EE03788B1 - Andmeside signaalide dekodeerimise meetod fikseeritud pikkusega otsusaknaga ja kommunikatsioonikanali salvestuskandja - Google Patents

Andmeside signaalide dekodeerimise meetod fikseeritud pikkusega otsusaknaga ja kommunikatsioonikanali salvestuskandja

Info

Publication number
EE03788B1
EE03788B1 EE9800380A EE9800380A EE03788B1 EE 03788 B1 EE03788 B1 EE 03788B1 EE 9800380 A EE9800380 A EE 9800380A EE 9800380 A EE9800380 A EE 9800380A EE 03788 B1 EE03788 B1 EE 03788B1
Authority
EE
Estonia
Prior art keywords
storage medium
fixed length
decoding data
data communication
communication channel
Prior art date
Application number
EE9800380A
Other languages
English (en)
Other versions
EE9800380A (et
Inventor
Stenström Niklas
Johansson Karin
Original Assignee
Telefonaktiebolaget Lm Ericsson (Publ)
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 Telefonaktiebolaget Lm Ericsson (Publ) filed Critical Telefonaktiebolaget Lm Ericsson (Publ)
Publication of EE9800380A publication Critical patent/EE9800380A/et
Publication of EE03788B1 publication Critical patent/EE03788B1/et

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
    • H03M13/37—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
    • H03M13/4138—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors soft-output Viterbi algorithm based decoding, i.e. Viterbi decoding with weighted decisions
    • H03M13/4146—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors soft-output Viterbi algorithm based decoding, i.e. Viterbi decoding with weighted decisions soft-output Viterbi decoding according to Battail and Hagenauer in which the soft-output is determined using path metric differences along the maximum-likelihood path, i.e. "SOVA" decoding

Landscapes

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
EE9800380A 1996-05-10 1997-05-12 Andmeside signaalide dekodeerimise meetod fikseeritud pikkusega otsusaknaga ja kommunikatsioonikanali salvestuskandja EE03788B1 (et)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/644,574 US5822340A (en) 1996-05-10 1996-05-10 Method for decoding data signals using fixed-length decision window
PCT/SE1997/000775 WO1997043834A1 (en) 1996-05-10 1997-05-12 Method for decoding data signals using fixed-length decision window

Publications (2)

Publication Number Publication Date
EE9800380A EE9800380A (et) 1999-04-15
EE03788B1 true EE03788B1 (et) 2002-06-17

Family

ID=24585476

Family Applications (1)

Application Number Title Priority Date Filing Date
EE9800380A EE03788B1 (et) 1996-05-10 1997-05-12 Andmeside signaalide dekodeerimise meetod fikseeritud pikkusega otsusaknaga ja kommunikatsioonikanali salvestuskandja

Country Status (11)

Country Link
US (1) US5822340A (et)
EP (1) EP0897620B1 (et)
JP (1) JP3756525B2 (et)
CN (1) CN1100393C (et)
AU (1) AU723989B2 (et)
BR (1) BR9709225A (et)
DE (1) DE69719024T2 (et)
EE (1) EE03788B1 (et)
MY (1) MY118682A (et)
PL (1) PL185386B1 (et)
WO (1) WO1997043834A1 (et)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3567067B2 (ja) * 1997-11-04 2004-09-15 株式会社日立グローバルストレージテクノロジーズ ディジタル磁気記録再生装置
US6029267A (en) * 1997-11-25 2000-02-22 Lucent Technologies Inc. Single-cycle, soft decision, compare-select operation using dual-add processor
US6108386A (en) * 1998-04-03 2000-08-22 Lucent Technologies Inc. List Viterbi algorithms for continuous data transmission
FI106416B (fi) 1999-02-09 2001-01-31 Nokia Mobile Phones Ltd Menetelmä ja laite dekoodatun symbolisarjan luotettavuuden määrittämiseksi
WO2000048325A1 (de) * 1999-02-11 2000-08-17 Siemens Aktiengesellschaft Verfahren und anordnung zur decodierung eines vorgegebenen codeworts
DE19918319C2 (de) * 1999-04-22 2001-09-27 Siemens Ag Verfahren zum Decodieren von faltungscodierten Codewörtern, entsprechender Faltungsdecodierer und Verwendung des Verfahrens oder des Faltungsdecodierers
DE69923970T2 (de) * 1999-09-14 2006-04-27 Lucent Technologies Inc. Kanaldecodiereinrichtung und Verfahren zum Kanaldecodieren
US7006581B2 (en) 2000-05-25 2006-02-28 Vigil Armando J Method for demodulating a digital signal subjected to multipath propagation impairment and an associated receiver
DE50104995D1 (de) * 2000-10-24 2005-02-03 Infineon Technologies Ag Verfahren und vorrichtung zum dekodieren einer folge physikalischer signale, zuverlässigkeitswert-ermittlungseinheit und viterbi-dekodiereinheit
US7765458B1 (en) * 2005-09-29 2010-07-27 Marvell International Ltd. Error pattern generation for trellis-based detection and/or decoding
JP4918059B2 (ja) * 2008-03-28 2012-04-18 京セラ株式会社 受信装置およびビタビ復号方法
JP2009246490A (ja) * 2008-03-28 2009-10-22 Kyocera Corp 受信装置およびビタビ復号方法
CN101605021B (zh) 2009-07-29 2012-08-08 华为终端有限公司 采用yi算法进行检测的方法、及yi检测器

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU8154082A (en) * 1981-03-17 1982-09-23 Sea Containers Ltd. Cargo refrigeration
FR2585906B1 (fr) * 1985-08-02 1987-09-25 Battail Gerard Procede de decodage d'un code convolutif et decodeur correspondant
DE3910739C3 (de) * 1989-04-03 1996-11-21 Deutsche Forsch Luft Raumfahrt Verfahren zum Verallgemeinern des Viterbi-Algorithmus und Einrichtungen zur Durchführung des Verfahrens
US5229767A (en) * 1991-09-05 1993-07-20 Motorola, Inc. Decoder for convolutionally encoded information
US5331666A (en) * 1992-06-08 1994-07-19 Ericsson Ge Mobile Communications Inc. Adaptive maximum likelihood demodulator
US5432821A (en) * 1992-12-02 1995-07-11 University Of Southern California System and method for estimating data sequences in digital transmissions
US5537444A (en) * 1993-01-14 1996-07-16 At&T Corp. Extended list output and soft symbol output viterbi algorithms
US5414738A (en) * 1993-11-09 1995-05-09 Motorola, Inc. Maximum likelihood paths comparison decoder
US5497384A (en) * 1993-12-29 1996-03-05 International Business Machines Corporation Permuted trellis codes for input restricted partial response channels

Also Published As

Publication number Publication date
AU723989B2 (en) 2000-09-07
CN1224545A (zh) 1999-07-28
EP0897620B1 (en) 2003-02-12
DE69719024T2 (de) 2003-10-09
EE9800380A (et) 1999-04-15
BR9709225A (pt) 1999-08-10
MY118682A (en) 2005-01-31
WO1997043834A1 (en) 1997-11-20
DE69719024D1 (de) 2003-03-20
EP0897620A1 (en) 1999-02-24
US5822340A (en) 1998-10-13
PL329724A1 (en) 1999-04-12
JP3756525B2 (ja) 2006-03-15
CN1100393C (zh) 2003-01-29
JP2000512090A (ja) 2000-09-12
AU2984197A (en) 1997-12-05
PL185386B1 (pl) 2003-04-30

Similar Documents

Publication Publication Date Title
DE69703326D1 (de) Optisches Aufzeichnungsmittel und -verfahren
GB9725629D0 (en) Marketing system,information communications method and recording medium thereof
KR960016235A (ko) 디지탈 신호 송신 방법, 디지탈 신호 수신 장치, 및 기록매체
EP1047056A4 (en) OPTICAL RECORDING MEDIUM AND OPTICAL RECORDING METHOD
EP0896331A4 (en) INFORMATION RECORDING METHOD, INFORMATION RECORDING / REPRODUCING DEVICE, AND INFORMATION RECORDING MEDIUM
AU2929997A (en) Data communications systems and methods using interspersed error detection bits
DE69900021D1 (de) Optisches Datenaufzeichnungsverfahren und Datenaufzeichnungsmedium
AU5631398A (en) Information encoding method and apparatus, information decoding method and apparatus and information recording medium
AU1589795A (en) Data encoding method and apparatus, data decoding method and apparatus, data recording medium, and data transmission method
HK1068451A1 (en) Optical recording medium and optical recording/reproducing method and apparatus
EE03788B1 (et) Andmeside signaalide dekodeerimise meetod fikseeritud pikkusega otsusaknaga ja kommunikatsioonikanali salvestuskandja
DE69526249D1 (de) Datenaufzeichnungssystem und -verfahren
EP0860295A4 (en) OPTICAL INFORMATION RECORDING MEDIUM, CORRESPONDING MANUFACTURING METHOD, AND OPTICAL INFORMATION RECORDING AND READING METHOD AND DEVICE
SG72852A1 (en) Optical recording medium and recording and reproducing method using the same
EP0930611A4 (en) RECORDING MEDIUM AND CORRESPONDING REPRODUCING APPARATUS
HK1050072A1 (en) Information recording method and apparatus with additional recording function
EP0924962A4 (en) Coding method and apparatus, decoding method and apparatus, and recording medium
EP0873015A4 (en) METHOD AND DEVICE FOR IMAGE ENCODING AND DECODING AND DATA RECORDING MEDIUM
EP0915462A4 (en) MAGNETO-OPTICAL RECORDING MEDIUM, REPRODUCING METHOD, AND REPRODUCING DEVICE
EP0913818A4 (en) MAGNETO-OPTICAL RECORDING MEDIUM, REPRODUCING METHOD, AND REPRODUCING DEVICE
EP0686968A3 (en) Optical information recording medium, optical information recording method, and optical information reproducing device
BR9505853A (pt) Processo e aparelho de codificação e de decodificação de sinal digital e meio de registro de sinal digital
DE69824479D1 (de) Optisches Aufzeichnungsmedium, und dieses benutzende Aufzeichnungs- und/oder Reproduktions-Methode
EP0980071A4 (en) INFORMATION RECORDING DEVICE, RECORDING METHOD, AND RECORDING MEDIA
DE69831205D1 (de) Datenübertragungsverfahren und -system sowie Programmaufzeichnungsmedium

Legal Events

Date Code Title Description
KB4A Valid patent at the end of a year

Effective date: 20021231

KB4A Valid patent at the end of a year

Effective date: 20031231

HE1A Change of address
KB4A Valid patent at the end of a year

Effective date: 20041231

KB4A Valid patent at the end of a year

Effective date: 20051231

KB4A Valid patent at the end of a year

Effective date: 20061231

KB4A Valid patent at the end of a year

Effective date: 20071231

KB4A Valid patent at the end of a year

Effective date: 20081231

MM4A Lapsed by not paying the annual fees

Effective date: 20090512