Patents
Sitemap › H01 - Basic electric elements › H01Q - Aerials › H01Q 15 - Devices for reflection, refraction, diffraction, or polarisation of waves radiated from an aerial, e.g. quasi-optical devices
Patents for H01Q 15 - Devices for reflection, refraction, diffraction, or polarisation of waves radiated from an aerial, e.g. quasi-optical devices (7,888)
07/2003
07/15/2003US6593894 Highly directional receiver and source antennas using photonic band gap crystals
07/15/2003US6592788 Method of manufacturing a dielectric lens for an antenna
07/10/2003WO2003056659A1 Monolithic phase-shifting panel
07/10/2003US20030128171 Optically transparent millimeter wave reflector
07/10/2003US20030128169 Coincident transmit-receive beams plus conical scanned monopulse receive beam
07/10/2003DE20121884U1 Inflatable reflector especially for antennae, e.g. for military applications, has several air chambers and common support wall coated with reflecting layer
07/09/2003CN1429297A Methods and fabrics for combating nosocomial infections
07/09/2003CN1114243C Self-tuning material and method of mfg. the same
07/08/2003US6590545 Electrically small planar UWB antenna apparatus and related system
07/08/2003US6590544 Dielectric lens assembly for a feed antenna
07/08/2003US6589638 Stretch-pillowed bulked laminate useful as an ideal loop fastener component
07/03/2003US20030122729 Multi-resonant, high-impedance electromagnetic surfaces
07/03/2003US20030122699 Fast deploy, retrievable and reusable airborne counter-measure system
07/02/2003CN1428017A Structure with switchable magnetic properties
06/2003
06/26/2003WO2003052870A1 Optical disc head including a bowtie grating antenna and slider for optical focusing, and method for making
06/26/2003WO2003051554A1 “ curved surfaces, particularly reflectors, and methods of forming same “
06/25/2003EP1321999A1 Shaped Reflector with spatially separated foci for the illumination of identical areas, and method for determining its surface
06/25/2003EP1320909A1 Dipole feed arrangement for corner reflector antenna
06/25/2003CN2558101Y Receive unit for satellite antenna
06/24/2003US6583672 Method for controlling bias in an active grid array
06/19/2003WO2003050914A1 Capacitively-loaded bent-wire monopole on an artificial magnetic conductor
06/19/2003WO2003050912A1 Apparatus and method for measuring induced resistivity of a material within a confined space as in a down-hole hydrocarbon production well using separate lens segments around the transmitter
06/19/2003US20030112201 Mirror surface accuracy measuring device and mirror surface control system of reflector antenna
06/19/2003US20030112186 Broadband antennas over electronically reconfigurable artificial magnetic conductor surfaces
06/18/2003CN1424990A Transparent ceramic and method for production thereof, and optical element
06/17/2003US6580561 Quasi-optical variable beamsplitter
06/17/2003US6580388 Calculation methodology for complex target signatures
06/12/2003WO2003049227A1 Antenna and apparatus comprising this antenna
06/12/2003WO2002011239A9 Method and apparatus relating to high impedance surface
06/12/2003US20030107528 Immersion object detection device and wave reflector
06/12/2003US20030107519 Apparatus and process for reflecting radar waves
06/10/2003US6577272 Moving emitter passive location from moving platform
06/05/2003WO2003047030A1 Multiband or broadband frequency selective surface
06/04/2003EP1317018A2 Anti-radar space-filling and/or multilevel chaff dispersers
06/04/2003EP1060538B1 Polarizer and method for manufacturing the same
06/04/2003CN2554815Y Multifocus parabolic satellite TV. receiving aerial
06/03/2003US6574021 Reactive combiner for active array radar system
06/03/2003US6573860 Device for adjusting a beam system
05/2003
05/30/2003WO2003044898A1 Parabolic reflector and antenna incorporating same
05/30/2003CA2465819A1 Parabolic reflector and antenna incorporating same
05/29/2003US20030098818 High performance multi-band frequency selective reflector with equal beam coverage
05/28/2003EP1315239A1 Parabolic reflector and antenna incorporating same
05/27/2003US6570545 Apparatus and process for reflecting radar waves
05/27/2003US6570528 Antenna system for multiple orbits and multiple areas
05/22/2003US20030095075 Sub-reflector for dual-reflector antenna system
05/21/2003EP1312135A1 Arrangement and method for influencing and controlling electromagnetic alternating fields and/or antennae and antennae diagrams
05/21/2003EP1147572B1 Focusing device comprising a luneberg lens including a homogeneous volume of dielectric material and method for making such a lens
05/20/2003US6567057 Hi-Z (photonic band gap isolated) wire
05/15/2003WO2003041295A1 Passive device for increasing the transmission effectiveness of radio frequency systems
05/15/2003WO2003041223A1 Filter device
05/15/2003WO2003041214A1 Frequency-separator waveguide module with double circular polarization
05/15/2003WO2003005783A9 Methods and systems for embedding electrical components in a device including a frequency responsive structure
05/15/2003US20030090412 Antenna system for multiple orbits and multiple areas
05/14/2003EP1310518A1 Dielectric resin foam and lens antenna comprising the same
05/14/2003EP1131858B1 Laminated dielectric reflector for parabolic antenna
05/14/2003EP0975990B1 Scanning apparatus
05/13/2003US6563477 Antenna apparatus and transmission and receiving apparatus using same
05/13/2003US6563473 Low sidelobe contiguous-parabolic reflector array
05/13/2003US6563472 Reflector antenna having varying reflectivity surface that provides selective sidelobe reduction
05/13/2003US6563470 Dual band frequency polarizer using corrugated geometry profile
05/13/2003US6562448 Low density dielectric having low microwave loss
05/08/2003WO2003038947A1 Planar band gap materials
05/06/2003US6559801 Article for reducing electromagnetic radiation emission comprising binder including crystalline powder and reflective flecks dispersed in binder
05/06/2003US6559790 Broadband passive moving target simulator
05/06/2003US6559724 Techniques for enhancing gain in a quasi-optic grid array
05/02/2003EP1305847A2 Method and apparatus relating to high impedance surface
05/02/2003EP1305846A1 Active dual-polarization microwave reflector, in particular for electronically scanning antenna
05/01/2003WO2003036758A1 Coated substrate having a frequency selective surface
05/01/2003US20030080921 Planar band gap materials
05/01/2003US20030080914 Antenna apparatus
05/01/2003US20030080909 Coated substrate having a frequency selective surface
04/2003
04/30/2003DE10139440C1 Metalized textile reflecting antenna made of conductive fabric, for airborne pulse weapons system, directs electromagnetic waves from field-generating device onto target to be disabled
04/24/2003WO2003034543A1 Reflector antenna for performing diplexing of received and transmitted signals
04/24/2003WO2003034538A1 Loaded antenna
04/24/2003US20030076276 Methods and systems for embedding electrical components in a device including a frequency responsive structure
04/24/2003US20030076275 Antenna system and method for manufacturing the same
04/23/2003CN2547016Y Double-polarisation base station antenna of special reflection plate
04/22/2003US6552696 Electronically tunable reflector
04/17/2003WO2003032438A1 Structures with magnetic properties
04/17/2003US20030071763 Low frequency enhanced frequency selective surface technology and application
04/17/2003US20030071164 Compact mechanism for retrieval of a towed body from moving vehicles
04/16/2003CN1411177A Satellite broadcasting receiving frequency converter for receiving electric wave from multiple satellites
04/16/2003CN1105927C Fabrication method for uniform planer optical waveguide
04/15/2003US6549340 Focusing device comprising a Luneberg lens including a homogeneous volume of dielectric and method material for making such a lens
04/15/2003US6549173 Antenna feed and a reflector antenna system and a low noise (lnb) receiver, both with such an antenna feed
04/15/2003US6549172 Antenna provided with an assembly of filtering materials
04/10/2003WO2003030303A1 Radio wave lens antenna apparatus
04/10/2003WO2003030298A1 Apparatus for generating a magnetic interface and applications of the same
04/10/2003WO2003019726A3 Conformal two dimensional electronic scan antenna with butler matrix and lens esa
04/10/2003WO2003005783A3 Methods and systems for embedding electrical components in a device including a frequency responsive structure
04/10/2003WO2002063710A3 Genetically configured antenna and/or frequency selection surface
04/10/2003US20030068980 Satellite broadcasting receiving converter for receiving radio waves from plurality of satellites
04/10/2003CA2460982A1 Radio wave lens antenna apparatus
04/09/2003EP1299886A2 Optical component
04/08/2003US6545647 Antenna system for communicating simultaneously with a satellite and a terrestrial system
04/08/2003US6545645 Compact frequency selective reflective antenna
04/08/2003CA2261625C Antenna system
04/03/2003WO2003028157A1 Broadband or multiband antenna
04/03/2003WO2003028155A1 Electromagnetic wave marker and electromagnetic wave marker system
04/03/2003WO2003028154A1 Planar reflector
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