DE69328636T2 - Bitfehler zählverfahren und zähler - Google Patents

Bitfehler zählverfahren und zähler

Info

Publication number
DE69328636T2
DE69328636T2 DE69328636T DE69328636T DE69328636T2 DE 69328636 T2 DE69328636 T2 DE 69328636T2 DE 69328636 T DE69328636 T DE 69328636T DE 69328636 T DE69328636 T DE 69328636T DE 69328636 T2 DE69328636 T2 DE 69328636T2
Authority
DE
Germany
Prior art keywords
counter
bit error
counting method
error counting
bit
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
DE69328636T
Other languages
English (en)
Other versions
DE69328636D1 (de
Inventor
Masami Abe
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.)
Canon Inc
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 DE69328636D1 publication Critical patent/DE69328636D1/de
Application granted granted Critical
Publication of DE69328636T2 publication Critical patent/DE69328636T2/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
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H04L1/208—Arrangements for detecting or preventing errors in the information received using signal quality detector involving signal re-encoding
    • 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
    • H03M13/3961—Arrangements of methods for branch or transition metric calculation
    • 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
    • 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
    • H03M13/65—Purpose and implementation aspects
    • H03M13/6502—Reduction of hardware complexity or efficient processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Error Detection And Correction (AREA)
DE69328636T 1993-06-21 1993-06-21 Bitfehler zählverfahren und zähler Expired - Lifetime DE69328636T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1993/000830 WO1995001008A1 (fr) 1993-06-21 1993-06-21 Methode de comptage des erreurs sur les bits et compteur

Publications (2)

Publication Number Publication Date
DE69328636D1 DE69328636D1 (de) 2000-06-15
DE69328636T2 true DE69328636T2 (de) 2001-01-25

Family

ID=14070354

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69328636T Expired - Lifetime DE69328636T2 (de) 1993-06-21 1993-06-21 Bitfehler zählverfahren und zähler

Country Status (4)

Country Link
EP (1) EP0748057B1 (de)
JP (1) JP2917177B2 (de)
DE (1) DE69328636T2 (de)
WO (1) WO1995001008A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19647314A1 (de) * 1996-11-13 1998-05-14 Siemens Ag Verfahren zum Erkennen von Fehlern bei der Datenübertragung
FI102335B (fi) 1997-02-28 1998-11-13 Nokia Telecommunications Oy Vastaanottomenetelmä ja vastaanotin
US6553065B1 (en) * 1999-02-04 2003-04-22 Nokia Corporation Mobile station employing CRC verification using decoding reliability and methods therefor
US6668298B1 (en) * 1999-12-29 2003-12-23 Intel Corporation Shifting an input signal from a high-speed domain to a lower-speed domain
US7010731B2 (en) 2002-08-14 2006-03-07 Intel Corporation Method and apparatus of generating a quality indicator
JP2006262394A (ja) * 2005-03-18 2006-09-28 Nec Corp 復号回路及び復号方法
US8879643B2 (en) 2008-04-15 2014-11-04 Qualcomm Incorporated Data substitution scheme for oversampled data

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56169952A (en) * 1980-06-03 1981-12-26 Nippon Hoso Kyokai <Nhk> Code arrangement discriminating system
GB8327084D0 (en) * 1983-10-11 1983-11-09 Gordon J Error correction decoder apparatus
JPS61338U (ja) * 1984-06-06 1986-01-06 クラリオン株式会社 復号装置
JPS62159519A (ja) * 1986-01-08 1987-07-15 Hitachi Ltd 誤り訂正方法及びその装置
CA1260143A (en) * 1986-02-24 1989-09-26 Atsushi Yamashita Path trace viterbi decoder
US4823346A (en) * 1986-04-16 1989-04-18 Hitachi, Ltd. Maximum likelihood decoder
JPH01235073A (ja) * 1988-03-14 1989-09-20 Sony Corp データ種別検出装置
US5050191A (en) * 1989-10-24 1991-09-17 Hughes Aircraft Company Synchronization detector using path metric and branch metric values of a Viterbi decoder
EP0426894A1 (de) * 1989-11-08 1991-05-15 Siemens Aktiengesellschaft Verfahren zur schnellen Empfängersynchronisation unter Ausnutzung einer fehlerkorrigierenden Codierung
JP2594683B2 (ja) * 1990-05-18 1997-03-26 三菱電機株式会社 ヴィタビ・デコーダ
FR2664111A1 (fr) * 1990-06-28 1992-01-03 Alcatel Transmission Circuit de decodage de codes convolutionnels pour l'execution de l'etape de stockage et d'exploration inverse des chemins survivants d'un algorithme de viterbi.
JP3120511B2 (ja) * 1991-11-21 2000-12-25 ソニー株式会社 ビタビ復号装置

Also Published As

Publication number Publication date
EP0748057A4 (de) 1997-07-30
WO1995001008A1 (fr) 1995-01-05
EP0748057B1 (de) 2000-05-10
EP0748057A1 (de) 1996-12-11
JP2917177B2 (ja) 1999-07-12
DE69328636D1 (de) 2000-06-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: CANON KABUSHIKI KAISHA, TOKIO/TOKYO, JP