ATE495586T1 - Störungsunterdrückung in einem empfänger - Google Patents

Störungsunterdrückung in einem empfänger

Info

Publication number
ATE495586T1
ATE495586T1 AT02705004T AT02705004T ATE495586T1 AT E495586 T1 ATE495586 T1 AT E495586T1 AT 02705004 T AT02705004 T AT 02705004T AT 02705004 T AT02705004 T AT 02705004T AT E495586 T1 ATE495586 T1 AT E495586T1
Authority
AT
Austria
Prior art keywords
receiver
signals
determined
interference suppression
spatial correlation
Prior art date
Application number
AT02705004T
Other languages
English (en)
Inventor
David Astely
Atte Artamo
Original Assignee
Nokia 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 Nokia Corp filed Critical Nokia Corp
Application granted granted Critical
Publication of ATE495586T1 publication Critical patent/ATE495586T1/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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • H04B7/0857—Joint weighting using maximum ratio combining techniques, e.g. signal-to- interference ratio [SIR], received signal strenght indication [RSS]
    • 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
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H04B1/712—Weighting of fingers for combining, e.g. amplitude control or phase rotation using an inner loop
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Radio Transmission System (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Circuits Of Receivers In General (AREA)
AT02705004T 2001-03-21 2002-03-19 Störungsunterdrückung in einem empfänger ATE495586T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0107113.3A GB0107113D0 (en) 2001-03-21 2001-03-21 Interference rejection in a receiver
PCT/IB2002/000814 WO2002075950A1 (en) 2001-03-21 2002-03-19 Interference rejection in a receiver

Publications (1)

Publication Number Publication Date
ATE495586T1 true ATE495586T1 (de) 2011-01-15

Family

ID=9911278

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02705004T ATE495586T1 (de) 2001-03-21 2002-03-19 Störungsunterdrückung in einem empfänger

Country Status (7)

Country Link
US (1) US20040114695A1 (de)
EP (1) EP1371146B1 (de)
CN (1) CN1320781C (de)
AT (1) ATE495586T1 (de)
DE (1) DE60238905D1 (de)
GB (1) GB0107113D0 (de)
WO (1) WO2002075950A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0222046D0 (en) * 2002-09-23 2002-10-30 Nokia Corp Receiving method and receiver
US7200631B2 (en) * 2003-01-10 2007-04-03 Lucent Technologies Inc. Method and apparatus for determining an inverse square root of a given positive-definite hermitian matrix
US6947403B2 (en) 2003-06-27 2005-09-20 Nokia Corporation Advanced whitener-rake receiver for WCDMA terminal
FI20031609A0 (fi) 2003-11-06 2003-11-06 Nokia Corp Viestintämenetelmä, vastaanotin ja tukiasema
US7711035B2 (en) 2004-09-17 2010-05-04 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for suppressing communication signal interference
US8867676B2 (en) * 2004-09-17 2014-10-21 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for controlling interference suppressing receivers
WO2006127617A2 (en) * 2005-05-23 2006-11-30 Navini Networks, Inc. Method and system for interference reduction
FI20055347A0 (fi) * 2005-06-23 2005-06-23 Nokia Corp Menetelmä kohinan ja häiriön kovarianssimatriisin estimoimiseksi, vastaanotin ja radiojärjestelmä
US8295328B2 (en) * 2006-10-11 2012-10-23 Telefonaktiebolaget Lm Ericsson (Publ) Doppler frequency control of G-rake receiver
EP2076969A4 (de) * 2006-10-27 2013-01-30 Ericsson Telefon Ab L M Verfahren zur vereinfachung der berechnungen zur vorweissung in einem g-rake-empfänger
WO2008056224A2 (en) * 2006-11-06 2008-05-15 Nokia Corporation Apparatus, methods, and computer program products providing reduced interference in a multi-antenna system
US9253009B2 (en) * 2007-01-05 2016-02-02 Qualcomm Incorporated High performance station
KR100946197B1 (ko) * 2007-01-29 2010-03-08 삼성전자주식회사 다중 입출력 무선통신 시스템에서 신호 검출 장치 및 방법
CN101018074B (zh) * 2007-03-08 2010-12-08 中兴通讯股份有限公司 一种接收机和接收方法
US7929629B2 (en) * 2008-02-07 2011-04-19 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for improved channel estimation for communications signal processing
US8995590B2 (en) * 2008-03-28 2015-03-31 Qualcomm Incorporated Hardware engine to demod SIMO, MIMO, and SDMA signals
US7929593B2 (en) * 2008-04-15 2011-04-19 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for successive interference subtraction with covariance root processing
JP5938896B2 (ja) 2011-02-14 2016-06-22 ソニー株式会社 情報処理方法、情報処理装置および通信システム
US8711985B2 (en) 2011-07-01 2014-04-29 Intel Corporation Multi user MIMO detection utilizing averaged spatial whitening
US20140140378A1 (en) * 2012-11-18 2014-05-22 Rajarajan Balraj Rake receiver with noise whitening
KR102273529B1 (ko) 2015-02-27 2021-07-06 삼성전자 주식회사 이동 통신 시스템에서 수신 장치의 신호 조정 방법 및 장치
US20170170998A1 (en) * 2015-12-11 2017-06-15 Nokia Solutions And Networks Oy Pre-combiner interference removal
CN114609651B (zh) * 2022-03-28 2023-06-16 电子科技大学 基于小样本数据的卫星导航接收机空域抗干扰方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69725995T2 (de) * 1996-08-29 2004-11-11 Cisco Technology, Inc., San Jose Raumzeitliche signalverarbeitung für übertragungssysteme
US5905743A (en) * 1996-12-31 1999-05-18 Ericsson Inc. Apparatus, methods and computer program products for sequential maximum likelihood estimating communications signals using whitening path metrics
US6128355A (en) * 1997-05-21 2000-10-03 Telefonaktiebolget Lm Ericsson Selective diversity combining
IT1292066B1 (it) * 1997-06-03 1999-01-25 Italtel Spa Ricevitore non coerente a stima di sequenza per modulazioni numeriche lineari
US6314147B1 (en) * 1997-11-04 2001-11-06 The Board Of Trustees Of The Leland Stanford Junior University Two-stage CCI/ISI reduction with space-time processing in TDMA cellular networks
US6226321B1 (en) * 1998-05-08 2001-05-01 The United States Of America As Represented By The Secretary Of The Air Force Multichannel parametric adaptive matched filter receiver
US6091361A (en) * 1998-05-12 2000-07-18 Davis; Dennis W. Method and apparatus for joint space-time array signal processing
WO2000036765A1 (en) * 1998-12-15 2000-06-22 Nokia Networks Oy A receiver
US6470044B1 (en) * 1999-01-15 2002-10-22 Sharp Laboratories Of America, Inc. Computationally parsimonious forward link receiver for DS-CDMA systems and method for same
US6560299B1 (en) * 1999-07-30 2003-05-06 Christopher H Strolle Diversity receiver with joint signal processing
JP2001211101A (ja) * 2000-01-26 2001-08-03 Nec Corp 低消費電力ｃｄｍａ受信機、及びその消費電力低減方法
US7082174B1 (en) * 2000-07-24 2006-07-25 Qualcomm, Incorporated Method and apparatus for processing a modulated signal using an equalizer and a rake receiver
US6771690B2 (en) * 2000-12-29 2004-08-03 Nokia Corporation Method and apparatus for providing blind adaptive estimation and reception
US6826242B2 (en) * 2001-01-16 2004-11-30 Broadcom Corporation Method for whitening colored noise in a communication system
US7050513B1 (en) * 2001-02-20 2006-05-23 Comsys Communications & Signal Processing Ltd. Block based channel tracking using weighted recursive least squares

Also Published As

Publication number Publication date
GB0107113D0 (en) 2001-05-09
CN1502177A (zh) 2004-06-02
CN1320781C (zh) 2007-06-06
DE60238905D1 (de) 2011-02-24
EP1371146A1 (de) 2003-12-17
EP1371146B1 (de) 2011-01-12
WO2002075950A1 (en) 2002-09-26
US20040114695A1 (en) 2004-06-17

Similar Documents

Publication Publication Date Title
ATE495586T1 (de) Störungsunterdrückung in einem empfänger
NO995876D0 (no) Inngrepsradiostasjon for nöytralisering av radiotelefoner
EP2259448A3 (de) Adaptiv Strahlformung mit Mehrbenutzerdetektion und Interferenzreduktion bei Satellitenkommunikationssystemen und Verfahren
DE69621252D1 (de) Empfangsverfahren und empfänger
ATE258000T1 (de) Verfahren und vorrichtung zur gerichteten funkübertragung
WO2005101845A3 (en) Methods and apparatuses for minimizing co-channel interference
DE602005021155D1 (de) Verfahren zur reduktion der gegenseitigen interferenz von netzteilnehmern in funknetzen
WO2007063438A3 (en) Interference cancellation in sector antenna
WO2007134090A3 (en) Interference cancellation in a multiple antenna radio receiver system
WO1995034997A3 (en) Diversity combining for antennas
ATE366942T1 (de) Gps-empfänger mit vebesserter immunität gegen burst signale
EP1357677A3 (de) Störungsunterdrückung in einem Empfänger für CDMA-Funksysteme
WO2006104928A3 (en) High-quality detection based on sequential interference cancellation techniques
EP1811706A3 (de) Methode und System für Zellular- Diversitätsempfänger mit verbesserter Interferenzunterdrückung
WO1998038805A3 (en) A reception method and a receiver
EP1339171A3 (de) Verfahren und Schaltung für Synchronisierung und Unterdrückung eines Interferenzsignals in einem Funknachrichtensystem mit Wiederverwendung der Frequenzen
ATE495597T1 (de) Raumzeit-entzerrung in einem drahtlosen empfänger
SE9901384D0 (sv) Method and apparatus of interference rejection
WO2002056492A3 (en) Multiple transceiver amplification apparatus method and system
DK1407292T3 (da) Billeddannelsessonar og detektionssystem, der anvender en sådan sonar
WO2002067457A3 (en) Correlation shaping multi-signature receiver
DE69932295D1 (de) Funkkommunikationsnetz Testverfahren und entsprechende Vorrichtung und Basisstation
CA2394630A1 (en) Interference suppression in cdma systems
EA200501110A1 (ru) Полуактивная радиолокационная станция
ATE383687T1 (de) Kommunikationssystem

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties