AU2001281357A1 - Adaptive array antenna nulling - Google Patents

Adaptive array antenna nulling

Info

Publication number
AU2001281357A1
AU2001281357A1 AU2001281357A AU8135701A AU2001281357A1 AU 2001281357 A1 AU2001281357 A1 AU 2001281357A1 AU 2001281357 A AU2001281357 A AU 2001281357A AU 8135701 A AU8135701 A AU 8135701A AU 2001281357 A1 AU2001281357 A1 AU 2001281357A1
Authority
AU
Australia
Prior art keywords
array antenna
adaptive array
antenna nulling
nulling
adaptive
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU2001281357A
Inventor
Charles R Cahn
Donald Leimer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Western Multiplex Corp
Original Assignee
Western Multiplex Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Western Multiplex Corp filed Critical Western Multiplex Corp
Publication of AU2001281357A1 publication Critical patent/AU2001281357A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/20—Countermeasures against jamming
    • H04K3/22—Countermeasures against jamming including jamming detection and monitoring
    • H04K3/224—Countermeasures against jamming including jamming detection and monitoring with countermeasures at transmission and/or reception of the jammed signal, e.g. stopping operation of transmitter or receiver, nulling or enhancing transmitted power in direction of or at frequency of jammer
    • H04K3/228—Elimination in the received signal of jamming or of data corrupted by jamming
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
    • H01Q3/2611—Means for null steering; Adaptive interference nulling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • H04B7/0857—Joint weighting using maximum ratio combining techniques, e.g. signal-to- interference ratio [SIR], received signal strenght indication [RSS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/10—Polarisation diversity; Directional diversity

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radio Transmission System (AREA)
AU2001281357A 2000-07-26 2001-07-26 Adaptive array antenna nulling Abandoned AU2001281357A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09626203 2000-07-26
US09/626,203 US6486828B1 (en) 2000-07-26 2000-07-26 Adaptive array antenna nulling
PCT/US2001/041426 WO2002009231A2 (en) 2000-07-26 2001-07-26 Adaptive array antenna nulling

Publications (1)

Publication Number Publication Date
AU2001281357A1 true AU2001281357A1 (en) 2002-02-05

Family

ID=24509391

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001281357A Abandoned AU2001281357A1 (en) 2000-07-26 2001-07-26 Adaptive array antenna nulling

Country Status (3)

Country Link
US (1) US6486828B1 (en)
AU (1) AU2001281357A1 (en)
WO (1) WO2002009231A2 (en)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3877678B2 (en) * 2000-07-14 2007-02-07 三洋電機株式会社 Calibration apparatus, adaptive array apparatus, calibration method, program recording medium, and program
JP3767799B2 (en) * 2001-04-09 2006-04-19 日本電気株式会社 Null direction control method and apparatus for array antenna
JP3601598B2 (en) * 2001-05-11 2004-12-15 日本電気株式会社 Adaptive antenna receiver
EP1376896A1 (en) * 2002-06-20 2004-01-02 Evolium S.A.S. Iterative channel estimation for receiving wireless transmissions using multiple antennas
US6710739B1 (en) * 2003-01-03 2004-03-23 Northrop Grumman Corporation Dual redundant GPS anti-jam air vehicle navigation system architecture and method
DE10313004B3 (en) * 2003-03-24 2005-01-20 Siemens Ag Modulation method, mode providing method and receiving unit for a magnetic resonance apparatus
US8204149B2 (en) 2003-12-17 2012-06-19 Qualcomm Incorporated Spatial spreading in a multi-antenna communication system
US7336746B2 (en) 2004-12-09 2008-02-26 Qualcomm Incorporated Data transmission with spatial spreading in a MIMO communication system
US20050180312A1 (en) * 2004-02-18 2005-08-18 Walton J. R. Transmit diversity and spatial spreading for an OFDM-based multi-antenna communication system
US8169889B2 (en) 2004-02-18 2012-05-01 Qualcomm Incorporated Transmit diversity and spatial spreading for an OFDM-based multi-antenna communication system
US8923785B2 (en) 2004-05-07 2014-12-30 Qualcomm Incorporated Continuous beamforming for a MIMO-OFDM system
US8285226B2 (en) * 2004-05-07 2012-10-09 Qualcomm Incorporated Steering diversity for an OFDM-based multi-antenna communication system
US6844850B1 (en) * 2004-05-20 2005-01-18 Benq Corporation Anti-jammer pre-processor
US7183974B1 (en) 2004-05-21 2007-02-27 Itt Manufacturing Enterprises, Inc. Methods and apparatus for increasing the effective resolving power of array antennas
US7110463B2 (en) * 2004-06-30 2006-09-19 Qualcomm, Incorporated Efficient computation of spatial filter matrices for steering transmit diversity in a MIMO communication system
US7978649B2 (en) * 2004-07-15 2011-07-12 Qualcomm, Incorporated Unified MIMO transmission and reception
US7978778B2 (en) 2004-09-03 2011-07-12 Qualcomm, Incorporated Receiver structures for spatial spreading with space-time or space-frequency transmit diversity
US7461695B2 (en) * 2005-04-01 2008-12-09 Schlumberger Technology Corporation System and method for creating packers in a wellbore
US8150469B2 (en) * 2006-02-27 2012-04-03 Kyocera Corporation Adaptive array base station device and adaptive array base station device control method
US8543070B2 (en) 2006-04-24 2013-09-24 Qualcomm Incorporated Reduced complexity beam-steered MIMO OFDM system
US8290089B2 (en) 2006-05-22 2012-10-16 Qualcomm Incorporated Derivation and feedback of transmit steering matrix
WO2010147987A1 (en) * 2009-06-15 2010-12-23 Agc Automotive Amerlcas R&D, Inc. Diversity antenna system and method
EP2309657A1 (en) * 2009-10-08 2011-04-13 Thomson Licensing Method for topology control using sectorized antennas in wireless networks
US8666347B2 (en) * 2010-10-14 2014-03-04 Physical Devices, Llc Methods and devices for reducing radio frequency interference
US9042857B2 (en) 2010-08-30 2015-05-26 Physical Devices, Llc Methods, systems, and non-transitory computer readable media for wideband frequency and bandwidth tunable filtering
CN103190076A (en) 2010-08-30 2013-07-03 物理设备有限责任公司 Tunable filter devices and methods
ES2674323T3 (en) * 2010-09-24 2018-06-28 Telefonaktiebolaget Lm Ericsson (Publ) Methods, test apparatus and devices to eliminate the effects of transverse coupling on antenna assemblies
US8494472B1 (en) * 2011-03-28 2013-07-23 AMI Research & Development, LLC Reconfigurable chirp fourier transform based continuous convolution processor
US8761100B2 (en) 2011-10-11 2014-06-24 CBF Networks, Inc. Intelligent backhaul system
US8928542B2 (en) 2011-08-17 2015-01-06 CBF Networks, Inc. Backhaul radio with an aperture-fed antenna assembly
US10764891B2 (en) 2011-08-17 2020-09-01 Skyline Partners Technology Llc Backhaul radio with advanced error recovery
US9474080B2 (en) 2011-08-17 2016-10-18 CBF Networks, Inc. Full duplex backhaul radio with interference measurement during a blanking interval
US8422540B1 (en) 2012-06-21 2013-04-16 CBF Networks, Inc. Intelligent backhaul radio with zero division duplexing
US10051643B2 (en) 2011-08-17 2018-08-14 Skyline Partners Technology Llc Radio with interference measurement during a blanking interval
US8982772B2 (en) 2011-08-17 2015-03-17 CBF Networks, Inc. Radio transceiver with improved radar detection
US8467363B2 (en) 2011-08-17 2013-06-18 CBF Networks, Inc. Intelligent backhaul radio and antenna system
US20220070867A1 (en) * 2011-08-17 2022-03-03 Skyline Partners Technology Llc Backhaul radio with advanced error recovery
US8238318B1 (en) 2011-08-17 2012-08-07 CBF Networks, Inc. Intelligent backhaul radio
US9049611B2 (en) 2011-08-17 2015-06-02 CBF Networks, Inc. Backhaul radio with extreme interference protection
US9713019B2 (en) 2011-08-17 2017-07-18 CBF Networks, Inc. Self organizing backhaul radio
US8989762B1 (en) 2013-12-05 2015-03-24 CBF Networks, Inc. Advanced backhaul services
US10548132B2 (en) * 2011-08-17 2020-01-28 Skyline Partners Technology Llc Radio with antenna array and multiple RF bands
US10716111B2 (en) 2011-08-17 2020-07-14 Skyline Partners Technology Llc Backhaul radio with adaptive beamforming and sample alignment
US8502733B1 (en) 2012-02-10 2013-08-06 CBF Networks, Inc. Transmit co-channel spectrum sharing
US8385305B1 (en) 2012-04-16 2013-02-26 CBF Networks, Inc Hybrid band intelligent backhaul radio
US10708918B2 (en) 2011-08-17 2020-07-07 Skyline Partners Technology Llc Electronic alignment using signature emissions for backhaul radios
WO2013130818A1 (en) 2012-02-28 2013-09-06 Physical Devices Llc Methods, systems, and computer readable media for mitigation of in-band interference of global positioning system (gps) signals
USD704174S1 (en) 2012-08-14 2014-05-06 CBF Networks, Inc. Intelligent backhaul radio with symmetric wing radome
CN105229849B (en) 2013-03-15 2017-05-31 Agc汽车美洲研发公司 Window assembly with performance enhancement slit transparent region formed therein
US9071386B2 (en) * 2013-07-09 2015-06-30 General Electric Company System and method for communication
US9288007B2 (en) 2013-11-15 2016-03-15 At&T Intellectual Property I, L.P. Endpoint device antenna beam forming based jamming detection and mitigation
US9781685B2 (en) 2013-11-21 2017-10-03 At&T Intellectual Property I, L.P. Self-adaptive coverage of wireless networks
US20150244431A1 (en) 2014-02-21 2015-08-27 Physical Devices, Llc Devices and methods for diversity signal enhancement and cosite cancellation
US20160204508A1 (en) * 2015-01-12 2016-07-14 Altamira Technologies Corporation Systems and methods for controlling the transmission and reception of information signals at intended directions through an antenna array
US9059768B1 (en) * 2015-01-30 2015-06-16 Rockwell Collins, Inc. Interference cancellation system and method
US10224627B2 (en) * 2015-12-11 2019-03-05 Anokiwave, Inc. Electronically scanned antenna arrays with reconfigurable performance
CN109490980A (en) * 2018-12-28 2019-03-19 同方威视技术股份有限公司 Millimeter wave detector gate
EP3909097A4 (en) * 2019-04-10 2022-03-23 Telcom Ventures, LLC Interference cancellation using circular polarized antennas
US20240195080A1 (en) * 2022-12-09 2024-06-13 Harris Global Communications, Inc. Systems and methods for providing an antenna

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4152702A (en) 1978-02-13 1979-05-01 Motorola, Inc. Adaptive antenna lobing on spread spectrum signals at negative S/N
US4298873A (en) 1981-01-02 1981-11-03 The United States Of America As Represented By The Secretary Of The Army Adaptive steerable null antenna processor
US5107273A (en) 1981-05-11 1992-04-21 The United States Of America As Represented By The Secretary Of The Army Adaptive steerable null antenna processor with null indicator
US4584713A (en) 1983-07-06 1986-04-22 Motorola, Inc. Signal quality steered diversity
US4596986A (en) 1983-08-29 1986-06-24 The United States Of America As Represented By The Secretary Of The Navy Sidelobe canceller with adaptive antenna subarraying using a weighted Butler matrix
US4670885A (en) 1985-02-26 1987-06-02 Signatron, Inc. Spread spectrum adaptive antenna interference canceller
US5298908A (en) 1987-11-27 1994-03-29 Unisys Corporation Interference nulling system for antennas
US5363111A (en) * 1993-04-30 1994-11-08 Rockwell International Corporation Apparatus and method for spatial nulling of interfering signals
US5818517A (en) * 1993-11-12 1998-10-06 Northern Telecom Limited Broadband interference reduction
US5724666A (en) 1994-03-24 1998-03-03 Ericsson Inc. Polarization diversity phased array cellular base station and associated methods
IL112233A (en) * 1995-01-03 1998-02-22 State Rafaelel Ministry Of Def Adaptive polarization diversity system
US5649287A (en) 1995-03-29 1997-07-15 Telefonaktiebolaget Lm Ericsson Orthogonalizing methods for antenna pattern nullfilling
SE504992C2 (en) 1995-09-29 1997-06-09 Ericsson Telefon Ab L M Radio station utilizing space diversity and polarization diversity
US5712641A (en) 1996-02-28 1998-01-27 Electro-Radiation Incorporated Interference cancellation system for global positioning satellite receivers
US6232921B1 (en) * 2000-01-11 2001-05-15 Lucent Technologies Inc. Method and system for adaptive signal processing for an antenna array

Also Published As

Publication number Publication date
WO2002009231A3 (en) 2002-06-20
WO2002009231A2 (en) 2002-01-31
WO2002009231B1 (en) 2002-07-18
US6486828B1 (en) 2002-11-26

Similar Documents

Publication Publication Date Title
AU2001281357A1 (en) Adaptive array antenna nulling
AU2001230662A1 (en) Array antenna calibration
AU2002250036A1 (en) Phased array antenna
AU2002364504A1 (en) Ultra-wideband antenna array
AU2001264922A1 (en) E h antenna
AU2001271193A1 (en) Antenna
AU2001258958A1 (en) Antenna
EP1220456A3 (en) Arrangement for antenna matching
AU7048300A (en) Antenna arrangement
AU2001296876A1 (en) Microelectromechanical phased array antenna
AU7464400A (en) Sparse array antenna
AU2001250419A1 (en) Planar array antenna
AU1317801A (en) Dual-polarised antenna
AU5544700A (en) Multiband antenna
EP1220474A3 (en) Adaptive array receiver
AU6331600A (en) Antenna arrangement
AU2000252139A1 (en) Hybrid antenna array
AU2001226365A1 (en) Multi-beam antenna
AU5899201A (en) Antenna arrangement
AU2002364996A1 (en) Circular polarization antenna
AU2001281209A1 (en) Contrawound antenna
AU7863100A (en) Wide beamwidth antenna
AU3174900A (en) Antenna
AU2001286094A1 (en) Shaped antenna beam
AU2001284278A1 (en) Antenna assembly