GB2406760B - Signal decoding methods and apparatus - Google Patents

Signal decoding methods and apparatus

Info

Publication number
GB2406760B
GB2406760B GB0416820A GB0416820A GB2406760B GB 2406760 B GB2406760 B GB 2406760B GB 0416820 A GB0416820 A GB 0416820A GB 0416820 A GB0416820 A GB 0416820A GB 2406760 B GB2406760 B GB 2406760B
Authority
GB
United Kingdom
Prior art keywords
signal decoding
decoding methods
methods
signal
decoding
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.)
Expired - Fee Related
Application number
GB0416820A
Other versions
GB0416820D0 (en
GB2406760A (en
Inventor
Mong Suan Yee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Europe Ltd
Original Assignee
Toshiba Research Europe 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 Toshiba Research Europe Ltd filed Critical Toshiba Research Europe Ltd
Publication of GB0416820D0 publication Critical patent/GB0416820D0/en
Priority to EP04255334A priority Critical patent/EP1521375A3/en
Priority to US10/938,584 priority patent/US20050111592A1/en
Priority to PCT/JP2004/014763 priority patent/WO2005034360A1/en
Priority to JP2006515405A priority patent/JP2007507913A/en
Publication of GB2406760A publication Critical patent/GB2406760A/en
Application granted granted Critical
Publication of GB2406760B publication Critical patent/GB2406760B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0631—Receiver arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7105—Joint detection techniques, e.g. linear detectors
    • H04B1/71057—Joint detection techniques, e.g. linear detectors using maximum-likelihood sequence estimation [MLSE]
    • 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
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H04L1/0048—Decoding adapted to other signal detection operation in conjunction with detection of multiuser or interfering signals, e.g. iteration between CDMA or MIMO detector and FEC decoder
    • 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
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H04L1/005—Iterative decoding, including iteration between signal detection and decoding operation
    • 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
    • H04L1/0055—MAP-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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • 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
    • H03M13/45—Soft decoding, i.e. using symbol reliability information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
GB0416820A 2003-10-03 2004-07-28 Signal decoding methods and apparatus Expired - Fee Related GB2406760B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP04255334A EP1521375A3 (en) 2003-10-03 2004-09-02 Signal decoding methods and apparatus
US10/938,584 US20050111592A1 (en) 2003-10-03 2004-09-13 Signal decoding methods and apparatus
PCT/JP2004/014763 WO2005034360A1 (en) 2003-10-03 2004-09-30 Signal decoding methods and apparatus
JP2006515405A JP2007507913A (en) 2003-10-03 2004-09-30 Signal decoding method and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0323211A GB0323211D0 (en) 2003-10-03 2003-10-03 Signal decoding methods and apparatus

Publications (3)

Publication Number Publication Date
GB0416820D0 GB0416820D0 (en) 2004-09-01
GB2406760A GB2406760A (en) 2005-04-06
GB2406760B true GB2406760B (en) 2006-04-12

Family

ID=29415473

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0323211A Ceased GB0323211D0 (en) 2003-10-03 2003-10-03 Signal decoding methods and apparatus
GB0416820A Expired - Fee Related GB2406760B (en) 2003-10-03 2004-07-28 Signal decoding methods and apparatus

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0323211A Ceased GB0323211D0 (en) 2003-10-03 2003-10-03 Signal decoding methods and apparatus

Country Status (2)

Country Link
CN (1) CN1701518A (en)
GB (2) GB0323211D0 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1314216C (en) * 2005-04-28 2007-05-02 北京邮电大学 Quasi maximum posterior probability detection method for layer space hour code system
CN101278509A (en) * 2005-10-05 2008-10-01 三菱电机株式会社 Receiver apparatus
CN101064579B (en) * 2006-04-25 2011-05-25 上海无线通信研究中心 Method for detecting low-complexity globular decoding
CN101155165B (en) * 2006-09-29 2010-12-08 上海无线通信研究中心 Method for reducing initialized radius of spherical decoding
JP5129820B2 (en) * 2006-11-14 2013-01-30 インテル・コーポレーション Space-time decoder and method for decoding Alamouti encoded signals in a high Doppler environment
US8042031B2 (en) * 2006-12-21 2011-10-18 Industrial Technology Research Institute Maximum likelihood detection method and system
CN101359982B (en) * 2007-08-03 2012-10-17 华为技术有限公司 Space frequency group code detection method and apparatus
TWI424063B (en) * 2008-02-08 2014-01-21 Colgate Palmolive Co Oral care methods and systems
RU2476890C2 (en) 2008-02-08 2013-02-27 Колгейт-Палмолив Компани Oral care methods and systems
JP6981540B2 (en) * 2017-12-06 2021-12-15 富士通株式会社 Mode information coding and decoding methods, equipment and electronics
US10389447B1 (en) * 2018-06-08 2019-08-20 Ciena Corporation Dimensional transformation

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH052842A (en) * 1991-06-25 1993-01-08 Sony Corp Soft decision decoding circuit
EP0937336A1 (en) * 1996-11-06 1999-08-25 Qualcomm Incorporated Soft decision output decoder for decoding convolutionally encoded codewords
EP0963048A2 (en) * 1998-06-01 1999-12-08 Her Majesty The Queen In Right Of Canada as represented by the Minister of Industry Max-log-APP decoding and related turbo decoding

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH052842A (en) * 1991-06-25 1993-01-08 Sony Corp Soft decision decoding circuit
EP0937336A1 (en) * 1996-11-06 1999-08-25 Qualcomm Incorporated Soft decision output decoder for decoding convolutionally encoded codewords
EP0963048A2 (en) * 1998-06-01 1999-12-08 Her Majesty The Queen In Right Of Canada as represented by the Minister of Industry Max-log-APP decoding and related turbo decoding

Also Published As

Publication number Publication date
GB0323211D0 (en) 2003-11-05
GB0416820D0 (en) 2004-09-01
CN1701518A (en) 2005-11-23
GB2406760A (en) 2005-04-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20140728