CN1168234C - 发射功率控制方法及系统 - Google Patents

发射功率控制方法及系统 Download PDF

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Publication number
CN1168234C
CN1168234C CNB018051383A CN01805138A CN1168234C CN 1168234 C CN1168234 C CN 1168234C CN B018051383 A CNB018051383 A CN B018051383A CN 01805138 A CN01805138 A CN 01805138A CN 1168234 C CN1168234 C CN 1168234C
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CN
China
Prior art keywords
sir
power control
target sir
base station
power
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.)
Expired - Lifetime
Application number
CNB018051383A
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English (en)
Chinese (zh)
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CN1401164A (zh
Inventor
伊东克俊
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Sony Corp
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Sony Corp
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Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of CN1401164A publication Critical patent/CN1401164A/zh
Application granted granted Critical
Publication of CN1168234C publication Critical patent/CN1168234C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • 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]
    • H04W52/06—TPC algorithms
    • H04W52/12—Outer and inner loops
    • 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
    • H04W52/20—TPC being performed according to specific parameters using error rate
    • 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
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/225—Calculation of statistics, e.g. average or variance
    • 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
    • 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
    • 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]
    • H04W52/38—TPC being performed in particular situations
    • H04W52/50—TPC being performed in particular situations at the moment of starting communication in a multiple access environment
    • 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]
    • H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
    • H04W52/60—Signalisation aspects of the TPC commands, e.g. frame structure using different transmission rates for TPC commands

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
CNB018051383A 2000-12-18 2001-12-18 发射功率控制方法及系统 Expired - Lifetime CN1168234C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000383514A JP2002185398A (ja) 2000-12-18 2000-12-18 送信電力制御方法およびシステム
JP383514/2000 2000-12-18

Publications (2)

Publication Number Publication Date
CN1401164A CN1401164A (zh) 2003-03-05
CN1168234C true CN1168234C (zh) 2004-09-22

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNB018051383A Expired - Lifetime CN1168234C (zh) 2000-12-18 2001-12-18 发射功率控制方法及系统

Country Status (5)

Country Link
US (1) US7050760B2 (enExample)
EP (1) EP1248388A4 (enExample)
JP (1) JP2002185398A (enExample)
CN (1) CN1168234C (enExample)
WO (1) WO2002051040A1 (enExample)

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CN100566213C (zh) * 2003-01-31 2009-12-02 日本电气株式会社 用于发送功率控制的目标值控制方法及使用该方法的基站控制设备和移动台
JP4230288B2 (ja) 2003-06-13 2009-02-25 富士通株式会社 送信電力制御方法及び移動局
WO2004114551A1 (ja) * 2003-06-19 2004-12-29 Fujitsu Limited 送信電力制御方法及び装置
JP4259239B2 (ja) * 2003-09-10 2009-04-30 日本電気株式会社 同期判定回路
EP1684437B1 (en) * 2003-12-01 2014-05-14 Panasonic Corporation Reception device and reception method
US7599702B2 (en) * 2003-12-23 2009-10-06 Telefonaktiebolaget Lm Ericsson (Publ) SIR estimates for non-scheduled mobile terminals
US7197327B2 (en) * 2004-03-10 2007-03-27 Interdigital Technology Corporation Adjustment of target signal-to-interference in outer loop power control for wireless communication systems
US8599972B2 (en) 2004-06-16 2013-12-03 Telefonaktiebolaget L M Ericsson (Publ) SIR estimation in a wireless receiver
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US20060223446A1 (en) * 2005-03-29 2006-10-05 Francis Dominique Methods of detecting mobile stations not following power control commands
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US8150447B2 (en) * 2006-12-21 2012-04-03 Telefonaktiebolaget Lm Ericsson (Publ) Multi mode outer loop power control in a wireless network
US8396511B2 (en) * 2007-02-28 2013-03-12 Samsung Electronics Co., Ltd. Apparatus and method for determining an uplink transmission format in a broadband wireless communication system
JP5145852B2 (ja) * 2007-10-15 2013-02-20 日本電気株式会社 係数決定装置、無線通信システム、係数決定方法及び係数決定プログラム
US8395986B2 (en) * 2007-12-20 2013-03-12 Intel Mobile Communications GmbH Transmitter and receiver
JP4785899B2 (ja) * 2008-09-05 2011-10-05 富士通株式会社 送信電力制御方法
JP5459307B2 (ja) * 2009-02-23 2014-04-02 富士通株式会社 無線通信装置および送信電力制御方法
JP5251712B2 (ja) * 2009-05-01 2013-07-31 日本電気株式会社 送信電力制御装置、送信電力制御方法及びプログラム
JP5324499B2 (ja) * 2010-03-05 2013-10-23 Ｋｄｄｉ株式会社 無線品質の変動に基づいて送信機の送信電力を制御する受信機、プログラム及び方法
EP2641435B1 (en) * 2010-11-17 2016-08-17 Telefonaktiebolaget LM Ericsson (publ) Methods and devices for power control
US20130072250A1 (en) * 2011-03-30 2013-03-21 Qualcomm Incorporated Outage based outer loop power control for wireless communications systems
US9456422B2 (en) 2011-04-21 2016-09-27 Qualcomm Incorporated Method and apparatus for calibrating transmit power of a FEMTO node
US9750030B2 (en) * 2011-08-03 2017-08-29 Qualcomm Incorporated Enhanced downlink rate adaptation for LTE heterogeneous network base stations
JP6111765B2 (ja) * 2013-03-18 2017-04-12 富士通株式会社 基地局装置及び送信電力決定方法
US9578605B2 (en) 2013-09-27 2017-02-21 Parallel Wireless, Inc. Adjusting transmit power across a network
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Also Published As

Publication number Publication date
JP2002185398A (ja) 2002-06-28
US20030031135A1 (en) 2003-02-13
EP1248388A1 (en) 2002-10-09
WO2002051040A1 (en) 2002-06-27
EP1248388A4 (en) 2009-01-28
US7050760B2 (en) 2006-05-23
CN1401164A (zh) 2003-03-05

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Granted publication date: 20040922