Patents
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)
11/1986
11/12/1986EP0200819A2 Antenna array
11/05/1986EP0200598A1 Method and device for monitoring a station of an MLS-type landing aid system
11/04/1986US4621266 Device for stabilizing and aiming an antenna, more particularly on a ship
10/1986
10/28/1986US4620193 Optical phase array radar
10/21/1986US4618867 Scanning beam antenna with linear array feed
10/14/1986US4617572 Television dish antenna mounting structure
10/14/1986CA1212746A1 Optoelectronically switched phase shifter for radar and satellite phased array antennas
10/07/1986US4616232 For a pulse radar apparatus
10/07/1986US4616231 Narrow-band beam steering system
10/07/1986US4616230 Conformal phased array antenna pattern corrector
09/1986
09/23/1986US4613869 Electronically scanned array antenna
09/17/1986EP0194943A2 Adjustable supporting structure, particularly for parabolic antennas
09/16/1986US4612547 Electronically scanned antenna
09/10/1986EP0194244A1 Test apparatus in a radar system
09/10/1986EP0193667A1 Adaptive array having an auxiliary channel notched pattern in the steered beam direction
09/09/1986US4611210 Programmed generator
09/02/1986USH126 Random beam positioning surveillance process
08/1986
08/28/1986WO1986005050A1 Spread spectrum adaptive antenna interference canceller
08/26/1986US4608701 Communication receiving unit for the suppression of noise and interference signals
08/20/1986EP0191031A1 Multibeam antenna, which can provide different beam positions according to the angular sector of interest
08/19/1986US4607259 Adaptive antenna for reducing multipath fades
08/13/1986EP0190959A1 Transmitter for a tactical radio transmission system
08/13/1986EP0190812A2 Improved polarity switch for satellite television receiver
08/13/1986EP0190569A2 Broad-band directional-antenna arrangement
08/13/1986EP0190412A2 Method for fabricating a planar phase-shifter
08/13/1986EP0190291A1 Antenna construction
08/12/1986US4605968 Direct broadcasting satellite receiver
08/06/1986EP0189661A2 Polarity switch for satellite television receiver
08/06/1986EP0189655A1 Optimisation of convergence of sequential decorrelator
08/05/1986US4604624 Phased array antenna employing linear scan for wide-angle arc coverage with polarization matching
08/05/1986CA1209248A1 Collapsible rooftop microwave antenna
07/1986
07/31/1986WO1986004451A1 Apparatus for simultaneously rotating a plurality of parallel shafts
07/30/1986EP0188504A1 Adaptive antenna array.
07/29/1986CA1208774A1 Continuous ferrite aperture for electronic scanning antennas
07/22/1986US4602259 Polar mount antenna satellite tracking apparatus and method of alignment thereof
07/22/1986CA1208352A1 Direct broadcasting satellite receiver
07/08/1986US4599622 Phase only adaptive nulling in a monopulse antenna
07/08/1986CA1207413A1 Calibration of a system having plural signal-carrying channels
07/02/1986CA1207080A Automatic tracking system for antenna
06/1986
06/24/1986US4596986 Sidelobe canceller with adaptive antenna subarraying using a weighted Butler matrix
06/17/1986US4595928 Bi-directional antenna array
06/17/1986US4595926 Dual space fed parallel plate lens antenna beamforming system
06/17/1986CA1206256A1 Compact, adjustable antenna
06/17/1986CA1206254A1 Phased array antenna employing linear scan for wide- angle arc coverage with polarization matching
06/11/1986EP0055720B1 Device for the orientation and the positioning of a useful load
06/10/1986CA1205902A1 Electrical power dividers
05/1986
05/27/1986CA1205184A1 Dual-band antenna system of a beam waveguide type
05/13/1986US4588994 Continuous ferrite aperture for electronic scanning antennas
05/09/1986WO1986002780A1 Method and means for repairing radar reflectors
05/06/1986USH57 Partially adaptive array using bootlace lens
05/06/1986US4587525 180 degree dipole phase shifter
05/06/1986CA1204205A1 Compact antenna array for interference cancellation
05/06/1986CA1204204A1 Multiple interference null tracking array antenna
04/1986
04/30/1986EP0179687A1 Scanning microwave antenna using rotating prisms
04/29/1986US4586050 Automatic tracking system for antenna
04/29/1986US4586047 Extended bandwidth switched element phase shifter having reduced phase error over bandwidth
04/29/1986US4586045 Wide band multiple side-lobe canceller
04/29/1986CA1203895A1 Bearing structure for earth station antennas
04/22/1986US4584581 Beam forming network for multibeam array antenna
04/15/1986US4583096 Fiber optic data distribution for phased array antenna
04/15/1986US4583061 Radio frequency power divider/combiner networks
04/15/1986CA1203297A1 Resonant waveguide aperture manifold
04/15/1986CA1203296A1 Asymmetric resonant waveguide aperture manifold
04/08/1986US4580461 Biax gimbal arrangement
04/01/1986US4580140 Twin aperture phased array lens antenna
03/1986
03/26/1986EP0174948A1 Narrow-band beam steering system
03/25/1986US4578680 Feed displacement correction in a space fed lens antenna
03/25/1986US4577825 For complete hemispherical scan
03/18/1986US4577193 Coherent sidelobe canceller for radar
03/18/1986US4576441 Variable fresnel lens device
03/11/1986US4575727 Monolithic millimeter-wave electronic scan antenna using Schottky barrier control and method for making same
03/11/1986US4575724 Parallel processor configuration for adaptive antenna arrays
03/05/1986EP0173360A1 Radar system comprising side-lobe blanking circuit
03/04/1986US4574289 Rotary scan antenna
03/04/1986US4574287 Fixed aperture, rotating feed, beam scanning antenna system
02/1986
02/27/1986WO1986001340A1 Antenna construction
02/26/1986EP0172626A1 Adaptive array antenna
02/25/1986US4573055 Directionally sensitive receiving antenna
02/25/1986US4573051 Adaptive system for suppressing interferences from directional jammers in electronically or mechanically scanning radar
02/18/1986US4571594 Directional antenna system having sidelobe suppression
02/18/1986US4571591 Three dimensional, orthogonal delay line bootlace lens antenna
02/13/1986WO1986001057A1 Adaptive antenna array
02/12/1986EP0171149A1 Electronic tracking system for microwave antennas
02/11/1986US4570165 Adjustable loop and dipole antenna
02/04/1986USH26 Adaptive microstrip array using parasitic elements
02/04/1986US4568944 Y-Shaped dipole antenna
01/1986
01/30/1986WO1986000760A1 Multibeam antenna, which can provide different beam positions according to the angular sector of interest
01/28/1986US4566432 Method for mass producing solar radiation reflectors
01/22/1986EP0168442A1 Method of processing sensor elements
01/21/1986US4566013 Coupled amplifier module feed networks for phased array antennas
01/14/1986US4564824 Adjustable-phase-power divider apparatus
01/07/1986CA1199105A1 Scanning antenna with automatic beam stabilization
01/02/1986EP0166367A2 Antenna tracking device
12/1985
12/24/1985CA1198513A1 Antenna having electrically positionable phase center
12/24/1985CA1198512A1 Antenna rotator controller
12/18/1985EP0164361A1 Low profile scanning antenna
12/18/1985EP0164357A1 Electronically scanned array antenna
12/17/1985US4559540 Antenna system with plural horn feeds
12/17/1985US4559538 Microwave landing system with protection against jamming
12/17/1985US4558925 Multi-function acousto-optic signal processor