FI980780A - Menetelmä ja laite tehon säätöön matkaviestinjärjestelmässä - Google Patents
Menetelmä ja laite tehon säätöön matkaviestinjärjestelmässä Download PDFInfo
- Publication number
- FI980780A FI980780A FI980780A FI980780A FI980780A FI 980780 A FI980780 A FI 980780A FI 980780 A FI980780 A FI 980780A FI 980780 A FI980780 A FI 980780A FI 980780 A FI980780 A FI 980780A
- Authority
- FI
- Finland
- Prior art keywords
- power control
- telecommunication system
- mobile telecommunication
- mobile
- power
- Prior art date
Links
Classifications
-
- 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
- H04W52/14—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. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—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. 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
- H04W52/362—Aspects of the step size
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Transmitters (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI980780A FI114060B (fi) | 1998-04-03 | 1998-04-03 | Menetelmä ja laitteet tehon säätöön matkaviestinjärjestelmässä |
EP99911842A EP1072162B1 (en) | 1998-04-03 | 1999-03-29 | Method and apparatus for power control in a mobile telecommunication system |
JP2000542942A JP3871514B2 (ja) | 1998-04-03 | 1999-03-29 | 移動電気通信システムにおける電力制御のための方法及び装置 |
DE69904711T DE69904711T2 (de) | 1998-04-03 | 1999-03-29 | Verfahren und vorrichtung zur leistungssteuerung in einem mobilen telekommunikationssystem |
BRPI9909387A BRPI9909387B1 (pt) | 1998-04-03 | 1999-03-29 | processo para controlar a potência de transmissão de estação base em um sistema de telecomunicação, e, sistema de estação base |
CN99804689.2A CN1116773C (zh) | 1998-04-03 | 1999-03-29 | 移动通信系统中功率控制方法和设备 |
US09/647,587 US6678531B1 (en) | 1998-04-03 | 1999-03-29 | Method and apparatus for power control in a mobile telecommunication system |
AU30384/99A AU3038499A (en) | 1998-04-03 | 1999-03-29 | Method and apparatus for power control in a mobile telecommunication system |
ES99911842T ES2188145T3 (es) | 1998-04-03 | 1999-03-29 | Metodo y aparato para el control de la potencia en un sistema de telecomunicaciones movil. |
PCT/FI1999/000257 WO1999052310A2 (en) | 1998-04-03 | 1999-03-29 | Method and apparatus for power control in a mobile telecommunication system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI980780A FI114060B (fi) | 1998-04-03 | 1998-04-03 | Menetelmä ja laitteet tehon säätöön matkaviestinjärjestelmässä |
FI980780 | 1998-04-03 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI980780A0 FI980780A0 (fi) | 1998-04-03 |
FI980780A true FI980780A (fi) | 1999-10-04 |
FI114060B FI114060B (fi) | 2004-07-30 |
Family
ID=8551469
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI980780A FI114060B (fi) | 1998-04-03 | 1998-04-03 | Menetelmä ja laitteet tehon säätöön matkaviestinjärjestelmässä |
Country Status (10)
Country | Link |
---|---|
US (1) | US6678531B1 (fi) |
EP (1) | EP1072162B1 (fi) |
JP (1) | JP3871514B2 (fi) |
CN (1) | CN1116773C (fi) |
AU (1) | AU3038499A (fi) |
BR (1) | BRPI9909387B1 (fi) |
DE (1) | DE69904711T2 (fi) |
ES (1) | ES2188145T3 (fi) |
FI (1) | FI114060B (fi) |
WO (1) | WO1999052310A2 (fi) |
Families Citing this family (29)
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 |
US6708041B1 (en) | 1997-12-15 | 2004-03-16 | Telefonaktiebolaget Lm (Publ) | Base station transmit power control in a CDMA cellular telephone system |
US6249683B1 (en) * | 1999-04-08 | 2001-06-19 | Qualcomm Incorporated | Forward link power control of multiple data streams transmitted to a mobile station using a common power control channel |
GB9908518D0 (en) * | 1999-04-14 | 1999-06-09 | Nokia Telecommunications Oy | Method for controlling transmission power |
US6628957B1 (en) * | 1999-07-16 | 2003-09-30 | Lucent Technologies Inc. | Synchronization of transmit power level settings for soft-handoff in wireless systems by the use of level constraints |
JP3380505B2 (ja) * | 1999-12-28 | 2003-02-24 | 松下電器産業株式会社 | 基地局装置および送信電力制御方法 |
EP1117192A1 (en) * | 2000-01-14 | 2001-07-18 | Alcatel | CDMA network for transmitting simultaneously different TPC commands to several base transmission stations |
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 |
US6781973B1 (en) | 2000-03-30 | 2004-08-24 | Matsushita Electric Industrial Co., Ltd. | Combined signaling and sir inner-loop power control |
GB0008021D0 (en) * | 2000-03-31 | 2000-05-17 | Koninkl Philips Electronics Nv | Radio communication system |
FR2809252B1 (fr) * | 2000-05-17 | 2003-10-03 | Cit Alcatel | Procede d'ajustement de puissance d'emission par des stations de base transmettant en macro-diversite |
US8099122B1 (en) | 2000-06-05 | 2012-01-17 | Qualcomm Incorporated | Method and apparatus for improved forward link power control while in soft handoff |
JP3473555B2 (ja) * | 2000-06-30 | 2003-12-08 | 日本電気株式会社 | 送信電力制御方式、制御方法及び基地局、制御局並びに記録媒体 |
GB0022633D0 (en) * | 2000-09-15 | 2000-11-01 | Koninkl Philips Electronics Nv | Secondary station and method of operating the station |
US6594499B1 (en) | 2000-09-25 | 2003-07-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Downlink power control in a cellular telecommunications network |
US6718180B1 (en) | 2000-10-24 | 2004-04-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Power level convergence in a communications system |
JP2002217751A (ja) * | 2001-01-22 | 2002-08-02 | Fujitsu Ltd | 電力制御装置及び電力制御方法 |
US6970716B2 (en) | 2001-02-22 | 2005-11-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Power control for downlink shared channel in radio access telecommunications network |
WO2002071645A2 (en) * | 2001-03-02 | 2002-09-12 | Telefonaktiebolaget Lm Ericsson | Power offset reduction algorithm during soft handoff for fast forward power control |
US6975880B2 (en) * | 2001-04-02 | 2005-12-13 | Qualcomm, Incorporated | Forward link power control of multiple data streams transmitted to a mobile station using a common power control channel |
DE10243149A1 (de) * | 2002-09-17 | 2004-03-18 | Siemens Ag | Verfahren zur Funkdatenübertragung, Teilnehmerstation und Basisstation |
JP4099086B2 (ja) * | 2003-02-28 | 2008-06-11 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信システム、無線制御装置、基地局及び送信電力制御方法 |
AU2003221237A1 (en) * | 2003-03-28 | 2004-10-18 | Utstarcom (China) Co, Ltd. | A method for determining reference power in the downlink power balance technology in the case of soft hand-off |
US7433460B2 (en) * | 2003-04-30 | 2008-10-07 | Lucent Technologies Inc. | Methods of controlling link quality and transmit power in communication networks |
FR2854533B1 (fr) * | 2003-04-30 | 2005-09-30 | France Telecom | Dispositif et procede de controle de charge avec controle de puissance |
US20060223447A1 (en) * | 2005-03-31 | 2006-10-05 | Ali Masoomzadeh-Fard | Adaptive down bias to power changes for controlling random walk |
DK2011249T3 (en) | 2006-04-27 | 2016-03-07 | Ericsson Telefon Ab L M | METHOD AND SYSTEM OF COMMUNICATION |
EP2747493A4 (en) * | 2011-08-16 | 2015-07-08 | Fujitsu Ltd | POWER CONTROL METHOD, BASE STATION AND TERMINAL EQUIPMENT |
Family Cites Families (16)
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 |
US5485486A (en) * | 1989-11-07 | 1996-01-16 | Qualcomm Incorporated | Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system |
ZA948134B (en) | 1993-10-28 | 1995-06-13 | Quaqlcomm Inc | Method and apparatus for performing handoff between sectors of a common base station |
US5383219A (en) * | 1993-11-22 | 1995-01-17 | Qualcomm Incorporated | Fast forward link power control in a code division multiple access system |
US5634195A (en) | 1995-03-27 | 1997-05-27 | Telefonaktiebolaget Lm Ericsson | System and method for setting of output power parameters in a cellular mobile telecommunication system |
US5689815A (en) * | 1995-05-04 | 1997-11-18 | Oki Telecom, Inc. | Saturation prevention system for radio telephone with open and closed loop power control systems |
US6046990A (en) * | 1995-11-15 | 2000-04-04 | Ericsson, Inc. | High-penetration transmission method for a radiocommunication system |
FI100072B (fi) | 1996-01-19 | 1997-09-15 | Nokia Mobile Phones Ltd | Menetelmä lähetystehon säätämiseksi sekä radiojärjestelmä |
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 |
FI103555B (fi) * | 1996-06-17 | 1999-07-15 | Nokia Mobile Phones Ltd | Lähetystehon säätö langattomassa pakettidatasiirrossa |
JP2839014B2 (ja) | 1996-07-05 | 1998-12-16 | 日本電気株式会社 | 符号分割多重方式セルラシステムの送信電力制御方法 |
US6067446A (en) * | 1996-07-11 | 2000-05-23 | Telefonaktiebolaget Lm Ericsson | Power presetting in a radio communication system |
US5893035A (en) | 1996-09-16 | 1999-04-06 | Qualcomm Incorporated | Centralized forward link power control |
EP0856955A3 (en) | 1997-01-29 | 2000-09-06 | YRP Mobile Telecommunications Key Technology Research Laboratories Co., Ltd. | CDMA power control system |
US6085108A (en) * | 1997-12-15 | 2000-07-04 | Telefonaktiebolaget Lm Ericsson | Modified downlink power control during macrodiversity |
US6304562B1 (en) | 1997-06-26 | 2001-10-16 | Samsung Electronics Co., Ltd. | Asymmetric forward power control in a CDMA communication |
-
1998
- 1998-04-03 FI FI980780A patent/FI114060B/fi active
-
1999
- 1999-03-29 DE DE69904711T patent/DE69904711T2/de not_active Expired - Lifetime
- 1999-03-29 EP EP99911842A patent/EP1072162B1/en not_active Expired - Lifetime
- 1999-03-29 US US09/647,587 patent/US6678531B1/en not_active Expired - Lifetime
- 1999-03-29 BR BRPI9909387A patent/BRPI9909387B1/pt active IP Right Grant
- 1999-03-29 WO PCT/FI1999/000257 patent/WO1999052310A2/en active IP Right Grant
- 1999-03-29 ES ES99911842T patent/ES2188145T3/es not_active Expired - Lifetime
- 1999-03-29 CN CN99804689.2A patent/CN1116773C/zh not_active Expired - Lifetime
- 1999-03-29 JP JP2000542942A patent/JP3871514B2/ja not_active Expired - Lifetime
- 1999-03-29 AU AU30384/99A patent/AU3038499A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
EP1072162A2 (en) | 2001-01-31 |
WO1999052310A3 (en) | 1999-12-16 |
WO1999052310A2 (en) | 1999-10-14 |
ES2188145T3 (es) | 2003-06-16 |
CN1116773C (zh) | 2003-07-30 |
BR9909387A (pt) | 2000-12-05 |
US6678531B1 (en) | 2004-01-13 |
FI980780A0 (fi) | 1998-04-03 |
CN1295771A (zh) | 2001-05-16 |
EP1072162B1 (en) | 2003-01-02 |
AU3038499A (en) | 1999-10-25 |
DE69904711T2 (de) | 2003-09-18 |
FI114060B (fi) | 2004-07-30 |
BRPI9909387B1 (pt) | 2016-10-25 |
DE69904711D1 (de) | 2003-02-06 |
JP2002511675A (ja) | 2002-04-16 |
JP3871514B2 (ja) | 2007-01-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Transfer of assignment of patent |
Owner name: QUALCOMM INCORPORATED Free format text: QUALCOMM INCORPORATED |