Patents for H01Q 5 - Arrangements for simultaneous operation of aerials on two or more different wavebands (11,466) |
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04/29/1999 | WO1999021247A1 Directional antenna assembly for vehicular use |
04/29/1999 | WO1999021245A1 Compact antenna structures including baluns |
04/28/1999 | EP0911906A2 Transparent planar antenna structure |
04/27/1999 | US5898411 Single-element, multi-frequency, dipole antenna |
04/27/1999 | US5898406 Antenna mounted diplexer |
04/22/1999 | WO1999019939A1 Dual band phased array antenna |
04/14/1999 | EP0907983A1 A planar dual-frequency array antenna |
04/08/1999 | WO1999017396A1 A radio unit casing for a portable radio unit |
04/06/1999 | US5892485 Dual frequency reflector antenna feed element |
03/31/1999 | EP0904611A1 Meander antenna device |
03/31/1999 | CN1212791A Combination satellite and VHF/UHF receiving antenna |
03/31/1999 | CN1212790A Folded bow-tie antenna |
03/31/1999 | CN1212789A Orthogonal switched antenna system |
03/25/1999 | WO1999014819A1 Dual-band helix antenna with parasitic element |
03/24/1999 | EP0903805A2 Planar antenna device and a method for providing conductive elements on a substrate |
03/24/1999 | CN1211833A Antenna assembly |
03/18/1999 | WO1999013530A1 Dual band, panel mount antenna |
03/18/1999 | WO1999013526A1 Dual band, glass mount antenna and flexible housing therefor |
03/16/1999 | CA2176877C Common aperture isolated dual frequency band antenna |
03/10/1999 | CN1210423A Circuits and systems for generating and communicating advanced television signals |
03/09/1999 | US5880697 Low-profile multi-band antenna |
03/09/1999 | US5880694 Planar low profile, wideband, wide-scan phased array antenna using a stacked-disc radiator |
03/03/1999 | EP0899811A2 All-around vehicle antenna-apparatus |
03/03/1999 | EP0670079B1 Y-antenna |
02/25/1999 | WO1999009610A1 Antenna unit and signal switching circuit |
02/23/1999 | US5874919 Stub-tuned, proximity-fed, stacked patch antenna |
02/17/1999 | EP0896748A1 Dual band antenna |
02/16/1999 | US5872543 Smithdom multiband antenna |
02/10/1999 | EP0896384A2 Multi-band antenna suitable for use in a mobile radio device |
02/09/1999 | US5870066 Chip antenna having multiple resonance frequencies |
02/09/1999 | US5870060 For a space satellite |
02/07/1999 | CA2244723A1 Multi-band antenna suitable for use in a mobile radio device |
02/03/1999 | EP0895300A2 Antenna coupler for testing of mobile telephones |
02/03/1999 | CN1207004A Radio telephone with differential driving various antenna structure and driving method |
02/02/1999 | US5867131 Antenna for a mobile computer |
01/28/1999 | WO1999004452A1 Dual band antenna |
01/27/1999 | EP0857359A4 A linear diversity antenna |
01/26/1999 | US5864318 Composite antenna for cellular and gps communications |
01/21/1999 | WO1999003168A1 Trap microstrip pifa |
01/21/1999 | WO1999003166A1 Antenna device for a hand-portable radio communication unit |
01/20/1999 | EP0892459A1 Double resonance antenna structure for several frequency ranges |
01/19/1999 | US5861848 Circularly polarized wave patch antenna with wide shortcircuit portion |
01/19/1999 | US5861845 Wideband phased array antennas and methods |
01/13/1999 | CN1205118A Multiple frequency antenna |
01/13/1999 | CN1204874A Wide band printed phased array antenna for microwave and mm-wave applications |
01/12/1999 | US5859620 Multiband feedhorn mount assembly for ground satellite receiving antenna |
01/12/1999 | US5859618 Composite rooftop antenna for terrestrial and satellite reception |
01/07/1999 | WO1999000871A1 Antenna feed architecture for use with a continuous transverse stub antenna array |
01/07/1999 | EP0889543A1 Wide band printed dipole antenna for microwave and mm-wave applications |
12/30/1998 | WO1998044589A3 Dual-band helical antenna |
12/30/1998 | EP0887880A2 A multi-band antenna having a common feed |
12/30/1998 | CN1203464A Multi-band slot antenna structure and method |
12/30/1998 | CA2241128A1 Wide band printed phase array antenna for microwave and mm-wave applications |
12/30/1998 | CA2241006A1 A multi-band antenna having a common feed |
12/23/1998 | WO1998058422A1 Dual band antenna for mobile communications |
12/23/1998 | EP0886336A2 Planar low profile, wideband, widescan phased array antenna using a stacked-disc radiator |
12/23/1998 | CN1202986A Very small aperture terminal and antenna for use therein |
12/16/1998 | EP0884796A2 Antenna device consisting of bent or curved portions of linear conductor |
12/16/1998 | EP0883908A1 Combination satellite and vhf/uhf receiving antenna |
12/16/1998 | EP0883907A1 Folded bow-tie antenna |
12/16/1998 | EP0883905A1 Orthogonal switched antenna system |
12/15/1998 | US5850612 Multi-axis vertically corrected antenna for handheld wireless communications devices |
12/15/1998 | US5850198 Flat antenna with low overall height |
12/03/1998 | WO1998054784A1 Radio apparatus with a built-in antenna |
12/03/1998 | DE19722506A1 Funkgerät Radio set |
12/02/1998 | EP0881703A1 Stiff antenna and corresponding fabrication method |
12/02/1998 | EP0843905A4 Fractal antennas, resonators and loading elements |
12/01/1998 | US5844525 Printed monopole antenna |
11/26/1998 | WO1998053524A1 Highly isolated multiple frequency band antenna |
11/26/1998 | WO1998053523A1 Radiotelephones with switching antenna matching system |
11/24/1998 | US5841407 For coupling to a wave launching structure |
11/24/1998 | US5841401 Printed circuit antenna |
11/18/1998 | EP0878864A2 Chip antenna and mobile communication apparatus using the same |
11/17/1998 | US5838282 Multi-frequency antenna |
11/10/1998 | US5835067 Short vertical 160 meter band antenna |
11/10/1998 | US5835057 For use in a vehicle |
11/05/1998 | WO1998049748A1 Stacked patch antenna with frequency band isolation |
11/05/1998 | WO1998049747A1 Dual-band antenna with a single matching network |
11/05/1998 | WO1998049743A1 Antenna for radio communications apparatus |
11/05/1998 | WO1998049742A1 An antenna for a radio communications apparatus |
11/04/1998 | EP0875955A1 Multiband reception antenna for terrestrial digital audio broadcast bands |
11/03/1998 | US5831581 Dual frequency band planar array antenna |
10/30/1998 | CA2232254A1 Multiband reception antenna for terrestrial digital audio broadcast bands |
10/29/1998 | WO1998048479A1 A multi-frequency antenna |
10/29/1998 | WO1998048477A1 Multiple band whip antenna |
10/29/1998 | WO1998048473A1 A coupler for a multi-frequency antenna |
10/29/1998 | CA2286844A1 A multi-frequency antenna |
10/29/1998 | CA2286841A1 A coupler for a multi-frequency antenna |
10/27/1998 | US5828348 Dual-band octafilar helix antenna |
10/27/1998 | US5828345 Electrically short wide-band, wide-scan, slow wave dual notch radiator |
10/27/1998 | US5828342 Multiple band printed monopole antenna |
10/20/1998 | US5825335 Sheet antenna apparatus |
10/14/1998 | EP0871238A2 Broadband antenna realized with shorted microstrips |
10/14/1998 | CN1195907A Composite rooftop antenna for terrestrial and satallite reception |
10/14/1998 | CN1195906A Multi-band antenna structure for portable radio |
10/14/1998 | CN1195905A Multi-band antenna structure |
10/14/1998 | CN1195900A Multibeam antenna |
10/13/1998 | US5822684 Antenna switching circuit and wireless communication system |
10/13/1998 | US5821908 Spherical lens antenna having an electronically steerable beam |
10/13/1998 | US5821903 Conformal antenna for wireless local area network transceivers |