JP3960799B2 - 無線通信システムにおける閉ループ電力制御 - Google Patents

無線通信システムにおける閉ループ電力制御 Download PDF

Info

Publication number
JP3960799B2
JP3960799B2 JP2001500455A JP2001500455A JP3960799B2 JP 3960799 B2 JP3960799 B2 JP 3960799B2 JP 2001500455 A JP2001500455 A JP 2001500455A JP 2001500455 A JP2001500455 A JP 2001500455A JP 3960799 B2 JP3960799 B2 JP 3960799B2
Authority
JP
Japan
Prior art keywords
power control
station
step size
power
control command
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
JP2001500455A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003501867A5 (enExample
JP2003501867A (ja
Inventor
ティモシー ジェイ ムールスレイ
ベルナルド フント
マシュー ピー ジェイ バーカー
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips NV
Koninklijke Philips Electronics NV
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27255699&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JP3960799(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from GBGB9912289.7A external-priority patent/GB9912289D0/en
Priority claimed from GBGB0011007.2A external-priority patent/GB0011007D0/en
Application filed by Koninklijke Philips NV, Koninklijke Philips Electronics NV filed Critical Koninklijke Philips NV
Publication of JP2003501867A publication Critical patent/JP2003501867A/ja
Publication of JP2003501867A5 publication Critical patent/JP2003501867A5/ja
Application granted granted Critical
Publication of JP3960799B2 publication Critical patent/JP3960799B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

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
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/221—TPC being performed according to specific parameters taking into account previous information or commands using past power control commands
    • 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
    • H04W52/362—Aspects of the step size
    • 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
    • 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
    • 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
    • H04W52/08—Closed loop 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
    • H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2001500455A 1999-05-26 2000-05-19 無線通信システムにおける閉ループ電力制御 Expired - Lifetime JP3960799B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
GBGB9912289.7A GB9912289D0 (en) 1999-05-26 1999-05-26 Radio communication system
GB9912289.7 1999-05-26
GB9915571.5 1999-07-02
GBGB9915571.5A GB9915571D0 (en) 1999-05-26 1999-07-02 Radio communication system
GB0011007.2 2000-05-09
GBGB0011007.2A GB0011007D0 (en) 1999-05-26 2000-05-09 Radio communication sytem
PCT/EP2000/004620 WO2000074261A1 (en) 1999-05-26 2000-05-19 Closed loop power control in a radio communication system

Publications (3)

Publication Number Publication Date
JP2003501867A JP2003501867A (ja) 2003-01-14
JP2003501867A5 JP2003501867A5 (enExample) 2007-04-26
JP3960799B2 true JP3960799B2 (ja) 2007-08-15

Family

ID=27255699

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001500455A Expired - Lifetime JP3960799B2 (ja) 1999-05-26 2000-05-19 無線通信システムにおける閉ループ電力制御

Country Status (6)

Country Link
US (2) US6556838B1 (enExample)
EP (1) EP1101293B1 (enExample)
JP (1) JP3960799B2 (enExample)
CN (1) CN1139199C (enExample)
TW (1) TW493323B (enExample)
WO (1) WO2000074261A1 (enExample)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5574747A (en) * 1995-01-04 1996-11-12 Interdigital Technology Corporation Spread spectrum adaptive power control system and method
WO2000074261A1 (en) * 1999-05-26 2000-12-07 Koninklijke Philips Electronics N.V. Closed loop power control in a radio communication system
GB9927995D0 (en) * 1999-11-27 2000-01-26 Koninkl Philips Electronics Nv Method for conformance testing of radio communication equipment
GB0008020D0 (en) * 2000-03-31 2000-05-17 Koninkl Philips Electronics Nv Radio comunication system
FR2810177B1 (fr) * 2000-06-13 2005-05-06 Cit Alcatel Procede pour le controle de puissance d'emission dans un systeme de radiocommunications mobiles
EP1180854A1 (en) * 2000-08-18 2002-02-20 Lucent Technologies Inc. Power control with smart step size based on channel parameter measurements
JP4048405B2 (ja) * 2000-12-05 2008-02-20 日本電気株式会社 送信電力制御方式及びその方法並びにｃｄｍａ移動体端末
KR100694397B1 (ko) 2001-02-22 2007-03-12 엘지전자 주식회사 업링크 동기식 전송방식을 위한 전용채널의 ｔａｂ 결합방법
EP1436918B1 (en) * 2001-10-20 2010-03-10 Electronics and Telecommunications Research Institute Closed-loop power control apparatus for mobile satellite communication system and method thereof
US7006844B2 (en) * 2002-02-19 2006-02-28 Nokia Corporation Adaptive power control for multicast transmission
FI115742B (fi) * 2002-03-28 2005-06-30 Valtion Teknillinen Tehonsäätömenetelmä ja tietoliikennejärjestelmä
CN1968540B (zh) * 2002-04-03 2015-09-16 日本电气株式会社 蜂窝系统、基站及移动台、以及通信控制方法
JP4423836B2 (ja) * 2002-04-03 2010-03-03 日本電気株式会社 セルラシステム、通信制御方法及び移動局
WO2003096569A1 (en) * 2002-05-09 2003-11-20 Nokia Corporation Multiple level power control command signaling
US7941172B2 (en) * 2002-07-23 2011-05-10 Qualcomm Incorporated History based measured power control response
BR0316590A (pt) * 2002-12-04 2005-10-04 Interdigital Tech Corp Detecção de indicador de qualidade de canais
GB2401734B (en) * 2003-05-14 2007-01-03 Ubinetics Ltd Transmission power steps
US20050221816A1 (en) * 2004-03-31 2005-10-06 Hall Thomas M System for and method of operating a radio station in a broadcast network
EP1775977A4 (en) * 2004-08-05 2011-04-06 Mitsubishi Electric Corp BASIC STATION, MOBILE COMMUNICATION TERMINAL AND PRIMARY CELL SELECTION PROCEDURE
RU2395915C2 (ru) 2005-05-04 2010-07-27 Нокиа Корпорейшн Способ, устройство и компьютерная программа, обеспечивающие сигнализацию о настраиваемых размерах шагов регулирования мощности для высокоскоростного пакетного доступа по восходящей линии связи
CN100373806C (zh) * 2005-11-02 2008-03-05 中兴通讯股份有限公司 高速共享控制信道和高速共享信息信道功率控制实现方法
EP2011249B1 (en) 2006-04-27 2015-12-02 Telefonaktiebolaget L M Ericsson (publ) Method and system of communication
US7986959B2 (en) 2007-02-14 2011-07-26 Qualcomm Incorporated Preamble based uplink power control for LTE
US8676206B2 (en) * 2010-08-13 2014-03-18 Blackberry Limited Handover latency reduction
US9332509B2 (en) 2013-02-10 2016-05-03 Qualcomm Incorporated Transmit power control systems, devices, and methods
CN104717738B (zh) * 2013-12-17 2018-12-14 华为技术有限公司 上行功率同步方法，接入网设备和终端
US20180192366A1 (en) * 2015-07-22 2018-07-05 Telefonaktiebolaget Lm Ericsson (Publ) Inter-cell power coordination for energy efficient cellular network

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5056109A (en) 1989-11-07 1991-10-08 Qualcomm, Inc. Method and apparatus for controlling transmission power in a cdma cellular mobile telephone system
US6088590A (en) * 1993-11-01 2000-07-11 Omnipoint Corporation Method and system for mobile controlled handoff and link maintenance in spread spectrum communication
FI100072B (fi) 1996-01-19 1997-09-15 Nokia Mobile Phones Ltd Menetelmä lähetystehon säätämiseksi sekä radiojärjestelmä
JP3254390B2 (ja) * 1996-10-18 2002-02-04 三菱電機株式会社 送信電力制御装置
US6311070B1 (en) * 1999-03-22 2001-10-30 Nortel Networks Limited Variable step size for power control bits to protect against power overshoot
WO2000074261A1 (en) * 1999-05-26 2000-12-07 Koninklijke Philips Electronics N.V. Closed loop power control in a radio communication system

Also Published As

Publication number Publication date
TW493323B (en) 2002-07-01
EP1101293A1 (en) 2001-05-23
US6826412B2 (en) 2004-11-30
US20030195012A1 (en) 2003-10-16
CN1318230A (zh) 2001-10-17
JP2003501867A (ja) 2003-01-14
WO2000074261A1 (en) 2000-12-07
CN1139199C (zh) 2004-02-18
US6556838B1 (en) 2003-04-29
EP1101293B1 (en) 2010-11-17

Similar Documents

Publication Publication Date Title
JP3960799B2 (ja) 無線通信システムにおける閉ループ電力制御
US8433358B2 (en) Radio communication system
EP0687075B1 (en) Method and apparatus for distributed power control in cellular radio systems
US6931257B2 (en) Fast forward power control during soft handoff
US20070019589A1 (en) Reverse link transmit power control in a wireless communication system
CN101558578A (zh) 提供高速上行链路分组接入的上行链路增益因子的装置、方法和计算机程序产品
KR20020026442A (ko) 라디오 통신 시스템
KR20020026441A (ko) 송신 지국의 출력 전력을 조정하는 라디오 통신 시스템
CN114978268A (zh) 去蜂窝导频长度优化方法及装置
KR100665589B1 (ko) 무선 통신 시스템, 이러한 무선 통신 시스템에서 사용하기 위한 무선 지국, 및 무선 통신 시스템을 동작시키는 방법
EP1864399B1 (en) Method of power control for call migration
JP2002016547A (ja) マクロダイバーシティで送信する基地局の送信電力を調節する方法
US20130195014A1 (en) Apparatus and method for cubic metric estimator in dual-carrier and multi-carrier wireless communication system
CN100397804C (zh) 决定基站传输分集模式的方法及装置
CN104219753A (zh) 上行功控方法、系统及终端

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070202

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070202

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20070202

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070202

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070202

A975 Report on accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A971005

Effective date: 20070228

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20070420

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20070515

R150 Certificate of patent or registration of utility model

Ref document number: 3960799

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110525

Year of fee payment: 4

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110525

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120525

Year of fee payment: 5

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130525

Year of fee payment: 6

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term