Abstract: A built-in antenna device for an electronic device for communication used in a multi-band is provided. The built-in antenna device includes a PCB, a first antenna radiator disposed on the PCB, and a second antenna radiator which has the same power feeding point as the first antenna radiator and is disposed at a housing of the electronic device, wherein the first antenna radiator and the second antenna radiator are configured to operate at different frequency bands.

Abstract: A method to produce a rod tag and tag produced according to the method, wherein the method comprises at least the steps of: providing a magnetic core having a cylindrical shape and two end, winding a wire around said core to form an antenna, positioning in longitudinal extension a chip at one of the ends of said rod where the wound wire ends terminates, bonding said wire ends to contacts of said chip, displacing said bonded chip at least partially on said end of said rod, and introducing said core with said wire and said chip in an encapsulating means containing a stabilizing material, whereby the chip is further positioned on said end by the friction between said chip and said material during introduction.

Abstract: A PIFA (Planar Inverted-F Antenna) array antenna has multiple PIFAs. The PIFA array is used to provide different radiation patterns for communication. A signal being emitted by the PIFA array is manipulated. According to the manipulation, the PIFA array may emit the signal with an omni-directional radiation pattern or a directional radiation pattern; the same PIFA array (antenna) is used for both directional communication and omni-directional communication. The PIFA array may be used in mobile computing devices, smart phones, or the like, allowing such devices to transmit directionally and omni-directionally. The signal manipulation may involve splitting the signal into components that feed PIFAs, and before the components reach the PIFAs, changing properties of the components (e.g., phase) relative to each other.

Abstract: An electronically steerable antenna with dual polarization is provided, as well as a method for steering such an antenna. An example antenna may include a driven patch element having dual polarity for radiating or receiving a first beam with a first polarization and radiating or receiving a second beam with a second polarization. The antenna includes a parasitic patch element separated from the driven patch element and in a parasitic coupling arrangement to the driven patch element, as well as first and second tuning elements linked to the parasitic patch element to control first and second terminating impedances of the parasitic patch element, respectively. The first terminating impedance at least partly determines a direction of the first beam, and the second terminating impedance at least partly determines a direction of the second beam.

Abstract: A transparent metal mesh is used as an antenna element and is disposed over a graphical display so that the graphical display can be seen through the transparent metal mesh. A radio circuit is coupled to the metal mesh to receive radio signals using the transparent metal mesh. In some embodiments the radio circuit can also transmit signals using the transparent metal mesh as an antenna.

Abstract: A patch antenna array includes a plurality of patch antenna elements spaced apart from each other and arranged as an array. Each patch antenna element has a substrate, a radiating patch associated with the substrate and a ground plane associated with the substrate. The patch antenna elements are discrete and separate from each other. At least one element frame holds the discrete antenna elements in the array. Each element frame captures and positions at least two patch antenna elements relative to each other.

Abstract: A pattern antenna, with desired antenna characteristics, that is formed in a small area is provided. The pattern antenna includes a substrate, a ground portion formed on a first surface of the substrate, an antenna element portion, a short-circuiting portion, and a connecting portion. The antenna element portion is a conductor pattern including a conductor pattern in which a plurality of bent portions are formed. The conductor pattern is formed on the first surface of the substrate and, and is electrically connected to the grand portion. The short-circuiting portion includes a conductor pattern formed in a second surface, which is a different surface from the first surface. The conductor pattern is formed so as to at least partially overlap with the conductor pattern of the antenna element portion as viewed in planar view. The connecting portion is configured to electrically connect the conductor pattern of the antenna element portion to the conductor pattern of the short-circuiting portion.

Abstract: A flexible microwave antenna having a “fish-scale” ground plane is provided. The approach represents a significant advance in the combined thickness and flexibility that can be achieved, especially when using relatively thick substrates which are important for optimum antenna performance. An increase in gain was observed when bent in a positive radius of curvature and further reduction of back radiation.

Abstract: A radar apparatus is provided that is capable of providing desired directivity without preventing downsizing of the apparatus. In the radar apparatus, an antenna for at least either transmitting radar waves or receiving reflected waves is protected by a radome. Provided on an opposing face that is a face of the radome opposing the antenna is a wall section protruding from the opposing face of the radome into a space of the radome and extending along at least a portion of an outline of an aperture projection. The aperture projection is a projection of an aperture of the antenna onto the opposing face in a normal direction to the aperture.

Abstract: An electronic device may have wireless circuitry with antennas. An antenna resonating element arm for an antenna may be formed from peripheral conductive structures running along the edges of a device housing. Elongated conductive members may longitudinally divide openings between the peripheral conductive housing structures and the ground. The elongated conductive members may extend from an internal ground to outer ends of the elongated conductive members that are located adjacent to the gaps. Transmission lines may extend along the elongated conductive members to antenna feeds at the outer ends. The elongated conductive members may form open slots that serve as slot antenna resonating elements for the antenna.

Abstract: A microelectronic wireless transmission device including: a substrate able to be traversed by radio waves intended to be emitted by the device, an antenna, an electrical power supply, an integrated circuit, electrically connected to the antenna and to the electrical power supply, and able to transmit to the antenna electrical signals intended to be emitted by the antenna in the form of the said radio waves, a cap rigidly connected to the substrate and forming, with the substrate, at least one cavity in which the antenna and the integrated circuit are positioned, where the cap comprises an electrically conductive material connected electrically to an electrical potential of the electrical power supply and/or of the integrated circuit, and able to form a reflector with regard to the radio waves intended to be emitted by the antenna.

Abstract: An antenna system for triple-band satellite communication according to one exemplary embodiment of the present disclosure includes a feed horn device that is configured to simultaneously radiate or absorb wireless signals of triple bands including X, Ku and Ka bands, and a waveguide section that is coupled to the feed horn device and configured to transmit input and output of the wireless signals, wherein the feed horn device includes a corrugation horn that is configured to radiate or absorb the wireless signals of the X and Ku bands, the corrugation horn having a bell-like shape with a plurality of corrugations formed on an inner circumferential surface thereof in a stepped manner, and a dielectric feed horn that is configured to radiate or absorb the wireless signal corresponding to the Ku band and disposed in a central region of the corrugation horn.

Abstract: An antenna apparatus for base station (BS) having at least one cell, includes: two or more antenna units to form antenna beams based on predetermined tilting angles for each of two or more different frequency bands with respect to the cell; and a tilting angle control unit to control tilting angles designated to the two or more antenna units, respectively, to be different from each other, so as to make coverages of the antenna beams of the two or more different frequency bands formed by the two or more antenna units different from each other with respect to the cell.

Abstract: A flattened antenna oscillator structure has a square frame with an opening in the middle of a lower side. Two vertical oscillator leads parallel to left and right sides are symmetrically arranged inside the frame. Lower ends of the vertical oscillator leads extend into the opening to form feeder contacts. The left and right sides of the frame have plural inward extending matching leads connected with the vertical oscillator leads. The pair of leads at the uppermost end is connected with the upper ends of the vertical oscillator leads. The layout of the antenna oscillator improves the anti-deformation ability of a whole antenna while combining different frequency bands and different frequencies, which improves the signal reception and receiving quality of the antenna oscillator. A variety of modulation structures are further arranged to maximize the receiving power of the antenna and reduce the loss caused by mutual interference between signals.

Abstract: Exemplary embodiments are disclosed of HDTV antenna assemblies. In an exemplary embodiment, a high definition television antenna assembly generally includes an antenna element having a generally annular shape with an opening and first and second end portions. First and second arms are spaced apart from the antenna element and extend at least partially along portions of the antenna element. A first member extends between the first arm and the first end portion of the antenna element. A second member extends between the second arm and the second end portion of the antenna element. A substrate supports and/or is coupled to the antenna element, the first and second arms, and the first and second members.

Abstract: A windshield includes a glass plate; a dielectric; an electrothermal layer that is disposed between the glass plate and the dielectric, and includes a conductive layer and strip electrodes having a resistance lower than a resistance of the conductive layer; and an antenna including a pair of electrodes disposed to face the electrothermal layer across the dielectric, and a slot at least a part of which is formed in one of the strip electrodes such that the slot is disposed between the pair of electrodes in plan view. The strip electrodes are disposed along at least two opposing outer edges of the conductive layer and are DC-coupled to the conductive layer such that the conductive layer is energized via the strip electrodes. One end of the slot is an open end that is open at an outer edge of the electrothermal layer.

Abstract: There is provided an antenna including an antenna element that has a prescribed length and detects a line of electric force, a transmission line that transmits an electrical signal, and a radio wave absorbing and attenuating part that has characteristics to absorb and attenuate a radio wave of a frequency band received by the antenna element and is arranged at least between the antenna element and the transmission line.

Abstract: A small antenna operating at a plurality of frequency bands includes a first conductor plane in which a first split ring resonator and a second split ring resonator that have different resonant frequencies are formed and a feed line including a first branch line, a second branch line and a branch portion. Each of the split ring resonators includes a conductor region along an opening edge of an opening formed in the first conductor plane and a split portion cutting through a portion of the conductor region. One end of the first branch line is connected to the first split ring resonator and the other end extends to the branch portion across the conductor region; one end of the second branch line is connected to the second split ring resonator and the other end extends to the branch portion across the conductor region.

Abstract: The invention relates to an improved antenna which is distinguished by, among other things, the following features: the antenna has a monopole radiator (11), which is vertically polarized; the antenna has at least two horizontally polarized radiators, which lie offset from each other in a circumferential direction about a central axis (Z); the antenna has a reflector (1), in front of which the at least two horizontally polarized radiators and the monopole radiator (11) are arranged at a distance (A); the at least two horizontally polarized radiators each comprise a Vivaldi antenna (5); the Vivaldi antennas (5) have a central and/or feeding surface (123), which forms a feeding plane (123?), in which an electrically conductive layer (27, 127) having slot lines (29?) that widen in a radiation direction is formed or provided, —the feeding plane (123?) is arranged at a distance (A) from the reflector (1); and the electrically conductive layer (27, 127) is led out of the feeding plane (123?), wherein at least one a

Abstract: First and second hot elements are formed on the front surface of a long and thin substrate. First and second earth elements are formed on the rear surface of the substrate. First and second parasitic elements are disposed adjacent to the hot elements and the earth elements, thereby forming a first-stage element. A second-stage element has a corresponding structure. A first branch line and a second branch line are formed on the front surface. The hot elements of the first-stage and second-stage elements are fed from a feeding point through the first and second branch lines. An earth line is formed on the rear surface. The earth elements of the first-stage and second-stage elements are fed from the feeding point through the earth line. The hot element and the earth element form a dipole antenna. The parasitic element is disposed adjacent to the dipole antenna to broaden a frequency band.