ATE515838T1 - Vereinfachte beeinträchtigungsmatrixberechnung zur sinr-schätzung - Google Patents

Vereinfachte beeinträchtigungsmatrixberechnung zur sinr-schätzung

Info

Publication number
ATE515838T1
ATE515838T1 AT08873470T AT08873470T ATE515838T1 AT E515838 T1 ATE515838 T1 AT E515838T1 AT 08873470 T AT08873470 T AT 08873470T AT 08873470 T AT08873470 T AT 08873470T AT E515838 T1 ATE515838 T1 AT E515838T1
Authority
AT
Austria
Prior art keywords
matrix calculation
sinr estimation
impact matrix
matrix
simplified
Prior art date
Application number
AT08873470T
Other languages
English (en)
Inventor
Markus Ringstroem
Ari Kangas
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 ATE515838T1 publication Critical patent/ATE515838T1/de

Links

Classifications

    • 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
    • H04B7/0417—Feedback systems
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Complex Calculations (AREA)
AT08873470T 2008-03-19 2008-09-03 Vereinfachte beeinträchtigungsmatrixberechnung zur sinr-schätzung ATE515838T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US3791808P 2008-03-19 2008-03-19
US12/174,825 US7986919B2 (en) 2008-03-19 2008-07-17 Simplified impairments matrix calculation for SINR estimation
PCT/SE2008/050986 WO2009116910A1 (en) 2008-03-19 2008-09-03 Simplified impairments matrix calculation for sinr estimation

Publications (1)

Publication Number Publication Date
ATE515838T1 true ATE515838T1 (de) 2011-07-15

Family

ID=41089372

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08873470T ATE515838T1 (de) 2008-03-19 2008-09-03 Vereinfachte beeinträchtigungsmatrixberechnung zur sinr-schätzung

Country Status (4)

Country Link
US (1) US7986919B2 (de)
EP (1) EP2258052B1 (de)
AT (1) ATE515838T1 (de)
WO (1) WO2009116910A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8185057B2 (en) * 2008-12-30 2012-05-22 Telefonaktiebolaget L M Ericsson (Publ) Uplink channel quality feedback reduction in a mobile communication system
US8417282B2 (en) * 2009-06-25 2013-04-09 Qualcomm Incorporated Methods and apparatus for communicating with multiple antennas
WO2011129547A2 (ko) * 2010-04-12 2011-10-20 엘지전자 주식회사 다중 노드 시스템에서 단말의 피드백 정보 전송 방법 및 장치
JP5720058B2 (ja) * 2011-04-25 2015-05-20 株式会社レイトロン Ｍｉｍｏ検出装置
JP5184690B1 (ja) * 2011-11-04 2013-04-17 株式会社エヌ・ティ・ティ・ドコモ 受信器
EP3338372B1 (de) 2015-08-20 2019-10-16 Telefonaktiebolaget LM Ericsson (publ) Verteilte antennenkombination
CN107864022A (zh) * 2016-09-22 2018-03-30 北京信威通信技术股份有限公司 一种异常检测的方法及装置
CN113037658B (zh) * 2019-12-09 2024-04-30 中兴通讯股份有限公司 信号检测方法、装置、通信设备及计算机存储介质

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Publication number Priority date Publication date Assignee Title
US5012193A (en) * 1989-11-01 1991-04-30 Schlumberger Technology Corp. Method and apparatus for filtering data signals produced by exploration of earth formations
JP3181440B2 (ja) * 1993-07-30 2001-07-03 松下通信工業株式会社 Ｃｄｍａ方式通信装置
US6405036B1 (en) * 1997-09-29 2002-06-11 Telefonaktiebolaget Lm Ericsson (Publ) Method and arrangement in a telecommunication system
US6301293B1 (en) * 1998-08-04 2001-10-09 Agere Systems Guardian Corp. Detectors for CDMA systems
JP4551515B2 (ja) * 1998-10-07 2010-09-29 株式会社日立国際電気 半導体製造装置およびその温度制御方法
US7054635B1 (en) * 1998-11-09 2006-05-30 Telefonaktiebolaget Lm Ericsson (Publ) Cellular communications network and method for dynamically changing the size of a cell due to speech quality
US6510321B2 (en) * 1998-11-09 2003-01-21 Telefonaktiedolaget L M Ericsson (Publ) Cellular communications network and method for maintaining speech quality by controlling the admission of a new call
US6671338B1 (en) * 1998-11-12 2003-12-30 Hughes Electronics Corporation Combined interference cancellation with FEC decoding for high spectral efficiency satellite communications
US6496941B1 (en) * 1998-12-29 2002-12-17 At&T Corp. Network disaster recovery and analysis tool
US6775260B1 (en) * 1999-02-25 2004-08-10 Texas Instruments Incorporated Space time transmit diversity for TDD/WCDMA systems
US6856643B1 (en) * 1999-10-22 2005-02-15 Cwill Telecommunications, Inc. Communication system and method for performing fast symbol estimation for multiple access disperse channels
US6975666B2 (en) * 1999-12-23 2005-12-13 Institut National De La Recherche Scientifique Interference suppression in CDMA systems
JP3714910B2 (ja) * 2001-02-20 2005-11-09 株式会社エヌ・ティ・ティ・ドコモ ターボ受信方法及びその受信機
FR2828621B1 (fr) * 2001-08-10 2004-07-30 Radiotelephone Sfr Procede et dispositif de creation de matrices de contraintes
US7200183B2 (en) * 2001-11-16 2007-04-03 Tensorcomm Inc. Construction of an interference matrix for a coded signal processing engine
US7808937B2 (en) * 2005-04-07 2010-10-05 Rambus, Inc. Variable interference cancellation technology for CDMA systems
US8005128B1 (en) * 2003-09-23 2011-08-23 Rambus Inc. Methods for estimation and interference cancellation for signal processing
US7565114B2 (en) * 2003-07-16 2009-07-21 Nec Corporation Transmitter apparatus, receiver apparatus, and radio communication system
US7558223B2 (en) * 2005-04-04 2009-07-07 Panasonic Corporation OFDM receiving method of OFDM receiver for receiving an OFDM signal via a plurality of space paths
US20060285531A1 (en) 2005-06-16 2006-12-21 Howard Steven J Efficient filter weight computation for a MIMO system
US7881412B2 (en) * 2005-11-21 2011-02-01 Qualcomm Incorporated Quasi-linear interference cancellation for wireless communication
KR100832319B1 (ko) * 2005-12-06 2008-05-26 삼성전자주식회사 스마트 안테나 시스템의 빔포밍 장치 및 방법
KR100830415B1 (ko) * 2006-06-23 2008-05-20 재단법인서울대학교산학협력재단 다중 사용자 다중 셀 환경에서의 다중 송수신 안테나 장치및 그 방법
KR100929850B1 (ko) * 2007-04-02 2009-12-04 삼성전자주식회사 광대역 무선통신시스템에서 간섭 제거 장치 및 방법

Also Published As

Publication number Publication date
EP2258052B1 (de) 2011-07-06
US20090239474A1 (en) 2009-09-24
EP2258052A1 (de) 2010-12-08
US7986919B2 (en) 2011-07-26
WO2009116910A1 (en) 2009-09-24

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