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) |
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10/02/2001 | US6297780 Mobile apparatus with plurality of antennas having different directivities |
09/26/2001 | EP1135832A1 Circular direction finding antenna |
09/26/2001 | CN1315065A directional antenna |
09/25/2001 | US6295035 Circular direction finding antenna |
09/25/2001 | US6295033 Vehicle antenna assembly for receiving satellite broadcast signals |
09/25/2001 | CA2253035C A method of producing a helical antenna capable of covering multiple frequency bands |
09/19/2001 | CN1314014A Antenna device comprising sliding connector means |
09/18/2001 | US6292156 Low visibility radio antenna with dual polarization |
09/18/2001 | US6292144 Elongate radiator conformal antenna for portable communication devices |
09/13/2001 | WO2001067551A1 Transmitting and receiving antenna |
09/13/2001 | US20010020921 Tunable antenna having separate radiator parts and process for manufacturing it |
09/11/2001 | US6288686 Tapered direct fed quadrifilar helix antenna |
09/11/2001 | US6288680 Antenna apparatus and mobile communication apparatus using the same |
09/05/2001 | EP1129506A1 Cavity-driven antenna system |
09/05/2001 | EP1129504A1 Broadband miniaturized slow-wave antenna |
09/04/2001 | US6285341 Low profile mobile satellite antenna |
09/04/2001 | US6285340 Helical antenna for portable phones and manufacturing method thereof |
09/04/2001 | US6285329 Portable reception indicator for satellite radio-navigation systems |
09/04/2001 | CA2303703C The lemniscate antenna element |
08/30/2001 | WO2001063784A1 A device and system for providing a wireless high-speed communications network |
08/29/2001 | EP1127384A1 Rotating field antenna with a magnetically coupled quadrature loop |
08/28/2001 | US6281859 Antenna for personal mobile communications or locating equipment |
08/28/2001 | US6281851 Antenna assembly and communication device utilizing such antenna assembly |
08/23/2001 | DE10005558A1 Vehicle data communications device uses dual channel communications microwave frequencies for intermediate frequency processing by conventional parts |
08/21/2001 | US6278415 Multi-filar helical antenna and portable radio |
08/21/2001 | US6278414 Bent-segment helical antenna |
08/16/2001 | WO2001059475A1 Device for transmitting data in a motor vehicle |
08/16/2001 | EP1123568A1 Elongate personal communications apparatus |
08/15/2001 | CN1308385A Manufacture of antenna |
08/09/2001 | WO2001056469A2 Magnetic resonance imaging transseptal needle antenna |
08/09/2001 | CA2398967A1 Magnetic resonance imaging transseptal needle antenna |
08/08/2001 | EP0947032B1 Retractable radiotelephone antennas and associated radiotelephone communication methods |
08/08/2001 | CN1307736A Tuneable antenna with separate radiators and its manufacturing process |
08/07/2001 | US6271802 Three dimensional micromachined electromagnetic device and associated methods |
08/07/2001 | US6271800 Circularly polarized cross dipole antenna |
07/31/2001 | US6269240 Slidable connection for a retractable antenna to a mobile radio |
07/31/2001 | US6268597 Microwave oven |
07/25/2001 | EP1119074A2 Multi-band antenna suitable for use in a mobile radio device |
07/25/2001 | EP1118137A1 Dual antenna and radio device provided therewith |
07/24/2001 | US6266518 Method and system for down-converting electromagnetic signals by sampling and integrating over apertures |
07/24/2001 | US6266025 Coaxial dielectric rod antenna with multi-frequency collinear apertures |
07/19/2001 | WO2001052354A1 Coaxial dielectric rod antenna |
07/18/2001 | CN1304562A Method of mfg. cellular radio device and case |
07/17/2001 | US6262693 Snap fit compression antenna assembly |
07/12/2001 | WO2001050545A1 Electromagnetic radiation blocking antenna and fabrication method thereof |
07/11/2001 | EP1114490A2 Antenna which can be operated in several frequency bands |
07/11/2001 | EP1114489A1 Whip antenna and method of producing the same |
07/10/2001 | US6259901 Radio-frequency power amplifier of mobile communication equipment |
07/10/2001 | US6259420 Antenna element with helical radiation members |
07/04/2001 | EP1112604A1 High-performance sectored antenna system using low profile broadband feed devices |
07/04/2001 | CN1302462A Coaxial wire, particularly feed connector or decoupling device of multilayer coaxial wire |
07/04/2001 | CN1302422A Drive circuit for reactive loads |
07/03/2001 | US6255998 Lemniscate antenna element |
06/28/2001 | WO2001047058A1 Antenna for mobile communication terminal |
06/27/2001 | EP1111717A1 Directional antenna with electromagnetic interference suppressor |
06/27/2001 | EP1111715A1 Antenna device |
06/27/2001 | EP1110275A1 Adaptive multifilar antenna |
06/27/2001 | CN1301417A Antenna device comprising feeding means and a hand-held radio communication device for such antenna device |
06/27/2001 | CN1301416A Antenna device comprising capacitively coupled radiating elements and a land-held radio communication device for such antenna device |
06/27/2001 | CN1301415A Antenna system and a radio communication device including an antenna system |
06/26/2001 | US6252562 Antenna for orbiting satellite |
06/26/2001 | US6252456 Power amplifier load controller and method for controlling a power amplifier load |
06/26/2001 | CA2277154C Dual band antenna |
06/21/2001 | WO2001045208A1 Antenna device |
06/21/2001 | WO2001045205A2 Antenna coupling systems and methods for transmitters |
06/21/2001 | WO2001045204A1 Impedance matching circuit and antenna using impedance matching circuit |
06/21/2001 | CA2358877A1 Impedance matching circuit and antenna using impedance matching circuit |
06/21/2001 | CA2358875A1 Antenna device |
06/19/2001 | US6249262 Switchable antenna for radio communication devices |
06/19/2001 | US6249257 Switched, dual helical, retractable, dual band antenna for cellular communications |
06/14/2001 | WO2001043227A1 Antenna and mobile radio unit |
06/13/2001 | CN1299158A Antenna element |
06/12/2001 | US6246865 Device and method for controlling distortion characteristic of predistorter |
06/12/2001 | US6246379 Helix antenna |
06/12/2001 | US6246372 Extendable whip antenna |
06/07/2001 | WO2001041254A1 Antenna and radio device |
06/05/2001 | US6243052 Low profile panel-configured helical phased array antenna with pseudo-monopulse beam-control subsystem |
06/05/2001 | US6243051 Dual helical antenna for variable beam width coverage |
06/05/2001 | US6243050 Double-stacked hourglass log periodic dipole antenna |
05/31/2001 | WO2001039319A1 Broad-band scissor-type antenna |
05/31/2001 | WO2001010018A8 Power amplifier load controller and method for controlling a power amplifier load |
05/30/2001 | EP1103081A1 Antenna for hand-held communication user terminal |
05/29/2001 | US6240279 Transmission power control apparatus and a radio communication apparatus including the transmission power control apparatus |
05/29/2001 | US6239760 Contrawound toroidal helical antenna |
05/25/2001 | WO2001037368A1 Mobile satellite communication terminal and method for using the same |
05/25/2001 | CA2390089A1 Mobile satellite communication terminal and method for using the same |
05/23/2001 | CN1296650A Contrawound helical antenna |
05/16/2001 | EP1100148A1 Circularly polarized cross dipole antenna |
05/16/2001 | EP0777922B1 An antenna |
05/15/2001 | US6233439 Signal to noise estimation of forward link traffic channel for fast power control |
05/15/2001 | US6232929 Multi-filar helix antennae |
05/10/2001 | WO2001033668A1 Dielectric antenna |
05/10/2001 | WO2001033666A1 Dual-mode satellite and terrestrial antenna |
05/09/2001 | EP1098392A2 Method of producing a quadrifilar antenna and antenna according to this method |
05/08/2001 | US6229995 Power control device in radio transmitter |
05/08/2001 | US6229499 Folded helix antenna design |
05/08/2001 | US6229498 Helical antenna |
05/08/2001 | US6229492 Antenna device for automotive vehicle |
05/08/2001 | US6229489 Retractable dual-band antenna system with parallel resonant trap |
05/03/2001 | WO2001031736A1 Helical antenna |