Patents
Sitemap › H01 - Basic electric elements › H01Q - Aerials › 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
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)
09/2003
09/04/2003US20030164030 System and method for tire pressure monitoring including automatic tire location recognition
09/03/2003EP1341260A1 Antenna for receiving satellite and/or terrestrial radio signals in cars
09/03/2003CN1120579C 信号接收装置 Signal receiving means
09/02/2003US6614403 Radiation synthesizer receive and transmit systems
08/2003
08/27/2003EP1339032A2 Applications for radio frequency identification systems
08/21/2003US20030156069 Antenna system
08/21/2003US20030155923 Shielding method and apparatus using flexible strip
08/20/2003EP1336158A1 Contactless data carrier
08/20/2003CN1437284A Multiple antenna loop configuration for electromagnetic inducing system
08/19/2003US6607135 Module for IC card, IC card, and method for manufacturing module for IC card
08/14/2003WO2003041217A9 Multiband antenna formed of superimposed compressed loops
08/14/2003US20030151561 Noncontact type ic card
08/14/2003US20030150710 Plasma production device and method and RF driver circuit
08/13/2003CN1435950A Electromagnetic coupled four-point feed ring antenna
08/13/2003CN1118147C Antenna device and card storage medium
08/12/2003US6606075 Modular wireless broadband antenna tower
08/12/2003US6606068 Layout for multi-antenna loops of the electromagnetic-induction system
08/12/2003US6606067 Apparatus for wideband directional antenna
08/12/2003US6606063 Radiation synthesizer feed configurations
08/07/2003US20030146881 Layout for multi-antenna loops of the electromagnetic-induction system
08/07/2003US20030146879 Near-field plasma reader
08/07/2003US20030146876 Multiple antenna diversity for wireless LAN applications
08/07/2003US20030146801 Guides for rf magnetic flux
08/06/2003EP1332535A1 Device by an antenna
08/06/2003CN1434544A Ring Shape antenna
08/05/2003US6603441 Compact antenna not easily broken by external force, stable in communication performance and excelling in durability
08/05/2003US6603440 Arrayed-segment loop antenna
07/2003
07/31/2003WO2003063296A1 Planar loop antenna
07/31/2003WO2003063055A2 Generation and verification of a digitized signature
07/31/2003WO2003061366A2 Inventory management system
07/30/2003EP1238363B1 Transponder reading device
07/30/2003EP1025553A4 Rfid conveyor antenna
07/29/2003US6600459 Antenna
07/29/2003US6600458 Magnetic loop antenna
07/29/2003US6600452 Loop antenna parasitics reduction technique
07/29/2003US6600451 Ring resonator and antenna
07/29/2003US6600450 Balanced multi-band antenna system
07/29/2003US6600420 Application for a radio frequency identification system
07/24/2003WO2003061069A1 Antenna for reader/writer and reader/writer having the antenna
07/24/2003WO2003061066A1 Vhf wave receiver antenna housed in a wristband of a portable electronic device
07/24/2003WO2003061060A2 Intelligent station using multiple rf antennae and inventory control system and method incorporating same
07/24/2003WO2003060819A1 Rfid tag
07/24/2003US20030139163 Loop antenna, loop antenna system and wireless communication system
07/24/2003US20030138135 Generation and verification of a digitized signature
07/24/2003US20030137460 Antenna system for a wireless input system
07/24/2003US20030136583 Establishing positions of locating field detectors and path mapping in underground boring tool applications
07/24/2003CA2801837A1 Intelligent station using multiple rf antennae and inventory control system and method incorporating same
07/24/2003CA2473136A1 Intelligent station using multiple rf antennae and inventory control system and method incorporating same
07/23/2003EP1328912A1 Modular rfid antenna system
07/22/2003US6597318 Loop antenna and feed coupler for reduced interaction with tuning adjustments
07/22/2003US6597315 Antenna
07/17/2003US20030135293 Antenna system and apparatus for radio-frequency wireless keyboard
07/17/2003US20030132889 Loop antenna
07/17/2003DE20304267U1 Choke circuit antenna has inner pipe, concentric outer pipe and elements for connecting inner pipe and outer pipe to coil made of electrically equivalent material
07/16/2003EP1078329B1 Systems and methods for wirelessly projecting power using in-phase current loops and for identifying radio frequency identification tags that are simultaneously interrogated
07/16/2003EP0878058B1 Loop antenna with reduced electrical field sensitivity
07/16/2003CN2561107Y Broadband bilateral antenna and bilateral antenna array
07/15/2003US6593886 Planar loop antenna
07/09/2003EP1326219A2 Application for radio frequency identification systems
07/09/2003EP1325535A1 Cutoff transmission and/or reception antenna
07/09/2003EP1177597B1 Chip card comprising an antenna
07/09/2003CN1114285C Antenna device and radio receiver using the same
07/08/2003US6590542 Double loop antenna
07/08/2003CA2091551C Utility meter transponder/antenna assembly for underground installations
07/03/2003WO2003055005A1 Device for monitoring transmission antennae of electromagnetic detection systems
07/03/2003WO2003041217A3 Multiband antenna formed of superimposed compressed loops
07/03/2003WO2003032434B1 Plasma production device and method and rf driver circuit
07/03/2003WO2003009007A3 Rfid tag with bridge circuit assembly and methods of use
07/03/2003US20030122729 Multi-resonant, high-impedance electromagnetic surfaces
07/03/2003US20030122725 Antenna device
07/03/2003CA2470160A1 Device for monitoring transmission antennae of electromagnetic detection systems
07/02/2003EP1324371A1 Plasma processing apparatus
07/02/2003EP1323210A2 Multi-band wireless communication device
07/02/2003EP1110163B1 Application for a radio frequency identification system
07/01/2003US6587698 Plug-in communication card
07/01/2003US6586932 Enhanced performance antennas for NMR logging
06/2003
06/26/2003US20030119469 System and method for automatically tuning an antenna
06/24/2003US6583764 Loop antenna device
06/24/2003US6582887 Electrically conductive patterns, antennas and methods of manufacture
06/24/2003US6581276 Fine-pitch flexible connector, and method for making same
06/19/2003WO2003050917A1 Multiple antenna diversity for wireless lan applications
06/19/2003WO2003050913A1 Contactless identification device
06/19/2003US20030114118 Antenna, and communication device using the same
06/19/2003US20030112193 Double loop antenna
06/18/2003EP1320147A1 Tuneable radiation shielding in multiband mobile terminals
06/18/2003EP1232486B1 Flat support with at least one semiconductor chip
06/18/2003CN1425210A Antenna for contact-free transmission/reception reading system
06/17/2003US6580031 Method for making a flexible circuit interposer having high-aspect ratio conductors
06/17/2003CA2251326C Electronic article surveillance system
06/12/2003WO2003049230A1 Antenna system for generating a quasi-isotropic magnetic field
06/12/2003US20030107523 Antenna for transponder and transponder
06/11/2003EP1318437A1 Watch with transponder that is, at least partially, located in a control member
06/11/2003CN1423791A 应答器读取装置 Transponder reading device
06/10/2003US6577284 Component field antenna for induction borehole logging
06/10/2003US6577280 Built-in antenna device for folder-type portable radio terminal
06/10/2003US6575374 Coupling antenna with high inductance
06/05/2003WO2003047034A1 Composite antenna
06/05/2003US20030103015 Skeleton slot radiation element and multi-band patch antenna using the same
06/04/2003EP1317017A1 Antenna device for generating a quasi-isotropic magnetic field
06/04/2003EP1317016A1 Car door handle antenna for keyless system
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