Patents
Patents for H01Q 9 - Electrically-short aerials having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements (23,053)
06/2000
06/27/2000US6081236 Antenna apparatus with a coaxial cable used as a radiation element
06/27/2000CA2191817C Wireless communication device having a reconfigurable matching circuit
06/27/2000CA2184878C Antenna assembly for a wireless-communication device
06/22/2000WO2000036703A1 Half-loop antenna
06/22/2000WO2000036700A1 Printed multi-band patch antenna
06/21/2000EP1011167A1 Antenna unit, communication system and digital television receiver
06/21/2000EP1010213A1 Communication antenna and equipment
06/21/2000DE19858799A1 Dielektrische Resonatorantenne A dielectric resonator antenna
06/21/2000DE19858790A1 Dielectric resonator antenna uses metallization of electric field symmetry planes to achieve reduced size
06/21/2000DE19855450A1 Stabantenne aus elektrisch leitfähigem Kunststoff Rod antenna electrically conductive plastic
06/20/2000US6078791 Radio frequency identification transceiver and antenna
06/20/2000US6078299 Multi-phase coupler with a noise reduction circuit
06/20/2000US6078298 Di-pole wide bandwidth antenna
06/20/2000US6078297 Compact dual circularly polarized waveguide radiating element
06/20/2000US6078295 Tri-band antenna
06/20/2000US6078259 Radio frequency identification tag
06/15/2000WO2000035048A1 Balanced dipole antenna for mobile phones
06/15/2000CA2353927A1 Balanced dipole antenna for mobile phones
06/14/2000EP1008204A1 Rugged gas tube rf cellular antenna
06/14/2000CN1256805A Communication antenna and equipment
06/14/2000CN1256804A Dual band antenna for mobile communications
06/14/2000CN1256802A Antenna assembly for telecommunication device
06/13/2000US6075491 Chip antenna and mobile communication apparatus using same
06/13/2000US6075485 Reduced weight artificial dielectric antennas and method for providing the same
06/08/2000WO2000033419A1 Circular direction finding antenna
06/08/2000WO2000033418A1 Bar antenna comprised of an electrically conductive plastic
06/08/2000WO1999063623A9 Extended bandwidth dual-band patch antenna systems and associated methods of broadband operation
06/08/2000DE19855115A1 Mehrlagige Antennenanordnung Multi-layer antenna arrangement
06/07/2000EP1006608A2 Multi-layered antenna arrangement
06/07/2000EP0787371B1 Printed antenna
06/06/2000US6072434 Aperture-coupled planar inverted-F antenna
06/02/2000WO2000031825A1 An antenna device
06/02/2000WO2000031822A1 Broadband miniaturized slow-wave antenna
06/02/2000WO2000010122A9 Radio frequency identification systems applications
05/2000
05/31/2000CN2381031Y Electromagnetic dipole steering antenna
05/31/2000CN1254966A Bipolarized antenna for base station
05/30/2000US6069592 Meander antenna device
05/30/2000US6069591 Diversity antenna system
05/30/2000US6069587 Multiband millimeterwave reconfigurable antenna using RF mem switches
05/30/2000US6069586 Antenna operating with two isolated channels
05/30/2000CA2197725C The strengthened double-delta antenna structure
05/25/2000WO2000030213A1 Patch antenna device
05/25/2000WO2000030211A1 Wide band antenna having unitary radiator/ground plane
05/25/2000WO2000030209A1 A portable radio communication device and an antenna device therefor including a top capacitance
05/25/2000WO2000030208A1 A matched antenna device and a portable radio communication device including a matched antenna device
05/24/2000EP1003240A2 Surface mount antenna and communication apparatus using the same
05/24/2000CN1254449A Multi-frequency antenna
05/24/2000CN1254446A Microwave antenna system and method
05/24/2000CN1254444A A coupler for multi-frequency antenna
05/24/2000CN1254205A Inverse F antenna and radio communication system equipped with said antenna
05/24/2000CN1254202A Surface mounted antenna and communication equipment using one
05/23/2000US6067058 End-fed spiral antenna, and arrays thereof
05/23/2000US6067053 Dual polarized array antenna
05/23/2000US6067051 Apparatus and method of mounting VHF/UHF antenna assembly on satellite dish antenna
05/18/2000WO2000028617A1 Dipole antenna configuration for mobile terminal
05/16/2000US6064351 Chip antenna and a method for adjusting frequency of the same
05/16/2000US6064350 Laminated aperture-faced antenna and multi-layered wiring board comprising the same
05/16/2000US6064348 Method and apparatus for a dual frequency band antenna
05/16/2000US6064347 Dual frequency, low profile antenna for low earth orbit satellite communications
05/16/2000US6064346 Antenna assembly
05/16/2000CA2181887C Microstrip antenna device
05/11/2000WO2000027174A1 An electrical component and an electrical circuit module having connected ground planes
05/11/2000WO2000027041A1 Telephone assembly with automatic antenna adjustment
05/11/2000WO2000026993A1 Radio frequency tag with optimum power transfer
05/11/2000WO2000026989A1 System for detecting and optionally communicating with transponders such as antitheft transponders and identification transponders
05/11/2000WO2000026987A1 Antenna
05/11/2000WO2000026856A2 Radio frequency identification system
05/11/2000CA2348569A1 Antenna
05/10/2000EP0999728A1 An electrical component and an electrical circuit module having connected ground planes
05/10/2000EP0999608A1 Multifunctional printed antenna
05/10/2000EP0999607A2 Antenna coupler and arrangement for coupling a radio telecommunication device to external apparatuses
05/10/2000EP0998767A1 Dual band antenna
05/10/2000CN1252632A Dielectric antenna and radio apparatus
05/09/2000US6061036 Rigid and flexible antenna
05/09/2000US6061031 Method and apparatus for a dual frequency band antenna
05/09/2000US6061027 Radiating structure
05/09/2000US6061026 Monolithic antenna
05/09/2000US6061025 Tunable microstrip patch antenna and control system therefor
05/09/2000US6061024 Duplexing antenna for portable radio transceiver
05/04/2000WO2000025388A1 Di-pole wide bandwidth antenna
05/04/2000WO2000025385A1 Broadband antenna incorporating both electric and magnetic dipole radiators
05/03/2000EP0997975A2 Antenna apparatus, and antenna and transceiver using the same
05/03/2000EP0997974A1 Planar antenna with two resonating frequencies
05/03/2000EP0997973A1 Dielectric antenna including filter, dielectric antenna including duplexer, and radio apparatus using these
05/03/2000EP0997972A1 Dual multitriangular antennas for gsm and dcs cellular telephony
05/03/2000EP0997970A1 Antenna for mounting on vehicle, antenna element, and manufacturing method therefor
05/03/2000EP0873577B1 Slot spiral antenna with integrated balun and feed
05/03/2000CN1251949A Antenna device and radio receiver
05/02/2000US6057805 Broad band shaped element antenna
05/02/2000US6057804 Parallel fed collinear antenna array
05/02/2000US6057803 Antenna apparatus
05/02/2000US6057802 Trimmed foursquare antenna radiating element
05/02/2000US6057801 Multiple frequency array antenna
05/02/2000CA2199581C Patch antenna and method for making the same
05/02/2000CA2185863C Antenna device
04/2000
04/27/2000WO2000024085A1 Crossed bent dipole antenna
04/27/2000WO2000023994A1 Smart optical storage media
04/26/2000EP0996192A2 Planar array antenna
04/26/2000EP0996190A1 Antenna device for mobile radio communication
04/26/2000EP0996003A2 Back-up protection sensor for a vehicle