Abstract: An electronic device is provided. The electronic device includes a first housing, a second housing, and a communication circuit. The communication circuit is configured to communicate with an external electronic device by using an electromagnetic field generated in a first slot of the first housing and a second slot of the second housing on the basis of powering a first conductive portion of the first housing in a folded state.

Abstract: An antenna device includes a radiator, a transmission line connected to the radiator and an auxiliary radiator disposed between the first transmission line and the second transmission line to be spaced apart from the radiator. The transmission line includes a first transmission line and a second transmission line facing each other. An image display device includes the antenna device, and a display panel and a circuit board which are electrically connected to the antenna device.

Abstract: A vehicle includes a window having an antenna assembly. The window includes a glass surface, a metal frame around the glass surface, and a set of defroster wires in the glass surface. A top wire of the set of defroster wires is separated from a top edge of the metal frame by an antenna region. The antenna is disposed in the antenna region. The antenna has a first end and a second end opposite the first end. The first end intersects a horizontal cover line of the metal frame tangentially. A feed line connects to the first end at the horizontal cover line. A ground line electrically couples the second end of the antenna to the metal frame.

Abstract: An electronic device includes: a first housing; a second housing; a hinge structure coupled with the first and second housings so that the first and second housings are foldable relative to each other; and a wireless communication circuit on the second housing, wherein the second housing includes: a sixth side portion; a fifth side portion facing the sixth side portion; a fourth side portion facing the hinge structure; a third corner portion between the sixth side portion and the fourth side portion; a fourth corner portion between the fifth side portion and the fourth side portion; and a first matching circuit coupled with the sixth side portion and configured to induce a second surface current having a second phase opposite to a first phase of a first surface current induced on the first and second housings and the hinge structure based on the electronic device being in a folded state.

Abstract: An antenna device and a forming method thereof are provided. The antenna device includes a substrate, a processing chip, a support, and an antenna assembly. The processing chip and the support are disposed on the two surfaces of the substrate. The antenna assembly is disposed on the surface of the support away from the substrate and electrically connected to the processing chip. The antenna assembly includes the first antenna structure and the second antenna structures. The first antenna structure is disposed on the support, and the normal direction thereof is parallel to the normal direction of the substrate. Each second antenna structure is disposed on one side of the first antenna structure and inclined relative to the substrate. The included angle between the normal direction of the second antenna structure and the normal direction of the substrate is greater than 0 degrees and less than 90 degrees.

Abstract: An antenna module includes a first antenna device with a first resonant frequency, a second antenna device with a second resonant frequency, and a pass filter connected between a predetermined position in the second antenna device and the ground. The first antenna device includes a first radiating element connected to a first feed circuit. The second antenna device includes a second radiating element connected to a second feed circuit. The pass filter blocks the second resonant frequency and the first and second radiating elements are coupled to each other by at least one of an electric field or a magnetic field, so that the pass filter passes a third resonant frequency of a parasitic antenna functioning on a path from the ground through the pass filter and then through the first radiating element.

Abstract: An antenna structure and a wearable electronic device. The antenna structure includes a ring radiator provided with a feeding point, a first grounding point and a second grounding point, the feeding point is used for an electrical connection to a location determination element, and the first grounding point and the second grounding point are used for grounding respectively; a first antenna configured to receive a first satellite positioning signal of a first frequency, the first antenna includes a radiator between the feeding point and the first grounding point; and a second antenna configured to receive a second satellite positioning signal of a second frequency, the second antenna includes a radiator between the first grounding point and the second grounding point.

Abstract: Example embodiments relate to Open Ended Substrate Integrated Waveguide (OESIW) antenna arrays and techniques for manufacturing and using OESIW antenna arrays. An example antenna array includes a waveguide and a waveguide feed coupled to the waveguide. The waveguide feed is configured to couple electromagnetic energy between an external source and the waveguide. The antenna array also includes a printed circuit board (PCB) having a plurality of antenna elements. The PCB is coupled to the waveguide at a plurality of coupling points such that the electromagnetic energy propagates out from the waveguide and through the plurality of antenna elements. An OESIW antenna array can be used within a radar unit, communication system, or other type of signal emitter.

Abstract: An antenna structure is provided. The antenna structure includes a conductor substrate, a coupling feed-in element and a shielding element. The conductor substrate has a slot. The coupling feed-in element, partly overlapping the slot, is disposed on the conductor substrate. The shielding element, partly overlapping the slot, is separated from the coupling feed-in element and disposed on the conductor substrate, wherein the shielding element is movable along the slot.

Abstract: An antenna includes an optically transparent substrate layer having a first surface and an opposing second surface; a radiating element having a first mesh structure and disposed on the first surface of the substrate layer; a ground plane having a second mesh structure formed on the second surface of the substrate layer; at least two feed lines configured to connect the radiating element to an external circuit; and at least two stubs connected to the radiating element.

Abstract: A 3D printed antenna device comprising a cavity connected between an anode and a cathode and configured to resonate at a predetermined frequency and power to generate an output feed; and an antenna element configured to receive the output feed from the cavity.

Abstract: A new and improved Folded Collinear Dipole (FCD) Antenna eliminates a coaxial feed and provides a folded ½ wave top element that is basically two ½ wave elements in parallel above a ?th wave coil isolator another ¼ wave element that is on top of another ¼ wave element that is shielded by a brass feed tube and the bottom element is insulated with a PTFE tube. This is all stacked on top of an RF 50-ohm fitting (Typically an “N” female). A cover/protection tube “G” is made from “cross-linked polyethylene” tubing to increase performance of this antenna as it is nearly invisible to the RF signal and does not attenuate the signal which would reduce overall performance found today in most sleeved monopole antennas. The Vinyl cap protectors are used for mainly two functions, on the main larger sleeve it keeps out any atmospheric conditions including intruders such as insects. The feed tube cap insulates and keeps the element centered into the feed tube assembly.

Abstract: A high gain patch antenna and a method of manufacturing the same are provided. The antenna includes a substrate with a flat structure including a dielectric, a cross-shaped conductor arranged at a center of an upper part of the substrate, and radiator units arranged in each of four areas divided by the cross-shaped conductor on the upper part of the substrate, wherein each of the radiator units may be arranged to have a 90-degree difference from an adjacent radiator unit with respect to a center of the substrate.

Abstract: The multi-layer patch antenna device comprises a lower antenna layer, a middle antenna layer and an upper antenna layer. An upper metal layer of the middle antenna layer is contacted by two feed pins which are guided through the lower and middle antenna layers. Metal layers of the lower antenna layer are connected to each other via a first hollow pin which is guided through the lower dielectric substrate layer. Metal layers of the middle antenna layer are connected via a second hollow pin which is guided through the middle dielectric substrate layer. An upper metal layer of the upper antenna layer is contacted by a further feed pin which is guided through the antenna layers and is coaxially sheathed by the first hollow pin and the second hollow pin.

Abstract: A monopole wideband antenna is provided. The monopole wideband antenna comprise a quartic monopole feed element connected to a center feed of a coaxial connector. A Vivaldi ground plane element is connected to a shield end of the coaxial connector, wherein the Vivaldi ground plane element comprises two vanes, each on opposite sides of the shield end of the coaxial connector. The quartic monopole feed element and Vivaldi ground plane element are in a common plane.

Abstract: An electronic device including an antenna is provided. The electronic device includes a housing and a sliding plate, wherein: the housing comprises an antenna circuit unit arranged on a side surface corresponding to the sliding operation direction of the sliding plate, and a contact unit for electrically connecting the housing and the sliding plate, wherein the antenna circuit unit further includes, as a radiator, at least one frame arranged on the side surface, wherein the housing and the plate form a space, and wherein the space, the contact unit, and the antenna circuit unit can form a cavity antenna.

Abstract: An antenna includes a radiation conductor having a circular shape, a feed line configured to feed power to the radiation conductor, and a terminal connected to the feed line, in which impedance of the feed line is greater than impedance of a feed point of the terminal, and a line length of the feed line is longer than a radius of the radiation conductor.

Abstract: An antenna assembly includes a printed circuit board and one or more antenna modules. Each module is electrically connected by a respective coaxial cable to the printed circuit board and each antenna module is configured as a planar body having a top surface and a bottom surface. The planar body includes a central planar layer of dielectric material, primary strips of electrically conductive material provided on a top side of the central planar layer, and one or more secondary strips of electrically conductive material provided on a bottom side of the central planar layer. An antenna module, which is suitable for use in an antenna assembly including a printed circuit board and one or more of such antenna modules where each antenna module is electrically connected by a respective coaxial cable to the printed circuit board.

Abstract: A horizontally-polarized omnidirectional antenna, including: a body including: a host printed circuit board (PCB) including: a metal-flooded ground plane, windows, and an interconnect providing a radio frequency (RF) signal splitting off into 2*Z0 transmission lines, a plurality of antenna elements, corresponding to respective windows, including: an antenna PCB including an antenna slot having a pullback region with the host PCB therein without directly contacting the pullback region, the window in the antenna slot, loops of conducting strips at top and bottom sides of the antenna PCB, slightly overlapping to form capacitive elements at overlap regions, a pair of input solder joints at respective input conducting strips on the top of the antenna PCB, on opposite sides of the window, a transmission feed solder joint directly between the pair of input solder joints across the window, connected to a Z0 feed line, and an RF connector receiving an antenna power supply.

Abstract: An antenna device includes a base body, a flat plate-like radiating element placed in the base body, a flat plate-like ground electrode arranged substantially parallel to the radiating element, and high-dielectric layers placed on side surfaces of the base body, the dielectric constants of the high-dielectric layers being higher than that of the base body. At least part of one of the high-dielectric layers is located between the radiating element and the ground electrode when seen from an X-axis direction that is the normal direction of the side surfaces and is located outside the ground electrode when seen from a Z-axis direction that is the normal direction of a top surface.