Patents for H01Q 25 - Aerials or aerial systems providing at least two radiating patterns (4,128) |
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05/04/2005 | EP1528627A1 High frequency, multiple beam antenna system |
05/04/2005 | CN1612412A High frequency, multiple beam antenna system |
05/03/2005 | CA2246724C Method and device for directional emission and reception of electromagnetic waves |
04/28/2005 | WO2005039074A1 Apparatus for repeating signal using microstrip patch array antenna |
04/28/2005 | WO2005038484A1 Shipboard three-dimensional radar and an antenna arrangement therefor |
04/28/2005 | US20050088356 Receiving antenna for multibeam coverage |
04/27/2005 | EP1526605A1 Apparatus and method for multi-beam, multi-signal transmission by an active phased array antenna |
04/27/2005 | EP1525767A1 Telecommunications radio system for mobile communication services |
04/27/2005 | EP1525642A1 Two-dimensional antenna array |
04/27/2005 | CN1610840A Efficient wideband waveform generation and signal processing design |
04/27/2005 | CN1610425A Base station device with multi-antenna |
04/27/2005 | CN1610184A Dual-band planar antenna |
04/21/2005 | US20050085270 Wireless antenna traffic matrix |
04/21/2005 | US20050085266 Base station device achieving effective use of frequencies by changing structures of antennas |
04/21/2005 | US20050083244 Eccentric spiral antenna |
04/21/2005 | US20050083239 Dual-band planar antenna |
04/20/2005 | EP1523785A1 Common aperture antenna |
04/19/2005 | US6882323 Multi-beam antenna system with shaped reflector for generating flat beams |
04/19/2005 | CA2116295C Angle-error measurement antenna for a monopulse radar |
04/14/2005 | WO2005034406A2 Method and system for enhancing reception of wireless communication signals |
04/14/2005 | US20050078047 Method and apparatus for frequency selective beam forming |
04/13/2005 | EP1522124A2 Antenna steering scheduler for mobile station in wireless local area network |
04/13/2005 | CN2692852Y 天线装置 The antenna device |
04/13/2005 | CN1197201C Antenna diversity arrangement |
04/07/2005 | WO2005032169A2 Interference based channel selection method in sectorized cells in a wlan |
04/06/2005 | CN2691086Y Electromagnetic isolation coupling cross synthetic field antenna |
04/03/2005 | CA2483251A1 Multi-beam communication satellite antenna with failure compensation |
03/31/2005 | US20050070331 Signal transmission apparatus and signal transmission method |
03/31/2005 | US20050068251 Multi-beam antenna |
03/31/2005 | US20050068230 Reducing co-channel interference in satellite communications systems by antenna re-pointing |
03/29/2005 | US6873293 Adaptive receive and omnidirectional transmit antenna array |
03/29/2005 | CA2480975A1 Reducing co-channel interference in satellite communications systems by antenna re-pointing |
03/29/2005 | CA2277987C Directional-beam generative apparatus and associated method |
03/23/2005 | EP1517398A1 Variable beam antenna device, transmitter-receiver and network notebook |
03/23/2005 | EP1516393A1 Double polarization dual-band radiating device |
03/23/2005 | CN1194445C Antenna for radio transmission device |
03/23/2005 | CN1194444C 一个天线阵列系统 An antenna array system |
03/22/2005 | US6869401 Ultrasound probe with integrated electronics |
03/17/2005 | WO2005025109A2 Communication satellite cellular coverage pointing correction using uplink beacon signal |
03/17/2005 | CA2535998A1 Communication satellite cellular coverage pointing correction using uplink beacon signal |
03/10/2005 | WO2004088787A3 Phased array antenna for indoor application |
03/10/2005 | US20050052333 Multi-beam and multi-band antenna system for communication satellites |
03/09/2005 | CN1192455C Sparse array antenna |
03/08/2005 | US6864853 Combination directional/omnidirectional antenna |
03/08/2005 | US6864850 Multibeam antenna |
03/08/2005 | US6864831 Radar detection method and apparatus |
03/03/2005 | WO2005020462A2 Interference based channel selection method in sectorized cells in a wlan |
03/03/2005 | US20050048915 Communication satellite cellular coverage pointing correction using uplink beacon signal |
03/03/2005 | DE10336071B3 Antennenanordnung sowie Verfahren insbesondere zu deren Betrieb Antenna array and method particularly for its operation |
03/02/2005 | EP1511119A1 Reconfigurable antenna array and wireless communication device using same |
03/02/2005 | CN2682594Y Antenna module for double-mode wireless network |
03/01/2005 | US6862004 Eccentric spiral antenna and method for making same |
02/24/2005 | WO2005018040A2 Multi-beam antenna |
02/24/2005 | WO2005017559A2 Security system with mm-wave imaging |
02/24/2005 | WO2004100308A3 Antennas (variants) |
02/24/2005 | WO2004095627A3 Apparatus and method for isolating in-channel fm antennas sharing common aperture space |
02/23/2005 | CN1585190A Antenna assembly and wireless communication device using same |
02/22/2005 | US6859188 Rotationally configurable offset reflector antenna |
02/22/2005 | US6859169 Medium earth orbit satellite surveillance system and antenna configuration therefore |
02/17/2005 | WO2005015690A1 Antenna array and method, particularly for operating the same |
02/17/2005 | US20050037813 Antenna system for generating and utilizing several small beams from several wide-beam antennas |
02/16/2005 | EP1506595A1 Rf system concept for vehicular radar having several beams |
02/16/2005 | CN1581829A Wireless LAN accessing point device and accessing method |
02/16/2005 | CN1581577A Apparatus and method for sending signals |
02/15/2005 | US6856284 Methods and apparatus for multi-beam, multi-signal transmission for active phased array antenna |
02/09/2005 | EP1505742A2 Apparatus and method using a beam pattern for transmitting a common and a dedicated signal |
02/09/2005 | EP1505407A1 Multifunction radar system |
02/08/2005 | US6853329 Monopulse radar system |
02/03/2005 | WO2005011057A1 Dual polarised antenna device for an antenna array and method for manufacturing the same |
02/03/2005 | US20050024286 Antenna device and wireless communication device using same |
02/02/2005 | EP1421649A4 Method and apparatus for frequency selective beam forming |
02/01/2005 | CA2142583C Base station antenna arrangement |
01/27/2005 | US20050018540 Integrated portable ultrasound imaging system |
01/26/2005 | EP1499848A1 Method for data transmission between military aeroplanes and devices for carrying out said method |
01/20/2005 | US20050012655 Electronically agile multi-beam antenna system |
01/19/2005 | EP1498986A1 Antenna system for generation and utilizing several small beams from several wide-beam antennas |
01/19/2005 | CN1568585A Method of detection of signals using an adaptive antenna in a peer-to-peer network |
01/18/2005 | US6844861 Method of fabricating waveguide channels |
01/13/2005 | WO2005004324A1 Optical control type microwave phase forming device |
01/13/2005 | US20050007289 Multi-band horn antenna using frequency selective surfaces |
01/13/2005 | US20050007287 Multiple phase center feedhorn for reflector antenna |
01/12/2005 | EP1496570A1 Multi-band horn antenna using frequency selective surfaces |
01/11/2005 | US6842401 Sonar beamforming system |
01/07/2005 | CA2467470A1 Multi-band horn antenna using frequency selective surfaces |
01/06/2005 | US20050004464 Method and apparatus for forming multiple beams |
01/05/2005 | EP1310018A4 Switched beam antenna architecture |
01/05/2005 | EP1277372B1 Reception system for multisensor antenna |
01/05/2005 | CN1561563A Device for producing secondary radiation diagrams in a phased array antenna system |
01/04/2005 | CA2333574C Repeater apparatus |
12/30/2004 | US20040266481 RF ID tag reader utilizing a scanning antenna system and method |
12/30/2004 | US20040263418 Radio wave lens antenna apparatus |
12/30/2004 | US20040263387 Electronically agile dual beam antenna system |
12/29/2004 | WO2004114706A1 Transmission channel selection based on historic quality data in a wlan |
12/29/2004 | WO2004086563A8 Luneberg lens and process for producing the same |
12/29/2004 | WO2004082071A8 Systems and methods for providing independent transmit paths within a single phased-array antenna |
12/29/2004 | EP1492252A1 Multi-beam antenna transmitter/receiver and transmitting/receiving method and transmission beam selection method |
12/29/2004 | EP0934636B1 Apparatus and method for reusing satellite broadcast spectrum for terrestrially broadcast signals |
12/24/2004 | CA2470281A1 Multiple phase center feedhorn for reflector antenna |
12/23/2004 | US20040259563 Method and apparatus for sector channelization and polarization for reduced interference in wireless networks |
12/23/2004 | US20040259558 Method and apparatus for coverage and throughput enhancement in a wireless communication system |