Patents
Patents for H01Q 15 - Devices for reflection, refraction, diffraction, or polarisation of waves radiated from an aerial, e.g. quasi-optical devices (7,888)
04/2003
04/03/2003WO2002097917B1 Inflatable multi-function parabolic reflector apparatus and methods of manufacture
04/02/2003EP1297585A1 A method of fabricating waveguide channels
04/02/2003CN1407731A Resonance antenna
04/02/2003CN1407348A Extending range of radar by artificial ionosphere and target detection by radar refraction
04/01/2003US6542662 Mode translating waveguide adapter for a quasi-optic grid array
04/01/2003US6542132 Deployable reflector antenna with tensegrity support architecture and associated methods
03/2003
03/27/2003US20030058189 Reflecting surfaces having geometries independent of geometries of wavefronts reflected therefrom
03/27/2003US20030058188 Novel grating
03/26/2003EP1296411A2 Converter for receiving satellite broadcast signals from a plurality of satellites
03/26/2003EP1295360A1 Material having magnetic permeability at r.f. frequency
03/26/2003EP1295357A1 An antenna
03/26/2003EP1295356A1 Mode translating waveguide adapter for a quasi-optic grid array
03/25/2003US6538793 Electronically tunable and modulatable quasi-optic grid oscillator
03/25/2003US6538621 Tunable impedance surface
03/25/2003US6538596 Thin, broadband salisbury screen absorber
03/20/2003WO2003023584A1 Card-shaped medium
03/20/2003US20030052834 Antenna system for communicating simultaneously with a satellite and a terrestrial system
03/20/2003US20030052810 Device to conceal a radar representing a pattern in relief, equipping especially a vehicle, and detection system comprising such a device
03/20/2003US20030052757 Mechanically reconfigurable artificial magnetic conductor
03/19/2003EP1294052A1 Reflecting and radar detectable strap
03/19/2003EP1293011A1 Techniques for enhancing gain in a quasi-optic grid array
03/18/2003US6535181 Antenna system and method for manufacturing the same
03/13/2003US20030048234 Antenna with a magnetic interface
03/12/2003EP1291966A1 Planar antenna for beam scanning
03/12/2003CN1402380A Wave collection device with parallel feed-in type feed source
03/11/2003US6532111 Wire grid polarizer
03/06/2003WO2003019726A2 Conformal two dimensional electronic scan antenna with butler matrix and lens esa
03/06/2003WO2003019725A1 Quasi-optical variable beamsplitter
03/06/2003US20030043466 Quasi-optical variable beamsplitter
03/06/2003US20030043077 Apparatus for generating a magnetic interface and applications of the same
03/05/2003EP1287589A1 A tunable impedance surface
03/05/2003EP1287588A1 Planar antenna with switched beam diversity for interference reduction in a mobile environment
03/04/2003US6529174 Arrangement relating to antennas and a method of manufacturing the same
03/04/2003US6529167 Antenna with integrated feed and shaped reflector
02/2003
02/27/2003WO2003017423A1 An electromagnetic window
02/27/2003WO2003016962A1 Lens of gradient dielectric constant and methods of production
02/27/2003US20030038752 Conformal two dimensional electronic scan antenna with butler matrix and lens ESA
02/27/2003CA2456963A1 Lens of gradient dielectric constant and methods of production
02/26/2003EP1286418A1 Resonant antennas
02/25/2003US6525695 Reconfigurable artificial magnetic conductor using voltage controlled capacitors with coplanar resistive biasing network
02/25/2003US6525691 Miniaturized conformal wideband fractal antennas on high dielectric substrates and chiral layers
02/20/2003US20030034933 Electromagnetic window
02/20/2003US20030034922 Resonant antennas
02/20/2003US20030034918 System and method for generating a genetically engineered configuration for at least one antenna and/or frequency selective surface
02/19/2003CN2537135Y Zoom annular focus antenna with ellipsoidal beams
02/19/2003CN1398442A Motor vehicle outside rear-view mirror
02/18/2003CA2323652C Sector beam antenna with scattering component
02/13/2003US20030030519 Phase change switches and circuits coupling to electromagnetic waves containing phase change switches
02/11/2003US6518936 Precision etched radome
02/11/2003US6518930 Low-profile cavity-backed slot antenna using a uniplanar compact photonic band-gap substrate
02/06/2003US20030025637 Miniaturized reverse-fed planar inverted F antenna
02/05/2003CN1395341A Aerial using lens
02/04/2003US6515077 Electrostrictive graft elastomers
02/04/2003US6513438 Method for offering a phantom target, and decoy
01/2003
01/30/2003WO2002096166A9 Radio frequency microelectromechanical systems (mems) devices on low-temperature co-fired ceramic (ltcc) substrates
01/30/2003US20030020667 Inflatable multi-function parabolic reflector apparatus and methods of manufacture
01/30/2003US20030020173 Radio frequency microelectromechanical systems (MEMS) devices on low-temperature co-fired ceramic (LTCC) substrates
01/29/2003EP1280229A1 Device to hide a radar representing a three-dimensional pattern
01/29/2003EP1280228A2 Large membrane space structure and method for its deployment and expansion
01/29/2003EP1279204A1 Parabolic antenna and method for making same
01/29/2003EP1279203A2 Structure with switchable magnetic properties
01/29/2003EP1278906A2 Methods and fabrics for combating nosocomial infections
01/28/2003US6512495 Concave reflector with phase shifted and selectively focused output energy
01/28/2003US6512494 Multi-resonant, high-impedance electromagnetic surfaces
01/28/2003US6512483 Antenna arrangements
01/23/2003WO2003007429A1 An antenna system for communicating simultaneously with a satellite and a terrestrial system
01/23/2003WO2003007427A1 A low cost packaging technique for reconfigurable antenna array
01/23/2003WO2003007426A1 A method of providing increased low-angle radiation sensitivity in an antenna and an antenna having such a sensitivity
01/23/2003US20030016186 Inflatable structure, array antenna having inflatable structures,and inflatable structure unfolding method
01/22/2003EP0896749B1 Microwave antenna array for a motor vehicle radar system
01/22/2003CN1099723C Lens antenna of reducing inner reflection wave interference for improved dielectric lens
01/21/2003US6509880 Integrated planar antenna printed on a compact dielectric slab having an effective dielectric constant
01/16/2003WO2003005783A2 Methods and systems for embedding electrical components in a device including a frequency responsive structure
01/16/2003US20030011533 Lens antenna
01/16/2003US20030011522 Aperture antenna having a high-impedance backing
01/16/2003US20030011518 Low-cost HDMI-D packaging technique for integrating an efficient reconfigurable antenna array with RF MEMS switches and a high impedance surface
01/16/2003US20030010869 Large membrane space structure and method for its deployment and expansion
01/16/2003US20030010529 Molded high impedance surface and a method of making same
01/15/2003EP1275171A2 Compactly stowable, thin continuous surface-based antenna
01/14/2003US6507312 Process for evaluating phased array antennas
01/14/2003US6507307 Ram-air inflated, passive decoy for millimeter wave frequencies
01/09/2003WO2003003517A1 Deployable space reflector antenna
01/09/2003US20030006941 Multi-beam antenna
01/08/2003EP1273071A1 An electronically tunable reflector
01/08/2003EP1272556A2 Low density dielectric having low microwave loss
01/08/2003CN1389955A Making process of elliptic-beam varying-focal length ring antenna
01/06/2003CA2391671A1 Apparatus for hiding a radar representing a pattern in volume, mainly to be used in a vehicle, and detection system equipped with such an apparatus
01/03/2003WO2002049146A3 Antenna with virtual magnetic wall
01/03/2003WO2002013313A3 Electrically small planar uwb antenna apparatus and system thereof
01/02/2003US20030002045 Composite material having low electromagnetic reflection and refraction
01/02/2003EP1269574A2 Deployable antenna
01/02/2003EP1269573A2 An end-fire antenna or array on surface with tunable impedance
01/02/2003EP1269569A2 Radio frequency aperture
12/2002
12/31/2002US6501416 Article identification apparatus and method
12/27/2002WO2002103846A1 Aperture antenna having a high-impedance backing
12/27/2002WO2002102584A1 Composite material having low electromagnetic reflection and refraction
12/25/2002CN1387282A Miniaturized, electrically conductive and dual-surface 3D periodic structure for high impedance and slow wave
12/24/2002CA2317388C Reflector with a shaped surface and spatially separated foci for illuminating identical areas: antenna system and method for surface determina tion
12/19/2002WO2002101880A1 Deployable reflector antenna with tensegrity support architecture and associated methods
12/19/2002US20020190918 Deployable reflector antenna with tensegrity support architecture and associated methods
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