Abstract: An antenna device includes a first conductor plate including a first end portion and a second end portion, the first conductor plate being provided with a first feeding portion between the first end portion and the second end portion, a second conductor plate including a third end portion connected to the first feeding portion, a fourth end portion located at a position away from the first conductor plate, and a plate surface of which width in a direction parallel to the first conductor plate increases with a distance from the third end portion toward the fourth end portion, and a third conductor plate including a fifth end portion capacitively coupling with the fourth end portion, a sixth end portion connected, on a same side as the first end portion with respect to the first feeding portion, to the first conductor plate, and a counter portion opposite the plate surface.

Abstract: Provided is an electromagnetic wave shielding and absorbing molded article which has excellent shielding properties and absorbency for electromagnetic waves having a specific frequency. The electromagnetic wave shielding and absorbing molded article includes a thermoplastic resin composition including stainless steel fibers, and the content ratio of the stainless steel fibers in the molded article is from 0.5 to 20 mass %. The electromagnetic wave shielding and absorbing molded article has a thickness from 0.5 mm to 5 mm, and a shielding property of 10 dB or greater and an absorbency of 25% or greater for electromagnetic waves having any frequency in a frequency domain from 59 GHz to 100 GHz.

Abstract: Base station antennas are provided herein. A base station antenna includes a multiband beam-former array having a plurality of vertical columns of radiating elements. In some embodiments, at least two of the vertical columns are commonly fed for a first frequency band of the multiband beam-former array that is lower than a second frequency band of the multiband beam-former array. Related methods of operation are also provided.

Abstract: An information handling system (IHS) includes an antenna system. The antenna system includes a smart antenna and a smart antenna control system, the smart antenna control system controlling configuration of a configurable aspect of the smart antenna based upon information regarding the configurable aspect of the smart antenna.

Abstract: An antenna system with integrated electromagnetic interference (EMI) shielded heat sink is disclosed. The system includes an antenna circuit board with a plurality of antenna or radiating elements formed on a common plane comprising a first surface. Circuit elements are placed on a second surface of the antenna circuit board. In addition, the second surface of the antenna circuits board is connected to a pocketed EMI shielding cover with individual shield pockets serving as an EMI shield and a heat sink containing a cooling fluid. At least some adjacent pockets can be in fluid communication with one another.

Abstract: A satellite including an antenna assembly adjustable between a stowed configuration and a deployed configuration. When in the stowed configuration, the antenna assembly can be stowable within a container, such as a container compatible with a CubeSat. When in the deployed configuration, a reflector of the antenna assembly can be directionally adjustable, such as in both elevation and azimuth.

Abstract: Embodiments of the present disclosure provide a power distribution network, a liquid crystal antenna including the power distribution network, and a communication device including the liquid crystal antenna. The power distribution network is configured to be used in a liquid crystal antenna and includes a plurality of cascaded power distributors. Each of the plurality of cascaded power distributors comprises a first microstrip line, a transmission medium region and a reference electrode. A tangent value of a dielectric loss angle of a transmission medium in the transmission medium region is smaller than a tangent value of a dielectric loss angle of a liquid crystal in the liquid crystal antenna.

Abstract: Systems and methods for performing calibration of antenna arrays with dual-polarization antenna elements are disclosed. An example system includes an antenna array and a calibration circuitry. The antenna array includes a plurality of antenna cells arranged in K rows and L columns, each cell including a plurality of dual-polarization antenna elements. Antenna cells in columns 1 through Y form a first sub-array, while antenna cells in columns Y+1 through L form a second sub-array. The calibration circuitry is configured to perform calibration by individually calibrating each column of antenna cells of the first sub-array, calibrating different columns of antenna cells of the first sub-array with respect to one another, individually calibrating each column of antenna cells of the second sub-array, calibrating different columns of antenna cells of the second sub-array with respect to one another, and calibrating antenna elements of the first and second sub-arrays with respect to one another.

Abstract: An antenna device with an electrostatic discharge protection function and an electrostatic discharge protection method thereof are provided. The antenna device includes a first and a second antennae, and a voltage level, a switching, and a radio frequency (RF) front end circuits. The switching circuit is selectively coupled to the first or second antenna. The RF front end circuit is coupled to the switching circuit and controls the switching circuit to couple to one of the first and second antennae for communication transmission. The voltage level circuit detects a voltage level of the one of the first and second antennae. When determining that the voltage level is greater than a threshold voltage, the voltage level circuit transmits a control signal to the RF front end circuit to control the switching circuit to couple to another one of the first and second antennae to continue the communication transmission.

Abstract: A ceiling antenna includes a first antenna element, a second antenna element, a base plate, a spiral tail and a feeder. The second antenna element is fixedly connected to the first antenna element. The second antenna element is fixed to the base plate. The spiral tail is disposed around the edge of the second antenna element and provided with a notch. The feeder is connected to the first antenna element and the second antenna element, and feeds the first antenna element and the second antenna element.

Abstract: A satellite includes first and second extensible pantographic trusses, each configured to extend outwardly from the satellite in opposite directions from a stored position to a deployed position, and first and second sets of ribs carried by the respective first and second extensible pantographic trusses. A Radio Frequency (RF) reflective film may be carried by the first and second sets of ribs to define a curved RF reflector surface. The satellite antenna may include first and second sets of phased array antenna feeds carried by the respective first and second extensible pantographic trusses and directed toward the RF reflective film, which in an example may be a RF reflective mesh.

Abstract: A manufacturing process of a rear window for vehicles including the following steps: provision of a glass plate with an external side suitable for being directed towards the exterior of the vehicle and an internal side suitable for being directed towards the interior of the vehicle; application of a heater on the internal side of the glass plate, the heater having two bus bars that are electrically connected to a positive pole and to a negative pole of a battery of the vehicle, respectively, and a plurality of horizontal heating lines that connect the bus bars; and application of antenna traces on the internal side of the glass plate, wherein the antenna traces have strips of transparent nanowires made of conductive material. The application of the antenna traces is made by spray-coating on the internal side of the glass plate.

Abstract: A beamforming apparatus is constructed from a pliable medium and a conductor pattern disposed on the pliable medium to form a foldable Rotman lens.

Abstract: A conductor pattern of an antenna device is provided in a notch and includes a common conductor, a first conductor, and a second conductor. A power supply unit is disposed at a connection portion between a conductor plate and the conductor pattern. Each of the first conductor and the second conductor is connected to the power supply unit with the common conductor interposed therebetween. The power supply unit is positioned at a position at which a distance to an opening end is shorter than a distance to a closed end at a side end. A first partial conductor of the first conductor is positioned between the second conductor and a side end. A length of the first conductor in a direction along the side end is longer than a length of the second conductor in the direction along the side end.

Abstract: A patch antenna array system is provided. The patch antenna array system can include a plurality of patch antennas oriented with respect to each other to provide a nearly symmetric radiation pattern over a range of frequencies, such as from 1500 Megahertz (MHz) to 1700 MHz. The patch antenna array system can include a sequential phase feed network that is in communication with the plurality of patch antennas. The sequential phase feed network can be configured to provide a radio frequency (RF) signal to each patch antenna of the plurality of patch antennas such that the patch antenna array system has an axial ratio of less than 1 decibel (dB) over the range of frequencies.

Abstract: A polarized wave shared array antenna according to an example embodiment includes: antenna elements 11a and 11b provided adjacent to each other on one surface of an antenna substrate 1, each of which being configured to generate two orthogonal linear polarized waves; feeding points 12a and 12b disposed in a first direction when viewed from each antenna element and feeding points 14a and 14b disposed in a second direction orthogonal to the first direction when viewed from each antenna element; transmission and reception units 21a, 21b, 22a, and 22b that are provided on an integrated circuit on the other surface of the antenna substrate 1 and are respectively connected to the feeding points, in which in a plan view, the feeding points are disposed so as to be arranged on a straight line, and wirings connecting the transmission and transmission units to the corresponding feeding points are equal in length.

Abstract: The present disclosure provides an antenna and an electronic device. The antenna includes: a cavity structure configured to contain an electrolyte solution; and a plurality of antenna feed points disposed on the cavity structure. The cavity structure containing the electrolyte solution is configured to be an antenna radiator of the antenna. The plurality of antenna feed points is configured to receive and transmit radio frequency signals.

Abstract: The present disclosure relates to the field of television receiving antennas, and discloses an outdoor antenna, comprising a main body and a pair of reflective nets, wherein the reflective net comprises an assembly body, the main body comprises a fixing base, the assembly body and the fixing base are plugged into each other, and the assembly body and the fixing base are connected by a snap-connection, which allows the assembly body and the fixing base to be tightly combined with each other after being plugged in. The reflective nets can be detached from the main body, so that the entire outdoor antenna can be disassembled, which avoids packaging of the entire outdoor antenna and reduces the packaging volume. Furthermore, through the snap-connection, the assembly body and the fixing seat will not be loosened after being plugged in, and can be tightly combined with each other.

Abstract: Base station antennas (BSAs) include at least one feed signal phase shifter having a variable length signal path therein, which provides an adjustable signal delay in response to mechanical actuation thereof. A thermo-electric actuator is provided to support remote electrical tilt operations by mechanically actuating the variable length signal path in response to an actuator drive signal. The thermo-electric actuator may include thermally-deformable components, such as SMA springs and wax motors.

Abstract: An electrical device adapted to operate at a high operating ambient temperature includes an electrical component mounted inside a casing, a transmission/reception antenna and at least one electrical and mechanical connection between the electrical component and the antenna. The electrical and mechanical connection comprises a metal pad positioned under the casing, the antenna being connected to the pad; an electrical connection tab having a first end connected to the electrical component; and fixing means adapted to secure the pad and a second end of the connection tab of the component. The device is applicable to, for example, temperature sensors of the surface guided elastic wave type.