Abstract: An antenna device includes a dielectric substrate having a first main surface and a second main surface, a feedpoint provided at a predetermined position of the dielectric substrate, a first radiating element provided on the first main surface and extending from the feedpoint in a predetermined direction, an interlayer connection conductor connected to the first radiating element, a second radiating element provided on the second main surface and extending from the interlayer connection conductor in the predetermined direction, and a third radiating element extending from the feedpoint in the predetermined direction on a path different from a path of the first radiating element. The first radiating element has a U-shaped part that turns away from the feedpoint in a predetermined direction and then turns back and approaches the feedpoint. The third radiating element has a meander-shaped part that meanders by repeatedly approaching and going away from the first radiating element in the plan view.

Abstract: Provided is a PCB antenna, including a PCB substrate, first and second radiating portions, the first radiating portion includes a first radiator, second and third radiators extending therefrom to form a feeding groove, and first and second openings provided on the second and third radiators; the second radiating portion includes a fourth radiator and fifth and sixth radiators extending therefrom, a seventh radiator and eighth and ninth radiators extending therefrom, tenth and eleventh radiators symmetrically extending from the fourth radiator to the seventh radiator; the tenth and eleventh radiators extend towards the first radiating portion to form twelfth and thirteenth radiators, and form third and fourth slots with the second and third radiators; the fifth radiator extends to the feeding groove. The PCB antenna provided by the present invention can enhance the medium and high frequency resonance and provide antenna design in a frequency band of 5G-Sub6G.

Abstract: A communication apparatus that includes a first antenna array having a first plurality of antenna elements, and a first plurality of thermoelectric devices that are arranged on the first plurality of antenna elements of the first antenna array such that each thermoelectric device covers a different subset of antenna elements of the first plurality of antenna elements. The communication apparatus further includes a processor that determines an operational state of the first plurality of antenna elements. The processor controls each of the first plurality of thermoelectric devices based on the determined operational state of the first plurality of antenna elements such that an adaptive cooling is applied on different subsets of antenna elements of the first plurality of antenna elements to maintain a temperature of the first plurality of antenna elements in a specified temperature range.

Abstract: Antenna apparatus includes a driven trace coupled to a dielectric body and extending parallel to a ground plane. The driven trace includes first and second branches and an impedance-tuning portion that joins the first and second branches. Each of the first and second branches are configured to resonate at a respective radio-frequency (RF) band. The respective RF bands may or may not be the same. The antenna apparatus also includes a first conductive pathway extending from the driven trace through the dielectric body and configured to feed the driven trace. The antenna apparatus also includes a second conductive pathway that extends from the driven trace through the dielectric body and electrically connects the driven trace to the ground plane. The impedance-tuning portion extends between the first and second conductive pathways.

Abstract: Aspects of the subject disclosure may include, for example, a system having a plurality of transmitters for launching, according to a signal, instances of first electromagnetic waves having different phases to induce propagation of a second electromagnetic wave at an interface of a transmission medium, the second electromagnetic wave having a non-fundamental wave mode and a non-optical operating frequency, wherein the plurality of transmitters has a corresponding plurality of antennas. A reflective plate is spaced a distance behind the plurality of antennas relative to a direction of the propagation of the second electromagnetic wave. Other embodiments are disclosed.

Abstract: A technique is provided for tuning the resonance frequency of an electric-based antenna formed by a radiator element coupled to an antenna ground plane. The disclosed method comprises providing a plurality of parasitic capacitive elements extending in an electric field direction of the electric-based antenna so as to lower the resonance frequency of the electric-based antenna below a desired resonance frequency. The electric-based antenna is then integrated within a deployment environment of interest, and thereafter an indication of an actual frequency response of the electric-based antenna within the deployment environment is obtained. One or more of the parasitic capacitive elements may then be removed so as to adjust the actual resonance frequency towards the desired resonance frequency. By such an approach, a significant degree of adjustment in the resonance frequency of the antenna can be made after the antenna has been integrated within the deployment environment.

Abstract: Aspects of the subject disclosure may include, for example, a system having an antenna for launching, according to a signal, a first electromagnetic wave to induce a propagation of a second electromagnetic wave along a transmission medium, the second electromagnetic wave having a non-fundamental wave mode and a non-optical operating frequency. A reflective plate is spaced a distance behind the antenna relative to a direction of the propagation of the second electromagnetic wave. Other embodiments are disclosed.

Abstract: The present invention relates to a vehicle-to-X communication system for a vehicle. The vehicle-to-X communication system comprises a first communication module having a first antenna, wherein the first antenna has a first communication angle; a second communication module having a second antenna, wherein the second antenna has a second communication angle; wherein the first communication module and the second communication module are arranged in such a manner that the first antenna and the second antenna are oriented in different directions, in order to obtain a total communication angle which is composed of the first communication angle and the second communication angle.

Abstract: Aspects of the subject disclosure may include, for example, an antenna structure that includes first and second dielectric antennas that each redirect a beam pattern generated by the first and second dielectric antennas away from a center axis of the of the first and second dielectric antennas. Each of the first and second dielectric antennas can be coupled to at least one dielectric core via a feed point of each dielectric antenna. The at least one dielectric core can be configured to supply electromagnetic waves that are converted by the first and second dielectric antennas to first and second beam patterns redirected away from the center axis. Other embodiments are disclosed.

Abstract: An antenna includes a dielectric substrate, an antenna element formed on a first surface of the dielectric substrate, a ground element formed on a second surface of the dielectric substrate, and a metal conductor plate disposed over, and at a spaced distance from, the first surface of the dielectric substrate, the metal conductor plate being larger than the ground element.

Abstract: The invention provides a phased array antenna, which includes a core board, as well as an antenna module and a radio frequency module respectively arranged at two sides of the core board, where the radio frequency module includes a device attached to a surface far away from the core board and a circuit layer electrically connected to the device, and the device and the circuit layer at least form a phase control unit to control a phase of each antenna unit in the antenna module and a beam synthesis unit to control a beam shape of the phased array antenna.

Abstract: A device for receiving and re-radiating electromagnetic signals. The device includes at least a wave guide with a first set of slot radiators for receiving electromagnetic signals, and a second set of slot radiators for transmitting electromagnetic signals generated on the basis of the received electromagnetic signals in the waveguide. The first set of slot radiators includes one or more slot radiators, and the second set of slot radiators includes one or more slot radiators. The device also relates to a method for receiving and re-radiating electromagnetic signals by a device including at least a waveguide, and the use of the device as a repeater of electromagnetic signals, for transferring electromagnetic signals through a structure, and/or as a building product.

Abstract: An array antenna assembly includes a frame support structure and a plurality of line replaceable units that each include a panel having a front surface on which a plurality of radiating elements are disposed, and a rear surface opposing the front surface, and a bracket that extends from the rear surface and has orthogonal flanges that are engageable with the frame support structure to align the line replaceable unit within the array antenna.

Abstract: Methods, systems, and devices are described for mounting an antenna assembly to a vehicle, whereby rotational degrees of freedom between the antenna assembly and the vehicle are constrained. For example, an antenna mount may employ an intermediate structure between the antenna assembly and the vehicle. In various examples, the intermediate structure may be coupled with one of the vehicle or the antenna assembly by a linear coupling, and the intermediate structure may be coupled with the other of the vehicle or the antenna assembly by a planar coupling. The antenna assembly may be coupled with the vehicle by a compliant coupling that provides a centering force between the antenna assembly and the vehicle. According to various examples, rotational movement between the antenna assembly and the vehicle may be suppressed, and vibration from the vehicle to the antenna assembly may be attenuated.

Abstract: A beam steering antenna system and algorithm are described where radiation mode selection is made based on communication link quality metrics from multiple clients. Flexibility in both antenna system hardware and the algorithm allow for an optimized communication link as the communication system transitions from single client to multi-client operation. The beam steering system and algorithm are described where beam steering capability can be implemented on one or both sides of the communication link and for single and multi-client operation, and for simultaneous or sequential operation.

Abstract: A base station antenna is disclosed. The disclosed antenna includes: a reflector plate made of a metal material; a multiple number of radiators formed on the reflector plate and forming one or more arrays; and conductive rods positioned on both sides of each of the radiators, where the conductive rods are formed in parallel with the arrays formed by the radiators.

Abstract: An antenna system capable of operating among all LTE bands, and also capable of operation among all remote side cellular applications, such as GSM, AMPS, GPRS, CDMA, WCDMA, UMTS, and HSPA among others. The antenna system provides a low cost alternative to active-tunable antennas suggested in the prior art for the same multi-platform objective.

Abstract: In one aspect, a unit cell of a phased array antenna includes a printed wiring board (PWB). The PWB includes a first layer comprising a radiator, a second layer comprising a feed circuit configured to provide excitation signals to the radiator, a plurality of vias connecting the feed circuit to the radiator, a signal layer, an active component layer comprising an active component bonded to the signal layer and a radio frequency (RF) connector connecting the signal layer to the feed circuit.

Abstract: Provided are examples of removable circularly polarized antenna fitment and methods of fabrication. In one aspect, a fitment comprises a plurality of conductive elements spaced radially around a central point contained with a housing. The elements may have an included angle of between 8 and 71 degrees from horizontal. The plurality of conducting elements may be straight, bent, or curved and may be comprised of between 3 and 12 conductors. The fitment may contain a housing which is removable from a linear antenna.

Abstract: An antenna system capable of operating among all LTE bands, and also capable of operation among all remote side cellular applications, such as GSM, AMPS, GPRS, CDMA, WCDMA, UMTS, and HSPA among others. The antenna system provides a low cost alternative to active-tunable antennas suggested in the prior art for the same multi-platform objective.