Patents
Patents for H01Q 25 - Aerials or aerial systems providing at least two radiating patterns (4,128)
01/2002
01/31/2002US20020011961 Dual band microwave radiating element
01/31/2002US20020011954 Transmit/receive distributed antenna systems
01/30/2002EP1176668A1 Dielectric leak wave antenna having mono-layer structure
01/30/2002EP0992080B1 Antenna with high scanning capacity
01/29/2002US6342870 Antenna frame structure mounting and alignment
01/24/2002WO2002007332A2 Phased array antenna having stacked patch antenna element with single millimeter wavelength feed and microstrip quadrature-to-circular polarization circuit
01/24/2002WO2002007259A2 Base station clustered adaptive antenna array
01/24/2002WO2002007254A1 Antenna for multi-frequency operation
01/24/2002WO2002006850A2 Simultaneous nulling in low sidelobe sum and difference antenna beam patterns
01/24/2002WO2001067555A3 Multiple-beam antenna employing dielectric filled feeds for multiple and closely spaced satellites
01/24/2002WO2001061785A3 Antenna horn and associated methods
01/24/2002US20020008671 Integrated dual-directional feed horn
01/24/2002US20020008669 Reflective antenna system with increased focal length
01/23/2002CN1332491A Antenna for radio communication
01/23/2002CN1078392C Multiple beamwidth phased array
01/22/2002US6340949 Multiple beam phased array with aperture partitioning
01/22/2002US6340948 Antenna system
01/17/2002WO2002005385A1 Reflector antenna
01/17/2002US20020005800 Telecommunications antenna intended to cover a large terrestrial area
01/16/2002CN1331856A Circularly polarized dielectric resonator antenna
01/16/2002CN1331854A Adaptive array device
01/15/2002US6339404 Diversity antenna system for lan communication system
01/10/2002US20020003505 Multi-beam antenna
01/09/2002EP1170878A1 Radio base station apparatus and radio communication method
01/09/2002EP1170823A1 Telecommunications antenna for covering a large terrestrial zone
01/09/2002CN1330803A Dual mode switched beam antinna
01/08/2002US6337659 Phased array base station antenna system having distributed low power amplifiers
01/06/2002CA2351119A1 Telecommunication antenna to cover a large land area
01/03/2002WO2002001753A1 Satellite communication system
01/03/2002WO2001067547A3 System and method providing delays for avoiding nulls
01/03/2002WO2001043229A3 System and method for establishing a beam forming phase referenceline remote from an antenna
01/02/2002EP1166572A1 Point-to-multipoint two-way broadband wireless communication system
01/02/2002EP1166393A1 Beamforming method and device
01/02/2002CN1329442A Antenna unit adaptive antenna equipment and radio communication equipment
01/02/2002CN1077367C A cellular/satellite communications system with improved frequency re-use
12/2001
12/27/2001WO2001099240A2 System and method for simultaneous transmission of signals in multiple beams without feeder cable coherency
12/27/2001WO2001099229A1 Double-beam antenna with two sources
12/27/2001US20010054984 Multi-feed reflector antenna
12/27/2001US20010054983 Transmit/receive distributed antenna systems
12/26/2001CN1328711A Circular direction finding antenna
12/25/2001US6333718 Continuous multi-satellite tracking
12/25/2001CA2293189C Multi-pattern antenna having frequency selective or polarization sensitive zones
12/20/2001US20010052881 Multi-mode square horn with cavity-suppressed higher-order modes
12/20/2001US20010052874 Antenna element, adaptive antenna apparatus, and radio communication apparatus
12/20/2001DE10025987A1 Verfahren zum Steuern der Downlink-Strahlformung Method for controlling the downlink beamforming
12/19/2001EP1163741A1 Multiplexed power amplifiers for satellite communication system
12/19/2001EP1078276B1 Method and apparatus for determining a direction of arrival of a signal
12/19/2001CN1327317A Multiple beam receiver
12/12/2001EP1162687A2 Antenna element, adaptive antenna apparatus, and radio communication apparatus
12/11/2001US6329956 Satellite communication antenna apparatus
12/11/2001US6329954 Dual-antenna system for single-frequency band
12/06/2001WO2001018902A3 Housing or part thereof for distance sensor
12/06/2001US20010049180 Surface pin device
12/06/2001US20010048389 Multi-beam receiving apparatus
12/05/2001EP1161003A1 Arrival direction determining method and radio receiving device
12/05/2001EP1161001A2 Multi-beam receiving apparatus
12/05/2001EP1160913A2 Antenna system
12/04/2001US6326926 Method of operating a wireless and a short-range wireless connection in the same frequency
11/2001
11/29/2001WO2001091325A1 Method for controlling the formation of a downlink beam
11/29/2001US20010045912 Dish antenna rotation apparatus
11/29/2001US20010045910 Multi-wave-reflector antenna dish
11/28/2001EP1158607A1 Device for the motorization of sensors in a receiver and/or transmitter using an electromagnetic spherical lens, and a receiver and/or transmitter using such a device
11/28/2001EP1157286A1 Automotive radar system
11/27/2001US6323823 Base station clustered adaptive antenna array
11/27/2001US6323822 Multi-beam antenna
11/27/2001US6323817 Antenna cluster configuration for wide-angle coverage
11/22/2001WO2001089030A1 Hybrid antenna array
11/20/2001US6320553 Multiple frequency reflector antenna with multiple feeds
11/20/2001US6320540 Establishing remote beam forming reference line
11/20/2001US6320538 Method and apparatus for calibrating an electronically scanned reflector
11/20/2001US6320537 Beam forming network having a cell reuse pattern and method for implementing same
11/15/2001WO2001086751A1 A method of fabricating waveguide channels
11/14/2001EP1153459A1 An antenna array system
11/14/2001CN1322415A Base station system, and wireless communication method
11/13/2001US6317095 Planar antenna and method for manufacturing the same
11/08/2001WO2001084881A1 Reception system for multisensor antenna
11/08/2001CA2407646A1 Reception system for multisensor antenna
11/07/2001EP1152487A1 Monolithic antenna with orthogonal polarisation
11/07/2001EP1152483A1 Dual-band microwave radiating element
11/06/2001US6314305 Transmitter/receiver for combined adaptive array processing and fixed beam switching
11/06/2001US6313807 Slot fed switch beam patch antenna
11/01/2001WO1999035710A9 Reflector based dielectric lens antenna system
11/01/2001US20010036843 Multi-beam antenna wireless network system
10/2001
10/31/2001EP1149432A1 Asymmetrical multi-beam radar sensor
10/31/2001DE10012080C1 Antennenarray und Verfahren zum Betrieb eines Antennenarrays Array antenna and method for operating an antenna array
10/31/2001CN1320291A Elongate personal communiations apparatus
10/31/2001CN1319920A Ultrawide band high performance omni-directional antenna
10/25/2001WO2001080366A1 Dual-antenna system for single-frequency band
10/25/2001WO2001080363A1 Multi-feed reflector antenna
10/25/2001WO2001080357A1 Planar antenna for beam scanning
10/25/2001US20010033208 Transmitting and receiving apparatus for satellite communication via dual-polarized signals
10/23/2001US6307507 System and method for multi-mode operation of satellite phased-array antenna
10/18/2001WO2001078434A1 Intelligent control of radio resources in a wireless network
10/18/2001US20010030629 Antennas and feed support structures having wave-guides configured to position the electronics of the antenna in a compact form
10/17/2001EP0972211B1 Radar system, including for use in a vehicle
10/17/2001EP0909396B1 A beam sharpened, low sidelobe antenna system
10/16/2001US6304225 Lens system for antenna system
10/11/2001WO2001037435A3 Super directional beamforming design and implementation
10/11/2001US20010028330 Multibeam antenna for establishing individual communication links with satellites positioned in close angular proximity to each other
10/10/2001EP1143554A2 Antenna system architecture
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