Patents for H01Q 21 - Aerial arrays or systems (25,127) |
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01/15/2002 | US6339703 Diversity reception system |
01/15/2002 | US6339407 Antenna array with several vertically superposed primary radiator modules |
01/15/2002 | US6339406 Circular polarized planar printed antenna concept with shaped radiation pattern |
01/15/2002 | US6339405 Dual band dipole antenna structure |
01/15/2002 | US6339400 Integrated antenna for laptop applications |
01/10/2002 | WO2002003560A1 Passive transponder identification system and credit-card type transponder |
01/10/2002 | WO2002003499A1 Radio communication device with integrated antenna, transmitter, and receiver |
01/10/2002 | US20020003505 Multi-beam antenna |
01/10/2002 | US20020003502 One aperture simultaneous RX-TX-antenna |
01/10/2002 | US20020003501 Antenna disposition structure for motorcycle |
01/10/2002 | US20020003497 Metamorphic parallel plate antenna |
01/10/2002 | US20020003491 Communication antenna reuse for a GNSS receiver |
01/10/2002 | DE10129032A1 HF-Modul RF module |
01/10/2002 | DE10030982A1 Antennenumschalter für Sende-Empfangseinheiten in einer Mobilstation Antenna switch for transceivers in a mobile station |
01/09/2002 | EP1169875A1 Adaptive sectorization |
01/09/2002 | CN1330803A Dual mode switched beam antinna |
01/08/2002 | US6337670 Omni-directional broadband helical antenna array |
01/08/2002 | US6337668 Antenna apparatus |
01/03/2002 | WO2002001808A2 Adaptive wireless communications system antenna and method |
01/03/2002 | WO2001067547A3 System and method providing delays for avoiding nulls |
01/03/2002 | US20020002037 Radio communication apparatus and radio communication method |
01/03/2002 | US20020000949 Antenna device provided with matching circuits adapted for reflection coefficients |
01/03/2002 | US20020000948 Semi-blind transmit antenna array device using feedback information and method thereof in a mobile communication system |
01/03/2002 | US20020000944 Low cost compact omini-directional printed antenna |
01/03/2002 | US20020000938 Diversity wireless device and wireless terminal unit |
01/03/2002 | US20020000937 Antenna apparatus and a portable wireless communication apparatus using the same |
01/03/2002 | DE10029847A1 High frequency phase shifter arrangement for radar antenna, has electrically conducting structure whose distance to dielectric waveguide is alterable by vertical movement, so as to influence the wave propagation speed |
01/03/2002 | DE10025992A1 Antenna system e.g. for mobile telephone has respective electrically and magnetically active antennas spaced in near field |
01/03/2002 | CA2352106A1 Dual-polarized and circular-polarized antennas |
01/02/2002 | EP1168658A1 Mobile radio unit |
01/02/2002 | EP1168616A2 Automatic gain-controlled VHF/UHF antenna tuning apparatus |
01/02/2002 | EP1168500A2 Antenna switch for a mobile transceiver |
01/02/2002 | EP1168499A1 Reconfigurable antenna arrangement for a base station |
01/02/2002 | EP1168497A2 Limited field of view antenna for space borne applications |
01/02/2002 | EP1168494A1 Device for transmitting and/or receiving electromagnetic waves fed from an array produced in microstrip technology |
01/02/2002 | EP1168493A2 Dual polarisation antennas |
01/02/2002 | EP1168490A2 Antenna apparatus and waveguide for use therewith |
01/02/2002 | EP1168487A2 Switching and connecting arrangement for coupling external and internal antennas, for example with an expansion card |
01/02/2002 | EP1168415A2 Power supply antenna and power supply method |
01/02/2002 | EP1166392A1 Waveguide array antenna |
01/02/2002 | EP1166390A1 Compact dual mode integrated antenna system for terrestrial cellular and satellite telecommunications |
01/02/2002 | CN1329447A Antenna reconfiguration device for telecommunication station |
01/02/2002 | CN1329442A Antenna unit adaptive antenna equipment and radio communication equipment |
01/02/2002 | CN1329404A Source antenna for transmitting/receiving electromagnetic wave |
01/02/2002 | CN1077388C Radio basic station structure in primary radio station using diversity mode |
01/02/2002 | CN1077367C A cellular/satellite communications system with improved frequency re-use |
01/01/2002 | US6335766 System and method for transmitting advanced television signals |
01/01/2002 | US6335706 Method to feed antennas proximal a monopole |
01/01/2002 | US6335705 Automotive radar antenna alignment system |
01/01/2002 | US6335704 Antenna device |
12/27/2001 | WO2001099240A2 System and method for simultaneous transmission of signals in multiple beams without feeder cable coherency |
12/27/2001 | WO2001099231A1 Optically transparent phase array antenna |
12/27/2001 | WO2001099226A1 Directional antenna |
12/27/2001 | US20010055948 Broadcasting receiving apparatus |
12/27/2001 | US20010054983 Transmit/receive distributed antenna systems |
12/27/2001 | US20010054977 Method for creation of planar or complex wavefronts in close proximity to a transmitter array |
12/27/2001 | US20010054605 Microwave applicator, plasma processing apparatus having the same, and plasma processing method |
12/26/2001 | CN1328711A Circular direction finding antenna |
12/25/2001 | US6333720 Dual polarized multi-range antenna |
12/25/2001 | US6333719 Tunable electromagnetic coupled antenna |
12/25/2001 | US6333714 On-vehicle antenna having wide frequency range |
12/25/2001 | CA2293189C Multi-pattern antenna having frequency selective or polarization sensitive zones |
12/20/2001 | WO2001097331A2 Method and apparatus for beam forming |
12/20/2001 | WO2001097330A1 Planar antenna with wave guide configuration |
12/20/2001 | WO2001097329A1 Narrowband/wideband dual mode antenna |
12/20/2001 | WO2001097325A1 Portable radio unit |
12/20/2001 | WO2001063699A8 A multiband flat panel antenna providing automatic routing between a plurality of antenna elements and an input/output port |
12/20/2001 | WO2001059473A3 Methods and apparatus for obtaining positional information |
12/20/2001 | WO1997024626A3 Itinerary monitoring system |
12/20/2001 | US20010053677 Method and apparatus for integrating an intentional radiator in a system |
12/20/2001 | US20010052880 Antenna apparatus and electronic toll collection system and electronic toll collection method using the same |
12/20/2001 | US20010052874 Antenna element, adaptive antenna apparatus, and radio communication apparatus |
12/19/2001 | EP1164709A1 Cellular telephone |
12/19/2001 | EP1163741A1 Multiplexed power amplifiers for satellite communication system |
12/19/2001 | EP0878062B1 Method and apparatus for cellular radiotelephone base stations using selected multiple diversity reception |
12/19/2001 | CN2466800Y Tower intelligent antenna array for radio communication system |
12/19/2001 | CN1327647A Personal communicationa apparatus using polarization diversity |
12/18/2001 | CA2256785C Antenna for communicating with low earth orbit satellite |
12/13/2001 | WO2001095433A1 Antenna and radio device comprising the same |
12/13/2001 | WO2001095432A1 Electromagnetic induction coupling apparatus |
12/13/2001 | WO2001094967A2 Wireless locating and tracking systems |
12/13/2001 | WO2001052353A3 Low cost compact omni-directional printed antenna |
12/13/2001 | US20010050655 Antenna having a wide bandwidth |
12/13/2001 | US20010050646 Antenna for a handset |
12/13/2001 | US20010050640 Narrow-band, crossed-element, offset-tuned dual band, dual mode meander line loaded antenna |
12/13/2001 | US20010050636 Antenna for radio-operated communication terminal equipment |
12/13/2001 | US20010050634 Ground based antenna assembly |
12/12/2001 | EP1162689A1 Improvement to source antennas for transmitting/receiving electromagnetic waves for satellite telecommunications systems |
12/12/2001 | EP1162687A2 Antenna element, adaptive antenna apparatus, and radio communication apparatus |
12/12/2001 | EP1162686A1 Improvement to source-antennas for transmitting/receiving electromagnetic waves |
12/12/2001 | EP1161777A1 Dual band antenna arrangement |
12/12/2001 | CN1326602A Rotating field antenna with magnetically coupled quadrature loop |
12/12/2001 | CN1326243A Flat antenna |
12/11/2001 | US6329959 Tunable dual-band ferroelectric antenna |
12/11/2001 | US6329955 Broadband antenna incorporating both electric and magnetic dipole radiators |
12/11/2001 | US6329954 Dual-antenna system for single-frequency band |
12/11/2001 | US6329952 Automobile radar antenna alignment system using transponder and lasers |
12/11/2001 | US6329949 Transceiver stacked assembly |
12/11/2001 | US6329915 RF Tag having high dielectric constant material |
12/11/2001 | US6329655 Architecture and method of coupling electromagnetic energy to thermal detectors |