| Patents for H01Q 3 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system (21,949) |
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| 04/16/1997 | EP0767994A1 Adaptive sectorization in a spread spectrum communication system |
| 04/16/1997 | EP0767976A1 Phased array spread spectrum system and method |
| 04/15/1997 | US5621752 Adaptive sectorization in a spread spectrum communication system |
| 04/15/1997 | US5621423 Electromagnetic energy shield |
| 04/15/1997 | US5621199 RFID reader |
| 04/09/1997 | EP0767511A2 Improvements in or relating to antennas |
| 04/08/1997 | US5619366 Controllable surface filter |
| 04/08/1997 | US5619365 Elecronically tunable optical periodic surface filters with an alterable resonant frequency |
| 04/08/1997 | US5619215 Compact antenna steerable in azimuth and elevation |
| 04/02/1997 | EP0765562A1 Adaptive microphone arrangement and method for adapting to an incoming target-noise signal |
| 04/02/1997 | EP0765482A1 Radar apparatus |
| 04/01/1997 | US5617108 Simplified tracking antenna |
| 04/01/1997 | US5617103 Ferroelectric phase shifting antenna array |
| 04/01/1997 | US5617102 Communications transceiver using an adaptive directional antenna |
| 04/01/1997 | CA2064943C Payload architecture in the space field |
| 03/27/1997 | WO1997008774A3 Printed antenna |
| 03/26/1997 | EP0765000A2 Phased array multiple area nulling antenna architecture |
| 03/26/1997 | CN1146080A Method and apparatus for controlling antenna and tracking antenna system using the same |
| 03/25/1997 | US5614918 Global positioning system antenna fixed height tripod adapter |
| 03/25/1997 | US5614909 FM radar system |
| 03/25/1997 | US5614863 Method and system for increasing the power efficiency of a balanced amplifier/antenna combination |
| 03/25/1997 | CA2095656C Molded plastic microwave antenna |
| 03/20/1997 | WO1997010624A1 Self-tuning material and method of manufacturing the same |
| 03/20/1997 | DE19638149A1 Antenne mit verbesserter elektronischer Ablenkung Antenna with improved electronic distraction |
| 03/20/1997 | DE19533834A1 Transmission direction determining method especially for antenna with fluctuating frequency |
| 03/19/1997 | EP0763307A2 Diversity combining for antennas |
| 03/19/1997 | EP0763266A1 Antenna array calibration |
| 03/19/1997 | EP0763264A1 Microstrip antenna array |
| 03/19/1997 | CN1145707A Method and appts. for reducing quantization noise |
| 03/19/1997 | CN1145697A Dual rectangular patch antenna system and radio equipments |
| 03/18/1997 | US5612707 Steerable beam helix antenna |
| 03/18/1997 | CA2132495C Non-contact rotating coupler |
| 03/13/1997 | WO1997009793A1 Spread spectrum radio transmission digital mobile communication device |
| 03/13/1997 | DE19533379A1 Sensitivity control method for radar equipment with antenna having varying frequency characteristic |
| 03/12/1997 | EP0762541A2 Device for calibrating and testing transmit/receive moduls in an active electronically phased array antenna |
| 03/12/1997 | EP0762534A1 Method for enlarging the radiation diagram of an antenna array with elements distributed in a volume |
| 03/12/1997 | EP0761019A1 Dual rectangular patch antenna system |
| 03/12/1997 | CN2249456Y Automatic guiding controller for TV antenna |
| 03/11/1997 | US5610617 Directive beam selectivity for high speed wireless communication networks |
| 03/06/1997 | WO1997008774A2 Printed antenna |
| 03/04/1997 | US5608409 Adaptive array with automatic loop gain control |
| 03/04/1997 | US5607631 Enhanced tunability for low-dielectric-constant ferroelectric materials |
| 02/27/1997 | WO1997001924A3 Television tuning systems and methods to produce a ghost-free television signal |
| 02/27/1997 | DE19531309A1 Adaptive receiver system for satellite communication |
| 02/25/1997 | US5606330 Submarine antenna positioning assembly |
| 02/25/1997 | US5606283 Monolithic multi-function balanced switch and phase shifter |
| 02/20/1997 | WO1997006579A1 Quadrifilar helix antenna and feed network |
| 02/20/1997 | WO1997006575A1 180° power divider for a helix antenna |
| 02/20/1997 | CA2202128A1 Quadrifilar helix antenna and feed network |
| 02/13/1997 | WO1997005704A1 Multi-channel transceiver having an adaptive antenna array and method |
| 02/12/1997 | EP0758149A2 Method of optimum synthesis commands for an antenna array |
| 02/12/1997 | EP0757848A1 Microwave phase shifter and use thereof in an array antenna |
| 02/11/1997 | US5603089 Base station antenna arrangement |
| 02/11/1997 | US5602874 Method and apparatus for reducing quantization noise |
| 02/11/1997 | US5602554 Active array antenna with multiphase power for active modules |
| 02/06/1997 | WO1997004497A1 Antenna reflector |
| 02/05/1997 | EP0757404A1 A satellite antenna alignment device |
| 02/05/1997 | EP0756762A1 Antenna system |
| 02/05/1997 | EP0756741A1 Methods and apparatus for adaptive beamforming |
| 02/05/1997 | CN1142293A Multi-channel digital transceiver and method thereof |
| 02/04/1997 | US5600342 Diamond lattice void structure for wideband antenna systems |
| 02/04/1997 | US5600326 Adaptive digital beamforming architecture and algorithm for nulling mainlobe and multiple sidelobe radar jammers while preserving monopulse ratio angle estimation accuracy |
| 02/04/1997 | US5600242 Electrically small broadband high linear dynamic range deceiver including a plurality of active antenna elements |
| 01/29/1997 | EP0756431A2 Power shared linear amplifier network |
| 01/29/1997 | EP0756180A1 Method to control an antenna positioner for an orbiting satellite |
| 01/28/1997 | US5598173 Shaped-beam or scanned beams reflector or lens antenna |
| 01/28/1997 | US5598172 Dual-polarization microwave lens and its application to a phased-array antenna |
| 01/23/1997 | WO1997002666A1 Reception method and base station receiver |
| 01/23/1997 | WO1997002623A1 A dual polarized, heat spreading rectenna |
| 01/22/1997 | EP0755093A1 Directional antenna arrangement for high-speed wireless communication networks |
| 01/22/1997 | EP0755090A1 An antenna downlink beamsteering arrangement |
| 01/22/1997 | CN1140937A Receiving apparatus, signal demodulating method, antenna apparatus, receiving system and antenna direction |
| 01/21/1997 | US5596333 Method and apparatus for conveying a communication signal between a communication unit and a base site |
| 01/21/1997 | US5596329 Base station antenna arrangement |
| 01/21/1997 | US5596324 Electronic baffle and baffle controlled microwave devices |
| 01/16/1997 | WO1997001924A2 Television tuning systems and methods to produce a ghost-free television signal |
| 01/15/1997 | EP0753211A1 High gain antenna systems for cellular use |
| 01/15/1997 | EP0614577B1 An apparatus and method for correcting electrical path length phase errors |
| 01/15/1997 | CN2245274Y Rotating outdoor antenna for TV set |
| 01/15/1997 | CN2245273Y Automatic control steering antenna |
| 01/14/1997 | US5594460 Tracking array antenna system |
| 01/11/1997 | CA2180795A1 Compact antenna steerable in azimuth and elevation |
| 01/09/1997 | WO1997001224A1 A receiver with an antenna array |
| 01/08/1997 | EP0752736A1 A method and apparatus for remotely calibrating a phased array system used for satellite communication |
| 01/08/1997 | CN2244778Y Polar axis satellite antenna support |
| 01/08/1997 | CN1139993A Apparatus for transferring data to and from a moving device |
| 01/07/1997 | USH1625 Distortion-compensated fiber-optic multi-tap proportional true time delay |
| 01/07/1997 | US5592490 Spectrally efficient high capacity wireless communication systems |
| 01/07/1997 | US5592185 Antenna apparatus and antenna system |
| 01/07/1997 | US5592179 Frequency-hopping array antenna system |
| 01/07/1997 | US5592178 Wideband interference suppressor in a phased array radar |
| 01/07/1997 | US5592176 Tracking system for tracking a moving signal source |
| 01/07/1997 | US5591907 For use in adverse conditions |
| 01/03/1997 | WO1997000543A1 Method and apparatus for adaptive transmission beam forming in a wireless communication system |
| 01/02/1997 | EP0750827A1 Sectorized multi-function cellular radio communication system |
| 01/01/1997 | CN2244253Y Controllable TV antenna receiver |
| 12/31/1996 | US5589845 Tuneable electric antenna apparatus including ferroelectric material |
| 12/27/1996 | WO1996042120A1 Multiple narrow beam antenna transmission systems |
| 12/27/1996 | WO1996042119A1 Narrow beam antenna systems with angular diversity |
| 12/25/1996 | CN2243720Y Infrared remote controller for TV antenna |