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ATE333767T1 - Vermeidung von zellgrenzen beim weiterreichen in einem zellularen system mit intelligenten antennen - Google Patents

Vermeidung von zellgrenzen beim weiterreichen in einem zellularen system mit intelligenten antennen

Info

Publication number
ATE333767T1
ATE333767T1 AT99965698T AT99965698T ATE333767T1 AT E333767 T1 ATE333767 T1 AT E333767T1 AT 99965698 T AT99965698 T AT 99965698T AT 99965698 T AT99965698 T AT 99965698T AT E333767 T1 ATE333767 T1 AT E333767T1
Authority
AT
Austria
Prior art keywords
antenna
sector
signal strength
smart antenna
strength measurements
Prior art date
Application number
AT99965698T
Other languages
English (en)
Inventor
Sylvain Labonte
Michel Desgagne
Pat Minichiello
Gopichand Kongara
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE333767T1 publication Critical patent/ATE333767T1/de

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
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
    • H04W36/00837—Determination of triggering parameters for hand-off
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
    • H04W36/0085—Hand-off measurements
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Support Of Aerials (AREA)
  • Transceivers (AREA)
AT99965698T 1999-02-26 1999-12-28 Vermeidung von zellgrenzen beim weiterreichen in einem zellularen system mit intelligenten antennen ATE333767T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12178899P 1999-02-26 1999-02-26
US09/282,114 US6259918B1 (en) 1999-02-26 1999-03-31 Preservation of cell borders at hand-off within a smart antenna cellular system

Publications (1)

Publication Number Publication Date
ATE333767T1 true ATE333767T1 (de) 2006-08-15

Family

ID=26819803

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99965698T ATE333767T1 (de) 1999-02-26 1999-12-28 Vermeidung von zellgrenzen beim weiterreichen in einem zellularen system mit intelligenten antennen

Country Status (9)

Country Link
US (1) US6259918B1 (de)
EP (1) EP1159849B1 (de)
JP (1) JP4417569B2 (de)
AT (1) ATE333767T1 (de)
AU (1) AU2138300A (de)
BR (1) BR9917156A (de)
CA (1) CA2364777C (de)
DE (1) DE69932458T2 (de)
WO (1) WO2000051389A1 (de)

Families Citing this family (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6609012B1 (en) * 1998-08-24 2003-08-19 Telefonaktiebolaget Lm Ericsson Mobile terminal initiated and assisted antenna selection
JP3950602B2 (ja) * 1999-12-06 2007-08-01 株式会社日立コミュニケーションテクノロジー 移動通信システム、ハンドオーバ制御装置およびそのハンドオーバ方法
US7031266B1 (en) * 2000-02-25 2006-04-18 Cisco Technology, Inc. Method and system for configuring wireless routers and networks
US6405470B1 (en) * 2000-06-14 2002-06-18 Travis R. Strahan Firearm safety lock
US7295509B2 (en) 2000-09-13 2007-11-13 Qualcomm, Incorporated Signaling method in an OFDM multiple access system
US9130810B2 (en) 2000-09-13 2015-09-08 Qualcomm Incorporated OFDM communications methods and apparatus
JP3829051B2 (ja) * 2000-09-19 2006-10-04 株式会社日立コミュニケーションテクノロジー ハンドオーバの制御方法、基地局制御装置および移動体端末
US6470195B1 (en) * 2000-10-31 2002-10-22 Raytheon Company Method and apparatus for modeling a smart antenna in a network planning tool
GB0031841D0 (en) 2000-12-29 2001-02-14 Nokia Networks Oy Interference power estimation for adaptive antenna system
GB0031834D0 (en) * 2000-12-29 2001-02-14 Nokia Networks Oy Parameter estimation for adaptive antenna system
GB0130687D0 (en) * 2001-12-21 2002-02-06 Nokia Corp Parameter estimation for adaptive antenna system
US20030153312A1 (en) * 2002-02-08 2003-08-14 Institute For Information Industry Integrated smart local wireless spread spectrum communication system
JP2003244054A (ja) * 2002-02-21 2003-08-29 Ntt Docomo Inc 送信制御装置及び送信制御方法
JP2004201137A (ja) * 2002-12-19 2004-07-15 Ntt Docomo Inc 指向性ビーム通信システム、指向性ビーム通信方法、基地局及び制御装置
WO2004093336A1 (en) 2003-02-24 2004-10-28 Autocell Laboratories, Inc. System and method for power adjustment in a wireless network.
US7869822B2 (en) 2003-02-24 2011-01-11 Autocell Laboratories, Inc. Wireless network apparatus and system field of the invention
IL155828A0 (en) * 2003-05-09 2003-12-23 Zion Hadad Handoff system and method
US20050070285A1 (en) * 2003-09-29 2005-03-31 Telefonaktiebolaget Lm Ericsson (Publ) Handover for use with adaptive antennas
FR2861231A1 (fr) * 2003-10-20 2005-04-22 Thomson Licensing Sa Methode de communication dans un reseau de communication sans fil
US9148256B2 (en) 2004-07-21 2015-09-29 Qualcomm Incorporated Performance based rank prediction for MIMO design
US9137822B2 (en) 2004-07-21 2015-09-15 Qualcomm Incorporated Efficient signaling over access channel
US9246560B2 (en) 2005-03-10 2016-01-26 Qualcomm Incorporated Systems and methods for beamforming and rate control in a multi-input multi-output communication systems
US9154211B2 (en) 2005-03-11 2015-10-06 Qualcomm Incorporated Systems and methods for beamforming feedback in multi antenna communication systems
US9461859B2 (en) 2005-03-17 2016-10-04 Qualcomm Incorporated Pilot signal transmission for an orthogonal frequency division wireless communication system
US9520972B2 (en) 2005-03-17 2016-12-13 Qualcomm Incorporated Pilot signal transmission for an orthogonal frequency division wireless communication system
US9143305B2 (en) 2005-03-17 2015-09-22 Qualcomm Incorporated Pilot signal transmission for an orthogonal frequency division wireless communication system
US9184870B2 (en) 2005-04-01 2015-11-10 Qualcomm Incorporated Systems and methods for control channel signaling
US9408220B2 (en) 2005-04-19 2016-08-02 Qualcomm Incorporated Channel quality reporting for adaptive sectorization
US9036538B2 (en) 2005-04-19 2015-05-19 Qualcomm Incorporated Frequency hopping design for single carrier FDMA systems
US8565194B2 (en) 2005-10-27 2013-10-22 Qualcomm Incorporated Puncturing signaling channel for a wireless communication system
US9179319B2 (en) 2005-06-16 2015-11-03 Qualcomm Incorporated Adaptive sectorization in cellular systems
US8885628B2 (en) 2005-08-08 2014-11-11 Qualcomm Incorporated Code division multiplexing in a single-carrier frequency division multiple access system
US9209956B2 (en) 2005-08-22 2015-12-08 Qualcomm Incorporated Segment sensitive scheduling
US20070041457A1 (en) 2005-08-22 2007-02-22 Tamer Kadous Method and apparatus for providing antenna diversity in a wireless communication system
US9136974B2 (en) 2005-08-30 2015-09-15 Qualcomm Incorporated Precoding and SDMA support
US9225416B2 (en) 2005-10-27 2015-12-29 Qualcomm Incorporated Varied signaling channels for a reverse link in a wireless communication system
US9088384B2 (en) 2005-10-27 2015-07-21 Qualcomm Incorporated Pilot symbol transmission in wireless communication systems
US9210651B2 (en) 2005-10-27 2015-12-08 Qualcomm Incorporated Method and apparatus for bootstraping information in a communication system
US9144060B2 (en) 2005-10-27 2015-09-22 Qualcomm Incorporated Resource allocation for shared signaling channels
US9225488B2 (en) 2005-10-27 2015-12-29 Qualcomm Incorporated Shared signaling channel
US9172453B2 (en) 2005-10-27 2015-10-27 Qualcomm Incorporated Method and apparatus for pre-coding frequency division duplexing system
US8411616B2 (en) 2005-11-03 2013-04-02 Piccata Fund Limited Liability Company Pre-scan for wireless channel selection
EP1997336B1 (de) * 2006-03-13 2013-11-06 Telefonaktiebolaget LM Ericsson (publ) Schmalstrahl-handover
DE102006020423B3 (de) * 2006-04-25 2007-10-25 Atmel Germany Gmbh Verfahren sowie Schaltungsanordnung zur Feldstärkebestimmung
JP4657197B2 (ja) 2006-12-19 2011-03-23 富士通株式会社 無線通信接続先選択方法および装置
US8320328B2 (en) * 2007-03-19 2012-11-27 Qualcomm Incorporated Channel dependent credit accumulation for mobile handover
US8326303B2 (en) * 2009-07-09 2012-12-04 Alcatel Lucent Method of determining wireless hand off parameters
DE102010036948B4 (de) * 2010-08-11 2016-02-25 Intel Deutschland Gmbh Kommunikationsanordnung
BR112013013382B1 (pt) * 2010-11-30 2022-01-11 Blackberry Limited Método em um dispositivo de telecomunicações celular sem fio, dispositivo de telecomunicações celular sem fio e meio de armazenamento que pode ser lido em computador
EP2730123B1 (de) 2011-07-07 2019-11-27 Telefonaktiebolaget LM Ericsson (publ) Handover-entscheidung in einer bedienenden basisstation basierend auf ersten und zweiten arten von mobilitätsmechanismen
US9100840B2 (en) 2012-06-21 2015-08-04 Cable Television Laboratories, Inc. Efficient adaptable wireless network system with agile beamforming
US20140080474A1 (en) * 2012-09-19 2014-03-20 Qualcomm Incorporated Base station identity confirm and reconfirm procedure
US9516563B2 (en) * 2013-01-21 2016-12-06 Intel Corporation Apparatus, system and method of handover of a beamformed link
US9913178B2 (en) * 2013-03-10 2018-03-06 Lg Electronics Inc. Method for performing channel switch in network converging plurality of communication systems and apparatus for same
WO2016003335A1 (en) * 2014-07-02 2016-01-07 Telefonaktiebolaget L M Ericsson (Publ) Method and network node for calibrating uplink measurements to offset beamforming of neighbouring nodes
EP3165022B1 (de) * 2014-07-02 2020-06-03 Telefonaktiebolaget LM Ericsson (publ) Netzwerkknoten und verfahren zum treffen einer mobilitätsentscheidung unter berücksichtigung der strahlformungsfähigkeiten der benachbarten knoten
US9826436B2 (en) 2014-09-29 2017-11-21 At&T Intellectual Property I, L.P. Facilitation of mobility management across various radio technologies
US10117144B2 (en) * 2014-11-26 2018-10-30 Qualcomm Incorporated Techniques for managing inter-radio access technology handovers for high gain user equipment
BR112017016299A2 (pt) * 2015-02-02 2018-03-27 Ericsson Telefon Ab L M ?método para utilizar informação de feixe de antena, nó de rede, programa de computador, e, produto de programa de computador?.
US11606732B1 (en) 2021-09-08 2023-03-14 T-Mobile Usa, Inc. Coverage improvement for 5G new radio wireless communication network, such as for over-shooting cells
US12089069B1 (en) 2021-09-08 2024-09-10 T-Mobile Usa, Inc. Coverage improvement for 5G new radio wireless communication network to automatically adjust cell properties to improve coverage and capacity
US11800382B1 (en) 2021-09-08 2023-10-24 T-Mobile Usa, Inc. Coverage improvement for 5G new radio wireless communication network

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4881082A (en) 1988-03-03 1989-11-14 Motorola, Inc. Antenna beam boundary detector for preliminary handoff determination
US5276907A (en) 1991-01-07 1994-01-04 Motorola Inc. Method and apparatus for dynamic distribution of a communication channel load in a cellular radio communication system
DE69431581T2 (de) 1993-08-12 2003-03-06 Nortel Networks Ltd., St.Laurent Antennenanordnung für Basisstation
GB2281011B (en) 1993-08-12 1998-04-08 Northern Telecom Ltd Base station antenna arrangement
GB2281010B (en) 1993-08-12 1998-04-15 Northern Telecom Ltd Base station antenna arrangement
ZA948134B (en) 1993-10-28 1995-06-13 Quaqlcomm Inc Method and apparatus for performing handoff between sectors of a common base station
JP2556279B2 (ja) 1993-12-14 1996-11-20 日本電気株式会社 移動通信システムの無線回線制御方式
AU689908B2 (en) 1994-06-23 1998-04-09 Telefonaktiebolaget Lm Ericsson (Publ) Intra-cell handover with antenna arrays
US5508707A (en) 1994-09-28 1996-04-16 U S West Technologies, Inc. Method for determining position by obtaining directional information from spatial division multiple access (SDMA)-equipped and non-SDMA-equipped base stations
FI105515B (fi) 1995-05-24 2000-08-31 Nokia Networks Oy Menetelmä kanavanvaihdon nopeuttamiseksi sekä solukkoradiojärjestelmä
GB9510861D0 (en) 1995-05-30 1995-07-26 Hong Kong Telecom Csl Limited Handover arrangements for digital cellular telephone networks
JP2739850B2 (ja) 1995-10-11 1998-04-15 日本電気株式会社 移動体通信システム
US6044249A (en) 1996-11-12 2000-03-28 Motorola, Inc. Method for determining handover margins in a cellular communication system
US5966661A (en) * 1996-12-18 1999-10-12 Nortel Networks Corporation Method and apparatus for a radiotelephone system optimized for cell boundary coverage reliability
US6119010A (en) * 1998-10-13 2000-09-12 Motorola, Inc. Method and apparatus for adjusting channel powers in a wireless communication system based on a predicted mobile location

Also Published As

Publication number Publication date
JP2002538696A (ja) 2002-11-12
EP1159849B1 (de) 2006-07-19
US6259918B1 (en) 2001-07-10
DE69932458D1 (de) 2006-08-31
JP4417569B2 (ja) 2010-02-17
AU2138300A (en) 2000-09-14
BR9917156A (pt) 2002-11-26
WO2000051389A1 (en) 2000-08-31
DE69932458T2 (de) 2007-02-22
CA2364777C (en) 2009-10-06
EP1159849A1 (de) 2001-12-05
CA2364777A1 (en) 2000-08-31

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