Abstract: An electronic device including a plurality of antennas is provided. The electronic device includes a housing, a first antenna disposed in the housing, a second antenna disposed in the housing, and spaced apart from the first antenna, a printed circuit board disposed in the housing and a wireless communication circuit disposed on the PCB, and transmitting or receiving a RF signal of a frequency band through the first antenna and the second antenna, the first antenna includes a first dielectric substrate including a first surface and a second surface facing away from the first surface, a first conductive pattern disposed on the first surface, and operating as an antenna radiator for transmitting or receiving an RF signal of a first frequency band and a second conductive pattern disposed on the second surface, and operating as an antenna radiator for transmitting or receiving an RF signal of the first frequency band.

Abstract: An antenna device and a wireless communication apparatus capable of improving performance are provided. The antenna device includes a first antenna element and a second antenna element disposed on the side of one surface of the first antenna element. The first antenna element includes a first glass substrate and a first patch antenna provided on the first glass substrate. The second antenna element includes a second glass substrate and a second patch antenna provided on the second glass substrate. The shape of at least one of the first patch antenna and the second patch antenna in a plan view is a rectangle. Contours of one or more of four corners of the rectangle include a curved line or a plurality of obtuse angles in a plan view.

Abstract: An electronic computing device with a self-shielding antenna. An electronic computing device may include a frame, an antenna, and an antenna shielding. The frame includes a top cover and a bottom cover. Electronic components are included in a space formed between the top cover and the bottom cover. The antenna is for wireless transmission and reception and included in the frame near an edge of the frame. The antenna shielding is disposed around the antenna for providing electro-magnetic shielding from radio frequency (RE) noises generated from the electronic components included in the frame. The antenna shielding may be a metal wall disposed between the top cover and the bottom cover around the antenna. The frame may be a metallic frame and may include a cut-out in the top cover and the bottom cover above and below the antenna, and a non-metallic cover may be provided in the cut-out.

Abstract: This application discloses an antenna, an antenna array, and a communications device. The antenna includes a radiation part and a feeding part. The feeding part is coupled to the radiation part and is configured to feed power to the radiation part, so that the radiation part radiates a low-frequency signal outward. The radiation part includes one or more frequency selection units with a bandpass characteristic, and the radiation part is a structure that is capable of exciting, when a high-frequency signal passes through, coupling currents. When the high-frequency signal passes through the radiation part, each pair of coupling currents excited on the radiation part appear in pairs and can cancel each other. This can reduce or even completely eliminate a high-frequency induced current with the same frequency as the high-frequency signal on the radiation part.

Abstract: Embodiments of this application relate to the field of antenna technologies, and provide an antenna and an antenna processing method, to reduce structural complexity and assembly difficulty of an antenna, thereby ensuring performance of the antenna. The antenna includes a feeding base plate and a plurality of radiation apparatuses disposed on the feeding base plate, where the feeding base plate is configured to feed power to the plurality of radiation apparatuses; and each of the plurality of radiation apparatuses includes a first insulating base and a first metal conducting layer attached to the first insulating base, the feeding base plate includes a plate-shaped second insulating base and a second metal conducting layer attached to the second insulating base, and first insulating bases and the second insulating base are integrated together. The antenna provided in the embodiments of this application may be used for a multiple-input multiple-output communications system.

Abstract: The disclosed system may include a support structure configured to structurally support various system components. The system may also include a camera housing, affixed to the support structure, that houses optical components for a camera. The system may further include an antenna, at least a portion of which is disposed on the camera housing, as well as an antenna feed that electrically connects the antenna to a receiver or a transmitter. Various other apparatuses, methods of manufacturing, and wearable devices are also disclosed.

Abstract: A multilayer metalens includes a substrate having first, second, and third axes that are perpendicular to each other. A first layer of antennas is arranged, relative to the third axis, on the substrate. Each antenna of the first layer of antennas is rotated relative to the first and second axes based on a position of each antenna of the first layer of antennas along the first and second axes. A second layer of antennas is arranged, in the third axis, on the first layer of antennas. Each antenna of the second layer of antennas is rotated relative to the first and second axes based on a position of each antenna of the second layer of antennas along the first and second axes. Each antenna in the first and second layers of antennas has, in a plane parallel to a top of the substrate an elongated shape.

Abstract: In an antenna configuration in which two omnidirectional antenna elements that are arranged on a printed board, a device GND plane connected to a ground potential is formed on the printed board so as to cover an area other than a part where an electronic circuit is formed on the printed board, and parasitic antenna elements that are a first parasitic antenna element and a second parasitic antenna element are arranged at positions adjacent to the respective two omnidirectional antenna elements, in a state of being parallel to the omnidirectional antenna elements, and the parasitic antenna elements are arranged in a state of being close to the device GND plane, and entire lengths of the parasitic antenna elements are each set to be a length that is (½) of a wavelength of radio waves handled by the omnidirectional antenna element.

Abstract: An omni-directional MIMO antenna comprises: a board; a first feed line and a second feed line formed on the board and spaced apart from each other; a first radiator receiving a feed signal from the first feed line; a second radiator receiving a feed signal from the second feed line; a first ground pattern that surrounds the first feed line, is electrically connected to a ground, and extends in a longitudinal direction of the board; a second ground pattern that surrounds the second feed line, is electrically connected to a ground, and extends in a longitudinal direction of the board; a parasitic patch formed on a rear surface of the board; a first feed point formed on the rear surface and providing a feed signal to the first feed line and a second feed point formed on the rear surface and providing a feed signal to the second feed line.

Abstract: An efficient, low-profile, lightweight fixed-beam (constant angle of departure) aperture antenna. The aperture antenna includes an array of horn radiators coupled to a waveguide diplexer by means of a stripline distribution network. The stripline distribution network is embedded in a printed wiring board (PWB), which PWB is sandwiched between a radiator plate (incorporating the horn radiators) and a diplexer plate. The aperture antenna may further include a backside ground plane made of metal. The diplexer plate and backside cover plate are configured to form the waveguide diplexer. Each horn radiator has a respective circular opening at one end adjacent to the PWB. The diplexer plate includes an array of circular waveguide backshorts which are congruent and respectively aligned with the circular openings of the horn radiators. The radiator plate further includes a rectangular waveguide backshort which is congruent and aligned with a rectangular port of the diplexer plate.

Abstract: A phased array system has a substrate, a plurality of elements, a beamforming IC, and a plurality of feedlines electrically coupling the plurality of elements with at least one beamforming IC. In preferred embodiments, the feedlines are non-intersecting, symmetric feedlines that mitigate cross-polarization.

Abstract: An antenna device and an electronic device are provided. The antenna device includes a near field communication chip for supplying a differential excitation current, a ground plane forming a conductive path, a first conductor structure, and a second conductor structure. The first conductor structure, conductive path, and second conductor structure collectively form a conductive loop for transmission of the differential excitation current.

Abstract: An apparatus may include a substrate including a capacitance sensing electrode, an antenna on the substrate, and a shield feature between the electrodes and the antenna.

Abstract: An electronic device and an antenna feeding device are provided. The electronic device includes a metal housing, a radiation element, a substrate, a grounding element and an electrostatic protection element. The antenna feeding device includes a substrate, a grounding element, and an electrostatic protection element. The radiation element is arranged along the edge of the electronic device, and the radiation element and the metal housing are separated from each other. The substrate is arranged on the metal housing. The substrate includes a feeding portion and a grounding portion, and the feeding portion is coupled to the radiating element. The grounding portion is coupled to the metal housing. The grounding element is electrically connected to the metal housing, and the grounding element is coupled to the grounding portion. The electrostatic protection element is electrically connected between the feeding portion and the grounding portion.

Abstract: A liquid crystal antenna and a method for forming a liquid crystal antenna are provided. The liquid crystal antenna includes a first substrate; a second substrate opposite to the first substrate; and a liquid crystal layer disposed between the first substrate and the second substrate. A first conductive layer is disposed on a side of the first substrate facing toward the second substrate; a second conductive layer is disposed on a side of the second substrate facing toward the first substrate; the second conductive layer at least includes a plurality of radiation electrodes; an external metal layer is disposed on a side of the first substrate facing away from the liquid crystal layer; and the external metal layer is connected to a fixed potential.

Abstract: An array antenna includes a plurality of mechanically separate radiating panels arranged side-by-side, means for applying a shaping to the signals transmitted by the radiating elements of the panels and a device for managing the shaping of the signals, wherein the shaping coefficients correspond to a sum of at least: a shaping coefficient (Wco) making it possible to orient the maximum gain of the antenna in a given direction, and at least the opposite of a shaping coefficient (Wc) making it possible to orient the maximum gain of the antenna in the direction of a side lobe resulting from differences between the radiating panels of the array antenna. The method relates also to the associated transmission/reception method.

Abstract: An antenna device is disclosed, including an additively manufactured tubular body portion having a wall portion with a plurality of holes. The tubular body portion is configured to transmit electromagnetic radiation in a selected operating frequency range, and to have a mass below a maximum mass threshold. The plurality of holes reduce the mass of the tubular body below the maximum mass threshold without significantly adversely affecting electromagnetic radiation transmission capability of the tubular body in the selected operating frequency range.

Abstract: An antenna for facilitating remote reading of utility meters is disclosed. The antenna includes a metal rod and a printed circuit board (PCB), both enclosed by an envelope that includes a plastic body and a plastic cap. The plastic body includes a channel for receiving the metal rod. The plastic cap is for covering the plastic body. The PCB includes a dielectric layer located between a first and second metal layers. Secured to the PCB, the metal rod is electrically connected to the second metal layer of the PCB, but not the first metal layer of the PCB.

Abstract: In a first example, a radome includes a shell including a ceramic matrix composite, the shell forming a first hole at a forward end of the shell and a second hole at an aft end of the shell. The radome also includes a fluid impervious coating on the shell. In a second example, a vehicle includes a main body, the radome, and an attachment assembly that couples the radome to the main body. In a third example, a method includes forming a shell comprising a ceramic matrix composite using a wet layup process, applying a fluid impervious coating onto the shell, and curing the shell and the fluid impervious coating.

Abstract: In one embodiment, a parabolic antenna assembly includes a main reflector, a feed system in RF communication with the main reflector including a horn and a dielectric portion, and a sub-reflector in RF communication with the feed assembly, wherein the sub-reflector includes a body portion and a stem portion mechanically coupled to one another, wherein a reflecting surface of the sub-reflector is defined by at least a portion of the body portion and at least a portion of the stem portion, wherein the dielectric portion spaces the sub-reflector from the horn, and wherein the sub-reflector includes an axially-symmetric choke for providing virtual continuity at the reflecting surface.