Patents
Patents for H01Q 23 - Aerials with active circuits or circuit elements integrated within them or attached to them (3,771)
09/2005
09/15/2005US20050201175 Radio frequency arrangement, method for producing a radio frequency arrangement and use of the radio frequency arrangement
09/15/2005US20050200558 Antenna assembly
09/15/2005DE10393263T5 Verfahren und System für eine logarithmische Wendelantenne mit großer Bandbreite für ein Radio- frequenzidentifizierungskennzeichnungssystem A method and system for a logarithmic spiral antenna with a large bandwidth for a radio frequency identification tag system
09/13/2005US6943749 Printed circuit board dipole antenna structure with impedance matching trace
09/13/2005US6943737 GPS microstrip antenna
09/13/2005US6943736 Antenna apparatus
09/13/2005CA2334367C Transceiver stacked assembly
09/09/2005WO2005083895A1 Rf id tag device
09/07/2005CN1666380A Antenna with built-in filter
09/06/2005US6940707 Differential capacitor, differential antenna element, and differential resonator
09/06/2005US6940459 Antenna assembly with electrical connectors
09/01/2005US20050193141 Coding of data in a data package
09/01/2005US20050192068 Radio frequency arrangement and production method and also use
09/01/2005DE102004005666A1 High frequency arrangement for data medium e.g. chip card, has semiconductor body with charge storage made using trench technology and two contact points that are connected to respective pins of another body having integrated circuit
08/2005
08/30/2005US6936821 Amplified photoconductive gate
08/25/2005US20050184922 Control device for antenna matching circuit
08/24/2005CN1216515C Electronic loop device
08/23/2005US6934511 Integrated repeater
08/23/2005US6933907 Variable directivity antenna and variable directivity antenna system using such antennas
08/23/2005US6933893 Electronically tunable planar antenna and method of tuning the same
08/18/2005WO2005076202A1 Electronic device
08/18/2005WO2005074402A2 An integrated circuit
08/18/2005US20050179612 High-frequency two-dimensional antenna and associated down-conversion method
08/18/2005US20050179609 Dual frequency antennas and associated down-conversion method
08/18/2005US20050179604 Antenna
08/18/2005DE102004003342A1 High frequency arrangement having high frequency terminals on an antenna carrier and on an integrated circuit coupled to each ohter
08/16/2005US6931261 Tower top cellular communication devices and method for operating the same
08/11/2005WO2005074165A1 Electronic device with antenna for wireless communication
08/11/2005US20050174745 Electronic assembly
08/11/2005US20050173531 Ic card and card reader
08/11/2005DE102004014018B3 Microwave antenna for semiconductor unit made using flip-chip technology is stimulated via bump connected to semiconductor unit and arranged between rows of bumps and open radiation slot
08/10/2005EP1562258A2 Active antenna
08/10/2005EP1175731B1 Fully integrated all-cmos am transmitter with automatic antenna tuning
08/09/2005US6928281 Active antenna system with fault detection
08/09/2005US6927733 Antenna apparatus
08/04/2005US20050170862 Electronic device with antenna for wireless communication
08/03/2005CN1213510C Lightning protection of using plaster/micro-stripe unit active antenna
08/02/2005US6925312 Sharing of antennas by base station nodes of telecommunications network
07/2005
07/28/2005WO2005069495A1 Outside unit for satellite reception and method of reception with said unit
07/28/2005WO2005057728B1 Coupling for patch antennas
07/28/2005WO2005048398A3 Multi-band dipole antenna structure for wireless communications
07/28/2005US20050164643 RF transceiver having a directly radiating transistor
07/27/2005EP1556923A1 Dynamic antenna
07/21/2005WO2005067097A1 Compact, wide-band, integrated active module for radar and communication systems
07/21/2005WO2005066889A1 Ultra high frequency radio frequency identification tag
07/21/2005US20050159117 Class-L power-output amplifier
07/21/2005US20050156804 Three-dimensional omni-directional antenna designs for ultra-wideband applications
07/21/2005CA2551107A1 Ultra high frequency radio frequency identification tag
07/20/2005CN1643815A Radio communicate method and system
07/20/2005CN1211939C Input impedance match for RF repeater
07/13/2005EP1552580A1 Combination satellite and terrestrial antenna
07/13/2005CN2710289Y Mobile phone antenna circuit
07/13/2005CN2710187Y Signal source built-in type spherical dipole antenna
07/12/2005US6917336 Miniature ultra-wideband active receiving antenna
07/12/2005US6917332 Multielement planar antenna
07/07/2005WO2005062416A1 Portable radio machine
07/07/2005US20050146479 Low profile active electronically scanned antenna (AESA) for ka-band radar systems
07/06/2005EP1550176A1 Electronic circuitry provided with an integrated antenna
07/05/2005US6914562 RFID tag using a surface insensitive antenna structure
06/2005
06/30/2005WO2005060047A1 Reflective and transmissive mode monolithic millimeter wave array system and in-line amplifier using same
06/30/2005US20050143015 Radio communicate method and system
06/29/2005EP1548877A1 Multi-band antenna with planar radiating surfaces and portable phone comprising such an antenna
06/29/2005EP1548872A1 Antenna with built-in filter
06/28/2005US6912409 Self-contained masthead units for cellular communication networks
06/28/2005US6911938 Transmit-receive multibeam telecommunications system with reduced number of amplifiers
06/23/2005WO2005057728A1 Coupling for patch antennas
06/23/2005US20050134506 Ultra high frequency radio frequency identification tag
06/23/2005US20050134460 Antenna for radio frequency identification
06/23/2005US20050133909 Component packaging apparatus, systems, and methods
06/22/2005EP1545014A1 Antenna circuit
06/22/2005CN1631021A Coding of data in data package
06/16/2005WO2005055445A1 Mobile communication terminal
06/16/2005WO2005055130A1 Electronic device manufacturing method
06/16/2005US20050128155 Antenna device and radio communication apparatus using the antenna device
06/15/2005EP1542314A1 Three-dimensional omni-directional monopole antenna designs for ultra- wideband applications
06/15/2005EP1542313A1 Antenna device with variable matching circuit and radio communication apparatus using the antenna device
06/15/2005EP1540767A1 Antenna assembly comprising a surface dipole
06/15/2005CN1627563A Three-dimensional omni-directional monopole antenna designs for ultra- wideband applications
06/15/2005CN1627562A Apparatus and methods for constructing antennas using vias as radiating elements formed in a substrate
06/15/2005CN1627561A Antenna device and radio communication apparatus using the antenna device
06/14/2005US6906681 Multicarrier distributed active antenna
06/14/2005US6906672 Planar Antenna Arrangement
06/14/2005US6906668 Dynamically reconfigurable aperture coupled antenna
06/09/2005WO2004100366A3 Lc resonant circuit with amplification device
06/09/2005US20050122268 Miniaturized antenna-coupled module
06/09/2005US20050122265 Apparatus and methods for constructing antennas using vias as radiating elements formed in a substrate
06/08/2005EP1538695A1 Miniaturized antenna-coupled module
06/08/2005EP1538694A1 Portable wireless machine
06/08/2005EP1538560A2 Antenna for radio frequency identification
06/08/2005EP1537624A1 Wireless communication device having a reduced sar value
06/02/2005WO2005050780A1 Mobile communication terminal
06/02/2005US20050116875 Antenna device suitable for miniaturization
06/02/2005US20050116869 Multi-band antenna structure
06/02/2005DE10352290A1 Antennenverstärker Antenna amplifier
06/01/2005EP1536511A1 Antenna device
06/01/2005CN1623168A Ic卡和读卡器 Ic card and reader
05/2005
05/26/2005WO2005048476A1 Radio frequency transponder with electrically short uhf antenna
05/26/2005WO2005048398A2 Multi-band dipole antenna structure for wireless communications
05/26/2005WO2005031307A3 Phase angle controlled stationary elements for long wavelength electromagnetic radiation
05/26/2005US20050113035 Single chip radio with integrated antenna
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