DE69213045D1 - Schnell-konvergierender, entscheidungsrückgekoppelter Entzerrer - Google Patents

Schnell-konvergierender, entscheidungsrückgekoppelter Entzerrer

Info

Publication number
DE69213045D1
DE69213045D1 DE69213045T DE69213045T DE69213045D1 DE 69213045 D1 DE69213045 D1 DE 69213045D1 DE 69213045 T DE69213045 T DE 69213045T DE 69213045 T DE69213045 T DE 69213045T DE 69213045 D1 DE69213045 D1 DE 69213045D1
Authority
DE
Germany
Prior art keywords
decision feedback
feedback equalizer
fast converging
converging
fast
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
DE69213045T
Other languages
English (en)
Other versions
DE69213045T2 (de
Inventor
Yuzo Kurokami
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.)
NEC Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69213045D1 publication Critical patent/DE69213045D1/de
Publication of DE69213045T2 publication Critical patent/DE69213045T2/de
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
    • H04L2025/03433—Arrangements for removing intersymbol interference characterised by equaliser structure
    • H04L2025/03535—Variable structures
    • H04L2025/03541—Switching between domains, e.g. between time and frequency
    • 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
    • H04L2025/03535—Variable structures
    • H04L2025/03547—Switching between time domain structures
    • H04L2025/03566—Switching between time domain structures between different tapped delay line structures
    • H04L2025/03573—Switching between time domain structures between different tapped delay line structures between recursive and non-recursive

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)
  • Filters That Use Time-Delay Elements (AREA)
DE69213045T 1991-02-19 1992-02-18 Schnell-konvergierender, entscheidungsrückgekoppelter Entzerrer Expired - Fee Related DE69213045T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3045439A JP2611557B2 (ja) 1991-02-19 1991-02-19 判定帰還形自動等化器

Publications (2)

Publication Number Publication Date
DE69213045D1 true DE69213045D1 (de) 1996-10-02
DE69213045T2 DE69213045T2 (de) 1997-02-06

Family

ID=12719356

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69213045T Expired - Fee Related DE69213045T2 (de) 1991-02-19 1992-02-18 Schnell-konvergierender, entscheidungsrückgekoppelter Entzerrer

Country Status (4)

Country Link
US (1) US5285475A (de)
EP (1) EP0500041B1 (de)
JP (1) JP2611557B2 (de)
DE (1) DE69213045T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5535150A (en) * 1993-04-20 1996-07-09 Massachusetts Institute Of Technology Single chip adaptive filter utilizing updatable weighting techniques
US5812737A (en) * 1995-01-09 1998-09-22 The Board Of Trustees Of The Leland Stanford Junior University Harmonic and frequency-locked loop pitch tracker and sound separation system
JP3270289B2 (ja) * 1995-03-15 2002-04-02 日本電気株式会社 判定帰還形等化器
JPH09284353A (ja) * 1996-04-18 1997-10-31 Matsushita Commun Ind Co Ltd 受信機
US5912825A (en) * 1997-02-27 1999-06-15 Eg&G Instruments, Inc. Gated base line restorer system
US7080108B1 (en) * 1999-11-02 2006-07-18 Intel Corporation Discrete filter having a tap selection circuit
JP3611528B2 (ja) * 2001-02-23 2005-01-19 松下電器産業株式会社 波形等化装置
ATE385026T1 (de) * 2001-05-02 2008-02-15 Koninkl Philips Electronics Nv Verfahren zur inversen filterung, verfahren zur synthesefilterung, entsprechende filterungsvorrichtungen und vorrichtungen mit solchen filterungsvorrichtungen
JP3916480B2 (ja) * 2002-02-22 2007-05-16 松下電器産業株式会社 デジタル復調装置および同期検出方法
JP5257080B2 (ja) * 2009-01-08 2013-08-07 日本電気株式会社 等化器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3000856A1 (de) * 1980-01-11 1981-07-16 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Adaptive entzerrereinrichtung
GB2069296B (en) * 1980-01-31 1984-07-11 Marconi Co Ltd Signal receivers
DE3116266A1 (de) * 1981-04-24 1982-11-11 TE KA DE Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Verfahren zum entzerren eines datensignales
DE3231768A1 (de) * 1982-08-26 1984-03-01 Standard Elektrik Lorenz Ag, 7000 Stuttgart Entzerrer mit adaptiver quantisierter rueckkopplung
JPS59200533A (ja) * 1983-04-26 1984-11-13 Nec Corp 適応判定帰還自動等化器
JPH0681167B2 (ja) * 1984-07-28 1994-10-12 富士通株式会社 ディジタル無線通信用の受信装置
CA1278347C (en) * 1987-09-22 1990-12-27 Shoichi Mizoguchi Correlation detecting circuit operable in a low frequency
JP2616152B2 (ja) * 1990-06-15 1997-06-04 日本電気株式会社 自動等化器

Also Published As

Publication number Publication date
DE69213045T2 (de) 1997-02-06
JPH04264823A (ja) 1992-09-21
JP2611557B2 (ja) 1997-05-21
US5285475A (en) 1994-02-08
EP0500041B1 (de) 1996-08-28
EP0500041A3 (en) 1992-11-25
EP0500041A2 (de) 1992-08-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee