63 patents
Utility
Electromagnetic reflector for use in a dielectric resonator antenna system
16 Jan 24
An electromagnetic device includes: an electromagnetically reflective structure having an electrically conductive structure and a plurality of electrically conductive electromagnetic reflectors that are integrally formed with or are in electrical communication with the electrically conductive structure; wherein the plurality of reflectors are disposed relative to each other in an ordered arrangement; and, wherein each reflector of the plurality of reflectors forms a wall that defines and at least partially circumscribes a recess having an electrically conductive base that forms part of or is in electrical communication with the electrically conductive structure.
Gianni Taraschi, Kristi Pance, Shawn P. Williams, Karl E. Sprentall, Stephen O′Connor, Murali Sethumadhavan, Michael S. White
Filed: 19 Apr 18
Utility
Method for producing a semi-finished metal product, method for producing a metal-ceramic substrate, and metal-ceramic substrate
19 Dec 23
Maximilian Engel, Xinhe Tang, Stefan Britting
Filed: 21 Nov 18
Utility
System for cooling a metal-ceramic substrate, a metal-ceramic substrate and method for manufacturing the system
19 Dec 23
Andreas Meyer, Vitalij Gil, László Müller, Rainer Herrmann, Stefan Britting
Filed: 14 May 19
Utility
Coupled dielectric resonator and dielectric waveguide
19 Dec 23
An electromagnetic device includes at least one dielectric resonator antenna, DRA, and at least one dielectric waveguide, DWG, configured so that during operation of the electromagnetic device, the at least one DRA provides an electromagnetic signal to the at least one DWG, or the at least one DWG provides an electromagnetic signal to the at least one DRA.
Kristi Pance, Gianni Taraschi, Koen Hollevoet
Filed: 13 Nov 19
Utility
Bismuth ruthenium M-type hexaferrite
28 Nov 23
In an aspect, a ferrite composition comprises a BiRuCo-M-type ferrite having the formula Me1-xBixCoyRuzFe12-tO19, wherein Me is at least one of Sr, Pb, or Ba; x is 0.01 to 0.5; y is 0.1 to 2; z is 0 to 4, and t is 0 to 4; wherein the Co can be at least partially replaced by at least one of Zn, Cu, or Mg by an amount of less than y, and the Ru can be at least partially replaced by at least one of Ti, Sn, or Zr, where the substitution amount is not more than z or is less than z.
Yajie Chen, Qifan Li
Filed: 23 Sep 20
Utility
Multi-resonator array
21 Nov 23
An electromagnetic, EM, apparatus includes: a unit cell having at least two dielectric resonator antennas, DRAs; wherein each one of the at least two DRAs is distinctly different from another one of the at least two DRAs; wherein each one of the at least two DRAs is not electromagnetically coupled with another one of the at least two DRAs; wherein the unit cell is configured to operate over a defined overall frequency range; wherein a first DRA of the at least two DRAs is configured to operate over a first frequency range within the overall frequency range; wherein a second DRA of the at least two DRAs is configured to operate over a second frequency range within the overall frequency range that is different from the first frequency range.
Kristi Pance, Shailesh Pandey, Gianni Taraschi, Sara G. Canzano, Daniel Pennock
Filed: 23 May 22
Utility
Metal-ceramic substrate and method for producing a metal-ceramic substrate
7 Nov 23
Andreas Meyer, Stefan Britting
Filed: 18 Feb 19
Utility
Photocurable compositions for stereolithography, method of forming the compositions, stereolithography methods using the compositions, polymer components formed by the stereolithography methods, and a device including the polymer components
17 Oct 23
A photocurable composition for stereolithographic three-dimensional printing, wherein the photocurable composition comprises a photoreactive oligomer component comprising a hydrophobic oligomer comprising a photoreactive end group, a photoreactive monomer component comprising a photoreactive monomer having a photoreactive end group, and a photoinitiation composition comprising a photoinitiator; the photocurable composition has a viscosity of 250 to 10,000 centipoise at 22° C., determined using a Brookfield viscometer; and the photocured composition has a dielectric loss of less than 0.010, preferably less than 0.008, more preferably less than 0.006, most preferably less than 0.004, each determined by split-post dielectric resonator testing at 10 gigahertz at 23° C.
Trevor Polidore, Dirk Baars, Thomas A. Koes, Bruce Fitts, Murali Sethumadhavan
Filed: 3 Jun 22
Utility
Nanocrystalline cobalt doped nickel ferrite particles, method of manufacture, and uses thereof
10 Oct 23
Described herein is a nanocrystalline ferrite having the formula Ni1−x−yMyCoxFe2+zO4, wherein M is at least one of Zn, Mg, Cu, or Mn, x is 0.01 to 0.8, y is 0.01 to 0.8, and z is −0.5 to 0.5, and wherein the nanocrystalline ferrite has an average grain size of 5 to 100 nm.
Li Zhang, Yajie Chen
Filed: 13 Oct 20
Utility
Layered sensor apparatus and method of making same
22 Aug 23
A sensor apparatus includes a first of a plurality of layers having a top layer, a bottom layer, and at least one intermediate layer having an electrical conductor layer, each of the top layer, the bottom layer, and the at least one intermediate layer is disposed in direct contact with a respective adjacent layer.
Karl E. Sprentall, Trevor Polidore, Robert Mone, Michael Lunt, William Kwan
Filed: 23 Feb 18
Utility
Cap liner comprising a sintered fluoropolymer layer
25 Jul 23
In an aspect, a cap liner comprises a sintered fluoropolymer layer; and a backing layer; wherein the sintered fluoropolymer layer is in direct physical contact with the backing layer with no intervening layer located there between.
R. Ray Patrylak
Filed: 25 Feb 20
Utility
Z-type hexaferrite having a nanocrystalline structure
4 Jul 23
In an aspect, a Co2Z ferrite has the formula: (Ba1-xSrx)3Co2+yMyFe24-2y-zO41.
Yajie Chen, Li Zhang, Shawn Williams
Filed: 3 Feb 21
Utility
Dielectric electromagnetic structure and method of making the same
25 Apr 23
A method of making a dielectric, Dk, electromagnetic, EM, structure, includes: providing a first mold portion comprising substantially identical ones of a first plurality of recesses arranged in an array; filling the first plurality of recesses with a curable first Dk composition having a first average dielectric constant greater than that of air after full cure; placing a substrate on top of and across multiple ones of the first plurality of recesses filled with the first Dk composition, and at least partially curing the curable first Dk composition; and, removing the substrate with the at least partially cured first Dk composition from the first mold portion, resulting in an assembly having the substrate and a plurality of Dk forms including the at least partially cured first Dk composition, each of the plurality of Dk forms having a three dimensional, 3D, shape defined by corresponding ones of the first plurality of recesses.
Gianni Taraschi, Kristi Pance, Stephen O'Connor, Christopher Brown, Trevor Polidore, Allen F. Horn, III, Dirk Baars, Roshin Rose George, Jared Duperre, Shailesh Pandey, Karl E. Sprentall, Shawn P. Williams, William Blasius
Filed: 22 Nov 19
Utility
Multi-layer magneto-dielectric material
11 Apr 23
A magneto-dielectric material operable between a minimum frequency and a maximum frequency, having: a plurality of layers that alternate between a dielectric material and a ferromagnetic material, lowermost and uppermost layers of the plurality of layers each being a dielectric material; each layer of the plurality of ferromagnetic material layers having a thickness equal to or greater than 1/15th a skin depth of the respective ferromagnetic material at the maximum frequency, and equal to or less than ⅕th the skin depth of the respective ferromagnetic material at the maximum frequency; each layer of the plurality of dielectric material layers having a thickness and a dielectric constant that provides a dielectric withstand voltage across the respective thickness of equal to or greater than 150 Volts peak and equal to or less than 1,500 Volts peak; and, the plurality of layers having an overall thickness equal to or less than one wavelength of the minimum frequency in the plurality of layers.
Karl E. Sprentall, Aniruddha J. Shere, Yajie Chen, Murali Sethumadhavan
Filed: 21 Dec 17
Utility
Dielectric resonator antenna having first and second dielectric portions
28 Mar 23
An electromagnetic device includes: a first electromagnetic, EM, signal feed; a second EM signal feed disposed adjacent to the first EM signal feed; and, an elevated electrically conductive region disposed between and elevated relative to the first and second EM signal feeds.
Roshin Rose George, Kristi Pance
Filed: 14 Jan 19
Utility
Magneto-dielectric materials, methods of making, and uses thereof
7 Feb 23
A magnetic fiber comprises a core comprising a spinel ferrite of formula Me1-xMxFeyO4, wherein Me is Mg, Mn, Fe, Co, Ni, Cu, Zn, or a combination thereof, x=0 to 0.25, and y=1.5 to 2.5, wherein the core is solid or at least partially hollow; and a shell at least partially surrounding the core, and comprising a Me1-xMxFey alloy, wherein when the core is solid with Me=Ni and x=0 the magnetic fiber has a diameter of greater than 0.3 micrometer.
Yajie Chen, Robert C. Daigle, Li Zhang
Filed: 16 Jul 20
Utility
Carrier substrate with a thick metal interlayer and a cooling structure
24 Jan 23
The present invention proposes a carrier substrate (1) for electrical components (13), the carrier substrate (1) having a component side (4) and a cooling side (5) which is opposite the component side (4) and has a cooling structure (30), the carrier substrate (1) comprising a primary layer (10) which faces the component side (4) and is produced from ceramic for electrical insulation, and a secondary layer (20) which faces the cooling side (5) for stiffening the carrier substrate (1), characterized in that a metallic intermediate layer (15) is arranged between the primary layer (10) and the secondary layer (20) for heat transfer from the component side (4) to the cooling side (5), the metallic intermediate layer (15) being thicker than the primary layer (10) and/or the secondary layer (20).
Andreas Meyer, Vitalij Gil, László Müller, Rainer Herrmann, Stefan Britting
Filed: 19 Dec 17
Utility
Dielectric resonator antenna system
10 Jan 23
An electromagnetic device includes: an electrically conductive ground structure; at least one dielectric resonator antenna (DRA) disposed on the ground structure; at least one electromagnetic (EM) beam shaper disposed proximate a corresponding one of the DRA; and, at least one signal feed disposed electromagnetically coupled to a corresponding one of the DRA.
Murali Sethumadhavan, Michael S. White, Gianni Taraschi, Kristi Pance
Filed: 9 Sep 19
Utility
Cooling device for cooling an electrical component and method for producing a cooling device
10 Jan 23
Nico Kuhn, Manfred Götz, Andreas Meyer, Vitalij Gil, Johannes Wiesend
Filed: 5 Sep 18
Utility
Electromagnetic dielectric structure adhered to a substrate and methods of making the same
3 Jan 23
An electromagnetic, EM, device, includes: a substrate having a dielectric layer and a first conductive layer at a first side of the substrate, the substrate having a via that extends at least partially through the substrate from the first side toward an opposing second side of the substrate; at least one dielectric structure having at least one non-gaseous dielectric material that forms a first dielectric portion that extends outward from the first side of the substrate, the first dielectric portion having a first average dielectric constant, the at least one dielectric structure further having a second dielectric portion that is contiguous with the first dielectric portion; wherein the second dielectric portion extends into the via of the substrate, the via having a mechanical interlock surface; and wherein the at least one dielectric structure includes a mechanical interlock between the second dielectric portion and the mechanical interlock surface of the via of the substrate.
Stephen O'Connor, Gianni Taraschi, Christopher Brown, Kristi Pance, Karl E. Sprentall, Bruce Fitts, Dirk Baars, William Blasius, Murali Sethumadhavan, Roshin Rose George, Michael S. White, Michael Lunt, Sam Henson, John Dobrick
Filed: 6 Dec 21