Abstract: Embodiments of the present disclosure provide an antenna assembly that includes a plurality of separate and distinct antenna modules that are interconnected together to form an antenna layer. Each of the antenna modules may include a support structure including a core frame connected to a core support, and a backskin connected to one or both of the core frame and the core support. The antenna assembly may also include an alignment grid configured to receive and align each of the antenna modules, and/or a matching layer configured to receive and align each of the antenna modules.

Abstract: A structural antenna array may include a core including intersecting wall sections, wherein the core further includes antenna elements formed on a first surface of the wall sections, and feed elements formed on a second surface of the wall sections, a distribution substrate layer coupled to the core and in electrical communication with the antenna elements and the feed elements, a first skin coupled to the core opposite the distribution substrate layer, and a second skin coupled to the distribution substrate layer opposite the first skin.

Abstract: A radio frequency (RF) circuit for a ring antenna array element includes first and second feed elements, and a conductive element disposed between the first and second feed elements. The first and second feed elements are electrically couplable to a conductive resonator for a frequency band. The first feed element is configured to conduct an electromagnetic current. The conductive element is configured to resonate outside the frequency band to reduce cross-coupling between the first feed element and the second feed element due to the electromagnetic current.

Abstract: A structural antenna array may include a core including intersecting wall sections, wherein the core further includes antenna elements formed on a first surface of the wall sections, and feed elements formed on a second surface of the wall sections, a distribution substrate layer coupled to the core and in electrical communication with the antenna elements and the feed elements, a first skin coupled to the core opposite the distribution substrate layer, and a second skin coupled to the distribution substrate layer opposite the first skin.

Abstract: An antenna assembly may include a first ground plane, a second ground plane that may be switched between grounding and non-grounding states, and first and second antenna layers. Each of the first and second antenna layers may include a plurality of pixels interconnected by a plurality of phase change material (PCM) switches. The PCM switches are configured to be selectively switched between phases to provide a plurality of antenna patterns within the first and second antenna layers.

Abstract: A radio frequency (RF) circuit for a ring antenna array element includes first and second feed elements, and a conductive element disposed between the first and second feed elements. The first and second feed elements are electrically couplable to a conductive resonator for a frequency band. The first feed element is configured to conduct an electromagnetic current. The conductive element is configured to resonate outside the frequency band to reduce cross-coupling between the first feed element and the second feed element due to the electromagnetic current.

Abstract: A method and system for communication with assemblies comprising shafts (e.g., drive shafts, or other rotating objects) comprising use of helical antenna based components. In this regard, a helical antenna based component may comprise one or more helical antennas surrounding or wound around a shaft, with the one or more helical antennas being electrically decoupled from the shaft, and with the helical antenna based component being configurable to communicate the signals when the shaft is stationary or rotating.

Abstract: Antenna unit cells suitable for use in antenna arrays are disclosed, as are antenna array and mounting platform such as an aircraft comprising antenna unit cells. In one embodiment, an antenna unit cell comprises a dielectric substrate having a length extending along a first axis and a width extending along a second axis, a first plurality of radiating elements disposed on a first side of the dielectric substrate, and a second plurality of radiating elements disposed on a second side of the dielectric substrate, opposite the first side. In some embodiments the first plurality of radiating elements extend to an edge of the unit cell, and the second plurality of radiating elements overlap portions of the first plurality of radiating elements. Other embodiments may be described.

Abstract: An antenna structure and methods are presented. A conductive resonator comprises a conductive ring configured to support an electromagnetic current, and a plurality of conductive teeth. The conductive teeth are distributed around an edge of the conductive ring, and are configured to control a flow of the electromagnetic current and tune a response of the antenna structure.

Abstract: A structural wideband multifunctional aperture and methods are presented. A ground plane grounds radio frequency (RF) and direct current (DC) electrical fields. A structural egg crate circuit board comprises a grid of circuit board planes coupled to the ground plane and perpendicular to the ground plane around open boxes. A signal feed-line is coupled to the structural egg crate circuit board and couple-able to a signal transmission line. A driven feed layer parallel to the ground plane is coupled to the signal feed-line and to a side of the structural egg crate circuit board opposite to the ground plane.

Abstract: A structural wideband aperture assembly and methods are presented. A non-conductive structural backsheet comprises electrical vias. A structural egg-crate core comprises a grid of core strips coupled to the non-conductive structural backsheet and is configured substantially perpendicular to the non-conductive structural backsheet around open boxes. A non-structural grid of antenna feed cards is configured substantially perpendicular to the non-conductive structural backsheet and crosses the core strips. A non-structural grid of antenna feed cards comprises intersections configured within the open boxes, and electronic feed-lines aligned with the electrical vias. Antenna array unit cells comprising antenna cards coupled to the non-structural grid of antenna feed cards and configured to fit within the open boxes.

Abstract: Antenna unit cells suitable for use in antenna arrays are disclosed, as are antenna arrays and mounting platform such as an aircraft comprising antenna unit cells. In one embodiment, an antenna unit cell comprises a signal feed line, a ground plane, a first antenna element comprising a first antenna arm coupled to the signal feed line and a second antenna arm coupled to the ground plane, and a first narrow-band conductor coupled to the first antenna arm and to the ground plane. Other embodiments may be described.

Abstract: Embodiments of the present disclosure provide an antenna assembly that includes a plurality of separate and distinct antenna modules that are interconnected together to form an antenna layer. Each of the antenna modules may include a support structure including a core frame connected to a core support, and a backskin connected to one or both of the core frame and the core support. The antenna assembly may also include an alignment grid configured to receive and align each of the antenna modules, and/or a matching layer configured to receive and align each of the antenna modules.

Abstract: An antenna assembly may include a first ground plane, a second ground plane that may be switched between grounding and non-grounding states, and first and second antenna layers. Each of the first and second antenna layers may include a plurality of pixels interconnected by a plurality of phase change material (PCM) switches. The PCM switches are configured to be selectively switched between phases to provide a plurality of antenna patterns within the first and second antenna layers.

Abstract: Antenna unit cells suitable for use in antenna arrays are disclosed, as are antenna arrays and mounting platform such as an aircraft comprising antenna unit cells. In one embodiment, an antenna unit cell comprises a dielectric substrate having a length extending along a first axis and a width extending along a second axis, a first plurality of radiating elements disposed on a first side of the dielectric substrate, a second plurality of radiating elements disposed on a second side of the dielectric substrate, opposite the first side, a feed pin coupled to at least one of the first plurality of radiating elements, and a shorting pin coupled to each of the first plurality of radiating elements and to a ground plane. Other embodiments may be described.

Abstract: A method and system for communication with assemblies comprising shafts (e.g., drive shafts, or other rotating objects) comprising use of helical antenna based components. In this regard, a helical antenna based component may comprise one or more helical antennas surrounding or wound around a shaft, with the one or more helical antennas being electrically decoupled from the shaft, and with the helical antenna based component being configurable to communicate the signals when the shaft is stationary or rotating.

Abstract: An antenna structure and method are disclosed. A faraday cage is operable to shield a conductive resonator, the faraday cage comprising an electromagnetically-shielding ground plane. A shorting pin is coupled to the conductive resonator and the electromagnetically-shielding ground plane, and is operable to electrically couple the conductive resonator to the electromagnetically-shielding ground plane.

Abstract: An antenna structure and method is disclosed. A feed line is electromagnetically coupled to a conductive resonator. Further a faraday cage is operable to shield the conductive resonator and the feed line. The faraday cage comprises an electromagnetically-shielding ground plane coupled to a plurality of conductive strips by at least one conductive via.

Abstract: Technologies for a wide-band linked-ring antenna element covering two adjacent K-band military and/or commercial receive bands are provided. The antenna element comprises a linked-ring conductive resonator that is electromagnetically coupled to at least one feed line. The conductive resonator and feed line are further surrounded by a Faraday cage that is conductively coupled to an electromagnetically-shielding ground plane and operable to shield the conductive resonator and the feed line.

Abstract: A structural wideband multifunctional aperture and methods are presented. A ground plane grounds radio frequency (RF) and direct current (DC) electrical fields. A structural egg crate circuit board comprises a grid of circuit board planes coupled to the ground plane and perpendicular to the ground plane around open boxes. A signal feed-line is coupled to the structural egg crate circuit board and couple-able to a signal transmission line. A driven feed layer parallel to the ground plane is coupled to the signal feed-line and to a side of the structural egg crate circuit board opposite to the ground plane.