AU2001238646A1 - Method and system for economical beam forming in a radio communication system - Google Patents

Method and system for economical beam forming in a radio communication system

Info

Publication number
AU2001238646A1
AU2001238646A1 AU2001238646A AU3864601A AU2001238646A1 AU 2001238646 A1 AU2001238646 A1 AU 2001238646A1 AU 2001238646 A AU2001238646 A AU 2001238646A AU 3864601 A AU3864601 A AU 3864601A AU 2001238646 A1 AU2001238646 A1 AU 2001238646A1
Authority
AU
Australia
Prior art keywords
radio communication
beam forming
communication system
economical
economical beam
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
AU2001238646A
Inventor
John E. Hoffmann
Lawrence Wayne Lamont Jr.
George Rodney Nelson Jr.
James A. Proctor Jr.
Antoine J. Rouphael
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.)
Tantivy Communications Inc
Original Assignee
Tantivy Communications Inc
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 Tantivy Communications Inc filed Critical Tantivy Communications Inc
Publication of AU2001238646A1 publication Critical patent/AU2001238646A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
    • 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
    • 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
    • H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0678—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission using different spreading codes between antennas
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/004—Orthogonal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
AU2001238646A 2000-02-24 2001-02-23 Method and system for economical beam forming in a radio communication system Abandoned AU2001238646A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US18475400P 2000-02-24 2000-02-24
US60184754 2000-02-24
PCT/US2001/005736 WO2001063779A2 (en) 2000-02-24 2001-02-23 Method and system for economical beam forming in a radio communication system

Publications (1)

Publication Number Publication Date
AU2001238646A1 true AU2001238646A1 (en) 2001-09-03

Family

ID=22678204

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001238646A Abandoned AU2001238646A1 (en) 2000-02-24 2001-02-23 Method and system for economical beam forming in a radio communication system

Country Status (3)

Country Link
US (2) US7002902B2 (en)
AU (1) AU2001238646A1 (en)
WO (1) WO2001063779A2 (en)

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US7277679B1 (en) * 2001-09-28 2007-10-02 Arraycomm, Llc Method and apparatus to provide multiple-mode spatial processing to a terminal unit
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KR100913883B1 (en) * 2002-04-19 2009-08-26 삼성전자주식회사 Apparatus and method for calibrating and compensating output signal distortion of smart antenna
GB0212165D0 (en) * 2002-05-27 2002-07-03 Nokia Corp A wireless system
KR100465297B1 (en) * 2002-07-25 2005-01-13 엘지전자 주식회사 signal receiving method of wireless communication system by using array antenna
AU2003268227A1 (en) * 2002-08-28 2004-03-19 Zyray Wireless, Inc. Iterative multi-stage detection technique for a diversity receiver having multiple antenna elements
JP4350491B2 (en) 2002-12-05 2009-10-21 パナソニック株式会社 Wireless communication system, wireless communication method, and wireless communication apparatus
US8185075B2 (en) * 2003-03-17 2012-05-22 Broadcom Corporation System and method for channel bonding in multiple antenna communication systems
US7983355B2 (en) * 2003-07-09 2011-07-19 Broadcom Corporation System and method for RF signal combining and adaptive bit loading for data rate maximization in multi-antenna communication systems
US7822140B2 (en) * 2003-03-17 2010-10-26 Broadcom Corporation Multi-antenna communication systems utilizing RF-based and baseband signal weighting and combining
US7782827B2 (en) * 2003-03-28 2010-08-24 Nortel Networks Limited Method and apparatus for processing multiple common frequency signals through a single cable using circulators
WO2004100432A2 (en) * 2003-05-01 2004-11-18 Zyray Wireless, Inc. Weight generation method for multi-antenna communication systems utilizing rf-based and baseband signal weighting and combining
US8391322B2 (en) 2003-07-09 2013-03-05 Broadcom Corporation Method and system for single weight (SW) antenna system for spatial multiplexing (SM) MIMO system for WCDMA/HSDPA
KR100723804B1 (en) * 2004-12-15 2007-05-31 삼성전자주식회사 Apparatus and Method for Preventing Call Failure in Adaptive Smart Antenna System
US20080007453A1 (en) * 2006-06-12 2008-01-10 Bill Vassilakis Smart antenna array over fiber
US7885689B2 (en) * 2007-06-14 2011-02-08 Alcatel-Lucent Usa Inc. Suppressing interference using beamforming of uplink signals received at multiple base stations
US8325637B2 (en) * 2007-07-31 2012-12-04 Johnson Controls Technology Company Pairing wireless devices of a network using relative gain arrays
US10490892B2 (en) * 2007-12-06 2019-11-26 Spatial Digital Systems, Inc. Satellite ground terminal incorporating a smart antenna that rejects interference
US8274930B2 (en) * 2008-03-10 2012-09-25 Mitsubishi Electric Research Laboratories, Inc. Analog beamforming to reduce interference in WiMAX networks
US20090225728A1 (en) * 2008-03-10 2009-09-10 Zhifeng Tao Analogue Beamforming
US8041313B2 (en) * 2008-04-04 2011-10-18 Futurewei Technologies, Inc. System and method for wireless communications
US8537745B2 (en) * 2008-06-02 2013-09-17 Qualcomm Incorporated Multiplexing arrangements for multiple receive antennas
GB2467771B (en) * 2009-02-13 2011-03-30 Socowave Technologies Ltd Communication system, network element and method for antenna array beam-forming
US9112570B2 (en) * 2011-02-03 2015-08-18 Rf Micro Devices, Inc. Femtocell tunable receiver filtering system
US10684030B2 (en) 2015-03-05 2020-06-16 Honeywell International Inc. Wireless actuator service
EP3298702A1 (en) 2015-06-23 2018-03-28 Huawei Technologies Co., Ltd. Controller, access node and aggregation node in a radio communication network
US9953474B2 (en) 2016-09-02 2018-04-24 Honeywell International Inc. Multi-level security mechanism for accessing a panel
US10832509B1 (en) 2019-05-24 2020-11-10 Ademco Inc. Systems and methods of a doorbell device initiating a state change of an access control device and/or a control panel responsive to two-factor authentication
US10789800B1 (en) 2019-05-24 2020-09-29 Ademco Inc. Systems and methods for authorizing transmission of commands and signals to an access control device or a control panel device
US10693529B1 (en) * 2019-09-30 2020-06-23 Aeroantenna Technology, Inc. Method and apparatus for multiplexing several antenna subsystem signals onto a single RF coaxial cable

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US6134215A (en) * 1996-04-02 2000-10-17 Qualcomm Incorpoated Using orthogonal waveforms to enable multiple transmitters to share a single CDM channel
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Also Published As

Publication number Publication date
US7002902B2 (en) 2006-02-21
US20060104197A1 (en) 2006-05-18
US20020009062A1 (en) 2002-01-24
WO2001063779A2 (en) 2001-08-30
WO2001063779A3 (en) 2002-03-07

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