Abstract: A multi-band antenna includes a reflector, and a plurality of first radiating elements on the reflector. The plurality of first radiating elements are configured to radiate a first antenna beam(s) in a first frequency band responsive to at least one feed signal. A passive radiation-filtering element is provided, which extends proximate the first antenna beam(s). The passive radiation-filtering element includes at least one of a low-pass LC circuit, a band-pass LC circuit, and a high-pass LC circuit therein, which is configured to provide a lower frequency-dependent impedance to radiation within the first frequency band relative to radiation at frequencies outside the first frequency band. The passive radiation-filtering element may be configured as a multi-segment fence having capacitive and inductive elements therein, which are electrically coupled in series.

Abstract: A mechanical tilt mounting system for a base station antenna includes a fixed pivot that connects the antenna to a support structure. The antenna is rotatable about the fixed pivot. An adjustable control arm has a first end connected to the antenna and a second end connected to the support structure. Extension and contraction of the adjustable arm rotates the antenna about the fixed pivot to change the angle of inclination of the antenna.

Abstract: A terahertz device of the present invention includes a terahertz element generating an electromagnetic wave, a dielectric including a dielectric material and surrounding the terahertz element, a gas space including a gas, and a reflecting film serving as a reflecting portion. The reflecting film includes a portion opposing the terahertz element through the dielectric and the gas space and reflecting the electromagnetic wave toward a direction, wherein the electromagnetic wave is generated from the terahertz element and transmitted through the dielectric and the gas space. In addition, the refractive index of the dielectric is lower than the refractive index of the terahertz element and is higher than the refractive index of the gas in the gas space.

Abstract: Embodiments provide mobile device comprising a body frame; processing circuitry affixed to the body frame; a first antenna and a second antenna arranged adjacent to each other in the body frame, the first antenna and the second antenna electrically coupled to the processing circuitry to provide radiation, wherein the first antenna and the second antenna share a common ground defined by the body frame, wherein the first antenna is configured to provide radiation of a first polarization, and wherein the second antenna is configured to provide radiation of a second polarization substantially orthogonal to the first polarization to provide a signal isolation between the first antenna and the second antenna.

Abstract: The application provides an antenna and a communications device, and pertains to the field of antenna technologies. The antenna includes a horizontally polarized antenna and a vertically polarized antenna that are disposed in a superposition manner. The horizontally polarized antenna includes a metal sheet, and the metal sheet can be separately connected to a double-sided parallel strip line in the horizontally polarized antenna and a first conductor of a coaxial cable. A diameter of a maximum inscribed circle of the metal sheet is greater than a line width of the double-sided parallel strip line, and both the metal sheet and the coaxial cable are located on a first side of a substrate. Therefore, the metal sheet can effectively suppress an induced current in the coaxial cable, and impact of the induced current on the vertically polarized antenna can be reduced.

Abstract: Mounting systems and methods to secure a radio antenna are provided. A mechanical interlock assembly may include a head section and an insert section. The head section may include a laterally extending portion and a housing adjacent to the laterally extending portion. The head section may be adapted to couple with a pivotable coupling via the laterally extending portion, where the pivotable coupling is adapted to pivotably couple with an antenna assembly. The insert section may be adapted to couple with a pole coupling of a support member of a tower structure. The insert section may be adapted to fit into the housing of the head section, where the housing is adapted to receive the insert section. The insert section may fit into the housing of the head section to mechanically interlock the head section with the insert section to allow suspension of the antenna assembly from the support pole.

Abstract: A base station antenna includes a radio frequency (RF) lens positioned to receive electromagnetic radiation from a radiating element, the RF lens including an RF energy focusing material and a first heat dissipation channel that extends through the RF energy focusing material of the RF lens and contains a cooling fluid.

Abstract: An antenna adapter which can be mounted to the roof of a vehicle equipped with an Original Equipment Manufacturer (OEM) roof-mounted “shark fin” antenna comprises a spacer having a generally oblong body that is at least as large as the footprint of the OEM antenna with a mounting surface that extends beyond the footprint of the OEM antenna. The mounting surface is adapted to receive an antenna base while the underside of the adapter includes an oblong recess for routing an antenna cable from the antenna base to the interior of the vehicle. The adapter is mounted to the vehicle roof using a threaded fastener that is longer than the OEM fastener. The adapter is sandwiched between the OEM antenna and the vehicle roof to provide a leakproof seal.

Abstract: The present invention discloses a new dual polarized array waveguide antenna configured above a signal processing substrate and sequentially including an antenna array substrate, a coupling substrate and a waveguide body. The antenna array substrate includes a plurality of patches, each of which having a first coupling portion and a second coupling portion coupled to the signal processing substrate. The top surface of the coupling substrate includes a plurality of coupling pads corresponding to the patches, and each coupling pad is configured above an intersection area of the first coupling portion and the second coupling portion. The waveguide body includes a plurality of waveguide channels passing through the waveguide body and corresponding to the coupling pads. Each waveguide channel has a first ridge pair and a second ridge pair projecting from wall surfaces.

Abstract: An antenna is provided with a dielectric layer, a metal layer provided on one surface of the dielectric layer, a radiation element provided on the other surface of the dielectric layer, the radiation element including a slit portion in a central portion, a radiation system of which is magnetic field current radiation by electric field induction, a contactless feed element arranged above the slit portion, and a parasitic radiation element, a radiation system of which is electric field current radiation by magnetic field induction.

Abstract: The present disclosure provides an antenna module including a substrate, a first antenna disposed on the substrate and a second antenna disposed on the substrate and spaced apart from the first antenna. The first antenna is configured to have a first operating frequency and the second antenna is configured to have a second operating frequency different from the first operating frequency. The antenna module further includes an element configured to focus an electromagnetic wave transmitted or received by the first antenna and the second antenna. A semiconductor device package is also disclosed.

Abstract: An antenna array may include a plurality of printed circuit boards (PCBs) oriented in a stacked arrangement, parallel to and spaced apart from one another. Each of the PCBs may include a linear array of antenna elements, which cooperate with the linear arrays of antenna elements on other PCBs to form a two-dimensional array of antenna elements. The PCBs may be supported at one end by a common backplate in a cantilevered manner, with the linear arrays of antenna elements located near the free end of the PCBs. The PCBs may include a thicker portion and a thinner portion, and the thinner portion may include a heat sink or other thermal dissipation structure.

Abstract: A semiconductor package structure having an antenna module includes: a substrate, having a first surface and a second surface; a semiconductor chip, disposed on the first surface; a plastic packaging material layer, formed on the first surface, where the plastic packaging material layer wraps the semiconductor chip and exposes a part of a front surface of the semiconductor chip; a rewiring layer, disposed on the plastic packaging material layer and electrically connected to the semiconductor chip; a metal bump, electrically connected to the rewiring layer; and an antenna module, disposed on the second surface of the substrate.

Abstract: A wireless communications system includes a first transceiver with a first phased array antenna panel having horizontal-polarization receive antennas and vertical-polarization transmit antennas, where the horizontal-polarization receive antennas form a first receive beam based on receive phase and receive amplitude information provided by a first master chip, the vertical-polarization transmit antennas form a first transmit beam based on transmit phase and transmit amplitude information provided by the first master chip.

Abstract: A wireless communications system includes a first transceiver with a first phased array antenna panel having circularly polarization receive antennas and circularly polarization transmit antennas, where the circularly polarization receive antennas form a first receive beam based on receive phase and receive amplitude information provided by a first master chip, the circularly polarization transmit antennas form a first transmit beam based on transmit phase and transmit amplitude information provided by the first master chip.

Abstract: An antenna device includes a dielectric substrate, an emitting electrode, a power feed circuit that feeds power to the emitting electrode, and a filter circuit formed on a path connecting the emitting electrode to the power feed circuit, the filter circuit is constituted by two or more circuits that are cascade connected, each of the two or more circuits is either a HPF or a LPF, and the antenna device does not have a resonant frequency of the emitting electrode and has two or more resonant frequencies different from the resonant frequency of the emitting electrode, each of which is formed by the emitting electrode and a corresponding one of the two or more circuits.

Abstract: An antenna alignment bracket may include a guide member having a first end and a second end, a first end plate disposed at the first end of the guide member to extend away from the guide member in a first direction that is substantially perpendicular to a direction of longitudinal extension of the guide member, a second end plate disposed at the second end of the guide member to extend away from the guide member in the first direction, and an extension portion operably coupled to one of the first end plate, the second end plate, or the guide member at a proximal end of the extension portion. The extension portion may be configured to support an alignment tool bracket for holding an alignment tool configured to align an antenna assembly at a distal end of the extension portion. A receiving space is defined between the first and second end plates to receive the antenna assembly.

Abstract: An antenna comprising two sub antennas each sub antenna comprising at least one radiating element is disclosed. The two sub antennas comprise an inner sub antenna and an outer sub antenna. The antenna comprises signal feed circuitry for supplying a first signal to the inner sub antenna and signal feed circuitry for supply a second signal to the outer sub antenna. The at least one radiating element of the outer sub antenna comprises at least one flexible radiating patch mounted on a flexible material arranged to wrap at least partially around at least a portion of the inner sub antenna.

Abstract: Base station antennas include an externally accessible active antenna module releasably coupled to a recessed segment that is over a chamber in the base station antenna and that is longitudinally and laterally extending along and across a rear of a base station antenna housing. The base station antenna housing has a passive antenna assembly that cooperates with the active antenna module.

Abstract: An antenna element transfers a radiofrequency signal and dissipates heat. The antenna element includes a periphery and first and second pairs of fins. The periphery has a length and a width with the length approximately equaling the width. The first and second pairs of fins extend in height from inside the periphery. The first pair of fins are separated by a shared gap for transferring a first polarization of the radiofrequency signal, and the second pair of fins are separated by the shared gap for transferring a second polarization of the radiofrequency signal that is orthogonal to the first polarization. An antenna array includes multiple instances of the antenna element for transferring the radiofrequency signal and for dissipating the heat.