WO2009057760A1 - 移動通信システムで使用される基地局及び方法 - Google Patents

移動通信システムで使用される基地局及び方法 Download PDF

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Publication number
WO2009057760A1
WO2009057760A1 PCT/JP2008/069915 JP2008069915W WO2009057760A1 WO 2009057760 A1 WO2009057760 A1 WO 2009057760A1 JP 2008069915 W JP2008069915 W JP 2008069915W WO 2009057760 A1 WO2009057760 A1 WO 2009057760A1
Authority
WO
WIPO (PCT)
Prior art keywords
base station
communication system
mobile communication
radio parameter
method used
Prior art date
Application number
PCT/JP2008/069915
Other languages
English (en)
French (fr)
Inventor
Yoshihisa Kishiyama
Yoshiaki Ofuji
Mamoru Sawahashi
Kenichi Higuchi
Original Assignee
Ntt Docomo, 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 Ntt Docomo, Inc. filed Critical Ntt Docomo, Inc.
Priority to CN200880122480.1A priority Critical patent/CN101911750B/zh
Priority to US12/740,365 priority patent/US20110026417A1/en
Priority to EP08843667A priority patent/EP2217021A1/en
Publication of WO2009057760A1 publication Critical patent/WO2009057760A1/ja

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/225—Calculation of statistics, e.g. average, variance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/242—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account path loss
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
    • H04W52/343—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading taking into account loading or congestion level

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

　移動通信システムで使用される基地局は、セル内のユーザ数、ユーザの分布状況又はトラフィック量の内の１つ以上の統計データを測定する測定手段と、統計データと無線パラメータの所定の対応関係から、測定された現在の統計データに対応する無線パラメータの値を導出する導出手段とを有する。当該基地局に局データとして設定される無線パラメータの値は、導出手段により導出された値に自動的に更新される。
PCT/JP2008/069915 2007-11-02 2008-10-31 移動通信システムで使用される基地局及び方法 WO2009057760A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN200880122480.1A CN101911750B (zh) 2007-11-02 2008-10-31 移动通信系统使用的基站及方法
US12/740,365 US20110026417A1 (en) 2007-11-02 2008-10-31 Base station and method for use in mobile communication system
EP08843667A EP2217021A1 (en) 2007-11-02 2008-10-31 Base station and method used in mobile communication system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-286739 2007-11-02
JP2007286739A JP5252881B2 (ja) 2007-11-02 2007-11-02 移動通信システムで使用される基地局及び方法

Publications (1)

Publication Number Publication Date
WO2009057760A1 true WO2009057760A1 (ja) 2009-05-07

Family

ID=40591140

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/069915 WO2009057760A1 (ja) 2007-11-02 2008-10-31 移動通信システムで使用される基地局及び方法

Country Status (6)

Country Link
US (1) US20110026417A1 (ja)
EP (1) EP2217021A1 (ja)
JP (1) JP5252881B2 (ja)
KR (1) KR20100087340A (ja)
CN (1) CN101911750B (ja)
WO (1) WO2009057760A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010146963A1 (ja) * 2009-06-18 2010-12-23 シャープ株式会社 移動通信システム、基地局装置、移動局装置、および、移動通信方法

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WO2008078195A2 (en) * 2006-12-26 2008-07-03 Dali Systems Co., Ltd. Method and system for baseband predistortion linearization in multi-channel wideband communication systems
US9247547B2 (en) * 2009-10-15 2016-01-26 Qualcomm Incorporated Downlink and uplink resource element mapping for carrier extension
KR101629966B1 (ko) * 2010-01-13 2016-06-21 삼성전자주식회사 통신 시스템에서 에너지 절약 기능을 지원하는 방법 및 장치
JP5352513B2 (ja) 2010-03-31 2013-11-27 株式会社日立製作所 無線通信システム及びハンドオーバー制御方法
JP5544252B2 (ja) * 2010-09-10 2014-07-09 Ｋｄｄｉ株式会社 送信電力制御装置、無線通信システム、及び送信電力制御方法
CN105141513B (zh) 2010-09-14 2018-12-14 大力系统有限公司 操作分布式天线系统的方法和在该系统中进行通信的方法
US9391713B2 (en) 2013-10-14 2016-07-12 Trumpf Laser Gmbh High brightness dense wavelength multiplexing laser
US9306369B2 (en) 2013-11-22 2016-04-05 Trumpf Laser Gmbh Wavelength selective external resonator and beam combining system for dense wavelength beam combining laser
EP3618329A4 (en) * 2017-04-28 2020-04-22 Fujitsu Limited TERMINAL EQUIPMENT, BASE STATION APPARATUS, RADIO COMMUNICATION SYSTEM, AND TERMINAL EQUIPMENT CONTROL METHOD

Citations (5)

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WO1995019687A1 (en) * 1994-01-14 1995-07-20 Nokia Telecommunications Oy Method for allocating channels in a radio system
JPH11150754A (ja) * 1997-11-18 1999-06-02 Yrp Idou Tsushin Kiban Gijutsu Kenkyusho:Kk Ｃｄｍａ移動通信システムにおけるセル構成方法およびｃｄｍａ移動通信システム
JP2962509B1 (ja) * 1998-02-12 1999-10-12 株式会社ワイ・アール・ピー移動通信基盤技術研究所 移動体通信システム、基地局装置、移動局装置および送信電力制御方法
WO2006043588A1 (ja) * 2004-10-19 2006-04-27 Sharp Kabushiki Kaisha 基地局装置、無線通信システムおよび無線送信方法
JP2006211279A (ja) * 2005-01-27 2006-08-10 Sanyo Electric Co Ltd 無線基地局装置、チャネル数制御装置及びチャネル数制御方法

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FI114178B (fi) * 1995-01-09 2004-08-31 Nokia Corp Radiokapasiteetin dynaaminen jakaminen TDMA-järjestelmässä
FR2780593B1 (fr) * 1998-06-26 2000-08-25 Nortel Matra Cellular Procede et dispositif de selection de parametres dans un reseau cellulaire de radiocommunication
WO2002093958A1 (en) * 2001-05-14 2002-11-21 Telefonaktiebolaget Lm Ericsson Method for protecting against overload in a mobile communication network
US7962146B2 (en) * 2005-12-02 2011-06-14 Elefonaktiebolaget L M Ericsson (Publ) Method and apparatus for allocating bandwidth in a wireless communication system
US7738907B2 (en) * 2006-06-20 2010-06-15 Motorola, Inc. Method and apparatus for uplink power control in a frequency division multiple access communication system
US8031688B2 (en) * 2007-06-11 2011-10-04 Samsung Electronics Co., Ltd Partitioning of frequency resources for transmission of control signals and data signals in SC-FDMA communication systems
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Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995019687A1 (en) * 1994-01-14 1995-07-20 Nokia Telecommunications Oy Method for allocating channels in a radio system
JPH11150754A (ja) * 1997-11-18 1999-06-02 Yrp Idou Tsushin Kiban Gijutsu Kenkyusho:Kk Ｃｄｍａ移動通信システムにおけるセル構成方法およびｃｄｍａ移動通信システム
JP2962509B1 (ja) * 1998-02-12 1999-10-12 株式会社ワイ・アール・ピー移動通信基盤技術研究所 移動体通信システム、基地局装置、移動局装置および送信電力制御方法
WO2006043588A1 (ja) * 2004-10-19 2006-04-27 Sharp Kabushiki Kaisha 基地局装置、無線通信システムおよび無線送信方法
JP2006211279A (ja) * 2005-01-27 2006-08-10 Sanyo Electric Co Ltd 無線基地局装置、チャネル数制御装置及びチャネル数制御方法

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010146963A1 (ja) * 2009-06-18 2010-12-23 シャープ株式会社 移動通信システム、基地局装置、移動局装置、および、移動通信方法

Also Published As

Publication number Publication date
JP5252881B2 (ja) 2013-07-31
KR20100087340A (ko) 2010-08-04
CN101911750A (zh) 2010-12-08
US20110026417A1 (en) 2011-02-03
JP2009118016A (ja) 2009-05-28
EP2217021A1 (en) 2010-08-11
CN101911750B (zh) 2013-06-26

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