| Patents for H01Q 13 - Waveguide horns or mouths; Slot aerials; Leaky-waveguide aerials; Equivalent structures causing radiation along the transmission path of a guided wave (15,760) |
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| 10/29/1992 | DE4213539A1 Koaxial-/hohlleiter-umsetzer Coax / waveguide connection-verter |
| 10/21/1992 | EP0509214A2 High-efficiency bi-directional spatial power combiner amplifier |
| 10/20/1992 | US5157393 Communication system for transmitting data between a transmitting antenna utilizing leaky coaxial cable and a receive antenna in relative movement to one another |
| 10/06/1992 | US5153600 Multiple-frequency stacked microstrip antenna |
| 09/30/1992 | EP0506061A1 Broadband continuously flared notch phased-array radiating element with controlled return loss contour |
| 09/29/1992 | CA2063147A1 Broadband continuously flared notch phase-array radiating element with controlled return loss contour |
| 09/29/1992 | CA1308178C Radiating coaxial cable with improved flame retardancy |
| 09/26/1992 | WO1992016982A1 Flat slot array |
| 09/26/1992 | CA2106998A1 Planar slot antenna grid |
| 09/23/1992 | EP0504842A1 Array antenna |
| 09/22/1992 | CA1307842C Dual polarization microstrip array antenna |
| 09/15/1992 | US5148181 Mobile radio communication apparatus |
| 09/09/1992 | EP0502818A1 Planar antenna |
| 09/09/1992 | EP0502337A1 Leaky high frequency cable |
| 09/08/1992 | US5146232 Low profile antenna for land mobile communications |
| 09/02/1992 | EP0501224A1 Waveguide slot antenna |
| 09/01/1992 | US5144320 Switchable scan antenna array |
| 08/25/1992 | US5142255 Planar active endfire radiating elements and coplanar waveguide filters with wide electronic tuning bandwidth |
| 08/24/1992 | CA2061627A1 Slotted waveguide array |
| 08/20/1992 | WO1992014277A1 Radar antenna |
| 08/20/1992 | WO1992014276A1 Evanescent field impulse radar antenna |
| 08/18/1992 | US5140334 Compact omnidirectional antenna |
| 08/06/1992 | WO1992013393A1 Antenna device |
| 08/05/1992 | EP0497702A1 Radiating element structure for a plate antenna |
| 08/05/1992 | EP0497249A1 Array antenna, particularly for space application |
| 08/05/1992 | EP0288497B1 Array beam position control using compound slots |
| 08/04/1992 | US5136304 Electronically tunable phased array element |
| 07/29/1992 | CN1063181A Short horn antenna which back radiates transverse electromagnetic wave |
| 07/28/1992 | US5134420 Bicone antenna with hemispherical beam |
| 07/14/1992 | CA1305249C Scanning antenna |
| 07/07/1992 | CA1304816C Multimode omni antenna with flush mount |
| 07/02/1992 | DE4141870A1 Planar surface antenna for retro-fit to motor vehicle - comprises flat element on baseplate, earthed to bodywork and dimensioned for rainfall of 100 mm per hour |
| 07/01/1992 | EP0493014A1 Patch antenna |
| 07/01/1992 | EP0492958A2 Leaky cables |
| 06/30/1992 | US5126750 Magnetic hybrid-mode horn antenna |
| 06/23/1992 | US5124733 Stacked microstrip antenna |
| 06/23/1992 | US5124714 Dual slot planar mobile antenna fed with coaxial cables |
| 06/17/1992 | EP0490760A1 Annular-ring microstrip antenna with reduced natural frequency and vehicle with at least such an antenna |
| 06/17/1992 | EP0489934A1 Flat antenna |
| 06/15/1992 | CA2057659A1 Ring-type antenna, with reduced center working frequency, and vehicle equipped with at least one such antenna |
| 06/10/1992 | EP0489612A1 Waveguide antenna using flush-mounted slots |
| 06/09/1992 | US5121129 EHF omnidirectional antenna |
| 06/03/1992 | CN1016925B Distributed antenna system |
| 06/02/1992 | CA1302527C Quasi-optical stripline devices |
| 05/28/1992 | CA2056157A1 Slotted waveguide-type antenna mounted on a wall |
| 05/27/1992 | EP0487387A1 Low profile microwave slot antenna |
| 05/27/1992 | EP0487053A1 Improved antenna structure |
| 05/26/1992 | US5117240 Multimode dielectric-loaded double-flare antenna |
| 05/26/1992 | US5117237 Quasi-optical stripline devices |
| 05/14/1992 | DE4035793A1 Dielectric array aerial for satellites, aircraft etc. - has dielectric radiators for reducing element number to min |
| 05/13/1992 | EP0484347A1 Multi-resonant laminar antenna |
| 05/12/1992 | US5113197 Conformal aperture feed array for a multiple beam antenna |
| 04/28/1992 | US5109232 Dual frequency antenna feed with apertured channel |
| 04/28/1992 | US5109203 Generated and method for generating microwaves |
| 04/22/1992 | EP0481417A1 Device for feeding an antenna element radiating two orthogonal polarisations |
| 04/21/1992 | US5107274 Collocated non-interfering dual frequency microwave feed assembly |
| 04/15/1992 | EP0480273A1 Microwave Radiator |
| 04/08/1992 | EP0479696A1 Microwave plate antenna, especially for Doppler radar |
| 04/01/1992 | EP0477951A2 Dielectric flare notch radiator with separate transmit and receive ports |
| 04/01/1992 | EP0300024B1 Slot antenna in circular waveguide |
| 03/29/1992 | CA2049597A1 Dielectric flare notch radiator with separate transmit and receive ports |
| 03/25/1992 | EP0477102A1 Directional network with adjacent radiator elements for radio communication system and unit with such a directional network |
| 03/25/1992 | EP0476131A1 Electromagnetic antenna collimator |
| 02/05/1992 | EP0469506A1 Radio transmission apparatus using leaky cables |
| 01/29/1992 | EP0468620A2 Dual band frequency reuse antenna |
| 01/29/1992 | EP0468413A2 Plane antenna with high gain and antenna efficiency |
| 01/14/1992 | US5081466 Tapered notch antenna |
| 01/09/1992 | DE4120652A1 Transmit or receiver aerial covering VHF, UHF and SHF ranges - has long tube section with surface slot pattern and enclosed by metal plates |
| 01/02/1992 | EP0463649A1 Planar antenna for linearly polarized waves |
| 12/31/1991 | US5076655 Antenna-fed electro-optic modulator |
| 12/26/1991 | WO1991020108A1 Flat antenna |
| 12/24/1991 | US5075691 Multi-resonant laminar antenna |
| 12/24/1991 | CA1293563C Electromagnetically coupled printed-circuit antennas having patches or slots capacitively coupled to feedlines |
| 12/17/1991 | US5073782 Contraband detection system |
| 12/15/1991 | WO1991020109A1 Microwave antennas |
| 12/15/1991 | CA2085131A1 Microwave antennas |
| 12/11/1991 | EP0190279B1 Radio frequency polariser |
| 12/03/1991 | US5070340 Broadband microstrip-fed antenna |
| 12/03/1991 | US5070339 Tapered-element array antenna with plural octave bandwidth |
| 11/27/1991 | EP0458620A2 Microwave antennas |
| 11/26/1991 | US5068670 Broadband microwave slot antennas, and antenna arrays including same |
| 11/21/1991 | EP0456680A1 Antenna arrays. |
| 11/20/1991 | CN2089209U Wide band high performance corrugated horn |
| 11/13/1991 | EP0456034A2 Bicone antenna with hemispherical beam |
| 11/06/1991 | EP0455493A2 Tapered notch antenna |
| 11/05/1991 | US5063363 Electromagnetic energy radiation pick-up |
| 10/31/1991 | WO1991017586A1 A flat plate antenna |
| 10/31/1991 | CA2080244A1 Flat plate antenna |
| 10/29/1991 | US5061943 Planar array antenna, comprising coplanar waveguide printed feed lines cooperating with apertures in a ground plane |
| 10/29/1991 | US5061939 Flat-plate antenna for use in mobile communications |
| 10/29/1991 | US5061938 Microstrip antenna |
| 10/15/1991 | CA1290847C Vehicle antenna with shiftable gain patterns |
| 10/10/1991 | DE4011344A1 Antenna for use as divining rod or for scientific investigation - has separate conductors in resonator circuit dimensioned to match transmission chamber characteristic impedance |
| 10/09/1991 | EP0450881A2 Microstrip antennas |
| 10/08/1991 | US5055853 Magnetic frill generator |
| 10/08/1991 | US5055852 Diplexing radiating element |
| 10/08/1991 | CA1290449C Device for exciting a circularly polarized wage guide by means of a planar antenna |
| 10/07/1991 | WO1991015879A1 Electromagnetic antenna collimator |
| 10/07/1991 | CA2058628A1 Electromagnetic antenna collimator |
| 10/02/1991 | EP0449492A1 Patch antenna with polarization uniformity control |