A horn antenna device is disclosed that comprises: a plastic body comprising a top face, a bottom face opposing the top face and lateral faces adjoining the top face and the bottom face; and a cavity formed in the plastic body, wherein the cavity comprises a cavity opening formed at the top face of the plastic body, wherein the cavity is at least partially coated with a metal layer to form a horn antenna for radiating microwaves through the cavity opening, wherein the plastic body is partially coated with the metal layer, and wherein the metal layer being configured to define a radiation characteristic of the horn antenna.

Antenna devices, antenna systems and methods of their fabrication are disclosed. One such antenna device includes a semiconductor chip and a chip package. The semiconductor chip includes at least one antenna that is integrated into a dielectric layer of the semiconductor chip and is configured to transmit electromagnetic waves. In addition, the chip package includes at least one ground plane, where the semiconductor chip is mounted on the chip package such that the ground plane(s) is disposed at a predetermined distance from the antenna to implement a reflection of at least a portion of the electromagnetic waves.

According to an aspect, there is provided an antenna arrangement. Said antenna arrangement comprises two or more feed antennas adapted to transmit and receive radio signals. The two or more feed antennas comprise at least a first feed antenna adapted to operate in a first frequency band and a second feed antenna adapted to operate in a second frequency band, where the first and second frequency bands being discontiguous with each other. Moreover, the antenna arrangement comprises an antenna radome arranged around the two or more feed antennas. Said antenna radome comprises a metallic section implementing an antenna reflector for the two or more feed antennas and a nonmetallic section penetrable by radio waves.

An antenna apparatus includes: an antenna module having a radiation-oriented surface in a first direction to transmit and receive a radio signal; and a radio-wave reinforcement member arranged in a second direction opposite to the first direction within a preset distance from the antenna module to amplify radiation performance of the antenna module, and including an electric conductor having a curved surface concave to the antenna module.

A lattice structure includes a plurality of strut elements, each strut element formed by coupling one or more lengths of uncured graphite fiber reinforced polymer (GFRP) tow or yarn with posts so as to form a lattice, then curing the lattice. The lattice may include a plurality of open tetrahedral-like truss arrangements, each open tetrahedral-like truss arrangement including six strut elements and four posts.

A radio frequency package for an electronic device with a reduced size and improved performance is presented herein. The radio frequency package includes a front-end package, transceiver dies and at least one antenna array providing a wireless communication functionality for the radio frequency package. The front-end package includes a radio frequency front-end die and at least one power control die connected to an insulation film substrate via first connectors. Each of the transceiver dies is connected to the at least one antenna array using second connectors.

A lattice structure includes a plurality of strut elements, each strut element formed by coupling one or more lengths of uncured graphite fiber reinforced polymer (GFRP) tow or yarn with posts so as to form a lattice, then curing the lattice. The lattice may include a plurality of open tetrahedral-like truss arrangements, each open tetrahedral-like truss arrangement including six strut elements and four posts.

The present invention relates to a parabolic antenna having a base, mounting pole head unit, rear structure, support pole, low noise converter, and reflector, said reflector being made in a single piece in laminated expanded screen, and having a perfectly parabolic, self-structured shape without any bearing frame, fastened to the rear structure of the parabolic antenna by means of a fastening unit, and having a reinforcement edge facing away from the concavity of the reflector, and rolled or in one or two levels in the peripheral region of the reflector, said reflector having one or more non-perforated or smooth sections, in arbitrary vertical, and/or horizontal orientations, extending over the fastening unit.

Antenna devices, antenna systems and methods of their fabrication are disclosed. One such antenna device includes a semiconductor chip and a chip package. The semiconductor chip includes at least one antenna that is integrated into a dielectric layer of the semiconductor chip and is configured to transmit electromagnetic waves. In addition, the chip package includes at least one ground plane, where the semiconductor chip is mounted on the chip package such that the ground plane(s) is disposed at a predetermined distance from the antenna to implement a reflection of at least a portion of the electromagnetic waves.

An active artificial magnetic conductor includes an array of unit cells, each unit cell including a top face, at least one wall coupled to the top face, a base coupled to the at least one wall, and a crossed slot in the top face. The top face, the at least one wall, and the base form a cavity and are conductive.