GB2416967B - Turbo equalization in a MIMO digital wireless wideband system - Google Patents

Turbo equalization in a MIMO digital wireless wideband system

Info

Publication number
GB2416967B
GB2416967B GB0416933A GB0416933A GB2416967B GB 2416967 B GB2416967 B GB 2416967B GB 0416933 A GB0416933 A GB 0416933A GB 0416933 A GB0416933 A GB 0416933A GB 2416967 B GB2416967 B GB 2416967B
Authority
GB
United Kingdom
Prior art keywords
digital wireless
turbo equalization
wideband system
wireless wideband
mimo digital
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
GB0416933A
Other versions
GB0416933D0 (en
GB2416967A (en
Inventor
Robert Jan Piechocki
Magnus Sandell
Christophe Andrieu
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 GB0416933A priority Critical patent/GB2416967B/en
Publication of GB0416933D0 publication Critical patent/GB0416933D0/en
Publication of GB2416967A publication Critical patent/GB2416967A/en
Application granted granted Critical
Publication of GB2416967B publication Critical patent/GB2416967B/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
    • 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
    • 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
    • H03M13/3933—Decoding in probability domain
    • 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
    • H03M13/63—Joint error correction and other techniques
    • H03M13/6331—Error control coding in combination with equalisation
    • 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
    • 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
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0064—Concatenated codes
    • H04L1/0066—Parallel concatenated 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

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
GB0416933A 2004-07-29 2004-07-29 Turbo equalization in a MIMO digital wireless wideband system Expired - Fee Related GB2416967B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0416933A GB2416967B (en) 2004-07-29 2004-07-29 Turbo equalization in a MIMO digital wireless wideband system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0416933A GB2416967B (en) 2004-07-29 2004-07-29 Turbo equalization in a MIMO digital wireless wideband system

Publications (3)

Publication Number Publication Date
GB0416933D0 GB0416933D0 (en) 2004-09-01
GB2416967A GB2416967A (en) 2006-02-08
GB2416967B true GB2416967B (en) 2007-01-31

Family

ID=32947655

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0416933A Expired - Fee Related GB2416967B (en) 2004-07-29 2004-07-29 Turbo equalization in a MIMO digital wireless wideband system

Country Status (1)

Country Link
GB (1) GB2416967B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108880569B (en) * 2018-07-24 2021-11-09 暨南大学 Rate compatible coding method based on feedback grouping Markov superposition coding

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1017178A1 (en) * 1998-05-28 2000-07-05 Sony Corporation Soft output decoder for convolution code and soft output decoding method
WO2001019013A1 (en) * 1999-09-09 2001-03-15 Home Wireless Networks, Inc. Turbo detection of space-time codes
EP1154578A2 (en) * 2000-05-12 2001-11-14 Nec Corporation High-speed turbo decoder
US20030103584A1 (en) * 2001-12-03 2003-06-05 Bjerke Bjorn A. Iterative detection and decoding for a MIMO-OFDM system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1017178A1 (en) * 1998-05-28 2000-07-05 Sony Corporation Soft output decoder for convolution code and soft output decoding method
WO2001019013A1 (en) * 1999-09-09 2001-03-15 Home Wireless Networks, Inc. Turbo detection of space-time codes
EP1154578A2 (en) * 2000-05-12 2001-11-14 Nec Corporation High-speed turbo decoder
US20030103584A1 (en) * 2001-12-03 2003-06-05 Bjerke Bjorn A. Iterative detection and decoding for a MIMO-OFDM system

Also Published As

Publication number Publication date
GB0416933D0 (en) 2004-09-01
GB2416967A (en) 2006-02-08

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Legal Events

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

Effective date: 20130729