FI105517B - Vastaanottomenetelmä ja vastaanotin - Google Patents

Vastaanottomenetelmä ja vastaanotin Download PDF

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Publication number
FI105517B
FI105517B FI964206A FI964206A FI105517B FI 105517 B FI105517 B FI 105517B FI 964206 A FI964206 A FI 964206A FI 964206 A FI964206 A FI 964206A FI 105517 B FI105517 B FI 105517B
Authority
FI
Finland
Prior art keywords
signal
interference
signals
composite
symbols
Prior art date
Application number
FI964206A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI964206A (fi
FI964206A0 (fi
Inventor
Sami Jokinen
Original Assignee
Nokia Networks Oy
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 Networks Oy filed Critical Nokia Networks Oy
Publication of FI964206A0 publication Critical patent/FI964206A0/fi
Priority to FI964206A priority Critical patent/FI105517B/fi
Priority to JP10519006A priority patent/JP2001502863A/ja
Priority to AU46261/97A priority patent/AU725183B2/en
Priority to US09/269,979 priority patent/US6532254B1/en
Priority to CN97198912A priority patent/CN1105431C/zh
Priority to EP97944923A priority patent/EP0932942A2/en
Priority to PCT/FI1997/000634 priority patent/WO1998018210A2/en
Publication of FI964206A publication Critical patent/FI964206A/fi
Priority to NO991818A priority patent/NO991818D0/no
Application granted granted Critical
Publication of FI105517B publication Critical patent/FI105517B/fi

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Burglar Alarm Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
FI964206A 1996-10-18 1996-10-18 Vastaanottomenetelmä ja vastaanotin FI105517B (fi)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI964206A FI105517B (fi) 1996-10-18 1996-10-18 Vastaanottomenetelmä ja vastaanotin
CN97198912A CN1105431C (zh) 1996-10-18 1997-10-17 接收方法和接收器
AU46261/97A AU725183B2 (en) 1996-10-18 1997-10-17 Receiving method and receiver
US09/269,979 US6532254B1 (en) 1996-10-18 1997-10-17 Receiver and receiving method simplifying the interference cancellation of multi-user detection in a direct sequence code division multiple access (DS-CDMA) telecommunication system
JP10519006A JP2001502863A (ja) 1996-10-18 1997-10-17 受信方法及び受信器
EP97944923A EP0932942A2 (en) 1996-10-18 1997-10-17 Receiving method and receiver
PCT/FI1997/000634 WO1998018210A2 (en) 1996-10-18 1997-10-17 Receiving method and receiver
NO991818A NO991818D0 (no) 1996-10-18 1999-04-16 FremgangsmÕte for mottaking, samt mottaker

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI964206 1996-10-18
FI964206A FI105517B (fi) 1996-10-18 1996-10-18 Vastaanottomenetelmä ja vastaanotin

Publications (3)

Publication Number Publication Date
FI964206A0 FI964206A0 (fi) 1996-10-18
FI964206A FI964206A (fi) 1998-04-19
FI105517B true FI105517B (fi) 2000-08-31

Family

ID=8546906

Family Applications (1)

Application Number Title Priority Date Filing Date
FI964206A FI105517B (fi) 1996-10-18 1996-10-18 Vastaanottomenetelmä ja vastaanotin

Country Status (8)

Country Link
US (1) US6532254B1 (no)
EP (1) EP0932942A2 (no)
JP (1) JP2001502863A (no)
CN (1) CN1105431C (no)
AU (1) AU725183B2 (no)
FI (1) FI105517B (no)
NO (1) NO991818D0 (no)
WO (1) WO1998018210A2 (no)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6229842B1 (en) 1998-07-16 2001-05-08 Telefonaktiebolaget Lm Ericsson (Publ) Adaptive path selection threshold setting for DS-CDMA receivers
GB2341757B (en) * 1998-09-21 2003-07-02 Fujitsu Ltd Code-division multiple access mobile comunications networks
US6501788B1 (en) * 1999-01-22 2002-12-31 Ericsson Inc. Apparatus and methods for intereference cancellation in spread spectrum communications systems
US6816541B1 (en) * 1999-05-24 2004-11-09 Texas Instruments Incorporated Spread spectrum interference cancellation
US6515980B1 (en) 1999-09-22 2003-02-04 Ericsson Inc. Methods and apparatus for interference cancellation using complex interference orthogonalization techniques
US6282231B1 (en) * 1999-12-14 2001-08-28 Sirf Technology, Inc. Strong signal cancellation to enhance processing of weak spread spectrum signal
US7016401B1 (en) * 1999-12-22 2006-03-21 Motorola, Inc Method and apparatus for automated correlation of digital modulation impairment
EP1117185A1 (en) * 2000-01-14 2001-07-18 Lucent Technologies Inc. Method and rake receiver for code-tracking in CDMA communication systems
EP1117186A1 (en) * 2000-01-14 2001-07-18 Lucent Technologies Inc. Adaptive code-tracking RAKE receiver for direct-sequence code-division multiple access (cdma) communications
FI20000284A (fi) 2000-02-10 2001-08-11 Nokia Networks Oy Häiriönpoistomenetelmä sekä vastaanotin
EP1130792A1 (en) * 2000-03-03 2001-09-05 Lucent Technologies Inc. A method and rake receiver for phasor estimation in communication systems
EP1158695B1 (en) * 2000-05-23 2008-08-06 NTT DoCoMo, Inc. Space multiplex radio communication method and apparatus
JP4548954B2 (ja) * 2001-03-09 2010-09-22 株式会社日立国際電気 干渉信号除去装置
US7110431B2 (en) 2001-03-14 2006-09-19 Mercury Computer Systems, Inc. Hardware and software for performing computations in a short-code spread-spectrum communications system
JP3735056B2 (ja) * 2001-10-09 2006-01-11 株式会社日立国際電気 Ｃｄｍａ無線基地局
US6937843B2 (en) * 2001-12-05 2005-08-30 Lucent Technologies Inc. Wireless communication system with interference compensation
US6873596B2 (en) 2003-05-13 2005-03-29 Nokia Corporation Fourier-transform based linear equalization for CDMA downlink
US7420916B2 (en) * 2003-05-13 2008-09-02 Nokia Corporation Fourier-transform based linear equalization for MIMO CDMA downlink
US7428260B2 (en) 2003-10-30 2008-09-23 Marvell World Trade Ltd. Unified MMSE equalization and multi-user detection approach for use in a CDMA system
US8213553B2 (en) * 2004-04-12 2012-07-03 The Directv Group, Inc. Method and apparatus for identifying co-channel interference
US8594252B2 (en) * 2005-08-22 2013-11-26 Qualcomm Incorporated Interference cancellation for wireless communications
US8611305B2 (en) 2005-08-22 2013-12-17 Qualcomm Incorporated Interference cancellation for wireless communications
US8743909B2 (en) * 2008-02-20 2014-06-03 Qualcomm Incorporated Frame termination
US8630602B2 (en) * 2005-08-22 2014-01-14 Qualcomm Incorporated Pilot interference cancellation
US9071344B2 (en) * 2005-08-22 2015-06-30 Qualcomm Incorporated Reverse link interference cancellation
US8045660B1 (en) 2007-05-23 2011-10-25 Hypres, Inc. Wideband digital spectrometer
US9408165B2 (en) * 2008-06-09 2016-08-02 Qualcomm Incorporated Increasing capacity in wireless communications
US9277487B2 (en) 2008-08-01 2016-03-01 Qualcomm Incorporated Cell detection with interference cancellation
US9237515B2 (en) * 2008-08-01 2016-01-12 Qualcomm Incorporated Successive detection and cancellation for cell pilot detection
US8175135B1 (en) 2008-11-25 2012-05-08 Marvell International Ltd. Equalizer with adaptive noise loading
US9160577B2 (en) * 2009-04-30 2015-10-13 Qualcomm Incorporated Hybrid SAIC receiver
US8331505B2 (en) * 2009-05-04 2012-12-11 Qualcomm Incorporated Method and system for symbol detection using sub-constellations
US8787509B2 (en) * 2009-06-04 2014-07-22 Qualcomm Incorporated Iterative interference cancellation receiver
US8831149B2 (en) * 2009-09-03 2014-09-09 Qualcomm Incorporated Symbol estimation methods and apparatuses
ES2720629T3 (es) 2009-11-27 2019-07-23 Qualcomm Inc Mayor capacidad en comunicaciones inalámbricas
CN102668628B (zh) 2009-11-27 2015-02-11 高通股份有限公司 增加无线通信中的容量的方法和装置
US9344303B1 (en) 2012-01-04 2016-05-17 Marvell International Ltd. Adaptive signal covariance estimation for MMSE equalization
US9660743B1 (en) 2014-08-27 2017-05-23 Marvell International Ltd. Channel estimation by searching over channel response candidates having dominant components

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4349916A (en) * 1980-08-06 1982-09-14 The United States Of America As Represented By The Secretary Of The Air Force Adaptive interference tracker for suppression of narrow band interference
US4613978A (en) * 1984-06-14 1986-09-23 Sperry Corporation Narrowband interference suppression system
EP0589683B1 (en) * 1992-09-24 1999-06-09 Canon Kabushiki Kaisha Method for frequency comb spread spectrum modulation
GB9317604D0 (en) 1993-08-24 1993-10-06 Philips Electronics Uk Ltd Receiver for ds-cdma signals
US5377225A (en) * 1993-10-19 1994-12-27 Hughes Aircraft Company Multiple-access noise rejection filter for a DS-CDMA system
US5724378A (en) 1994-12-13 1998-03-03 Nit Mobile Communications Network, Inc. CDMA multiuser receiver and method
US5671247A (en) * 1995-10-24 1997-09-23 Motorola, Inc. Method and apparatus for interference suppression in spread spectrum signals
US6014412A (en) * 1996-04-19 2000-01-11 Amati Communications Corporation Digital radio frequency interference canceller

Also Published As

Publication number Publication date
AU725183B2 (en) 2000-10-05
AU4626197A (en) 1998-05-15
CN1105431C (zh) 2003-04-09
EP0932942A2 (en) 1999-08-04
NO991818L (no) 1999-04-16
US6532254B1 (en) 2003-03-11
NO991818D0 (no) 1999-04-16
WO1998018210A3 (en) 1998-06-18
FI964206A (fi) 1998-04-19
CN1234150A (zh) 1999-11-03
WO1998018210A2 (en) 1998-04-30
FI964206A0 (fi) 1996-10-18
JP2001502863A (ja) 2001-02-27

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