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WO2009019751A1 - 無線基地局の送信電力制御方法及び無線基地局 - Google Patents

無線基地局の送信電力制御方法及び無線基地局 Download PDF

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Publication number
WO2009019751A1
WO2009019751A1 PCT/JP2007/065288 JP2007065288W WO2009019751A1 WO 2009019751 A1 WO2009019751 A1 WO 2009019751A1 JP 2007065288 W JP2007065288 W JP 2007065288W WO 2009019751 A1 WO2009019751 A1 WO 2009019751A1
Authority
WO
WIPO (PCT)
Prior art keywords
base station
wireless base
transmission power
range
transmission
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.)
Ceased
Application number
PCT/JP2007/065288
Other languages
English (en)
French (fr)
Inventor
Kohei Iseda
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to KR1020107002007A priority Critical patent/KR101181626B1/ko
Priority to EP07791961A priority patent/EP2178225A4/en
Priority to JP2009526278A priority patent/JP5035343B2/ja
Priority to CN2007801001353A priority patent/CN101772906B/zh
Priority to PCT/JP2007/065288 priority patent/WO2009019751A1/ja
Publication of WO2009019751A1 publication Critical patent/WO2009019751A1/ja
Priority to US12/694,756 priority patent/US8335535B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/26—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service]
    • H04W52/267—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service] taking into account the information rate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/143—Downlink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [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
    • H04W52/247—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters where the output power of a terminal is based on a path parameter sent by another terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/26—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service]
    • H04W52/262—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service] taking into account adaptive modulation and coding [AMC] scheme
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [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
    • H04W52/346—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading distributing total power among users or channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/36—Transmission power control [TPC] using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
    • H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)

Abstract

　本発明は、無線基地局（２）と無線端末（３）との間の通信のスループット向上を図ることを目的とする。そのため、本発明の無線基地局（２）は、選択する送信方式の変わらない範囲に属する信号品質情報に対応する複数の無線端末（３）のうち、前記範囲の下限を超え、かつ、前記範囲の上限よりも小さい第１の閾値未満の信号品質情報に対応する第１の無線端末（３）の送信電力を前記送信方式の変わらない範囲で減少制御し、前記第１の閾値以上の信号品質情報に対応する第２の無線端末（３）の送信電力をより伝送効率の良い送信方式が選択されるように増加制御する。
PCT/JP2007/065288 2007-08-03 2007-08-03 無線基地局の送信電力制御方法及び無線基地局 Ceased WO2009019751A1 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1020107002007A KR101181626B1 (ko) 2007-08-03 2007-08-03 무선 기지국의 송신 전력 제어 방법 및 무선 기지국
EP07791961A EP2178225A4 (en) 2007-08-03 2007-08-03 METHOD FOR REGULATING THE TRANSMISSION FOR A WIRELESS BASE STATION AND WIRELESS BASE STATION
JP2009526278A JP5035343B2 (ja) 2007-08-03 2007-08-03 無線基地局の送信電力制御方法及び無線基地局
CN2007801001353A CN101772906B (zh) 2007-08-03 2007-08-03 无线基站的发送功率控制方法以及无线基站
PCT/JP2007/065288 WO2009019751A1 (ja) 2007-08-03 2007-08-03 無線基地局の送信電力制御方法及び無線基地局
US12/694,756 US8335535B2 (en) 2007-08-03 2010-01-27 Method for controlling transmission power in wireless base station and wireless base station

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/065288 WO2009019751A1 (ja) 2007-08-03 2007-08-03 無線基地局の送信電力制御方法及び無線基地局

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/694,756 Continuation US8335535B2 (en) 2007-08-03 2010-01-27 Method for controlling transmission power in wireless base station and wireless base station

Publications (1)

Publication Number Publication Date
WO2009019751A1 true WO2009019751A1 (ja) 2009-02-12

Family

ID=40340999

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/065288 Ceased WO2009019751A1 (ja) 2007-08-03 2007-08-03 無線基地局の送信電力制御方法及び無線基地局

Country Status (6)

Country Link
US (1) US8335535B2 (ja)
EP (1) EP2178225A4 (ja)
JP (1) JP5035343B2 (ja)
KR (1) KR101181626B1 (ja)
CN (1) CN101772906B (ja)
WO (1) WO2009019751A1 (ja)

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CN102598840A (zh) * 2009-11-02 2012-07-18 株式会社日立制作所 具有中继装置的无线通信系统及中继终端选择方法
JP2013527631A (ja) * 2009-07-06 2013-06-27 アップル インコーポレイテッド パワー共有による基地局とリモート端末との間のダウンリンク通信の最適化
JP2020205504A (ja) * 2019-06-14 2020-12-24 国立研究開発法人宇宙航空研究開発機構 通信装置、通信方法、及びプログラム

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BRPI0823203A2 (pt) * 2008-10-27 2015-06-23 Siemens Sas Metodo de roteamento de dados entre pelo menos um veículo guiado e uma rede no solo.
KR20120018266A (ko) 2010-08-20 2012-03-02 삼성전자주식회사 직교 주파수 분할 다중 접속 방법을 사용하는 무선 통신 시스템에서 기지국의 전력 증폭기 소모 전력 제어 방법 및 장치
CN107070996B (zh) * 2010-12-09 2020-04-24 领特贝特林共有限责任两合公司 通信系统中功率提升的方法、系统和调制解调器
US9185660B2 (en) * 2011-04-21 2015-11-10 Mediatek Inc. Power adaptation apparatus and power adaptation method for controlling uplink/downlink power
US8837640B2 (en) * 2011-10-21 2014-09-16 Itron, Inc. Multiple protocol receiver
EP2584709B1 (en) * 2011-10-21 2017-12-13 Itron Global SARL Multiple protocol receiver
US9197467B2 (en) 2011-10-21 2015-11-24 Itron, Inc. Multiple protocol receiver
US8774742B2 (en) * 2012-01-18 2014-07-08 Qualcomm Incorporated High efficiency transmitter
GB2502108B (en) * 2012-05-16 2014-10-15 Canon Kk Reception quality assessment
US9107168B2 (en) * 2012-09-19 2015-08-11 Qualcomm Incorporated Methods and apparatuses for preemptive battery voltage management in multi-SIM mobile devices
US9197166B2 (en) 2012-09-26 2015-11-24 Apple Inc. Increasing power amplifier linearity to facilitate in-device coexistence between wireless communication technologies
EP3255938B1 (en) * 2012-09-26 2022-08-24 Apple Inc. Transmission power modulation to facilitate in-device coexistence between wireless communication technologies
US9900844B2 (en) 2014-01-13 2018-02-20 Samsung Electronics Co., Ltd. Uplink transmissions for dual connectivity
JPWO2016021093A1 (ja) * 2014-08-07 2017-05-18 日本電気株式会社 無線通信システム、制御装置、基地局、情報送信方法及び情報受信方法
KR102606781B1 (ko) * 2016-09-02 2023-11-27 삼성전자 주식회사 무선 통신 시스템에서 효율적인 데이터 송수신 방법 및 장치
WO2019163583A1 (ja) * 2018-02-21 2019-08-29 パナソニックＩｐマネジメント株式会社 制御システム、制御プログラム、制御方法、及び制御システムに用いられる発信機

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JP2004129241A (ja) 2002-09-30 2004-04-22 Lucent Technol Inc Ｏｆｄｍａシステムにおける電力割振りおよび速度制御の方法
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JP2006050615A (ja) 2004-07-30 2006-02-16 Kyocera Corp 通信システム
JP2006101345A (ja) * 2004-09-30 2006-04-13 Kyocera Corp 通信システム、通信装置及び送信方法制御方法
JP2006237897A (ja) * 2005-02-23 2006-09-07 Ntt Docomo Inc 送信局、移動通信システムおよび送信電力制御方法
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013527631A (ja) * 2009-07-06 2013-06-27 アップル インコーポレイテッド パワー共有による基地局とリモート端末との間のダウンリンク通信の最適化
CN102598840A (zh) * 2009-11-02 2012-07-18 株式会社日立制作所 具有中继装置的无线通信系统及中继终端选择方法
JP2020205504A (ja) * 2019-06-14 2020-12-24 国立研究開発法人宇宙航空研究開発機構 通信装置、通信方法、及びプログラム
JP7285553B2 (ja) 2019-06-14 2023-06-02 国立研究開発法人宇宙航空研究開発機構 通信装置、通信方法、及びプログラム

Also Published As

Publication number Publication date
EP2178225A4 (en) 2012-12-26
KR101181626B1 (ko) 2012-09-10
JP5035343B2 (ja) 2012-09-26
EP2178225A1 (en) 2010-04-21
CN101772906B (zh) 2013-06-05
KR20100032442A (ko) 2010-03-25
CN101772906A (zh) 2010-07-07
US20100130245A1 (en) 2010-05-27
JPWO2009019751A1 (ja) 2010-10-28
US8335535B2 (en) 2012-12-18

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