Mohsen Sazegar, Anthony Guenterberg, Robert Thomas Hower, Chris Eylander, Ryan Stevenson, Nathan Kundtz
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Publication number: 20220239000Abstract: A non-circular center-fed antenna and method for using the same are disclosed. In one embodiment, the antenna comprises: a non-circular antenna aperture with radio-frequency (RF) radiating antenna elements; and a non-radially symmetric directional coupler to supply a RF feed wave to the aperture at a central location within the antenna aperture to enable the feed wave to propagate outward from the central location to an edge of the aperture.Type: ApplicationFiled: December 7, 2021Publication date: July 28, 2022Inventors: Mohsen SAZEGAR, Chris EYLANDER
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Patent number: 11322843Abstract: A method and apparatus for impedance matching for an antenna aperture are described. In one embodiment, the antenna comprises an antenna aperture having at least one array of antenna elements operable to radiate radio frequency (RF) energy and an integrated composite stack structure coupled to the antenna aperture. The integrated composite stack structure includes a wide angle impedance matching network to provide impedance matching between the antenna aperture and free space and also puts dipole loading on antenna elements.Type: GrantFiled: March 10, 2020Date of Patent: May 3, 2022Assignee: KYMETA CORPORATIONInventors: Aidin Medhipour, Mohsen Sazegar, Anthony Guenterberg, Robert Thomas Hower, Chris Eylander, Ryan Stevenson, Nathan Kundtz
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Patent number: 11258176Abstract: A non-circular center-fed antenna and method for using the same are disclosed. In one embodiment, the antenna comprises: a non-circular antenna aperture with radio-frequency (RF) radiating antenna elements; and a non-radially symmetric directional coupler to supply a RF feed wave to the aperture at a central location within the antenna aperture to enable the feed wave to propagate outward from the central location to an edge of the aperture.Type: GrantFiled: April 9, 2020Date of Patent: February 22, 2022Assignee: KYMETA CORPORATIONInventors: Mohsen Sazegar, Chris Eylander
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Publication number: 20220006511Abstract: A multibeam antenna and method of using the same are described. In one embodiment, the antenna comprises an aperture having a plurality of radio-frequency (RF) radiating antenna elements. The RF radiating antenna elements generate a plurality of beams simultaneously in different directions in response to a first modulation pattern for holographic beamforming applied to the plurality of RF radiating antenna elements to establish all beams of the plurality of beams such that antenna elements of the plurality of RF radiating antenna elements contribute to all beams in the plurality of beams concurrently. The antenna also includes a controller coupled to the aperture to generate the first modulation pattern.Type: ApplicationFiled: April 29, 2021Publication date: January 6, 2022Inventors: Hussein Esfahlani, Seyed Mohamad Amin Momeni Hasan Abadi, Mohsen Sazegar, Chris Eylander, Ryan Stevenson
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Publication number: 20210273311Abstract: Expansion compensation structures for an antenna are disclosed. In one embodiment, the antenna comprises: an array of antenna elements; and a structure coupled to the array of antenna elements, the structure having a plurality of components comprising materials having different coefficients of thermal expansion (CTEs), wherein first and second components of the plurality of components are pin bonded with one or more pins, and one or more components of the plurality of components other than the first and second components are between the first and second components and have one or more slots through which the one or more pins traverse and have CTEs different than CTEs of the first and second components.Type: ApplicationFiled: May 18, 2021Publication date: September 2, 2021Inventors: Steven Howard Linn, Mehdi Afkhami Reihani, Stephen Olfert, Chris Eylander, Felix Chen, Corey Pfeiff, Jonathan Byron
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Publication number: 20210249779Abstract: An antenna having a wedge plate-based waveguide with feed segmentation and a method for using the same are disclosed. In one embodiment, the antenna comprises an aperture having an array of radio-frequency (RF) radiating antenna elements and a segmented wedge plate radial waveguide comprises a plurality of wedge plates that form a plurality of sub-apertures, wherein each sub-aperture includes one wedge plate and a distinct subset of RF radiating antenna elements in the array, wherein each wedge plate of the plurality of wedge plates has a feed point to provide a feed wave for propagation through said each wedge plate for interaction with its distinct subset of RF radiating antenna elements in the array.Type: ApplicationFiled: December 16, 2020Publication date: August 12, 2021Inventors: Chris Eylander, Bradley Eylander, Mohsen Sazegar
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Publication number: 20210203079Abstract: Multiband guiding structures for antennas and methods for using the same are described. In one embodiment, an antenna comprises: an antenna aperture with radio-frequency (RF) radiating antenna elements; and a center-fed, multi-band wave guiding structure coupled to the antenna aperture to receive a feed wave in two different frequency bands and propagate the feed wave to the RF radiating antenna elements of the antenna aperture.Type: ApplicationFiled: December 22, 2020Publication date: July 1, 2021Inventors: Moshen SAZEGAR, Chris EYLANDER, Aidin MEHDIPOUR, Ibrahim NASSAR, Bradley EYLANDER
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Publication number: 20200328515Abstract: A non-circular center-fed antenna and method for using the same are disclosed. In one embodiment, the antenna comprises: a non-circular antenna aperture with radio-frequency (RF) radiating antenna elements; and a non-radially symmetric directional coupler to supply a RF feed wave to the aperture at a central location within the antenna aperture to enable the feed wave to propagate outward from the central location to an edge of the aperture.Type: ApplicationFiled: April 9, 2020Publication date: October 15, 2020Inventors: Mohsen SAZEGAR, Chris EYLANDER
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Publication number: 20200287283Abstract: A method and apparatus for impedance matching for an antenna aperture are described. In one embodiment, the antenna comprises an antenna aperture having at least one array of antenna elements operable to radiate radio frequency (RF) energy and an integrated composite stack structure coupled to the antenna aperture. The integrated composite stack structure includes a wide angle impedance matching network to provide impedance matching between the antenna aperture and free space and also puts dipole loading on antenna elements.Type: ApplicationFiled: March 10, 2020Publication date: September 10, 2020Inventors: Adam Medhipour, Mohsen Sazegar, Anthony Guenterberg, Robert Thomas Hower, Chris Eylander, Ryan Stevenson, Nathan Kundtz