GB2380296B - Method of accessing memory device - Google Patents

Method of accessing memory device

Info

Publication number
GB2380296B
GB2380296B GB0225260A GB0225260A GB2380296B GB 2380296 B GB2380296 B GB 2380296B GB 0225260 A GB0225260 A GB 0225260A GB 0225260 A GB0225260 A GB 0225260A GB 2380296 B GB2380296 B GB 2380296B
Authority
GB
United Kingdom
Prior art keywords
memory device
accessing memory
accessing
memory
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
GB0225260A
Other versions
GB2380296A (en
GB0225260D0 (en
Inventor
Hyung-Joon Kwon
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co 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
Priority claimed from KR10-2000-0062904A external-priority patent/KR100370239B1/en
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of GB0225260D0 publication Critical patent/GB0225260D0/en
Publication of GB2380296A publication Critical patent/GB2380296A/en
Application granted granted Critical
Publication of GB2380296B publication Critical patent/GB2380296B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H03M13/03—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
    • H03M13/1515—Reed-Solomon codes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
    • G06F11/1048—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices using arrangements adapted for a specific error detection or correction feature
    • 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
    • H03M13/1555—Pipelined decoder implementations
    • 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
    • H03M13/6505—Memory efficient implementations
    • 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
    • H03M13/6563—Implementations using multi-port memories

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Probability & Statistics with Applications (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • General Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Detection And Correction Of Errors (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Error Detection And Correction (AREA)
GB0225260A 2000-10-25 2001-07-03 Method of accessing memory device Expired - Fee Related GB2380296B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2000-0062904A KR100370239B1 (en) 2000-10-25 2000-10-25 Memory device for applying to high speed block pipelined reed-solomon decoder and method of memory access and reed-solomon decoder having the memory device
GB0116275A GB2369215B (en) 2000-10-25 2001-07-03 Memory device, method of accessing the memory device, and reed-solomon decoder including the memory device

Publications (3)

Publication Number Publication Date
GB0225260D0 GB0225260D0 (en) 2002-12-11
GB2380296A GB2380296A (en) 2003-04-02
GB2380296B true GB2380296B (en) 2003-09-10

Family

ID=26246276

Family Applications (3)

Application Number Title Priority Date Filing Date
GB0225258A Expired - Fee Related GB2379768B (en) 2000-10-25 2001-07-03 Memory device, method of accessing the memory device, and reed-solomon decoder including the memory device
GB0225261A Expired - Fee Related GB2380297B (en) 2000-10-25 2001-07-03 Reed-solomon decoder including memory device
GB0225260A Expired - Fee Related GB2380296B (en) 2000-10-25 2001-07-03 Method of accessing memory device

Family Applications Before (2)

Application Number Title Priority Date Filing Date
GB0225258A Expired - Fee Related GB2379768B (en) 2000-10-25 2001-07-03 Memory device, method of accessing the memory device, and reed-solomon decoder including the memory device
GB0225261A Expired - Fee Related GB2380297B (en) 2000-10-25 2001-07-03 Reed-solomon decoder including memory device

Country Status (1)

Country Link
GB (3) GB2379768B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995012850A1 (en) * 1993-11-04 1995-05-11 Cirrus Logic, Inc. Reed-solomon decoder

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4725987A (en) * 1985-10-23 1988-02-16 Eastman Kodak Company Architecture for a fast frame store using dynamic RAMS
DE3715885A1 (en) * 1987-05-13 1988-11-24 Philips Patentverwaltung INTERMEDIATE DEVICE, ESPECIALLY FOR A B-ISDN SWITCHING SYSTEM
US4845713A (en) * 1987-06-08 1989-07-04 Exabyte Corporation Method and apparatus for determining the coefficients of a locator polynomial
DE69430982T2 (en) * 1993-12-09 2003-03-13 Sun Microsystems, Inc. Interleaving pixel data for a representation storage interface
US5506810A (en) * 1994-08-16 1996-04-09 Cirrus Logic, Inc. Dual bank memory and systems using the same
KR0170723B1 (en) * 1995-12-29 1999-03-30 김광호 Semiconductor memory device having duale bank
US6081920A (en) * 1998-01-08 2000-06-27 Lsi Logic Corporation Method and apparatus for fast decoding of a Reed-Solomon code

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995012850A1 (en) * 1993-11-04 1995-05-11 Cirrus Logic, Inc. Reed-solomon decoder
US5446743A (en) * 1993-11-04 1995-08-29 Cirrus Logic, Inc. Coefficient updating method and apparatus for Reed-Solomon decoder

Also Published As

Publication number Publication date
GB2380296A (en) 2003-04-02
GB0225258D0 (en) 2002-12-11
GB2380297B (en) 2003-09-10
GB2379768A (en) 2003-03-19
GB2379768B (en) 2003-08-20
GB0225260D0 (en) 2002-12-11
GB0225261D0 (en) 2002-12-11
GB2380297A (en) 2003-04-02

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Legal Events

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

Effective date: 20140703