DE60205151D1 - Verbesserung der Steuerung der Übertragungsleistung in CDMA basierten Mobilkommunikationssystemen - Google Patents

Verbesserung der Steuerung der Übertragungsleistung in CDMA basierten Mobilkommunikationssystemen

Info

Publication number
DE60205151D1
DE60205151D1 DE60205151T DE60205151T DE60205151D1 DE 60205151 D1 DE60205151 D1 DE 60205151D1 DE 60205151 T DE60205151 T DE 60205151T DE 60205151 T DE60205151 T DE 60205151T DE 60205151 D1 DE60205151 D1 DE 60205151D1
Authority
DE
Germany
Prior art keywords
improvement
mobile communication
power control
transmission power
communication systems
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
DE60205151T
Other languages
English (en)
Inventor
Nahoko Takano
Kojiro Hamabe
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE60205151D1 publication Critical patent/DE60205151D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • 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
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
    • 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
    • H04W52/38—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
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/12—Access point controller devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W92/00—Interfaces specially adapted for wireless communication networks
    • H04W92/04—Interfaces between hierarchically different network devices
    • H04W92/12—Interfaces between hierarchically different network devices between access points and access point controllers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
DE60205151T 2001-03-14 2002-03-14 Verbesserung der Steuerung der Übertragungsleistung in CDMA basierten Mobilkommunikationssystemen Expired - Lifetime DE60205151D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001071369A JP3543773B2 (ja) 2001-03-14 2001-03-14 セルラシステム、基地局制御装置、移動局及びそれらに用いる送信電力制御方法

Publications (1)

Publication Number Publication Date
DE60205151D1 true DE60205151D1 (de) 2005-09-01

Family

ID=18929101

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60205151T Expired - Lifetime DE60205151D1 (de) 2001-03-14 2002-03-14 Verbesserung der Steuerung der Übertragungsleistung in CDMA basierten Mobilkommunikationssystemen

Country Status (6)

Country Link
US (1) US6842616B2 (de)
EP (2) EP1414261B1 (de)
JP (1) JP3543773B2 (de)
KR (1) KR100734452B1 (de)
CN (1) CN1254122C (de)
DE (1) DE60205151D1 (de)

Families Citing this family (24)

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US7400901B2 (en) 2001-11-19 2008-07-15 At&T Corp. WLAN having load balancing based on access point loading
US7406319B2 (en) 2001-11-19 2008-07-29 At&T Corp. WLAN having load balancing by access point admission/termination
WO2003047176A1 (en) * 2001-11-28 2003-06-05 Motorola, Inc. System and method of communication between multiple point-coordinated wireless networks
US7280842B2 (en) * 2001-12-17 2007-10-09 Marvell International Ltd. Wireless communication device and method for communicating in site selection diversity mode
US7215929B2 (en) * 2002-10-08 2007-05-08 Nokia Corporation Method and apparatus for maintaining desired link quality when no data is transmitted on transport channels having quality targets
US7515883B1 (en) * 2002-12-16 2009-04-07 Marvell D.S.P.C. Ltd. Wireless communication device and method for communicating in site selection diversity mode
GB2402021A (en) * 2003-05-19 2004-11-24 Nec Corp Rate control method and apparatus for data packet transmission from a mobile phone to a base station
JP4367044B2 (ja) * 2003-07-23 2009-11-18 日本電気株式会社 通信システムおよび送信電力制御方法
GB0326365D0 (en) * 2003-11-12 2003-12-17 Koninkl Philips Electronics Nv A radio communication system,a method of operating a communication system,and a mobile station
JP2005167460A (ja) * 2003-12-01 2005-06-23 Matsushita Electric Ind Co Ltd 無線ネットワークに接続可能な電子装置および無線ネットワークシステム
US7079843B2 (en) * 2003-12-23 2006-07-18 Interdigital Technology Corporation Method and apparatus for supporting a soft handoff by establishing a cell set used to facilitate antenna beam mode transitions in a mobile station
JP4318595B2 (ja) * 2004-06-16 2009-08-26 富士通株式会社 移動端末
CN101002405B (zh) * 2004-08-11 2012-05-30 日本电气株式会社 能够进行高精度接收质量测量的导频信号发射方法和无线电通信系统
US7929968B2 (en) * 2004-10-15 2011-04-19 Meshnetworks, Inc. System and method to facilitate inter-frequency handoff of mobile terminals in a wireless communication network
AU2006200038A1 (en) * 2005-03-09 2006-09-28 Nec Australia Pty Ltd Measuring received signal quality
JP4642582B2 (ja) * 2005-07-27 2011-03-02 富士通株式会社 移動通信システムおよび無線基地局、移動局
US9467950B2 (en) * 2006-02-14 2016-10-11 Alcatel Lucent Method for adjusting forward link power control parameters based on forward link quality feedback in wireless network
US8509147B1 (en) * 2009-02-27 2013-08-13 Sprint Communications Company L.P. Wireless communication device registration with multiple base stations
JP5397114B2 (ja) 2009-09-15 2014-01-22 富士通株式会社 無線端末、無線基地局及び無線通信システムにおける通信方法
KR20110088111A (ko) * 2010-01-28 2011-08-03 엘지전자 주식회사 위치 기반 정보 제공 장치 및 방법
US8370690B1 (en) * 2010-04-28 2013-02-05 Sprint Communications Company L.P. Custom defined call quality versus battery life
KR20120070385A (ko) * 2010-12-21 2012-06-29 삼성전자주식회사 에너지 효율을 위한 이동 통신망 제어 장치 및 방법
KR102297167B1 (ko) * 2015-03-18 2021-09-01 에스케이플래닛 주식회사 위치 측정이 이루어지는 단말 및 그 동작 방법
WO2018037512A1 (ja) * 2016-08-24 2018-03-01 富士通株式会社 制御装置、端末装置、および、制御方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6157668A (en) * 1993-10-28 2000-12-05 Qualcomm Inc. Method and apparatus for reducing the average transmit power of a base station
US5577022A (en) * 1994-11-22 1996-11-19 Qualcomm Incorporated Pilot signal searching technique for a cellular communications system
US6341224B1 (en) 1996-06-27 2002-01-22 Ntt Mobile Communications Network, Inc. Power controller for mobile communication system wherein a signal to interference threshold is dynamically moved based on an error rate measurement
GB2337386B (en) * 1996-09-09 2001-04-04 Dennis J Dupray Location of a mobile station
US6396867B1 (en) * 1997-04-25 2002-05-28 Qualcomm Incorporated Method and apparatus for forward link power control
KR100214293B1 (ko) * 1997-05-29 1999-08-02 윤종용 Cdma 셀룰라 시스템에서의 소프트 스왑 핸드오프 방법
US6141555A (en) * 1997-06-09 2000-10-31 Nec Corporation Cellular communication system, and mobile and base stations used in the same
JP2991185B2 (ja) 1997-06-09 1999-12-20 日本電気株式会社 セルラ通信システム、及びそれに用いられる移動機と基地局
JP3147850B2 (ja) * 1998-03-26 2001-03-19 日本電気株式会社 移動通信システム及びその通信制御方法並びにそれに使用する基地局及び移動局
JPH11355204A (ja) 1998-06-04 1999-12-24 Nec Corp Ｃｄｍａ移動通信システム及びｃｄｍａ移動通信システムにおける送信電力制御方法
JP3358565B2 (ja) 1998-11-02 2002-12-24 日本電気株式会社 送信電力制御方法、送信電力制御装置、移動局、基地局及び制御局
JP3817955B2 (ja) 1999-03-02 2006-09-06 Ｋｄｄｉ株式会社 セルラーシステム送信電力制御方法
KR100381036B1 (ko) * 1999-12-21 2003-04-21 주식회사 하이닉스반도체 역방향 파일롯 채널을 이용한 아이에스-2000 시스템의핸드오프방법
US6647261B1 (en) * 2000-07-20 2003-11-11 Koninklijke Philips Electronics N.V. Idle handoff method taking into account critical system jobs
US6721571B2 (en) * 2000-12-15 2004-04-13 Nortel Networks Ltd. Wireless network infrastructure in that digital processing resources are shared

Also Published As

Publication number Publication date
EP1246372A3 (de) 2002-10-09
KR100734452B1 (ko) 2007-07-03
KR20020073309A (ko) 2002-09-23
EP1414261B1 (de) 2013-06-12
EP1246372B1 (de) 2005-07-27
EP1414261A3 (de) 2004-05-12
EP1246372A2 (de) 2002-10-02
CN1375998A (zh) 2002-10-23
US6842616B2 (en) 2005-01-11
EP1414261A2 (de) 2004-04-28
JP2002271264A (ja) 2002-09-20
CN1254122C (zh) 2006-04-26
US20020132621A1 (en) 2002-09-19
JP3543773B2 (ja) 2004-07-21

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