DE3481255D1 - Digitaler datendekodierer. - Google Patents

Digitaler datendekodierer.

Info

Publication number
DE3481255D1
DE3481255D1 DE8484306960T DE3481255T DE3481255D1 DE 3481255 D1 DE3481255 D1 DE 3481255D1 DE 8484306960 T DE8484306960 T DE 8484306960T DE 3481255 T DE3481255 T DE 3481255T DE 3481255 D1 DE3481255 D1 DE 3481255D1
Authority
DE
Germany
Prior art keywords
digital data
data decoder
decoder
digital
data
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
DE8484306960T
Other languages
English (en)
Inventor
John Hatfield Gordon
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.)
Signal Processors Ltd
Original Assignee
Signal Processors 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 Signal Processors Ltd filed Critical Signal Processors Ltd
Application granted granted Critical
Publication of DE3481255D1 publication Critical patent/DE3481255D1/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
    • H03M13/33—Synchronisation based on error coding or decoding

Landscapes

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
DE8484306960T 1983-10-11 1984-10-11 Digitaler datendekodierer. Expired - Fee Related DE3481255D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB838327084A GB8327084D0 (en) 1983-10-11 1983-10-11 Error correction decoder apparatus

Publications (1)

Publication Number Publication Date
DE3481255D1 true DE3481255D1 (de) 1990-03-08

Family

ID=10549957

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484306960T Expired - Fee Related DE3481255D1 (de) 1983-10-11 1984-10-11 Digitaler datendekodierer.

Country Status (4)

Country Link
US (1) US4675871A (de)
EP (1) EP0139511B1 (de)
DE (1) DE3481255D1 (de)
GB (1) GB8327084D0 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3600905A1 (de) * 1986-01-15 1987-07-16 Ant Nachrichtentech Verfahren zum dekodieren von binaersignalen sowie viterbi-dekoder und anwendungen
US4802174A (en) * 1986-02-19 1989-01-31 Sony Corporation Viterbi decoder with detection of synchronous or asynchronous states
JPS62193323A (ja) * 1986-02-19 1987-08-25 Sony Corp ヴイタビ復号装置
JPH0691520B2 (ja) * 1986-03-24 1994-11-14 日本電気株式会社 フレ−ム同期はずれ検出方式
GB8609711D0 (en) * 1986-04-21 1986-05-29 Clark A P Channel estimation & detection
DE3725655A1 (de) * 1987-08-03 1989-02-16 Ant Nachrichtentech Verfahren zum auswerten von zweig- und pfadmetriken sowie anordnung
US4932029A (en) * 1987-07-24 1990-06-05 Ant Nachrichtentechnik Gmbh Method and apparatus for correcting errors in convolutional code signals
DE3886615T2 (de) * 1987-08-07 1994-07-14 Nippon Electric Co Folgedekoder mit kurzem Resynchronisationsintervall.
FR2637995B1 (de) * 1988-10-19 1990-11-23 Thomson Grand Public
US5208816A (en) * 1989-08-18 1993-05-04 At&T Bell Laboratories Generalized viterbi decoding algorithms
US5050191A (en) * 1989-10-24 1991-09-17 Hughes Aircraft Company Synchronization detector using path metric and branch metric values of a Viterbi decoder
US5185747A (en) * 1989-11-29 1993-02-09 Technophone Ltd. Data symbol estimation
US5375129A (en) * 1990-07-19 1994-12-20 Technophone Limited Maximum likelihood sequence detector
FR2669445B1 (fr) * 1990-11-15 1993-01-08 Alcatel Radiotelephone Dispositif prevu pour le traitement de l'algorithme de viterbi comprenant un processeur et un operateur specialise.
US5502735A (en) * 1991-07-16 1996-03-26 Nokia Mobile Phones (U.K.) Limited Maximum likelihood sequence detector
JP2522142B2 (ja) * 1992-12-25 1996-08-07 日本電気株式会社 ビタビ復号器の同期検出方式
DE69424706T2 (de) * 1993-03-17 2001-01-11 Koninklijke Philips Electronics N.V., Eindhoven Empfänger für differenziel kodierte PSK Signale
EP0748057B1 (de) * 1993-06-21 2000-05-10 Oki Electric Industry Company, Limited Bitfehler zählverfahren und zähler
FI94810C (fi) * 1993-10-11 1995-10-25 Nokia Mobile Phones Ltd Menetelmä huonon GSM-puhekehyksen tunnistamiseksi
US5592176A (en) * 1995-03-30 1997-01-07 Scientific-Atlanta, Inc. Tracking system for tracking a moving signal source
DE19517405A1 (de) * 1995-05-16 1996-11-21 Thomson Brandt Gmbh Signalverarbeitungssystem für digitale Signale
US5768285A (en) * 1996-05-31 1998-06-16 National Semiconductor Corporation Circuit for evaluating bit error rate performance of a data decoder having a viterbi detector
EP0838906A3 (de) * 1996-10-25 2004-10-13 Matsushita Electric Industrial Co., Ltd. Verfahren und Vorrichtung zur Bestimmung von metrischen Schwellenwerten in Viterbi Synchronisationsauswertungsschaltkreisen
US6339624B1 (en) * 1997-08-19 2002-01-15 Stanford Telecommunications, Inc. Trellis decoding with multiple symbol noncoherent detection and diversity combining
US6134696A (en) * 1998-05-28 2000-10-17 Lsi Logic Corporation Encoding and decoding rate-1/n convolutional codes and their punctured versions
US6785353B1 (en) * 2000-09-06 2004-08-31 Telogy Networks, Inc. Synchronization loss detection in a V.34 receiver
US7010065B2 (en) * 2001-05-25 2006-03-07 Hitachi Global Storage Technologies Netherlands B.V. Method and apparatus for word synchronization with large coding distance and fault tolerance for PRML systems
US7162675B2 (en) * 2002-04-05 2007-01-09 Lucent Technologies Inc. Error detection methods in wireless communication systems
US9209937B2 (en) * 2007-06-28 2015-12-08 Telefonaktiebolaget L M Ericsson (Publ) Reliable decoding of a high-speed shared control channel
US10615825B2 (en) * 2017-05-05 2020-04-07 Qualcomm Incorporated Early-termination techniques for polar list decoders

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3789359A (en) * 1972-10-04 1974-01-29 Harris Intertype Corp Synchronism indicator for a convolutional decoder
US3872432A (en) 1974-04-10 1975-03-18 Itt Synchronization circuit for a viterbi decoder
US4015238A (en) * 1975-11-24 1977-03-29 Harris Corporation Metric updater for maximum likelihood decoder
US4240156A (en) * 1979-03-29 1980-12-16 Doland George D Concatenated error correcting system
US4527279A (en) * 1982-07-12 1985-07-02 Kokusai Denshin Denwa Co. Synchronization circuit for a Viterbi decoder
US4536878A (en) * 1982-09-20 1985-08-20 Sperry Corporation Bit serial convolutional decoder for VLSI implementation
US4545054A (en) * 1983-09-09 1985-10-01 Harris Corporation Diode-configured Viterbi algorithm error correcting decoder for convolutional codes

Also Published As

Publication number Publication date
US4675871A (en) 1987-06-23
EP0139511A2 (de) 1985-05-02
EP0139511B1 (de) 1990-01-31
GB8327084D0 (en) 1983-11-09
EP0139511A3 (en) 1986-10-22

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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