Abstract: An antenna structure is capable of transceiving signals for a head-mounted wireless transmission display device including a display screen assembly. The antenna structure includes at least two body portions. Each of the body portions has at least a signal transceiving end. The body portions are respectively arranged at left and right sides of the display screen assembly. The signal transceiving ends of the body portions are extended outward from the left and right sides of the display screen assembly respectively. A first distance between the two signal transceiving ends is greater than a width of the display screen assembly.

Abstract: A radiating element includes: a plurality of radiators, where each radiator includes a first side arm segment and a second side arm segment; a plurality of feeder rods, where each feeder rod is electrically connected to a respective one of a plurality of first side arm segments and a plurality of second side arm segments, where each group of feeder rods and their connected side arm segments include a first portion and a second portion electrically insulating from each other; and at least one common mode current suppressing component, where each common mode current suppressing component includes a first conductive portion and a second conductive portion adjacent to each other and electrically insulating, where the first conductive portion is electrically connected between a first portion of a group of feeder rods and their connected side arm segments and a second portion of an adjacent group of feeder rods and their connected side arm segments, and the second conductive portion is electrically connected betwee

Abstract: Disclosed is a multi-band base station antenna using a selective shielding surface. The disclosed antenna comprises: a selective shielding surface which passes signals in a preset frequency band; a plurality of low-band radiators located on the selective shielding surface; a reflection plate disposed below the selective shielding surface and spaced apart from the selective shielding surface; and a plurality of high-band radiators coupled onto the reflection plate, wherein the selective shielding surface has a pass band configured to pass signals emitted from the high-band radiators and block signals emitted from the low-band radiators.

Abstract: Wide band Multiple-Input Multiple-Output (MIMO) antenna arrays include elements that taper from small ends located proximate to ground planes to larger ends which may be extended with vertical walls. Shapes of tapered elements exhibit different directivity patterns may be used in the same array and/or elements may be oriented differently such that their directivity patters peak in different directions. Each element is provided with ground shunted conductors which serve to increase non-uniformity in the azimuthal directivity patterns. The ground shunt conductors are strategically placed to reduce element intercoupling which foster improved MIMO system performance.

Abstract: Adaptive tunable antenna system includes a first radiating element having an elongated length and a second radiating element extending from a distal end of the first radiating element. The first radiating element is for a high band of operation and the second radiating element is for a low-band of operation. The second radiating element is a helical member including a plurality of turns. A low-band circuit selectively bypasses one or more of the turns of the second radiating element in response to a control signal.

Abstract: An antenna packaging structure includes a packaging container and an antenna contained in the packaging container. The antenna includes a flexible substrate, an antenna element disposed on the flexible substrate, a feeder structure connected to the antenna element, and a coaxial cable connected to the feeder structure. The flexible substrate of the antenna is rolled into a cylindrical structure, with the antenna element rolled together with the flexible substrate and retained electrical properties after unrolled, the feeder structure is disposed inside or to a side of the cylinder structure, and the coaxial cable is disposed inside the cylinder structure or between the cylinder structure and the packaging container. The present disclosure can effectively ensure safety and stability of the antenna during transportation and storage, reduce risk of damage due to external forces or environmental factors, provide compressed space occupied, and correspondingly improve efficiency of transportation and storage.

Abstract: An electronic device has a radiator including a first end, a second end, a ground point, a first connection point, and a second connection point. The ground point is disposed in a central area of the radiator. A length of the radiator is greater than three-quarters of a first wavelength which is a medium wavelength of a first resonance generated by the radiator. A first inductor is electrically connected between the first connection point and the ground plane, and a second inductor is electrically connected between the second connection point and the ground plane, inductance values of the inductors are less than or equal to a first threshold. A distance between the first connection point and the first end is less than a quarter of the first wavelength, and the second connection point is located between the first connection point and the second end.

Abstract: An antenna device is provided. The antenna device includes a base; an antenna group including a plurality of radiating elements disposed on the base along a first direction; and a feed line configured to feed power to the plurality of radiating elements, the feed line having an air-strip structure, wherein the feed line includes: a plurality of connection line regions configured such that one end is connected to each radiating element of the plurality of radiating elements, and a main line region bent at a predetermined angle at the other end of the connection line region and formed along the first direction from a side surface of the antenna group.

Abstract: The present invention relates to a clamping apparatus for an antenna device, the clamping apparatus including an antenna mounting bracket coupled to a rear surface of an antenna device and configured to support the antenna device, a steering drive unit coupled to be rotatable in a horizontal direction relative to a support pole mounting bracket installed on a support pole, a tilting drive unit movably coupled to the steering drive unit, and at least one tilting link member configured to rotate the tilting drive unit relative to the steering drive unit and move the antenna mounting bracket relative to the tilting drive unit during tilting and steering operations, thereby providing an advantage of ensuring a maximum of tilting adjustment range of the antenna device.

Abstract: An antenna device includes a circuit board, a matching circuit, a through hole and a radiant antenna. The circuit board includes a circuit layer. The circuit layer is disposed at a rear surface of the circuit board. The matching circuit is disposed to the circuit layer. The through hole longitudinally penetrates through the circuit board together with the circuit layer. The matching circuit is connected to the through hole. The radiant antenna is disposed at a front surface of the circuit board. The radiant antenna is inserted into the through hole. The radiant antenna includes a feed-in arm, a first radiant arm, a second radiant arm and a third radiant arm. The third radiant arm is intersected with the second radiant arm to form a bending angle between the third radiant arm and the second radiant arm. The bending angle is an obtuse angle.

Abstract: An antenna has a radiator head, a support, and a reflector, wherein the radiator head comprises at least one radiator, the reflector comprises a ground plane, and the support supports the radiator head. A balun structure having a half for each of the radiation sections is provided, wherein each of the halves of the balun structure comprises a main line, an inductive line and a capacitance. The capacitance comprises a capacitive area, the main line galvanically connects the respective radiation section of the radiator to the capacitive area of the capacitance, and the inductive line extends from the main line and is galvanically connected to the ground plane. Further, an antenna array and a mobile communication cell site are shown.

Abstract: The present disclosure is a technique for improving the stability and reliability of an antenna operation against external shock and vibration, and proposes an electrical member contact device including a gasket and a frame each having conductivity and configured so that the frame fastened to a fastening hole is bent to face the fastening hole and is coupled to the gasket, and an antenna module comprising same.

Abstract: A tightly coupled array antenna and a network device are provided. The tightly coupled array antenna includes a first dielectric slab and a plurality of antenna units printed on a lower surface of the first dielectric slab. Each of the antenna units includes a plurality of dipole antennas that are disposed at intervals. Oscillator arms of the dipole antennas are partially hollowed out to reduce both capacitance formed between the oscillator arms and the first dielectric slab and the cross-sectional area of a current path. A plurality of coupling structures is provided on an upper surface of the first dielectric slab so that each of the antenna units is electrically connected to one coupling structure.

Abstract: An antenna module includes a first substrate, a second substrate, the second substrate including at least one cavity at one of the first main surface. The first substrate includes at least an RF antenna element and/or an RF chip and/or an RF conductive trace, which are arranged on the first main surface of the substrate. The first substrate is connected, with its first main surface, to the first main surface of the second substrate so that the RF elements project into the at least one cavity.

Abstract: An antenna device with an attachment member includes an antenna including a radiation plate provided with radiation face that radiates vertically polarized waves, a housing portion that houses the antenna, an attachment member that attaches the housing portion to a vehicle, and a metal fixing portion that is formed in an elongated shape to one end of the attachment member, that abuts a back face of the housing portion facing toward an opposite side to the radiation face, and that fixes the housing portion. Viewed from a thickness direction of the radiation plate, the fixing portion is disposed between a first region formed to the back face on one side in the extension direction of a first straight line, and a second region formed to the back face on another side in the extension direction of the first straight line.

Abstract: An antenna support system has a mast (10) comprising a first structural mast member (102), the first structural mast member (102) having a structural portion (120) for bearing at least part of the mast load in use a mounting portion (122) for attachment of an antenna. The structural portion and the mounting portion are formed as part of a first structural mast member cross-section. A first and second steering unit (142) is provided for mounting an antenna (116) for rotational movement relative to the mast in use.

Abstract: Disclosed is a high performance low cost multiband antenna configuration that has a low band dipole having dipole arms formed of stamped sheet metal with a plurality of inductor structures. The plurality of inductor structures are oriented along a longitudinal axis of the low band dipole arm, and others are oriented orthogonal to the longitudinal axis. The plurality of the inductor structures act as cloaking structures that make the low band dipole substantially transparent to high band RF energy without inhibiting the performance of the dipole in the low band.

Abstract: Disclosed is a terahertz band beamforming antenna system. A terahertz band beamforming antenna system includes: a metal waveguide top portion; and a metal waveguide bottom portion which is coupled to the metal waveguide top portion, and at which an antenna portion including a feed transmission line and a radiation antenna is positioned, wherein the metal waveguide top portion and the metal waveguide bottom portion may have radiation openings, and may be coupled to seal at least a top surface, a bottom surface, and both side surfaces of the antenna portion.

Abstract: Proposed is a structure of a Magneto-Electric Dipole (MED) array antenna with an inclined bridge structure. More particularly, the structure of the MED array antenna may have a wide impedance bandwidth characteristic through an additional resonance point by changing an MED having a conventional post shape to an Inclined Bridge-Connected (IBC) MED, may improve a gain flatness characteristic due to a stable radiation pattern over an operation frequency band, may improve a resonance in a low frequency band by manufacturing the IBC posts in a symmetrical structure, may improve a resonance in a low frequency band by adding a rounded bridge, may generate magnetic dipoles by each current induced between the IBC posts and between the IBC post and a cavity forms loops, and may improve a resonance in a middle frequency band and in a high frequency band by applying an angle difference of xx to the IBC post.

Abstract: A slot antenna structure includes a metal trough and two metal plates. The metal trough includes a metal bottom plate, two metal sidewalls erected on two opposite long sides of the metal bottom plate respectively, two metal closing walls erected on two opposite short sides of the metal bottom plate respectively, and an opening formed and surrounded by the metal sidewalls and the metal closing walls. The metal plates are provided on the opening. A slot is formed between the metal plates and extends in a straight line to separate the metal plates. An electrical unit is provided on the metal plates and astride the slot. The metal plates and the metal trough form a resonance chamber in communication with the slot. The depth from the opening to the inner bottom side of the metal trough is generally one eighth of the wavelength of an input signal.