AU2001273520A1 - Improved sliding window turbo decoder for convolutional codes - Google Patents
Improved sliding window turbo decoder for convolutional codesInfo
- Publication number
- AU2001273520A1 AU2001273520A1 AU2001273520A AU7352001A AU2001273520A1 AU 2001273520 A1 AU2001273520 A1 AU 2001273520A1 AU 2001273520 A AU2001273520 A AU 2001273520A AU 7352001 A AU7352001 A AU 7352001A AU 2001273520 A1 AU2001273520 A1 AU 2001273520A1
- Authority
- AU
- Australia
- Prior art keywords
- sliding window
- turbo decoder
- convolutional codes
- improved sliding
- window turbo
- 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.)
- Abandoned
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
- H03M13/37—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
- H03M13/3905—Maximum a posteriori probability [MAP] decoding or approximations thereof based on trellis or lattice decoding, e.g. forward-backward algorithm, log-MAP decoding, max-log-MAP 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
- H03M13/29—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 combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes
- H03M13/2957—Turbo codes and decoding
- H03M13/2975—Judging correct decoding, e.g. iteration stopping criteria
-
- 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
- H03M13/3972—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using sliding window techniques or parallel windows
-
- 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
- H03M13/4138—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors soft-output Viterbi algorithm based decoding, i.e. Viterbi decoding with weighted decisions
- H03M13/4146—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors soft-output Viterbi algorithm based decoding, i.e. Viterbi decoding with weighted decisions soft-output Viterbi decoding according to Battail and Hagenauer in which the soft-output is determined using path metric differences along the maximum-likelihood path, i.e. "SOVA" 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
- H03M13/45—Soft decoding, i.e. using symbol reliability information
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Error Detection And Correction (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09617194 | 2000-07-17 | ||
US09/617,194 US6829313B1 (en) | 2000-07-17 | 2000-07-17 | Sliding window turbo decoder |
PCT/US2001/022422 WO2002007453A2 (en) | 2000-07-17 | 2001-07-17 | Improved sliding window turbo decoder for convolutional codes |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2001273520A1 true AU2001273520A1 (en) | 2002-01-30 |
Family
ID=24472644
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001273520A Abandoned AU2001273520A1 (en) | 2000-07-17 | 2001-07-17 | Improved sliding window turbo decoder for convolutional codes |
Country Status (3)
Country | Link |
---|---|
US (1) | US6829313B1 (en) |
AU (1) | AU2001273520A1 (en) |
WO (1) | WO2002007453A2 (en) |
Families Citing this family (68)
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US6999530B2 (en) * | 2000-08-22 | 2006-02-14 | Texas Instruments Incorporated | Using SISO decoder feedback to produce symbol probabilities for use in wireless communications that utilize turbo coding and transmit diversity |
KR100390416B1 (en) * | 2000-10-16 | 2003-07-07 | 엘지전자 주식회사 | Method for decoding Turbo |
US7310369B1 (en) * | 2000-12-15 | 2007-12-18 | Conexant Systems, Inc. | SNR-related parameter estimation method and system |
KR100713331B1 (en) * | 2000-12-23 | 2007-05-04 | 삼성전자주식회사 | Apparatus and method for stopping iterative decoding in a cdma mobile communications system |
US6952457B2 (en) * | 2000-12-29 | 2005-10-04 | Motorola, Inc. | Method and system for adapting a training period in a turbo decoding device |
US7027531B2 (en) * | 2000-12-29 | 2006-04-11 | Motorola, Inc. | Method and system for initializing a training period in a turbo decoding device |
US7076000B2 (en) * | 2001-01-18 | 2006-07-11 | Motorola, Inc. | Soft-decision metric generation for higher order modulation |
FR2822315B1 (en) * | 2001-03-19 | 2003-06-06 | Mitsubishi Electric Inf Tech | METHOD AND DEVICE FOR OPTIMIZING THE SIZE OF ENCODED DATA BLOCKS UNDER PERFORMANCE CONSTRAINTS |
US20030007580A1 (en) * | 2001-06-08 | 2003-01-09 | Toshio Nagata | Blind transport format detection system and method |
US6961921B2 (en) * | 2001-09-06 | 2005-11-01 | Interdigital Technology Corporation | Pipeline architecture for maximum a posteriori (MAP) decoders |
US7489744B2 (en) * | 2001-09-25 | 2009-02-10 | Qualcomm Incorporated | Turbo decoding method and apparatus for wireless communications |
US6996765B2 (en) * | 2001-11-14 | 2006-02-07 | Texas Instruments Incorporated | Turbo decoder prolog reduction |
JP3888135B2 (en) * | 2001-11-15 | 2007-02-28 | 日本電気株式会社 | Error correction code decoding apparatus |
FI20020108A0 (en) | 2002-01-21 | 2002-01-21 | Nokia Corp | Procedure and apparatus for forming wall metrics in trellis |
US7315576B1 (en) * | 2002-02-05 | 2008-01-01 | Qualcomm Incorporated | System for soft symbol decoding with MIMO log-map detection |
CN1643798A (en) * | 2002-03-27 | 2005-07-20 | 西门子公司 | Method for decoding data sequence that has been encoded with the help of a binary convolution code |
JP3440092B1 (en) * | 2002-03-29 | 2003-08-25 | 松下電器産業株式会社 | Error correction decoding device and error correction decoding method |
US7386779B2 (en) * | 2002-05-31 | 2008-06-10 | Lucent Technologies | Systems and methods for correcting errors in a received frame |
JP3898574B2 (en) * | 2002-06-05 | 2007-03-28 | 富士通株式会社 | Turbo decoding method and turbo decoding apparatus |
EP1398881A1 (en) * | 2002-09-05 | 2004-03-17 | STMicroelectronics N.V. | Combined turbo-code/convolutional code decoder, in particular for mobile radio systems |
WO2004028004A2 (en) * | 2002-09-18 | 2004-04-01 | Koninklijke Philips Electronics N.V. | Method for decoding data using windows of data |
US7808937B2 (en) | 2005-04-07 | 2010-10-05 | Rambus, Inc. | Variable interference cancellation technology for CDMA systems |
US8761321B2 (en) | 2005-04-07 | 2014-06-24 | Iii Holdings 1, Llc | Optimal feedback weighting for soft-decision cancellers |
US7876810B2 (en) * | 2005-04-07 | 2011-01-25 | Rambus Inc. | Soft weighted interference cancellation for CDMA systems |
US8179946B2 (en) | 2003-09-23 | 2012-05-15 | Rambus Inc. | Systems and methods for control of advanced receivers |
GB2395404A (en) * | 2002-11-07 | 2004-05-19 | Ttpcomm Ltd | Format detection |
US7055102B2 (en) * | 2002-12-06 | 2006-05-30 | Sandbridge Technologies, Inc. | Turbo decoder using parallel processing |
KR100516586B1 (en) * | 2002-12-10 | 2005-09-22 | 삼성전자주식회사 | Method and apparatus for error correcting in cdma wireless communication system |
JP3845822B2 (en) * | 2003-01-23 | 2006-11-15 | ソニー・エリクソン・モバイルコミュニケーションズ株式会社 | Data receiving method and apparatus |
US7787522B2 (en) * | 2003-04-11 | 2010-08-31 | Telefonaktiebolaget Lm Ericsson (Publ) | Joint multi-code detectors in CDMA communications system |
EP1471677A1 (en) * | 2003-04-23 | 2004-10-27 | STMicroelectronics N.V. | Method of blindly detecting a transport format of an incident convolutional encoded signal, and corresponding convolutional code decoder |
US7849377B2 (en) * | 2003-12-22 | 2010-12-07 | Koninklijke Philips Electronics N.V. | SISO decoder with sub-block processing and sub-block based stopping criterion |
KR101066287B1 (en) * | 2004-01-20 | 2011-09-20 | 삼성전자주식회사 | Apparatus and method for decoding using a map algorithm in mobile communication system |
CN1954503A (en) * | 2004-05-18 | 2007-04-25 | 皇家飞利浦电子股份有限公司 | Turbo decoder input reordering |
KR100744367B1 (en) * | 2004-05-24 | 2007-07-30 | 삼성전자주식회사 | The Apparatus And Method for Turbo Decording With Variable sliding window size |
US7266756B2 (en) * | 2004-06-25 | 2007-09-04 | Via Telecom Co., Ltd. | Read enable generator for a turbo decoder deinterleaved symbol memory |
JP2006041960A (en) * | 2004-07-28 | 2006-02-09 | Nec Corp | Turbo decoding device and turbo decoding method and program |
US7660568B2 (en) * | 2004-09-27 | 2010-02-09 | Alcatel-Lucent Usa Inc. | Method and apparatus for generating a channel estimate using a non-pilot portion of a signal |
US20060206697A1 (en) * | 2005-02-17 | 2006-09-14 | Samsung Electronics Co., Ltd. | System and method for trellis-based decoding |
US7826516B2 (en) | 2005-11-15 | 2010-11-02 | Rambus Inc. | Iterative interference canceller for wireless multiple-access systems with multiple receive antennas |
US7616713B2 (en) | 2005-05-31 | 2009-11-10 | Skyworks Solutions, Inc. | System and method for forward and backward recursive computation |
US7810018B2 (en) * | 2006-10-27 | 2010-10-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Sliding window method and apparatus for soft input/soft output processing |
US8411709B1 (en) | 2006-11-27 | 2013-04-02 | Marvell International Ltd. | Use of previously buffered state information to decode in an hybrid automatic repeat request (H-ARQ) transmission mode |
US7965710B1 (en) * | 2006-11-27 | 2011-06-21 | Marvell International Ltd. | Decoding operations in normal transmission mode |
US7925964B2 (en) * | 2006-12-22 | 2011-04-12 | Intel Corporation | High-throughput memory-efficient BI-SOVA decoder architecture |
US8149715B1 (en) | 2007-07-17 | 2012-04-03 | Marvell International Ltd. | Mesh network operations |
US8358713B2 (en) * | 2007-09-10 | 2013-01-22 | Sarath Babu Govindarajulu | High throughput and low latency map decoder |
US8542725B1 (en) | 2007-11-14 | 2013-09-24 | Marvell International Ltd. | Decision feedback equalization for signals having unequally distributed patterns |
US7978793B2 (en) * | 2008-02-06 | 2011-07-12 | Freescale Semiconductor, Inc. | Method for generating soft decision signal from hard decision signal in a receiver system |
US8565325B1 (en) | 2008-03-18 | 2013-10-22 | Marvell International Ltd. | Wireless device communication in the 60GHz band |
US8171384B2 (en) * | 2008-06-27 | 2012-05-01 | Freescale Semiconductor, Inc. | Device having turbo decoding capabilities and a method for turbo decoding |
US8498342B1 (en) | 2008-07-29 | 2013-07-30 | Marvell International Ltd. | Deblocking filtering |
KR101622217B1 (en) * | 2008-08-04 | 2016-05-18 | 엘지전자 주식회사 | Transmitting/receiving system and method of processing broadcast signal in transmitting/receiving system |
WO2010016705A1 (en) * | 2008-08-04 | 2010-02-11 | Lg Electronics Inc. | Transmitting/receiving system and method of processing broadcast signal in transmitting/receiving system |
US8345533B1 (en) | 2008-08-18 | 2013-01-01 | Marvell International Ltd. | Frame synchronization techniques |
CN101388674B (en) * | 2008-10-23 | 2011-06-15 | 华为技术有限公司 | Decoding method, decoder and Turbo code decoder |
US9288764B1 (en) | 2008-12-31 | 2016-03-15 | Marvell International Ltd. | Discovery-phase power conservation |
US8520771B1 (en) | 2009-04-29 | 2013-08-27 | Marvell International Ltd. | WCDMA modulation |
EP2442451A1 (en) * | 2009-08-18 | 2012-04-18 | TELEFONAKTIEBOLAGET LM ERICSSON (publ) | Soft output Viterbi algorithm method and decoder |
GB0915135D0 (en) * | 2009-08-28 | 2009-10-07 | Icera Inc | Decoding signals received over a noisy channel |
US8767771B1 (en) | 2010-05-11 | 2014-07-01 | Marvell International Ltd. | Wakeup beacons for mesh networks |
US8817771B1 (en) | 2010-07-16 | 2014-08-26 | Marvell International Ltd. | Method and apparatus for detecting a boundary of a data frame in a communication network |
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KR101612294B1 (en) * | 2011-02-15 | 2016-04-15 | 삼성전자주식회사 | Apparatus and method for decoding in communication system |
US20130170842A1 (en) * | 2012-01-04 | 2013-07-04 | Toshiaki Koike-Akino | Method and System for Equalization and Decoding Received Signals Based on High-Order Statistics in Optical Communication Networks |
US20140119421A1 (en) * | 2012-10-29 | 2014-05-01 | Apple Inc. | Testing Radio-Frequency Performance of Wireless Communications Circuitry Using Fast Fourier Transforms |
US20150033094A1 (en) * | 2013-07-23 | 2015-01-29 | Yuan Ze University | Window-stopped method for applying to turbo decoding |
TWI565246B (en) * | 2015-01-12 | 2017-01-01 | 晨星半導體股份有限公司 | Decoding method for a convolutional code |
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FR2675968B1 (en) * | 1991-04-23 | 1994-02-04 | France Telecom | METHOD FOR DECODING A CONVOLUTIVE CODE WITH MAXIMUM LIKELIHOOD AND WEIGHTING OF DECISIONS, AND CORRESPONDING DECODER. |
US5548684A (en) * | 1994-04-22 | 1996-08-20 | Georgia Tech Research Corporation | Artificial neural network viterbi decoding system and method |
US5933462A (en) * | 1996-11-06 | 1999-08-03 | Qualcomm Incorporated | Soft decision output decoder for decoding convolutionally encoded codewords |
US6381728B1 (en) * | 1998-08-14 | 2002-04-30 | Qualcomm Incorporated | Partitioned interleaver memory for map decoder |
US6484283B2 (en) * | 1998-12-30 | 2002-11-19 | International Business Machines Corporation | Method and apparatus for encoding and decoding a turbo code in an integrated modem system |
-
2000
- 2000-07-17 US US09/617,194 patent/US6829313B1/en not_active Expired - Lifetime
-
2001
- 2001-07-17 AU AU2001273520A patent/AU2001273520A1/en not_active Abandoned
- 2001-07-17 WO PCT/US2001/022422 patent/WO2002007453A2/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
US6829313B1 (en) | 2004-12-07 |
WO2002007453A3 (en) | 2002-04-04 |
WO2002007453A2 (en) | 2002-01-24 |
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