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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05/01/2001 | US6225865 Signal switching arrangement |
04/24/2001 | US6222506 Transmitting and receiving antenna for animal training devices |
04/19/2001 | WO2001027869A1 Communication device |
04/12/2001 | WO2001026180A1 Tamper-resistant wireless article including an antenna |
04/12/2001 | WO2001025817A2 System for determining item orientation and identification |
04/12/2001 | CA2386159A1 System for determining item orientation and identification |
04/11/2001 | EP1091446A1 Planar antenna |
04/10/2001 | US6215456 Antenna unit and radio receiver device |
04/10/2001 | US6215455 Armored magnetic field antenna in printed circuit |
04/10/2001 | US6215454 Multi-layered shielded substrate antenna |
04/03/2001 | US6211846 Antenna system for radio direction-finding |
03/29/2001 | WO2001022529A1 Access control system |
03/28/2001 | EP1086444A1 Identification tag with enhanced security |
03/28/2001 | EP0956613A4 Multiple loop antenna |
03/20/2001 | US6204821 Toroidal antenna |
03/20/2001 | US6204819 Convertible loop/inverted-f antennas and wireless communicators incorporating the same |
03/20/2001 | US6204817 Radio communication device and an antenna system |
03/20/2001 | US6203952 Articles such as radio frequency identification tags; absence of heat distortion, debris, photoresis, undercut image |
03/20/2001 | US6203658 Processing system and method for making spherical shaped semiconductor integrated circuits |
03/15/2001 | WO2001019075A2 Method and apparatus for reducing multipath distortion in a television signal |
03/15/2001 | WO2001018749A2 Radio frequency identification tags and labels |
03/15/2001 | DE19940087A1 Detector for acousto-magnetic product security label and radio frequency product security label has both antennas in fixtures installed at exit of protected area |
03/14/2001 | EP0829108A4 Eas system antenna configuration for providing improved interrogation field distribution |
03/13/2001 | US6201514 Stereoscopic antenna |
03/13/2001 | US6201387 Miniaturized position sensor having photolithographic coils for tracking a medical probe |
02/28/2001 | EP1078329A2 Systems and methods for wirelessly projecting power using in-phase current loops and for identifying radio frequency identification tags that are simultaneously interrogated |
02/28/2001 | EP0808518A4 Television antennas |
02/27/2001 | US6195053 Antenna, module and imager, such as for a barcode reader |
02/20/2001 | US6191752 HF antennas for wideband signals |
02/20/2001 | CA2074015C Miniature antenna |
02/06/2001 | US6184846 Loop conductor antenna for fuel dispenser |
01/30/2001 | US6181287 Reactively coupled elements in circuits on flexible substrates |
01/25/2001 | WO2001005467A1 A medical system having improved telemetry |
01/24/2001 | EP1071158A2 Overmolded electrical connection to ring antenna |
01/24/2001 | EP1036424A4 Antenna and transmitter arrangement for eas system |
01/18/2001 | WO2001004988A1 Antenna for contactless cards, hybrid cards and electronic labels |
01/17/2001 | EP1069645A2 Semiconductor device with an antenna and fabrication method therefor |
01/17/2001 | EP1068652A1 Device for controlling the impedance returned on an electronic label antenna |
01/11/2001 | WO2001003237A1 Coil antenna device and method for generating a varying magnetic field |
01/11/2001 | WO2001003234A1 Antenna for a wireless communication module |
01/04/2001 | WO2000064004A3 An rf transponder |
01/04/2001 | WO2000043804A3 Radio frequency identification device |
01/03/2001 | EP1064568A1 An interrogator for interrogating an rfid |
01/03/2001 | CN1278955A A portable electronic commnication device with multi-band antenna system |
01/02/2001 | CA2179965C Antenna for programming a transponder |
12/27/2000 | EP1062634A1 Chip card equipped with a loop antenna, and associated micromodule |
12/26/2000 | US6166706 Rotating field antenna with a magnetically coupled quadrature loop |
12/26/2000 | US6166703 Combination satellite and VHF/UHF receiving antenna |
12/21/2000 | WO2000043944A8 Method of interrogating a radio frequency identification device |
12/20/2000 | EP1060405A1 Magnetic crossed-loop antenna |
12/20/2000 | CN1277742A Method of feeding flat antenna and flat antenna |
12/20/2000 | CN1059761C All direction horizontal-polarized loop band antenna |
12/19/2000 | US6163305 Loop antenna device |
12/12/2000 | US6160525 Low impedance loop antennas |
12/12/2000 | US6160518 Dual-loop multiband reception antenna for terrestrial digital audio broadcasts |
12/07/2000 | WO2000074173A1 Loop antenna with at least two resonant frequencies |
12/07/2000 | DE19923634A1 Sende- und Empfangseinrichtung Transmitting and receiving means |
12/06/2000 | EP0892969A4 Electronic article surveillance system |
11/30/2000 | WO2000072255A1 Identification tag |
11/30/2000 | CA2371590A1 Identification tag |
11/29/2000 | EP1056039A2 Transmitter and receiver |
11/29/2000 | CN2408469Y Inductor |
11/28/2000 | US6154183 Waveguide antenna |
11/28/2000 | US6154177 Antenna device and radio receiver using the same |
11/28/2000 | US6154137 Identification tag with enhanced security |
11/23/2000 | WO2000070676A1 High-density electronic package, and method for making same |
11/23/2000 | WO2000044091A3 Antenna system for radio frequency identification |
11/23/2000 | WO2000026856A3 Radio frequency identification system |
11/21/2000 | US6150986 Antenna system comprising driver circuits for transponder |
11/21/2000 | US6149470 Electrical connector for antenna or the like |
11/21/2000 | CA2168525C Plate antenna method using integral noise mitigation for railway cab signal |
11/16/2000 | WO2000069092A1 Antenna diversity for a user terminal in a satellite telecommunication network |
11/16/2000 | WO2000069016A1 Chip card comprising an antenna |
11/15/2000 | EP1052785A1 Antenna diversity for a user terminal in a satellite telecommunication network |
11/14/2000 | US6147662 Radio frequency identification tags and labels |
11/14/2000 | US6147655 Flat loop antenna in a single plane for use in radio frequency identification tags |
11/07/2000 | US6144346 Antenna arrangement |
11/02/2000 | WO2000065714A1 Integrated electronic circuit comprising an electronic component and a delay element which is connected to the component |
11/02/2000 | WO2000065689A1 Wireless article including a plural-turn loop antenna |
11/02/2000 | EP1048096A1 Electric and magnetic field generator, corresponding field detector, and sample analyser |
10/26/2000 | WO2000064229A1 Contact module, as for a smart card, and method for making same |
10/26/2000 | WO2000064004A2 An rf transponder |
10/25/2000 | EP1045755A1 Tyre provided with a conductive loop and method for implanting said loop under the tyre tread |
10/25/2000 | CN1271450A Deactivateable resonant circuit |
10/24/2000 | US6138050 Antenna system and apparatus for radio-frequency wireless keyboard |
10/24/2000 | US6137447 Antenna for reader/writer |
10/24/2000 | US6137445 Antenna apparatus for mobile terminal |
10/19/2000 | WO2000043805A3 System for radio frequency identification |
10/19/2000 | WO2000043803A3 Method of detecting a radio frequency identification device |
10/18/2000 | EP1045325A1 Detection of distance between an electromagnetic transponder and a terminal |
10/18/2000 | CN1270708A Antenna system and apparatus for radio-frequency wireless keyboard |
10/17/2000 | US6134428 Wrist mounted communicator |
10/17/2000 | US6134420 Vector measuring aerial arrays for magnetic induction communication systems |
10/17/2000 | US6133886 Antenna for a wireless communication module |
10/17/2000 | US6133834 Method of trimming film type antennas |
10/12/2000 | WO2000060525A1 Desk comprising an integrated reading device |
10/11/2000 | EP1042845A1 Antenna |
10/10/2000 | US6130863 Slider and electro-magnetic coil assembly |
10/05/2000 | WO2000059069A1 Transmitting and receiving apparatus |
10/05/2000 | CA2373219A1 Transmitting and receiving apparatus |