Abstract: An antenna package according to an embodiment includes a plurality of antenna units including first antenna units and second antenna units, a circuit board electrically connected to the antenna units. The circuit board includes a core layer including a first surface and a second surface facing each other, a first circuit wiring disposed on the first surface of the core layer and electrically connected to the first antenna units, and a second circuit wiring distributed on the first and second surfaces of the core layer and electrically connected to the second antenna units. Antenna units of different resonance frequencies can be efficiently included in the package using the circuit wiring design.

Abstract: An antenna device is disclosed for implementing spatial-polarization separation of beams using a quad-polarized antenna module array. The antenna device including a quad-polarized antenna module array including first and second quad-polarized antenna modules in which signal paths of radiating elements having the same polarization direction are coupled, and configured to radiate first and second beams having different polarizations, and a polarization/separation beamforming module configured to set phases between signals to be different from each other so that the first beam and the second beam are spatially separated.

Abstract: An all-ceramic frequency selective surface (ACFSS) material is provided for use in high temperature environments where there is a need for selective transmission of a defined wavelength band of electromagnetic radiation through the material. Unlike traditional frequency selective surfaces that use metals to form a structured or patterned layer that defines the passband, the present ACFSS material uses electrically conductive ceramic materials to form the patterned layer, giving the material a much greater heat stability than metal-containing frequency selective surface materials.

Abstract: The present invention discloses a head-mounted display device and a communication device including a communication circuit, an antenna assembly, and a transfer module. The antenna assembly includes at least one first antenna and a second antenna. The first antenna is electrically connected to the communication circuit, and the second antenna is disposed at a top headband of the head-mounted display device. The transfer module includes a connecting wire assembly, a transfer element, and a transfer wire assembly. The transfer wire assembly is electrically connected to the transfer element and the second antenna. Two ends of the connecting wire assembly are connected to the communication circuit and the transfer element, respectively. The connecting wire assembly includes two radio frequency (RF) signal wires and a power signal wire. A power loss of the two RF signal wires is less than a power loss of the transfer wire assembly.

Abstract: Antenna elements are described that may include a radiator, a feeding portion, a first impedance transformer, a balun, and a second impedance transformer. The first impedance transformer, balun, and second impedance transformer may be disposed above a ground plane of an antenna array to reduce a bulk of the array. The array can also include a dielectric top layer for loading apertures of the antenna array. The antenna elements can also include anomaly suppressors can be provided to cancel common-mode resonances from the radiators.

Abstract: The present invention relates to relates to a multi-input and multi-output antenna apparatus, and particularly, to a multi-input and multi-output antenna apparatus including a main board having an accommodation space formed in at least one region and provided in the form of a predetermined space, and a sub-board stacked on a rear surface portion of the main board and configured such that a plurality of heating elements is mounted on a front surface portion of the sub-board that is directed toward the accommodation space, in which heat generated from the heating elements is dissipated to a rear surface portion of the sub-board, which makes it possible to improve heat dissipation performance of the antenna apparatus and improve frequency filtering performance of the antenna apparatus.

Abstract: A cavity-backed slot antenna for an electronic device comprises a first conductive structure and a second conductive structure. A dielectric slot extends between the first conductive structure and the second conductive structure. A third conductive structure extends from the first conductive structure and is juxtaposed with the dielectric slot. A dielectric volume is partially enclosed by the first conductive structure, the second conductive structure, and the third conductive structure, and the dielectric volume comprises the dielectric slot.

Abstract: Disclosed are an antenna anti-interference method, a communication device, and a storage medium. The antenna anti-interference method may include: detecting performance parameters of a single antenna and a combination of antennas in an antenna sequence group of a communication device, the antenna sequence group comprises a group of antennas simultaneously operating in different antenna roles, and corresponding antenna sequence groups are different in response to any one of the antennas or the antenna roles being different; determining, according to the performance parameters, an antenna to be adjusted from the antenna sequence group; adjusting the antenna to be adjusted to reduce interference on the antenna sequence group; and controlling operation of an adjusted antenna sequence group.

Abstract: An information handling system may include a processor, a memory, a power management unit, an antenna controller to provide instructions to a radio to cause a flexible sheet antenna to transceive wirelessly with a network, where the flexible sheet antenna has an antenna structure formed on a flexible sheet circuit, and an antenna holder around which the flexible sheet antenna is wrapped, wherein the flexible sheet antenna and antenna holder are placed within an edge cavity portion of a display chassis sharing the edge cavity with one or more interfacing hook structures used to couple a first chassis cover portion of the display chassis to a second chassis cover portion of the display chassis.

Abstract: Eyewear with a slot ring antenna generating orthogonal E-fields. The slot ring antenna has a first portion including an inner ring and an outer ring generating a first direction E-field, and a second portion having a respective inner ring and the outer ring generating a second direction E-field. The outer ring encompasses the respective inner rings, where a first slot is defined between the respective inner ring and the outer ring. A second slot is encompassed by the respective inner ring, which may be a cutout. The slot ring antenna encompasses eyewear optical assemblies. In one example, the first portion encompasses a first optical assembly, and the second portion encompasses a second optical assembly. A common ground plane of the outer ring may extend proximate a bridge of the eyewear.

Abstract: An electronic device may include one or more radios and one or more antennas. Radio-frequency transmission lines may couple a radio to an antenna feed structure. The antenna feed structure may be wireless coupled to one or more antenna resonating elements. An intervening slot element may be disposed between the antenna feed structure and the one or more antenna resonating elements. The antenna feed structure may be disposed on a package substrate forming an integrated circuit package. The one or more antenna resonating elements may be disposed on an antenna support structure. The integrated circuit package and the antenna support structure may be mounted to the same side or opposing sides of a system substrate.

Abstract: A multi-resonant antenna is provided with a main antenna and an additional radiation element. The main antenna is provided with a main portion, which forms a split ring, and a feeding portion, which branches off from the main portion. The additional radiation element extends outward of the main antenna from the main antenna.

Abstract: An antenna system mounted on a vehicle according to an embodiment may comprise a metal cradle which is arranged in a roof frame of the vehicle so as to form a reception portion region, and a heat sink formed on a rear surface of the antenna system and fixed with the reception portion region.

Abstract: An antenna structure includes a substrate, a ground layer, a radiation patch, a first feed structure, and a second feed structure. The radiation patch, the first feed structure, and the second feed structure are located on a first surface of the substrate, and the ground layer is located on a second surface of the substrate. The first surface and the second surface are two surfaces of the substrate facing away from each other. The radiation patch has a slotted structure. In a first direction, the first feed structure and the second feed structure are symmetrically located on both sides of the radiation patch.

Abstract: A base station antenna includes a calibration circuit that has a plurality of pairs of directional couplers and an antenna array that includes a plurality of columns of radiating elements. The first polarization radiators of the radiating elements in each column are electrically connected to a first directional coupler of a respective one of the pairs, and the second polarization radiators of the radiating elements in the column are electrically connected to a second directional coupler of the respective one of the pairs. The directional couplers may be arranged in a manner that reduces in-column coupling and/or that reduces cross-column coupling between adjacent columns of radiating elements.

Abstract: A dual-polarized radiating element includes a first dipole radiator that has a first dipole arm that generally extends along a first axis and a second dipole arm that generally extends along a second axis that is different from the first axis, and a second dipole radiator that has a third dipole arm that generally extends along the first axis and a fourth dipole arm that generally extends along a third axis that is different from the first axis. At least one of the first through fourth dipole arms may be a cloaked dipole arm that include inductive elements that are configured to suppress currents in a higher frequency band.

Abstract: A radar device comprises an antenna portion, a radome, and a housing. The antenna portion includes an antenna surface provided with one or more antennas, the antenna emitting a radio wave. The radome is made of a material allowing passage of the radio wave emitted by the antenna portion, and is disposed to face the antenna surface. The housing forms, together with the radome, a space for accommodating the antenna portion. The housing includes a peripheral edge which surrounds the antenna surface and is in contact with the radome, at least part of the peripheral edge includes a barrier part which protrudes outward from the radome along the antenna surface.

Abstract: An electronic assembly includes a circuit board including a plurality of electrically conductive traces, a cover layer disposed on the circuit board, and a plurality of antenna assemblies disposed on a major top surface of the cover layer and exposing the major top surface therebetween. Each of the antenna assemblies includes an antenna and an adhesive layer bonding the antenna to the major top surface of the cover layer. The antenna is electrically coupled to a corresponding different trace in the plurality of traces. The adhesive layers in the antenna assemblies have substantially a same first composition and a same average first thickness. The antennas in the antenna assemblies have substantially a same second composition and a same average second thickness greater than about 5 microns. The electronic assembly can be singulated to provide antenna assemblies. Methods of making the assemblies are also described.

Abstract: A system includes an isolation board. An insulator is configured to encapsulate the isolation board. The isolation board is tuned to deliver maximum power from a radio and present a fifty-ohm load to the radio. The isolation board is set at a distance from an antenna to protect a coaxial cable from reflected power from the antenna. The antenna is positioned next to the isolation board, wherein the antenna receives the maximum power delivered from the isolation board.

Abstract: An antenna device includes a transmitting antenna including a transmission channel, a transmitting antenna including a transmission channel, a transmitting antenna including a transmission channel, a transmitting antenna including a transmission channel, and a receiving antenna including reception channels. An interval between the transmitting antenna and the transmitting antenna is wider than an overall width of the receiving antenna. An interval between the transmitting antenna and the transmitting antenna is narrower than an interval between adjacent channels among the reception channels.