178 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
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
4 Jan 24
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: 30 Aug 23
Utility
Busbar Contact Coatings by Cold Spray Deposition
21 Dec 23
In an aspect, a method of forming a coating on a busbar comprises cold spraying a powder comprising a plurality of metal particles onto the busbar at a velocity sufficiently high to cause the plurality of metal particles to deform upon contact with the busbar thereby forming the coating on the busbar; wherein the plurality of metal particles comprises greater than or equal to 50 weight percent of at least one of nickel, tin, silver, zinc, or copper based on the total weight of the metal particles; and wherein the coating has an average thickness of greater than or equal to 10 micrometers.
Eui Kyoon Kim, Lori Brock, Wei Shi, Sebastiaan De Boodt, Patricia Schwartz, Yuqiang Zhang, Samuel Boese
Filed: 15 Jun 23
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
Y-type Hexaferrite, Method of Manufacture, and Uses Thereof
14 Dec 23
In an aspect, a Co2Y-type ferrite includes oxides of at least Ba, La, Co, Me, Fe, and optionally Ca; wherein Me is at least Ni and optionally one or more of Zn, Cu, Mn, or Mg.
Yajie Chen, Lance Young, Allen F. Horn, III, William Blasius, Lori Brock
Filed: 2 Jun 23
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
M-type Hexaferrite Comprising a Low Dielectric Loss Ceramic
2 Nov 23
In an aspect, an M-type ferrite, comprises oxides of Me, Me′, Me″, Co, Ti, and Fe; wherein Me is at least one of Ba, Sr, or Pb; Me′ is at least one of Ti, Zr, Ru, or Ir; and Me″ is at least one of Mg or Ca.
Yajie Chen, Yu Wang
Filed: 12 May 21
Utility
Novel Multifferoic R-type Hexaferrite, a Composite and an Article Comprising the R-type Hexaferrite, and a Method of Making the Same
2 Nov 23
In an aspect, an R-type ferrite has the formula: Me′3Me2TiFe12O25, wherein Me′ is at least one of Ba2+ or Sr2+ and Me is at least one of Co2+, Mg2+, Cu2+, or Zn2+.
Yajie Chen, Qifan Li
Filed: 25 Aug 21
Utility
M-type Hexaferrite Having a Planar Anisotropy
2 Nov 23
In an aspect, an M-type ferrite comprises an element Me comprising at least one of Ba, Sr, or Pb; an element Me′ comprising at least one of Ti, Zr, Ru, or Ir; and an element Me″ comprising at least one of In or Sc.
Yajie Chen, Yu Wang
Filed: 6 May 21
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
Cap Liner Comprising a Sintered Fluoropolymer Layer
28 Sep 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: 31 May 23
Utility
Method for Producing a Metal-ceramic Substrate, and Metal-ceramic Substrate Produced Using a Method of This Type
21 Sep 23
The present invention relates to a method for producing a metal-ceramic substrate (1) comprising: —providing a ceramic element (30) and at least one metal layer (10), wherein the ceramic element (30) and the at least one metal layer (10) extend along a main extension plane (HSE), —joining the ceramic element (30) to the at least one metal layer (10) to form a metal-ceramic substrate (1), in particular by means of a direct metal joining method, a hot isostatic pressing method and/or a soldering method, and —machining the at least one metal layer (10) by means of a machine tool (40) and/or laser light in order to define a geometry, at least in some portions, of a side face (15) of the at least one metal layer (10) not running parallel to the main extension plane (HSE).
Vitalij GIL, Marco ENGLHARD, Markus RÜPPEL, Fabian WAGLE
Filed: 20 Jul 21
Utility
Process for Producing a Metal-ceramic Substrate, and a Metal-ceramic Substrate Produced Using Such a Method
14 Sep 23
The invention relates to a process for producing a metal-ceramic substrate (1), comprising: —providing a ceramic element (10), a metal ply (40) and at least one metal layer (30), —forming an ensemble (18) of the ceramic element (10), the metal ply (40) and the at least one metal layer (30), —forming a gas-tight container (30) surrounding the ceramic element (10), wherein the at least one metal layer (30) is arranged between the ceramic element (10) and the metal ply (40) in the container, and—forming the metal-ceramic substrate (1) by hot isostatic pressing.
Fabian WAGLE, Stefan BRITTING, Tilo WELKER
Filed: 30 Jul 21
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
Thermally Conductive Phase-change Composition, Methods of Manufacture Thereof, and Articles Including the Composition
17 Aug 23
A thermally conductive phase-change composition includes a mixture of 5 to 25 weight percent thermoplastic polymer; 20 to 45 weight percent phase-change material; and 30 to 65 weight percent thermally conductive particles, wherein weight percent is based on the total weight of the composition and totals 100 weight percent, and wherein thermal conductivity of the composition is at least 3.0 W/m-K at a temperature below the transition temperature of the phase change material and thermal conductivity of the composition is at least 2.0 W/m-K at a temperature above the transition temperature of the phase change material, wherein thermal conductivity is determined in accordance with ASTM E1530.
Kuitian Tan, David William Baker, Ian Smith
Filed: 15 Jul 21