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| Number | Title | Issue Date |
| 8164533 | Horn antenna and system for transmitting and/or receiving radio frequency signals in multiple frequency bands A horn antenna includes smooth-walls with multiple slope discontinuities. The horn antenna may have more than an octave bandwidth with a 2.25:1 bandwidth ratio to cover the frequencies of 20 GHz, 30 GHz, and 45 GHz, or all the desired bands for military or other com... | 04/24/2012 |
| 8134515 | Feedhorn assembly and method of fabrication thereof An array of feedhorns feeds detected radiation through waveguides to diode-based mixers to produce modulated intermediate frequency (“IF”) signals. The mixers and waveguides are accommodated on a substrate surface and multiple substrates can be layered up to sup... | 03/13/2012 |
| 8085213 | Low noise block converter feedhorn A low noise block converter feedhorn (LNBF) is disclosed. The LNBF comprises a PCB, a dielectric resonator oscillator (DRO), a chamber, a tuning screw, and a cover. The DRO is placed on the PCB. The chamber has a first partition, and the first partition is used to c... | 12/27/2011 |
| 8072386 | Horn antenna, waveguide or apparatus including low index dielectric material A horn antenna includes a conducting horn having an inner wall and a first dielectric layer lining the inner wall of the conducting horn. The first dielectric layer includes a metamaterial having a relative dielectric constant of greater than 0 and less than 1. The ... | 12/06/2011 |
| 8054234 | Multiband satellite antenna A multiband satellite antenna is provided. The multiband satellite antenna includes a plurality of first band wave receivers and a second band wave receiver. The first band wave receiver includes a first band wave guide, and the second band wave receiver has a first... | 11/08/2011 |
| 8049675 | Multi-feed horn, low noise block downconverter provided with the same and antenna apparatus A multi-feed horn includes a first feed horn, a second feed horn and a third feed horn which are connected to a first waveguide, a second waveguide and a third waveguide, respectively. The first feed horn is provided with a first proximal end opening and a first tip... | 11/01/2011 |
| 8049674 | Wide band tracking modulator A wide band antenna tracking modulator and method is disclosed. The system includes a common port for receiving an electromagnetic signal, a waveguide connected to the common port, at least a pair of side arms and a pair of coupling slots separated along an axis of ... | 11/01/2011 |
| 8026859 | Horn antenna with integrated impedance matching network for improved operating frequency range A dual- or quad-ridged horn antenna with an embedded impedance matching network is provided herein. According to one embodiment, the horn antenna may include at least one pair of ridges arranged opposite one another for guiding an electromagnetic wave there between.... | 09/27/2011 |
| 7969376 | Horn antenna The invention relates to an antenna (1) for a transmitting operation and/or a receiving operation with a decoupling apparatus (2a) and/or a coupling apparatus (2b) for electromagnetic waves. The antenna (1) according to the ... | 06/28/2011 |
| 7948442 | Radio wave receiving converter and satellite broadcast receiving antenna device A radio wave receiving converter includes a main body portion including a first waveguide having a male thread on an outer circumference of the first waveguide, a feedhorn including a second waveguide having a female thread on an inner circumference of the second wa... | 05/24/2011 |
| 7928919 | Microwave antenna and method for making same A method for fabricating a microwave horn antenna in which a thermoplastic sacrificial layer is mounted to a thermoplastic horn layer. A heated horn embossing plate having at least one horn shaped embossing element is then moved into the horn layer so that the horn ... | 04/19/2011 |
| 7868840 | 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 multiple congruent beams that are contiguous. The system has a single refl... | 01/11/2011 |
| 7852278 | CMOS IC and high-gain antenna integration for point-to-point wireless communication A point-to-point radio communications device, with an integrated antenna-IC module, includes highly-directional antenna elements and silicon CMOS-based ICs in plastic packaging material. The high-gain horn-type antenna includes two sections made of molded plastic an... | 12/14/2010 |
| 7817097 | Microwave antenna and method for making same A method for fabricating a microwave horn antenna in which a thermoplastic sacrificial layer is mounted to a thermoplastic horn layer. A heated horn embossing plate having at least one horn shaped embossing element is then moved into the horn layer so that the horn ... | 10/19/2010 |
| 7755557 | Cross-polar compensating feed horn and method of manufacture A feed horn with a horn body and a waveguide body, each with a front end and a back end, respectively. The horn body and the waveguide body coupled together, the waveguide body front end to the horn body back end. The waveguide body provided with a waveguide bore be... | 07/13/2010 |
| 7737903 | Stepped-reflector antenna for satellite communication payloads A stepped reflector for being illuminated by at least one multiple-band feed is provided. The reflector includes a central region and a first annular region with an annular width of w. The first annular region is axially stepped a height h above the central region, ... | 06/15/2010 |
| 7737904 | Antenna systems for multiple frequency bands An antenna system for transmitting and/or receiving radio frequency (RF) signals in multiple frequency bands includes a horn antenna and a feed network. The horn antenna may transmit and/or receive RF signals in multiple frequency bands that are spread over more tha... | 06/15/2010 |
| 7683848 | Antenna for a level meter employing the radar principle In an antenna for a level meter employing the radar principle, a fastening device is provided for detachably mounting a dielectric insert in the antenna. The fastening device may be a continuous clamping collar that clamps the dielectric insert in place in the anten... | 03/23/2010 |
| 7642982 | Multi-band circular polarity elliptical horn antenna A relatively low cost, easy to install and aesthetically pleasing multi-band, multi-port digital video broadcast from satellite (DVBS) elliptical horn antenna designed as part of a reflector antenna system to simultaneously receive satellite television broadcast sig... | 01/05/2010 |
| 7629937 | Horn antenna, waveguide or apparatus including low index dielectric material A horn antenna includes a conducting horn having an inner wall and a first dielectric layer lining substantially the entire inner wall of the conducting horn. The first dielectric layer includes a metamaterial having a dielectric constant of greater than 0 and less ... | 12/08/2009 |
| 7626558 | 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 provided in proximity to and substantially in parallel with the other en... | 12/01/2009 |
| 7623085 | 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 dielectric material. Each layer of dielectric material has a dielectric const... | 11/24/2009 |
| 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 communication technology. The downtilt of the antennas can be electrically a... | 11/10/2009 |
| 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 the waveguide. The corrugations having an end face angle less than 90... | 10/13/2009 |
| 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 provided on the upside and the downside of the circular waveguide unit ... | 10/06/2009 |
| 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 disposed in the metal body, forming at least one chamber in the metal bod... | 10/06/2009 |
| 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. One RF probe pair operates at a higher frequency than the other RF p... | 09/08/2009 |
| 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 (A) and an electric layer (C) which is made of pulse-plated silver and... | 08/11/2009 |
| 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 corrugations at least one secondary wall comprising projections fitting into th... | 07/21/2009 |
| 7554505 | Integrated waveguide antenna array An antenna array is provided having a waveguide cavity. The waveguide cavity has a plurality of holes formed on the top surface thereof. Radiating elements are provided on the top surface, each about one of the holes. A radiation source coupled planar wave radiation... | 06/30/2009 |
| 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. ... | 05/05/2009 |
| 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 embodiment may include a coaxial feedhorn antenna comprising an outer coax... | 03/31/2009 |
| 7474271 | Feedhorn, radio wave receiving converter and antenna A dielectric feedhorn as a feedhorn according to the present invention, with which a feedhorn, a radio wave receiving converter and an antenna capable of suppressing an increase in manufacturing costs can be obtained, includes a chassis body including a waveguide ha... | 01/06/2009 |
| 7466282 | 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 focal point, and a plurality of low noise block down converters with... | 12/16/2008 |
| 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 reception of signals over respective transmission and reception frequency ban... | 12/09/2008 |
| 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 block down-converter to the antenna's feed tube, which a second set of ... | 10/28/2008 |
| 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 ring and a groove, in which the groove is between two cylindrical ri... | 10/21/2008 |
| 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 was originally designed to resonate. The antenna comprises a pair of an... | 10/07/2008 |
| 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 wavelength in the extending direction of the feed waveguide. The horn ante... | 09/09/2008 |
| 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 other in antennas used in a repeater for communication services. The... | 08/05/2008 |
