Patents
Patents for H01Q 21 - Aerial arrays or systems (25,127)
07/2002
07/11/2002WO2002014900A3 Video amplifier for a radar receiver
07/11/2002WO2002014098A3 Safe distance algorithm for adaptive cruise control
07/11/2002US20020089465 Antenna apparatus in mobile communication system
07/11/2002US20020089460 Antenna for receiving satellite signals and terrestrial signals and antenna modification device
07/11/2002US20020089454 Antenna transducer assembly, and an associated method therefor
07/11/2002US20020089453 Multi-frequency band antenna
07/11/2002DE10100812A1 Diversity antenna for use in VHF and UHF wave ranges uses a dielectric surface fitted on a conductive frame and assembled from rectangular partial surfaces.
07/11/2002DE10063437A1 Antennenanordnung Antenna array
07/11/2002DE10060934A1 Doppel-Endfire-Antenne Double-endfire antenna
07/10/2002EP1221736A2 Antenna structure and mobile terminal having antenna structure
07/10/2002CN1358362A Arrival direction determining method and radio receiving device
07/10/2002CN1087579C Dynamic channel allocation for sectorized radio access units of mobile communication system
07/10/2002CA2365699A1 Wireless communications device having a compact antenna cluster
07/09/2002US6417813 Feedthrough lens antenna and associated methods
07/09/2002US6417807 Optically controlled RF MEMS switch array for reconfigurable broadband reflective antennas
07/09/2002US6417806 Monopole antenna for array applications
07/09/2002CA2298219C Antenna array having reduced sensitivity to frequency-shift effects
07/04/2002WO2002052679A1 Dual band wideband adjustable antenna assembly
07/04/2002WO2002052677A1 Base station, base station module and method for direction of arrival estimation
07/04/2002WO2002033783A3 Three dimensional antenna configured of shaped flex circuit electromagnetically coupled to transmission line feed
07/04/2002WO2002025774A3 Low loss rf power distribution network
07/04/2002US20020086646 Antenna structure and mobile terminal having antenna structure
07/04/2002US20020084949 Common aperture UHF/VHF antenna
07/04/2002US20020084945 Low multipath interference microstrip array and method
07/04/2002US20020084943 Dual-fed coupled stripline PCB dipole antenna
07/04/2002US20020084942 Pcb dipole antenna
07/04/2002US20020084937 Portable communication terminal
07/04/2002US20020084933 Method for open loop tracking GPS signals
07/03/2002EP1220474A2 Adaptive array receiver
07/03/2002EP1219109A2 Method and apparatus for reducing multipath distortion in a television signal
07/03/2002EP1218771A2 System for determining item orientation and identification
07/03/2002CN1357164A Compact dual mode integrated antenna system for terrestrial cellular and satellite telecom
07/02/2002US6415140 Null elimination in a space diversity antenna system
07/02/2002US6414647 Slender omni-directional, broad-band, high efficiency, dual-polarized slot/dipole antenna element
06/2002
06/27/2002WO2002051017A2 Base station antenna sharing
06/27/2002WO2002050953A1 Dual polarisation antenna
06/27/2002WO2002050952A1 Antenna assembly
06/27/2002WO2002050950A1 Support structure for antennas, transceiver apparatus and rotary coupling
06/27/2002WO2002050947A1 Communication apparatus, method of transmission and antenna apparatus
06/27/2002WO2002050945A1 Antenna, in particular mobile radio antenna
06/27/2002WO2002031921A3 Antenna transducer assembly, and an associated method therefor
06/27/2002WO2002009236A3 Modular hub array antenna
06/27/2002US20020080685 Torpedo sonar comprising a plurality of acoustic transducers
06/27/2002US20020080086 Antenna with integrated feed and shaped reflector
06/27/2002US20020080084 Multimedia aircraft antenna
06/27/2002US20020080075 Compact, vibration-resistant circularly polarized wave antenna
06/27/2002US20020080073 Dual-beam antenna aperture
06/27/2002US20020080072 Flat antenna apparatus
06/27/2002US20020080071 Device for transmitting and/or receiving electromagnetic waves fed from an array produced in microstrip technology
06/27/2002US20020080066 Multi-signal transmit array with low intermodulation
06/27/2002US20020079136 Mapping tool for tracking and/or guiding an underground boring tool
06/27/2002DE10103965A1 Directional antenna system, preferably for use in mobile systems under adverse mechanical and climatic conditions, has sandwich construction of insulating, partly metal coated plate material
06/26/2002EP1217690A2 Dual band antenna using a single column of elliptical vivaldi notches
06/26/2002EP1217689A2 Compact, vibration-resistant circularly polarized wave antenna
06/26/2002CN1356003A 自适应分区 Adaptive partitioning
06/25/2002US6411264 Two-element driven array with improved tuning and matching
06/25/2002US6411258 Planar antenna array for point-to-point communications
06/25/2002CA2108129C Transmit/receive module
06/20/2002WO2002049153A1 Card-based diversity antenna structure for wireless communications
06/20/2002WO2002031917A3 Efficiently generating selectable antenna polarization
06/20/2002WO2002009231A3 Adaptive array antenna nulling
06/20/2002WO2001063699A3 A multiband flat panel antenna providing automatic routing between a plurality of antenna elements and an input/output port
06/20/2002WO2000066220A9 Telemetry system for implantable medical devices
06/20/2002US20020077886 Electronic voting apparatus, system and method
06/20/2002US20020077154 Base station antenna sharing
06/20/2002US20020077068 Radio communication system with adaptive polarization
06/20/2002US20020075195 Dual band antenna using a single column of elliptical vivaldi notches
06/20/2002US20020075194 Mechanically steerable array antenna
06/20/2002US20020075178 Radar transmitter circuitry and techniques
06/20/2002US20020075138 Portable object detection system
06/19/2002EP1215753A1 Array of patch antenna elements
06/19/2002EP1215751A1 Calibration method of an array antenna
06/19/2002EP1214797A2 Method and arrangement for beam forming a rake receiver for the single user reception for the uplink channel in mobile radio telephone systems
06/19/2002EP1214752A1 Antenna for receiving satellite signals and terrestrial signals and antenna modification device
06/19/2002CN2496138Y Antenna, particularly movable type radio communication antenna
06/19/2002CN1354897A Loop antenna with at least two resonant frequencies
06/19/2002CN1086538C Base station for mobile communication
06/18/2002US6408190 Semi built-in multi-band printed antenna
06/18/2002US6408169 Method and system for selecting an antenna beam of a base station of a radio system
06/18/2002US6407991 Communication network providing wireless and hard-wired dynamic routing
06/18/2002US6407719 Array antenna
06/18/2002US6407714 Mechanism for differential dual-directional antenna array
06/18/2002US6407711 Antenna array apparatus with conformal mounting structure
06/18/2002US6407704 Patch antenna using non-conductive thermo form frame
06/18/2002US6407677 Device for low-frequency communication by magnetic coupling
06/18/2002CA2311331C Antenna feeding circuit
06/13/2002WO2002047205A1 Device for the reception and/or the transmission of multibeam signals
06/13/2002WO2002047204A1 Double endfire antenna
06/13/2002WO2002047202A1 Antenna apparatus and communication system
06/13/2002WO2002015326A3 Optimizing clever antenna by beam tilting
06/13/2002WO2002015323A3 Highly integrated single substrate mmw multi-beam sensor
06/13/2002US20020072843 Safe distance algorithm for adaptive cruise control
06/13/2002US20020072343 Receiver
06/13/2002US20020071384 Hybrid synchronous space/code multiple access system using an adaptive antenna system
06/13/2002US20020070901 Antenna-integrated microwave-millimeter wave module
06/13/2002US20020070893 Phased array antenna system utilizing highly efficient pipelined processing and related methods
06/12/2002EP1212810A1 Low-height, low-cost, high-gain antenna and system for mobile platforms
06/12/2002EP1212809A1 Serially-fed phased array antennas with dielectric phase shifters
06/12/2002EP1212808A1 Semi built-in multi-band printed antenna
06/12/2002EP0606396B1 A radio frequency local area network