| 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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| 09/08/1999 | CN1227979A Phase controller for use in waveguide phased array antenna |
| 09/07/1999 | US5949382 Dielectric flare notch radiator with separate transmit and receive ports |
| 09/07/1999 | US5949377 Retractable, extendable and rotatable dual antenna system |
| 09/07/1999 | US5949376 Dual polarization patch antenna |
| 09/05/1999 | CA2263055A1 Wideband slot-loop antennas for wireless communication systems |
| 09/02/1999 | WO1999044257A1 Flexible diversity antenna |
| 09/02/1999 | DE19908524A1 Planar antenna e.g. for high speed communication system |
| 09/02/1999 | DE19904724A1 Integrated circuit antenna for mobile communications device |
| 09/01/1999 | EP0939452A2 Multiple beam phased array antenna and satellite communication system |
| 09/01/1999 | EP0939451A1 Slot antenna |
| 08/31/1999 | US5946610 Portable radio apparatus having a slot antenna |
| 08/31/1999 | US5945954 Antenna assembly for telecommunication devices |
| 08/26/1999 | WO1999043046A1 Geodesic slotted cylindrical antenna |
| 08/26/1999 | WO1999043045A1 Antenna with two active radiators |
| 08/26/1999 | WO1999043040A1 Multi-layered shielded substrate antenna |
| 08/26/1999 | WO1999043037A2 Uniplanar dual strip antenna |
| 08/26/1999 | DE19812185C1 Flush-mounted electrical supply junction box with RF antenna |
| 08/26/1999 | CA2321775A1 Antenna with two active radiators |
| 08/26/1999 | CA2287329A1 Multi-layered shielded substrate antenna |
| 08/25/1999 | EP0938157A1 Miniaturised antenna |
| 08/25/1999 | EP0937313A1 Small antenna for portable radio equipment |
| 08/25/1999 | CA2262317A1 Thinned multiple beam phased array antenna |
| 08/24/1999 | US5943023 Flared trough waveguide antenna |
| 08/24/1999 | US5943020 Flat three-dimensional antenna |
| 08/24/1999 | US5943017 Dual near-field focused antenna array |
| 08/24/1999 | CA2184972C Antenna apparatus, method of manufacturing same and method of designing same |
| 08/19/1999 | WO1999027606A3 Microstrip arrangement |
| 08/18/1999 | EP0936695A1 Electronically scanned semiconductor antenna |
| 08/18/1999 | EP0935823A1 Electronically scanned ferrite line source |
| 08/18/1999 | CN1226093A Short-circuit microstrip antenna and device including that antenna |
| 08/17/1999 | US5940042 Windshield slot antenna for vehicle transmissions |
| 08/17/1999 | US5940041 Slot antenna device and wireless apparatus employing the antenna device |
| 08/17/1999 | US5940037 Stacked patch antenna with frequency band isolation |
| 08/17/1999 | US5937509 Method of manufacturing linear-circular polarizer |
| 08/12/1999 | DE19840020A1 Wireless subscriber connection cable system with patch antenna |
| 08/11/1999 | EP0935127A2 Antenna device for level radar |
| 08/10/1999 | US5936591 Multi-beam feeding apparatus |
| 08/10/1999 | US5936589 Dielectric rod antenna |
| 08/10/1999 | US5936587 Small antenna for portable radio equipment |
| 08/10/1999 | US5936203 Radiating coaxial cable with outer conductor formed by multiple conducting strips |
| 08/10/1999 | CA2177191C Dual polarization common aperture array formed by a waveguide-fed planar slot array and a linear short backfire array |
| 08/10/1999 | CA2177050C Dielectric antenna |
| 08/10/1999 | CA2150041C Concrete penetrating imaging radar |
| 08/05/1999 | WO1998047198A9 A preferential crystal etching technique for the fabrication of millimeter and submillimeter wavelength horn antennas |
| 08/04/1999 | EP0933833A1 Waveguide radiator |
| 08/03/1999 | US5933120 Imaging antenna |
| 08/03/1999 | US5933001 To detect incident electromagnetic radiation with an electric field sensor |
| 07/30/1999 | CA2260394A1 Waveguide antenna |
| 07/29/1999 | WO1999038228A1 Multi-primary radiator, down converter and multibeam antenna |
| 07/29/1999 | WO1999038227A1 Multifrequency antenna |
| 07/29/1999 | DE19803067A1 Miniature radar sensor for distance or altitude measurement for e.g. mortar shell detonator |
| 07/28/1999 | CN1224255A Antenna for communicating with low earth orbit satellite |
| 07/28/1999 | CN1224254A Microstrip antenna and device including said antenna |
| 07/27/1999 | US5930680 Method and system for transceiving signals using a constellation of satellites in close geosynchronous orbit |
| 07/27/1999 | US5929822 Electromagnetic exciter feed dipole antenna |
| 07/27/1999 | US5929821 For use in rf broadcasting |
| 07/27/1999 | US5929813 Antenna for mobile communications device |
| 07/27/1999 | CA2197518C Surface mounting antenna and communication apparatus using the same antenna |
| 07/27/1999 | CA2167359C Antenna apparatus using a short patch antenna |
| 07/22/1999 | WO1999036991A1 Method of feeding flat antenna, and flat antenna |
| 07/22/1999 | WO1999036988A1 Antenna assembly for telecommunication devices |
| 07/22/1999 | WO1999036986A2 Boxhorn array architecture using folded junctions |
| 07/20/1999 | US5926148 Three dimensional reconfigurable photoconductive antenna array element |
| 07/20/1999 | US5926147 Planar antenna design |
| 07/20/1999 | US5926136 Antenna apparatus |
| 07/15/1999 | WO1999035711A1 Electromagnetic wave transmitter/receiver |
| 07/15/1999 | WO1999035710A1 Reflector based dielectric lens antenna system |
| 07/15/1999 | DE19800306A1 Aerial unit for filling level measuring radar unit for radiating microwaves along main radiating direction in container |
| 07/14/1999 | EP0929122A2 Reflector based dielectric lens antenna system |
| 07/14/1999 | EP0929121A1 Antenna for mobile communcations device |
| 07/14/1999 | EP0929115A1 Antenna for mobile communications device |
| 07/14/1999 | EP0928503A1 Antenna feed architecture for use with a continuous transverse stub antenna array |
| 07/13/1999 | US5923299 High-power shaped-beam, ultra-wideband biconical antenna |
| 07/13/1999 | US5923290 Array antenna apparatus |
| 07/08/1999 | CA2254139A1 Reflector based dielectric lens antenna system |
| 07/07/1999 | EP0927439A1 Antenna device with improved channel isolation |
| 07/07/1999 | EP0927437A1 Mobile radiotelephony planar antenna |
| 07/01/1999 | WO1999033144A1 Antenna |
| 07/01/1999 | WO1999026357A8 Improvements to above-ground telecommunications systems and methods of designing same |
| 07/01/1999 | DE19758217A1 Dual hybrid antenna for mobile radio, esp. mobile navigation. Applications using GPS signals |
| 07/01/1999 | DE19758216A1 Planar dual tape rotary radiator for mobile radio applications |
| 06/29/1999 | US5917454 Slotted ring shaped antenna |
| 06/24/1999 | WO1998047198A3 A preferential crystal etching technique for the fabrication of millimeter and submillimeter wavelength horn antennas |
| 06/23/1999 | EP0924797A1 Multifrequency microstrip antenna and apparatus using the same |
| 06/23/1999 | EP0924796A2 Micro-strip antenna |
| 06/23/1999 | EP0924795A1 Surface mount antenna and communication apparatus including the same |
| 06/23/1999 | EP0924792A1 Antenna device for a radar level gauge |
| 06/22/1999 | US5914694 Dual-band, dual polarization radiating structure |
| 06/22/1999 | US5914693 Coaxial resonant slot antenna, a method of manufacturing thereof, and a radio terminal |
| 06/22/1999 | US5914688 For transmission and reception of electromagnetic signals |
| 06/16/1999 | EP0923157A1 Antenna realised according to microstrip technique and device incorporating this antenna |
| 06/16/1999 | EP0923156A1 Shorted microstrip antenna and apparatus using the same |
| 06/16/1999 | EP0922942A1 Microwave level gauge with a dielectric insert and method for the manufacture of the dielectric |
| 06/16/1999 | EP0922312A1 Planar antenna radiating structure having quasi-scan, frequency-independent driving-point impedance |
| 06/15/1999 | US5913151 Small antenna for receiving signals from constellation of satellites in close geosynchronous orbit |
| 06/11/1999 | CA2254266A1 Microribbon multifrequency antenna and device including the said antenna |
| 06/11/1999 | CA2254263A1 Microribbon short-circuit antenna and device including the said antenna |
| 06/11/1999 | CA2254255A1 Microribbon antenna and device including the said antenna |
| 06/10/1999 | WO1999028992A1 Radiating cable |
| 06/10/1999 | WO1999028991A1 Transducer for transmitting-receiving microwave radio energy |