Patents for H01Q 21 - Aerial arrays or systems (25,127) |
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07/20/2004 | US6765537 Dual uncoupled mode box antenna |
07/20/2004 | US6765535 Monolithic millimeter wave reflect array system |
07/20/2004 | US6765532 Wideband signal detection and tracking system |
07/20/2004 | US6765530 Array antenna having pairs of antenna elements |
07/15/2004 | WO2004059898A2 Multiport serial feed device |
07/15/2004 | WO2004059879A1 A smart antenna solution for mobile handset |
07/15/2004 | WO2004059790A1 Directional antenna, receiving system and method for actuating said system |
07/15/2004 | WO2004059786A2 Systems and methods for wireless telecommunications |
07/15/2004 | WO2004059259A2 Liquid level detection gauge and associated methods |
07/15/2004 | WO2004049498A3 Smart antenna system with improved localization of polarized sources |
07/15/2004 | WO2004047219A3 Actively reconfigurable pixelized antenna systems |
07/15/2004 | WO2004040690A3 Low complexity beamformers for multiple transmit and receive antennas |
07/15/2004 | WO2004019443A8 Communication system with broadband antenna |
07/15/2004 | US20040137950 Built-in, multi band, multi antenna system |
07/15/2004 | US20040137947 Transmit network for a cellular base-station |
07/15/2004 | US20040135736 Time-delayed directional beam phased array antenna |
07/15/2004 | US20040135735 Antenna stabilization system for two antennas |
07/15/2004 | US20040135732 Dual port helical-dipole antenna and array |
07/15/2004 | US20040135730 Portable computer |
07/15/2004 | US20040135729 Radio device and antenna structure |
07/15/2004 | US20040135727 Fractile antenna arrays and methods for producing a fractile antenna array |
07/15/2004 | US20040135703 Vehicular traffic sensor |
07/15/2004 | US20040135690 Wide exit electronic article surveillance antenna system |
07/15/2004 | DE10259971A1 Richtantenne, Richtantennen-Empfangssystem und Verfahren zum Betreiben dieses Richtantennen-Empfangssystems Directional antenna, directional antenna receiving system and method of operating this directional antennas receiving system |
07/14/2004 | EP1436996A1 Interactive protocol for remote management of access control to scrambled data |
07/14/2004 | EP1436958A1 A digital implementation of multi-channel demodulators |
07/14/2004 | EP1436859A1 Slot coupled, polarized radiator |
07/14/2004 | EP1436855A1 Field probe |
07/14/2004 | CN1513218A Integrated antenna for laptop application |
07/14/2004 | CN1512808A Mobile terminal with intelligent antenna and its method |
07/14/2004 | CN1512791A Channel self adaption distribution network based on intelligent antenna |
07/14/2004 | CN1157966C Coupling calibration network and method for intelligent antenna array of radio communication system |
07/14/2004 | CN1157608C Antenna for transmission and reception of signals having linear polarisation |
07/13/2004 | US6762730 Crossed bow tie slot antenna |
07/13/2004 | US6762729 Slotted bow tie antenna with parasitic element, and slotted bow tie array antenna with parasitic element |
07/13/2004 | US6762722 Directional antenna |
07/13/2004 | US6762717 Apparatus and method for calibrating array antenna |
07/13/2004 | CA2204444C Spiral-shaped array for broadband imaging |
07/13/2004 | CA2145964C Feeding method and device, particularly for a doppler vor system, modulator suitable for the same and doppler vor system |
07/08/2004 | WO2004057702A1 Method and apparatus for increasing the number of strong eigenmodes in a multiple-input multiple-output (mimo) radio channel |
07/08/2004 | WO2004057701A1 Multi-band monopole antenna for a mobile communications device |
07/08/2004 | WO2004057698A2 Antennas with reduced space and improved performance |
07/08/2004 | WO2004057363A2 Wideband signal detection and tracking system |
07/08/2004 | WO2004027921A3 Multiple pattern antenna |
07/08/2004 | US20040132515 Cell phone antenna switching circuit and antenna switching method |
07/08/2004 | US20040132406 Tags, wireless communication systems, tag communication methods, and wireless communications methods |
07/08/2004 | US20040130497 Reconfigurable antennas |
07/08/2004 | US20040130496 Diversity antenna and method for controlling the same |
07/08/2004 | US20040130494 Antenna and electronic equipment using the same |
07/08/2004 | US20040130490 Single ku-band multi-polarization gallium arsenide transmit chip |
07/08/2004 | US20040130488 Single receiver wireless tracking system |
07/08/2004 | US20040130487 Directional antenna physical layer steering for WLAN |
07/08/2004 | US20040130311 Mm-wave terrestrial imager |
07/07/2004 | EP1435526A1 Radiowave location detector for bearing and position determination |
07/07/2004 | EP1382085A4 Antenna array apparatus with conformal mounting structure |
07/07/2004 | EP1127384A4 Rotating field antenna with a magnetically coupled quadrature loop |
07/07/2004 | CN1511359A Modular bi-polarized antenna |
07/07/2004 | CN1511358A Dual band dipole antenna structure |
07/07/2004 | CN1511357A Tunable dual band antenna system |
07/07/2004 | CN1511356A Integrated multiservice car antenna |
07/07/2004 | CN1510959A Cellular telephone antenna switching circuit and method |
07/07/2004 | CN1156937C Balanced-to unbalanced transforming circuit |
07/06/2004 | US6759991 Antenna arrangement |
07/06/2004 | US6759982 Radio direction and position finding apparatus |
07/06/2004 | US6759980 Phased array antennas incorporating voltage-tunable phase shifters |
07/06/2004 | US6759743 Thick film millimeter wave transceiver module |
07/06/2004 | CA2261906C Dual-band coupled segment helical antenna |
07/01/2004 | WO2004055940A1 Method and apparatus for pointing the beam of a wind profiler |
07/01/2004 | WO2004055939A1 Antenna system and method for measuring the azimuth and elevation angles of an active, signal sending radiosonde |
07/01/2004 | WO2004055938A2 Improvements relating to dipole antennas and coaxial to microstrip transitions |
07/01/2004 | WO2004042938A3 Folding directional antenna |
07/01/2004 | US20040125880 Enhanced OFDM by use of alternating polarization states |
07/01/2004 | US20040125038 Colinear antenna of the alternating coaxial type |
07/01/2004 | US20040125036 Low cost multiple pattern antenna for use with multiple receiver systems |
07/01/2004 | US20040125033 Dual-band antenna having high horizontal sensitivity |
07/01/2004 | US20040125026 Antennas with reduced space and improved performance |
07/01/2004 | US20040125024 Built-in antenna system for indoor wireless communications |
07/01/2004 | US20040125022 Antenna apparatus |
07/01/2004 | US20040125020 Wideband printed monopole antenna |
07/01/2004 | US20040125019 Antenna with dynamically variable operating band |
07/01/2004 | US20040125012 Object detector and object detecting method |
06/30/2004 | EP1434306A1 Method and apparatus for increasing the number of strong eigenmodes in a mutliple-input multiple output (MIMO) radio channel |
06/30/2004 | EP1434304A1 ANTENNA DEVICE, WIRELESS COMMUNICATION TERMINAL, EXTERNAL ANTENNA AND HAND−STRAP |
06/30/2004 | EP1434300A2 Broadband antenna with a 3-dimensional casting part |
06/30/2004 | CN1509092A Method and apparatus for realizing intelligent antella based on digital wave bean |
06/30/2004 | CN1509089A Full-adaptive intelligent antella receiving device |
06/30/2004 | CN1156178C Method and apparatus for providing forward link softer handoff in a code division multiple access communication system |
06/30/2004 | CN1156092C Arrival direction determining method and radio receiving device |
06/30/2004 | CN1156058C Method for integrating antennas in distributed antenna system |
06/30/2004 | CN1156055C Mobile radio antenna |
06/30/2004 | CN1156053C Flat microwave antenna |
06/30/2004 | CN1155835C Combined GPS positioning system and communication system utilizing shared circuitry |
06/29/2004 | US6757267 Antenna diversity system |
06/29/2004 | US6756949 Wideband cavity-backed antenna |
06/29/2004 | US6756946 Multi-loop antenna |
06/29/2004 | US6756939 Phased array antennas incorporating voltage-tunable phase shifters |
06/24/2004 | US20040121828 Mobile communication |
06/24/2004 | US20040121750 Wireless communication device haing variable gain device and method therefor |
06/24/2004 | US20040119647 Chip antenna, chip antenna unit and wireless communication device using the same |
06/24/2004 | US20040119646 Dielectric loaded antenna apparatus with inclined radiation surface and array antenna apparatus including the dielectric loaded antenna apparatus |