FI107767B - Menetelmä ja järjestely konvoluutiodekoodauksen toteuttamiseksi - Google Patents

Menetelmä ja järjestely konvoluutiodekoodauksen toteuttamiseksi Download PDF

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Publication number
FI107767B
FI107767B FI981168A FI981168A FI107767B FI 107767 B FI107767 B FI 107767B FI 981168 A FI981168 A FI 981168A FI 981168 A FI981168 A FI 981168A FI 107767 B FI107767 B FI 107767B
Authority
FI
Finland
Prior art keywords
neuron
neurons
inputs
network
signal
Prior art date
Application number
FI981168A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI981168L (fi
FI981168A0 (fi
Inventor
Jukka Henriksson
Ari Haemaelaeinen
Original Assignee
Nokia Mobile Phones 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 Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Priority to FI981168A priority Critical patent/FI107767B/fi
Publication of FI981168A0 publication Critical patent/FI981168A0/fi
Priority to US09/318,247 priority patent/US6374385B1/en
Priority to EP99304066A priority patent/EP0967731B1/fr
Priority to DE69932001T priority patent/DE69932001T2/de
Publication of FI981168L publication Critical patent/FI981168L/fi
Application granted granted Critical
Publication of FI107767B publication Critical patent/FI107767B/fi

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
    • H03M13/65—Purpose and implementation aspects
    • H03M13/6508—Flexibility, adaptability, parametrability and configurability of the implementation
    • H03M13/6516—Support of multiple code parameters, e.g. generalized Reed-Solomon decoder for a variety of generator polynomials or Galois fields
    • 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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/23—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using convolutional codes, e.g. unit memory codes
    • 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
    • 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
    • H03M13/6597—Implementations using analogue techniques for coding or decoding, e.g. analogue Viterbi decoder

Landscapes

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Error Detection And Correction (AREA)
FI981168A 1998-05-26 1998-05-26 Menetelmä ja järjestely konvoluutiodekoodauksen toteuttamiseksi FI107767B (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI981168A FI107767B (fi) 1998-05-26 1998-05-26 Menetelmä ja järjestely konvoluutiodekoodauksen toteuttamiseksi
US09/318,247 US6374385B1 (en) 1998-05-26 1999-05-25 Method and arrangement for implementing convolutional decoding
EP99304066A EP0967731B1 (fr) 1998-05-26 1999-05-26 Procédé et dispositif pour la mise en oeuvre de décodage convolutionel
DE69932001T DE69932001T2 (de) 1998-05-26 1999-05-26 Faltungsdekodierung , Durchführungsverfahren und Anordnung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI981168 1998-05-26
FI981168A FI107767B (fi) 1998-05-26 1998-05-26 Menetelmä ja järjestely konvoluutiodekoodauksen toteuttamiseksi

Publications (3)

Publication Number Publication Date
FI981168A0 FI981168A0 (fi) 1998-05-26
FI981168L FI981168L (fi) 1999-11-27
FI107767B true FI107767B (fi) 2001-09-28

Family

ID=8551810

Family Applications (1)

Application Number Title Priority Date Filing Date
FI981168A FI107767B (fi) 1998-05-26 1998-05-26 Menetelmä ja järjestely konvoluutiodekoodauksen toteuttamiseksi

Country Status (4)

Country Link
US (1) US6374385B1 (fr)
EP (1) EP0967731B1 (fr)
DE (1) DE69932001T2 (fr)
FI (1) FI107767B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI107484B (fi) * 1999-05-21 2001-08-15 Nokia Mobile Phones Ltd Menetelmä ja järjestely konvoluutiodekoodauksen toteuttamiseksi
JP3449339B2 (ja) 2000-06-08 2003-09-22 日本電気株式会社 復号化装置および復号化方法
JP3691449B2 (ja) * 2002-03-25 2005-09-07 三洋電機株式会社 ダイバーシティ回路およびこの回路を備えるダイバーシティ受信装置
GB0207372D0 (en) * 2002-03-28 2002-05-08 Cogniscience Ltd Digital memory
GB2398976B (en) * 2003-02-28 2006-03-08 Samsung Electronics Co Ltd Neural network decoder
WO2019217835A1 (fr) * 2018-05-10 2019-11-14 The Board Of Trustees Of The Leland Stanford Junior University Apprentissage de réseaux neuronaux photoniques par rétropropagation in situ
US11460753B2 (en) 2018-05-10 2022-10-04 The Board Of Trustees Of The Leland Stanford Junior University Systems and methods for activation functions for photonic neural networks
CN109525254B (zh) * 2018-10-25 2020-10-27 华南理工大学 基于深度学习的卷积码软判决译码方法
CN109525253B (zh) * 2018-10-25 2020-10-27 华南理工大学 基于深度学习和集成方法的卷积码译码方法
US11796794B2 (en) 2020-05-12 2023-10-24 The Board Of Trustees Of The Leland Stanford Junior University Multi-objective, robust constraints enforced global topology optimizer for optical devices
US20230376736A1 (en) * 2022-05-23 2023-11-23 International Business Machines Corporation Neuron circuits for spiking neural networks

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2646575A1 (fr) * 1989-04-26 1990-11-02 Labo Electronique Physique Procede et structure pour la compression de donnees
FI84866C (fi) 1990-03-12 1992-01-27 Nokia Mobile Phones Ltd Foerbaettring av en viterbi-algoritm.
KR910017784A (ko) * 1990-03-28 1991-11-05 정호선 디코더회로
US5293453A (en) * 1990-06-07 1994-03-08 Texas Instruments Incorporated Error control codeword generating system and method based on a neural network
US5170396A (en) 1990-06-14 1992-12-08 Introtek International, L.P. Data valid detector circuit for manchester encoded data
KR920009096B1 (ko) * 1990-06-25 1992-10-13 정호선 신경회로망을 이용한 에러정정회로
KR920009094B1 (ko) * 1990-06-27 1992-10-13 정호선 신경회로망을 이용한 에러정정회로
US5268684A (en) 1992-01-07 1993-12-07 Ricoh Corporation Apparatus for a neural network one-out-of-N encoder/decoder
US5430740A (en) 1992-01-21 1995-07-04 Nokia Mobile Phones, Ltd. Indication of data blocks in a frame received by a mobile phone
US5632006A (en) * 1992-03-02 1997-05-20 Motorola, Inc. Circuit and method of error correcting with an artificial neural network
US5396653A (en) 1992-06-05 1995-03-07 Nokia Mobile Phones Ltd. Cellular telephone signalling circuit operable with different cellular telephone systems
FI91579C (fi) 1992-08-20 1994-07-11 Nokia Mobile Phones Ltd Dekoodaus käyttäen lineaarista metriciä ja häiriön estimointia
US5390136A (en) * 1993-06-14 1995-02-14 Motorola, Inc. Artificial neuron and method of using same
US5548684A (en) * 1994-04-22 1996-08-20 Georgia Tech Research Corporation Artificial neural network viterbi decoding system and method
US5784392A (en) 1995-06-26 1998-07-21 Nokia Mobile Phones Ltd. Viterbi decoder with l=2 best decoding paths
US5796757A (en) 1995-09-15 1998-08-18 Nokia Mobile Phones Ltd. Methods and apparatus for performing rate determination with a variable rate viterbi decoder

Also Published As

Publication number Publication date
FI981168L (fi) 1999-11-27
FI981168A0 (fi) 1998-05-26
US6374385B1 (en) 2002-04-16
DE69932001D1 (de) 2006-08-03
EP0967731A3 (fr) 2001-01-17
EP0967731A2 (fr) 1999-12-29
DE69932001T2 (de) 2006-11-23
EP0967731B1 (fr) 2006-06-21

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