H01Q 25 - Aerials or aerial systems providing at least two radiating patterns

Patents for H01Q 25 - Aerials or aerial systems providing at least two radiating patterns (4,128)
12/2004
12/23/2004	US20040257266 Technique for changing a range gate and radar coverage
12/22/2004	EP1488614A2 Adaptive receive and omnidirectional transmit antenna array
12/22/2004	EP1488252A1 Efficient wideband waveform generation and signal processing design for an active multi-beam esa digital radar system
12/22/2004	CN1557039A Radio wave lens antenna apparatus
12/16/2004	WO2004109856A1 Electromagnetic lens array antenna device
12/16/2004	US20040252060 Antenna apparatus
12/15/2004	CN1180513C Antema with continuous reflector multiple reception of satellite beams
12/14/2004	US6832071 Satellite broadcast reception system capable of connection with plurality of satellite receivers
12/14/2004	US6831601 Circular array scanning with sum and difference excitation
12/14/2004	US6831600 Intermodulation suppression for transmit active phased array multibeam antennas with shaped beams
12/09/2004	WO2004062177A3 Method and system for minimizing overlap nulling in switched beams
12/09/2004	US20040246170 Radar detection method and apparatus
12/08/2004	EP1309882B1 Near object detection system
12/08/2004	CN1553725A Realizing apparatus for space multi-wave beam feed network
12/08/2004	CN1179596C Interstitial sector system
12/02/2004	WO2004105182A1 Dual band antenna system with diversity
12/01/2004	EP1481441A1 Diversity antenna for unii access point
11/2004
11/30/2004	US6826415 System for a mobile radio system having a base station and an antenna device
11/25/2004	US20040235528 Overlapped subarray antenna feed network for wireless communication system phased array antenna
11/25/2004	DE10319063A1 Verfahren zur Erzeugung von mehreren SAR-Sendestrahlen und SAR-Antennensystem A method for generating a plurality of transmission beams and SAR-SAR antenna system
11/24/2004	EP0858606B1 Microwave energy implemented aircraft landing system
11/24/2004	CN2658958Y Bidimensional antenne array
11/24/2004	CN1549396A Shared 802.11 a and b frequency antenna
11/23/2004	US6822612 Antenna device, communication apparatus and radar module
11/23/2004	CA2270418C Microwave energy implemented aircraft landing system
11/18/2004	WO2004100308A2 Antennas (variants)
11/18/2004	WO2003081718A9 Variable beam antenna device, transmitter-receiver and network notebook
11/18/2004	US20040229665 Mobile terminal
11/17/2004	CN1547410A Interstitial sector system
11/11/2004	US20040222932 Multi-beam antenna system with shaped reflector for generating flat beams
11/10/2004	EP1474843A1 Scannable multi-beam antenna using dielectrically tunable phase shifters
11/09/2004	US6816107 Technique for changing a range gate and radar coverage
11/09/2004	CA2260200C Focused narrow beam communication system
11/04/2004	WO2004095627A2 Apparatus and method for isolating in-channel fm antennas sharing common aperture space
11/03/2004	EP1472760A1 Receiving antenna for multibeam coverage
11/02/2004	US6812807 Tracking feed for multi-band operation
11/02/2004	CA2372824C Multiple-beam antenna employing dielectric filled feeds for multiple and closely spaced satellites
10/2004
10/27/2004	EP1471600A1 Method of generating multiple SAR transmit beams and a SAR antenna system
10/27/2004	CN1540903A Fixing beam shaping device and method applied to CDMA system
10/27/2004	CN1173437C Dish antenna with multi-beam reflection surface and its forming method
10/26/2004	US6809694 Adjustable beamwidth and azimuth scanning antenna with dipole elements
10/26/2004	US6809693 Compact antennas having directed beams and potentially more than one degree of freedom per concentration region
10/21/2004	WO2004091043A1 Variable directivity antenna and variable directivity antenna system using the antenna
10/21/2004	US20040209571 Apparatus for increasing the capacity between transmitters and receivers in short-range wireless networks
10/21/2004	US20040207567 Plano-convex rotman lenses, an ultra wideband array employing a hybrid long slot aperture and a quasi-optic beam former
10/20/2004	EP1046247B1 Beam management in a satellite communication system
10/20/2004	CN1539178A Method and instruemtn for frequency selcctive beam forming
10/19/2004	US6807401 Antenna diversity arrangement
10/19/2004	US6806838 Combination satellite and terrestrial antenna
10/19/2004	CA2328122C Apparatus and method for measuring and controlling the performance of an adjustable antenna on a sub-sector basis
10/14/2004	WO2004088790A1 Phased array antenna system with variable electrical tilt
10/14/2004	WO2004088787A2 Phased array antenna for indoor application
10/14/2004	WO2004034508A3 Multibeam antenna for a wireless network
10/14/2004	WO2004013930A3 Modular phased array with improved beam-to-beam isolation
10/14/2004	US20040201538 Multi-beam-reflector dish antenna and method for production thereof
10/13/2004	EP1467437A1 Multi-beam antenna system for cellular radio base stations
10/13/2004	EP1466387A1 Tiled monopulse antenna with overlapping subarrays
10/13/2004	CN1536711A 天线装置 The antenna device
10/12/2004	US6804491 Mobile communication system and repeater used in the mobile communication system
10/07/2004	WO2004086563A1 Luneberg lens and process for producing the same
10/07/2004	US20040196822 Method of detection of signals using an adaptive antenna in a peer-to-peer network
10/07/2004	US20040196204 Signal receiving system
10/07/2004	US20040196202 Variable directivity antenna and variable directivity antenna system using such antennas
10/06/2004	CN1534830A Multiwave beam reflecting surface disk type antenna and its shaping method
10/06/2004	CN1534829A Antenna possessing dipole element and regulatable beam width and scanning azimuth angle
10/05/2004	US6801789 Multiple-beam antenna
10/05/2004	US6801160 Dynamic multi-beam antenna using dielectrically tunable phase shifters
09/2004
09/30/2004	WO2004084347A1 Multichannel access point with collocated isolated antennas
09/30/2004	WO2004084341A2 Method and apparatus for forming multiple beams
09/30/2004	US20040192393 Antenna control unit
09/30/2004	US20040189540 Apparatus and method for isolating in-channel FM antennas sharing common aperture space
09/30/2004	US20040189538 Beam reconfiguration method and apparatus for satellite antennas
09/30/2004	CA2519463A1 Multichannel access point with collocated isolated antennas
09/29/2004	EP1463147A2 Adjustable beamwidth and azimuth scanning antenna with dipole elements
09/28/2004	US6799025 Base station system, and wireless communication method
09/28/2004	CA2129041C Antenna device
09/27/2004	CA2460284A1 Adjustable beamwidth and azimuth scanning antenna with dipole elements
09/23/2004	WO2004082071A1 Systems and methods for providing independent transmit paths within a single phased-array antenna
09/23/2004	US20040183726 Multichannel access point with collocated isolated antennas
09/22/2004	CN1168251C Multiple beam receiver
09/22/2004	CN1168181C Apparatus and method for controlling directivity of transmitting antenna
09/16/2004	US20040179544 Multi-beam cellular communication system
09/16/2004	US20040178964 Two-dimensional antenna array
09/16/2004	US20040178862 Systems and methods for providing independent transmit paths within a single phased-array antenna
09/15/2004	EP1458205A2 Multi-beam cellular communication system
09/14/2004	US6791507 Feed network for simultaneous generation of narrow and wide beams with a rotational-symmetric antenna
09/09/2004	US20040174299 Wireless communication and beam forming with passive beamformers
09/08/2004	EP1455412A2 Angle diversity dual antenna system
09/08/2004	EP1454379A1 Method of controlling transmission in a radio system
09/07/2004	US6788269 Simplified feed circuit for an array antenna device
09/07/2004	US6788268 Method and apparatus for frequency selective beam forming
09/07/2004	US6788250 Beamformer for multi-beam broadcast antenna
08/2004
08/31/2004	US6784838 Beamformer for multi-beam receive antenna
08/31/2004	US6784828 Near object detection system
08/31/2004	US6783493 Ultrasound probe with integrated electronics
08/26/2004	WO2004073263A1 Distributed multi-beam wireless system
08/26/2004	WO2004073206A1 Antenna diversity
08/26/2004	WO2004073115A1 Multibeam planar antenna structure and method of fabrication
08/26/2004	WO2004073114A1 Wireless antennas, networks, methods, software, and services
08/26/2004	WO2004073111A1 Feed network for simultaneous generation of narrow and wide beams with a rotational-symmetric antenna

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