FI20002819A - Menetelmä kanavakorjauksen suorittamiseksi, vastaanotin, kanavakorjain ja langaton viestintälaite - Google Patents

Menetelmä kanavakorjauksen suorittamiseksi, vastaanotin, kanavakorjain ja langaton viestintälaite Download PDF

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Publication number
FI20002819A
FI20002819A FI20002819A FI20002819A FI20002819A FI 20002819 A FI20002819 A FI 20002819A FI 20002819 A FI20002819 A FI 20002819A FI 20002819 A FI20002819 A FI 20002819A FI 20002819 A FI20002819 A FI 20002819A
Authority
FI
Finland
Prior art keywords
channel
receiver
wireless communication
communication device
correction
Prior art date
Application number
FI20002819A
Other languages
English (en)
Swedish (sv)
Other versions
FI20002819A0 (fi
FI113116B (fi
Inventor
Ari Haemaelaeinen
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
Priority to FI20002819A priority Critical patent/FI113116B/fi
Publication of FI20002819A0 publication Critical patent/FI20002819A0/fi
Priority to EP01660229A priority patent/EP1233586A3/en
Priority to US10/025,119 priority patent/US7245670B2/en
Publication of FI20002819A publication Critical patent/FI20002819A/fi
Application granted granted Critical
Publication of FI113116B publication Critical patent/FI113116B/fi

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
    • H04L25/03038—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
    • H04L25/03057—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a recursive structure
    • H04L25/03063—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a recursive structure using fractionally spaced delay lines or combinations of fractionally and integrally spaced taps
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03375—Passband transmission
    • H04L2025/03401—PSK
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03433—Arrangements for removing intersymbol interference characterised by equaliser structure
    • H04L2025/03439—Fixed structures
    • H04L2025/03445—Time domain
    • H04L2025/03471—Tapped delay lines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03433—Arrangements for removing intersymbol interference characterised by equaliser structure
    • H04L2025/03439—Fixed structures
    • H04L2025/03445—Time domain
    • H04L2025/03471—Tapped delay lines
    • H04L2025/03484—Tapped delay lines time-recursive
    • H04L2025/03503—Tapped delay lines time-recursive as a combination of feedback and prediction filters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03592—Adaptation methods
    • H04L2025/03598—Algorithms
    • H04L2025/03611—Iterative algorithms

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
FI20002819A 2000-12-21 2000-12-21 Menetelmä kanavakorjauksen suorittamiseksi, vastaanotin, kanavakorjain ja langaton viestintälaite FI113116B (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI20002819A FI113116B (fi) 2000-12-21 2000-12-21 Menetelmä kanavakorjauksen suorittamiseksi, vastaanotin, kanavakorjain ja langaton viestintälaite
EP01660229A EP1233586A3 (en) 2000-12-21 2001-12-17 A method for channel equalization, a receiver, a channel equalizer, and a wireless communication device
US10/025,119 US7245670B2 (en) 2000-12-21 2001-12-19 Method for channel equalization, a receiver a channel equalizer, and a wireless communication device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20002819A FI113116B (fi) 2000-12-21 2000-12-21 Menetelmä kanavakorjauksen suorittamiseksi, vastaanotin, kanavakorjain ja langaton viestintälaite
FI20002819 2000-12-21

Publications (3)

Publication Number Publication Date
FI20002819A0 FI20002819A0 (fi) 2000-12-21
FI20002819A true FI20002819A (fi) 2002-08-29
FI113116B FI113116B (fi) 2004-02-27

Family

ID=8559779

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20002819A FI113116B (fi) 2000-12-21 2000-12-21 Menetelmä kanavakorjauksen suorittamiseksi, vastaanotin, kanavakorjain ja langaton viestintälaite

Country Status (3)

Country Link
US (1) US7245670B2 (fi)
EP (1) EP1233586A3 (fi)
FI (1) FI113116B (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100358254C (zh) * 2004-08-13 2007-12-26 华为技术有限公司 无线通信***中功率保护的优化方法
US8155530B2 (en) * 2005-04-25 2012-04-10 The Regents Of The University Of California System and method for increasing spectral efficiency, capacity and/or dispersion-limited reach of modulated signals in communication links
CN1917403B (zh) * 2005-08-16 2011-07-20 中兴通讯股份有限公司 一种基于fpga实现的保护功放的方法和装置
FR2899051A1 (fr) * 2006-03-27 2007-09-28 France Telecom Procede et dispositif de reception d'un signal de donnees compose de blocs de symboles et programme d'ordinateur correspondant.

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9023605D0 (en) * 1990-10-30 1990-12-12 British Telecomm Digital radio
SE513657C2 (sv) 1993-06-24 2000-10-16 Ericsson Telefon Ab L M Sätt och anordning att vid digital signalöverföring estimera överförda symboler hos en mottagare
US5970239A (en) * 1997-08-11 1999-10-19 International Business Machines Corporation Apparatus and method for performing model estimation utilizing a discriminant measure
US5887035A (en) * 1997-10-31 1999-03-23 Ericsson, Inc. Method for joint equalization and detection of multiple user signals
US6049574A (en) 1998-04-17 2000-04-11 Trustees Of Tufts College Blind adaptive equalization using cost function that measures dissimilarity between the probability distributions of source and equalized signals
EP0954142A1 (en) * 1998-04-28 1999-11-03 Lucent Technologies Inc. Channel estimation using a sliding window technique
BR9901056A (pt) * 1998-04-30 2000-01-18 Lucent Technilogies Inc Estimação de canal usando realimentação de decisão temporária.
CA2269925C (en) * 1998-04-30 2004-02-03 Lucent Technologies Inc. Iterative channel estimation
EP0959580A1 (en) 1998-05-19 1999-11-24 Lucent Technologies Inc. Iterative equaliser and decoder
US6327302B1 (en) * 1998-08-28 2001-12-04 Ericsson Inc. Fast adaptive equalizer for wireless communication systems
US6404809B1 (en) * 1998-09-08 2002-06-11 Conexant Systems, Inc. Method and apparatus for training equalizer structures in a digital communication system having periodic digital impairments
US6100835A (en) * 1998-09-10 2000-08-08 Spacecode Llc Multi-symbol analysis for digital symbol determination
US6292918B1 (en) * 1998-11-05 2001-09-18 Qualcomm Incorporated Efficient iterative decoding
US6567481B1 (en) * 1999-04-30 2003-05-20 Ericsson Inc. Receivers including iterative map detection and related methods
DE69923541T2 (de) * 1999-05-10 2006-02-16 Lucent Technologies Inc. Verfahren zur Bestimmung der Geschwindigkeit einer Mobilstation in einem zellularen Kommunikationssystem
AUPQ027899A0 (en) * 1999-05-10 1999-06-03 Canon Information Systems Research Australia Pty Ltd Method and apparatus for automatically positioning one or more objects within a region
EP1177663B1 (en) * 1999-05-11 2008-10-01 Telefonaktiebolaget LM Ericsson (publ) Multicarrier equaliser based on krakovian algebra
US6512802B1 (en) * 1999-09-28 2003-01-28 Nortel Networks Limited Method and apparatus for equalization and data symbol detection for MPSK modulation
US6700919B1 (en) * 1999-11-30 2004-03-02 Texas Instruments Incorporated Channel estimation for communication system using weighted estimates based on pilot data and information data
US6674820B1 (en) * 2000-02-15 2004-01-06 Ericsson Inc. Receiver devices, systems and methods for receiving communication signals subject to colored noise
US6307901B1 (en) * 2000-04-24 2001-10-23 Motorola, Inc. Turbo decoder with decision feedback equalization

Also Published As

Publication number Publication date
US7245670B2 (en) 2007-07-17
FI20002819A0 (fi) 2000-12-21
FI113116B (fi) 2004-02-27
EP1233586A2 (en) 2002-08-21
US20020114408A1 (en) 2002-08-22
EP1233586A3 (en) 2002-08-28

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