ATE499765T1 - Einschätzung des signal-intereferenz- verhältnisses - Google Patents

Einschätzung des signal-intereferenz- verhältnisses

Info

Publication number
ATE499765T1
ATE499765T1 AT08155334T AT08155334T ATE499765T1 AT E499765 T1 ATE499765 T1 AT E499765T1 AT 08155334 T AT08155334 T AT 08155334T AT 08155334 T AT08155334 T AT 08155334T AT E499765 T1 ATE499765 T1 AT E499765T1
Authority
AT
Austria
Prior art keywords
signal
interference
value
obtaining
assessment
Prior art date
Application number
AT08155334T
Other languages
English (en)
Inventor
Hakan Bjoerkegren
Christer Edholm
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE499765T1 publication Critical patent/ATE499765T1/de

Links

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
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/241—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account channel quality metrics, e.g. SIR, SNR, CIR or Eb/lo
    • 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
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/336—Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
AT08155334T 2008-04-29 2008-04-29 Einschätzung des signal-intereferenz- verhältnisses ATE499765T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP08155334A EP2114026B1 (de) 2008-04-29 2008-04-29 Einschätzung des Signal-Intereferenz-Verhältnisses

Publications (1)

Publication Number Publication Date
ATE499765T1 true ATE499765T1 (de) 2011-03-15

Family

ID=39673178

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08155334T ATE499765T1 (de) 2008-04-29 2008-04-29 Einschätzung des signal-intereferenz- verhältnisses

Country Status (5)

Country Link
US (1) US8432874B2 (de)
EP (1) EP2114026B1 (de)
AT (1) ATE499765T1 (de)
DE (1) DE602008005111D1 (de)
WO (1) WO2009134187A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8737496B2 (en) * 2010-04-01 2014-05-27 Telefonaktiebolaget L M Ericsson (Publ) Channel quality estimation for MLSE receiver
CN103428120B (zh) * 2012-05-25 2016-09-14 华为技术有限公司 长期演进系统中删除干扰的方法、数据发送方法及装置
US8718565B1 (en) * 2012-06-21 2014-05-06 Sprint Communications Company L.P. Frame offset adjustment based on efficiency of interference cancellation
GB2506937B (en) * 2012-10-15 2015-06-10 Toshiba Res Europ Ltd A transceiver operating in a wireless communications network, a system and method for transmission in the network
CN103281093B (zh) * 2012-12-27 2015-05-06 东南大学 基于眼图的判别i/q不平衡扰值类型的方法
US8995499B2 (en) 2013-06-28 2015-03-31 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for signal quality reporting for interference-cancellation receivers
US9769835B2 (en) 2013-10-31 2017-09-19 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for communication link adaptation for interference-canceling receivers
US9264081B1 (en) 2014-10-24 2016-02-16 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for interference cancellation efficiency estimation and control

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6072845A (en) * 1997-04-16 2000-06-06 The United States Of America As Represented By The Secretary Of The Navy Simplified interference suppressor
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
JP3420228B2 (ja) * 2001-09-07 2003-06-23 松下電器産業株式会社 干渉波電力測定装置、干渉波電力測定方法、送信電力制御装置及び送信電力制御方法
CN100481756C (zh) * 2002-12-02 2009-04-22 华为技术有限公司 使用在功率控制方法中的无偏信干比估计
US7587211B2 (en) * 2005-12-21 2009-09-08 Broadcom Corporation Method and system for adaptive multi rate (AMR) and measurements downlink adaptation
GB2418104B (en) * 2004-09-09 2007-03-28 Toshiba Res Europ Ltd An uplink interference cancelling CDMA base station uses the transmission timing of a new mobile station compared with that of other mobile stations

Also Published As

Publication number Publication date
EP2114026A1 (de) 2009-11-04
US20110176518A1 (en) 2011-07-21
EP2114026B1 (de) 2011-02-23
US8432874B2 (en) 2013-04-30
DE602008005111D1 (de) 2011-04-07
WO2009134187A1 (en) 2009-11-05

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