Patents
Patents for H01Q 13 - Waveguide horns or mouths; Slot aerials; Leaky-waveguide aerials; Equivalent structures causing radiation along the transmission path of a guided wave (15,760)
11/2004
11/23/2004US6822612 Antenna device, communication apparatus and radar module
11/18/2004WO2004100314A1 Radio lan antenna
11/18/2004WO2004099707A2 Winged vehicle with deployable wings mounted to a translating pivot mechanism
11/18/2004WO2003081718A9 Variable beam antenna device, transmitter-receiver and network notebook
11/18/2004US20040229643 Radio device and cellular phone
11/18/2004US20040227686 Primary radiator for parabolic antenna
11/18/2004US20040227685 Method and apparatus for forming symmetrical energy patterns in beam forming antennas
11/18/2004US20040227674 Mobile communications antenna and transceiving apparatus
11/18/2004US20040227670 Combined antenna with antenna combining circularly polarized wave antenna and vertical antenna
11/18/2004US20040227668 Steerable leaky wave antenna capable of both forward and backward radiation
11/18/2004US20040227667 Meta-element antenna and array
11/18/2004US20040227664 Leaky wave microstrip antenna with a prescribable pattern
11/17/2004EP1478051A1 Combined antennas combining a circularly polarized patch antenna and a vertically polarized metal plate antenna
11/17/2004EP1478050A1 Primary radiator for parabolic antenna
11/17/2004EP1476956A2 Device for transmitting signals between mobile units
11/17/2004EP1476921A1 Device for emitting and receiving electromagnetic radiation
11/17/2004EP1476919A1 ORIENTED PIFA−TYPE DEVICE AND METHOD OF USE FOR REDUCING RF INTERFERENCE
11/17/2004EP1476918A1 Built-in antenna for mobile communication device
11/16/2004US6819299 Radio wave receiving converter and antenna device
11/16/2004US6819296 Antennas
11/16/2004US6819295 Dual frequency anti-jamming antenna
11/16/2004US6819289 Chip antenna with parasitic elements
11/16/2004US6819194 Tunable voltage-controlled temperature-compensated crystal oscillator
11/13/2004CA2466972A1 Primary radiator for parabolic antenna
11/11/2004WO2004097985A1 Wideband antenna with transmission line elbow
11/11/2004WO2004097982A1 Electromagnetically coupled end-fed elliptical dipole for ultra-wide band systems
11/11/2004US20040222934 Multi-mode, multi-choke feed horn
11/11/2004US20040222932 Multi-beam antenna system with shaped reflector for generating flat beams
11/11/2004US20040222929 Mobile antenna unit and accompanying communication apparatus
11/11/2004US20040222925 Inverted-F ferroelectric antenna
11/11/2004US20040222923 Dual-band antenna for a wireless local area network device
11/10/2004EP1475859A1 Dual-band antenna for a wireless local area network device
11/10/2004EP1474842A1 Waveguide to microstrip transition
11/10/2004EP0954886B1 A substantially flat, aperture-coupled antenna element
11/10/2004CN1545749A Multilevel and space-filling ground-plane for miniature and multiband antenna
11/10/2004CN1545614A Apparatus for transmitting radio-frequency signals
11/10/2004CN1175523C Antenna
11/10/2004CN1175520C Dual-frequency band printed antenna
11/09/2004US6816714 Antenna interface unit
11/09/2004US6816123 Contact type antenna apparatus
11/09/2004US6816107 Technique for changing a range gate and radar coverage
11/04/2004WO2004095637A1 Method and apparatus for improving antenna efficiency
11/04/2004WO2004095635A1 Antenna system for a motor vehicle
11/04/2004US20040217916 Multilevel and space-filling ground-planes for miniature and multiband antennas
11/04/2004US20040217913 System and method for improving antenna pattern with a TE20 mode waveguide
11/04/2004US20040217912 Electromagnetically coupled end-fed elliptical dipole for ultra-wide band systems
11/04/2004US20040217911 Device for the reception and/or the transmission of multibeam signals
11/04/2004US20040217910 Monolithic low profile omni-directional surface-mount antenna
11/04/2004US20040217907 Composite antenna
11/04/2004US20040217905 Electronic equipment
11/03/2004EP1473743A2 Transformers or inductors ("transductors") and antennas manufactured from conductive loaded resin-based materials
11/03/2004EP1472759A1 Rod antenna with installation thread
11/03/2004EP1472758A2 Radio communication device and printed board comprising at least one current-conducting correction element
11/03/2004EP1290758A4 Single feed, multi-element antenna
11/03/2004CN2653718Y Double frequency bipolar slotted microstrip antenna
11/03/2004CN1543011A Independently tunable multiband meanderline loaded antenna
11/03/2004CN1543010A Antenna and transceiving apparatus
11/03/2004CN1173671C 微波加热器 Microwave heater
11/02/2004US6812893 Horizontally polarized endfire array
11/02/2004US6812807 Tracking feed for multi-band operation
10/2004
10/28/2004WO2004093250A1 Radiating slit antenna system
10/28/2004WO2004093242A2 Rfid tag using a surface insensitive antenna structure
10/28/2004WO2004093240A2 Antenna arrays and methods of making the same
10/28/2004US20040212537 Wideband antenna with transmission line elbow
10/28/2004US20040212536 Antenna, method and construction of mounting thereof, and electronic device having antenna
10/28/2004US20040212496 Coaxial cable antenna for communication with implanted medical devices
10/27/2004EP1471601A1 Antenna device
10/27/2004EP1471597A1 Card with built-in antenna
10/27/2004EP1470615A1 Dual-polarized radiating assembly
10/27/2004EP1470614A1 Circular polarization antenna
10/27/2004CN2651948Y Wide-frequency band antenna unit
10/27/2004CN1541431A Low cross-polarization broadband suspended plate antennas
10/27/2004CN1173436C Antenna for mobile telephone set
10/26/2004US6809696 Microwave components
10/26/2004US6809695 Secondary reflector for SHF antennae of the Cassegrain type
10/26/2004US6809691 Directivity controllable antenna and antenna unit using the same
10/26/2004CA2156259C Antenna system
10/21/2004WO2004091039A2 Antenna element and antenna module, and electronic equipment using same
10/21/2004WO2004091038A2 Antenna
10/21/2004WO2004059786A3 Systems and methods for wireless telecommunications
10/21/2004US20040207562 Slotted antenna system and method
10/21/2004US20040207557 Perpendicularly-oriented inverted f antenna
10/21/2004US20040206527 Frequency-selective shield structure and electric device having the structure
10/20/2004EP1468471A1 Enhanced bandwidth single layer current sheet antenna
10/20/2004EP1354372A4 Dual polarisation antenna
10/20/2004EP1234119A4 Segmented ceramic choke
10/20/2004EP1075712A4 Circuit and method for eliminating surface currents on metals
10/20/2004CN1538554A Low cost antenna using conductive plastics or conductive composites
10/20/2004CN1172514C Intersifier for hide antenna in folding handsets
10/19/2004US6807396 Antenna receiving system
10/19/2004US6806839 Wide bandwidth flat panel antenna array
10/19/2004US6806834 Multi band built-in antenna
10/19/2004US6806831 Stacked patch antenna
10/14/2004US20040203390 Dedicated short-range communication on-vehicle apparatus
10/14/2004US20040201534 Method and apparatus for improving antenna efficiency
10/14/2004US20040201533 Crossed-slot antenna for mobile satellite and terrestrial radio reception
10/14/2004US20040201531 Antenna element and antenna module, and electronic equipment using same
10/14/2004US20040201530 Multiple-band antenna with patch and slot structures
10/14/2004US20040201529 Antenna
10/14/2004US20040201528 Integrated antenna for portable computer