Aspect of the present disclosure are directed to methods and apparatus producing enhanced radiation characteristics, e.g., wideband behavior, in or for antennas and related components by providing concentric sleeves, with air or dielectric material as a spacer, where the sleeves include one or more conductive layers, at least a portion of which includes fractal resonators closely spaced, in terms of wavelength. A further aspect of the present disclosure is directed to surfaces that include dual-use or multiple-use apertures. Such aperture engine surfaces can include a first layer of antenna arrays, a second layer including a metal-fractal backplane player, and a third layer including solar cells for solar cell or solar oriented power collection. Fractal metamaterial ribbons with multiple closely-packed fractal resonators are also disclosed.

Aspect of the present disclosure are directed to methods and apparatus producing enhanced radiation characteristics, e.g., wideband behavior, in or for antennas and related components by providing concentric sleeves, with air or dielectric material as a spacer, where the sleeves include one or more conductive layers, at least a portion of which includes fractal resonators closely spaced, in terms of wavelength. A further aspect of the present disclosure is directed to surfaces that include dual-use or multiple-use apertures. Such aperture engine surfaces can include a first layer of antenna arrays, a second layer including a metal-fractal backplane player, and a third layer including solar cells for solar cell or solar oriented power collection. Fractal metamaterial ribbons with multiple closely-packed fractal resonators are also disclosed.

An antenna apparatus includes a ground layer having a through-hole; a feed via disposed to pass through the through-hole; a patch antenna pattern disposed on the ground layer and electrically connected to one end of the feed via; a first coupling patch pattern disposed on the patch antenna pattern; a second coupling patch pattern disposed between the first coupling patch pattern and the patch antenna pattern; and a dielectric layer disposed in at least of a portion a space between the first coupling patch pattern and the second coupling patch pattern so that a dielectric constant of at least a portion of a space between the patch antenna pattern and the second coupling patch pattern is lower than a dielectric constant of the space between the first coupling patch portion and the second coupling patch pattern.

An antenna arrangement for the reception of circularly polarized satellite radio signals having a free space wavelength and a frequency f comprises at least one circularly polarized satellite reception antenna positioned above an electrically conductive base surface whose outline is inscribed by a circle K about its phase center PZ having a relative antenna radius ra/<0.15. A director is present that comprises a horizontal electrical conductor that has two conductor ends and that is guided over a director length Ld at a director height hd above the conductive base surface. The horizontal electrical conductor is angled at its two conductor ends and extends from there as vertical conductor in each case toward the conductive base surface.

The exemplified systems and methods provides a low-profile stacked patch multi-frequency antenna (e.g., a dual-frequency antenna). A design is disclosed which is configured to operate at the 5.9-GHz band (e.g., for Dedicated Short Range Communications) and the 28-GHz band (e.g., for 5G communications). With a low-profile, the exemplified systems and methods can be integrated into existing microelectronic packaging systems as well as readily integrated into communication systems having smaller form factor.

A magnetic field focusing assembly includes a magnetic field generating device configured to generate a magnetic field, and a split ring resonator assembly configured to be magnetically coupled to the magnetic field generating device and configured to focus the magnetic field produced by the magnetic field generating device.

A magnetic field focusing assembly includes a magnetic field generating device configured to generate a magnetic field, and a split ring resonator assembly configured to be magnetically coupled to the magnetic field generating device and configured to focus the magnetic field produced by the magnetic field generating device.

A filter arrangement having three or more stacked metallization layers separated by printed circuit board, PCB, layers. Each metallization layer includes an aperture. The filter arrangement has a plurality of via-holes extending though the stacked metallization layers and through the separating Dielectric material layers, whereby the via-holes and the metallization layers delimit a cavity in each Dielectric material layer. The cavities in two consecutive Dielectric material layers being coupled by the aperture in the single metallization layer separating the two consecutive Dielectric material layers. The aperture of a topmost metallization layer being arranged as antenna element. The filter arrangement having a signal interface arranged as a conduit connecting at least one dielectric material layer to an exterior of the filter arrangement.

Apparatuses, methods, and systems for an antenna element are disclosed. For an embodiment, the antenna element includes a feed line layer, a first substrate adjacent to the feed line layer, a ground layer adjacent to the first substrate, a second substrate adjacent to the ground layer, and a third layer adjacent to the second substrate. The feed line layer includes a conductive fork-shape that includes a conductive handle adapted to be electrically connected to a center conductor of a coaxial line, a conductive cross-section that crosses an end portion of the conductive handle, and a plurality of conductive fingers. For an embodiment, a rectangular slot is formed in the ground layer, wherein a length of the rectangular slot is perpendicular to the conductive handle. For an embodiment, the third layer includes four parasitic elements, wherein each parasitic element is electrically connected to the ground layer through a shorting via.

A packaged radar includes laminate layers, a ground plane associated with at least one of the laminate layers, a transmit antenna and a receive antenna associated with at least one of the laminate layers, and an electromagnetic band gap structure between the transmit antenna and the receive antenna for isolating the transmit antenna and the receive antenna, the electromagnetic band gap structure including elementary cells forming adjacent columns each coupled to the ground plane, and each elementary cell including a conductive planar element and a columnar element coupled to the conductive planar element.