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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10/23/2001 | US6307518 Antenna configuration of an apparatus for detecting a child safety seat placed on a seat of a motor vehicle |
10/23/2001 | US6307511 Portable electronic communication device with multi-band antenna system |
10/23/2001 | CA2170718C Electromagnetic radiation measuring apparatus |
10/17/2001 | EP1145377A1 Antenna arrangement in a metallic environment |
10/17/2001 | EP1145371A1 Carrier with antenna for radio frequency identification |
10/17/2001 | EP1145189A2 Radio frequency identification systems applications |
10/16/2001 | US6304230 Multiple coupled resonant loop antenna |
10/11/2001 | US20010029119 Fine-pitch flexible electrical connector, and method for making same |
10/10/2001 | EP1142064A1 High frequency quad antennae |
10/10/2001 | EP1142058A1 Coupling antenna with high inductance |
10/10/2001 | EP1141776A1 Method for patterning thin films |
10/10/2001 | EP0823058B1 Method and apparatus for eliminating mutual inductance effects in resonant coil assemblies |
10/09/2001 | US6300920 Electromagnetic antenna |
10/09/2001 | US6300917 Antenna |
10/09/2001 | US6300914 Fractal loop antenna |
10/09/2001 | US6300908 Antenna |
10/04/2001 | US20010026244 Loop antenna device |
10/04/2001 | EP1138181A1 Article having an embedded electronic device, and method of making same |
10/04/2001 | EP1138098A1 Multiple loop antenna |
10/04/2001 | DE10014302A1 Antenna conductor arrangement for Ident system has figure-eight shape with spaced apart sections at intersection point |
10/02/2001 | US6298271 Medical system having improved telemetry |
09/27/2001 | WO2001071848A1 A tamper indicating radio frequency identification label |
09/27/2001 | WO2001018749A3 Radio frequency identification tags and labels |
09/27/2001 | DE10012438A1 Key arrangement for remote radio control of a vehicle function, has antenna of different polarization compared with frame antenna included in key body and connected to frame antenna and electronic circuit |
09/27/2001 | DE10010936A1 Aerial with surface enclosed by conductor or speecified length of magnetic loop type for small radio modems |
09/20/2001 | WO2001069675A1 Method for making a flexible circuit interposer having high-aspect ratio conductors |
09/20/2001 | WO2001019075A3 Method and apparatus for reducing multipath distortion in a television signal |
09/20/2001 | US20010022239 Establishing positions of locating field detectors and path mapping in underground boring tool applications |
09/19/2001 | EP1134840A2 Antenna |
09/19/2001 | EP1133809A1 Broadband antenna incorporating both electric and magnetic dipole radiators |
09/18/2001 | US6292138 Method of determining distance between diversity antennas |
09/13/2001 | WO2001067550A2 Guides for rf magnetic flux |
09/13/2001 | US20010020897 Tag IC |
09/12/2001 | EP1132999A1 Motor vehicle provided with an antenna for a dedicated communication system |
09/12/2001 | CN1312933A Applications for radio frequency identification systems |
09/12/2001 | CN1312928A Application for a radio frequency identification system |
09/12/2001 | CN1312927A Radio frequency identification systems applications |
09/12/2001 | CN1312617A Antenna device and watch radio communication device using same |
09/11/2001 | US6288905 Contact module, as for a smart card, and method for making same |
09/05/2001 | EP0941520B1 Contactless chip card |
08/30/2001 | DE10004616A1 Schaltungsanordnung für eine Sende- und/oder Empfangseinrichtung Circuit arrangement for a transmitting and / or receiving device |
08/29/2001 | EP1128464A1 Antenna of an electromagnetic detection system, and electromagnetic detection system comprising such antenna |
08/29/2001 | EP1127757A2 Keyless entry system for an automotive vehicle |
08/29/2001 | EP1127384A1 Rotating field antenna with a magnetically coupled quadrature loop |
08/21/2001 | US6278873 Wristwatch-type communication device and antenna therefor |
08/16/2001 | DE10025262A1 Antennenvorrichtung The antenna device |
08/08/2001 | EP1122814A2 An improved receiver with H-field antennas |
08/07/2001 | US6271796 Built-in antenna for radio communication terminals |
08/02/2001 | US20010011012 Non-contact IC module |
08/02/2001 | US20010010662 Antenna apparatus and wristwatch radio communication device using same |
08/02/2001 | US20010010507 Antenna device and communication device |
08/01/2001 | EP1120855A2 Antenna device |
08/01/2001 | EP1120854A2 Antenna apparatus and wristwatch radio communication device using same |
07/31/2001 | US6268796 Radio frequency identification transponder having integrated antenna |
07/26/2001 | WO2000043944A3 Method of interrogating a radio frequency identification device |
07/25/2001 | EP1118140A1 Receiving device of a radio system and method for processing received radio signals |
07/25/2001 | EP1118139A1 A radio communication device and an antenna system |
07/19/2001 | WO2001052598A1 Packaging and rf shielding for telecoils |
07/19/2001 | WO2001052351A1 Passive integrated transponder tag with unitary antenna core |
07/19/2001 | WO2001052350A1 Antenna device |
07/12/2001 | WO2001050547A1 Variable capacitance coupling antenna |
07/10/2001 | US6259209 Plasma processing apparatus with coils in dielectric windows |
07/05/2001 | US20010006766 Method for patterning thin films |
07/04/2001 | CN1302422A Drive circuit for reactive loads |
06/28/2001 | WO2001046903A1 Memory card holder |
06/27/2001 | EP1110163A1 Application for a radio frequency identification system |
06/26/2001 | US6252561 Wireless LAN antenna with single loop |
06/26/2001 | US6250402 Establishing positions of locating field detectors and path mappings in underground boring tool applications |
06/21/2001 | WO2001045200A1 Orthogonal slot antenna assembly |
06/21/2001 | WO2001045198A1 Radio frequency antenna for an object interrogation device comprising a radiofrequency antenna associated with an electronic circuit |
06/21/2001 | WO2001045030A1 Transponder reading device |
06/21/2001 | US20010004212 Shielding method and apparatus using transverse slots |
06/21/2001 | DE10059027A1 Car antenna has slot with common mode noise rejection circuit is cheap rejects vehicle noise |
06/21/2001 | DE10004222A1 Remote control transmitter used in e.g. light control system, has ring antenna having interrupt for interposing of tuning components and single feed point connected to high-frequency transmission circuit |
06/21/2001 | CA2394507A1 Transponder reading device |
06/19/2001 | US6249259 Downhole magnetic dipole antenna |
06/14/2001 | WO2001043255A1 Methods and systems for reactively compensating magnetic current loops |
06/14/2001 | WO2001043056A1 Systems and methods for wirelessly projecting power using multiple in-phase current loops |
06/13/2001 | EP1105855A1 Applications for radio frequency identification systems |
06/13/2001 | EP1105839A1 Method for making a contactless chip card |
06/12/2001 | US6245630 Spherical shaped semiconductor integrated circuit |
06/07/2001 | WO2001041319A1 Component field antenna for induction borehole logging |
06/07/2001 | WO2001041253A1 Loop antenna parasitics reduction technique |
06/05/2001 | US6243045 Removal data storing medium having loop antenna |
05/31/2001 | WO2001039137A1 Flat support with at least one semiconductor chip |
05/22/2001 | US6236368 Loop antenna assembly for telecommunication devices |
05/16/2001 | EP1099188A1 Improved contactless badge reader |
05/15/2001 | US6232871 Motor vehicle having a steering wheel, a transponder-communication device and a transmission coil |
05/15/2001 | US6232870 Applications for radio frequency identification systems |
05/10/2001 | US20010000960 Systems and methods for wirelessly projecting power using multiple in-phase current loops |
05/09/2001 | CN1294765A Device for controlling impedance returned on electronic label antenna |
05/09/2001 | CN1294727A Identification tag with enhanced security |
05/08/2001 | US6229494 Radiation synthesizer systems and methods |
05/08/2001 | US6229492 Antenna device for automotive vehicle |
05/08/2001 | US6229444 Theftproof tag |
05/04/2001 | CA2296458A1 Multiple coupled resonant loop antenna |
05/03/2001 | WO2001031731A1 Coupling antenna with high inductance |
05/03/2001 | CA2356378A1 Coupling antenna with high inductance |
05/02/2001 | CN1293791A Chip card equipped with loop antenna, and assiciated micromodule |
05/01/2001 | US6225952 Portable compact radio terminal device |