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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05/21/1985 | US4518967 Tapered-width leaky-waveguide antenna |
05/21/1985 | CA1187602A1 Horn antenna and mixer construction for microwave radar detectors |
05/07/1985 | US4516131 Variable slot conductance dielectric antenna and method |
05/07/1985 | US4516129 Waveguide with dielectric coated flange antenna feed |
04/30/1985 | CA1186405A1 Radiating element or receiver for circularly polarized high-frequency signals and planar high- frequency antenna comprising a network of elements of these types |
04/16/1985 | CA1185696A1 Reflector-type microwave antennas with absorber lined conical feed |
04/09/1985 | US4510498 Plate antenna for direction finder |
04/02/1985 | US4509053 Blade antenna with shaped dielectric |
03/26/1985 | US4507665 Primary source with frequency re-utilization |
03/26/1985 | US4507664 Dielectric image waveguide antenna array |
03/20/1985 | EP0134611A1 A flat microwave emitting or receiving antenna array, and microwave signal emitting or receiving system comprising a such flat antenna |
03/12/1985 | US4504836 Antenna feeding with selectively controlled polarization |
03/05/1985 | CA1183601A1 Stripline antennas |
03/05/1985 | CA1183600A1 Stripline antennas |
02/19/1985 | US4500887 Microstrip notch antenna |
02/19/1985 | CA1182903A1 Radiating cable with plurality of radiating sheaths |
02/05/1985 | US4498061 Microwave receiving device |
01/08/1985 | US4492020 Method for fabricating corrugated microwave components |
01/02/1985 | EP0130154A2 Multi-shaped-beam reflector antenna |
12/27/1984 | EP0128970A1 Four-port network for a monopulse-tracking microwave antenna |
12/18/1984 | USRE31772 Digital bearing indicator |
12/18/1984 | US4489331 Two-band microwave antenna with nested horns for feeding a sub and main reflector |
12/18/1984 | US4489328 Plural microstrip slot antenna |
12/18/1984 | CA1179753A1 Microwave receiver for circularly polarized signals |
12/11/1984 | US4488157 Slot array antenna assembly |
12/04/1984 | US4486758 Antenna element for circularly polarized high-frequency signals |
11/20/1984 | CA1178344A1 Distributed array of josephson devices with coherence |
11/13/1984 | US4482899 Wide bandwidth hybrid mode feeds |
11/07/1984 | EP0124357A2 Open waveguide electromagnetic wave radiator for heating a plasma |
11/07/1984 | EP0123870A1 Doppler radar velocity measurement apparatus |
10/31/1984 | EP0123350A1 Plane microwave antenna with a totally suspended microstrip array |
10/24/1984 | EP0122391A1 Broadband microwave radiator |
10/17/1984 | EP0121722A1 A singly fed circularly polarized microstrip antenna |
10/16/1984 | US4477816 Corrugated antenna feed horn with means for radiation pattern control |
10/16/1984 | US4477813 Microstrip antenna system having nonconductively coupled feedline |
10/16/1984 | CA1176368A1 Two-band microwave source and an antenna equipped with said source |
10/11/1984 | WO1984004002A1 Waveguide antenna |
10/09/1984 | CA1175935A1 Feed horn for reflector antennae |
10/02/1984 | US4475107 Circularly polarized microstrip line antenna |
09/18/1984 | US4472721 Broadband corrugated horn radiator |
09/18/1984 | CA1174760A1 Multimode ultrahigh-frequency source comprising a profiled obstacle |
09/11/1984 | CA1174036A1 Method of grading radiating transmission lines |
09/05/1984 | EP0117803A1 Wideband primary microwave horn radiator and antenna using such a primary radiator |
08/28/1984 | US4468673 Frequency scan antenna utilizing supported dielectric waveguide |
08/28/1984 | US4468672 Wide bandwidth hybrid mode feeds |
08/07/1984 | US4464665 Slotted cable antenna structure |
07/10/1984 | US4459594 Stripline antennas |
07/10/1984 | US4459593 Stripline antennas |
06/13/1984 | EP0110479A1 Directive thin double antenna for microwaves |
05/29/1984 | US4451830 VHF Omni-range navigation system antenna |
05/24/1984 | WO1984002038A1 Broadband directional antenna |
05/16/1984 | EP0108463A1 Radiating element for cross-polarized microwave signals and planar antenna consisting of an array of such elements |
05/01/1984 | CA1166743A1 Vhf omni-range navigation system antenna |
04/26/1984 | WO1984001669A1 Continuous ferrite aperture for electronic scanning antennas |
04/17/1984 | US4443805 Plate-type antenna with double circular loops |
04/17/1984 | US4443804 Modified difference mode coaxial antenna with flared aperture |
04/17/1984 | US4443802 Stripline fed hybrid slot antenna |
04/11/1984 | EP0105103A2 Microstrip antenna system having nonconductively coupled feedline |
04/10/1984 | US4442437 Small dual frequency band, dual-mode feedhorn |
04/06/1984 | EP0092571A4 Wide bandwidth hybrid mode feeds. |
04/03/1984 | US4441091 Low loss leakage transmission line |
03/27/1984 | US4439748 Corrugated waveguide or feedhorn assembled from grooved pieces |
03/20/1984 | CA1164088A1 Antenna feeder system |
03/15/1984 | WO1984001058A1 Method for fabricating corrugated microwave components |
03/06/1984 | US4435715 Rod-excited waveguide slot antenna |
02/21/1984 | US4432193 Method of grading radiating transmission lines |
02/14/1984 | US4431998 Circularly polarized hemispheric coverage flush antenna |
02/14/1984 | US4431997 Compound element for image element antennas |
02/14/1984 | US4431996 Missile multi-frequency antenna |
02/08/1984 | EP0100123A2 A directive antenna element |
01/17/1984 | US4426649 Folded back doublet antenna for very high frequencies and networks of such doublets |
01/03/1984 | US4424517 Integrated dielectric waveguide radar front end device |
12/13/1983 | US4420756 Multi-mode tracking antenna feed system |
12/13/1983 | CA1158766A1 Rectangular beam shaping antenna |
11/15/1983 | US4415900 Cavity/microstrip multi-mode antenna |
11/15/1983 | CA1157146A1 Antenna feedhorn having an elliptical radiation pattern |
11/08/1983 | US4414550 Low profile circular array antenna and microstrip elements therefor |
11/02/1983 | EP0092571A1 Wide bandwidth hybrid mode feeds. |
10/25/1983 | US4412222 Dual polarized feed with feed horn |
10/18/1983 | US4410892 Reflector-type microwave antennas with absorber lined conical feed |
10/18/1983 | US4410890 VHF Directional receiver |
10/11/1983 | US4409595 Stripline slot array |
10/04/1983 | US4408208 Dip brazed corrugated feed horn |
10/04/1983 | US4408171 Noise filter with socket attached thereto |
09/21/1983 | EP0089084A1 Flat microwave antenna structure |
09/07/1983 | EP0087683A1 Radiant-slot television aerial, especially for indoor use |
08/23/1983 | US4400702 Shortened antenna having coaxial lines as its elements |
08/16/1983 | US4399341 Microwave heating apparatus |
08/10/1983 | EP0085486A1 Antenna arrangement |
08/09/1983 | US4398199 Circularly polarized microstrip line antenna |
06/29/1983 | EP0082751A1 Microwave radiator and its use in an electronically scanned antenna |
06/14/1983 | US4388625 Multimode diagonal feed horn |
06/07/1983 | CA1147851A1 Slot array antenna with amplitude taper across a small circular aperture |
05/25/1983 | EP0079533A1 Horn antenna |
05/24/1983 | CA1147032A1 Radiation cable |
05/11/1983 | WO1983001711A1 Wide bandwidth hybrid mode feeds |
05/03/1983 | CA1145843A1 Coaxial phased array antenna |
04/12/1983 | US4380014 Feed horn for reflector antennae |
03/16/1983 | EP0074153A2 Horn antenna |
03/15/1983 | US4376938 Wire grid microstrip antenna |