Abstract: A bezel forms a continuous, uninterrupted outer perimeter around the outside of a handheld radio device. The bezel is made of an electrically conductive material and is used as an antenna element. The bezel can be operated in either a common excitation mode or a differential excitation mode, depending on whether a user is presently holding the device, and making contact with the bezel.

Abstract: There is provided an antenna pattern frame including: a radiator comprising an antenna pattern portion transmitting and receiving a signal and a connection terminal portion allowing the signal to be transmitted to and received from a circuit board of an electronic device; and a radiator frame manufactured by injection molding on the radiator, allowing the antenna pattern portion to be embedded in a case of the electronic device, and supporting the radiator. The radiator frame includes a hydraulic recess introducing a resin material to a mold for manufacturing a case of the electronic device in which the radiator is embedded through injection molding, so that the radiator frame contacts the mold by injection pressure.

Abstract: Interconnect feed devices (10) are provided for electrically connecting first and second electrical components (17, 21). The interconnect feed devices (10) can include a dielectric shell (23) with an electrically-conductive coating (40), and leads (22) positioned within individual conduits (30) of the shell. Each lead (22) and its associated conduit (30) can act as a coaxial cable for transmitting radio frequency (RF) energy between the first and second electrical components (17, 21). The shell (23) can be manufactured using a process, such as stereolithography, that allows the shell to be formed with relatively complicated geometries, which in turn can facilitate relatively complicated cable routing.

Abstract: An antenna has an antenna body having a plurality of first antenna elements, which are disposed along a first straight line. A hollow conductor, which extends between the first antenna elements, is disposed in the antenna body. The first antenna elements are developed as openings running between the hollow conductor and a surface of the antenna body. The antenna is designed to radiate a signal in a spatial direction that is a function of a frequency of the signal. The antenna body has an electrically insulating material that is coated with a conductive material.

Abstract: A chip package includes a plurality of layers including conductive planes connected by vias. The layers include a first portion having an antenna formed therein and a parallel-plate mode suppression mechanism to suppress parallel-plate mode excitation of the antenna. The parallel-plate mode suppression mechanism includes a reflector offset from an antenna ground plane and first grounded vias. A second portion has an interface for connecting to an integrated circuit device wherein the first portion and the second portion are separated by the parallel-plate mode suppression mechanism.

Abstract: A tri-band antenna for noncellular wireless applications is provided. The antenna comprises: a first radiating arm for generating a first resonance in a first frequency band, the first radiating arm further enabled for connection to an antenna tuning circuit; the first radiating arm comprising a capacitive coupling structure; a coupling arm separated by a gap from the first radiating arm; a second radiating arm for generating a second resonance in a second frequency band lower than the first frequency band, the second radiating arm connected to the coupling arm such that the second radiating arm is capacitively coupled to the first radiating arm; and a third radiating arm for generating a third resonance in a third frequency band lower than the second frequency band, the third radiating arm connected to the coupling arm such that the third radiating arm is capacitively coupled to the first radiating arm.

Abstract: An antenna assembly for a computing device is disclosed. The antenna assembly includes a first radiating element coupled to a feed point and a first ground point of a printed circuit board, and a second radiating element coupled to a second ground point of the printed circuit board. The first radiating element is positioned adjacent to the printed circuit board so as to form a first gap that extends between the first radiating element and the printed circuit board along at least a portion of the length of the first radiating element. The second radiating element is positioned adjacent to the printed circuit board so as to form a second gap that extends between the second radiating element and the printed circuit board along at least a portion of the length of the second radiating element. The two radiating elements are spaced apart by a third gap.

Abstract: A method of providing an antenna mast for a wireless communication system is presented. The method comprises selecting a lower module and an upper module from a set of modules. This set of modules comprises at least two different lower modules, at least two different upper modules, or at least two different lower modules and at least two different upper modules. The method further comprises assembling the selected lower module and the selected upper module into a mast body of the antenna mast. This mast body forms a supporting structure for an antenna arrangement of the wireless communication system. In assembling the mast body, the method includes the antenna arrangement in the selected upper module and includes in at least one of the selected lower module and the selected upper module a device configured to perform a function other than supporting the antenna arrangement.

Abstract: There is provided a radio device including an antenna, a first impedance converting circuit, a second impedance converting circuit and a differential output unit. The antenna has a first terminal and a second terminal to receive a signal. The first impedance converting circuit and the second impedance converting circuit have a first impedance and a second impedance, respectively. The first impedance and the second impedance each are controllable. One end of the first impedance converting circuit and one end of the second impedance converting circuit are connected to the first terminal and the second terminal of the antenna, respectively. The differential output unit is connected to the other end of the first impedance converting circuit and the other end of the second impedance converting circuit through which the signal received by the antenna is input to the differential output unit, and transform the signal into a differential signal.

Abstract: A circularly polarized waveguide slot array includes first and second waveguide sections, the first waveguide section extending along a longitudinal axis, and including an antenna element for transmitting or receiving a circularly polarized signal. The second waveguide slot section is coupled side-to-side with the first waveguide slot section and extends along the longitudinal axis, the second waveguide slot section including an antenna element for transmitting or receiving the circularly polarized signal at a phase which is substantially complementary to the circularly polarized signal transmitted by or received by the first waveguide slot section. Further exemplary, the antenna element disposed on the first waveguide slot section is offset from said antenna element disposed on the second waveguide slot section substantially one half of a predefined guide wavelength ?g along said longitudinal axis.

Abstract: The present disclosure is directed to a rooftop-mounted off-air television antenna system, device and method including an integrated signal meter. The antenna portion of the device is mounted to the roof of a vehicle. An antenna adjustment mechanism is located inside of the vehicle cabin. The adjustment mechanism enables the user to adjust a position of the antenna on the roof, such as by rotating a dial that is coupled to the antenna. A signal meter is disposed in the adjustment mechanism and electrically connected to the antenna. A display of the signal meter readout is disposed in the adjustment mechanism in a location that can be easily viewed by a user during an aiming operation. The display allows the user to determine when the antenna has been positioned in order to obtain the approximate maximum signal strength possible given the vehicle's current location.

Abstract: A communication device as disclosed herein may include a body, an antenna assembly provided in the body, and configured to transmit or receive wireless signals, and a circuit board connected to the antenna assembly and configured to process the wireless signals. The antenna assembly may include a carrier having at least one region that is dimensioned to be farther away from the body than other portions thereof, and a radiator provided on the at least one dimensioned region of the carrier and configured to receive or radiate electromagnetic waves corresponding to the wireless signals. The radiator may be positioned on the dimensioned region of the carrier such that a specific absorption rate (SAR) due to the antenna assembly is reduced.

Abstract: Directive gain antenna elements implemented with an aperture-fed patch array antenna assembly are described. A feed network for the aperture-fed patch array may include offset apertures and may also include meandering feed lines. Scalable aperture shapes and orientations that can be used with antennas operating at any frequency and with dual orthogonal polarizations are also disclosed. Directive gain antenna elements implemented with arrays of orthogonal reflected dipoles are also described with optimal feed networks and parasitic elements to achieve desired directive gain characteristics. Such arrayed dipole antennas feature dual orthogonal polarizations with assembly tabs that lower cost and improve reliability. Backhaul radios that incorporate said antennas are also disclosed.

Abstract: The present invention provides a dielectric resonator antenna comprising: a dielectric resonator; a ground plane, operatively coupled with the dielectric resonator, the ground plane having four slots; and a substrate, operatively coupled to the ground plane, having a feeding network consisting of four microstrip lines; wherein the four slots are constructed and geometrically arranged to ensure proper circular polarization and coupling to the dielectric resonator; and wherein the antenna feeding network combines the four microstrip lines with a 90 degree phase difference to generate circular polarization over a wide frequency band.

Abstract: This multiantenna unit includes a first antenna element, a second antenna element and a non-grounded passive element arranged between the first and second antenna elements. The passive element includes a first portion arranged on a front surface of a substrate and an extensional portion, connected to the first portion, extending perpendicularly to the front surface of the substrate.

Abstract: Provided are an active metamaterial device operating at a high speed and a manufacturing method thereof. The active metamaterial device includes a first dielectric layer, a lower electrode disposed on the first dielectric layer, a second dielectric layer disposed on the lower electrode, metamaterial patterns disposed on the second dielectric layer, a couple layer disposed on the metamaterial patterns and the second dielectric layer, a third dielectric layer disposed on the couple layer, and an upper electrode disposed on the third dielectric layer.

Abstract: Low-profile antenna systems are provided including a ground plane; an upper antenna element parallel to and spaced apart from the ground plane; at least one vertical plate configured to vertically connect the upper antenna element and the ground plane; first and second metallic wings each connected at one end to respective sides of the at least one vertical plate and spaced apart from both the ground plane and the upper antenna element; an electrically floating plate on a same plane as the upper antenna element and spaced apart from the upper antenna element to provide a gap therebetween; and a metallic feed plate parallel to and between the upper antenna element and the ground plane and extending beneath the gap between the electrically floating plate and the upper antenna element. Related wireless communications devices are also provided.

Abstract: An apparatus for controlling impedance in an adaptive tuning antenna circuit is disclosed, wherein a matching unit is connected to an output terminal where a coupler outputs a coupled power of a transmission signal, a controller adjusts an impedance of the matching unit to cause the reflected power outputted by the coupler to be minimized, and the controller adjusts an impedance of a tuner to allow a combined impedance of the tuner and an antenna to be equal to the impedance of the matching unit but with opposite phases, thereby adjusting the impedance of the antenna in the optimal state.

Abstract: An electromagnetic wave radiation coaxial cable and a communication system using the same. The electromagnetic wave radiation coaxial cable includes an inner conductor which is formed of a conductor and extends along a cable axis, an insulator covering the inner conductor, and an outer conductor spirally wound around the insulator in a single winding at a predetermined pitch to provide a gap from which a part of the insulator is exposed. Following formula is established: ? r - 1 < ? P < ? r + 1 when ? is a wavelength of a radio frequency signal to be transmitted or received, ?r is a relative dielectric constant of the insulator at the wavelength ?, and P is a winding pitch of the outer conductor along the direction of the cable axis.

Abstract: An antenna apparatus includes an electrically conductive section having peripheral edges, an antenna element coupled to the electrically conductive section, which transmits or receives electromagnetic signals, and an electromagnetic absorbing carbon material component. The carbon material component is generally disposed adjacent to the electrically conductive section, and includes a border region extending beyond the peripheral edges of the electrically conductive section. The carbon material component can be constructed of a carbon fiber fabric in which the carbon fibers are arranged to increase the effective signal to noise ratio of the antenna apparatus and enhance antenna performance without increasing the baseline power consumption level. The carbon fibers can be coated with silicone to insulate them externally while enhancing their lengthwise conductivity.