DE69332237T2 - Vorrichtung und verfahren zur maximal wahrscheinlichkeitsfolgeschätzung - Google Patents

Vorrichtung und verfahren zur maximal wahrscheinlichkeitsfolgeschätzung

Info

Publication number
DE69332237T2
DE69332237T2 DE69332237T DE69332237T DE69332237T2 DE 69332237 T2 DE69332237 T2 DE 69332237T2 DE 69332237 T DE69332237 T DE 69332237T DE 69332237 T DE69332237 T DE 69332237T DE 69332237 T2 DE69332237 T2 DE 69332237T2
Authority
DE
Germany
Prior art keywords
maximum
impact assessment
assessment
impact
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
DE69332237T
Other languages
English (en)
Other versions
DE69332237D1 (de
Inventor
Norio Yamaguchi
Haruhiro Shiino
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co Ltd
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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Publication of DE69332237D1 publication Critical patent/DE69332237D1/de
Application granted granted Critical
Publication of DE69332237T2 publication Critical patent/DE69332237T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/63—Joint error correction and other techniques
    • H03M13/6331—Error control coding in combination with equalisation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
    • H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
    • H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/06—Control of transmission; Equalising by the transmitted signal
    • 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
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/042—Detectors therefor, e.g. correlators, state machines
    • 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
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03248—Arrangements for operating in conjunction with other apparatus
    • H04L25/03299—Arrangements for operating in conjunction with other apparatus with noise-whitening circuitry
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H04L7/0337—Selecting between two or more discretely delayed clocks or selecting between two or more discretely delayed received code signals
DE69332237T 1992-06-18 1993-06-17 Vorrichtung und verfahren zur maximal wahrscheinlichkeitsfolgeschätzung Expired - Fee Related DE69332237T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP15947592 1992-06-18
PCT/JP1993/000817 WO1993026106A1 (en) 1992-06-18 1993-06-17 Maximum likelihood sequence estimating device and method therefor

Publications (2)

Publication Number Publication Date
DE69332237D1 DE69332237D1 (de) 2002-10-02
DE69332237T2 true DE69332237T2 (de) 2003-04-17

Family

ID=15694587

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69332237T Expired - Fee Related DE69332237T2 (de) 1992-06-18 1993-06-17 Vorrichtung und verfahren zur maximal wahrscheinlichkeitsfolgeschätzung

Country Status (5)

Country Link
US (1) US5533066A (de)
EP (1) EP0602249B1 (de)
CA (1) CA2113919A1 (de)
DE (1) DE69332237T2 (de)
WO (1) WO1993026106A1 (de)

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IL110202A (en) * 1994-07-04 1997-07-13 Tadiran Ltd Equalization and error detection apparatus for high rate digital communications
FI102797B (fi) * 1994-10-07 1999-02-15 Nokia Mobile Phones Ltd Signaalin ilmaisumenetelmä TDMA-matkaviestinjärjestelmän vastaanottime ssa sekä menetelmän toteuttava vastaanotin
US5748680A (en) * 1994-12-16 1998-05-05 Lucent Technologies Inc. Coarse frequency burst detector for a wireline communications system
FR2730110A1 (fr) * 1995-01-27 1996-08-02 Thomson Csf Procede de transmission d'informations
GB2309866A (en) * 1996-01-30 1997-08-06 Sony Corp Frequency error detection in mobile radio communications
DE19614543C1 (de) * 1996-04-12 1997-08-28 Philips Patentverwaltung Entzerrer mit erweiterter Kanalschätzung für einen Empfänger in einem digitalen Übertragungssystem
GB2321833B (en) 1997-02-03 2001-08-08 Symmetricom Inc Phase detector
IL120222A0 (en) * 1997-02-14 1997-06-10 D S P C Israel Ltd Method and apparatus for acquiring and tracking the sampling phase of a signal
US5991289A (en) * 1997-08-05 1999-11-23 Industrial Technology Research Institute Synchronization method and apparatus for guard interval-based OFDM signals
JP4196229B2 (ja) 1998-03-02 2008-12-17 ソニー株式会社 信号処理装置および方法、並びに記録媒体
US6130920A (en) * 1998-05-13 2000-10-10 Motorola Method and apparatus for accurate synchronization using symbol decision feedback
DE19824108A1 (de) * 1998-05-29 1999-12-02 Andreas Pesavento Ein System zur schnellen Berechnung von Dehnungsbildern aus hochfrequenten Ultraschall-Echosignalen
FI110825B (fi) * 1999-08-10 2003-03-31 Nokia Corp Menetelmä modulaationilmaisimen valintaan vastaanottimessa ja vastaanotin
US6384873B1 (en) * 1999-12-03 2002-05-07 Thomson Licensing S.A. Vector magnitude control of a comb filter
US6870858B1 (en) * 2000-05-12 2005-03-22 Nokia Corporation Training sequence based signalling for enhanced general packet radio service (EGPRS)
US6748338B2 (en) * 2001-11-21 2004-06-08 Winbond Electronics Corporation Method and apparatus for testing eye diagram characteristics
US6810093B1 (en) * 2002-05-03 2004-10-26 Atheros Communications, Inc. Sequence detection
US6757321B2 (en) * 2002-05-22 2004-06-29 Interdigital Technology Corporation Segment-wise channel equalization based data estimation
EP1453238A1 (de) * 2003-02-25 2004-09-01 CoreOptics, Inc., c/o The Corporation Trust Center Verfahren und Schaltung zur Einstellung der Abtastphase in einem überabgetasteten Empfänger
US7346103B2 (en) 2003-03-03 2008-03-18 Interdigital Technology Corporation Multi user detection using equalization and successive interference cancellation
US7292665B2 (en) * 2004-12-16 2007-11-06 Genesis Microchip Inc. Method and apparatus for reception of data over digital transmission link
US7616707B2 (en) * 2005-07-08 2009-11-10 Research In Motion Limited Methods and apparatus for reducing a sampling rate during a sampling phase determination process
US7697620B2 (en) * 2005-11-14 2010-04-13 Ibiquity Digital Corporation Equalizer for AM in-band on-channel radio receivers
US7929597B2 (en) * 2005-11-15 2011-04-19 Qualcomm Incorporated Equalizer for a receiver in a wireless communication system
US8391415B2 (en) * 2007-01-09 2013-03-05 Freescale Semiconductor, Inc. Electronic device, integrated circuit and method for selecting of an optimal sampling clock phase
US8306172B2 (en) * 2007-01-09 2012-11-06 Freescale Semiconductor, Inc. Electronic device, integrated circuit and method therefor
EP2122835A1 (de) * 2007-01-11 2009-11-25 Freescale Semiconductor, Inc. Kommunikationseinrichtung, integrierte schaltung und verfahren dafür
EP2086157B1 (de) * 2008-01-30 2012-09-26 Nokia Siemens Networks Oy Verfahren und Vorrichtung zur Verarbeitung von Daten und Kommunikationssystem mit einer derartigen Vorrichtung
US8566381B2 (en) * 2010-08-05 2013-10-22 Lsi Corporation Systems and methods for sequence detection in data processing

Family Cites Families (13)

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Publication number Priority date Publication date Assignee Title
US3815028A (en) * 1972-08-09 1974-06-04 Itt Maximum-likelihood detection system
JPS6324690Y2 (de) * 1981-05-12 1988-07-06
JP2693758B2 (ja) * 1987-01-07 1997-12-24 日本電気株式会社 フレームパルス発生方式
JPH088560B2 (ja) * 1987-07-20 1996-01-29 日本電信電話株式会社 並列処理型同期語検出器
US5271042A (en) * 1989-10-13 1993-12-14 Motorola, Inc. Soft decision decoding with channel equalization
SE464902B (sv) * 1989-10-24 1991-06-24 Ericsson Telefon Ab L M Foerfarande att adaptera en viterbialgoritm till en kanal med skiftande oeverfoeringsegenskaper samt en anordning foer genomfoerande av foerfarandet
SE465005B (sv) * 1989-11-15 1991-07-08 Ericsson Telefon Ab L M Foerfarande att bestaemma samplingstidpunkt
JPH0787400B2 (ja) * 1989-12-01 1995-09-20 クラリオン株式会社 相関パルス発生回路
US5140617A (en) * 1990-02-07 1992-08-18 Mitsubishi Denki Kabushiki Kaisha Frame phase estimation method and circuit
JP2560896B2 (ja) * 1990-07-31 1996-12-04 日本電気株式会社 最尤受信器
US5121414A (en) * 1990-08-09 1992-06-09 Motorola, Inc. Carrier frequency offset equalization
US5263026A (en) * 1991-06-27 1993-11-16 Hughes Aircraft Company Maximum likelihood sequence estimation based equalization within a mobile digital cellular receiver
JP2683665B2 (ja) * 1991-11-27 1997-12-03 日本電気株式会社 最尤系列推定装置

Also Published As

Publication number Publication date
EP0602249A4 (de) 1995-01-18
EP0602249B1 (de) 2002-08-28
US5533066A (en) 1996-07-02
DE69332237D1 (de) 2002-10-02
CA2113919A1 (en) 1993-12-23
EP0602249A1 (de) 1994-06-22
WO1993026106A1 (en) 1993-12-23

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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