| Patents for H01Q 5 - Arrangements for simultaneous operation of aerials on two or more different wavebands (11,466) |
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| 02/25/2004 | CN1140011C Antenna system for tracking nonsynchronous satellites |
| 02/24/2004 | US6697030 Tunable dual band antenna system |
| 02/24/2004 | US6697023 Built-in multi-band mobile phone antenna with meandering conductive portions |
| 02/19/2004 | WO2004015810A1 Dual band antenna system |
| 02/19/2004 | WO2003052077A3 Microstrip antennas and methods of designing same |
| 02/19/2004 | US20040032378 Broadband starfish antenna and array thereof |
| 02/19/2004 | US20040032376 Antenna |
| 02/19/2004 | US20040032373 Combination satellite and terrestrial antenna |
| 02/19/2004 | US20040032370 Portable radio-use antenna |
| 02/19/2004 | US20040032368 Compact stacked quarter-wave circularly polarized SDS patch antenna |
| 02/19/2004 | DE4102845B4 Kraftfahrzeug-Stabantenne für mehrere getrennte Frequenzbereiche Motor vehicle rod antenna for several separate frequency ranges |
| 02/19/2004 | DE10235222A1 Wideband antenna with monopole and dipole tuned to higher frequency range and used for providing roof capacitance for monopole |
| 02/19/2004 | CA2494537A1 Dual band antenna system |
| 02/18/2004 | CN1476681A Mobile communication system having multi-band antenna |
| 02/17/2004 | US6693600 Ultra-broadband antenna achieved by combining a monocone with other antennas |
| 02/17/2004 | US6693596 Dual-frequency antenna |
| 02/17/2004 | US6693594 Optimal use of an electrically tunable multiband planar antenna |
| 02/17/2004 | CA2318799C Dual band antenna for radio terminal |
| 02/17/2004 | CA2272389C A dielectric-loaded antenna |
| 02/17/2004 | CA2236548C Antenna system |
| 02/12/2004 | WO2004013935A1 Directional dual frequency antenna arrangement |
| 02/12/2004 | US20040027298 Antenna device and communication equipment using the device |
| 02/12/2004 | US20040027295 Antenna for a communication terminal |
| 02/12/2004 | US20040027292 Patch antenna for operating in at least two frequency ranges |
| 02/12/2004 | US20040027288 Antenna device |
| 02/12/2004 | US20040027287 Multi-resonance antenna |
| 02/12/2004 | US20040027286 Multi frequency magnetic dipole antenna structures and methods of reusing the volume of an antenna |
| 02/12/2004 | US20040027285 Multi-patch antenna which can transmit radio signals with two frequencies |
| 02/12/2004 | DE10231961B3 Niedrig bauende Dual- oder Multibandantenne, insbesondere für Kraftfahrzeuge Low headroom dual or multi-band antenna, especially for motor vehicles |
| 02/11/2004 | CN1474996A Contactless data carrier |
| 02/11/2004 | CN1474478A Double frequency mono-polar antenna |
| 02/11/2004 | CN1138313C Folded bow-tie antenna |
| 02/10/2004 | US6690336 Antenna |
| 02/05/2004 | US20040021612 Transmission/reception sources of electromagnetic waves for multireflector antenna |
| 02/05/2004 | US20040021608 Built-in antenna apparatus |
| 02/05/2004 | US20040021605 Multiband antenna for mobile devices |
| 02/05/2004 | DE10331281A1 Multi-band antenna for mobile radio telephone has 2 radiator arms for 2 different resonance frequencies |
| 02/04/2004 | EP1387435A1 Antenna device |
| 02/04/2004 | EP1387433A1 Broad-band antenna for mobile communication |
| 02/04/2004 | EP1386374A1 Built-in patch antenna |
| 02/04/2004 | CN1473375A Portable radio-use antenna |
| 02/03/2004 | US6686893 Dual band antenna |
| 02/03/2004 | US6686892 Switchable length whip antenna |
| 02/03/2004 | US6686888 Vehicle antenna |
| 02/03/2004 | US6686886 Integrated antenna for laptop applications |
| 02/03/2004 | US6686884 Microchip dual band antenna |
| 01/29/2004 | WO2004010535A1 Undersampled microstrip array using multilevel and space-filling shaped elements |
| 01/29/2004 | WO2004010533A1 Antenna device and portable radio communnication terminal |
| 01/29/2004 | WO2004010532A1 Antenna with one or more holes |
| 01/29/2004 | WO2004010531A1 Notched-fed antenna |
| 01/29/2004 | US20040017330 Antenna unit and radio communication terminal using this antenna unit |
| 01/29/2004 | US20040017329 Folded dual-band antenna apparatus |
| 01/29/2004 | US20040017325 Multi-band antenna apparatus |
| 01/29/2004 | US20040017319 Integrated antenna for portable computer |
| 01/29/2004 | US20040017315 Dual-band antenna apparatus |
| 01/29/2004 | US20040017314 Dual band directional antenna |
| 01/28/2004 | EP1249056B1 Coaxial dielectric rod antenna |
| 01/28/2004 | CN1136628C Multiple frequency antenna |
| 01/27/2004 | US6683576 Circuit board and SMD antenna |
| 01/27/2004 | US6683575 Antenna apparatus |
| 01/27/2004 | US6683573 Multi band chip antenna with dual feeding ports, and mobile communication apparatus using the same |
| 01/27/2004 | US6683571 Multiband microwave antenna |
| 01/27/2004 | US6683570 Compact multi-band antenna |
| 01/22/2004 | WO2004008574A1 Antenna device |
| 01/22/2004 | WO2004008573A1 Low-height dual or multi-band antenna, in particular for motor vehicles |
| 01/22/2004 | US20040012537 Multi-meandered antennas with multiple bands and single input |
| 01/22/2004 | US20040012530 Ultra-wide band meanderline fed monopole antenna |
| 01/22/2004 | US20040012528 Multi-band antenna |
| 01/22/2004 | DE20317409U1 Dual-band linear antenna e.g. for wireless communication, has length of metal plates corresponding to half wave-length of LF electric wave |
| 01/21/2004 | EP1382086A1 Compact antenna block for a wireless device |
| 01/21/2004 | CN2600926Y Double-frequency antenna |
| 01/21/2004 | CN2600925Y Double-frequency antenna |
| 01/21/2004 | CN1470089A Improvements to transmission/reception sources of electromagnetic waves for multireflector antenna |
| 01/21/2004 | CN1135656C Helical double-resonance antenna capable of suppressing fluctuation of electric characteristics and non-limiting helical coil size |
| 01/20/2004 | US6680713 Antenna and radio wave receiving/transmitting apparatus therewith and method of manufacturing the antenna |
| 01/20/2004 | US6680711 Coincident transmit-receive beams plus conical scanned monopulse receive beam |
| 01/20/2004 | US6680708 Loop antenna, surface-mounted antenna and communication equipment having the same |
| 01/20/2004 | US6680705 Capacitive feed integrated multi-band antenna |
| 01/20/2004 | US6680704 Built-in patch antenna |
| 01/20/2004 | US6680700 Miniaturized microwave antenna |
| 01/15/2004 | WO2004006386A1 Coplanar polarization dual-band radiating device |
| 01/15/2004 | WO2004006385A1 Dielectric antenna, antenna-mounted substrate, and mobile communication machine having them therein |
| 01/15/2004 | WO2004005960A1 Circuit for multifrequency band radar level gauge |
| 01/15/2004 | WO2004005959A1 Level gauging system |
| 01/15/2004 | US20040008146 Plate-like multiple antenna and electrical equipment provided therewith |
| 01/14/2004 | EP1380069A1 Dual-band dual-polarized antenna array |
| 01/14/2004 | CN1467873A Plate-like multiple antenna and electrical equipment provided therewith |
| 01/14/2004 | CN1134859C Plane antenna with two resonance frequency |
| 01/14/2004 | CN1134856C Radiation part, antenna containing the same part and radio communication device |
| 01/13/2004 | US6677915 Shielded spiral sheet antenna structure and method |
| 01/13/2004 | US6677909 Dual band slot antenna with single feed line |
| 01/13/2004 | US6677903 Mobile communication device having multiple frequency band antenna |
| 01/13/2004 | CA2253265C Composite antenna for cellular and gps communications |
| 01/08/2004 | WO2004004068A1 Antenna device |
| 01/08/2004 | WO2004004066A1 Multiband planar antenna |
| 01/08/2004 | US20040004581 Multicoil helical antenna and method for same |
| 01/08/2004 | US20040004579 Antenna arrangement |
| 01/08/2004 | US20040004574 Multiple-element antenna |
| 01/08/2004 | US20040004571 Multiple-resonant antenna, antenna module, and radio device using the multiple-resonant antenna |
| 01/08/2004 | DE10226794A1 Miniaturisierte Mehrband-Antenne Miniaturized multi-band antenna |