Patents for H01Q 7 - Loop aerials with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop (7,833) |
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10/04/2000 | EP1040534A1 Magnetic beam deflection devices |
10/03/2000 | US6127989 Monolithic integrated circuit and antenna coil structure comprising a peripheral protective ring |
09/29/2000 | CA2267706A1 Toroidal antenna |
09/27/2000 | EP1039411A1 Ic card and ic card antenna and antenna frame |
09/27/2000 | EP1037755A1 Antenna for radio transponder |
09/27/2000 | EP1037753A1 Antenna for radio transponder |
09/27/2000 | EP1037752A1 Pneumatic tyre with an antenna for radio transponder |
09/21/2000 | WO2000010122A3 Radio frequency identification systems applications |
09/21/2000 | DE19911803A1 Antennenspule in Miniaturausführung, insbesondere für elektronische Fahrzeug-Schließsysteme Antenna coil in miniature version, in particular for vehicle electronic locking systems |
09/20/2000 | EP1037304A2 Miniaturised antenna coil in particular for electronic vehicle closing systems |
09/20/2000 | EP1036424A1 Antenna and transmitter arrangement for eas system |
09/19/2000 | US6122494 Radio frequency antenna with current controlled sensitivity |
09/13/2000 | EP1034578A1 Loop antenna |
09/13/2000 | CN1266294A Electricity connector for antenna or the like |
09/12/2000 | US6118411 Loop antenna and antenna holder therefor |
09/12/2000 | US6118367 Data carrier system |
09/06/2000 | EP1033778A2 Antenna frame for IC card |
09/06/2000 | EP1033675A2 Wireless information storage device |
09/05/2000 | US6115634 Implantable medical device and method of manufacture |
09/05/2000 | US6115001 Antenna device |
08/30/2000 | EP1032075A2 Electrical connector for loop antennas |
08/30/2000 | CN1264932A Mixed antenna device used for electronic discriminating system |
08/16/2000 | EP1027749A1 A portable electronic communication device with multi-band antenna system |
08/15/2000 | US6104354 Radio apparatus |
08/09/2000 | EP1026779A2 Hydrid antenna arrangement for use with electronic identification systems |
08/09/2000 | EP1025616A1 Antenna device especially for a car anti theft system |
08/09/2000 | EP1025553A1 Rfid conveyor antenna |
08/09/2000 | EP1025531A1 System for communication without contact by induction between a terminal and a portable object |
08/09/2000 | CN1262795A Radio apparatus loop antenna |
08/09/2000 | CN1262793A Communication apparatus |
08/09/2000 | CN1262760A Radio frequency identification tag system using tags arranged for coupling to ground |
08/08/2000 | US6100804 Radio frequency identification system |
08/08/2000 | US6100603 Anti-theft system for a motor vehicle |
08/03/2000 | WO2000045332A1 Contactless chip card |
08/01/2000 | US6095415 Ignition switch key cylinder |
08/01/2000 | US6095260 System, arrangements and associated methods for tracking and/or guiding an underground boring tool |
07/27/2000 | WO2000044091A2 Antenna system for radio frequency identification |
07/27/2000 | WO2000044064A1 Carrier with antenna for radio frequency identification |
07/27/2000 | WO2000043951A1 Chip card equipped with a loop antenna, and associated micromodule |
07/27/2000 | WO2000043944A2 Method of interrogating a radio frequency identification device |
07/27/2000 | WO2000043805A2 System for radio frequency identification |
07/27/2000 | WO2000043804A2 Radio frequency identification device |
07/27/2000 | WO2000043803A2 Method of detecting a radio frequency identification device |
07/27/2000 | CA2296976A1 Coil device |
07/26/2000 | CN1261453A Deactivation device with blplanar deactivation |
07/25/2000 | US6094177 Planar radiation antenna elements and omni directional antenna using such antenna elements |
07/20/2000 | WO2000042472A1 Method for patterning thin films |
07/13/2000 | WO2000041268A1 Box-kite uhf/vhf television and radio communications antenna |
07/13/2000 | WO2000014825A9 Antenna |
07/12/2000 | EP1018099A1 Deactivateable resonant circuit |
07/11/2000 | US6088580 Battery operated, portable transmitter having coil surrounding tubular, ferromagnetic housing |
07/05/2000 | EP1016163A1 Multi-phase transmitter with single receive antenna for transponder interrogator |
07/04/2000 | US6084551 Electromagnetic probe for the detection of e-field and h-field radiation |
06/29/2000 | WO2000038275A1 Antenna arrangement in a metallic environment |
06/29/2000 | DE19858299A1 Antennensystem für eine Datenkommunikationseinrichtung in einem Fahrzeug An antenna system for a data communication device in a vehicle |
06/28/2000 | EP1014596A1 Low frequency communication device using magnetic coupling |
06/28/2000 | EP1014479A1 Antenna arrangement for the keyless use of a vehicle |
06/28/2000 | EP1014476A1 Antenna system for a satellite supported vehicle navigation device |
06/28/2000 | EP1012803A1 Drive circuit for reactive loads |
06/28/2000 | EP1012785A1 Method for making contactless cards with coiled antenna |
06/28/2000 | CN1258135A 信号接收装置 Signal receiving means |
06/28/2000 | CN1053967C Radio frequency identification tag |
06/27/2000 | US6081238 EAS system antenna configuration for providing improved interrogation field distribution |
06/22/2000 | WO2000036704A1 High frequency quad antennae |
06/20/2000 | US6078259 Radio frequency identification tag |
06/14/2000 | CN1256559A Antenna device and card storage medium |
06/13/2000 | US6075496 Shunt feed antenna for large terrestrial vehicles |
06/08/2000 | DE19854160A1 Longwave radio receiver for distance remote-control has ferrite core of ferrite antenna formed as hollow body for acting as Faraday cage for receiver components inserted in its interior |
06/07/2000 | CN2382141Y Radial waveguides planar antenna with dual circularly polarized gap array |
06/07/2000 | CN1256026A Wristwatch-type communication device and antenna therefor |
06/02/2000 | WO2000010122A9 Radio frequency identification systems applications |
05/30/2000 | US6069682 Spherical shaped semiconductor integrated circuit |
05/25/2000 | WO2000030214A1 Multiple loop antenna |
05/25/2000 | WO2000030210A1 Smartcard module and method of attaching antenna wires thereto |
05/24/2000 | CN1254445A Product including seat and seat belt as well as transponder-communication device having transmission coil |
05/23/2000 | US6067052 Loop antenna configuration for printed wire board applications |
05/17/2000 | EP1001488A2 Short-distance communications antennas and methods of manufacture and use of same |
05/11/2000 | WO2000026991A1 Rotating field antenna with a magnetically coupled quadrature loop |
05/11/2000 | WO2000026989A1 System for detecting and optionally communicating with transponders such as antitheft transponders and identification transponders |
05/11/2000 | WO2000026856A2 Radio frequency identification system |
05/11/2000 | CA2349436A1 Rotating field antenna with a magnetically coupled quadrature loop |
05/10/2000 | EP0927438B1 Antenna arrangement which can be tuned capacitively and pager |
05/09/2000 | US6061030 Aerial arrays for magnetic induction communication systems having limited power supplies |
05/04/2000 | WO2000025385A1 Broadband antenna incorporating both electric and magnetic dipole radiators |
05/03/2000 | EP0997892A1 Recording disc |
05/03/2000 | CN1251949A Antenna device and radio receiver |
05/02/2000 | US6057803 Antenna apparatus |
04/27/2000 | WO2000023994A1 Smart optical storage media |
04/26/2000 | EP0995135A2 Transponder arrangement and method for the production thereof |
04/25/2000 | US6055420 Antenna system having a high Q circuit |
04/25/2000 | US6054965 External antenna device for short-wave receivers |
04/25/2000 | US6054963 Folded bow-tie antenna |
04/25/2000 | US6054954 Antenna assembly for communications device |
04/25/2000 | CA2023253C Magnetic antenna system having independently controllable electrical field shielding and magnetic field balance |
04/20/2000 | WO2000022893A1 Article having an embedded electronic device, and method of making same |
04/20/2000 | WO2000022297A1 Method and device for converting radiant energy to electric energy |
04/20/2000 | WO1999060512A9 Systems and methods for wirelessly projecting power using in-phase current loops and for identifying radio frequency identification tags that are simultaneously interrogated |
04/20/2000 | DE19853018C1 Chip card antenna coil manufacturing and mounting method has stamped out coil windings held together by residual bridging sections separated upon application of adhesive foil bridges |
04/19/2000 | EP0993748A1 Plug-in telecommunication card |
04/18/2000 | US6052097 Antenna circuit and method for collar-mounted remote animal training system |