DE69320265D1 - Verfahren und Einrichtung zur entscheidungsrückgekoppelten Entzerrung für die blockweise Übertragung von Informationssymbolen - Google Patents

Verfahren und Einrichtung zur entscheidungsrückgekoppelten Entzerrung für die blockweise Übertragung von Informationssymbolen

Info

Publication number
DE69320265D1
DE69320265D1 DE69320265T DE69320265T DE69320265D1 DE 69320265 D1 DE69320265 D1 DE 69320265D1 DE 69320265 T DE69320265 T DE 69320265T DE 69320265 T DE69320265 T DE 69320265T DE 69320265 D1 DE69320265 D1 DE 69320265D1
Authority
DE
Germany
Prior art keywords
feedback
information symbols
equalization
blockwise transmission
decision
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69320265T
Other languages
English (en)
Other versions
DE69320265T2 (de
Inventor
Kaleh Ghassan Kawas
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Orange SA
Original Assignee
France Telecom SA
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 France Telecom SA filed Critical France Telecom SA
Publication of DE69320265D1 publication Critical patent/DE69320265D1/de
Application granted granted Critical
Publication of DE69320265T2 publication Critical patent/DE69320265T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04L25/03057—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a 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
    • H04L25/03993—Noise whitening
    • 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
    • H04L2025/0349—Tapped delay lines time-recursive as a feedback filter
    • 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
    • H04L2025/03605—Block 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)
  • Noise Elimination (AREA)
  • Filters That Use Time-Delay Elements (AREA)
DE69320265T 1992-06-26 1993-06-23 Verfahren und Einrichtung zur entscheidungsrückgekoppelten Entzerrung für die blockweise Übertragung von Informationssymbolen Expired - Lifetime DE69320265T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9207917A FR2693062B1 (fr) 1992-06-26 1992-06-26 Procédé et dispositif égaliseur à retour de décisions pour la transmission par blocs de symboles d'information.

Publications (2)

Publication Number Publication Date
DE69320265D1 true DE69320265D1 (de) 1998-09-17
DE69320265T2 DE69320265T2 (de) 1999-04-15

Family

ID=9431267

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69320265T Expired - Lifetime DE69320265T2 (de) 1992-06-26 1993-06-23 Verfahren und Einrichtung zur entscheidungsrückgekoppelten Entzerrung für die blockweise Übertragung von Informationssymbolen

Country Status (5)

Country Link
US (1) US5436929A (de)
EP (1) EP0576359B1 (de)
JP (1) JP3340190B2 (de)
DE (1) DE69320265T2 (de)
FR (1) FR2693062B1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5790598A (en) * 1996-03-01 1998-08-04 Her Majesty The Queen In Right Of Canada Block decision feedback equalizer
ATE292336T1 (de) * 1997-01-31 2005-04-15 Cit Alcatel Verfahren und geräte zur schachtelung/entschachtelung von digitalen daten und kommunikationssystem
IT1295863B1 (it) * 1997-10-22 1999-05-28 Telital Spa Metodo e apparato di trasmissione e ricezione di segnali digitali e stima dei canali di comunicazione
FR2776872B1 (fr) * 1998-03-25 2000-06-02 Nortel Matra Cellular Procede d'egalisation numerique, et recepteur de radiocommunication mettant en oeuvre un tel procede
US6151358A (en) * 1999-08-11 2000-11-21 Motorola, Inc. Method and apparatus, and computer program for producing filter coefficients for equalizers
FR2802041A1 (fr) * 1999-12-07 2001-06-08 Koninkl Philips Electronics Nv Methode de detection de blocs pour canal soumis a evanouissement
US6760374B1 (en) 2000-09-19 2004-07-06 Rockwell Collins, Inc. Block decision feedback equalization method and apparatus
US6763064B1 (en) 2000-09-21 2004-07-13 Rockwell Collins Block decision directed equalization method and apparatus
US7050513B1 (en) * 2001-02-20 2006-05-23 Comsys Communications & Signal Processing Ltd. Block based channel tracking using weighted recursive least squares
US6847917B2 (en) * 2001-05-24 2005-01-25 Simmonds Precision Products, Inc. Method and apparatus for selecting condition indicators in determining the health of a component
US7010030B2 (en) * 2001-07-20 2006-03-07 Koninklijke Philips Electronics N.V. Software definable block adaptive decision feedback equalizer
US7006564B2 (en) * 2001-08-15 2006-02-28 Intel Corporation Adaptive equalizer
WO2003055159A1 (en) * 2001-12-19 2003-07-03 Globespanvirata Incorporated Method and apparatus for cascaded feedforward filtering in a decision feedback equalizer
JP2003242133A (ja) * 2002-02-19 2003-08-29 Matsushita Electric Ind Co Ltd 行列演算装置
CA2502610A1 (en) * 2002-10-16 2005-01-13 Board Of Regents Of The University Of Texas System Bead bound combinatorial oligonucleoside phosphorothioate and phosphorodithioate aptamer libraries
CN1682214A (zh) * 2003-03-07 2005-10-12 松下电器产业株式会社 矩阵运算装置
WO2005034406A2 (en) * 2003-09-25 2005-04-14 Interdigital Technology Corporation Method and system for enhancing reception of wireless communication signals
AU2005203278A1 (en) * 2004-08-12 2006-03-02 Nec Australia Pty Ltd Method for calculating filter coefficients for an equaliser in a communication receiver
AU2005244521A1 (en) * 2004-12-20 2006-07-06 Nec Australia Pty Ltd Computing filter coefficients for an equaliser in a communication receiver
US7542508B2 (en) * 2005-04-21 2009-06-02 Lsi Logic Corporation Continuous-time decision feedback equalizer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4644562A (en) * 1985-08-28 1987-02-17 At&T Company Combined cross polarization interference cancellation and intersymbol interference equalization for terrestrial digital radio systems
EP0293620A1 (de) * 1987-05-25 1988-12-07 BBC Brown Boveri AG Signalübertragungsverfahren
NL8701333A (nl) * 1987-06-09 1989-01-02 Philips Nv Inrichting voor het bestrijden van intersymboolinterferentie en ruis.
US5031195A (en) * 1989-06-05 1991-07-09 International Business Machines Corporation Fully adaptive modem receiver using whitening matched filtering

Also Published As

Publication number Publication date
FR2693062A1 (fr) 1993-12-31
JP3340190B2 (ja) 2002-11-05
US5436929A (en) 1995-07-25
JPH06284053A (ja) 1994-10-07
EP0576359A1 (de) 1993-12-29
EP0576359B1 (de) 1998-08-12
DE69320265T2 (de) 1999-04-15
FR2693062B1 (fr) 1994-09-23

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Legal Events

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8364 No opposition during term of opposition