GB2418817B - Signal decoding methods and apparatus - Google Patents

Signal decoding methods and apparatus

Info

Publication number
GB2418817B
GB2418817B GB0421609A GB0421609A GB2418817B GB 2418817 B GB2418817 B GB 2418817B GB 0421609 A GB0421609 A GB 0421609A GB 0421609 A GB0421609 A GB 0421609A GB 2418817 B GB2418817 B GB 2418817B
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
GB0421609A
Other versions
GB2418817A (en
GB0421609D0 (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
Priority to GB0421609A priority Critical patent/GB2418817B/en
Publication of GB0421609D0 publication Critical patent/GB0421609D0/en
Publication of GB2418817A publication Critical patent/GB2418817A/en
Application granted granted Critical
Publication of GB2418817B publication Critical patent/GB2418817B/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
    • 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
    • H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms
    • 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
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03203—Trellis search techniques
    • H04L25/03242—Methods involving sphere 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Artificial Intelligence (AREA)
  • Error Detection And Correction (AREA)
GB0421609A 2004-09-29 2004-09-29 Signal decoding methods and apparatus Expired - Fee Related GB2418817B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0421609A GB2418817B (en) 2004-09-29 2004-09-29 Signal decoding methods and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0421609A GB2418817B (en) 2004-09-29 2004-09-29 Signal decoding methods and apparatus

Publications (3)

Publication Number Publication Date
GB0421609D0 GB0421609D0 (en) 2004-10-27
GB2418817A GB2418817A (en) 2006-04-05
GB2418817B true GB2418817B (en) 2006-12-13

Family

ID=33397439

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0421609A Expired - Fee Related GB2418817B (en) 2004-09-29 2004-09-29 Signal decoding methods and apparatus

Country Status (1)

Country Link
GB (1) GB2418817B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03232055A (en) * 1990-02-08 1991-10-16 Agency Of Ind Science & Technol Load balancing system for parallel processors
EP0973292A2 (en) * 1998-07-17 2000-01-19 Nortel Networks Corporation Statistically multiplexed turbo code decoder
GB2403111A (en) * 2003-06-12 2004-12-22 Arithmatica Ltd Maximum likelihood detector which splits the trellis into sections in time and hierarchically processes it, combining adjacent sections at each level

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03232055A (en) * 1990-02-08 1991-10-16 Agency Of Ind Science & Technol Load balancing system for parallel processors
EP0973292A2 (en) * 1998-07-17 2000-01-19 Nortel Networks Corporation Statistically multiplexed turbo code decoder
GB2403111A (en) * 2003-06-12 2004-12-22 Arithmatica Ltd Maximum likelihood detector which splits the trellis into sections in time and hierarchically processes it, combining adjacent sections at each level

Also Published As

Publication number Publication date
GB2418817A (en) 2006-04-05
GB0421609D0 (en) 2004-10-27

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Legal Events

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

Effective date: 20130929