Abstract: Wireless communication is facilitated via communication assembly apparatuses. A system includes: a wireless gateway device located within a housing and having electrical connection elements for power and network connectivity; and an antenna coupled to the housing and electrically coupled to the wireless gateway device. The housing is adapted to be masked on a surface of a support structure exposed to a defined environment, and is configured to serve a first function and the support structure is configured to serve a second function. The first function is distinct from the second function. In various embodiments, the antenna can be a resonant slot antenna, a horn antenna, a dipole antenna, a patch antenna or a custom antenna element. The wireless gateway device can include circuitry that facilitates multiple-input and multiple-output communication of the antenna, and is configured to be powered via power over Ethernet in some embodiments.

Abstract: A radio frequency (RF) module may comprise: (a) a substrate including a plurality of integral waveguides formed therein, each of the plurality of waveguides orthogonally-oriented with respect to the one or more adjacent waveguides; and (b) a plurality of antenna radiator elements attached to the dielectric substrate and oriented such that a pair of antenna radiator elements is electrically coupled to one of the plurality of waveguides. Each of the integral waveguides is electrically coupled to electrical circuitry of the RF module.

Abstract: An electronic device includes a housing including a first surface facing in a first direction, a second surface facing in a second direction to the first direction, and a side member enclosing at least a portion of a space between the first surface and the second surface; a first metal plate positioned between the first surface and the second surface; a conductive coil positioned within the housing, having a shaft substantially perpendicular to the first direction or the second direction, and that winds around the first metal plate; a first communication circuit positioned within the housing and electrically connected to the conductive coil; a second communication circuit positioned within the housing and electrically connected to the first metal plate; a display exposed through at least a portion of the first surface; and a processor positioned within the housing and electrically connected to the first communication circuit, the second communication circuit, and the display.

Abstract: A mast mountable antenna that is rugged, weather-tolerant, and unaffected by the antenna's mounting structure, while maintaining an electrical path for lightning surge currents. The mast mountable antenna generally includes a radiating conductor section, an impedance transformer section, a low inductance feed point, a mounting mast section, a mast isolating stub section, and an integral coaxial feed line.

Abstract: Techniques for tuning a crossed-field antenna are provided. An example of an antenna system includes a D-plate with a D-plate feed conductor, such that the D-plate is a horizontal conductor raised above and insulated from a ground plane, an E-cylinder with an E-cylinder feed conductor, such that the E-cylinder is a vertical hollow conductive cylinder of smaller diameter than the D-plate, which is mounted concentrically above and insulated from the D-plate, a transmitter tuning circuit configured to receive a signal from a transmitter, an E-cylinder tuning circuit operably coupled to the transmitter tuning circuit and the E-cylinder feed conductor, and a D-plate tuning circuit operably coupled to the transmitter tuning circuit and the D-plate feed conductor.

Abstract: One embodiment of the present invention provides a radio assembly. The radio assembly includes an antenna housing unit that houses a pair of reflectors which are situated on a front side of the antenna housing unit, a printed circuit board (PCB) that includes at least a transmitter and a receiver, and a backside cover. The PCB is situated within a cavity at a backside of the antenna housing unit and the backside cover covers the cavity, thereby enclosing the PCB within the antenna housing unit. One embodiment of the present invention provides a user interface for configuring a radio. The user interface includes a display and a number of selectable tabs presented on the display. A selection of a respective tab results in a number of user-editable fields being displayed, thereby facilitating a user in configuring and monitoring operations of the radio.

Abstract: A broadband antenna assembly including a coaxial cable, a lower limit radiating element, a higher limit radiating element, and a flexible outer sheath encasing the components of the assembly. The lower limit radiating element has a diameter greater than a diameter of an outer jacket of the coaxial cable, allowing the lower limit radiating element to surround the coaxial cable. The dipole formed by the lower limit radiating element is approximately ? of the wavelength of the lower limit operating frequency. To capture higher frequencies, the higher limit radiating element includes a dipole that is approximately 30% shorter than that of the lower limit radiating element, allowing the antenna assembly to capture a wider bandwidth. By providing the radiating elements together with the coaxial cable, the antenna assembly removes the need for adapters and separately-connected component parts while providing a flexible outer sheath, improving mobile broadcasting applications.

Abstract: The disclosure relates to a flexible printed circuit board of longitudinal shape comprising at least one conductive track extending over the length of the flexible printed circuit, the flexible printed circuit board comprising at least one folding area shaped so as to allow said flexible printed circuit board to pass from an unfolded state to a folded state in which the conductive track forms at least one antenna loop.

Abstract: An antenna system having reduced back radiation is disclosed. The antenna system includes an antenna and ground plane. The antenna includes electro-textiles and is configured to operate in at least the frequency range between 1.1-1.6 GHz. The ground plane includes electro-textiles and is configured to operate as a frequency selective surface with electronic band gap characteristics to suppress edge and curved surface diffraction effects. In this system, the antenna and ground plane are configured to be located on a curved surface and to radiate with a directional radiation pattern having attenuated back lobes.

Abstract: According to an embodiment, a wireless device includes an interposer, a semiconductor chip, and a non-conductor. The interposer comprises a plurality of conductor layers. The semiconductor chip is mounted on the interposer and comprising a built-in transceiver circuit. The non-conductor is placed on the interposer and seals the semiconductor chip. From among the plurality of conductor layers, a first conductor layer and a second conductor layer are symmetrically positioned with respect to center in a thickness direction of the interposer respectively have a first antenna conductor pattern and a second antenna conductor pattern. The first antenna conductor pattern and the second antenna conductor pattern respectively have a first opening and a second opening functioning as a slot antenna and have substantially equal area of a conductor portion. An orthogonal projection of the first opening onto the second conductor layer overlaps with the second opening.

Abstract: A split ring resonator (SRR) antenna is disclosed. The SRR antenna comprises a substrate, a basic feeding portion, a conductive layer, a first capacitive, a conducting element and a second capacitive. The substrate has an outer edge, a first surface and a second surface opposite to the first surface. The basic feeding portion disposed on the first surface. The conductive layer is disposed on the second surface, and has a gap and a cavity. The first conductive layer defines two sides of the gap to be a first inner edge and a second inner edge, and a first matching element and a second matching are formed from the first inner edge and the second inner edge respectively. The cavity is connected to the outer edge of the substrate through the gap. The second capacitive coupling route is formed between the conducting element and the second matching element.

Abstract: A technique facilitates communication of signals in a downhole environment. According to an embodiment, the system comprises an antenna which may be combined with a well component for communicating signals along a wellbore. The antenna comprises wire which is coated with a suitable material, such as amorphous polyetheretherketone (PEEK), and wet wound into a coil. A plurality of protective elements may be combined with the wire, e.g. sleeves may be placed over portions of the wire to protect the wire. Layers of tape also may be wrapped around coil to enhance durability of the antenna.

Abstract: A conductive border surrounds a terminal along a direction. A mobile terminal includes a wireless transmission/reception circuit to output a signal for a wireless communication of the mobile terminal; a conductive border that forms side surfaces of the mobile terminal; a ground element electrically connected to the conductive border; a first antenna element electrically connected to the conductive border and the wireless transmission/reception circuit; and a second antenna element electrically connected to the conductive border and the ground element.

Abstract: Disclosed is a dual-mode antenna array system (“DAAS”) for directing and steering an antenna beam that includes an approximately square feed (“ASF”) waveguide, a plurality of first-mode directional couplers (“FMDCs”), a plurality of second-mode directional couplers (“SMDCs”), a plurality of first-mode radiating elements (“FMREs”), and a plurality of second-mode radiating elements (“SMREs”). The ASF waveguide includes a first ASF waveguide wall, a second ASF waveguide wall, an ASF waveguide length, a first-feed waveguide input at a first-end of the ASF feed waveguide, and a second-feed waveguide input at a second-end of the ASF feed waveguide. The plurality of FMDCs are on the first ASF waveguide wall and the plurality of SMDCs are on the second ASF waveguide wall. The plurality of FMREs are in signal communication with the plurality of FMDCs and the plurality of SMREs are in signal communication with the plurality of SMDCs.

Abstract: A chip antenna comprising at least one emitter which extends parallel to a main surface of a semiconductor substrate supporting the chip antenna, wherein the emitter is arranged on an island-like support zone of the semiconductor substrate, the support zone being surrounded by at least one trench which is completely filled with a gas, the trench passing through the entire depth of the semiconductor substrate and being bridged by at least one retaining web which forms a supporting connection between the support zone and the rest of the semiconductor substrate.

Abstract: An antenna assembly may include a right hand circularly polarized (RHCP) antenna, a left hand circularly polarized (LHCP) antenna, an RF nuller operably coupling the RHCP antenna and LHCP antenna to a difference element, and a digital nuller operably coupled to the difference element.

Abstract: A ground penetration radar (GPR) antenna system is integrated into a digging machine such that the system is configured to remain operable under the same environmental conditions as the machine. The system includes an RF antenna and an antenna monitor. The antenna includes a rectangular hollow enclosure made of a conductive material defining a cavity therein and is affixed to a bucket of the digging machine. The antenna monitor is rigidly connected to the hollow enclosure and monitors inertial antenna location and/or movement.

Abstract: In one example, a dual-band wireless LAN antenna. The antenna includes plural antenna traces disposed in a first plane that is substantially parallel to, and spaced apart from, a plane of electrically conductive material. At least two of the traces are dimensioned to resonate at different frequencies. The antenna also includes a decoupling element disposed in a second plane between the first plane and the conductive plane. The decoupling element is electrically connected to a selected one of the antenna traces. The antenna further includes a conductor which is electrically connected to the decoupling element and to the conductive plane.

Abstract: Various arrangements for protecting a low-power sensor from electromagnetic interference are presented. A device may have an antenna that is used to transmit a radio signal and have an on-board low-power sensor. A tuned grounding arm may be capacitively coupled with a ground plane of the antenna. The tuned grounding arm can provide a lower energy return path to a feed point of the antenna than through circuitry of the low-power sensor, thus decreasing near-field interference on the low-power sensor.

Abstract: An antenna system comprises: multiple antenna elements; and multiple beam forming networks configured to produce radiation patterns for both receiving and transmission functions configured to be optimized by re-positioning said antenna elements, wherein said beam forming networks comprise a receiving beam forming network configured to combine multiple first inputs from said antenna elements into at least a first output, and a transmission beam forming network configured to divide a second input into multiple second outputs to said antenna elements.