WO2003044962A2 - Viterbi convolutional coding method and apparatus - Google Patents
Viterbi convolutional coding method and apparatus Download PDFInfo
- Publication number
- WO2003044962A2 WO2003044962A2 PCT/US2002/036998 US0236998W WO03044962A2 WO 2003044962 A2 WO2003044962 A2 WO 2003044962A2 US 0236998 W US0236998 W US 0236998W WO 03044962 A2 WO03044962 A2 WO 03044962A2
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- WIPO (PCT)
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- decoding
- digital signal
- viterbi
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- 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
- 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
- H03M13/37—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
-
- 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
- H03M13/413—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors tail biting Viterbi decoding
-
- 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
- H03M13/4161—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors implementing path management
- H03M13/4169—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors implementing path management using traceback
-
- 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
- H03M13/4161—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors implementing path management
- H03M13/4192—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors implementing path management using combined traceback and register-exchange
-
- 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
- H03M13/6569—Implementation on processors, e.g. DSPs, or software 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
- H03M13/65—Purpose and implementation aspects
- H03M13/6577—Representation or format of variables, register sizes or word-lengths and quantization
- H03M13/6583—Normalization other than scaling, e.g. by subtraction
-
- 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
- H03M13/6577—Representation or format of variables, register sizes or word-lengths and quantization
- H03M13/6583—Normalization other than scaling, e.g. by subtraction
- H03M13/6586—Modulo/modular normalization, e.g. 2's complement modulo implementations
Landscapes
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Error Detection And Correction (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2002357739A AU2002357739A1 (en) | 2001-11-16 | 2002-11-15 | Viterbi convolutional coding method and apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US33239801P | 2001-11-16 | 2001-11-16 | |
US60/332,398 | 2001-11-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2003044962A2 true WO2003044962A2 (en) | 2003-05-30 |
WO2003044962A3 WO2003044962A3 (en) | 2003-10-30 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2002/036998 WO2003044962A2 (en) | 2001-11-16 | 2002-11-15 | Viterbi convolutional coding method and apparatus |
Country Status (3)
Country | Link |
---|---|
US (1) | US20030123579A1 (US20030123579A1-20030703-M00001.png) |
AU (1) | AU2002357739A1 (US20030123579A1-20030703-M00001.png) |
WO (1) | WO2003044962A2 (US20030123579A1-20030703-M00001.png) |
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US7266725B2 (en) | 2001-09-03 | 2007-09-04 | Pact Xpp Technologies Ag | Method for debugging reconfigurable architectures |
DE19651075A1 (de) | 1996-12-09 | 1998-06-10 | Pact Inf Tech Gmbh | Einheit zur Verarbeitung von numerischen und logischen Operationen, zum Einsatz in Prozessoren (CPU's), Mehrrechnersystemen, Datenflußprozessoren (DFP's), digitalen Signal Prozessoren (DSP's) oder dergleichen |
DE19654595A1 (de) | 1996-12-20 | 1998-07-02 | Pact Inf Tech Gmbh | I0- und Speicherbussystem für DFPs sowie Bausteinen mit zwei- oder mehrdimensionaler programmierbaren Zellstrukturen |
EP1329816B1 (de) | 1996-12-27 | 2011-06-22 | Richter, Thomas | Verfahren zum selbständigen dynamischen Umladen von Datenflussprozessoren (DFPs) sowie Bausteinen mit zwei- oder mehrdimensionalen programmierbaren Zellstrukturen (FPGAs, DPGAs, o.dgl.) |
US6542998B1 (en) | 1997-02-08 | 2003-04-01 | Pact Gmbh | Method of self-synchronization of configurable elements of a programmable module |
US8686549B2 (en) | 2001-09-03 | 2014-04-01 | Martin Vorbach | Reconfigurable elements |
DE19861088A1 (de) | 1997-12-22 | 2000-02-10 | Pact Inf Tech Gmbh | Verfahren zur Reparatur von integrierten Schaltkreisen |
WO2002013000A2 (de) | 2000-06-13 | 2002-02-14 | Pact Informationstechnologie Gmbh | Pipeline ct-protokolle und -kommunikation |
AU5805300A (en) | 1999-06-10 | 2001-01-02 | Pact Informationstechnologie Gmbh | Sequence partitioning in cell structures |
US8058899B2 (en) | 2000-10-06 | 2011-11-15 | Martin Vorbach | Logic cell array and bus system |
US6934343B2 (en) * | 2000-11-15 | 2005-08-23 | Texas Instruments Incorporated | Computing the full path metric in viterbi decoding |
US7210129B2 (en) * | 2001-08-16 | 2007-04-24 | Pact Xpp Technologies Ag | Method for translating programs for reconfigurable architectures |
US7844796B2 (en) | 2001-03-05 | 2010-11-30 | Martin Vorbach | Data processing device and method |
US9037807B2 (en) | 2001-03-05 | 2015-05-19 | Pact Xpp Technologies Ag | Processor arrangement on a chip including data processing, memory, and interface elements |
US7444531B2 (en) | 2001-03-05 | 2008-10-28 | Pact Xpp Technologies Ag | Methods and devices for treating and processing data |
EP2224330B1 (de) * | 2001-06-20 | 2012-05-09 | Krass, Maren | Verfahren und gerät zum partitionieren von grossen rechnerprogrammen |
US7996827B2 (en) | 2001-08-16 | 2011-08-09 | Martin Vorbach | Method for the translation of programs for reconfigurable architectures |
US7434191B2 (en) | 2001-09-03 | 2008-10-07 | Pact Xpp Technologies Ag | Router |
US8686475B2 (en) | 2001-09-19 | 2014-04-01 | Pact Xpp Technologies Ag | Reconfigurable elements |
WO2003060747A2 (de) | 2002-01-19 | 2003-07-24 | Pact Xpp Technologies Ag | Reconfigurierbarer prozessor |
US8127061B2 (en) | 2002-02-18 | 2012-02-28 | Martin Vorbach | Bus systems and reconfiguration methods |
US8914590B2 (en) | 2002-08-07 | 2014-12-16 | Pact Xpp Technologies Ag | Data processing method and device |
US7657861B2 (en) | 2002-08-07 | 2010-02-02 | Pact Xpp Technologies Ag | Method and device for processing data |
AU2003286131A1 (en) | 2002-08-07 | 2004-03-19 | Pact Xpp Technologies Ag | Method and device for processing data |
WO2004038599A1 (de) | 2002-09-06 | 2004-05-06 | Pact Xpp Technologies Ag | Rekonfigurierbare sequenzerstruktur |
US7260154B1 (en) * | 2002-12-30 | 2007-08-21 | Altera Corporation | Method and apparatus for implementing a multiple constraint length Viterbi decoder |
JP4700611B2 (ja) | 2003-08-28 | 2011-06-15 | ペーアーツェーテー イクスペーペー テクノロジーズ アクチエンゲゼルシャフト | データ処理装置およびデータ処理方法 |
US7343530B2 (en) * | 2004-02-10 | 2008-03-11 | Samsung Electronics Co., Ltd. | Turbo decoder and turbo interleaver |
EP1735913A1 (en) * | 2004-04-05 | 2006-12-27 | Koninklijke Philips Electronics N.V. | Four-symbol parallel viterbi decoder |
US8111617B2 (en) * | 2004-08-13 | 2012-02-07 | Broadcom Corporation | Multiple independent pathway communications |
KR100725931B1 (ko) * | 2004-12-17 | 2007-06-11 | 한국전자통신연구원 | 하이브리드 역추적 장치 및 그를 이용한 고속 비터비 복호시스템 |
US7441174B2 (en) * | 2005-09-07 | 2008-10-21 | The University Of Hong Kong | Embedded state metric storage for MAP decoder of turbo codes |
EP1974265A1 (de) | 2006-01-18 | 2008-10-01 | PACT XPP Technologies AG | Hardwaredefinitionsverfahren |
US8755515B1 (en) | 2008-09-29 | 2014-06-17 | Wai Wu | Parallel signal processing system and method |
US8638886B2 (en) * | 2009-09-24 | 2014-01-28 | Credo Semiconductor (Hong Kong) Limited | Parallel viterbi decoder with end-state information passing |
US10075186B2 (en) | 2015-11-18 | 2018-09-11 | Cisco Technology, Inc. | Trellis segment separation for low-complexity viterbi decoding of high-rate convolutional codes |
US9935800B1 (en) | 2016-10-04 | 2018-04-03 | Credo Technology Group Limited | Reduced complexity precomputation for decision feedback equalizer |
US10728059B1 (en) | 2019-07-01 | 2020-07-28 | Credo Technology Group Limited | Parallel mixed-signal equalization for high-speed serial link |
Citations (1)
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US5881106A (en) * | 1994-09-05 | 1999-03-09 | Sgs-Thomson Microelectronics S.A. | Signal processing circuit to implement a Viterbi algorithm |
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JP3266182B2 (ja) * | 1997-06-10 | 2002-03-18 | 日本電気株式会社 | ビタビ復号器 |
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EP1332613A1 (en) * | 2000-10-17 | 2003-08-06 | Koninklijke Philips Electronics N.V. | Multi-standard channel decoder |
US6934343B2 (en) * | 2000-11-15 | 2005-08-23 | Texas Instruments Incorporated | Computing the full path metric in viterbi decoding |
KR20030005768A (ko) * | 2001-07-10 | 2003-01-23 | 삼성전자 주식회사 | 비터비 디코더의 상태 메트릭 연산 장치 |
US20030081569A1 (en) * | 2001-10-25 | 2003-05-01 | Nokia Corporation | Method and apparatus providing call admission that favors mullti-slot mobile stations at cell edges |
-
2002
- 2002-11-15 AU AU2002357739A patent/AU2002357739A1/en not_active Abandoned
- 2002-11-15 US US10/298,249 patent/US20030123579A1/en not_active Abandoned
- 2002-11-15 WO PCT/US2002/036998 patent/WO2003044962A2/en not_active Application Discontinuation
Patent Citations (1)
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US5881106A (en) * | 1994-09-05 | 1999-03-09 | Sgs-Thomson Microelectronics S.A. | Signal processing circuit to implement a Viterbi algorithm |
Also Published As
Publication number | Publication date |
---|---|
AU2002357739A1 (en) | 2003-06-10 |
AU2002357739A8 (en) | 2003-06-10 |
US20030123579A1 (en) | 2003-07-03 |
WO2003044962A3 (en) | 2003-10-30 |
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