CN101473544A - 用于提高格形译码器的性能的方法和系统 - Google Patents
用于提高格形译码器的性能的方法和系统 Download PDFInfo
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- CN101473544A CN101473544A CNA2007800231610A CN200780023161A CN101473544A CN 101473544 A CN101473544 A CN 101473544A CN A2007800231610 A CNA2007800231610 A CN A2007800231610A CN 200780023161 A CN200780023161 A CN 200780023161A CN 101473544 A CN101473544 A CN 101473544A
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- trellis
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0045—Arrangements at the receiver end
- H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms
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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
- H03M13/37—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
- H03M13/3994—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using state pinning or decision forcing, i.e. the decoded sequence is forced through a particular trellis state or a particular set of trellis states or a particular decoded symbol
-
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0059—Convolutional codes
Abstract
Description
Claims (18)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US84144606P | 2006-08-30 | 2006-08-30 | |
US60/841,446 | 2006-08-30 | ||
US11/691,013 | 2007-03-26 | ||
US11/691,013 US7512870B2 (en) | 2006-08-30 | 2007-03-26 | Method and system for improving the performance of a trellis-based decoder |
PCT/US2007/065292 WO2008027613A2 (en) | 2006-08-30 | 2007-03-27 | Method and system for improving the performance of a trellis-based decoder |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101473544A true CN101473544A (zh) | 2009-07-01 |
CN101473544B CN101473544B (zh) | 2012-10-10 |
Family
ID=39136659
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007800231610A Expired - Fee Related CN101473544B (zh) | 2006-08-30 | 2007-03-27 | 用于提高格形译码器的性能的方法和系统 |
Country Status (4)
Country | Link |
---|---|
US (2) | US7512870B2 (zh) |
EP (1) | EP2057740A4 (zh) |
CN (1) | CN101473544B (zh) |
WO (1) | WO2008027613A2 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102404011A (zh) * | 2010-09-15 | 2012-04-04 | 中兴通讯股份有限公司 | 维特比解码实现方法及装置 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090041166A1 (en) * | 2007-08-09 | 2009-02-12 | Mbit Wireless, Inc. | Method and apparatus to improve information decoding when its characteristics are known a priori |
JP4922242B2 (ja) * | 2008-06-05 | 2012-04-25 | パナソニック株式会社 | 符号化装置、符号化方法、及びビタビ復号装置 |
CN101667840B (zh) * | 2009-09-08 | 2012-12-12 | 华为技术有限公司 | 一种咬尾译码方法及装置 |
US20110119567A1 (en) * | 2009-11-16 | 2011-05-19 | Ralink Technology Corporation | Signal processing method and communication system using the same |
US8995583B2 (en) * | 2010-07-30 | 2015-03-31 | Telefonaktiebolaget L M Ericsson (Publ) | Decoding technique for tail-biting codes |
DE102015115281B4 (de) * | 2015-09-10 | 2019-06-19 | Intel IP Corporation | Dekodierer und Verfahren zum Dekodieren |
US9660845B2 (en) * | 2015-10-06 | 2017-05-23 | Huawei Technologies Co., Ltd. | System and method for state reduction in trellis equalizers using bounded state enumeration |
US9742598B2 (en) * | 2015-12-18 | 2017-08-22 | Intel IP Corporation | System information convolutional decoding |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5432803A (en) * | 1992-04-30 | 1995-07-11 | Novatel Communications, Ltd. | Maximum likelihood convolutional decoder |
US5878098A (en) * | 1996-06-27 | 1999-03-02 | Motorola, Inc. | Method and apparatus for rate determination in a communication system |
US6041390A (en) * | 1996-12-23 | 2000-03-21 | International Business Machines Corporation | Token mechanism for cache-line replacement within a cache memory having redundant cache lines |
US6477208B1 (en) * | 1997-10-30 | 2002-11-05 | Comtier | Composite trellis system and method |
US6141388A (en) * | 1998-03-11 | 2000-10-31 | Ericsson Inc. | Received signal quality determination method and systems for convolutionally encoded communication channels |
US6418549B1 (en) * | 1998-10-30 | 2002-07-09 | Merunetworks, Inc. | Data transmission using arithmetic coding based continuous error detection |
US7277506B1 (en) * | 1999-08-09 | 2007-10-02 | Broadcom Corporation | Maximum likelihood sequence estimator which computes branch metrics in real time |
KR101143695B1 (ko) * | 2002-10-30 | 2012-05-09 | 에스티 에릭슨 에스에이 | 트렐리스-기반 수신기와 이를 위한 프로세서 시스템, 방법 및 컴퓨터 판독가능 매체 |
CN100440878C (zh) * | 2004-03-12 | 2008-12-03 | 重庆邮电学院 | 基于循环前缀单载波系统的格形译码解调器及解调方法 |
US7665007B2 (en) * | 2004-06-30 | 2010-02-16 | Seagate Technology, Llc | Retrial and reread methods and apparatus for recording channels |
US7490284B2 (en) * | 2005-02-03 | 2009-02-10 | Broadcom Corporation | Meta-Viterbi algorithm for use in communication systems |
US7532676B2 (en) * | 2005-10-20 | 2009-05-12 | Trellis Phase Communications, Lp | Single sideband and quadrature multiplexed continuous phase modulation |
-
2007
- 2007-03-26 US US11/691,013 patent/US7512870B2/en not_active Expired - Fee Related
- 2007-03-27 WO PCT/US2007/065292 patent/WO2008027613A2/en active Application Filing
- 2007-03-27 CN CN2007800231610A patent/CN101473544B/zh not_active Expired - Fee Related
- 2007-03-27 EP EP07759511A patent/EP2057740A4/en not_active Ceased
-
2009
- 2009-01-30 US US12/362,522 patent/US8190980B2/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102404011A (zh) * | 2010-09-15 | 2012-04-04 | 中兴通讯股份有限公司 | 维特比解码实现方法及装置 |
Also Published As
Publication number | Publication date |
---|---|
WO2008027613A2 (en) | 2008-03-06 |
US20080056400A1 (en) | 2008-03-06 |
EP2057740A2 (en) | 2009-05-13 |
US7512870B2 (en) | 2009-03-31 |
EP2057740A4 (en) | 2010-05-05 |
US20090135938A1 (en) | 2009-05-28 |
US8190980B2 (en) | 2012-05-29 |
CN101473544B (zh) | 2012-10-10 |
WO2008027613A3 (en) | 2008-10-02 |
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Owner name: CISCO TECHNOLOGY COMPANY Free format text: FORMER OWNER: CISCO - NAVINI NETWORKS CO., LTD. Effective date: 20090814 Owner name: CISCO - NAVINI NETWORKS CO., LTD. Free format text: FORMER OWNER: CISCO - NAVINI NET CO.,LTD. Effective date: 20090814 |
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Effective date of registration: 20090814 Address after: California, USA Applicant after: Cisco Technology, Inc. Address before: California, USA Applicant before: CISCO Naweini Network Co.,Ltd. Effective date of registration: 20090814 Address after: California, USA Applicant after: CISCO Naweini Network Co.,Ltd. Address before: Texas, USA Applicant before: CISCO Naweini network Co. |
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Granted publication date: 20121010 Termination date: 20210327 |