Patents
Sitemap › H01 - Basic electric elements › H01Q - Aerials › H01Q 3 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system
Patents for H01Q 3 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system (21,949)
11/2002
11/07/2002US20020163977 Deviation compensation apparatus
11/07/2002US20020163480 Cylindrical ray imaging steered beam array (CRISBA) antenna
11/07/2002US20020163478 Switched beam antenna architecture
11/07/2002US20020163475 Tunable slot antenna
11/07/2002US20020163400 Tunable ferro-electric multiplexer
11/07/2002DE10121643A1 Mechanical-electronic system for automatic guidance and tracking of Cassegrain reflector antenna onto electromagnetic beam source, has rotational axis of sub-reflector extending coaxially with central axis of main reflector
11/06/2002EP1255362A1 Method and apparatus for reception of a signal
11/06/2002EP0779001B1 Reception method and base station receiver
11/06/2002CN1093999C Adaptive reception diversity apparatus and adaptive transmission diversity apparatus
11/05/2002US6477213 Base station apparatus and radio communication method
11/05/2002US6476776 Satellite adaptive antenna system
11/05/2002US6476773 Printed or etched, folding, directional antenna
11/05/2002US6476769 Internal multi-band antenna
11/05/2002US6476765 Reception circuit and adaptive array antenna system
11/05/2002US6476761 Domed divergent lens for microwaves and an antenna incorporating it
11/04/2002EP1226724A4 Method and apparatus for providing forward link softer handoff in a code division multiple access communication system
10/2002
10/31/2002WO2002087096A1 Apparatus for increasing the capacity between transmitters and receivers in short-range wireless networks
10/31/2002WO2002087082A1 Tunable matching circuit
10/31/2002WO2002087017A1 Helical antenna
10/31/2002WO2002087016A1 Ferroelectric antenna and method for tuning same
10/31/2002WO2002087013A1 Radio frequency wave and optical beam steer combination
10/31/2002WO2002087008A2 Planar, fractal, time-delay beamformer
10/31/2002WO2002086542A2 A method and apparatus for identifying buried objects using ground penetrating radar
10/31/2002US20020160814 Radio Base Station Apparatus and Radio Communication Method
10/31/2002US20020159424 Intermittent calibration apparatus
10/31/2002US20020159335 Narrowband beamformer using nonlinear oscillators
10/31/2002US20020159118 Base station apparatus provided with array antennas
10/31/2002US20020158807 LAN antenna and reflector therefor
10/31/2002US20020158801 Wireless packet switched communication systems and networks using adaptively steered antenna arrays
10/31/2002US20020158800 Array antenna radio communication apparatus and array antenna radio communication method
10/31/2002US20020158799 Direction of Arrival Estimation Method and Radio Reception Apparatus
10/31/2002US20020158798 High gain planar scanned antenna array
10/31/2002US20020158797 Method and system of directing an antenna in a two-way satellite system
10/31/2002US20020158717 Tunable ferro-electric filter
10/31/2002US20020158689 Controller-based radio frequency amplifier module and method
10/31/2002DE10203153A1 Primärstrahler, Phasenschieber und Strahlenrichtantenne Primary radiator, phase shifter and beam directional antenna
10/30/2002EP1252684A1 Rf receiving antenna system
10/30/2002EP0840961B1 Self-calibration apparatus and method for communication device
10/30/2002CN2519427Y Installation-free steering antenna
10/29/2002US6473472 Adaptive array communication system and receiver
10/29/2002US6473362 Narrowband beamformer using nonlinear oscillators
10/29/2002US6473057 Low profile scanning antenna
10/29/2002US6473055 Directional antenna apparatus and mobile communication system using the same
10/29/2002US6473054 Array antennas with notched radiation patterns
10/29/2002US6473052 Device for the accurate positioning of an antenna
10/29/2002US6473050 Motor-drive device for sensors in a receiver and/or transmitter with spherical electromagnetic lens and receiver and/or transmitter comprising such a device
10/29/2002US6473037 Phased array antenna system having prioritized beam command and data transfer and related methods
10/29/2002US6473036 Method and apparatus for adapting antenna array to reduce adaptation time while increasing array performance
10/29/2002US6472947 Multiple signal path antenna circuit having differential attenuation between signal paths
10/24/2002WO2002084858A1 Tunable voltage-controlled temperature-compensated crystal oscillator
10/24/2002WO2002084857A1 Tunable voltage controlled oscillator
10/24/2002WO2002084798A1 Inverted-f ferroelectric antenna
10/24/2002WO2002084797A1 Antenna
10/24/2002WO2002084781A1 Tunable multiplexer
10/24/2002WO2002084778A2 Tunable phase shifter and applications for same
10/24/2002WO2002084686A1 Band switchable filter
10/24/2002WO2002084685A1 Tunable ferro-electric filter
10/24/2002WO2002084684A2 Tunable planar capacitor
10/24/2002WO2002084310A1 Low-loss tunable ferro-electric device and method of characterization
10/24/2002US20020156576 Vehicle activity tracking
10/24/2002US20020155818 Determining a spatial signature using a robust calibration signal
10/24/2002US20020154687 Integrated beamformer/modem architecture
10/24/2002US20020153968 Phase shifter, phased-array antenna, and radar
10/23/2002EP1251586A2 Phase shifter, phased-array antenna, and radar
10/23/2002EP1250768A1 Diversity transmission
10/23/2002EP1250726A1 Antenna arrangement and method for side-lobe suppression
10/23/2002EP1181743A4 Determining and forming delayed waveforms
10/23/2002CN1376365A Method and apparatus for providing forward link softer handoff in a code division multiple access communication system
10/23/2002CN1375951A Signal treatment method and apparatus for intensifying demodulation performance of code division multiple access
10/23/2002CN1093263C Microwave detection technique of moving object
10/23/2002CA2278168A1 Adaptive sensor array apparatus
10/22/2002US6470194 Base station with improved directivity using adaptive antenna array reception
10/22/2002US6470192 Method of an apparatus for beam reduction and combining in a radio communications system
10/22/2002US6470177 Adaptive sectorization
10/22/2002US6469822 Optical phased array device and the method therefor
10/22/2002US6469669 Hybrid antenna system for a portable wireless communication device
10/22/2002US6469668 Method and apparatus for connection to a rotatable antenna
10/22/2002US6469667 Passive anti-jamming antenna system
10/22/2002US6469666 Digital antenna goniometer and method
10/22/2002US6469605 Methods for altering the magnetic properties of materials and the materials produced by these methods
10/17/2002WO2002082679A1 Array antenna receiver
10/17/2002WO2002043461A3 Directional set of antennas fixed on a flexible support
10/17/2002WO2002023672A3 Microelectromechanical phased array antenna
10/17/2002US20020151301 Wireless communicaton apparatus and wireless communication method
10/17/2002US20020151291 Antenna interface unit
10/17/2002US20020151279 Tunable low noise amplifier
10/17/2002US20020149535 Tunable antenna matching circuit
10/17/2002US20020149533 Tunable horn antenna
10/17/2002US20020149528 Antenna control system
10/17/2002US20020149526 Inverted-F ferroelectric antenna
10/17/2002US20020149519 Miniaturized conformal wideband fractal antennas on high dielectric substrates and chiral layers
10/17/2002US20020149517 Diversity antenna switiching device and method, and storage medium
10/17/2002US20020149448 Low-loss tunable ferro-electric device and method of characterization
10/17/2002US20020149444 Tunable planar capacitor
10/17/2002US20020149443 Tunable voltage controlled oscillator
10/17/2002US20020149439 Tunable isolator
10/17/2002US20020149434 Tunable voltage-controlled temperature-compensated crystal oscillator
10/17/2002US20020149428 Tunable power amplifier matching circuit
10/16/2002EP1249949A1 Radio base station apparatus and radio communication method
10/16/2002EP1249891A2 Null direction control method for array antenna
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