| 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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| 07/20/1999 | US5926127 Motor vehicle radar system |
| 07/15/1999 | WO1999035710A1 Reflector based dielectric lens antenna system |
| 07/14/1999 | EP0929122A2 Reflector based dielectric lens antenna system |
| 07/13/1999 | US5923301 Installed on a ceiling surface or a side wall surface |
| 07/13/1999 | US5922081 Excitation system for an antenna with a parabolic reflector and a dielectric radiator |
| 07/08/1999 | WO1999034478A1 Improved positioning of shaped directional transmitting and transmitting/receiving antenna array elements |
| 07/08/1999 | CA2254139A1 Reflector based dielectric lens antenna system |
| 07/07/1999 | EP0927439A1 Antenna device with improved channel isolation |
| 07/06/1999 | US5920289 Heated satellite reflector assembly |
| 06/30/1999 | EP0925618A1 Satellite reception antenna |
| 06/24/1999 | WO1999031757A1 Dual band antenna |
| 06/23/1999 | EP0924796A2 Micro-strip antenna |
| 06/22/1999 | US5913549 Planar microstrip Yagi antenna array and process for making same |
| 06/16/1999 | EP0923155A1 Adaptive array antenna |
| 06/15/1999 | US5913151 Small antenna for receiving signals from constellation of satellites in close geosynchronous orbit |
| 06/15/1999 | US5912645 Array feed for axially symmetric and offset reflectors |
| 06/10/1999 | WO1999028993A1 Transmission polarizer |
| 06/10/1999 | CA2279262A1 Transmission polarizer |
| 06/09/1999 | EP0921590A2 Antenna for communicating with low earth orbit satellite |
| 06/09/1999 | CN1219004A Antenna for low globe orbit satellite communication |
| 06/02/1999 | EP0920076A2 Multiple beam by shaped reflector antenna |
| 06/02/1999 | EP0919072A1 Multifocus reflector antenna |
| 06/02/1999 | DE19845870A1 Reflector-antenna arrangement for radar |
| 06/01/1999 | US5909195 Antennas employing U-dipole elements |
| 05/26/1999 | EP0918367A2 Tracking control system and method for alignment of a pivoting reflector antenna with a radiating source |
| 05/26/1999 | CN1217827A Adaptive array antenna |
| 05/25/1999 | US5907309 Dielectrically loaded wide band feed |
| 05/25/1999 | US5907307 Antenna for a portable radio communication device |
| 05/25/1999 | CA2011298C Dual polarization dipole array antenna |
| 05/20/1999 | WO1999010950A3 Improved reflector antenna with a self-supported feed |
| 05/19/1999 | EP0916169A1 Antenna system |
| 05/19/1999 | CA2252139A1 Tracking system |
| 05/18/1999 | US5905474 For reducing side lobes of a microwave antenna |
| 05/18/1999 | US5905473 Adjustable array antenna |
| 05/18/1999 | US5905457 Vehicle radar safety apparatus |
| 05/12/1999 | EP0915529A1 Positionable satellite antenna with reconfigurable beam |
| 05/11/1999 | US5903240 Surface mounting antenna and communication apparatus using the same antenna |
| 05/04/1999 | US5900847 Dielectric lens apparatus |
| 05/04/1999 | US5900842 Inexpensive directional antenna that is easily tuned and weather resistant |
| 04/30/1999 | CA2247700A1 Multiple beam by shaped reflector antenna |
| 04/29/1999 | WO1999021247A1 Directional antenna assembly for vehicular use |
| 04/27/1999 | US5898529 Deployable space-based telescope |
| 04/27/1999 | US5898410 Pre-tuned hybrid logarithmic yagi antenna system |
| 04/22/1999 | WO1999019938A1 Low-windload satellite antenna |
| 04/21/1999 | EP0909396A1 A beam sharpened, low sidelobe antenna system |
| 04/20/1999 | US5896108 Microstrip line fed microstrip end-fire antenna |
| 04/20/1999 | US5896107 Dual polarized aperture coupled microstrip patch antenna system |
| 04/15/1999 | DE19757992A1 Control system for aligning a pivotable reflector antenna |
| 04/14/1999 | EP0643876B1 Antenna |
| 04/08/1999 | WO1999017400A1 Method of producing an antenna element assembly |
| 04/07/1999 | CN2313296Y Eight-multiple diversity receiving simple device for communication signals |
| 04/06/1999 | US5892487 Antenna system |
| 04/06/1999 | US5892485 Dual frequency reflector antenna feed element |
| 03/31/1999 | EP0905815A1 Multiple beam antenna and beamforming network |
| 03/31/1999 | CN1212791A Combination satellite and VHF/UHF receiving antenna |
| 03/31/1999 | CN1212790A Folded bow-tie antenna |
| 03/31/1999 | CN1212789A Orthogonal switched antenna system |
| 03/30/1999 | US5889498 End-fire array antennas with divergent reflector |
| 03/30/1999 | US5889497 Ultrawideband transverse electromagnetic mode horn transmitter and antenna |
| 03/25/1999 | WO1999014507A1 A method for fixing one or several elements to a hollow profile, and an antenna comprising one or several booms having a square cross section |
| 03/24/1999 | EP0903806A2 Quasi-optical filter and antenna arrangement with such a filter |
| 03/24/1999 | EP0903566A2 Imaging system functioning on submillimeter waves |
| 03/23/1999 | US5886673 Apparatus and method for improving portability of satellite antennas |
| 03/23/1999 | US5886672 Collapsible antenna |
| 03/18/1999 | DE19737254C1 Antenna for receiving electromagnetic wave TV signals from satellites in the microwave and millimetre wave ranges |
| 03/17/1999 | EP0902498A1 Variable directivity antenna and method of controlling variable directivity antenna |
| 03/16/1999 | US5883602 Wideband flat short foci lens antenna |
| 03/16/1999 | US5883601 Plural slot antenna fed with dielectric strip and dielectric resonators |
| 03/11/1999 | CA2246925A1 Mobile telecommunication apparatus |
| 03/10/1999 | EP0900455A1 Antenna device |
| 03/09/1999 | US5880699 Ultra-wide bandwidth dish antenna |
| 03/04/1999 | WO1999010950A2 Improved reflector antenna with a self-supported feed |
| 03/03/1999 | EP0899814A1 Radiating structure |
| 03/02/1999 | US5877663 Microwave waveguide for tank level sensors |
| 02/23/1999 | US5874925 Parabolic antenna capable of adjusting the elevation angle of a feed horn |
| 02/23/1999 | US5874924 Spacecraft antenna array with directivity enhancing rings |
| 02/23/1999 | US5874922 Antenna |
| 02/18/1999 | DE19732569A1 Quasi-optical harmonic wave filter for HF signal generation |
| 02/17/1999 | EP0897201A1 Cylindrical reflector with sliding radiating elements |
| 02/17/1999 | EP0896750A1 Antenna system |
| 02/17/1999 | EP0896749A1 Microwave antenna array for a motor vehicle radar system |
| 02/16/1999 | US5872547 Conical omni-directional coverage multibeam antenna with parasitic elements |
| 02/16/1999 | US5872544 Cellular antennas with improved front-to-back performance |
| 02/09/1999 | US5870062 For a reflector |
| 02/09/1999 | US5870059 Antenna mast with level indicating means |
| 02/04/1999 | WO1999005754A1 Antenna device with improved channel isolation |
| 02/03/1999 | EP0895303A1 Directional antenna system with crossed polarisation |
| 02/03/1999 | CN2306578Y Multipath-resisting direction finding nine bay interferometer antenna |
| 02/02/1999 | US5867130 Directional center-fed wave dipole antenna |
| 02/02/1999 | US5867126 Surface-mount-type antenna and communication equipment using same |
| 02/02/1999 | US5867120 Transmitter-receiver |
| 01/27/1999 | CN1206507A Antenna system |
| 01/19/1999 | US5861855 Method and apparatus for de-icing a satellite dish antenna |
| 01/13/1999 | EP0891003A1 Method and apparatus for improving pattern bandwidth of shaped beam reflectarrays |
| 01/13/1999 | EP0647359B1 Airport surveillance radar system for microburst detection |
| 01/13/1999 | CN1204874A Wide band printed phased array antenna for microwave and mm-wave applications |
| 01/12/1999 | US5859619 For a satellite-to-satellite communication system |
| 01/12/1999 | US5859618 Composite rooftop antenna for terrestrial and satellite reception |
| 01/12/1999 | US5859615 Omnidirectional isotropic antenna |
| 01/08/1999 | CA2210080A1 Microstrip line fed microstrip end-fire antenna |