| 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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| 03/01/2000 | EP0981840A1 High impedance type high frequency antenna |
| 02/29/2000 | US6031509 Self-tuning material for selectively amplifying a particular radio wave |
| 02/29/2000 | US6031495 Antenna system for reducing specific absorption rates |
| 02/29/2000 | CA2208606C Wide-band/dual-band stacked-disc radiators on stacked-dielectric posts phased array antenna |
| 02/24/2000 | WO2000010222A1 Pivotable multiple frequency band antenna with capacitive coupling |
| 02/24/2000 | WO2000010144A1 Applications for radio frequency identification systems |
| 02/24/2000 | WO2000010122A2 Radio frequency identification systems applications |
| 02/24/2000 | DE19837266A1 Dielektrische Resonatorantenne A dielectric resonator antenna |
| 02/23/2000 | EP0981177A2 Transmitting- and receiving device |
| 02/23/2000 | CN1245594A Antenna for radio transmitter and receiver |
| 02/23/2000 | CN1245368A Transmitter-receiver |
| 02/23/2000 | CN1245353A Electromagnetic dipole pilot antenna |
| 02/22/2000 | US6028568 Chip-antenna |
| 02/22/2000 | US6028567 Antenna for a mobile station operating in two frequency ranges |
| 02/22/2000 | US6028564 Wire antenna with optimized impedance for connecting to a circuit |
| 02/17/2000 | WO1999044297A3 Method and apparatus for a distributed base station antenna system |
| 02/16/2000 | EP0980113A2 Antenna device |
| 02/16/2000 | EP0979540A1 Stacked patch antenna with frequency band isolation |
| 02/16/2000 | EP0979537A1 Microwave antenna system and method |
| 02/16/2000 | EP0979536A1 Antenna for radio communications apparatus |
| 02/16/2000 | CN1244956A Dual band antenna |
| 02/16/2000 | CN1244737A Antenna device |
| 02/15/2000 | US6025811 Closely coupled directional antenna |
| 02/15/2000 | US6025808 Passive surface deployed variable inductance wire antenna |
| 02/15/2000 | US6025805 Inverted-E antenna |
| 02/15/2000 | US6025802 Antenna for mobile communications device |
| 02/15/2000 | US6025798 Crossed polarization directional antenna system |
| 02/10/2000 | WO2000007389A1 Wireless local loops including horizontally polarized antennas |
| 02/10/2000 | DE19841187C1 Automobile mobile radio antenna e.g. for car mobile telephone, has reflector screening passenger compartment from electromagnetic radsiation provided by at least one monopole positioned adjacent automobile windscreen |
| 02/10/2000 | CA2336636A1 Wireless local loops including horizontally polarized antennas |
| 02/09/2000 | EP0978897A1 Extending whip antenna having a notched stopper |
| 02/09/2000 | EP0978156A1 A multi-frequency antenna |
| 02/09/2000 | EP0978155A1 Multiple band whip antenna |
| 02/09/2000 | EP0978152A1 A coupler for a multi-frequency antenna |
| 02/09/2000 | CN1244299A Antenna operated with two isolated channels |
| 02/09/2000 | CN1244297A Substantially flat, aperture-coupled antenna element |
| 02/09/2000 | CN1244053A Monopole antenna |
| 02/08/2000 | US6023251 Ceramic chip antenna |
| 02/08/2000 | US6023250 Compact, phasable, multioctave, planar, high efficiency, spiral mode antenna |
| 02/08/2000 | US6023245 Multi-band, multiple purpose antenna particularly useful for operation in cellular and global positioning system modes |
| 02/07/2000 | CA2279607A1 Extendible whip antenna assembly with a whip antenna having a notched stopper |
| 02/03/2000 | WO2000005782A1 Conformal antenna |
| 02/03/2000 | WO2000005781A1 An antenna device |
| 02/02/2000 | EP0977307A1 Multiple-antenna structure, in particular for satellite and ground installations |
| 02/02/2000 | EP0976172A1 Antenna assembly for telecommunication devices |
| 02/02/2000 | CN2362195Y 150MHz small movable duplex spiral aerial |
| 02/01/2000 | US6020862 Method for making non-planar radio frequency device and device produced thereby |
| 02/01/2000 | US6020860 Antenna inner conductor and shorts system |
| 02/01/2000 | US6020857 Strengthened quad antenna structure |
| 02/01/2000 | US6020854 Artillery fuse antenna for positioning and telemetry |
| 02/01/2000 | US6020852 Antenna element for two orthogonal polarizations |
| 02/01/2000 | US6019340 Holding apparatus of an antenna apparatus |
| 01/31/2000 | CA2279219A1 Multiple band antenna |
| 01/27/2000 | DE19933723A1 Integrated dual mode antenna e.g. for satellite broadcast reception |
| 01/26/2000 | EP0975047A2 Planar antenna |
| 01/26/2000 | CN2360944Y Two-layer combined all-channel antenna |
| 01/25/2000 | US6018327 Single-wire spiral antenna |
| 01/25/2000 | US6018324 Omni-directional dipole antenna with a self balancing feed arrangement |
| 01/25/2000 | US6018320 Apparatus and a method relating to antenna systems |
| 01/25/2000 | US6018319 Antenna element |
| 01/25/2000 | CA2177746C Antenna device and communication apparatus incorporating the same |
| 01/20/2000 | WO2000003453A1 Miniature printed spiral antenna for mobile terminals |
| 01/20/2000 | WO2000003452A1 Printed twin spiral dual band antenna |
| 01/20/2000 | WO2000003451A1 A dual band antenna |
| 01/20/2000 | WO1999059223A3 Dual-band microstrip antenna array |
| 01/19/2000 | EP0973230A1 Multifrequency antenna |
| 01/19/2000 | EP0973229A1 Third resonance antenna |
| 01/19/2000 | EP0972317A1 Microstrip array antenna |
| 01/19/2000 | CN1242113A Retractable radiotelephone antennas and associated radiotelephone communication methods |
| 01/18/2000 | USRE36506 Antenna design using a high index, low loss material |
| 01/18/2000 | US6016431 Radiotelephones with integrated matching antenna systems |
| 01/18/2000 | US6016130 Dual-frequency antenna |
| 01/18/2000 | US6016127 Traveling wave antenna |
| 01/18/2000 | US6016108 Antenna tuning control system |
| 01/18/2000 | CA2199456C Wireless communication device with antenna-activated switch |
| 01/18/2000 | CA2164669C Multi-branch miniature patch antenna having polarization and share diversity |
| 01/18/2000 | CA2068521C End fed flat antenna |
| 01/13/2000 | WO2000002287A1 Antenna unit, communication system and digital television receiver |
| 01/12/2000 | EP0970534A1 Antenna for radio transmitter and receiver |
| 01/12/2000 | EP0970455A1 Monitor tag with patch antenna |
| 01/12/2000 | CN2358564Y Adjustable locking pull-rod aerial |
| 01/12/2000 | CN1241045A Radio communication apparatus and double frequency microstrip antenna |
| 01/11/2000 | US6014113 Antenna assembly comprising circuit unit and shield members |
| 01/11/2000 | US6014112 Simplified stacked dipole antenna |
| 01/11/2000 | US6014107 Dual orthogonal near vertical incidence skywave antenna |
| 01/11/2000 | US6014105 Microstrip antenna having an internal feed |
| 01/11/2000 | CA2198111C Method and antenna for providing an omnidirectional pattern |
| 01/05/2000 | EP0969547A2 Antenna device |
| 01/05/2000 | EP0969546A1 Phase delay line for collinear array antenna |
| 01/05/2000 | CN1240305A Pocket portable radio terminal unit |
| 01/04/2000 | US6011964 Helical antenna for a portable radio apparatus |
| 01/04/2000 | US6011525 Variable helical antenna |
| 01/04/2000 | US6011519 Dipole antenna configuration for mobile terminal |
| 01/04/2000 | US6011518 Vehicle antenna |
| 12/30/1999 | DE19828397A1 Tunable antenna for mobile telephone |
| 12/30/1999 | DE19828122A1 Flat antenna, especially for frequencies in GHz range |
| 12/29/1999 | WO1999067852A1 Tuneable antenna with separate radiators and its manufacturing process |
| 12/29/1999 | WO1999067850A1 Device for fixing a rod antenna |
| 12/29/1999 | WO1999067655A1 Device for position determination by means of radio waves |
| 12/29/1999 | WO1999067441A1 Foam-coating method for making antenna elements |