Patents
Patents for H01Q 21 - Aerial arrays or systems (25,127)
12/2000
12/26/2000US6166774 Combining NTSC visual and aural signals with DTV signals
12/26/2000US6166708 Apparatus perfected arrangement of spiral antennas
12/26/2000US6166706 Rotating field antenna with a magnetically coupled quadrature loop
12/26/2000US6166705 Multi title-configured phased array antenna architecture
12/26/2000US6166703 Combination satellite and VHF/UHF receiving antenna
12/26/2000US6166702 Microstrip antenna
12/26/2000US6166701 Dual polarization antenna array with radiating slots and notch dipole elements sharing a common aperture
12/26/2000US6166699 Antenna source for transmitting and receiving microwaves
12/21/2000WO2000078011A2 A wrist communication device having multi-sectioned keypad and antenna system
12/21/2000WO2000077885A1 Antenna arrangement
12/21/2000WO2000077884A1 Multiband antenna
12/21/2000WO2000043944A8 Method of interrogating a radio frequency identification device
12/21/2000CA2374554A1 A wrist communication device having multi-sectioned keypad and antenna system
12/20/2000EP0802578A4 Planar antenna array and associated microstrip radiating element
12/20/2000CN1277742A Method of feeding flat antenna and flat antenna
12/19/2000US6163686 Signal selecting circuit
12/19/2000US6163306 Circularly polarized cross dipole antenna
12/19/2000US6163305 Loop antenna device
12/19/2000US6163299 Wireless local loop system using patch-type antenna
12/19/2000CA2192937C Electronic viewing aid
12/17/2000CA2310690A1 Double slot array antenna
12/14/2000WO2000076030A1 Multimode sectored antenna systems
12/14/2000WO2000076029A1 Trimmed foursquare antenna radiating element
12/14/2000WO2000076028A1 Hemispheroidally shaped lens and antenna system employing same
12/14/2000WO2000076027A1 Axially symmetric gradient lenses and antenna systems employing same
12/14/2000WO2000076024A1 Antenna module
12/13/2000EP1059690A2 Antenna system for ground based applications
12/13/2000CN1276945A Wireless video transfer from computer to TV
12/12/2000US6160518 Dual-loop multiband reception antenna for terrestrial digital audio broadcasts
12/12/2000US6160514 L-shaped indoor antenna
12/12/2000US6160512 Multi-mode antenna
12/07/2000WO2000074172A1 Patch antenna and a communication device including such an antenna
12/07/2000WO2000074170A2 Mixed signal true time delay digital beamformer
12/07/2000WO2000034740A3 Radio measuring method and auxiliary means for carrying out said method
12/07/2000DE19923634A1 Sende- und Empfangseinrichtung Transmitting and receiving means
12/07/2000DE19920980A1 Speise- oder Auskoppelvorrichtung für Koaxialleitung, insbesondere für Mehrfach-Koaxialleitung Feed or output for coaxial line, especially for multi-coaxial
12/06/2000EP1058339A1 Microstrip array antenna
12/06/2000EP1057224A1 Dual-polarized dipole antenna
12/05/2000US6157621 Satellite communication system
12/05/2000CA2203077C Polarimetric dual band radiating element for synthetic aperture radar
11/2000
11/30/2000WO2000072462A2 Method and apparatus for a digital phased array antenna
11/30/2000WO2000072404A1 Mobile communication antenna and mobile communication apparatus using it
11/29/2000EP1056221A2 Integrated receiving system for receiving a plurality of media signals and corresponding signal reception processing method
11/29/2000EP1056155A2 Antenna for mobile, in particlar for a vehicle, with at least one circular and one linear polarisation , preferably vertical polarisation
11/29/2000EP1056154A1 Microstrip antenna having cylindrical shape
11/29/2000EP1056039A2 Transmitter and receiver
11/29/2000EP1055268A1 Determining angles-of-arrival and polarization of rf signals
11/28/2000US6154184 Antenna apparatus for portable phones
11/28/2000US6154180 Multiband antennas
11/28/2000US6154176 Antennas formed using multilayer ceramic substrates
11/28/2000US6154173 Method and apparatus for processing multipath reflection effects in timing systems
11/23/2000WO2000070708A1 Glass antenna device for vehicle and radio receiver apparatus using the same
11/23/2000WO2000044091A3 Antenna system for radio frequency identification
11/23/2000WO2000026856A3 Radio frequency identification system
11/22/2000CN2407460Y High gain assembled antenna for all the channels
11/21/2000US6151310 Dividable transmit antenna array for a cellular base station and associated method
11/21/2000US6150994 Antenna for personal mobile communications or locating equipment
11/21/2000US6150993 Adaptive indoor antenna system
11/21/2000US6150984 Shared antenna and portable radio device using the same
11/21/2000US6150983 Device for receiving and/or transmitting electromagnetic radiation
11/21/2000US6150982 Antenna arrangement
11/21/2000US6150981 Plane antenna, and portable radio using thereof
11/21/2000US6150975 Divergence measurement antenna for single-pulse radar
11/16/2000WO2000069092A1 Antenna diversity for a user terminal in a satellite telecommunication network
11/16/2000WO2000069022A1 Circular-polarized antenna
11/16/2000WO2000069020A1 Method and apparatus for improved signal reception with less multipath interference
11/16/2000WO2000069019A1 Vertical polarisation antenna
11/16/2000WO2000069018A1 Multi-frequency band antenna
11/16/2000WO2000069016A1 Chip card comprising an antenna
11/16/2000WO2000069015A1 Feeding or decoupling device for a coaxial line, especially for a multiple coaxial line
11/15/2000EP1052785A1 Antenna diversity for a user terminal in a satellite telecommunication network
11/15/2000EP1052726A1 Slot coupled micromachined waveguide antenna
11/15/2000CN1273701A Antnena unit with multilayer structure
11/15/2000CN1273700A A radio unit casing for portable radio unit
11/15/2000CN1273443A Antenna structure and installation
11/14/2000US6148195 Phase agile antenna for use in position determination
11/14/2000US6148041 Joint demodulation using spatial maximum likelihood
11/14/2000US6147658 Array antenna device and radio equipment
11/14/2000US6147657 Circular phased array antenna having non-uniform angular separations between successively adjacent elements
11/14/2000US6147656 Active multiple beam antennas
11/14/2000US6147651 Antenna system
11/14/2000US6147650 Antenna device and radio device comprising the same
11/14/2000US6147648 Dual polarization antenna array with very low cross polarization and low side lobes
11/14/2000US6147647 Circularly polarized dielectric resonator antenna
11/14/2000US6147645 Adaptive reception diversity apparatus and adaptive transmission diversity apparatus
11/09/2000WO2000066220A1 Telemetry system for implantable medical devices
11/07/2000USH1913 Bi-blade century bandwidth antenna
11/07/2000US6144916 Itinerary monitoring system for storing a plurality of itinerary data points
11/07/2000US6144344 Antenna apparatus for base station
11/07/2000US6144339 Array antenna
11/02/2000WO2000065372A2 Single receiver wireless tracking system
11/02/2000EP1049195A2 Antenna structure and installation
11/01/2000CN1272230A Device for transmission and receiving microwaves subjected to circular polarisation
10/2000
10/31/2000US6141539 Isolation improvement circuit for a dual-polarization antenna
10/31/2000US6140975 Fractal antenna ground counterpoise, ground planes, and loading elements
10/31/2000US6140974 Antenna arrangement
10/31/2000US6140973 Simple dual-frequency antenna
10/31/2000US6140972 Multiport antenna
10/31/2000US6140970 Radio antenna
10/31/2000US6140969 Radio antenna arrangement with a patch antenna