Patents for H01Q 9 - Electrically-short aerials having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements (23,053) |
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03/17/1987 | US4651159 Microstrip antenna |
03/10/1987 | US4649396 Double-tuned blade monopole |
03/05/1987 | DE3529914A1 Microwave aerial |
03/04/1987 | EP0124559B1 Broadband directional antenna |
03/03/1987 | US4647941 Telescopic antenna extended by coaxial cable feed |
02/24/1987 | US4646101 Antenna support |
02/17/1987 | US4644366 Miniature radio transceiver antenna |
02/17/1987 | US4644364 Method of and means for coupling a two conductor transmission line to an antenna |
02/17/1987 | US4644361 Combination microstrip and unipole antenna |
02/12/1987 | WO1987000974A1 Mobile antenna feed system |
02/12/1987 | DE3527651A1 Additional device for an antenna in the form of an individual aerial |
02/10/1987 | US4642650 Portable HF antenna |
02/03/1987 | US4641366 Portable radio communication apparatus comprising an antenna member for a broad-band signal |
02/03/1987 | US4641317 Spread spectrum radio transmission system |
02/03/1987 | US4641145 Microwave antenna having an array of radiating elements for circularly polarized signals |
01/22/1987 | DE3526058A1 Room-antenna housing |
01/21/1987 | EP0209156A2 Planar antenna with patch radiators |
01/15/1987 | WO1987000351A1 Axial multipole mobile antenna |
01/14/1987 | CN86201860U Plane spiral receiving antenna of tv set |
01/14/1987 | CN85204947U Quasi-choke device |
01/13/1987 | US4636802 Electrical connector for spiral antenna and resistive/capacitive contact therefor |
01/06/1987 | US4635070 Dual mode antenna having simultaneous operating modes |
01/06/1987 | US4635069 Mutual-coupling multi-element FM antenna |
01/06/1987 | US4635068 Double-tuned disc loaded monopole |
01/02/1987 | DE3247425A1 Printed dipol antenna using stripline technology |
12/30/1986 | US4633265 Low frequency/high frequency omnidirectional antenna formed of plural dipoles extending from a common center |
12/30/1986 | US4633263 Corona mode ELF antenna system |
12/30/1986 | EP0207029A2 Electromagnetically coupled microstrip antennas having feeding patches capacitively coupled to feedlines |
12/17/1986 | EP0205227A1 Aerials |
12/17/1986 | EP0204886A2 Antenna for a radio transmitting and receiving apparatus |
12/17/1986 | EP0204804A1 Omnidirectional antenna array. |
12/16/1986 | US4630064 Spiral antenna with selectable impedance |
12/16/1986 | US4630062 Horn antenna with wide flare angle |
12/16/1986 | US4630061 Antenna with unbalanced feed |
12/16/1986 | CA1215463A1 Antenna construction |
12/09/1986 | US4628322 Low profile antenna on non-conductive substrate |
11/25/1986 | CA1214546A1 Non-resonant monopole antenna |
11/25/1986 | CA1214545A1 Broadband diamond-shaped antenna |
11/18/1986 | US4623895 Flexible broadband UHF antenna |
11/18/1986 | US4623894 Interleaved waveguide and dipole dual band array antenna |
11/12/1986 | EP0200819A2 Antenna array |
11/11/1986 | US4622558 Toroidal antenna |
11/04/1986 | CA1213668A1 Two element low profile antenna |
10/28/1986 | US4620194 Tunable antenna with variable series L-C network |
10/23/1986 | WO1986006216A1 Multiband antenna |
10/22/1986 | EP0198578A1 Dual polarised sinuous antennas |
09/30/1986 | CA1212174A1 Furniture antenna system |
09/24/1986 | EP0195356A2 L-band antenna for mobile satellite broadcasting |
09/23/1986 | US4613868 Method and apparatus for matched impedance feeding of microstrip-type radio frequency antenna structure |
09/09/1986 | US4611214 Tactical high frequency array antennas |
09/09/1986 | CA1211210A1 Coaxial dipole antenna with extended effective aperture |
09/09/1986 | CA1211209A1 Antenna structure |
09/09/1986 | CA1211208A1 Electromagnetic wave radiator and use thereof in an electronic sweep antenna |
09/03/1986 | EP0193426A1 Miniature antenna providing gain |
09/02/1986 | US4609888 Direction finding antenna interface |
08/27/1986 | CN85204031U Double image-proof antenna for tv set |
08/26/1986 | US4608572 Broad-band antenna structure having frequency-independent, low-loss ground plane |
08/12/1986 | US4605934 Broad band spiral antenna with tapered arm width modulation |
08/12/1986 | US4605933 Extended bandwidth microstrip antenna |
08/12/1986 | US4605932 Nested microstrip arrays |
08/06/1986 | EP0189630A1 Low Frequency/high frequency omnidirectional antenna. |
07/23/1986 | EP0188087A1 Microstrip patch antenna system |
07/22/1986 | CA1208353A1 Collapsible motor operated antenna |
07/15/1986 | US4600926 Television antenna |
07/09/1986 | EP0186693A1 Telescopic antenna. |
07/02/1986 | EP0186455A2 A dipole array |
07/01/1986 | US4598296 Dipole antenna system with overhead coverage having equidirectional-linear polarization |
06/19/1986 | WO1986003624A1 Omnidirectional antenna array |
06/17/1986 | CA1206256A1 Compact, adjustable antenna |
06/11/1986 | EP0184235A1 Vor antenna design |
06/10/1986 | CA1205903A1 Emitting-receiving antennas |
06/03/1986 | US4593289 Multi-band dipole antenna with matching stubs |
06/03/1986 | CA1205555A1 Flexible broadband uhf antenna |
05/27/1986 | US4591863 Low profile antenna suitable for use with two-way portable transceivers |
05/20/1986 | US4590614 Dipole antenna for portable radio |
05/06/1986 | US4587525 180 degree dipole phase shifter |
05/06/1986 | US4587524 Reduced height monopole/slot antenna with offset stripline and capacitively loaded slot |
04/22/1986 | US4584587 Tuneable antenna with inductive coupling at input |
04/22/1986 | US4584586 Multi-turn loop reception antenna |
04/22/1986 | US4584585 For use with hand held, portable electronic apparatus |
04/09/1986 | EP0177362A2 Portable radio communication apparatus comprising an antenna member for a broad-band signal |
04/02/1986 | EP0176311A2 Small antenna |
03/26/1986 | EP0175055A2 Cable-connecting device for a symmetrical antenna |
03/18/1986 | CA1202086A1 Directivity diversity communication system with microstrip antenna |
03/12/1986 | EP0174068A1 Improvements in or relating to microstrip antennas |
03/11/1986 | US4575725 Double tuned, coupled microstrip antenna |
02/25/1986 | US4573212 Integrated receiver antenna device |
02/25/1986 | US4573056 Dipole radiator excited by a shielded slot line |
02/19/1986 | EP0171866A1 Vibration tolerant whip antenna |
02/18/1986 | US4571596 Antenna matching device |
02/18/1986 | US4571592 Skin effect antennas |
02/11/1986 | US4570165 Adjustable loop and dipole antenna |
02/05/1986 | EP0170344A2 Dipole antenna system with overhead coverage having equidirectional-linear polarization |
02/04/1986 | US4568944 Y-Shaped dipole antenna |
01/28/1986 | US4567487 Vibration-tolerant whip antenna |
01/16/1986 | WO1986000471A1 Telescopic antenna |
01/14/1986 | US4564842 Singly fed circularly polarized microstrip antenna |
01/14/1986 | CA1199402A1 Vehicle-mounted antenna with adjustable-length capabilities |
01/07/1986 | CA1199106A1 Subsurface radiating dipole |
12/17/1985 | US4559539 Spiral antenna deformed to receive another antenna |