FR2801150B1 - Egaliseur recursif de precurseur - Google Patents

Egaliseur recursif de precurseur

Info

Publication number
FR2801150B1
FR2801150B1 FR0013310A FR0013310A FR2801150B1 FR 2801150 B1 FR2801150 B1 FR 2801150B1 FR 0013310 A FR0013310 A FR 0013310A FR 0013310 A FR0013310 A FR 0013310A FR 2801150 B1 FR2801150 B1 FR 2801150B1
Authority
FR
France
Prior art keywords
recursible
equalizer
precursor
recursible equalizer
precursor recursible
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 - Fee Related
Application number
FR0013310A
Other languages
English (en)
Other versions
FR2801150A1 (fr
Inventor
Qu Gary Jin
Gordon J Reesor
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.)
Microsemi Semiconductor ULC
Original Assignee
Mitel 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 Mitel Corp filed Critical Mitel Corp
Publication of FR2801150A1 publication Critical patent/FR2801150A1/fr
Application granted granted Critical
Publication of FR2801150B1 publication Critical patent/FR2801150B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03356—Baseband transmission
    • H04L2025/03363—Multilevel
    • 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
    • H04L2025/03681—Control of adaptation
    • H04L2025/03687—Control of adaptation of step size
    • H04L2025/03694—Stop and go

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Dc Digital Transmission (AREA)
FR0013310A 1999-10-18 2000-10-18 Egaliseur recursif de precurseur Expired - Fee Related FR2801150B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9924624A GB2355629B (en) 1999-10-18 1999-10-18 Precursor decision feedback equalizer (PDFE)

Publications (2)

Publication Number Publication Date
FR2801150A1 FR2801150A1 (fr) 2001-05-18
FR2801150B1 true FR2801150B1 (fr) 2003-07-25

Family

ID=10862931

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0013310A Expired - Fee Related FR2801150B1 (fr) 1999-10-18 2000-10-18 Egaliseur recursif de precurseur

Country Status (7)

Country Link
US (1) US6697423B1 (fr)
CA (1) CA2322596A1 (fr)
DE (1) DE10051490B4 (fr)
FI (1) FI20002290A (fr)
FR (1) FR2801150B1 (fr)
GB (1) GB2355629B (fr)
SE (1) SE0003763A0 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI111043B (fi) * 2002-02-19 2003-05-15 Tellabs Oy Menetelmä ja laitteisto adaptiivisen Tomlinson-Harashima esikoodauksen tekemiseksi digitaalisella tietoliikenneyhteydellä
US7839922B2 (en) * 2004-05-18 2010-11-23 Broadcom Corporation Decision feedback equalizer circuit
US7177352B1 (en) 2004-05-28 2007-02-13 Pmc-Sierra, Inc. Pre-cursor inter-symbol interference cancellation
US7522663B2 (en) * 2005-03-10 2009-04-21 Stmicroelectronics, Inc. Burst error limiting feedback equalizer system and method for multidimensional modulation systems
US8428113B1 (en) 2009-01-23 2013-04-23 Pmc-Sierra, Inc. Equalizer for heavily clipped or compressed communications signals
US8275028B2 (en) * 2009-06-30 2012-09-25 Intel Corporation Advanced television systems committee (ATSC) digital television (DTV) receiver
US8644369B1 (en) 2009-12-01 2014-02-04 Pmc-Sierra, Inc. Equalizer adaptation for heavily compressed or clipped communications signals
US8737459B2 (en) * 2011-07-08 2014-05-27 Texas Instruments Incorporated Transmitter equalizer optimization

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2592449B2 (ja) * 1987-02-27 1997-03-19 株式会社日立製作所 波形等化器
US5031194A (en) * 1989-08-11 1991-07-09 Bell Communications Research, Inc. Wideband digital equalizers for subscriber loops
US5327460A (en) * 1992-07-07 1994-07-05 National Semiconductor Corporation Method and apparatus for filtering post decision feedback equalization noise
US5414733A (en) * 1993-12-20 1995-05-09 Adtran Decision feedback equalizer employing fixed ratio postcursor taps for minimizing noise and intersymbol interference in signals conveyed over high speed data service loop
US5572262A (en) * 1994-12-29 1996-11-05 Philips Electronics North America Corporation Receiver based methods and devices for combating co-channel NTSC interference in digital transmission
US5742642A (en) * 1996-10-29 1998-04-21 Telefonaktiebolaget Lm Ericsson Signal processing method and apparatus for reducing equalizer error
US6002713A (en) * 1997-10-22 1999-12-14 Pc Tel, Inc. PCM modem equalizer with adaptive compensation for robbed bit signalling
US6314135B1 (en) * 1998-08-28 2001-11-06 Adtran, Inc. Method and apparatus for updating precoder coefficients in a data communication transmitter

Also Published As

Publication number Publication date
GB9924624D0 (en) 1999-12-22
DE10051490A1 (de) 2001-04-26
FI20002290A0 (fi) 2000-10-17
CA2322596A1 (fr) 2001-04-18
GB2355629A (en) 2001-04-25
FI20002290A (fi) 2001-04-19
FR2801150A1 (fr) 2001-05-18
US6697423B1 (en) 2004-02-24
DE10051490B4 (de) 2006-12-14
GB2355629B (en) 2004-02-11
SE0003763D0 (sv) 2000-10-18
SE0003763A0 (sv) 2001-04-19

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse
RN Application for restoration
D5 Renunciation due to an appeal on restauration