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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10/27/2004 | EP1471601A1 Antenna device |
10/27/2004 | EP1471360A2 Capacitance detection electrode and method of manufacturing the same |
10/27/2004 | EP1470613A2 Intelligent station using multiple rf antennae and inventory control system and method incorporating same |
10/26/2004 | US6809700 Tag housing and assembly method for annular apparatus |
10/26/2004 | US6809693 Compact antennas having directed beams and potentially more than one degree of freedom per concentration region |
10/26/2004 | US6809686 Multi-band antenna |
10/21/2004 | WO2004091044A1 Antenna comprising a ferrite core for a car door closing system |
10/21/2004 | WO2004091040A2 Cavity embedded antenna |
10/14/2004 | US20040201540 Electromagnetic protection antenna for protable transmitter |
10/14/2004 | US20040201536 Antenna device for vehicles and vehicle antenna system and communication system using the antenna device |
10/14/2004 | US20040201535 Antenna and method for manufacturing the same |
10/14/2004 | US20040201532 Nested cavity embedded loop mode antenna |
10/14/2004 | US20040201479 Applications for radio frequency identification systems |
10/13/2004 | EP1467436A2 Antenna device for vehicles and vehicle antenna system and communication system using the antenna device |
10/13/2004 | EP1467435A1 Loop antenna apparatus |
10/13/2004 | EP0751581B1 Loop antenna for circularly polarized wave |
10/13/2004 | CN1537344A Communicatonj station comprising configuration loosely coupled antennas |
10/13/2004 | CN1536760A Transformer or inductor and antenna made of conductive charged resin base material |
10/13/2004 | CN1536714A 天线装置 The antenna device |
10/13/2004 | CN1536708A Vehiclar antenna device, antenna system and communication system using the same for vehicle |
10/13/2004 | CN1171356C Method of feeding flat antenna and flat antenna |
10/07/2004 | WO2004086561A1 A dielectrically-loaded antenna |
10/07/2004 | WO2004086559A1 Isotropic antenna |
10/07/2004 | US20040198428 Miniature, high efficiency antenna device for enabling wireless communication with a computer system |
10/07/2004 | US20040196205 Antenna apparatus |
10/07/2004 | US20040196201 Low cost inductor devices manufactured from conductive loaded resin-based materials |
10/07/2004 | US20040196198 Low cost adjustable RF resonator devices manufactured from conductive loaded resin-based materials |
10/07/2004 | DE10304420B3 Electromagnetic coil/spiral receiver antenna consists of CD or DVD disk with spiral groove(s) in metal coating so deep that coating is electrically separated, feed point on one end of coil in disk |
10/07/2004 | CA2521493A1 A dielectrically-loaded antenna |
10/06/2004 | EP1465336A1 Antenna system for radio frequency identification |
10/06/2004 | EP1245060B1 Radio frequency antenna for an object interrogation device comprising a radiofrequency antenna associated with an electronic circuit |
10/05/2004 | US6801136 Method of reducing noise in a borehole electromagnetic telemetry system |
10/05/2004 | US6801120 Control apparatus |
09/30/2004 | WO2004084348A1 Antenna device and antenna device manufacturing method |
09/30/2004 | US20040189541 Dielectrically-loaded antenna |
09/29/2004 | EP1463148A1 Receiving antenna composed of a plurality of elements |
09/29/2004 | EP1462821A1 Radio frequency identification device |
09/29/2004 | EP0956613B1 Multiple loop antenna |
09/29/2004 | CN1532992A Antenna device and receiver-transmitter unit using said antenna device |
09/28/2004 | US6796247 Desk comprising an integrated reading device |
09/24/2004 | CA2462036A1 Transformers or inductors (transductor) and antennas manufactured from conductive loaded resin-based materials |
09/23/2004 | US20040183743 Enhanced antenna using flexible circuitry |
09/23/2004 | US20040183742 Multi-loop antenna for radio frequency identification (RFID) communication |
09/23/2004 | US20040183741 Antenna device and transmitter-receiver using the antenna device |
09/23/2004 | US20040183730 Omnidirectional resonant antenna |
09/22/2004 | EP1460712A1 Enhanced coil antenna performance using flexible printed circuit |
09/22/2004 | EP0966775A4 Reactively coupled elements in circuits on flexible substrates |
09/22/2004 | CN1531137A 天线组件和卡处理系统 Antenna assembly and card processing systems |
09/21/2004 | US6795032 Antenna device |
09/21/2004 | CA2276412C Multiple loop antenna |
09/16/2004 | WO2004080112A2 Earphone antenna and radio device with same |
09/16/2004 | US20040179433 Portable electronic device, in particular a timepiece, comprising an antenna formed by a large-diameter coil |
09/16/2004 | US20040178965 Electromagnetic-induction system with optimum antenna layout and the method for forming the same |
09/16/2004 | US20040178958 Antenna with shorted active and passive planar loops and method of making the same |
09/15/2004 | EP1458052A1 Unfoldable electromagnetic reflector |
09/15/2004 | EP1456906A2 Magnetic core transceiver antenna for electronic article surveillance |
09/15/2004 | EP1456905A1 Device for monitoring transmission antennae of electromagnetic detection systems |
09/15/2004 | CN1167039C IC module and IC card provided with IC module |
09/14/2004 | US6791502 Stagger tuned meanderline loaded antenna |
09/14/2004 | US6791486 Unfoldable electromagnetic reflector |
09/10/2004 | WO2004077612A1 Antenna device |
09/10/2004 | WO2004077608A2 Antenna for producing uniform process rates |
09/10/2004 | WO2004077604A2 Wideband shorted tapered strip antenna |
09/09/2004 | US20040174316 Antenna assemblies for wireless communication devices |
09/09/2004 | US20040174154 System and method for sample detection based on low-frequency spectral components |
09/08/2004 | EP1455249A2 Radio-controlled electronic timepiece |
09/08/2004 | EP1454772A1 Annular antenna and transponder apparatus method of assembly |
09/08/2004 | CN1527161A Electronic clock and watch with wireless function |
09/07/2004 | US6789013 Vehicle activity tracking |
09/07/2004 | US6788193 System and method for tire pressure monitoring providing automatic tire location recognition |
09/07/2004 | US6786407 Reader and system for noncontact type information storage medium |
09/02/2004 | WO2004074873A1 System for minimizing coupling nulls within an electromagnetic field |
09/02/2004 | US20040172146 Antenna system and apparatus for radio-frequency wireless keyboard |
09/02/2004 | US20040169609 Wideband shorted tapered strip antenna |
09/01/2004 | EP1451897A1 Vhf wave receiver antenna housed in a wristband of a portable electronic device |
09/01/2004 | EP1451893A1 Contactless identification device |
09/01/2004 | EP1451892A1 Plasma production device and method and rf driver circuit |
09/01/2004 | CN1165099C Antenna device and watch radio communication device using same |
08/31/2004 | US6784854 Dielectric detection through conductive metal |
08/31/2004 | US6784844 Antenna assembly and method of construction |
08/26/2004 | WO2004049278A3 Multi-loop antenna for radio-frequency identification |
08/26/2004 | US20040164923 Transformers or inductors ("transductors") and antennas manufactured from conductive loaded resin-based materials |
08/26/2004 | US20040164864 Antenna arrangement for RFID smart tags |
08/26/2004 | DE10196280T5 Schmalbandige, symmetrische, gekreuzte, zirkular polarisierte mäanderleitungsbelastete Antenne Narrow-band symmetric, crossed, circularly polarized antenna mäanderleitungsbelastete |
08/25/2004 | EP1450438A1 Composite antenna |
08/25/2004 | EP1450436A1 Antenna coil and transmission antenna |
08/25/2004 | EP1450298A1 Antenna frame for an IC card |
08/25/2004 | EP1449113A2 Dual antenna coil transponder system |
08/24/2004 | US6781552 Built-in multi-band mobile phone antenna assembly with coplanar patch antenna and loop antenna |
08/24/2004 | US6781551 Hand-held transmitter and/or receiver unit |
08/19/2004 | WO2004070879A1 Antenna device and wireless communication device using same |
08/19/2004 | US20040159462 Flexible dielectric electronic substrate and method for making same |
08/18/2004 | CN1521886A Antenna and wristwatch equipped with antenna |
08/17/2004 | CA2310687C Pneumatic tyre with an antenna for radio transponder |
08/12/2004 | US20040156537 Generation, verification and reproduction of a digitized writing |
08/12/2004 | US20040155831 Broadband antenna having a three-dimensional cast part |
08/12/2004 | US20040155796 Antenna unit and card processing system |
08/12/2004 | DE10302550B3 Gürtelspule als Sende-/Empfangsantenne in einer Transpondereinrichtung Belted coil as a transmitting / receiving antenna in a transponder device |
08/11/2004 | EP1445730A1 Electronic device with communication capability |
08/11/2004 | EP1445560A1 Refrigerator with internal compartment divisible into independent temperature zones |