Abstract: An array antenna may include a substrate, an array of metamaterial elements including radiating elements suspended in the substrate and integrated with the array of dipoles, where the metamaterial elements include a first metal layer and a second metal layer connected by a via, an array of dipoles, a groundplane coupled with a first side of the substrate, the ground plane having a symmetric slot aperture and not contacting the array of metamaterial elements, and a stripline feed for the radiating elements, where the stripline feed passes from a groundplane first side through the symmetric slot aperture to a groundplane second side.

Abstract: A television receiving apparatus 100 includes a television receiver 20, and a smart antenna 10 having directivity capable of being electrically changed so as to match radio waves to be received. A handle 50 is provided with a mechanism holding the smart antenna 10 therein, fixed to the television receiver 20 and capable of changing the distance between the smart antenna 10 and the television receiver 20 as an antenna holding box. The antenna having directivity capable of being electrically changed so as to match with radio waves to be received is disposed so that the aesthetic appearance can be improved and the signal receiving sensitivity of the antenna can be enhanced.

Abstract: In an antenna structure having a plurality of serially fed patch elements, at least one of the patch elements has a slot coupling to the continuation of the feed line for influencing the radiation of this patch element.

Abstract: Compact 24-port and 36-port multiple-input-multiple-output (MIMO) antenna designs and methods of construction based on a cube-like structure are provided. The antennas can be implemented with slot antennas distributed on the edges and faces of cubes. According to various embodiments of the disclosed subject matter, both spatial and polarization diversity can be achieved and average mutual couplings among the ports better than ?20 dB can be achieved providing good channel capacity in MIMO applications. The disclosed details enable various refinements and modifications according to antenna and system design considerations.

Abstract: An antenna device includes a dielectric substrate, an electric supply line that includes a microstrip line and is formed on the dielectric substrate, an antenna element that includes a microstrip line and is formed on the dielectric substrate, and a reflector plate disposed on the dielectric substrate at a predetermined angle of inclination. The reflector plate is allowed to move relative to the dielectric substrate while keeping the predetermined angle of inclination.

Abstract: An antenna structure includes a radiation element, a grounding element, a short point, and a feeding point. The radiation element includes a first radiator and a second radiator. The second radiator partially surrounds the first radiator and there is a predetermined distance included between the first radiator and the second radiator for matching impedance. The short point is coupled between the second radiator and the grounding element. The feeding point is coupled between a joint point of the first radiator and the second radiator and the grounding element.

Abstract: To realize an antenna device that can operate in wide bands (in a plurality of frequency bands) and can achieve an excellent antenna gain and maintain non-directivity of vertically polarized waves in each band in a space-saving manner, and also to provide a technique capable of maintaining mechanical reliability of the antenna device.

Abstract: An antenna comprises a dielectric material having first and second surfaces, a discrete lens array operatively coupled to the first surface, and at least one broadside feed antenna operatively coupled to the second surface.

Abstract: An antenna apparatus of the present invention has an antenna having a core (2) around which an insulative covered conductor (3) is wound. The core has a magnetic core (1) and a wiring layer which are laminated on each other. The magnetic core (1) is made of flexible soft magnetic material. A wiring space is formed inside of the antenna apparatus. With this structure, the packing density is enhanced.

Abstract: A programmable antenna includes a fixed antenna element and a programmable antenna element that is tunable to one of a plurality of resonant frequencies in response to at least one antenna control signal. A programmable impedance matching network is tunable in response to at least one matching network control signal, to provide, for instance, a substantially constant load impedance. A control module generates the antenna control signals and the matching network control signals, in response to a frequency selection signal.

Abstract: An antenna comprises a ground element, a transmission element, a conductive element and a coupling element. The conductive element connects the ground element and the transmission element. The coupling element extends from the conductive element substantially parallel to the transmission element, wherein the coupling element is located on a first plane, the transmission element is located on a second plane, and the second plane is parallel to the first plane.

Abstract: A planar antenna assembly (AA), for an RF communication module, comprises i) a ground plane (GP) and a feeding circuit (FC) defined on a lace of a printed circuit board (PCB), ii) a feed tab (FT1) and a first shorting tab (ST1) coupled to the feeding circuit (FC) and the ground plane (GP) respectively, and iii) a radiating element (RE) comprising a first part (P1) connected to the feed tab (FT) and first shorting tab (ST1), located in a first plane approximately perpendicular to the ground plane (GP) and in which a slot (SO), comprising opened (OE) and closed (CE) ends, is defined, and a second part (P2) extending approximately perpendicularly from the first part (P1) to be located in a second plane lacing and approximately parallel to the ground plane (GP). The feed tab (FT) and first shorting tab (ST1) are parallel and close to each other and connected to the first part (P1) at a chosen place located at a chosen distance away from the slot opened end (OE) in order to define a chosen input impedance.

Abstract: In a multiband antenna system for a vehicle windshield, an antenna conductor structure is provided in lateral recesses of the heating conductor field. The antenna conductor structure is non-electrically coupled to the heating conductor field with low resistance using high-frequency technology. This system ensures defrosting of the vehicle windshield in the entire wiped area without being affected by the antenna conductor structure.

Abstract: A planar scanning antenna is configured for scanning and tracking. In one embodiment, the planar scanning antenna may include a transducer module configured to provide an electromagnetic beam. According to another aspect of the invention, the apparatus may include a first planar dielectric element having an axis of rotation and configured to direct an electromagnetic beam. In one embodiment, a second planar dielectric element oriented adjacent to the first planar dielectric element and having the axis of rotation may be configured to direct electromagnetic energy. The apparatus may further include a mounting structure arranging the transducer module and the first and second planar dielectric elements. In yet another embodiment, the apparatus may include a drive means for positioning the first planar dielectric element independently from the second planar dielectric element.

Abstract: An antenna system includes a reflector having a modified-paraboloid shape; and a multi-beam, multi-band feed array located at a focal point of the reflector so that the antenna system forms a multiple congruent beams that are contiguous. The system has a single reflector with non-frequency selective surface. The reflector is sized to produce a required beam size at K-band frequencies and is oversized at EHF-band frequencies. The synthesized reflector surface is moderately shaped and disproportionately broadens EHF-band and Ka-band beams compared to K-band beams. The synthesized reflector surface forms multiple beams each having a 0.5-degree diameter at K-band, Ka-band, and EHF band. The multi-beam, multi-band feed array includes a number of high-efficiency, multi-mode circular horns that operate in focused mode at K-band and defocused mode at Ka-band and EHF-band by employing “frequency-dependent” design for the horns.

Abstract: A method for manufacturing antennas including providing a substrate having at least one surface lying in three dimensions and applying a conductive coating to the at least one surface lying in three dimensions, thereby defining an antenna on the at least one surface and an antenna including a conductive coating applied to a three-dimensional surface of a substrate.

Abstract: According to one embodiment, an electronic device includes a housing, a storage mechanism, a printed wiring board, an antenna element and a component. The storage mechanism and printed wiring board are accommodated in the housing. The antenna element is mounted on the printed wiring board and executes wireless communication. The component adversely affects the wireless communication by the antenna element. The printed wiring board includes a first surface which is opposed to the component, and a second surface which is located on a side opposite to the first surface. The antenna element is mounted on the second surface.

Abstract: An object of the present invention is to provide an antenna device for a radio apparatus in which the amount of energy (SAR) absorbed by a head of a human body can be reduced without lowering the power of radio waves transmitted during a call. There is provided a board 108 serving as a base plate of an antenna element, an antenna element 102 disposed in a longitudinally end portion of the board 108 through a feeding portion 107, a conductor plate 109 disposed substantially in parallel with a main surface of the board 108 and disposed on the opposite side to a surface having a sound hole of a receiver portion, and a plurality of short-circuit conductors 110 disposed on a lower end portion of the conductor plate 109. The conductor plate 109 is short-circuited to a lower end portion of the board 108 through the short-circuit conductors 110.

Abstract: There is provided an antenna device including a substrate, an earth section which is disposed on a portion of the substrate, a feed point which is disposed on the substrate, a loading section disposed on the substrate and constructed with a line-shaped conductor pattern which is formed in a longitudinal direction of an elementary body made of a dielectric material, an inductor section which connects one end of the conductor pattern to the earth section, and a feed point which feeds a current to a connection point of the one end of the conductor pattern and the inductor section, wherein a longitudinal direction of the loading section is arranged to be parallel to an edge side of the earth section.

Abstract: In one embodiment, an integrated circuit antenna array is provided that includes: a first substrate, a plurality of antennas adjacent the first substrate; an RF network adjacent the first substrate, and a plurality of distributed amplifiers integrated with the first substrate and coupled to the RF network, each distributed amplifier including a varactor configured to load the RF network with a variable capacitance responsive to a control signal, wherein the RF network and the distributed plurality of amplifiers are configured to form a resonant network such that if a timing signal is injected into an input port of the RF network, the resonant network oscillates to provide a globally synchronized RF signal to each of the antennas, and wherein a resonant oscillation of the resonant network is tunable responsive to the control signal.