AU2001274787A1 - Communication method and its power control method - Google Patents

Communication method and its power control method

Info

Publication number
AU2001274787A1
AU2001274787A1 AU2001274787A AU7478701A AU2001274787A1 AU 2001274787 A1 AU2001274787 A1 AU 2001274787A1 AU 2001274787 A AU2001274787 A AU 2001274787A AU 7478701 A AU7478701 A AU 7478701A AU 2001274787 A1 AU2001274787 A1 AU 2001274787A1
Authority
AU
Australia
Prior art keywords
power control
control method
communication
communication method
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.)
Abandoned
Application number
AU2001274787A
Inventor
Riaz Esmailzadeh
Ariyoshi Masayuki
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of AU2001274787A1 publication Critical patent/AU2001274787A1/en
Abandoned legal-status Critical Current

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
    • H04W52/08—Closed loop power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7107—Subtractive interference cancellation
    • 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
    • H04W52/20—TPC being performed according to specific parameters using error rate
    • 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
AU2001274787A 2000-06-30 2001-06-20 Communication method and its power control method Abandoned AU2001274787A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000198723A JP4574805B2 (en) 2000-06-30 2000-06-30 Communication system and power control method thereof
JP2000-198723 2000-06-30
PCT/SE2001/001422 WO2002001733A2 (en) 2000-06-30 2001-06-20 Power control method using interference cancellation

Publications (1)

Publication Number Publication Date
AU2001274787A1 true AU2001274787A1 (en) 2002-01-08

Family

ID=18696848

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001274787A Abandoned AU2001274787A1 (en) 2000-06-30 2001-06-20 Communication method and its power control method

Country Status (5)

Country Link
US (1) US6961362B2 (en)
JP (1) JP4574805B2 (en)
CN (1) CN1214544C (en)
AU (1) AU2001274787A1 (en)
WO (1) WO2002001733A2 (en)

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US6609008B1 (en) 2000-11-09 2003-08-19 Qualcomm Incoporated Method and apparatus for controlling signal power level in a communication system
JP2002185398A (en) * 2000-12-18 2002-06-28 Sony Corp Method and system for controlling transmission power
EP1239605B1 (en) * 2001-03-07 2012-04-04 NTT DoCoMo, Inc. Power calculation method and apparatus of a radio communication system
US8611311B2 (en) 2001-06-06 2013-12-17 Qualcomm Incorporated Method and apparatus for canceling pilot interference in a wireless communication system
US7190749B2 (en) 2001-06-06 2007-03-13 Qualcomm Incorporated Method and apparatus for canceling pilot interference in a wireless communication system
US6622024B2 (en) * 2001-09-20 2003-09-16 Interdigital Technology Corporation Outer loop transmit power control using channel-adaptive processing
US7330446B2 (en) * 2001-09-21 2008-02-12 Industrial Technology Research Institute Closed-loop power control method for a code-division multiple-access cellular system
US6952591B2 (en) * 2001-11-20 2005-10-04 Lucent Technologies Inc. Uplink power control algorithm
US7010321B2 (en) * 2002-02-04 2006-03-07 Qualcomm Inc. Power control avoiding outer loop wind-up
US7292552B2 (en) * 2002-03-14 2007-11-06 Qualcomm Incorporated Method and apparatus for reducing interference in a wireless communication system
FI115578B (en) * 2002-03-20 2005-05-31 Nokia Corp Telecommunication systems and receivers
EP1526658B1 (en) * 2002-06-06 2008-02-13 NTT DoCoMo, Inc. Packet communication system, packet communication method, base station, mobile station, controller, and packet communication program
US7373117B2 (en) * 2002-09-23 2008-05-13 Telefonaktiebolaget Lm Ericsson (Publ) Power control in telecommunications networks
US7423976B2 (en) * 2002-09-24 2008-09-09 Interdigital Technology Corporation Block error rate estimate reporting for target signal to interference ratio adjustment
CN100454799C (en) * 2002-10-16 2009-01-21 华为技术有限公司 Power controlling method for CDMA communication system
US7388899B2 (en) * 2003-03-10 2008-06-17 Texas Instruments Incorporated Spreading code structure for ultra wide band communications
EP1545025B1 (en) * 2003-03-18 2013-06-12 Fujitsu Limited Transmission power controller and radio base station
US7072680B2 (en) * 2003-05-28 2006-07-04 Accton Technology Corporation Power control apparatus for achieving respective desired signal quality levels in wireless communication systems and method
JP2005005762A (en) * 2003-06-09 2005-01-06 Fujitsu Ltd Transmission power control method and apparatus
US7596284B2 (en) * 2003-07-16 2009-09-29 Hewlett-Packard Development Company, L.P. High resolution image reconstruction
US7356315B2 (en) * 2003-12-17 2008-04-08 Intel Corporation Outphasing modulators and methods of outphasing modulation
US7664519B2 (en) * 2003-12-30 2010-02-16 Qualcomm Incorporated Power control for multiple transport channels in a wireless communication system
US20050193315A1 (en) * 2004-02-18 2005-09-01 Massimo Bertinelli Method and apparatus for performing a TFCI reliability check in E-DCH
US7657275B2 (en) * 2004-05-07 2010-02-02 Qualcomm Incorporated Mitigation of transmit power spikes for a power-controlled data transmission in a wireless communication system
FI20045220A0 (en) * 2004-06-14 2004-06-14 Nokia Corp Procedure for data communication and receiver
GB0426548D0 (en) 2004-12-02 2005-01-05 Ttp Communications Ltd Interference characterisation and removal
JP2006165775A (en) * 2004-12-03 2006-06-22 Nec Corp Radio base station equipment, radio transmitter/receiver and radio communication system
US8406695B2 (en) 2004-12-23 2013-03-26 Qualcomm Incorporated Joint interference cancellation of pilot, overhead and traffic channels
US8099123B2 (en) 2004-12-23 2012-01-17 Qualcomm Incorporated Adaptation of transmit subchannel gains in a system with interference cancellation
US8422955B2 (en) 2004-12-23 2013-04-16 Qualcomm Incorporated Channel estimation for interference cancellation
US8442441B2 (en) 2004-12-23 2013-05-14 Qualcomm Incorporated Traffic interference cancellation
US7515579B2 (en) * 2005-02-09 2009-04-07 Alcatel-Lucent Usa Inc. Dynamic switching of a transmission time interval in a wireless system
US20060229089A1 (en) * 2005-04-07 2006-10-12 Yeliz Tokgoz Method and apparatus for interference control in wireless communication systems
US7711033B2 (en) * 2005-04-14 2010-05-04 Telefonaktiebolaget Lm Ericsson (Publ) SIR prediction method and apparatus
US8472877B2 (en) 2005-10-24 2013-06-25 Qualcomm Incorporated Iterative interference cancellation system and method
US8385388B2 (en) 2005-12-06 2013-02-26 Qualcomm Incorporated Method and system for signal reconstruction from spatially and temporally correlated received samples
US7746961B2 (en) * 2006-04-11 2010-06-29 Telefonaktiebolaget L M Ericsson (Publ) Efficient detection of predetermined sequences
KR100964546B1 (en) 2006-07-04 2010-06-21 삼성전자주식회사 Method and system for controlling in a communication system
CN101242203B (en) * 2007-02-07 2012-01-11 电信科学技术研究院 A method and device for realizing power control of control channel
CA2674572C (en) * 2007-03-20 2012-11-27 Lg Electronics Inc. Method of controlling transmit power in wireless communication system
US8140092B2 (en) * 2007-04-18 2012-03-20 Trueposition, Inc. Sparsed U-TDOA wireless location networks
US8265681B2 (en) * 2007-09-12 2012-09-11 Telefonaktiebolaget Lm Ericsson (Publ) Outer loop transmit power control in wireless communication systems
US8676124B2 (en) 2007-09-28 2014-03-18 Qualcomm Incorporated Scheduling based on effective target load with interference cancellation in a wireless communication system
US7856243B2 (en) * 2007-12-05 2010-12-21 Telefonaktiebolaget Lm Ericsson Power control for a radio transceiver that uses interference cancellation
ATE499765T1 (en) * 2008-04-29 2011-03-15 Ericsson Telefon Ab L M ASSESSMENT OF THE SIGNAL-INTERFERENCE RATIO
CN101908921B (en) * 2009-06-02 2014-04-30 华为技术有限公司 Optimization method for space division multiple access, device and system thereof
US8401585B2 (en) * 2009-09-03 2013-03-19 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for uplink power control in a wireless communication network
US9118475B2 (en) * 2009-11-10 2015-08-25 Broadcom Corporation Method and system for detecting enhanced relative grants in a wireless communications system
JP5423364B2 (en) * 2009-12-08 2014-02-19 日本電気株式会社 Radio base station, transmission power control method and program
EP2548278B1 (en) * 2010-03-17 2020-07-15 ABB Power Grids Switzerland AG Enhancing wide area control reliability of a power transmission system
DE102011088724A1 (en) * 2010-12-15 2012-06-21 Hirschmann Automation And Control Gmbh Wire break diagnostics
JP5689029B2 (en) * 2011-06-09 2015-03-25 株式会社日立製作所 Distributed antenna system, distributed antenna allocation method, base station apparatus
CN104902552B (en) 2014-03-06 2019-08-16 深圳市中兴微电子技术有限公司 Control the method and device of uplink power
JP6952653B2 (en) * 2018-07-11 2021-10-20 Kddi株式会社 Base station equipment that controls the transmission power of terminal equipment, its control method, and programs

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI943889A (en) * 1994-08-24 1996-02-25 Nokia Telecommunications Oy A method for adjusting the transmission power in a cellular radio system and a receiver
KR100212306B1 (en) * 1995-06-13 1999-08-02 다치카와 게이지 Cdma demodulating apparatus
JP3586348B2 (en) * 1997-03-05 2004-11-10 富士通株式会社 Signal to interference power ratio measurement apparatus, signal to interference power ratio measurement method, and transmission power control method under CDMA communication system
US6529741B1 (en) * 1999-04-16 2003-03-04 Nortel Networks Ltd. Multi-bit power control and power control command sub-channel design
US6529482B1 (en) * 1999-06-30 2003-03-04 Qualcomm Inc. Method and apparatus for adjusting a signal-to-interference threshold in a closed loop power control communications system
JP3844934B2 (en) * 2000-03-03 2006-11-15 株式会社日立コミュニケーションテクノロジー Base station apparatus, mobile communication system, and transmission power control method

Also Published As

Publication number Publication date
CN1214544C (en) 2005-08-10
WO2002001733A2 (en) 2002-01-03
JP2002044017A (en) 2002-02-08
US6961362B2 (en) 2005-11-01
JP4574805B2 (en) 2010-11-04
CN1440595A (en) 2003-09-03
US20020021682A1 (en) 2002-02-21
WO2002001733A3 (en) 2002-03-28

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