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