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)
04/2004
04/07/2004	CN1145240C Inverse F antenna and radio communication system equipped with said antenna
04/06/2004	US6717923 Communication devices, a radio frequency identification device, and methods of communicating
04/06/2004	US6717555 Antenna array
04/06/2004	US6717554 Dual-band dual-polarization antenna
04/06/2004	US6717551 Low-profile, multi-frequency, multi-band, magnetic dipole antenna
04/06/2004	US6717550 Segmented planar antenna with built-in ground plane
04/06/2004	US6717549 Dual-polarized, stub-tuned proximity-fed stacked patch antenna
04/06/2004	US6717548 Dual- or multi-frequency planar inverted F-antenna
04/06/2004	US6717544 Radar sensor
04/01/2004	WO2004028120A2 Methods and apparatuses for an integrated wireless device
04/01/2004	WO2004027942A1 Method and apparatus for generation of terahertz radiation
04/01/2004	WO2004027929A1 Antenna assembly comprising a surface dipole
04/01/2004	WO2004027928A1 A planar antenna
04/01/2004	WO2004027922A2 Compact, low profile, single feed, multi-band, printed antenna
04/01/2004	WO2004027921A2 Multiple pattern antenna
04/01/2004	WO2004027920A2 Antenna structures for reducing the effects of multipath radio signals
04/01/2004	WO2004027919A2 Activation layer controlled variable impedance transmission line
04/01/2004	WO2004027681A2 Rfid tag wide bandwidth logarithmic spiral antenna method and system
04/01/2004	WO2003105274A3 High gain integrated antenna and devices therefrom
04/01/2004	WO2003105273A3 Low profile, dual polarized antenna
04/01/2004	US20040061658 Variable shape antenna etching system and antenna formed thereby
04/01/2004	US20040061654 Adjustable beamwidth and azimuth scanning antenna with dipole elements
04/01/2004	US20040061652 Top-loading monopole antenna apparatus with short-circuit conductor connected between top-loading electrode and grounding conductor
04/01/2004	US20040061651 Antenna apparatus
04/01/2004	US20040061648 Miniature broadband ring-like microstrip patch antenna
04/01/2004	US20040061647 Stripline parallel-series-fed proximity-coupled cavity backed patch antenna array
04/01/2004	DE20319069U1 Electrical loop antenna for amateur radio shortwave band e.g. for mobile communications, with extremely short loop, Cu coil, split coaxial cable counter-weight and mantle current blocking device
04/01/2004	DE10243506A1 Hochfrequenz-Signalübertrager High-frequency signal transmitter
04/01/2004	CA2499076A1 Multiple pattern antenna
03/2004
03/31/2004	EP1403964A1 Antenna structure and communication apparatus including the same
03/31/2004	EP1402596A1 Compact multiband antenna
03/31/2004	CN2608345Y Vehicular long-distance information transmission and control device
03/31/2004	CN1486521A Cavity antenna with reactive surface loading
03/31/2004	CN1486116A Surface-mounted antenna and portable wireless device incorporating the same
03/31/2004	CN1485950A Antenna unit and communication device including same
03/31/2004	CN1485949A Matkapuhelimen antenni antenn f?r mobiltetefon
03/30/2004	US6714164 Multifrequency antenna
03/30/2004	US6714162 Narrow width dual/tri ISM band PIFA for wireless applications
03/30/2004	US6712284 High frequency semiconductor device
03/25/2004	WO2004025784A1 An antenna system, as well as a method for manufacturing the same
03/25/2004	WO2004025781A1 Loop antenna
03/25/2004	WO2004025779A1 A method for manufacturing antenna elements
03/25/2004	WO2004025778A1 Coupled multiband antennas
03/25/2004	WO2004025776A2 Dual grounded internal antenna
03/25/2004	WO2004010527A3 Wideband dipole array antenna element
03/25/2004	WO2003094282A3 Single feed tri-band pifa with parasitic element
03/25/2004	US20040058723 Internal atenna
03/25/2004	US20040058721 Folding type portable radio machine and chassis of the radio machine
03/25/2004	US20040056823 RFID tag wide bandwidth logarithmic spiral antenna method and system
03/25/2004	US20040056822 Multiband antenna
03/25/2004	US20040056817 Collinear antenna structure
03/25/2004	US20040056811 Antenna system employing floating ground plane
03/25/2004	US20040056809 Antenna for a receiver and/or transmitter, especially a roof antenna for motor vehicles
03/25/2004	US20040056808 Inverted-F antenna
03/25/2004	US20040056807 Meter register
03/25/2004	US20040056806 PCB antenna capable of receiving four operating bands
03/25/2004	US20040056805 Multi-frequency printed antenna
03/25/2004	US20040056804 Compact, low profile, single feed, multi-band, printed antenna
03/25/2004	US20040056803 Antenna structures for reducing the effects of multipath radio signals
03/25/2004	US20040056802 Concealed antenna assembly
03/25/2004	US20040056801 Cavity embedded meander line loaded antenna
03/25/2004	US20040056730 Tunable voltage controlled oscillator
03/25/2004	DE10244206A1 Wave transfer device for transferring/radiating high-frequency waves has a micro strip transmission line in a substrate to transfer high-frequency wanted signals
03/25/2004	DE10244083A1 Folientastatur Keypad
03/24/2004	EP1401111A2 Folding type portable radio transceiver and chassis of the radio transceiver
03/24/2004	EP1401051A1 Antenna system for multiple frequency bands
03/24/2004	EP1401050A1 Internal antenna
03/24/2004	EP1400999A1 Layered keyboard
03/24/2004	EP1399989A1 Method and apparatus for transmitting signals via an active sampler antenna
03/24/2004	EP1399988A1 Antenna for portable wireless communication apparatuses
03/24/2004	CN1484876A Antenna device
03/24/2004	CN1484344A Dielectric resonator type wideband antenna
03/23/2004	US6710752 Helical antenna
03/23/2004	US6710748 Compact dual band circular PIFA
03/18/2004	WO2004023598A1 Antenna device
03/18/2004	WO2004023566A1 Electrodes on a photoconductive substrate for generation and detection of terahertz radiation
03/18/2004	WO2003103087A3 Wideband printed monopole antenna
03/18/2004	WO2003075395A3 Multi-band pif antenna with meander structure
03/18/2004	US20040053635 System for controlling transmitting power of antenna
03/18/2004	US20040051677 Dual-polarization antenna array
03/18/2004	US20040051675 Composite antenna
03/18/2004	US20040051674 Communication terminal with antenna
03/18/2004	US20040051673 Antenna arrangement
03/18/2004	US20040051670 Antenna device and electric appliance using the same
03/18/2004	US20040051668 Multi-frequency single-pole flat antenna
03/18/2004	US20040051666 Low cost antennas using conductive plastics or conductive composites
03/18/2004	US20040051665 Broadband couple-fed planar antennas with coupled metal strips on the ground plane
03/18/2004	DE10341310A1 Mobile phone antenna, has conductive irradiative elements in form of laminate metallic conductors
03/17/2004	EP1398875A1 System for controlling the transmitting power of a multiband antenna
03/17/2004	EP1398848A2 Laminated aperture antenna and multi-layered wiring board comprising the same
03/17/2004	EP1398847A1 Antenna apparatus, printed wiring board, printed circuit board, communication adapter and portable electronic equipment
03/17/2004	EP1398846A1 Mobile communication terminal
03/17/2004	EP1290757B1 Convertible dipole/inverted-f antennas and wireless communicators incorporating the same
03/17/2004	CN2606971Y Satellite carried shaped wide beam antenna
03/17/2004	CN1483230A Patch antenna for operating in at least two frequency ranges
03/16/2004	US6707428 Antenna
03/16/2004	US6707427 Chip antenna and antenna unit including the same
03/11/2004	WO2004021514A1 Radiation device for planar inverted f antenna
03/11/2004	WO2004021510A1 Antenna structures and their use in wireless communication devices
03/11/2004	WO2003026069A3 Spatial null steering microstrip antenna array

1 ... 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 ... 231