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)
01/2001
01/03/2001EP1064694A1 Radio equipment
01/03/2001EP1026776A4 Portable reception indicator for satellite radio-navigation systems
01/03/2001CN1278959A Dual-band helix antenna with parasitic element
01/03/2001CN1060289C An antenna device for portable equipment
01/02/2001US6169525 High-performance sectored antenna system using low profile broadband feed devices
01/02/2001US6169523 Electronically tuned helix radiator choke
12/2000
12/28/2000WO2000079649A1 Device for transmitting and/or receiving signals
12/28/2000WO2000079644A1 Antenna device
12/26/2000US6166709 Broad beam monofilar helical antenna for circularly polarized radio waves
12/26/2000US6166706 Rotating field antenna with a magnetically coupled quadrature loop
12/26/2000US6166696 Dual radiator galvanic contact antenna for portable communicator
12/26/2000US6166598 Power amplifying circuit with supply adjust to control adjacent and alternate channel power
12/26/2000CA2260380C The log-periodic staggered-folded-dipole antenna
12/21/2000WO2000077951A1 A method for controlling the radiation pattern of an antenna means, an antenna system and a radio communication device
12/21/2000WO2000077885A1 Antenna arrangement
12/20/2000EP1060563A1 Method and apparatus for compensating for delays in modulator loops
12/19/2000US6163307 Multilayered helical antenna for mobile telecommunication units
12/19/2000US6163302 Flexible dual-mode antenna for mobile stations
12/19/2000US6163301 Antenna device for transmitting and receiving RF signals
12/19/2000US6163300 Multi-band antenna suitable for use in a mobile radio device
12/19/2000US6163276 System for remote data collection
12/12/2000US6160525 Low impedance loop antennas
12/12/2000US6160523 Crank quadrifilar slot antenna
12/12/2000US6160516 Dual pattern antenna for portable communications devices
12/12/2000US6160512 Multi-mode antenna
12/07/2000WO2000074173A1 Loop antenna with at least two resonant frequencies
12/07/2000DE19920980A1 Speise- oder Auskoppelvorrichtung für Koaxialleitung, insbesondere für Mehrfach-Koaxialleitung Feed or output for coaxial line, especially for multi-coaxial
12/06/2000EP1058340A1 Antenna, radio device and radio repeater
12/06/2000EP1057223A1 Dual band antenna for radio terminal
12/05/2000US6157346 Hexafilar slot antenna
11/2000
11/30/2000WO2000072405A1 Vehicle antenna assembly for receiving satellite broadcast signals
11/30/2000WO2000062672B1 Methods for in vivo magnetic resonance imaging
11/28/2000US6154184 Antenna apparatus for portable phones
11/28/2000US6154167 Excitation method and ultra-wide bandwidth antenna for ground penetrating radar systems
11/23/2000WO2000070710A1 Helical antenna manufacturing apparatus and method thereof
11/23/2000WO2000070571A1 System for remote data collection
11/21/2000US6150994 Antenna for personal mobile communications or locating equipment
11/21/2000US6150984 Shared antenna and portable radio device using the same
11/21/2000US6150983 Device for receiving and/or transmitting electromagnetic radiation
11/21/2000US6150981 Plane antenna, and portable radio using thereof
11/16/2000WO2000069015A1 Feeding or decoupling device for a coaxial line, especially for a multiple coaxial line
11/14/2000US6147661 Helical coil, method of producing same and helical antenna using same
11/14/2000US6147660 Molded antenna
11/14/2000US6147655 Flat loop antenna in a single plane for use in radio frequency identification tags
11/14/2000CA2229181C Contrawound toroidal helical antenna
11/08/2000CN1272968A Antenna connector for radio communication equipment
11/08/2000CN1272759A 耳机式无线电话系统 Wireless telephone headset systems
11/07/2000US6141880 Tool for layout of rapid development antenna array
11/02/2000DE10015582A1 Antenna device with antenna pattern based on film-like electrode layer formed on dielectric substrate, e.g. for printed circuit board
10/2000
10/26/2000WO2000064003A2 Magnetic resonance imaging guidewire probe
10/26/2000WO2000062672A1 Methods for in vivo magnetic resonance imaging
10/24/2000US6137996 Apparatus and method for overcoming the effects of signal loss due to a multipath environment in a mobile wireless telephony system
10/24/2000US6137453 Broadband miniaturized slow-wave antenna
10/24/2000US6137452 Double shot antenna
10/24/2000US6137171 Lightweight miniaturized integrated microsatellite employing advanced semiconductor processing and packaging technology
10/18/2000EP1044481A1 Antenna system for circularly polarized radio waves including antenna means and interface network
10/18/2000EP1044479A1 Retractable radiotelephone antennas with extended feeds
10/18/2000CN1270709A Portable reception indicator for satellite radio-navigation systems
10/17/2000US6134424 High-frequency power amplifier and mobile communication device using same
10/17/2000US6133891 Quadrifilar helix antenna
10/17/2000US6133890 Self-resonant folded unipole antenna
10/17/2000US6133889 Log periodic dipole antenna having an interior centerfeed microstrip feedline
10/17/2000US6133886 Antenna for a wireless communication module
10/12/2000WO2000060697A1 Method of manufacturing cellular radio device and case
10/10/2000US6130646 Antenna unit for portable communication terminal
10/05/2000WO2000059070A1 Compact dual mode integrated antenna system for terrestrial cellular and satellite telecommunications
10/05/2000WO2000059069A1 Transmitting and receiving apparatus
10/05/2000CA2373219A1 Transmitting and receiving apparatus
10/05/2000CA2368401A1 Compact dual mode integrated antenna system for terrestrial cellular and satellite telecommunications
10/04/2000EP1041671A1 Antenna feeding circuit
10/04/2000EP1040536A1 Broadband antenna
10/04/2000EP1040535A1 Dual frequency quadrifilar helix antenna
10/04/2000CN1269060A Antenna unit for portable phones
10/04/2000CN1268787A Aerial suitable for multiple frequency wave band
10/03/2000US6127979 Antenna adapted to operate in a plurality of frequency bands
09/2000
09/28/2000WO2000028621A9 Cavity-driven antenna system
09/27/2000EP1039575A1 Antenna unit for portable phones
09/20/2000EP1036424A1 Antenna and transmitter arrangement for eas system
09/19/2000US6121939 Multibeam antenna
09/19/2000US6121937 Log-periodic staggered-folded-dipole antenna
09/13/2000CN1266541A Antenna device for mobile radio communication
09/12/2000US6118989 High frequency variable gain amplifier device and wireless communications terminal
09/12/2000US6118411 Loop antenna and antenna holder therefor
09/08/2000WO2000052786A1 Apparatus, and associated method, for maintaining circuitry of radio device above a threshold temperature
09/08/2000WO2000052785A1 A self-resonant folded unipole antenna
09/08/2000CA2361088A1 A self-resonant folded unipole antenna
09/06/2000EP1032958A1 Compact antenna feed circuits
09/05/2000US6115005 Gain-optimized lightweight helical antenna arrangement
08/2000
08/30/2000EP1031174A1 Dual mode quadrifilar helix antenna and associated methods of operation
08/29/2000US6112102 Multi-band non-uniform helical antennas
08/29/2000US6111554 Helical antenna element
08/29/2000US6111550 High gain compact scanning personal communication system array
08/29/2000US6111545 Antenna
08/23/2000EP1029646A1 Two-shot injection molding process for making quadrifilar antennas
08/22/2000US6107977 Helical antenna assembly and tool for assembling same
08/22/2000US6107968 Antenna for hand-held communication user terminal
08/22/2000US6107967 Billboard antenna
08/17/2000WO2000048268A1 Helical antenna for frequencies in excess of 200 mhz
08/16/2000EP1027750A1 Slidable connection for a retractable antenna to a mobile radio
08/16/2000CN1263641A An antenna and feed network for an antenna
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