A low-loss feeding network comprises a vertical switching structure, a substrate integrated waveguide (SIW), a 2.sup.N-way power divider, coupling slots, matching metal vias and parallel-plane waveguides, wherein the energy provided by a standard waveguide is coupled to the SIW through the vertical switching structure, and the energy outputted by the SIW is evenly split into 2.sup.N parts by the 2.sup.N-way power divider; the energy of each way outputted by the 2.sup.N-way power divider is coupled to parallel-plane waveguides through the coupling slots and the matching metal vias, and the electric field at the junction of two adjacent parallel-plane waveguides is zero, so that an ideal virtual electric wall is formed, thus the structure of the feeding network is simplified, and the metal loss at the junction is reduced; finally, the energy provided by the low-loss feeding network is radiated in phase through the symmetrical slot antenna array.

A low-loss feeding network comprises a vertical switching structure, a substrate integrated waveguide (SIW), a 2.sup.N-way power divider, coupling slots, matching metal vias and parallel-plane waveguides, wherein the energy provided by a standard waveguide is coupled to the SIW through the vertical switching structure, and the energy outputted by the SIW is evenly split into 2.sup.N parts by the 2.sup.N-way power divider; the energy of each way outputted by the 2.sup.N-way power divider is coupled to parallel-plane waveguides through the coupling slots and the matching metal vias, and the electric field at the junction of two adjacent parallel-plane waveguides is zero, so that an ideal virtual electric wall is formed, thus the structure of the feeding network is simplified, and the metal loss at the junction is reduced; finally, the energy provided by the low-loss feeding network is radiated in phase through the symmetrical slot antenna array.

The described system refers to a Sharkfin wireless device comprising a radiating structure, a feeding system and an external port, the radiating structure comprising at least a radiation booster, a ground plane layer and a conductive element that connects at least one the radiation booster to the ground plane layer. The radiating system arrangement features reduced dimensions and multiband operation including low-frequency bands like LTE700.

Millimeter-wave antenna for 5G applications, comprising a multilayer structure which includes: an upper outer layer comprising a plurality of first radiating elements arranged spaced apart from each other on a first dielectric sublayer; a first inner layer arranged below the upper outer layer and comprising a plurality of through slots suitable for conveying, towards the plurality of first radiating elements, the feeding signals to be radiated; a second inner layer arranged below and adjacent to the first inner layer, the second inner layer comprising at least one dielectric sublayer on which a plurality of conductive lines for conducting the feeding signals to be radiated towards the plurality of first radiating elements; a further layer arranged below and adjacent to the second inner layer and comprising a plurality of first through openings, each of the first through openings being formed on the further layer in a position corresponding to the position of an associated through slot of the plurality of through slots.

Millimeter-wave antenna for 5G applications, comprising a multilayer structure which includes: an upper outer layer comprising a plurality of first radiating elements arranged spaced apart from each other on a first dielectric sublayer; a first inner layer arranged below the upper outer layer and comprising a plurality of through slots suitable for conveying, towards the plurality of first radiating elements, the feeding signals to be radiated; a second inner layer arranged below and adjacent to the first inner layer, the second inner layer comprising at least one dielectric sublayer on which a plurality of conductive lines for conducting the feeding signals to be radiated towards the plurality of first radiating elements; a further layer arranged below and adjacent to the second inner layer and comprising a plurality of first through openings, each of the first through openings being formed on the further layer in a position corresponding to the position of an associated through slot of the plurality of through slots.

A slotted electrically conductive structure attachable to a substrate and configured to enhance penetration of an incidental radio wave through the substrate is disclosed. The structure allows a substantial portion of the incidental radio wave to penetrate from a first region to a second region through the substrate. The slotted electrically conductive structure comprises a metallic base layer of transparent metal or metal oxide; and one or more patterned slots provided on the metallic base layer. Each of the patterned slots comprises a plurality of feature elements covering an entire area of the patterned slot. The structure reduces thermal energy loss through the substrate and the plurality of feature elements is configured to allow the incidental radio wave to pass through the slotted electrically conductive structure. A multilayer structure comprising the slotted electrically conductive structure and a film structure having randomly distributed irregularly shaped protrusions or pits is also provided.

The present disclosure relates to an antenna module and an electronic device. The antenna module includes: a feeding layer; a ground layer arranged on the feeding layer and provided with a first slot and a second slot, the first slot and the second slot being separated and having orthogonal polarization directions; a dielectric base plate arranged on the ground layer; and a stacked patch antenna including a first radiation patch and a second radiation patch. The first radiation patch and the second radiation patch are arranged on two sides of the dielectric base plate facing away from each other, respectively, and the first radiation patch is aligned with the second radiation patch. The feeding layer is configured to feed the stacked patch antenna through the first slot and the second slot.

The present disclosure relates to an antenna module and an electronic device. The antenna module includes: a feeding layer; a ground layer arranged on the feeding layer and provided with a first slot and a second slot, the first slot and the second slot being separated and having orthogonal polarization directions; a dielectric base plate arranged on the ground layer; and a stacked patch antenna including a first radiation patch and a second radiation patch. The first radiation patch and the second radiation patch are arranged on two sides of the dielectric base plate facing away from each other, respectively, and the first radiation patch is aligned with the second radiation patch. The feeding layer is configured to feed the stacked patch antenna through the first slot and the second slot.

An antenna mountable directly into an aperture in a body panel of, for example, a vehicle is disclosed. The antenna elements can be flat, substantially flat or pre-contoured to match a specific curve of a body panel. As a result the antenna is positionable within a body panel hole or aperture so that the antenna sits flush with the body panel and can be sanded and painted like any other portion of the body panel so that, once painted, the antenna panel is not visibly distinguishable from the body panel. Suitable antennas include, for example, slot radiators and patch antenna. Antennas can be a rigid PCB, a flex PCB, a ceramic element or metal stamping.

Provided is an electronic device in which, if an antenna element is formed on the surface of a housing, restrictions on the formation of the antenna element are less likely to arise. The following are provided: a rear case, an antenna element, and a power supply unit that supplies power to the antenna element. The antenna unit comprises a first section that is formed by applying a conductive material onto a first main surface of the rear case, and a second section. A dielectric or an insulator is interposed between the first section and the second section.