DE60020471D1 - Verfahren zur Sendeleistungsregelung während des sanften Überreichens in drahtlose Übertragungssystemen - Google Patents

Verfahren zur Sendeleistungsregelung während des sanften Überreichens in drahtlose Übertragungssystemen

Info

Publication number
DE60020471D1
DE60020471D1 DE60020471T DE60020471T DE60020471D1 DE 60020471 D1 DE60020471 D1 DE 60020471D1 DE 60020471 T DE60020471 T DE 60020471T DE 60020471 T DE60020471 T DE 60020471T DE 60020471 D1 DE60020471 D1 DE 60020471D1
Authority
DE
Germany
Prior art keywords
power control
control during
soft handover
during soft
transmission 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 - Fee Related
Application number
DE60020471T
Other languages
English (en)
Other versions
DE60020471T2 (de
Inventor
Raafat Edward Kamel
Martin Howard Meyers
Carl Francis Weaver
Xiao Cheng Wu
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.)
Nokia of America Corp
Original Assignee
Lucent Technologies 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 Lucent Technologies Inc filed Critical Lucent Technologies Inc
Application granted granted Critical
Publication of DE60020471D1 publication Critical patent/DE60020471D1/de
Publication of DE60020471T2 publication Critical patent/DE60020471T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—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. 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
    • H04W52/36—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
DE60020471T 1999-09-15 2000-09-04 Verfahren zur Sendeleistungsregelung während des sanften Überreichens in drahtlose Übertragungssystemen Expired - Fee Related DE60020471T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/396,947 US6628958B1 (en) 1999-09-15 1999-09-15 Method for adjusting the transmit power level during soft handoff in wireless communication systems
US396947 1999-09-15

Publications (2)

Publication Number Publication Date
DE60020471D1 true DE60020471D1 (de) 2005-07-07
DE60020471T2 DE60020471T2 (de) 2006-03-23

Family

ID=23569245

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60020471T Expired - Fee Related DE60020471T2 (de) 1999-09-15 2000-09-04 Verfahren zur Sendeleistungsregelung während des sanften Überreichens in drahtlose Übertragungssystemen

Country Status (6)

Country Link
US (1) US6628958B1 (de)
EP (1) EP1087542B1 (de)
JP (1) JP3737350B2 (de)
KR (1) KR100723106B1 (de)
CA (1) CA2317517A1 (de)
DE (1) DE60020471T2 (de)

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JP4287604B2 (ja) * 2001-08-27 2009-07-01 富士通株式会社 移動体通信システム並びに無線基地局，無線装置及び移動端末
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KR100420914B1 (ko) * 2001-11-28 2004-03-02 한국전자통신연구원 이동국에서의 트래픽 부하 분산 시스템 및 그 방법
KR100645743B1 (ko) * 2001-12-28 2006-11-13 엘지노텔 주식회사 아이엠티-2000 시스템에서의 파워 관리 방법
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US7302266B1 (en) * 2002-10-17 2007-11-27 Sprint Spectrum L.P. Method and system for frequency usage
US7127267B2 (en) * 2002-12-02 2006-10-24 Nortel Networks Limited Enhanced forward link power control during soft hand-off
AU2008200783B2 (en) * 2003-11-21 2010-11-25 Interdigital Technology Corporation Wireless communication method and apparatus for controlling the transmission power of downlink and uplink coded composite transport channels based on discontinuous transmission state values
US7808944B2 (en) 2003-11-21 2010-10-05 Interdigital Technology Corporation Wireless communication method and apparatus for controlling the transmission power of downlink and uplink coded composite transport channels based on discontinuous transmission state values
JP4559240B2 (ja) * 2005-01-13 2010-10-06 株式会社エヌ・ティ・ティ・ドコモ 移動通信システム、無線基地局、無線回線制御局及び電力制御方法
EP2549799A3 (de) * 2005-03-14 2016-07-13 Telefonaktiebolaget LM Ericsson (publ) Verfahren and Vorrichtung für ein verbessertes Handover
US8416745B2 (en) * 2005-08-22 2013-04-09 Qualcomm Incorporated Open-loop power adjustment for CQI repointing based on RL quality indicators
KR100725055B1 (ko) * 2006-07-13 2007-06-08 삼성전자주식회사 이동통신 시스템에서 핸드오프 결정 방법 및 장치
GB2443860B (en) * 2006-10-19 2011-02-16 Vodafone Plc Controlling the use of access points in a telecommunications network
US7787899B1 (en) 2007-03-05 2010-08-31 Sprint Spectrum L.P. Dynamic Adjustment of the pilot-channel, paging-channel, and sync-channel transmission-power levels based on forward-link and reverse-link RF conditions
US8140101B1 (en) * 2007-03-19 2012-03-20 Sprint Spectrum L.P. Dynamic adjustment of forward-link traffic-channel power levels based on forward-link RF conditions
US20130040692A1 (en) * 2011-08-11 2013-02-14 Mediatek, Inc. Method of Heterogeneous Network Mobility
EA036943B1 (ru) * 2011-11-07 2021-01-19 Дали Системз Ко., Лтд. Мягкая передача обслуживания и маршрутизация данных в виртуализованной распределенной антенной системе
WO2015042958A1 (zh) * 2013-09-30 2015-04-02 华为技术有限公司 下行链路控制方法及装置
US20170250927A1 (en) 2013-12-23 2017-08-31 Dali Systems Co. Ltd. Virtual radio access network using software-defined network of remotes and digital multiplexing switches
KR20220102374A (ko) * 2021-01-13 2022-07-20 삼성전자주식회사 전자 장치 및 전자 장치에서 블루투스 통신 기반의 송신 파워 제어 방법

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US5265119A (en) * 1989-11-07 1993-11-23 Qualcomm Incorporated Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system
US5485486A (en) * 1989-11-07 1996-01-16 Qualcomm Incorporated Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system
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TW347616B (en) * 1995-03-31 1998-12-11 Qualcomm Inc Method and apparatus for performing fast power control in a mobile communication system a method and apparatus for controlling transmission power in a mobile communication system is disclosed.
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US5884187A (en) * 1996-03-13 1999-03-16 Ziv; Noam A. Method and apparatus for providing centralized power control administration for a set of base stations
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US6259927B1 (en) * 1997-06-06 2001-07-10 Telefonaktiebolaget Lm Ericsson Transmit power control in a radio communication system
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KR100243425B1 (ko) * 1997-07-10 2000-02-01 곽치영 씨디엠에이 무선가입자망 시스템의 순방향 트래픽 채널 전력제어 방법 및 장치
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US6307849B1 (en) * 1997-09-08 2001-10-23 Qualcomm Incorporated Method and system for changing forward traffic channel power allocation during soft handoff
US6144861A (en) * 1998-04-07 2000-11-07 Telefonaktiebolaget Lm Ericsson Downlink power control in a cellular mobile radio communications system
JP2970653B1 (ja) * 1998-05-27 1999-11-02 日本電気株式会社 スペクトラム拡散通信システムとその基地局
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US6463296B1 (en) 1999-02-16 2002-10-08 Telefonaktiebolaget L M Ericsson (Publ) Power control in a CDMA mobile communications system
US6253085B1 (en) * 1999-05-27 2001-06-26 Qualcomm Incorporated Forward power gain adjustment during a soft handoff operation

Also Published As

Publication number Publication date
KR20010050397A (ko) 2001-06-15
KR100723106B1 (ko) 2007-05-30
EP1087542A2 (de) 2001-03-28
EP1087542B1 (de) 2005-06-01
DE60020471T2 (de) 2006-03-23
EP1087542A3 (de) 2002-11-20
US6628958B1 (en) 2003-09-30
JP3737350B2 (ja) 2006-01-18
JP2001148881A (ja) 2001-05-29
CA2317517A1 (en) 2001-03-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee