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CN1759544A - 软切换情况下下行功率平衡技术中参考功率的确定方法 - Google Patents

软切换情况下下行功率平衡技术中参考功率的确定方法 Download PDF

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Publication number
CN1759544A
CN1759544A CNA038262010A CN03826201A CN1759544A CN 1759544 A CN1759544 A CN 1759544A CN A038262010 A CNA038262010 A CN A038262010A CN 03826201 A CN03826201 A CN 03826201A CN 1759544 A CN1759544 A CN 1759544A
Authority
CN
China
Prior art keywords
node
downlink
power
soft handover
rnc
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.)
Granted
Application number
CNA038262010A
Other languages
English (en)
Other versions
CN100372258C (zh
Inventor
刘晟
赵柏峻
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.)
UTStarcom China Co Ltd
Original Assignee
UTStarcom China Co 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 UTStarcom China Co Ltd filed Critical UTStarcom China Co Ltd
Publication of CN1759544A publication Critical patent/CN1759544A/zh
Application granted granted Critical
Publication of CN100372258C publication Critical patent/CN100372258C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related 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]
    • H04W52/06—TPC algorithms
    • H04W52/12—Outer and inner loops
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/16—Performing reselection for specific purposes
    • H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection
    • 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
    • H04W52/386—TPC being performed in particular situations centralized, e.g. when the radio network controller or equivalent takes part in the 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]
    • H04W52/38—TPC being performed in particular situations
    • H04W52/40—TPC being performed in particular situations during macro-diversity or soft handoff
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/12—Access point controller devices

Landscapes

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

Abstract

本发明公开了一种确定软切换情况中下行链路参考功率的方法，包括如下步骤：第一步骤，其中无线网络控制器RNC从参与一个用户设备UE软切换的多个节点B获得发射码功率并且获得用于反映相对路径损耗大小的测量参数；以及第二步骤，其中RNC利用所获得的结果在该UE当前的总接收功率保持不变的条件下确定第i个节点B向UE分配的下行链路参考功率。本发明还公开了相应的确定软切换情况中下行链路参考功率的装置。

Description

PCT国内申请，说明书已公开。

Claims (18)

  1. PCT国内申请，权利要求书已公开。
CNB038262010A 2003-03-28 2003-03-28 软切换情况下下行功率平衡技术中参考功率的确定方法 Expired - Fee Related CN100372258C (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2003/000226 WO2004086650A1 (fr) 2003-03-28 2003-03-28 Procede de determination de la puissance de reference dans la technologie d'equilibre des puissances de liaisons descendantes en cas de transfert en douceur

Publications (2)

Publication Number Publication Date
CN1759544A true CN1759544A (zh) 2006-04-12
CN100372258C CN100372258C (zh) 2008-02-27

Family

ID=33035127

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB038262010A Expired - Fee Related CN100372258C (zh) 2003-03-28 2003-03-28 软切换情况下下行功率平衡技术中参考功率的确定方法

Country Status (3)

Country Link
CN (1) CN100372258C (zh)
AU (1) AU2003221237A1 (zh)
WO (1) WO2004086650A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100426696C (zh) * 2005-01-30 2008-10-15 中兴通讯股份有限公司 一种宏分集状态下的下行链路功率平衡方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5586170A (en) * 1994-08-19 1996-12-17 Georgia Tech Research Corporation Cellular devices, systems and methods using intercell macro-diversity and dynamic channel allocation
JP3352593B2 (ja) * 1996-05-22 2002-12-03 株式会社エヌ・ティ・ティ・ドコモ 移動通信システムおよび移動通信システムにおけるソフトハンドオーバ中送信電力制御方法
US5926747A (en) * 1996-09-05 1999-07-20 Airnet Communications Corp. Method and apparatus for dynamically optimizing the forward-link transmit power of a broadband multi-carrier radio signal
US6104933A (en) * 1997-06-23 2000-08-15 Telefonaktiebolaget Lm Ericsson Method and apparatus for control of base stations in macro diversity radio systems
CA2264125C (en) * 1998-03-03 2003-05-06 Nec Corporation Method of controlling transmission power in a cellular type mobile communication system
FI114060B (fi) * 1998-04-03 2004-07-30 Nokia Corp Menetelmä ja laitteet tehon säätöön matkaviestinjärjestelmässä
US6351650B1 (en) * 1999-01-28 2002-02-26 Qualcomm Incorporated System and method for forward link power balancing in a wireless communication system
US6553016B1 (en) * 1999-12-20 2003-04-22 Telfonaktiebolaget Lm Ericsson (Publ) Downlink power control at soft handover
US6823193B1 (en) * 2000-02-28 2004-11-23 Telefonaktiebolaget Lm Ericsson (Publ) Downlink transmit power synchronization during diversity communication with a mobile station
US6473624B1 (en) * 2000-03-21 2002-10-29 Telefonaktiebolaget Lm Ericsson (Publ) Determining a reference power level for diversity handover base stations

Also Published As

Publication number Publication date
AU2003221237A1 (en) 2004-10-18
WO2004086650A1 (fr) 2004-10-07
CN100372258C (zh) 2008-02-27

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080227

Termination date: 20120328