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7616165 |
Multiple band antenna arrangement
Antenna arrangements that include two or more antennas in an enclosure are provided. Each of these antennas can be tuned to a separate frequency band and/or can support a different wireless...
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7602347 |
Squint-beam corrugated horn
A feed having a waveguide with a longitudinal axis. A plurality of corrugations extending from an end of the waveguide. The corrugations coaxial with the longitudinal axis, forming an extension of...
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7598920 |
Input device of two orthogonal polarized-wave waveguide type, and radio wave receiving converter and antenna device using the input device
A radio wave receiving converter is provided with a circular waveguide unit to which a vertically-polarized wave and a horizontally-polarized wave are input, first and second board holding units...
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7598919 |
Pick-up horn for high power thermal vacuum testing of spacecraft payloads
A pick-up horn for absorbing radiation emitted by a transmit antenna is provided. The pick-up horn includes at least one outer metal wall forming a metal body and at least one interior surface...
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7586455 |
Method and apparatus for antenna systems
An Electronically Scanned Antenna (ESA) element and method for same, is provided. The element includes at least two RF probe pairs operating at different frequencies in a single waveguide aperture....
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7579997 |
Advanced antenna integrated printed wiring board with metallic waveguide plate
A system and method of constructing a phased array antenna system that incorporates a printed wiring board assembly with a metallic waveguide plate is provided. The system uses a metallic waveguide...
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7573430 |
Microwave components
The present invention relates to a microwave component with an at least partially enclosed cavity, such as a microwave filter, a waveguide or a horn antenna, comprising an outer support structure...
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7573369 |
System and method for interrogating and locating a transponder relative to a zone-of-interest
A directional warning system and a method of warning of friendly forces. In one embodiment, the system includes: (1) a conductive shield having an opening at an end thereof and a radio frequency...
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7564422 |
Press fit corrugated radiometer horn
A radiometer horn, an array of such horns, and a method of making a radiometer horn, comprising providing at least two primary walls comprising interior corrugations and fitting into the...
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7554504 |
Integrated circuit beamforming horn array
In one embodiment, an integrated circuit horn array is provided that includes: a first substrate including a plurality of horn antennas, the horn antennas being isolated by cavities in the first...
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7546671 |
Method of forming an inlay substrate having an antenna wire
Forming an inlay comprising an antenna wire having two end portions and a site for a transponder chip, comprises: mounting the wire to a surface of substrate; and leaving the end portions of the...
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7528787 |
Source antennas with radiating aperture
The invention relates to a source antenna constituted by a radiating aperture comprising at least one insert made of a dielectric material mounted floating inside the aperture.
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7522115 |
Satellite ground station antenna with wide field of view and nulling pattern using surface waveguide antennas
The present invention is applicable to satellite ground station antennas having a wide field of view in comparison to the satellites with which the antenna connects. One embodiment includes a...
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7511678 |
High-power dual-frequency coaxial feedhorn antenna
Systems are disclosed for providing substantially equal E-plane and H-plane radiation patterns in a high power and dual band coaxial feedhorn antenna for a satellite communication system. One...
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7498995 |
UWB antenna having 270 degree coverage and system thereof
An ultra wide band antenna having a 270° coverage and a system thereof. The ultra wide band antenna includes a dielectric substrate, two Vivaldi horn radiators attached to the dielectric substrate...
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7497004 |
Process for making UHF antennas for EAS and RFID tags and antennas made thereby
A method of making UHF antennas for security tag and antennas thereby. A web of electrically conductive material having a thickness in the range of approximately 5 to approximately 50 microns is...
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7479929 |
Broadband antenna and processes for manufacturing such an antenna
The present invention relates to a broadband monopole antenna comprising a “cup”-shaped radiating element mounted on an earth plane forming support of annular shape. This antenna can be used in...
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7468707 |
Signal receiver and frequency down converter thereof
A frequency down converter. A plate body of the frequency down converter includes a main surface. A first wave guide includes a first section and a second section connected to the first section....
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7463207 |
High-efficiency horns for an antenna system
A multiple-beam antenna system includes at least one reflector and a cluster of horns for feeding the reflector. A horn of the cluster of horns is configured for providing transmission and...
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7444736 |
Method for fabricating horn antenna
A method for making a horn antenna array includes the steps of making planar boards with surface conductor or metallization defining a plurality of side-by-side horns, and with horn feed conductors...
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7443355 |
Antenna feed-tube-to-amplifier coupling
A first set of screws secures a Cassegrain-configuration microwave antenna's primary reflector to its low-noise block down-converter without additionally securing that reflector or the low-noise...
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7439925 |
Dual band corrugated feed horn antenna
A dual band antenna with a corrugated feed horn comprises a waveguide and a feed horn assembly. The feed horn assembly comprises at least two portions. Two portions each have at least a cylindrical...
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7432872 |
Compact aviation vertically polarized log periodic antenna
A reduced height log periodic antenna that may safely be positioned under the rotating blades of a helicopter sitting on the ground and still resonate in the frequency range at which the antenna...
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7423604 |
Waveguide horn antenna array and radar device
A conductor member contains a linear feed waveguide extending in a fixed direction and a plurality of horn antennas coupled to the feed waveguide and set at an interval of about one half of a...
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7408523 |
Antenna assembly
An antenna assembly is disclosed which can minimize interference of antennas for communication services. The antenna assembly is suitable to minimize side-lobes and back-lobes interfering with each...
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7403166 |
Communication system with broadband antenna
A communication system including an antenna array with feed network coupled to communication electronics. In one example, a communication subsystem comprises a plurality of antennas each adapted to...
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7394436 |
Multi-beam and multi-band antenna system for communication satellites
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...
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7379030 |
Artificial dielectric antenna elements
An artificial dielectric antenna structure for reducing the mass and insertion loss of an antenna is provided. The artificial dielectric antenna structure includes a plurality of layers of...
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7375698 |
Hydrophobic feed window
A feed window for a low noise block converter feedhorn incorporated into a microwave-range antenna assembly is formed from a thermoplastic polymer composition containing a hydroscopic-effective...
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7373712 |
Method for making an antenna structure
A method for making a feed structure for an antenna may include providing a polarizer body having a polarizer sidewall extending longitudinally between spaced apart ends. A portion of the polarizer...
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7362279 |
Method and device for TV receiving and internet transreceiving on a satellite antenna
A device for receiving satellite signals, associated to a parabolic dish ( 2 ) suitable for reflecting to a corresponding focus a first signal ( 25 ) at a first frequency and a second signal ( 35 )...
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7361916 |
Coupled nano-resonating energy emitting structures
A coupled nano-resonating structure includes a plurality of a nano-resonating substructures constructed and adapted to couple energy from a beam of charged particles into said nano-resonating...
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7358919 |
Feedhorn, radio wave receiving converter and antenna
A feedhorn includes a chassis body, a waterproof cover serving as a cover member and a dielectric antenna. The chassis body includes a waveguide having an opening. The waterproof cover is connected...
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7352335 |
Radar apparatus having arrayed horn antenna parts communicated with waveguide
A horn antenna part of a radar apparatus is made of a heat emitting material and includes: an antenna body part having a plurality of horn parts arranged in an array form, wherein each horn part is...
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7352334 |
Wideband antenna
A monoconical antenna comprises: a substantially conical concavity formed in one end face of a dielectric; a radiation electrode provided on the surface of the concavity; and a ground conductor...
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7342551 |
Antenna systems for reliable satellite television reception in moisture conditions
More reliable satellite television reception in moisture conditions is provided by recognizing the critical relationship between satellite signal transmissivity and the effects of...
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7339551 |
Reflective fresnel lens for sub-millimeter wave power distribution
A reflective Fresnel lens for shaping an incident wave for efficiently delivering the incident wave to an array of receivers, having a wavelength within a predetermined range. The Fresnel lens...
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7307596 |
Low-cost one-dimensional electromagnetic band gap waveguide phase shifter based ESA horn antenna
A one-dimensional electromagnetic band gap (EBG) waveguide phase shifter electronically scanned array (ESA) horn antenna utilizes a linear array of EBG waveguide phase shifters for scanning and...
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7277061 |
Single aperture monopulse antenna
An antenna comprises a polarizer, a phasing network and a field radiating element such as a horn. The polarizer and phasing network generate a plurality of phase shifted circularly polarised waves...
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7262734 |
Apparatus and method for generating a fluid antenna
A fluid antenna generator includes a first source of electrically conductive fluid and a second source of electrically conductive fluid. The first source and the second source are oriented such...
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7245264 |
High frequency module and array of the same
A high frequency module for converting a high frequency wave in a free space to a high frequency wave in a planar waveguide includes two metal plates, a dielectric substrate and a planar waveguide...
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7239285 |
Circular polarity elliptical horn antenna
A relatively low cost, easy to install and aesthetically pleasing digital video broadcast from satellite (DVBS) elliptical horn antenna designed as part of a reflector antenna system to receive...
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7224320 |
Small wave-guide radiators for closely spaced feeds on multi-beam antennas
A relatively low cost, easy to install and aesthetically pleasing digital video broadcast from satellite (DVBS) elliptical horn antenna designed to receive satellite television broadcast signals...
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7212162 |
Horn antenna for circular polarization using planar radiator
Provided is a horn antenna for circular polarization using a planar radiator. The horn antenna has a simplified and miniaturized structure by substituting a function of a providing signal power to...
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7205951 |
Multibeam feedhorn, feed apparatus, and multibeam antenna
A multibeam primary radiator apparatus ( 2 ) includes first, second and third primary horns ( 16, 18, 20 ). The first primary horn ( 16 ) has a generally circular proximal end aperture ( 22 ) at...
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7202833 |
Tri-head KaKuKa feed for single-offset dish antenna
A method and apparatus for receiving signals transmitted from a plurality of communications satellites. An apparatus in accordance with the present invention comprises a reflecting surface having a...
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7193578 |
Horn antenna array and methods for fabrication thereof
A method for making a horn antenna array includes the steps of making first and second equal-size printed-circuit half-horn-elements, and offset-juxtaposing element pairs to make horn elements...
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7183991 |
Multiple flared antenna horn with enhanced aperture efficiency
An antenna horn having multiple flared sections with their slopes and lengths selected to enhance desirable electromagnetic modes and to suppress undesirable modes at the horn aperture, thereby...
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7180459 |
Multiple phase center feedhorn for reflector antenna
A feedhorn driving method and apparatus allows the establishment of multiple phase centers using only a single multimode feedhorn. At least two higher-order modes are extracted from the feedhorn...
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7161550 |
Dual- and quad-ridged horn antenna with improved antenna pattern characteristics
As provided herein, a dual- or quad-ridged broadband horn antenna may include a pair of conductive antenna elements arranged opposite one another for guiding an electromagnetic wave in a...
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