Patents
Patents for H01Q 21 - Aerial arrays or systems (25,127)
06/2004
06/03/2004US20040104852 Microstrip patch antenna and array antenna using supertrate
06/03/2004US20040104848 Multiple frequency antennas with reduced space and relative assembly
06/03/2004US20040104844 Antenna array including virtual antenna elements
06/03/2004CA2506775A1 Miniaturised electro-optical device and corresponding uses
06/03/2004CA2506710A1 Miniature relay and corresponding uses
06/03/2004CA2506511A1 Hybrid space-time diversity beam forming method
06/02/2004EP1325537B1 Improvements to transmission/reception sources of electromagnetic waves for multireflector antenna
06/02/2004CN2619375Y 组合式多波束天线 Combined multi-beam antenna
06/02/2004CN1502209A Wireless local loop antenna
06/02/2004CN1152570C Transmission system and method for delivering wide band digital data into sectorized service areas
06/02/2004CN1152487C Base station equipment and method of controlling antenna
06/01/2004US6745051 Six sector antenna structure
06/01/2004US6745003 Adaptive cancellation for wireless repeaters
06/01/2004US6744412 High up/down ratio GPS antennas with serrated absorber
06/01/2004US6744410 Multi-band, low-profile, capacitively loaded antennas with integrated filters
05/2004
05/27/2004WO2004045020A1 Offset stacked patch antenna and method
05/27/2004WO2004044610A1 Antenna configurations for reduced radar complexity
05/27/2004WO2003087431B1 Deposition methods utilizing phased array microwave excitation, and deposition apparatuses
05/27/2004WO2003028156A3 Patch fed printed antenna
05/27/2004US20040102221 Antenna system
05/27/2004US20040100930 WLAN distributed antenna system
05/27/2004US20040100416 Compact antennas having directed beams and potentially more than one degree of freedom per concentration region
05/27/2004US20040100405 High-frequency antenna array
05/27/2004US20040100404 Patch antenna and application thereof
05/27/2004US20040100402 Broadband CSC2 antenna pattern beam forming networks
05/27/2004US20040099058 Apparatus and method for radar-based level gauging
05/27/2004DE19727930B4 Vorrichtung zur Identifizierung von an sportlichen Wettbewerben teilnehmenden Personen oder Tieren Apparatus for identification of participating in sporting competitions persons or animals
05/27/2004DE10317077A1 Verbesserte Zellular-Antennenanordnung Improved cellular antenna array
05/26/2004EP1422533A1 Radar receiver and radar system
05/26/2004EP1422503A1 Apparatus and method for radar-based level gauging
05/26/2004EP1421650A2 Conformal two dimensional electronic scan antenna with butler matrix and electronic scan array (esa) lens
05/26/2004EP1421649A1 Method and apparatus for frequency selective beam forming
05/26/2004EP1421644A1 Patch dipole array antenna including a feed line organizer body and related methods
05/26/2004EP1421459A2 Registration apparatus and method, as for voting
05/26/2004EP1088369B1 Antenna assembly
05/26/2004EP0941558A4 Microwave antenna
05/26/2004CN1500323A Wireless clock synchronization
05/26/2004CN1500319A Multi-antenna appts, multi-antenna reception method, and multi-antenna transmission method
05/26/2004CN1500310A Radio communicaton appts
05/26/2004CN1500298A Antenna appts.
05/26/2004CN1500297A Antenna appts. and communication appts. using same
05/26/2004CN1499857A Array antenna transceiver and calibrating method of transmission route used for same
05/26/2004CN1499763A Method and equipment for reaching synchronization to base station
05/26/2004CN1499669A Sector antenna appts. and vehicle-mounted transmission and reception appts.
05/26/2004CN1151587C Surface installed antenna and communication equipment using same
05/26/2004CN1151586C Multifrequency microstrip antenna and device including said antenna
05/25/2004US6741221 Low cost antennas using conductive plastics or conductive composites
05/25/2004US6741220 Cross dipole antenna and composite antenna
05/25/2004US6741219 Parallel-feed planar high-frequency antenna
05/25/2004US6741212 Low profile dielectrically loaded meanderline antenna
05/25/2004US6741210 Dual band printed antenna
05/25/2004US6741208 Dual-mode switched aperture/weather radar antenna array feed
05/25/2004CA2282679C Antenna for transmitting and/or receiving signals with rectilinear polarisation
05/21/2004WO2004042938A2 Folding directional antenna
05/21/2004WO2004042869A1 A transmit antenna
05/21/2004WO2004042864A2 Antenna assembly
05/21/2004WO2004042427A1 Antenna system for georadar
05/21/2004CA2504683A1 A transmit antenna
05/20/2004US20040095288 Actively reconfigurable pixelized antenna systems
05/20/2004US20040095287 Beam-forming antenna system
05/20/2004US20040095283 Diversity antenna apparatus for portable wireless terminal
05/20/2004US20040095282 Antenna device
05/20/2004US20040095281 Multi-band reconfigurable capacitively loaded magnetic dipole
05/20/2004US20040095280 Active configurable capacitively loaded magnetic diploe
05/20/2004US20040095278 Multi-antenna apparatus multi-antenna reception method, and multi-antenna transmission method
05/20/2004US20040095277 Inductively-coupled antenna array
05/19/2004EP1420267A2 Radar sensor and radar antenna for monitoring the environment of a motor vehicle
05/19/2004EP1420266A2 Radar sensor and radar antenna for monitoring the environment of a motor vehicle
05/19/2004EP1419552A2 Vehicle windshield with fractal antenna(s)
05/19/2004EP1419551A1 End-fire cavity slot antenna array structure and method of forming
05/19/2004EP1277252B1 Dual-polarized dipole array antenna
05/19/2004EP1149305B1 Radio frequency identification device
05/19/2004CN1498445A Multi-section medium resonator antenna
05/19/2004CN1497781A Double polarization antenna
05/19/2004CN1497263A Body detecting method and body detecting device
05/19/2004CN1496820A Layer structure, its making method and its application
05/19/2004CN1150781C Antenna apparatus for shaping radiation pattern of antenna of base station in accordance with positions of mobile stations
05/19/2004CN1150663C Wide-angle circular polarization antenna
05/19/2004CN1150662C Integrated transmit/receive antenna with arbitrary utilisation of antenna aperture
05/19/2004CN1150661C Wide band printed phased array antenna for microwave and mm-wave applications
05/19/2004CN1150407C Time division multiplesing channel antenna array system and signal processing method thereof
05/18/2004US6738024 Mechanism for differential dual-directional antenna array
05/18/2004US6738019 Apparatus and method for driving a sectored antenna
05/18/2004US6738017 Modular phased array with improved beam-to-beam isolation
05/18/2004US6738016 Method for improving smart antenna array coverage
05/18/2004US6737938 Phase shifter, phased-array antenna, and radar
05/13/2004WO2004040699A1 Conversion method of transmitting and receiving weighting value in the intelligent antenna system
05/13/2004WO2004040690A2 Low complexity beamformers for multiple transmit and receive antennas
05/13/2004WO2004040689A2 Directional antenna
05/13/2004WO2004015808A3 Array of modular transmission antennas for an rf identification system
05/13/2004US20040090389 Compact, low profile, circular polarization cubic antenna
05/13/2004US20040090387 Four element array of cassegrain reflect or antennas
05/13/2004US20040090386 Multi-frequency antenna
05/13/2004US20040090384 Antenna arrangement and portable radio communication device
05/13/2004US20040090379 Multiband planar antenna
05/13/2004US20040090378 Multi-band antenna structure
05/13/2004US20040090370 Feed network and method for an offset stacked patch antenna array
05/13/2004US20040090369 Offset stacked patch antenna and method
05/13/2004US20040090368 Microstrip antenna array with periodic filters for enhanced performance
05/13/2004US20040090290 Waveguide slot type radiator having construction to facilitate manufacture