FI20021656A0 - Förfarande och arrangemang för att utföra avkodning - Google Patents

Förfarande och arrangemang för att utföra avkodning

Info

Publication number
FI20021656A0
FI20021656A0 FI20021656A FI20021656A FI20021656A0 FI 20021656 A0 FI20021656 A0 FI 20021656A0 FI 20021656 A FI20021656 A FI 20021656A FI 20021656 A FI20021656 A FI 20021656A FI 20021656 A0 FI20021656 A0 FI 20021656A0
Authority
FI
Finland
Prior art keywords
decoding
arrangement
Prior art date
Application number
FI20021656A
Other languages
English (en)
Finnish (fi)
Inventor
Teemu Sipilae
Original Assignee
Nokia Corp
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 Corp filed Critical Nokia Corp
Priority to FI20021656A priority Critical patent/FI20021656A0/sv
Publication of FI20021656A0 publication Critical patent/FI20021656A0/sv
Priority to US10/662,691 priority patent/US7293225B2/en

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
    • H03M13/6502—Reduction of hardware complexity or efficient processing
    • H03M13/6505—Memory efficient implementations
    • 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
    • H03M13/4107—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors implementing add, compare, select [ACS] operations

Landscapes

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
FI20021656A 2002-09-16 2002-09-16 Förfarande och arrangemang för att utföra avkodning FI20021656A0 (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI20021656A FI20021656A0 (sv) 2002-09-16 2002-09-16 Förfarande och arrangemang för att utföra avkodning
US10/662,691 US7293225B2 (en) 2002-09-16 2003-09-15 Method and arrangement for decoding using a trellis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20021656A FI20021656A0 (sv) 2002-09-16 2002-09-16 Förfarande och arrangemang för att utföra avkodning

Publications (1)

Publication Number Publication Date
FI20021656A0 true FI20021656A0 (sv) 2002-09-16

Family

ID=8564593

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20021656A FI20021656A0 (sv) 2002-09-16 2002-09-16 Förfarande och arrangemang för att utföra avkodning

Country Status (2)

Country Link
US (1) US7293225B2 (sv)
FI (1) FI20021656A0 (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4702721B2 (ja) * 2004-06-23 2011-06-15 エスティー‐エリクソン、ソシエテ、アノニム ビタビ・メトリック計算のためのアドレッシング方法
KR101213285B1 (ko) * 2006-01-04 2012-12-17 삼성전자주식회사 이동통신 시스템에서 아이들모드 단말기의 세션 설정 프로토콜 데이터를 전송하는 방법 및 장치
US8943392B2 (en) * 2012-11-06 2015-01-27 Texas Instruments Incorporated Viterbi butterfly operations

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5027374A (en) * 1990-03-26 1991-06-25 Motorola, Inc. Bit serial Viterbi decoder add/compare/select array
US5327440A (en) * 1991-10-15 1994-07-05 International Business Machines Corporation Viterbi trellis coding methods and apparatus for a direct access storage device
US5408502A (en) * 1992-07-13 1995-04-18 General Instrument Corporation Apparatus and method for communicating digital data using trellis coded QAM with punctured convolutional codes
JPH10107651A (ja) * 1996-09-27 1998-04-24 Nec Corp ビタビ復号装置
JP3266059B2 (ja) * 1997-07-24 2002-03-18 日本電気株式会社 ビタビ検出器および情報検出装置
US6115436A (en) * 1997-12-31 2000-09-05 Ericsson Inc. Non-binary viterbi decoder using butterfly operations
US6148431A (en) * 1998-03-26 2000-11-14 Lucent Technologies Inc. Add compare select circuit and method implementing a viterbi algorithm
US6690750B1 (en) * 1999-12-23 2004-02-10 Texas Instruments Incorporated Flexible Viterbi decoder for wireless applications
EP1024604A3 (en) 1999-01-29 2000-12-13 Texas Instruments Incorporated Flexible viterbi decoder for wireless applications
EP1058392A1 (en) 1999-05-31 2000-12-06 Motorola, Inc. Method for implementing a plurality of add-compare-select butterfly operations in parallel, in a data processing system
WO2001003308A1 (en) 1999-07-06 2001-01-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Viterbi decoder
US6333954B1 (en) * 1999-10-21 2001-12-25 Qualcomm Incorporated High-speed ACS for Viterbi decoder implementations
US6680986B1 (en) * 1999-11-22 2004-01-20 Intelsat Global Service Corporation Method for implementing shared channel decoder for onboard processing satellites
JP3501725B2 (ja) 2000-05-12 2004-03-02 日本電気株式会社 ビタビ復号器
US6865710B2 (en) * 2000-09-18 2005-03-08 Lucent Technologies Inc. Butterfly processor for telecommunications
US7020827B2 (en) * 2001-06-08 2006-03-28 Texas Instruments Incorporated Cascade map decoder and method

Also Published As

Publication number Publication date
US20040093553A1 (en) 2004-05-13
US7293225B2 (en) 2007-11-06

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