CN104412674A - 用于多用户mimo调度和功率控制的方法和节点 - Google Patents

用于多用户mimo调度和功率控制的方法和节点 Download PDF

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Publication number
CN104412674A
CN104412674A CN201280074525.9A CN201280074525A CN104412674A CN 104412674 A CN104412674 A CN 104412674A CN 201280074525 A CN201280074525 A CN 201280074525A CN 104412674 A CN104412674 A CN 104412674A
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CN
China
Prior art keywords
scheduling
power
transmit power
uplink
power control
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.)
Pending
Application number
CN201280074525.9A
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English (en)
Chinese (zh)
Inventor
范锐
刘进华
李婵
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 CN104412674A publication Critical patent/CN104412674A/zh
Pending legal-status Critical Current

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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]
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/146—Uplink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0452—Multi-user MIMO systems
    • 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
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/243—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account interferences
    • 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
    • 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
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
CN201280074525.9A 2012-07-06 2012-07-06 用于多用户mimo调度和功率控制的方法和节点 Pending CN104412674A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE2012/050808 WO2014007712A1 (en) 2012-07-06 2012-07-06 Methods and nodes for multiple user mimo scheduling and power control

Publications (1)

Publication Number Publication Date
CN104412674A true CN104412674A (zh) 2015-03-11

Family

ID=46634499

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201280074525.9A Pending CN104412674A (zh) 2012-07-06 2012-07-06 用于多用户mimo调度和功率控制的方法和节点

Country Status (5)

Country Link
US (1) US9491711B2 (enExample)
EP (1) EP2870806B1 (enExample)
CN (1) CN104412674A (enExample)
IN (1) IN2014DN09406A (enExample)
WO (1) WO2014007712A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106507461A (zh) * 2015-09-08 2017-03-15 中兴通讯股份有限公司 一种上行多用户系统中的功率调整方法和装置
WO2018094672A1 (zh) * 2016-11-24 2018-05-31 华为技术有限公司 一种信息传输的方法、基站及终端

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104380825A (zh) * 2012-07-06 2015-02-25 瑞典爱立信有限公司 用于多用户mimo调度的方法和节点
CN104219748B (zh) * 2014-09-17 2018-01-30 同济大学 一种大规模多用户mimo系统的节能与用户调度方法
CN105992366B (zh) * 2015-03-04 2021-06-11 株式会社Ntt都科摩 无线基站、移动台和确定发送功率的方法
CN104968036A (zh) * 2015-04-30 2015-10-07 芯讯通无线科技（上海）有限公司 时间提前量信息的发射方法及系统
US20160330731A1 (en) * 2015-05-04 2016-11-10 Sprint Communications Company L.P. Dynamic implementation of uplink multi-user multiple input and multiple output
US9444533B1 (en) * 2015-05-22 2016-09-13 Sprint Communications Company L.P. Method to improve multiple user multiple input multiple output pairing in a network
GB2541390B (en) * 2015-08-14 2021-10-20 Tcl Communication Ltd Systems and methods for multi-user communication

Citations (5)

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Publication number Priority date Publication date Assignee Title
US20060045046A1 (en) * 2004-08-11 2006-03-02 Lg Electronics Inc. Uplink transmission power control in wireless communication system
WO2009012615A1 (en) * 2007-07-23 2009-01-29 Alcatel Shanghai Bell Company, Ltd. Power controlling method and corresponding base station
CN101557246A (zh) * 2008-04-07 2009-10-14 中国移动通信集团公司 一种上行功率控制方法及装置
CN101867965A (zh) * 2009-04-15 2010-10-20 中兴通讯股份有限公司 一种多用户多输入多输出中的用户终端配对方法及装置
WO2011055137A1 (en) * 2009-11-09 2011-05-12 Nortel Networks Limited An improved method and apparatus for co-scheduling transmissions in a wireless network

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US8855046B2 (en) * 2006-03-30 2014-10-07 Broadcom Corporation Method and system for uplink coordinated reception in orthogonal frequency division multiple access systems
CN104254122B (zh) * 2006-10-31 2018-09-11 高通股份有限公司 在存在部分频率重用时的小区间功率控制
JP5571067B2 (ja) * 2008-04-28 2014-08-13 アップル インコーポレイテッド 上りリンクのｖ−ｍｉｍｏ候補リストを生成する方法及び装置
JP5080607B2 (ja) * 2010-04-05 2012-11-21 株式会社エヌ・ティ・ティ・ドコモ 無線基地局装置及び送信電力制御方法
US8724492B2 (en) * 2011-04-08 2014-05-13 Motorola Mobility Llc Method and apparatus for multi-radio coexistence on adjacent frequency bands
CN104380825A (zh) * 2012-07-06 2015-02-25 瑞典爱立信有限公司 用于多用户mimo调度的方法和节点
CN104412535A (zh) * 2012-07-06 2015-03-11 瑞典爱立信有限公司 用于多用户mimo调度的方法和节点

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060045046A1 (en) * 2004-08-11 2006-03-02 Lg Electronics Inc. Uplink transmission power control in wireless communication system
CN101002398A (zh) * 2004-08-11 2007-07-18 Lg电子株式会社 无线通信系统中的上行链路发射功率控制
WO2009012615A1 (en) * 2007-07-23 2009-01-29 Alcatel Shanghai Bell Company, Ltd. Power controlling method and corresponding base station
CN101557246A (zh) * 2008-04-07 2009-10-14 中国移动通信集团公司 一种上行功率控制方法及装置
CN101867965A (zh) * 2009-04-15 2010-10-20 中兴通讯股份有限公司 一种多用户多输入多输出中的用户终端配对方法及装置
WO2011055137A1 (en) * 2009-11-09 2011-05-12 Nortel Networks Limited An improved method and apparatus for co-scheduling transmissions in a wireless network

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106507461A (zh) * 2015-09-08 2017-03-15 中兴通讯股份有限公司 一种上行多用户系统中的功率调整方法和装置
WO2017041497A1 (zh) * 2015-09-08 2017-03-16 中兴通讯股份有限公司 一种上行多用户系统中的功率调整方法和装置
CN106507461B (zh) * 2015-09-08 2020-03-31 中兴通讯股份有限公司 一种上行多用户系统中的功率调整方法和装置
WO2018094672A1 (zh) * 2016-11-24 2018-05-31 华为技术有限公司 一种信息传输的方法、基站及终端

Also Published As

Publication number Publication date
IN2014DN09406A (enExample) 2015-07-17
US20150131572A1 (en) 2015-05-14
EP2870806B1 (en) 2020-03-04
EP2870806A1 (en) 2015-05-13
WO2014007712A1 (en) 2014-01-09
US9491711B2 (en) 2016-11-08

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Application publication date: 20150311