| Patents for H01Q 19 - Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic (10,176) |
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| 11/16/1982 | CA1135548A1 Wide scan quasi-optical frequency diplexer |
| 11/09/1982 | US4358771 Power distribution type antenna |
| 11/02/1982 | US4357612 Multimode ultrahigh-frequency source and antenna |
| 10/26/1982 | US4356494 Dual reflector antenna |
| 10/19/1982 | US4355317 Dish antenna and method for making |
| 10/19/1982 | US4355316 Offset J-hook reflector antenna |
| 10/19/1982 | US4355314 Wide-field-of-view antenna arrangement |
| 10/06/1982 | EP0061965A1 Antenna with a device for controlling the linear-polarization direction |
| 10/05/1982 | US4353073 Antenna arrangement for a radar surveillance method for target locating with altitude acquisition |
| 09/28/1982 | US4352111 Multi-band antenna coupling network |
| 09/28/1982 | US4352108 Antenna beam shaping structure employing dipoles arrayed on a parabolic surface |
| 09/15/1982 | EP0059927A1 Microwave receiving arrangement |
| 09/14/1982 | US4349827 Parabolic antenna with horn feed array |
| 09/07/1982 | CA1131351A1 Radio frequency energy antenna |
| 08/31/1982 | US4347517 Microstrip backfire antenna |
| 08/25/1982 | EP0058215A1 Antenna for the reception of circularly polarized electromagnetic waves radiated from a broadcasting satellite |
| 08/17/1982 | US4345257 Primary radar antenna having a secondary radar (IFF) antenna integrated therewith |
| 08/11/1982 | EP0057538A2 Antenna device |
| 08/04/1982 | EP0057121A2 High-frequency dual-band feeder and antenna incorporating the same |
| 08/04/1982 | EP0056985A2 Device to improve the decoupling of antennae |
| 08/03/1982 | US4343005 Microwave antenna system having enhanced band width and reduced cross-polarization |
| 08/03/1982 | US4343004 Broadband astigmatic feed arrangement for an antenna |
| 08/03/1982 | US4343003 Directional antenna for microwave transmissions |
| 08/03/1982 | US4343002 Paraboloidal reflector spatial filter |
| 07/28/1982 | EP0056406A1 Parabolic reflector and method of making the same |
| 07/27/1982 | US4342035 Frequency compensating reflector antenna |
| 07/13/1982 | US4339757 Broadband astigmatic feed arrangement for an antenna |
| 07/07/1982 | EP0055591A1 Jemcy conical receiving antenna |
| 07/06/1982 | US4338608 Triple-beam offset paraboloidal antenna |
| 06/24/1982 | WO1982002120A1 Reflector antenna |
| 06/24/1982 | WO1982002119A1 Directional antenna with a plurality of elements |
| 06/22/1982 | US4336543 Electronically scanned aircraft antenna system having a linear array of yagi elements |
| 06/22/1982 | CA1126398A1 Scanable antenna arrangements capable of producing a large image of a small array with minimal aberrations |
| 06/15/1982 | US4335387 Radar antenna with rotating linear polarization designed to reduce jamming |
| 06/09/1982 | EP0053181A1 External microwave applicator and method |
| 06/01/1982 | US4333082 Inhomogeneous dielectric dome antenna |
| 06/01/1982 | US4332260 External microwave applicator and method |
| 05/11/1982 | US4329692 Primary radar antenna having a secondary radar antenna integrated therewith |
| 05/04/1982 | US4328500 Integrated antenna array for radar equipment enabling the simultaneous generation of two or more different radiation patterns |
| 04/06/1982 | US4323901 Monolithic, voltage controlled, phased array |
| 04/06/1982 | CA1121509A1 Antenna for use with a range-gated, pulse doppler radar system |
| 03/10/1982 | EP0046996A1 Antenna systems |
| 03/09/1982 | US4319250 Offset dual-reflector aerial having tapered reflector segments in main reflector |
| 03/02/1982 | US4318108 Bidirectionally focusing antenna |
| 03/02/1982 | US4318103 Compact radar detector and range extender |
| 03/02/1982 | CA1119292A1 Parabolic reflector antenna with optimal radiative characteristics |
| 02/18/1982 | WO1982000545A1 Parabolic reflector and method of making the same |
| 02/16/1982 | US4316194 Hemispherical coverage microstrip antenna |
| 02/10/1982 | EP0045682A1 Antenna feed for a transmitting-receiving antenna |
| 02/02/1982 | US4314254 Insulator for foldable elements of dipole TV antennas |
| 02/02/1982 | US4314253 Portable folding microwave antenna |
| 01/19/1982 | US4312002 Combined radar and infrared scanning antenna |
| 01/13/1982 | EP0043689A2 Beam waveguide feed for antenna |
| 01/13/1982 | EP0043591A1 Antenna |
| 01/05/1982 | US4309710 Multi-lobe antenna having a disc-shaped Luneberg lens |
| 12/24/1981 | WO1981003617A1 External microwave applicator and method |
| 12/22/1981 | US4307403 Aperture antenna having the improved cross-polarization performance |
| 12/15/1981 | US4306235 Multiple frequency microwave antenna |
| 12/08/1981 | US4305075 Conically scanning antenna system for tracking radars |
| 11/17/1981 | US4301457 Antenna employing curved parasitic end-fire directors |
| 11/17/1981 | US4301456 Electromagnetic wave attenuating surface |
| 11/03/1981 | US4298877 Offset-fed multi-beam tracking antenna system utilizing especially shaped reflector surfaces |
| 11/03/1981 | US4298876 Polarizer for microwave antenna |
| 10/27/1981 | US4297710 Parallel-plane antenna with rotation of polarization |
| 10/27/1981 | US4297709 Luneberg lens antenna |
| 09/16/1981 | EP0035929A1 High frequency multimode feed, and antenna comprising such a feed |
| 09/15/1981 | US4290071 Multi-band directional antenna |
| 09/02/1981 | EP0034810A1 Directional microwave antenna to realize a sector-shaped lobe |
| 09/02/1981 | EP0034809A1 Directional microwave antenna having a sector-shaped lobe |
| 09/01/1981 | US4287519 Multi-mode Luneberg lens antenna |
| 08/18/1981 | US4284992 Wide scan quasi-optical frequency diplexer |
| 08/18/1981 | US4284991 Common antenna for primary and secondary radar system |
| 08/11/1981 | US4283728 Five-horn cassegrain antenna |
| 08/04/1981 | US4282530 Cylindrical paraboloid weather cover for a horn reflector antenna with wave absorbing means |
| 08/04/1981 | CA1106476A1 Airport surface detection equipment (asde) |
| 07/21/1981 | CA1105613A1 Antenna beam shaping structure |
| 07/21/1981 | CA1105611A1 Yagi-type antennas and method |
| 07/15/1981 | EP0032081A1 Directable-beam antenna for communication satellite |
| 07/07/1981 | CA1104712A1 Broadband shaped beam antenna |
| 06/30/1981 | CA1104238A1 Monopulse radar apparatus |
| 06/24/1981 | EP0030895A1 Method of correcting the cross-defocusing of a paraboloid and matching device for correcting a parabolic antenna |
| 06/17/1981 | EP0030272A1 Cassegrain antenna |
| 06/16/1981 | US4274098 Loss-free scanning antenna |
| 06/09/1981 | US4272770 Reflector antennae apparatus for limiting aperture blockage |
| 06/09/1981 | US4272769 Microwave antenna with parabolic main reflector |
| 06/02/1981 | US4271534 Microwave receiver |
| 06/02/1981 | US4271413 Null mask |
| 05/26/1981 | US4270129 Apparatus and method for realizing preselected free space antenna patterns |
| 05/20/1981 | EP0028836A1 Antenna arrangement for an omnidirectional search radar for target location with height detection |
| 05/19/1981 | US4268833 Broadband shaped beam antenna employing a cavity backed spiral radiator |
| 05/06/1981 | EP0028018A1 An improved phased array antenna system |
| 05/05/1981 | US4266203 Microwave polarization transformer |
| 05/05/1981 | CA1100625A1 Plane wave lens |
| 04/21/1981 | US4263599 Parabolic reflector antenna for telecommunication system |
| 04/07/1981 | US4260993 Dual-band antenna with periscopic supply system |
| 03/31/1981 | US4259674 Phased array antenna arrangement with filtering to reduce grating lobes |
| 03/10/1981 | US4255751 Feed mechanism for a geodesic lens |
| 03/10/1981 | CA1097108A1 Holographic optical satellite communication system |
| 03/03/1981 | US4254421 Integrated confocal electromagnetic wave lens and feed antenna system |
| 02/24/1981 | US4253100 Inverse cassegrain antenna for multiple function radar |