Patents
Patents for H01Q 11 - Electrically-long aerials having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements (4,834)
06/2002
06/19/2002EP1214753A1 Adaptive multifilar antenna
06/19/2002CN1354899A Transmitting and receiving antenna
06/19/2002CN1354897A Loop antenna with at least two resonant frequencies
06/18/2002US6407720 Capacitively loaded quadrifilar helix antenna
06/18/2002CA2311331C Antenna feeding circuit
06/12/2002EP1213786A1 A switchable transceiver antenna
06/11/2002US6405064 Portable wireless device
06/06/2002WO2002045209A1 High gain, frequency tunable variable impedance transmission line loaded antenna providing multi-band operation
06/06/2002WO2002045208A1 Helical antenna
06/06/2002US20020067316 Antenna
06/04/2002USH2028 Frequency-scan traveling wave antenna
06/04/2002US6400339 Antenna device comprising capacitively coupled radiating elements and a hand-held radio communication device for such antenna device
06/04/2002US6400327 Loaded antenna
05/2002
05/29/2002EP0950269B1 Dual band antenna
05/29/2002CN1351392A 天线 Antenna
05/28/2002US6396439 Method for controlling the radiation pattern of an antenna means, an antenna system and a radio communication device
05/21/2002US6392604 Antenna device comprising sliding connector means
05/21/2002US6392599 Communication antenna and equipment
05/16/2002WO2001052354A9 Coaxial dielectric rod antenna
05/14/2002US6388633 Multibeam antenna
05/14/2002US6388625 Antenna device and mobile communication unit
05/10/2002WO2002037609A1 Multi-band antenna
05/10/2002WO2002037607A1 Planar type wideband lpda antenna applied to vhf/uhf channel
05/10/2002WO2002015329B1 Contrawound antenna
05/09/2002US20020055336 Antenna module for cellular phone with two helix antennas
05/08/2002EP1204159A2 Antenna equipment
05/08/2002CN1348619A Impedance matching circuit and antenna using impedance matching circuit
05/07/2002US6384799 Antenna having a helical antenna element extending along a cylindrical flexible substrate
05/07/2002US6384798 Quadrifilar antenna
05/07/2002US6384767 Circularly polarizing radar transponder and lifesaving apparatus
05/02/2002EP1202381A2 Antenna
05/02/2002EP1202379A1 Antennas with integrated windings
04/2002
04/30/2002US6380903 Antenna systems including internal planar inverted-F antennas coupled with retractable antennas and wireless communicators incorporating same
04/25/2002WO2002033788A1 Helical antenna structure in a mobile terminal
04/25/2002WO2002033783A2 Three dimensional antenna configured of shaped flex circuit electromagnetically coupled to transmission line feed
04/25/2002WO2001045205A3 Antenna coupling systems and methods for transmitters
04/25/2002US20020047813 Helical antenna structure in a mobile terminal
04/25/2002US20020047812 Antenna having a helical antenna element extending along a cylindrical flexible substrate
04/25/2002US20020047810 Vehicle antenna assembly for receiving satellite broadcast signals
04/25/2002US20020047806 Extendible whip antenna assembly with a whip antenna having a notched stopper
04/23/2002US6377226 Dual band antenna
04/18/2002WO2002031920A1 Improvements to transmission/reception sources of electromagnetic waves for multireflector antenna
04/17/2002EP1198025A1 A device for the reception of GPS signals
04/17/2002EP1196965A1 Helical antenna
04/17/2002EP1196963A1 Loop antenna with at least two resonant frequencies
04/16/2002US6373448 Antenna for broadband wireless communications
04/11/2002WO2002029925A1 Antenna module for cellular phone with two helix antennas
04/11/2002US20020041257 Device for the reception of GPS position signals
04/09/2002US6369776 Antenna
04/09/2002US6369775 Antenna assembly and multiband stubby antenna
04/09/2002US6369764 Extendible whip antenna assembly with a whip antenna having a notched stopper
04/04/2002WO2002027861A1 Antenna assembly and multiband stubby antenna
04/04/2002US20020040185 Systems and methods for evaluating the urethra and the periurethral tissues
04/04/2002US20020039891 System and method for dynamically varying operational parameters of an amplifier
04/03/2002EP0870344B1 Contrawound toroidal helical antenna
04/03/2002EP0850496B1 Transmission device with omnidirectional antenna
03/2002
03/28/2002WO2002025772A1 Dual band antenna
03/28/2002WO2001056469A3 Magnetic resonance imaging transseptal needle antenna
03/27/2002CN1342002A Source antenna for transmitting/receiving electromagnetic wave for satellite communication system
03/27/2002CN1081836C Method and antenna for providing omnidirectional pattern
03/26/2002US6362796 Broadband antenna
03/21/2002WO2002023673A1 Variable-pitch helical antenna, and corresponding method
03/21/2002WO2001009977A3 Body-worn personal communications apparatus
03/21/2002US20020033778 Chip antenna, radio communications terminal and radio communications system using the same and method for production of the same
03/20/2002EP1188202A1 Device for transmitting and/or receiving signals
03/14/2002US20020030633 Antenna unit having a helical antenna as an antenna element
03/14/2002US20020030632 Coaxial dielectric rod antenna with multi-frequency collinear apertures
03/14/2002US20020030629 Compact dual mode integrated antenna system for terrestrial cellular and satellite telecommunications
03/13/2002CN1340225A Helical antenna for frequencies in excess of 200 MHZ
03/12/2002US6356244 Antenna device
03/07/2002DE10037472A1 Antenne, Verfahren zur Herstellung und Verfahren zur Montage Antenna, processes for preparing and methods for mounting
03/06/2002EP1183666A1 System for remote data collection
02/2002
02/28/2002WO2002017434A1 High gain, frequency tunable variable impedance transmission line loaded antenna with radiating and tuning wing
02/28/2002WO2001091227A3 Wideband meander line loaded antenna
02/28/2002US20020024476 Simple helical antenna and method of producing the same
02/28/2002US20020024473 Low profile, high gain frequency tunable variable impedance transmission line loaded antenna
02/28/2002US20020024472 High gain, frequency tunable variable impedance transmission line loaded antenna having shaped top plates
02/27/2002EP1182729A1 Transmitting and receiving antenna
02/27/2002EP1181741A1 Helical antenna manufacturing apparatus and method thereof
02/27/2002CN1338133A An antenna
02/26/2002US6351251 Helical antenna
02/26/2002US6351248 Directional antenna
02/21/2002WO2002015329A1 Contrawound antenna
02/20/2002CN1336700A Multiple band antenna
02/20/2002CN1079589C Telescopic aerial assembly for radio communication device
02/19/2002CA2292635C Compact spiral antenna
02/19/2002CA2136920C Helical microstrip antenna with impedance taper
02/14/2002WO2000062672A9 Methods for in vivo magnetic resonance imaging
02/14/2002US20020018026 Antenna apparatus having a simplified structure
02/14/2002US20020018024 Source-antennas for transmitting/receiving electromagnetic waves
02/14/2002US20020018019 Source antennas for transmitting/receiving electromagnetic waves for satellite telecommunications systems
02/12/2002US6346926 Helical antenna
02/12/2002US6346921 Broadband antenna
02/07/2002WO2002011241A1 Antenna, method for production and assembly thereof
02/06/2002EP1178565A1 Chip antenna
02/06/2002CN1334977A Antenna unit and radio apparatus with internal same
02/06/2002CN1334976A antenna and mobile radio unit
02/05/2002US6344834 Low angle, high angle quadrifilar helix antenna
01/2002
01/31/2002WO2002009230A1 Antenna
01/30/2002CN2475153Y Coil antenna with internal matching circuit
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