Patents
Sitemap › H01 - Basic electric elements › H01Q - Aerials › H01Q 9 - Electrically-short aerials having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
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)
08/2003
08/27/2003EP1339032A2 Applications for radio frequency identification systems
08/27/2003EP1338058A1 Integrated multiservice car antenna
08/27/2003EP1338057A1 End-fed antenna with counterpoise for a mobile terminal
08/27/2003CN2569361Y Large power wide frequency band short wave cophased antenna
08/27/2003CN1439182A Antenna apparatus with inner antenna and grounded outer helix antenna
08/27/2003CN1119840C Antenna shielding for radio telephone with retractable antenna
08/26/2003US6611691 Antenna adapted to operate in a plurality of frequency bands
08/26/2003US6611235 Antenna coupling device
08/26/2003CA2180925C Telecommunications system and method of telecommunication
08/21/2003WO2003069729A1 Oriented pifa-type device and method of use for reducing rf interference
08/21/2003WO2003069728A1 Antennas having multiple resonant frequency bands and wireless terminals incorporating the same
08/21/2003WO2003069727A1 Antenna unit and portable radio system comprising antenna unit
08/21/2003US20030157903 In-built antenna for mobile communication device
08/21/2003US20030156069 Antenna system
08/21/2003US20030156065 Wideband low profile spiral-shaped transmission line antenna
08/21/2003US20030156064 Multi-band planar antenna
08/21/2003US20030156061 Method for controlling array antenna equipped with a plurality of antenna elements, method for calculating signal to noise ratio of received signal, and method for adaptively controlling radio receiver
08/21/2003US20030156024 Saw device with integral patch antenna
08/20/2003EP1337052A1 Transmission power control in a data communication equipment
08/20/2003EP1336222A1 Pifa antenna device for mobile communication terminals
08/20/2003EP1336221A1 Mobile terminal antenna system
08/20/2003EP1336158A1 Contactless data carrier
08/20/2003EP1238441B1 Broad-band scissor-type antenna
08/20/2003EP1076919B1 Multiple frequency band antenna
08/20/2003EP0904611B1 Meander antenna device
08/20/2003CN2567799Y Major structure of double-frequency bipolar antenna
08/20/2003CN1437779A 天线装置和携带机器 The antenna device and the portable device
08/19/2003US6608606 Antenna for mobile communication terminal
08/19/2003US6608600 Single piece element for a dual polarized antenna
08/19/2003US6608599 Printed conductive mesh dipole antenna and method
08/19/2003US6608598 Tuning circuit for edge-loaded nested resonant radiators that provides switching among several wide frequency bands
08/19/2003US6608594 Antenna apparatus and communication system
08/19/2003CA2329668C Lightning protection for an active antenna using patch/microstrip elements
08/14/2003WO2003067939A1 Plasma processing equipment
08/14/2003WO2003067707A1 Broadband loop antenna
08/14/2003WO2003067706A1 Antenna
08/14/2003WO2003067705A1 Miniaturized reverse-fed planar inverted f antenna
08/14/2003WO2003067704A1 An antenna sub-assembly and a method of manufacturing the same
08/14/2003WO2003067702A2 Radio communication device and printed board comprising at least one current-conducting correction element
08/14/2003WO2003041216A3 Dual band spiral-shaped antenna
08/14/2003US20030153279 Mobile communication system having multi-band antenna
08/14/2003US20030151557 Device and method of use for reducing hearing aid rf interference
08/14/2003US20030151556 Fractal antenna ground counterpoise, ground planes, and loading elements and microstrip patch antennas with fractal structure
08/14/2003US20030151555 Antennas having multiple resonant frequency bands and wireless terminals incorporating the same
08/14/2003US20030151548 Dielectric resonator antenna array with steerable elements
08/14/2003US20030151541 Methods and apparatus for obtaining positional information
08/14/2003US20030150099 Method of manufacturing a central stem monopole antenna
08/13/2003EP1335449A1 Antenna device and portable machine
08/13/2003EP1335448A1 Antenna device and portable terminal
08/13/2003CN2566473Y 弯曲型套筒式双极天线 Curved sleeve dipole antenna
08/13/2003CN1435912A Planar antenna
08/12/2003US6606250 Circuit board having a stable L-shaped antenna
08/12/2003US6606074 Dual band satellite communications antenna system with circular polarzation
08/12/2003US6606072 Antenna design using a slot architecture for global positioning system (GPS) applications
08/12/2003US6606071 Multifrequency antenna with a slot-type conductor and a strip-shaped conductor
08/12/2003US6606070 Tunable antenna for RF metering networks
08/12/2003US6606069 Antenna device
08/12/2003US6606067 Apparatus for wideband directional antenna
08/12/2003US6606064 Systems and methods for using a closed field antenna for air interface testing
08/12/2003US6606061 Broadband circularly polarized patch antenna
08/12/2003US6606060 Chip antenna
08/12/2003US6606057 High gain planar scanned antenna array
08/12/2003US6606051 Pulse-responsive dipole antenna
08/07/2003WO2003065603A1 Transmitter and/or receiver module
08/07/2003WO2003065504A2 Multi-band sleeve dipole antenna
08/07/2003WO2003065500A2 Aperiodic array antenna
08/07/2003WO2003065499A2 Tunable antenna for wireless communication terminals
08/07/2003US20030148784 Mobile wireless terminal
08/07/2003US20030146878 Planar antenna
08/07/2003US20030146876 Multiple antenna diversity for wireless LAN applications
08/07/2003US20030146875 Wireless information consumer electronic apparatus
08/07/2003US20030146874 Antenna apparatus and communication system
08/07/2003US20030146873 Planar radiating surface antenna and portable telephone comprising same
08/07/2003US20030146872 Multi frequency stacked patch antenna with improved frequency band isolation
08/07/2003US20030146836 Monitoring method
08/07/2003CA2501227A1 Aperiodic array antenna
08/06/2003EP1333528A1 Antenna device and portable device
08/06/2003EP1036434B1 Automatic gain-controlled vhf/uhf antenna tuning apparatus
08/06/2003CN1434990A Antenna assembly and associated method having active antenna element and passive antenna element
08/06/2003CN1434544A Ring Shape antenna
08/06/2003CN1117415C Antenna unit, communication system and digital television receiver
08/06/2003CN1117414C Microstrip antenna and device including said antenna
08/06/2003CN1117412C Portable pen-based information terminal apparatus
08/06/2003CN1117410C Folded antenna
08/05/2003US6603439 Radiating antenna with galvanic insulation
08/05/2003US6603432 Low profile dual-band conformal antenna
08/05/2003US6603431 Mobile station and antenna arrangement in mobile station
08/05/2003US6603430 Handheld wireless communication devices with antenna having parasitic element
08/05/2003US6603429 Multi-band planar antenna
07/2003
07/31/2003WO2003063295A1 Enhanced bandwidth single layer current sheet antenna
07/31/2003WO2003063294A1 Enhanced bandwidth dual layer current sheet antenna
07/31/2003WO2003063292A1 Dc inductive shorted patch antenna
07/31/2003WO2003038948B1 Coating applied antenna and method of making same
07/31/2003WO2002103750A3 Ball grid array
07/31/2003WO2001080353A9 Vehicle rearview mirror assembly incorporating a communication system
07/31/2003US20030142033 Solar panel and antenna mounted on an explosion-proof enclosure
07/31/2003US20030142022 Tunable patch antenna for wireless communication terminals
07/31/2003US20030142020 Antenna device for a communication terminal
07/31/2003US20030142019 Antenna with substrate and conductor track structure
07/31/2003US20030140480 A method of producing an antenna
1 ... 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 ... 231