AU2001268940A1 - Method for controlling the formation of a downlink beam - Google Patents

Method for controlling the formation of a downlink beam

Info

Publication number
AU2001268940A1
AU2001268940A1 AU2001268940A AU6894001A AU2001268940A1 AU 2001268940 A1 AU2001268940 A1 AU 2001268940A1 AU 2001268940 A AU2001268940 A AU 2001268940A AU 6894001 A AU6894001 A AU 6894001A AU 2001268940 A1 AU2001268940 A1 AU 2001268940A1
Authority
AU
Australia
Prior art keywords
formation
controlling
downlink beam
downlink
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
AU2001268940A
Inventor
Christopher Brunner
Alexander Seeger
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of AU2001268940A1 publication Critical patent/AU2001268940A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H04B7/0615—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 of weighted versions of same signal
    • 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
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/28—Cell structures using beam steering
    • 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
    • H04B7/0615—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 of weighted versions of same signal
    • H04B7/0617—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 of weighted versions of same signal for beam forming
AU2001268940A 2000-05-25 2001-05-22 Method for controlling the formation of a downlink beam Abandoned AU2001268940A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10025987 2000-05-25
DE10025987A DE10025987C2 (en) 2000-05-25 2000-05-25 Method of controlling downlink beamforming
PCT/DE2001/001970 WO2001091325A1 (en) 2000-05-25 2001-05-22 Method for controlling the formation of a downlink beam

Publications (1)

Publication Number Publication Date
AU2001268940A1 true AU2001268940A1 (en) 2001-12-03

Family

ID=7643575

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001268940A Abandoned AU2001268940A1 (en) 2000-05-25 2001-05-22 Method for controlling the formation of a downlink beam

Country Status (6)

Country Link
US (1) US7039368B2 (en)
EP (1) EP1284055B1 (en)
KR (1) KR100767129B1 (en)
AU (1) AU2001268940A1 (en)
DE (2) DE10025987C2 (en)
WO (1) WO2001091325A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2237379C2 (en) * 2002-02-08 2004-09-27 Самсунг Электроникс Method and device for shaping directivity pattern of base-station adaptive antenna array
US7372911B1 (en) * 2002-06-28 2008-05-13 Arraycomm, Llc Beam forming and transmit diversity in a multiple array radio communications system
US20040008648A1 (en) * 2002-07-11 2004-01-15 Schmidl Timothy M. Diversity decisions for downlink antenna transmission
JP4289854B2 (en) * 2002-09-20 2009-07-01 京セラ株式会社 Radio base apparatus, mobile terminal apparatus, reference signal control method, and reference signal control program
US7057555B2 (en) * 2002-11-27 2006-06-06 Cisco Technology, Inc. Wireless LAN with distributed access points for space management
FI20030777A0 (en) * 2003-05-22 2003-05-22 Nokia Corp Determination of order of transmission diversity and transmission branches
US7054664B2 (en) * 2003-10-30 2006-05-30 Lucent Technologies Inc. Method and apparatus for providing user specific downlink beamforming in a fixed beam network
US20080267142A1 (en) * 2004-06-18 2008-10-30 Stellaris Ltd. Distributed Antenna Wlan Access-Point System and Method
EP1760978A4 (en) * 2004-07-30 2012-01-04 Panasonic Corp Radio communication device and radio communication method
US20100284294A1 (en) * 2008-01-03 2010-11-11 France Telecom Communication by return pathway from a terminal to a transmitter for reducing in particular interference between beams from the transmitter
JP4730677B1 (en) * 2011-01-27 2011-07-20 日本電気株式会社 Information processing apparatus, information processing method, and information processing program
US10587329B2 (en) * 2017-09-22 2020-03-10 Qualcomm Incorporated Transmit antenna diversity in radio front end architectures

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE514000C2 (en) * 1992-04-29 2000-12-11 Telia Ab Method and apparatus for reducing fading between base station and mobile units
JPH08195703A (en) * 1995-01-17 1996-07-30 Toshiba Corp Radio communication equipment
IT1285217B1 (en) 1996-07-04 1998-06-03 Italtel Spa METHOD FOR THE AUTOMATIC SELECTION OF A BEAM AMONG THOSE FORMED BY A MULTI BEAM ANTENNA, PARTICULARLY FOR MOBILE RADIO SYSTEMS
US6122260A (en) * 1996-12-16 2000-09-19 Civil Telecommunications, Inc. Smart antenna CDMA wireless communication system
FI106669B (en) * 1997-08-20 2001-03-15 Nokia Networks Oy Broadcasting procedure and radio system
FI980035A (en) * 1998-01-09 1999-07-10 Nokia Networks Oy A method for directing an antenna beam and a transceiver
DE19803188B4 (en) * 1998-01-28 2006-04-20 Siemens Ag Method and base station for data transmission in a radio communication system
US6989797B2 (en) * 1998-09-21 2006-01-24 Ipr Licensing, Inc. Adaptive antenna for use in wireless communication systems
JP3641961B2 (en) * 1999-02-01 2005-04-27 株式会社日立製作所 Wireless communication device using adaptive array antenna
US6489923B1 (en) * 1999-09-16 2002-12-03 Nortel Networks Limited Position location method and apparatus for a mobile telecommunications system
US7039441B1 (en) * 1999-10-19 2006-05-02 Kathrein-Werke Kg High speed fixed wireless voice/data systems and methods

Also Published As

Publication number Publication date
US20040082299A1 (en) 2004-04-29
KR20030003757A (en) 2003-01-10
US7039368B2 (en) 2006-05-02
EP1284055A1 (en) 2003-02-19
WO2001091325A1 (en) 2001-11-29
EP1284055B1 (en) 2005-08-17
DE10025987C2 (en) 2002-04-04
DE10025987A1 (en) 2001-12-20
KR100767129B1 (en) 2007-10-15
DE50107123D1 (en) 2005-09-22

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