GB2454722B - Data processing apparatus and method - Google Patents

Data processing apparatus and method

Info

Publication number
GB2454722B
GB2454722B GB0722553A GB0722553A GB2454722B GB 2454722 B GB2454722 B GB 2454722B GB 0722553 A GB0722553 A GB 0722553A GB 0722553 A GB0722553 A GB 0722553A GB 2454722 B GB2454722 B GB 2454722B
Authority
GB
United Kingdom
Prior art keywords
processing apparatus
data processing
data
processing
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
GB0722553A
Other versions
GB2454722A (en
GB0722553D0 (en
Inventor
Samuel Asanbeng Atungsiri
Matthew Paul Athol Taylor
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.)
Sony Corp
Original Assignee
Sony Corp
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
Priority to GB0722553A priority Critical patent/GB2454722B/en
Application filed by Sony Corp filed Critical Sony Corp
Publication of GB0722553D0 publication Critical patent/GB0722553D0/en
Priority to DK08843411.3T priority patent/DK2204002T3/en
Priority to CN2008801142411A priority patent/CN101843023B/en
Priority to US12/740,014 priority patent/US8306137B2/en
Priority to EP08843411.3A priority patent/EP2204002B1/en
Priority to ES08843411T priority patent/ES2412429T3/en
Priority to PL08843411T priority patent/PL2204002T3/en
Priority to PCT/GB2008/003606 priority patent/WO2009056801A1/en
Publication of GB2454722A publication Critical patent/GB2454722A/en
Priority to US13/615,732 priority patent/US8619890B2/en
Application granted granted Critical
Publication of GB2454722B publication Critical patent/GB2454722B/en
Priority to US14/078,159 priority patent/US8891691B2/en
Priority to US14/531,236 priority patent/US9054927B2/en
Priority to US14/701,160 priority patent/US9338043B2/en
Priority to US15/146,279 priority patent/US20160248557A1/en
Priority to US15/376,301 priority patent/US10164743B2/en
Priority to US16/191,074 priority patent/US10541844B2/en
Priority to US16/745,091 priority patent/US10965506B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H03M13/27—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 using interleaving techniques
    • H03M13/276—Interleaving address generation
    • H03M13/2764—Circuits therefore
    • 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
    • H03M13/27—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 using interleaving techniques
    • H03M13/2739—Permutation polynomial interleaver, e.g. quadratic permutation polynomial [QPP] interleaver and quadratic congruence interleaver
    • 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
    • H03M13/27—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 using interleaving techniques
    • H03M13/2742—Irregular interleaver wherein the permutation pattern is not obtained by a computation rule, e.g. interleaver based on random generators
    • 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
    • H03M13/27—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 using interleaving techniques
    • H03M13/276—Interleaving address generation
    • 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
    • H03M13/27—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 using interleaving techniques
    • H03M13/2782—Interleaver implementations, which reduce the amount of required interleaving memory
    • H03M13/2785—Interleaver using in-place interleaving, i.e. writing to and reading from the memory is performed at the same memory location
    • 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
    • H03M13/6522—Intended application, e.g. transmission or communication standard
    • H03M13/6552—DVB-T2
    • 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
    • H04L1/0071—Use of interleaving
    • 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
    • H04L1/04—Arrangements for detecting or preventing errors in the information received by diversity reception using frequency diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/58—Random or pseudo-random number generators
    • G06F7/582—Pseudo-random number generators
    • G06F7/584—Pseudo-random number generators using finite field arithmetic, e.g. using a linear feedback shift register
    • 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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
    • H03M13/1148—Structural properties of the code parity-check or generator matrix
    • H03M13/116—Quasi-cyclic LDPC [QC-LDPC] codes, i.e. the parity-check matrix being composed of permutation or circulant sub-matrices
    • H03M13/1165—QC-LDPC codes as defined for the digital video broadcasting [DVB] specifications, e.g. DVB-Satellite [DVB-S2]
    • 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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/13—Linear codes
    • H03M13/15—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] 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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/13—Linear codes
    • H03M13/15—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes
    • H03M13/151—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes using error location or error correction polynomials
    • H03M13/152—Bose-Chaudhuri-Hocquenghem [BCH] 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
    • H03M13/29—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
    • 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
    • H03M13/2906—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 using block codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation
GB0722553A 2007-10-30 2007-11-16 Data processing apparatus and method Expired - Fee Related GB2454722B (en)

Priority Applications (16)

Application Number Priority Date Filing Date Title
GB0722553A GB2454722B (en) 2007-11-16 2007-11-16 Data processing apparatus and method
DK08843411.3T DK2204002T3 (en) 2007-10-30 2008-10-24 DEVICE AND PROCEDURE FOR DATA PROCESSING
CN2008801142411A CN101843023B (en) 2007-10-30 2008-10-24 Data processing apparatus and method
US12/740,014 US8306137B2 (en) 2007-10-30 2008-10-24 Data processing apparatus and method for use in a 0.5K mode interleaver in a digital video broadcasting standard including DVB-Terrestrial2
EP08843411.3A EP2204002B1 (en) 2007-10-30 2008-10-24 Data processing apparatus and method
ES08843411T ES2412429T3 (en) 2007-10-30 2008-10-24 Apparatus and method for data processing
PL08843411T PL2204002T3 (en) 2007-10-30 2008-10-24 Data processing apparatus and method
PCT/GB2008/003606 WO2009056801A1 (en) 2007-10-30 2008-10-24 Data processing apparatus and method
US13/615,732 US8619890B2 (en) 2007-10-30 2012-09-14 Data processing apparatus and method for use in a 0.5K mode interleaver in a digital video broadcasting standard including DVB-Terrestrial2
US14/078,159 US8891691B2 (en) 2007-10-30 2013-11-12 Data processing apparatus and method for use in an interleaver suitable for multiple operating modes
US14/531,236 US9054927B2 (en) 2007-10-30 2014-11-03 Data processing apparatus and method for use in an interleaver suitable for multiple operating modes
US14/701,160 US9338043B2 (en) 2007-10-30 2015-04-30 Data processing apparatus and method for use in an interleaver suitable for multiple operating modes
US15/146,279 US20160248557A1 (en) 2007-10-30 2016-05-04 Data processing apparatus and method for use in an interleaver suitable for multiple operating modes
US15/376,301 US10164743B2 (en) 2007-10-30 2016-12-12 Data processing apparatus and method for use in an interleaver suitable for multiple operating modes
US16/191,074 US10541844B2 (en) 2007-10-30 2018-11-14 Data processing apparatus and method for use in an interleaver suitable for multiple operating modes
US16/745,091 US10965506B2 (en) 2007-10-30 2020-01-16 Data processing apparatus and method for use in an interleaver suitable for multiple operating modes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0722553A GB2454722B (en) 2007-11-16 2007-11-16 Data processing apparatus and method

Publications (3)

Publication Number Publication Date
GB0722553D0 GB0722553D0 (en) 2007-12-27
GB2454722A GB2454722A (en) 2009-05-20
GB2454722B true GB2454722B (en) 2012-10-24

Family

ID=38896458

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0722553A Expired - Fee Related GB2454722B (en) 2007-10-30 2007-11-16 Data processing apparatus and method

Country Status (1)

Country Link
GB (1) GB2454722B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1463256A1 (en) * 2003-03-25 2004-09-29 Sony United Kingdom Limited Interleaver for mapping symbols on the carriers of an OFDM system
WO2005091509A1 (en) * 2004-03-10 2005-09-29 Telefonaktiebolaget L M Ericsson (Publ) Address generator for an interleaver memory and a deinterleaver memory
US20060282712A1 (en) * 2005-05-18 2006-12-14 Seagate Technology Llc Low complexity pseudo-random interleaver

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1463256A1 (en) * 2003-03-25 2004-09-29 Sony United Kingdom Limited Interleaver for mapping symbols on the carriers of an OFDM system
WO2005091509A1 (en) * 2004-03-10 2005-09-29 Telefonaktiebolaget L M Ericsson (Publ) Address generator for an interleaver memory and a deinterleaver memory
US20060282712A1 (en) * 2005-05-18 2006-12-14 Seagate Technology Llc Low complexity pseudo-random interleaver

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Dr. Jonathan DeVile, "'Reply to examination report' Letter for EP1463256", 02 August 2005, see pages 3-4, see covering letter for web address. *

Also Published As

Publication number Publication date
GB2454722A (en) 2009-05-20
GB0722553D0 (en) 2007-12-27

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Legal Events

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PCNP Patent ceased through non-payment of renewal fee

Effective date: 20201116