TW200419977A - Outer loop transmit power control using channel-adaptive processing - Google Patents

Outer loop transmit power control using channel-adaptive processing

Info

Publication number
TW200419977A
TW200419977A TW092127570A TW92127570A TW200419977A TW 200419977 A TW200419977 A TW 200419977A TW 092127570 A TW092127570 A TW 092127570A TW 92127570 A TW92127570 A TW 92127570A TW 200419977 A TW200419977 A TW 200419977A
Authority
TW
Taiwan
Prior art keywords
outer loop
transmit power
communication
loop transmit
static
Prior art date
Application number
TW092127570A
Other languages
English (en)
Other versions
TWI255102B (en
Inventor
Donald Grieco
Chang-Soo Koo
Sung-Hyuk Shin
Ariela Zeira
Original Assignee
Interdigital Tech 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 Interdigital Tech Corp filed Critical Interdigital Tech Corp
Publication of TW200419977A publication Critical patent/TW200419977A/zh
Application granted granted Critical
Publication of TWI255102B publication Critical patent/TWI255102B/zh

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
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/228—TPC being performed according to specific parameters taking into account previous information or commands using past power values or information
    • 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
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • 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
    • H04W52/06—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
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/146—Uplink 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
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/225—Calculation of statistics, e.g. average, variance

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
TW092127570A 2001-09-20 2002-05-09 Outer loop transmit power control using channel-adaptive processing TWI255102B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US32354101P 2001-09-20 2001-09-20
US10/036,118 US6622024B2 (en) 2001-09-20 2001-12-26 Outer loop transmit power control using channel-adaptive processing

Publications (2)

Publication Number Publication Date
TW200419977A true TW200419977A (en) 2004-10-01
TWI255102B TWI255102B (en) 2006-05-11

Family

ID=26712819

Family Applications (5)

Application Number Title Priority Date Filing Date
TW092127570A TWI255102B (en) 2001-09-20 2002-05-09 Outer loop transmit power control using channel-adaptive processing
TW091109728A TWI231663B (en) 2001-09-20 2002-05-09 A system and method for controlling outer loop transmission power in a speed spectrum time division communication system
TW094116186A TWI271945B (en) 2001-09-20 2002-05-09 Outer loop transmit power control using channel-adaptive processing
TW095133376A TWI324863B (en) 2001-09-20 2002-05-09 Outer loop transmit power control using channel-adaptive processing
TW098102140A TWI405422B (zh) 2001-09-20 2002-05-09 使用頻道適應性處理之外環傳送功率控制

Family Applications After (4)

Application Number Title Priority Date Filing Date
TW091109728A TWI231663B (en) 2001-09-20 2002-05-09 A system and method for controlling outer loop transmission power in a speed spectrum time division communication system
TW094116186A TWI271945B (en) 2001-09-20 2002-05-09 Outer loop transmit power control using channel-adaptive processing
TW095133376A TWI324863B (en) 2001-09-20 2002-05-09 Outer loop transmit power control using channel-adaptive processing
TW098102140A TWI405422B (zh) 2001-09-20 2002-05-09 使用頻道適應性處理之外環傳送功率控制

Country Status (9)

Country Link
US (3) US6622024B2 (zh)
EP (2) EP2503718A1 (zh)
JP (1) JP3936700B2 (zh)
CN (1) CN100474799C (zh)
CA (1) CA2460793C (zh)
MX (1) MXPA04002611A (zh)
NO (1) NO20041536L (zh)
TW (5) TWI255102B (zh)
WO (1) WO2003026176A1 (zh)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7006842B2 (en) * 2000-02-03 2006-02-28 Motorola, Inc. Communication system transmit power control method
US7010316B2 (en) * 2001-09-28 2006-03-07 Qualcomm Incorporated Method and apparatus for multi-channel reverse link outer-loop power control
DE60127138T2 (de) * 2001-11-12 2007-11-22 Lucent Technologies Inc. Regelung der Sendeleistung in einem CDMA-basierten System
JP4025979B2 (ja) * 2002-04-24 2007-12-26 日本電気株式会社 Ｃｄｍａ移動通信方式における送信電力制御方法および無線基地局とｃｄｍａ通信システム
US7751843B2 (en) * 2002-07-29 2010-07-06 Qualcomm Incorporated Reducing interference with a multiple format channel in a communication system
US7133689B2 (en) * 2002-09-12 2006-11-07 Interdigital Technology Corporation Method and system for adjusting downlink outer loop power to control target SIR
KR101060464B1 (ko) * 2002-09-23 2011-08-29 텔레폰악티에볼라겟엘엠에릭슨(펍) 이동 무선 시스템에 있어서의 전력 제어 장치 및 방법
EP1401118B1 (en) * 2002-09-23 2006-04-05 Telefonaktiebolaget LM Ericsson (publ) Method and apparatus for power control in a mobile radio system
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
US6907010B2 (en) * 2002-10-11 2005-06-14 Interdigital Technology Corporation Dynamic radio link adaptation for interference in cellular systems
MY151625A (en) 2002-11-26 2014-06-30 Interdigital Tech Corp Outer loop power control for wireless communication systems
US7054282B2 (en) * 2002-11-27 2006-05-30 Motorola, Inc. Method and apparatus for power control on a discontinuous transmission channel in a CDMA system
US7702350B2 (en) * 2002-12-06 2010-04-20 Qualcomm Incorporated Fast converging power control for wireless communication systems
WO2004086649A1 (en) * 2003-03-24 2004-10-07 Research In Motion Limited Method and system for power control during the traffic channel initialization period in a cdma network
BRPI0406619A (pt) * 2003-07-30 2006-05-23 Interdigital Tech Corp método de controle de potência de circuito externo para atender exigências de qualidade de todos os canais de transporte em um canal de transporte composto codificado
US7647063B2 (en) * 2003-10-17 2010-01-12 Telefonaktiebolaget L M Ericsson (Publ) Method and system for outer loop power control
CA2546170A1 (en) * 2003-11-17 2005-06-02 Interdigital Technology Corporation Method access point and wtru for controlling transmission power levels of uplink/downlink communication in a wireless communication system
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
KR100547798B1 (ko) * 2003-12-01 2006-01-31 삼성전자주식회사 광대역 무선 접속 통신 시스템에서 동기를 잃어버림에따른 단말기의 파워 세이브 방법
US7664519B2 (en) * 2003-12-30 2010-02-16 Qualcomm Incorporated Power control for multiple transport channels in a wireless communication system
US7197327B2 (en) * 2004-03-10 2007-03-27 Interdigital Technology Corporation Adjustment of target signal-to-interference in outer loop power control for wireless communication systems
US7071866B2 (en) * 2004-03-26 2006-07-04 Northrop Grumman Corporation 2-d range hopping spread spectrum encoder/decoder system for RF tags
US7907910B2 (en) * 2004-08-02 2011-03-15 Intel Corporation Method and apparatus to vary power level of training signal
US7343155B2 (en) * 2004-10-15 2008-03-11 Spreadtrum Communications Corporation Maximum ratio combining of channel estimation for joint detection in TD-SCDMA systems
KR100585792B1 (ko) * 2005-01-19 2006-06-07 엘지전자 주식회사 이동통신시스템의 ｗｉｎｄ-ｕｐ 전력 제어 방법
US7519382B2 (en) * 2005-03-31 2009-04-14 Alcatel-Lucent Usa Inc. Method of power control for call migration
EP1917732A2 (en) * 2005-08-05 2008-05-07 Nokia Corporation Power control for gated uplink control channel
US7609981B2 (en) * 2005-09-07 2009-10-27 Alcatel-Lucent Usa Inc. Deliberate signal degradation for optimizing receiver control loops
CN101026388B (zh) * 2007-01-31 2010-05-19 威盛电子股份有限公司 无线通信系统的信道存储长度选择方法及装置
US8213979B1 (en) 2007-08-15 2012-07-03 Sprint Spectrum L.P. Method and system for forward link and/or reverse link power control
US8265681B2 (en) * 2007-09-12 2012-09-11 Telefonaktiebolaget Lm Ericsson (Publ) Outer loop transmit power control in wireless communication systems
JP4937155B2 (ja) 2008-02-08 2012-05-23 株式会社エヌ・ティ・ティ・ドコモ 移動通信方法、移動通信システム及び無線基地局
US20100022209A1 (en) * 2008-07-25 2010-01-28 Motorola, Inc Method and apparatus for reducing peak current variation in a radio
US8571485B2 (en) * 2008-10-15 2013-10-29 Elektrobit System Test Oy Data collection and simulation
JP5254083B2 (ja) * 2009-03-06 2013-08-07 富士通株式会社 無線通信装置
EP2239984B1 (en) * 2009-04-07 2012-09-05 ST-Ericsson SA Process for improving the determination of the sir target in a outer loop power control mechanism of a umts ue
CN103037519A (zh) * 2011-10-10 2013-04-10 中兴通讯股份有限公司 多接入点校准方法及装置
US9379842B2 (en) 2013-10-30 2016-06-28 Telefonaktiebolaget Lm Ericsson (Publ) Outer-loop adjustment for wireless communication link adaptation
US10003433B2 (en) 2014-11-14 2018-06-19 Telefonaktiebolaget L M Ericsson (Publ) Statistical model based control signal outer-loop adjustment

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE467332B (sv) * 1990-06-21 1992-06-29 Ericsson Telefon Ab L M Foerfarande foer effektreglering i ett digitalt mobiltelefonisystem
US5480883A (en) * 1991-05-10 1996-01-02 Rhone-Poulenc Rorer Pharmaceuticals Inc. Bis mono- and bicyclic aryl and heteroaryl compounds which inhibit EGF and/or PDGF receptor tyrosine kinase
US5305468A (en) * 1992-03-18 1994-04-19 Motorola, Inc. Power control method for use in a communication system
FI96554C (fi) 1993-02-05 1996-07-10 Nokia Mobile Phones Ltd Aikajakoinen solukkoradiopuhelinjärjestelmä ja radiopuhelin sitä varten
DE59408295D1 (de) * 1993-03-19 1999-07-01 Siemens Ag Verfahren zur Sendeleistungsregelung einer Mobilstation in einem zellularen Mobilfunknetz
US5515365A (en) 1994-10-03 1996-05-07 Motorola, Inc. Method and apparatus for reducing interference in a time division duplex communication system
JPH09312604A (ja) * 1996-05-21 1997-12-02 Oki Electric Ind Co Ltd 間欠送信制御装置
US6075974A (en) * 1996-11-20 2000-06-13 Qualcomm Inc. Method and apparatus for adjusting thresholds and measurements of received signals by anticipating power control commands yet to be executed
US6396867B1 (en) * 1997-04-25 2002-05-28 Qualcomm Incorporated Method and apparatus for forward link power control
US5982760A (en) * 1997-06-20 1999-11-09 Qualcomm Inc. Method and apparatus for power adaptation control in closed-loop communications
JPH11275035A (ja) 1998-01-26 1999-10-08 Matsushita Electric Ind Co Ltd 移動局通信装置、基地局通信装置及び無線通信システム
KR100259283B1 (ko) * 1998-02-10 2000-07-01 서평원 이동통신 시스템에서의 전력제어 방법
KR100294043B1 (ko) * 1998-04-14 2001-07-12 윤종용 개인휴대통신코드분할다중접속시스템에서순방향전력제어성능향상을위한파라미터검축시스템및방법
US6449463B1 (en) * 1998-10-29 2002-09-10 Qualcomm, Incorporated Variable loop gain in double loop power control systems
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
US6151328A (en) 1998-12-31 2000-11-21 Lg Information & Communications Ltd. Apparatus and method for controlling power in code division multiple access system
US6373823B1 (en) * 1999-01-28 2002-04-16 Qualcomm Incorporated Method and apparatus for controlling transmission power in a potentially transmission gated or capped communication system
JP3620781B2 (ja) 1999-02-09 2005-02-16 株式会社エヌ・ティ・ティ・ドコモ チャネル割当装置
JP2000236296A (ja) 1999-02-12 2000-08-29 Oki Electric Ind Co Ltd 送信電力制御回路
JP4354041B2 (ja) * 1999-04-30 2009-10-28 富士通株式会社 無線端末装置
US6285886B1 (en) * 1999-07-08 2001-09-04 Lucent Technologies Inc. Method for controlling power for a communications system having multiple traffic channels per subscriber
JP3695571B2 (ja) * 1999-07-21 2005-09-14 株式会社エヌ・ティ・ティ・ドコモ Ｃｄｍａ移動通信システムにおけるｃｄｍａ受信装置および受信信号電力測定方法
JP2001036801A (ja) 1999-07-23 2001-02-09 Sharp Corp 撮像装置
FI19991940A (fi) * 1999-09-10 2001-03-10 Nokia Networks Oy Lähetysdiversiteetti
US6393276B1 (en) * 2000-01-12 2002-05-21 Telefonaktiebolaget Lm Ericsson Mobile station assisted forward link open loop power and rate control in a CDMA system
DE10017930A1 (de) * 2000-04-11 2001-11-15 Siemens Ag Verfahren zur Sendeleistungsregelung in einem Funk-SIGMAommunikationssystem
JP4574805B2 (ja) * 2000-06-30 2010-11-04 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 通信システム及びその電力制御方法
US6950669B2 (en) * 2000-07-05 2005-09-27 Telefonaktiebolaget Lm Ericsson (Publ) Power control algorithm for packet data based on queue/channel utilization
JP3914451B2 (ja) 2001-02-26 2007-05-16 エーエスエムエル ネザーランズ ビー．ブイ． 測定された位置合わせマークの修正位置を決定するためのコンピュータプログラムと、デバイス製造方法と、該製造方法により製造されるデバイス
US6931257B2 (en) * 2001-03-02 2005-08-16 Telefonaktiebolaget Lm Ericsson (Publ) Fast forward power control during soft handoff
US8199696B2 (en) * 2001-03-29 2012-06-12 Qualcomm Incorporated Method and apparatus for power control in a wireless communication system
GB2375691B (en) * 2001-05-17 2004-06-09 Nec Corp Updating method for use in a mobile communication system
US6400960B1 (en) * 2001-07-13 2002-06-04 Lucent Technologies Inc. Power control of a communication traffic channel with discontinued transmission in the presence of a primary traffic channel
US7082317B2 (en) * 2002-04-05 2006-07-25 Fujitsu Limited Communication apparatus and outer-loop power control method
US6876868B2 (en) * 2002-04-08 2005-04-05 Motorola, Inc. System and method for predictive transmit power control for mobile stations in a multiple access wireless communication system
US7423976B2 (en) * 2002-09-24 2008-09-09 Interdigital Technology Corporation Block error rate estimate reporting for target signal to interference ratio adjustment

Also Published As

Publication number Publication date
US7016699B2 (en) 2006-03-21
US7697953B2 (en) 2010-04-13
TWI231663B (en) 2005-04-21
EP1428339A4 (en) 2010-03-10
JP2005503713A (ja) 2005-02-03
TW200947906A (en) 2009-11-16
WO2003026176A1 (en) 2003-03-27
US6622024B2 (en) 2003-09-16
CN100474799C (zh) 2009-04-01
TW200610295A (en) 2006-03-16
TW200731691A (en) 2007-08-16
US20060148509A1 (en) 2006-07-06
TWI324863B (en) 2010-05-11
EP1428339A1 (en) 2004-06-16
CN1557062A (zh) 2004-12-22
CA2460793C (en) 2007-12-18
JP3936700B2 (ja) 2007-06-27
US20030054849A1 (en) 2003-03-20
TWI271945B (en) 2007-01-21
CA2460793A1 (en) 2003-03-27
US20040063453A1 (en) 2004-04-01
MXPA04002611A (es) 2004-06-07
TWI255102B (en) 2006-05-11
TWI405422B (zh) 2013-08-11
EP2503718A1 (en) 2012-09-26
NO20041536L (no) 2004-06-15

Similar Documents

Publication Publication Date Title
TW200419977A (en) Outer loop transmit power control using channel-adaptive processing
AU2001261070A1 (en) Downlink power control for multiple downlink time slots in tdd communication systems
EP1117195B1 (en) Base and mobile station apparatus and transmission power control method
EP2009809B1 (en) Outer loop/weighted open loop power control in a time division duplex communication system
KR100626776B1 (ko) 무선 통신 시스템에서의 다중 코드 채널 전력 제어
US6606343B2 (en) Outer loop/weighted open-loop power control apparatus for a base station
RU2004113091A (ru) Способ и устройство для управления во внешнем контуре мощностью многоканальной обработной линии связи
HK1021778A1 (en) Method and apparatus for measuring link quality ina spread spectrum communication system.
MY172210A (en) Method and apparatus for power control of first data transmission in random access procedure of fdma communication system
IL128634A0 (en) Adaptive power control from a spread spectrum communication system and method
HK1087282A1 (en) Uplink transmission power control method
EP1494366A4 (en) POWER CONTROL PROCEDURE FOR THE UPWARD CONTROL CHANNEL FOR SOFT DELIVERY IN A QUICK POCKET ACCESS SYSTEM
MX2020008487A (es) Nodo de comunicacion y metodos llevados a cabo por el mismo.
MX2021009231A (es) Terminal de usuario y metodo de comunicacion por radio.
US8565102B2 (en) Method for adjusting the transmission outputs of two channels of a link station and communication system
JP3286308B2 (ja) 無線通信システム
JP3561493B2 (ja) 無線通信システム、移動局装置及び基地局装置
TW200507498A (en) Power control apparatus for achieving respective desired signal quality levels in wireless communication systems and method
JP2002094453A (ja) 無線通信システム
UA100749C2 (ru) Способ и устройство для управления мощностью первой передачи данных в процедуре произвольного доступа системы связи fdma

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees