Patents
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)
06/2001
06/27/2001EP1111717A1 Directional antenna with electromagnetic interference suppressor
06/27/2001EP1111712A1 An antenna assembly
06/27/2001EP1111710A2 Mobile communication station and its associated antenna
06/27/2001EP1110273A1 Mobile transmission antenna
06/27/2001EP1110272A1 Plasma antenna
06/27/2001EP1110270A1 Microwave dielectric material
06/27/2001CN1301414A Antenna for mobile communications
06/27/2001CN1301056A Double frequency band antenna for mobile communication unit
06/26/2001US6252554 Antenna structure
06/26/2001US6252553 Multi-mode patch antenna system and method of forming and steering a spatial null
06/26/2001US6252552 Planar dual-frequency antenna and radio apparatus employing a planar antenna
06/26/2001US6252551 Antenna unit and signal switching circuit
06/26/2001US6252549 Apparatus for receiving and transmitting radio signals
06/26/2001US6252546 Method and apparatus for processing multipath reflection effects in timing systems
06/26/2001CA2277154C Dual band antenna
06/21/2001WO2001045207A1 Microstrip antenna
06/21/2001WO2001045206A1 Omnidirectional antenna utilizing an asymmetrical bicone as a passive feed for a radiating element
06/21/2001WO2001045203A1 Radio transmitter/radio receiver unit comprising a tuneable antenna
06/21/2001WO2001045200A1 Orthogonal slot antenna assembly
06/21/2001WO2001045198A1 Radio frequency antenna for an object interrogation device comprising a radiofrequency antenna associated with an electronic circuit
06/21/2001DE19961488A1 Antenna for communications terminal has a relatively large bandwidth and can be manufactured cheaply and reproducibly
06/21/2001DE19961387A1 Radar sensor for vehicle to determine space to other vehicles has transmitter and receiver unit with one part planar antenna, where unit can be plug-connected to control and processing electronics
06/21/2001DE10059027A1 Car antenna has slot with common mode noise rejection circuit is cheap rejects vehicle noise
06/20/2001EP1109251A2 Antenna unit and communication device using the same
06/20/2001EP1108616A2 Planar microstrip antenna for motor-vehicle system
06/19/2001US6249261 Polymer, composite, direction-finding antenna
06/19/2001US6249260 T-top antenna for omni-directional horizontally-polarized operation
06/19/2001US6249255 Antenna assembly, and associated method, having parasitic element for altering antenna pattern characteristics
06/19/2001US6249254 Flat panel antenna
06/13/2001EP1105855A1 Applications for radio frequency identification systems
06/13/2001DE19955950A1 Antennensystem Antenna system
06/13/2001CN1299525A Uniplanar dual strip antenna
06/13/2001CN1299159A Coaxial cable antenna and its making method
06/13/2001CN1299158A Antenna element
06/12/2001US6246372 Extendable whip antenna
06/12/2001US6246371 Wide band antenna means incorporating a radiating structure having a band form
06/12/2001US6246370 Microwave flat antenna
06/12/2001US6246368 Microstrip wide band antenna and radome
06/12/2001US6246356 Omnidirectional transponder
06/12/2001US6246295 Planar radiation oscillator apparatus
06/07/2001WO2001041319A1 Component field antenna for induction borehole logging
06/07/2001WO2001041257A1 Antenna device with transceiver circuitry
06/07/2001WO2001041256A1 An antenna assembly and a method of mounting an antenna assembly
06/07/2001WO2001041254A1 Antenna and radio device
06/07/2001WO2001040752A1 Water leak detector and antenna thereof
06/07/2001US20010002824 Combination antenna mount
06/07/2001US20010002823 Multiple band, multiple branch antenna for mobile phone
06/06/2001CN1298265A Collapsible dipole antenna
06/06/2001CN1066859C 天线 Antenna
06/05/2001US6243040 Hermetic package with external patch antenna and associated method
06/05/2001US6243013 Cascaded DC voltages of multiple antenna RF tag front-end circuits
05/2001
05/31/2001WO2001039327A1 Antenna system
05/31/2001WO2001039326A1 Improved fabric antenna
05/31/2001WO2001039321A1 Capacitively loaded antenna and an antenna assembly
05/31/2001WO2001039319A1 Broad-band scissor-type antenna
05/31/2001DE19950580A1 Überspannungsschutzanordnung Overvoltage protection order
05/30/2001CN1297593A Ground extension arrangement for coupling to ground means in antenna system, and antenna system and mobile radio device having such ground arrangement
05/30/2001CN1066579C Antenna assembly and electrical device including same
05/29/2001US6239768 Dual band retractable antenna system with capacitive coupling
05/29/2001US6239765 Asymmetric dipole antenna assembly
05/29/2001US6239764 Wideband microstrip dipole antenna array and method for forming such array
05/29/2001US6239755 Balanced, retractable mobile phone antenna
05/29/2001US6239753 Transmitter-and-receiver device
05/29/2001US6239751 Low profile tunable antenna
05/29/2001US6239750 Antenna arrangement
05/25/2001WO2001037372A1 Plate antenna
05/25/2001WO2001037371A1 An antenna device and a communication device comprising such an antenna device
05/25/2001WO2001037370A1 An antenna device, a communication device comprising such an antenna device and a method of operating the communication device
05/25/2001WO2001037369A1 An antenna device and a communication device comprising such an antenna device
05/25/2001WO2001037368A1 Mobile satellite communication terminal and method for using the same
05/25/2001WO2001037366A1 Deformable patch antenna
05/25/2001WO2001036993A1 Quadripole antenna used in a nmr system
05/25/2001CA2390089A1 Mobile satellite communication terminal and method for using the same
05/23/2001EP1102349A2 High performance, directional cellular band antenna
05/23/2001EP1102348A1 Surface mounting antenna and communication apparatus using the same antenna
05/23/2001EP1102347A2 Integrated antenna ground plate and EMC shield structure
05/23/2001EP1102346A1 Surface mounting antenna and communication apparatus using the same antenna
05/23/2001EP1101370A1 Wireless local loops including horizontally polarized antennas
05/23/2001DE19955205A1 Coplanar antenna has photonic band gap structure increases bandwidth
05/23/2001DE19928213C1 Slot antenna for automobile has electrically-conductive metal band or metalized coating applied to dielectric plastics carrier body
05/23/2001DE10051661A1 Antenna with high frequency circuit, used as communication antenna, has antenna element connected to high frequency circuit formed in dielectric disk through conductor
05/23/2001CN2431650Y Aerial for receiving wired television and VHF-UHF all-channel television signals
05/23/2001CN1296651A Multiband antenna
05/23/2001CN1296649A Antenna with two active radiators
05/23/2001CN1296647A Substrate antenna
05/23/2001CN1296309A Surface installed antenna and communication equipment using the same
05/22/2001US6236374 Antenna arrangement for transmitting at least two frequencies using a single antenna
05/22/2001US6236373 Vehicle sun visor with radio antenna
05/22/2001US6236367 Dual polarised patch-radiating element
05/22/2001US6236314 Transponder modules, RF tagging system, method of operating a transponder module and methods of tagging an object having a conductive surface
05/17/2001WO2001035492A1 Dual-band transmission device and antenna therefor
05/17/2001WO2001035491A1 Dual-frequency band printed antenna
05/17/2001WO2001035463A2 Overvoltage protection arrangement
05/17/2001DE19936004A1 Transport system has spatially separated aerials of which at least one is active and one is aligned parallel to plane of transport carrier
05/16/2001EP1100148A1 Circularly polarized cross dipole antenna
05/16/2001EP1099275A1 Conformal antenna
05/15/2001US6232925 Antenna device
05/15/2001US6232923 Patch antenna construction
05/15/2001US6232870 Applications for radio frequency identification systems
05/10/2001WO2001033669A1 Dielectric antenna