Patents
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)
07/1999
07/22/1999WO1999036990A1 Antenna arrangement and a method in connection with the antenna arrangement
07/22/1999WO1999036989A1 Antenna system
07/22/1999WO1999036986A2 Boxhorn array architecture using folded junctions
07/22/1999DE19801552A1 Tracking system implementation
07/21/1999EP0930727A2 CDMA multiuser receiver featuring a combination of array antenna and multiuser interference cancellers
07/21/1999EP0930669A2 Antenna for communicating with low earth orbit satellite
07/21/1999CN1223781A Method for optimising coverage by reshaping antenna pattern
07/20/1999US5926510 Transmitter apparatus, receiver apparatus, transmitting method and receiving method for interleaving and varying an antenna directional pattern
07/20/1999US5926502 Phased array spread spectrum system and method
07/20/1999US5926148 Three dimensional reconfigurable photoconductive antenna array element
07/20/1999US5926136 Antenna apparatus
07/20/1999US5926135 Steerable nulling of wideband interference signals
07/20/1999US5926134 Electronic scanning antenna
07/20/1999US5926130 Digital spacecraft antenna tracking system
07/20/1999US5926128 Radar systems
07/20/1999US5926127 Motor vehicle radar system
07/15/1999WO1999035766A1 Beam management in a satellite communication system
07/15/1999WO1999035710A1 Reflector based dielectric lens antenna system
07/15/1999WO1999035705A2 Electrically-controllable back-fed antenna
07/15/1999WO1999025142A3 Method of improving quality of radio connection
07/15/1999DE19900362A1 Method of setting the axis of a radar inside a vehicle which can detect at least one azimuth angle between the vehicle and a preceding vehicle
07/14/1999EP0929122A2 Reflector based dielectric lens antenna system
07/14/1999EP0929119A1 Method for transmission of a control signal from a base station of a numerical cellular radio communication system and corresponding base station
07/14/1999EP0929118A2 Phase array calibration by orthogonal phase sequence
07/14/1999EP0929117A1 Filtering and phase shift of a partial signal of an array antenna and corresponding circuit
07/14/1999EP0928503A1 Antenna feed architecture for use with a continuous transverse stub antenna array
07/14/1999EP0928502A1 Microstrip antenna with control of the direction of the axis of maximum radiation
07/14/1999CN1223038A Adaptive array transceiver
07/14/1999CN1223018A 天线系统 Antenna System
07/13/1999US5924020 Antenna assembly and associated method for radio communication device
07/13/1999US5923302 Full coverage antenna array including side looking and end-free antenna arrays having comparable gain
07/13/1999US5923292 Dual antenna null elimination
07/13/1999US5923291 Optically controlled antenna, providing continuous coverage
07/13/1999US5923290 Array antenna apparatus
07/13/1999US5923289 Modular array and phased array antenna system
07/08/1999WO1999034525A1 Pda antenna system
07/08/1999WO1999034480A1 Photonically controlled, phased array antenna
07/08/1999WO1999034475A2 Robust antenna tracking system
07/08/1999WO1999021292A3 Method and arrangement in a telecommunication system
07/08/1999CA2254139A1 Reflector based dielectric lens antenna system
07/07/1999EP0928042A1 Wide band detection means, particularly radars
07/07/1999EP0927362A1 Position determination using multiple base station signals
07/06/1999US5920809 Antenna array switchable to provide spatial shift without change of radiation pattern
07/06/1999US5920286 Stabilisation of phased array antennas
07/06/1999US5920285 Apparatus for detecting a reflector
07/01/1999WO1999033141A1 Discrimination procedure of a wanted signal from a plurality of cochannel interfering signals and receiver using this procedure
07/01/1999WO1999021274A3 Integrated electronic circuit comprising an oscillator with passive circuit elements
06/1999
06/30/1999EP0926916A2 Spatial division multiple access wireless communication systems
06/30/1999EP0926844A2 Multi-sector cell pattern for a wireless communication system
06/29/1999US5917455 Electrically variable beam tilt antenna
06/29/1999US5917447 Method and system for digital beam forming
06/29/1999US5917446 Radio-wave reception system using inertial data in the receiver beamforming operation
06/29/1999US5917443 Vehicle-mounted radar apparatus
06/29/1999CA2183119C Method and apparatus for initial pointing of an antenna
06/26/1999CA2254648A1 Multi-sector cell pattern for a wireless communication system
06/24/1999WO1999031759A1 Magnetic beam deflection devices
06/24/1999WO1999031758A1 Antenna feed arrangement
06/24/1999WO1999017466A9 Using multiple antennas to mitigate specular reflection
06/24/1999WO1999014870A3 Practical space-time radio method for cdma communication capacity enhancement
06/24/1999DE19756363A1 Antennenspeiseanordnung The antenna feed assembly
06/24/1999DE19740083C1 Radar location device for locating objects below road surface
06/23/1999EP0924912A1 Low IMD amplification method and apparatus
06/23/1999EP0924876A2 Data communication apparatus and method with antennas diversity
06/23/1999CN1220792A Cablibration device for array antenna wireless receiver
06/23/1999CN1220787A Method and apparatus for interference rejection combining and downlink beamforming in cellular radiocommunications system
06/23/1999CN1220500A Data communication apparatus and data communication method
06/22/1999US5914946 TDM-based fixed wireless loop system
06/22/1999US5914481 Portable data collection terminal with handwritten input area
06/17/1999WO1999030520A1 Radio transmission from a communication station with an antenna array to provide a desirable radiation pattern
06/16/1999EP0923155A1 Adaptive array antenna
06/16/1999EP0923154A2 Method for controlling a phase controlled antenna
06/16/1999EP0922337A2 Adaptive communication system and method using unequal weighting of interference and noise
06/15/1999US5913151 Small antenna for receiving signals from constellation of satellites in close geosynchronous orbit
06/15/1999US5912927 Multi-channel transmitter having an adaptive antenna array
06/15/1999US5912646 For radiating a single beam
06/15/1999US5912642 Method and system for aligning a sensor on a platform
06/10/1999WO1999029049A2 Method and arrangement for adjusting antenna pattern
06/10/1999WO1999028993A1 Transmission polarizer
06/10/1999WO1999028991A1 Transducer for transmitting-receiving microwave radio energy
06/10/1999DE19804760A1 Radio transceiver with dipole aerial on housing
06/10/1999CA2279262A1 Transmission polarizer
06/09/1999EP0921591A1 Array antenna with switched distributed-constant phase-shifter
06/09/1999EP0921590A2 Antenna for communicating with low earth orbit satellite
06/09/1999CN1219290A Adaptive array antenna
06/09/1999CN1219086A Cellular radio communication system with fixed terminal
06/09/1999CN1219004A Antenna for low globe orbit satellite communication
06/03/1999WO1999027659A1 Method and apparatus for receiving radio signals
06/03/1999WO1999027611A1 Photonically controlled antenna array
06/03/1999WO1999027610A1 A communication system, a primary radio station, a secondary radio station, and a communication method
06/03/1999CA2311338A1 Method and apparatus for receiving radio signals
06/02/1999EP0920072A2 Electronically scanned phased-array antenna for a satellite radio terminal
06/02/1999EP0920068A2 Dielectric line switch and antenna device
06/02/1999EP0919828A2 Radar apparatus
06/02/1999DE19845870A1 Reflector-antenna arrangement for radar
06/02/1999CA2254748A1 Waveguide phased array antenna apparatus
06/01/1999US5909470 Method and apparatus for decision directed demodulation using antenna arrays and spatial processing
06/01/1999US5909460 Efficient apparatus for simultaneous modulation and digital beamforming for an antenna array
06/01/1999US5909191 Multiple beam antenna and beamforming network
05/1999
05/27/1999WO1999026441A1 Input specific independent sector mapping
05/27/1999WO1999026317A1 An antenna system with a feeder cable