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7626557 |
Digital UHF/VHF antenna
The invention comprises a Digital UHF/VHF (DUV) Antenna with a driven DUV antenna preferably boosted by an amplifier mounted close to the DUV dipole and a DUV signal line with antenna, amplifier,...
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7623075 |
Ultra compact UHF satcom antenna
A miniature volumetric spherical geometry with multiple symmetric feeds is spaced from the surface of the vehicle or platform, with the antenna exhibiting both circular polarization that is...
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7616168 |
Method and system for increasing the isolation characteristic of a crossed dipole pair dual polarized antenna
A method and system for increasing an isolation characteristic of a crossed dipole pair, dual polarized antenna can include a feedback system comprising a feedback element for generating a feedback...
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7599714 |
Increasing the range of access point cells for a given throughput in a downlink of a wireless local area network
The present invention provides a method and an apparatus may increase or extend the range of wireless communication cells for a given throughput in a downlink of a wireless communication system....
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7592965 |
Decoupling arrays of radiating elements of an antenna
The present invention provides an antenna comprising at least two arrays comprising respective pluralities of radiating elements in alignment, disposed in parallel planes, and metal screens...
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7573434 |
Decoupling arrays for radiating elements of an antenna
The present invention consists in an antenna including at least two arrays of radiating elements disposed linearly and parallel, plane metal screens being interleaved between the arrays. According...
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7551144 |
Triple polarized clover antenna with dipoles
The present invention relates to an antenna arrangement comprising a constant current electrical loop, which is arranged to provide a first essentially toroid-shaped radiation pattern, where the...
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7542004 |
Parasitic dipole for azimuth uniformity in broadband antennas apparatus and method
A horizontally polarized, substantially omnidirectional broadband transmitting antenna uses parasitic dipoles to increase azimuthal circularity over frequency. Because the magnitude of nulls in the...
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7535430 |
Directed dipole antenna having improved sector power ratio (SPR)
A dual polarized variable beam tilt antenna having a superior Sector Power Ratio (SPR). The antenna may have slant 45 degree dipole radiating elements including directors, and may be disposed on a...
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7504999 |
Amplified patch antenna reflect array
A reflect array antenna including a plurality of unit cells. Each cell includes first, second, third and fourth patch antenna segments. An amplifier is coupled between said first patch segment and...
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7505009 |
Polarization-diverse antenna array and associated methods
The polarization-diverse antenna array includes three orthogonal loop antennas having a common center, e.g. together defining a sphere. Each loop antenna includes a loop electrical conductor. Two...
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7463210 |
Phased array antenna formed as coupled dipole array segments
A phased array antenna includes a substrate that is segmented into a plurality of array tiles. An array of dipole antenna elements is formed on the substrate with each dipole antenna element...
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7450081 |
Compact low frequency radio antenna
An antenna is disclosed that comprises a pair of conductive, orthogonal arches and a pair of conductive annular sector plates, wherein adjacent legs of each arch are fastened to one of the annular...
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7446727 |
Cross dipole antenna and tag using the same
A compact antenna structure having substantially no directivity independent of a tag direction in an RFID tag is proposed. The antenna structure includes a pair of dipole antennas is provided in a...
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7443356 |
Antenna module
An antenna module, in particular for a base station of a cellular mobile radio network, comprising a group of radiating elements capable of receiving and/or transmitting electromagnetic waves...
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7439927 |
Dipole design
A broadband dipole including two co-working conductors. The invention is characterized in, that a first of the conductors ( 11 ) is comprised of a rod ( 12 ) including a substantially centrally...
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7427966 |
Dual polarized antenna
A dual polarized antenna with at least one dual polarized radiator device comprises a reflector ( 3 ) and longitudinal or transverse webs ( 9, 11 ) provided at least on its longitudinal side and/or...
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7405710 |
Multiband dual polarized adjustable beamtilt base station antenna
A method and apparatus are provided for constructing a multi-band antenna ( 10 ). The method includes the steps of providing a plurality of combination-type dipole assemblies ( 114, 116, 118, 120,...
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RE40434 |
High isolation dual polarized antenna system using dipole radiating elements
An antenna for receiving electromagnetic signals comprises: a ground plane with a length and having a vertical axis along the length. A plurality of dipole radiating elements, the radiating...
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7358922 |
Directed dipole antenna
A dual polarized variable beam tilt antenna having a superior Sector Power Ratio (SPR). The antenna may have slant 45 degree dipole radiating elements including directors, and may be disposed on a...
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7324057 |
Low wind load parabolic dish antenna fed by crosspolarized printed dipoles
The present invention provides a parabolic dish reflector antenna for wireless communications that is dually polarized for diversity reception purposes while causing minimal visual disturbance for...
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7298344 |
Series fed amplified antenna reflect array
A reflect array antenna. The array includes a plurality of unit cells. Each cell includes a first dipole antenna having a first orientation and a first polarization; a second dipole antenna having...
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7298345 |
Dipole antenna element
Described is a dipole which may includes a feed line electrically coupled to a first antenna element; a balun electrically coupled to a second antenna element; and a short assembly slidably coupled...
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7292198 |
System and method for an omnidirectional planar antenna apparatus with selectable elements
A system and method for a wireless link to a remote receiver includes a communication device for generating RF and a planar antenna apparatus for transmitting the RF. The planar antenna apparatus...
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7283101 |
Antenna element, feed probe; dielectric spacer, antenna and method of communicating with a plurality of devices
A multiband base station antenna for communicating with a plurality of terrestrial mobile devices is described. The antenna including one or modules, each module including a low frequency ring...
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7280082 |
Antenna array with vane-supported elements
A multiple element antenna array is disclosed in which a plurality of panels each support one or more antenna elements. One or more of the panels are preferably interlaced, so as to be affixed to a...
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7262741 |
Ultra wideband antenna
An ultra wideband antenna includes at least one radiator for transmitting and/or receiving an electromagnetic wave, the radiator having a planar elliptical shape for the whole UWB frequency band...
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7236131 |
Cross-polarized antenna
Briefly, in accordance with one embodiment of the invention, an antenna may comprise a first radiating element to provide a first axis of polarization, and a second radiating element to provide a...
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7215292 |
PxM antenna for high-power, broadband applications
A broadband antenna including both electric and magnetic dipole radiators is provided herein. The broadband antenna may be referred to as a “P×M antenna” and may include a pair of magnetic...
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7209089 |
Broadband electric-magnetic antenna apparatus and method
The present invention is directed to a broadband electric-magnetic antenna apparatus and method. The present invention teaches a variety of electric antennas suitable for use in the present...
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7209091 |
Vertically polarized panel antenna system and method
A very inexpensive and on-site tunable design for a vertically polarized panel antenna system, suitable for the FCC digital broadcast 700 MHz range is provided. Bowtie-like shaped antennas having...
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7183993 |
Dipole antenna
A dual-band antenna for communication device includes a first dipole antenna, a second dipole antenna and a coaxial feed line. The first dipole antenna includes a first radiating element disposed...
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7173572 |
Dual band, dual pole, 90 degree azimuth BW, variable downtilt antenna
A dual band, dual pole, variable downtilt, 90 degree azimuth beamwidth antenna ( 10 ). The antenna includes dipole elements ( 12, 14 ) forming both a PCS band and a cellular band antenna. The PCS...
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7170448 |
Omnidirectional resonant antenna
An omnidirectional resonant antenna in a half-plane or in the whole plane comprises a single radiating electric conductor ( 26 ) having at least three abutted wires ( 28, 30, 32 ), the length of...
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7132995 |
Antenna having at least one dipole or an antenna element arrangement similar to a dipole
An improved antenna includes a coupling element in the form of a rod. The coupling element is electrically conductive and extends transversely with respect to the reflector plane is provided on the...
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7123941 |
Radio LAN master station system
A radio LAN master station system which provides long distance communication and suffers from small interference by another system located inside and/or outside of a service area comprises a...
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7116281 |
Universal dipole with adjustable length antenna elements
Described is a universal dipole which may include a feed line coupled to a first fitting; a balun coupled to a second fitting; a first variable length antenna element coupled to the first fitting;...
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7113142 |
Design and fabrication methodology for a phased array antenna with integrated feed structure-conformal load-bearing concept
A conformal, load bearing, phased array antenna system having a plurality of adjacently positioned antenna aperture sections that collectively form a single, enlarged antenna aperture. The aperture...
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7109942 |
Structurally integrated phased array antenna aperture design and fabrication method
An antenna aperture and method of assembling same. The antenna aperture forms a honeycomb-like core structure with dipole radiating elements integrally formed into structural wall portions of the...
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7109943 |
Structurally integrated antenna aperture and fabrication method
A phased array antenna aperture able to form a structural, load bearing portion of another structure, for example, a portion of a mobile platform. The antenna aperture is formed with a plurality of...
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7106268 |
Antenna array
TEM horn array apertures are disclosed, comprises a plurality of stamped sheet segments interconnected to form an “egg crate” like array. Each stamped sheet comprises a plurality of TEM horn...
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7084827 |
Phased array antenna with an impedance matching layer and associated methods
An antenna includes a substrate, and an array of dipole antenna elements on the substrate. Each dipole antenna element includes a medial feed portion and a pair of legs extending outwardly...
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7079083 |
Antenna, in particular a mobile radio antenna
An antenna, in particular a mobile radio antenna, operates in at least two frequency bands. Two or more dipole antenna elements are provided and are arranged in front of a reflector, which transmit...
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7075497 |
Antenna array
An antenna ( 10 ) having a plurality of unitary dipole antennas ( 12 ) formed by folding a stamped piece of sheet metal. Each of the unitary dipole antennas ( 12 ) are fed by two stripline feed...
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7075498 |
Stationary mobile radio antenna
An improved antenna arrangement includes a passive and electrically conductive element comprising a beamforming element. The at least one beamforming element is subdivided into at least two...
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7053852 |
Crossed dipole antenna element
A crossed dipole antenna element comprising first and second dipoles, each dipole having a pair of arms, each arm having a first portion extending from a central axis and a second portion extending...
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7046209 |
Design and fabrication methodology for a phased array antenna with shielded/integrated feed structure
A antenna aperture having electromagnetic radiating elements embedded in structural wall portions of a honeycomb-like core. Independent wall sections each having a plurality electromagnetic...
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7023396 |
Broadband antenna with omnidirectional radiation
The present invention relates to a broadband antenna with omnidirectional radiation comprising a first circular or semicircular monopole perpendicular to an earth plane, and at least one second...
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7009570 |
Phased array antenna absorber and associated methods
A phased array antenna includes a substrate, and an array of dipole antenna elements are on the substrate. Each dipole antenna element includes a medial feed portion, and a pair of legs extending...
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6987489 |
Electronically scanning direction finding antenna system
An electronic scanning radio direction finding system for accurate direction finding of radio frequency signals using singly or doubly flared cylindrical reflectors surrounded by a circular array...
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