Patents
Patents for H01Q 21 - Aerial arrays or systems (25,127)
08/2002
08/08/2002WO2002061881A1 Internally branch fed slotted coaxial antenna
08/08/2002WO2002014898A3 Near object detection system
08/08/2002WO2001094967A3 Wireless locating and tracking systems
08/08/2002US20020107033 Method and apparatus for use of GPS and cellular antenna combination
08/08/2002US20020106995 Antenna system for a wireless information device
08/08/2002US20020105464 Partially coherent beamformer for sparse, irregular arrays
08/08/2002US20020105463 Phased array antenna having efficient compensation data distribution and related methods
08/08/2002DE10162899A1 Am Arm tragbares Kommunikationsgerät und HD-Chipantenne On the arm portable communication device and HD chip antenna
08/07/2002EP1229605A1 Wideband printed antenna system
08/07/2002EP1228552A1 Dual-frequency band printed antenna
08/07/2002EP0916169B1 Antenna system
08/06/2002US6430215 Spread spectrum radio transmission digital mobile communication device
08/06/2002US6429828 VHF/UHF self-tuning planar antenna system
08/06/2002US6429825 Cavity slot antenna
08/06/2002US6429824 Low profile, broadband, dual mode, modified notch antenna
08/06/2002US6429816 Spatially orthogonal signal distribution and support architecture for multi-beam phased array antenna
08/06/2002US6429805 Low-cost radar with high-resolution imaging
08/06/2002US6429787 Rotating RF system
08/06/2002US6429757 Coupling arrangement for a stripline network
08/01/2002WO2002060073A2 Use of chip repetition to produce a flexible bandwidth ds-cdma system
08/01/2002WO2002060009A1 Microwave antenna arrangement
08/01/2002WO2002059832A1 Noncontact ic card
08/01/2002WO2002037611A3 Uhf foliage penetration radar antenna
08/01/2002US20020103012 Distributed antenna device for intermediate frequency conversion / process
08/01/2002US20020101389 Multi-beam antenna communication system and method
08/01/2002US20020101388 Radio frequency isolation card
08/01/2002US20020101386 Primary radiator, phase shifter, and beam scanning antenna
08/01/2002US20020101385 Slot array antenna having a feed port formed at the center of the rear surface of the plate-like structure
08/01/2002US20020101377 Card-based diversity antenna structure for wireless communications
08/01/2002US20020101376 Monopole antenna for array applications
08/01/2002DE4039898C2 High-frequency radar antenna feed arrangement - includes optical axis between antenna interface and MIC with focussing unit coupling IC antenna patches and interface
07/2002
07/31/2002EP1227545A1 Interlaced multiband antenna arrays
07/31/2002EP1227539A1 Structure for multiple antenna configurations
07/31/2002EP1226727A2 Non-bandlimiting antenna sharing method and apparatus for base stations
07/31/2002EP1226724A1 Method and apparatus for providing forward link softer handoff in a code division multiple access communication system
07/31/2002EP1226626A1 Printed antenna with an enlarged bandwidth and a low level of cross polarisation, and corresponding antenna network
07/31/2002EP1226623A1 Plate antenna
07/31/2002EP1226621A1 An antenna device, and a portable telecommunication apparatus including such an antenna device
07/31/2002EP0929913B1 A multi resonant radio antenna
07/31/2002EP0883907B1 Folded bow-tie antenna
07/30/2002US6426814 Spatially switched router for wireless data packets
07/30/2002US6426730 Multi-frequency array antenna
07/30/2002US6426726 Polarized phased array antenna
07/30/2002US6426723 Antenna arrangement for multiple input multiple output communications systems
07/30/2002CA2334968C Flared notch radiator assembly and antenna
07/25/2002WO2002058190A1 Dielectric resonator antenna with mutually orthogonal feeds
07/25/2002WO2002058187A1 Improved antenna arrangement for multiple input multiple output communications systems
07/25/2002US20020098852 Methods and apparatus for identifying as set location in communication networks
07/25/2002US20020098810 Portable telephone set
07/25/2002US20020098800 Mobile weather reporting systems, apparatus and methods
07/25/2002US20020097703 Spreading code hopping for synchronous DS-CDMA system to mitigate interference effects
07/25/2002US20020097187 Multibeam antenna
07/25/2002US20020097182 Methods and apparatus for identifying asset location in communication networks
07/25/2002US20020096364 Establishing positions of locating field detectors and path mapping in underground boring tool applications
07/25/2002DE10123571A1 Planar antenna module for millimeter range wavelengths has antenna element on bearer plate over hole in distance holder, fed by coaxial cable passing through hole in ground plane
07/24/2002EP1225655A1 Dual-band planar antenna and apparatus including such an antenna device
07/24/2002EP1225653A2 Diversity antenna on a dielectric area of a car body
07/24/2002EP1224751A1 Multi-airplane cellular communications system
07/24/2002EP1224744A1 Antenna apparatus in mobile communication system
07/24/2002EP1224712A1 Compact phased array antenna system and a method of operating same
07/23/2002US6424319 Multi-beam antenna
07/23/2002US6424313 Three dimensional packaging architecture for phased array antenna elements
07/23/2002US6424312 Radiating source for a transmit and receive antenna intended to be installed on board a satellite
07/23/2002US6424311 Dual-fed coupled stripline PCB dipole antenna
07/23/2002US6424309 Broadband compact slot dipole/monopole and electric dipole/monopole combined antenna
07/23/2002US6424306 Windshield antenna
07/23/2002US6424304 Antenna apparatus
07/23/2002US6424298 Microstrip array antenna
07/23/2002US6424296 Integrated adaptive antenna of a multibeam antenna
07/23/2002CA2153041C Transmit and receive antenna having angled crossover elements
07/18/2002WO2002056517A1 Spreading code hopping for synchronous ds-cdma system to mitigate interference effects
07/18/2002WO2002056418A1 Electromagnetic probe
07/18/2002WO2002056415A1 Built-in anenna of portable radio apparatus
07/18/2002WO2002029929A3 Multi-band wireless communication device
07/18/2002WO2002009231B1 Adaptive array antenna nulling
07/18/2002WO2001009975A3 Radar sensor and radar antenna for monitoring the environment of a motor vehicle
07/18/2002US20020093787 Arm wear type communication device and high dielectric chip antenna
07/18/2002US20020093456 Dual band built-in antenna device and mobile wireless terminal equipped therewith
07/18/2002US20020093450 Aperture synthesis radiometer and method of controlling same
07/18/2002US20020093396 Fluidic self-assembly of active antenna
07/18/2002DE10064129A1 Antenne, insbesondere Mobilfunkantenne Antenna, cellular antenna particular
07/17/2002EP1223641A2 Wireless communications device having a compact antenna cluster
07/17/2002EP1223640A2 Antenna device and mobile wireless terminal
07/17/2002EP1223638A2 Antenna array
07/17/2002EP1223434A2 Combined GPS positioning system and communications system utilizing shared circuitry
07/16/2002US6421543 Cellular radiotelephone base stations and methods using selected multiple diversity reception
07/16/2002US6421526 Beam automatic selection switching method in multi-beam satellite communication system and apparatus for same
07/16/2002US6421026 Antenna device provided with matching circuits adapted for reflection coefficients
07/16/2002US6421024 Multi-frequency band antenna
07/16/2002US6421021 Active array lens antenna using CTS space feed for reduced antenna depth
07/16/2002US6421012 Phased array antenna having patch antenna elements with enhanced parasitic antenna element performance at millimeter wavelength radio frequency signals
07/16/2002US6421011 Patch antenna using non-conductive frame
07/16/2002US6421009 Mobile station position tracking system for public safety
07/16/2002US6421005 Adaptive antenna system and method
07/16/2002US6421002 GPS receiver utilizing a communication link
07/16/2002US6419648 Systems and methods for reducing secondary hot spots in a phased array focused ultrasound system
07/16/2002CA2093999C Antenna system and method of manufacturing said system
07/11/2002WO2002054533A1 Antenna, and communication device using the same
07/11/2002WO2002054529A2 Low multipath interference microstrip array and method
07/11/2002WO2002019466A3 Mechanically steerable array antenna