KR20010080966A - 에러 정정 및 검출용 신호 프로세서 - Google Patents
에러 정정 및 검출용 신호 프로세서 Download PDFInfo
- Publication number
- KR20010080966A KR20010080966A KR1020017005840A KR20017005840A KR20010080966A KR 20010080966 A KR20010080966 A KR 20010080966A KR 1020017005840 A KR1020017005840 A KR 1020017005840A KR 20017005840 A KR20017005840 A KR 20017005840A KR 20010080966 A KR20010080966 A KR 20010080966A
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- 238000012937 correction Methods 0.000 claims abstract description 122
- 238000001514 detection method Methods 0.000 claims abstract description 51
- 238000012545 processing Methods 0.000 claims abstract description 22
- 208000011580 syndromic disease Diseases 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 21
- 238000010586 diagram Methods 0.000 description 12
- 230000003287 optical effect Effects 0.000 description 10
- FFBHFFJDDLITSX-UHFFFAOYSA-N benzyl N-[2-hydroxy-4-(3-oxomorpholin-4-yl)phenyl]carbamate Chemical compound OC1=C(NC(=O)OCC2=CC=CC=C2)C=CC(=C1)N1CCOCC1=O FFBHFFJDDLITSX-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000013481 data capture Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
-
- 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
- H03M13/6566—Implementations concerning memory access contentions
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1833—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1866—Error detection or correction; Testing, e.g. of drop-outs by interleaving
-
- 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
-
- 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
- H03M13/2921—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 wherein error correction coding involves a diagonal direction
- H03M13/2924—Cross interleaved Reed-Solomon codes [CIRC]
-
- 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
- H03M13/2927—Decoding strategies
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Mathematical Physics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Pure & Applied Mathematics (AREA)
- Error Detection And Correction (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Detection And Correction Of Errors (AREA)
Abstract
Description
Claims (4)
- 기록 매체로부터 판독되는 데이터가 소정의 디지털 신호 처리를 받도록 하며, 소정의 디지털 신호 처리를 받은 상기 데이터가 소정의 에러 정정 블럭 각각에 대하여 에러 정정을 받도록 하는 신호 프로세서에 있어서,상기 소정의 디지털 신호 처리를 받은 상기 데이터를 순차적으로 저장하는 메모리 수단과,상기 소정의 디지털 신호 처리를 받은 상기 데이터를 소정의 에러 정정 블럭 각각에 대하여 에러 정정을 받도록 하는 에러 정정 수단과,상기 에러 정정을 받은 상기 데이터를 디스크램블하고, 디스크램블 이후 상기 데이터내의 에러를 검출하는 디스크램블/에러 검출 수단과,상기 에러 정정을 받은 상기 데이터내에 에러가 없을 때 에러없는 데이터를 디스플레이 유닛에 전송하는 제어 수단을 포함하는 에러 정정 및 검출용 신호 프로세서.
- 제 1 항에 있어서,상기 에러 정정 수단은,상기 소정의 디지털 신호 처리를 받은 상기 데이터의 신드롬(syndrome)을 계산하는 신드롬 계산기와,상기 신드롬 계산 이후 에러 위치 및 에러 패턴을 계산하는 에러 위치/패턴 계산기와,상기 에러 위치/패턴 계산기에 의해 검출되는 데이터가 에러 정정가능한지 여부에 대한 정보를 유지하는 에러 정정 결과 유지 수단과,상기 신드롬 계산 결과에 근거하여 상기 데이터의 에러를 정정하는 데이터 정정 수단과,에러 정정 수를 제어하는 에러 정정 수 제어 수단을 포함하는에러 정정 및 검출용 신호 프로세서.
- 제 1 항에 있어서,상기 디스크램블/에러 검출 수단은,상기 에러 정정 수단에 의해 정정된 데이터를 디스크램블하는 디스크램블 수단과,상기 디스크램블된 데이터의 에러를 검출하는 에러 검출 수단과,상기 에러 검출을 받은 데이터내에 어떠한 에러가 있는지 여부에 대한 에러 검출 결과를 유지하는 에러 검출 결과 유지 수단을 포함하는에러 정정 및 검출용 신호 프로세서.
- 제 1 항에 있어서,상기 소정의 디지털 신호 처리를 받은 데이터는, 소정의 에러 정정 블럭 각각에 대하여 상기 메모리 수단으로부터 판독된 후, 에러 검출 및 에러 정정되는데,어떤 에러가 존재할 때 상기 에러는 소정의 에러 정정 블럭 각각에 대하여 상기 에러 정정 수단에 의해 정정되고,에러가 존재하지 않을 때 상기 데이터는 소정의 에러 정정 블럭 각각에 대하여 상기 디스플레이 수단으로 전송되는에러 정정 및 검출용 신호 프로세서.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP99-256736 | 1999-09-10 | ||
JP25673699 | 1999-09-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010080966A true KR20010080966A (ko) | 2001-08-25 |
KR100430657B1 KR100430657B1 (ko) | 2004-05-10 |
Family
ID=17296739
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2001-7005840A Expired - Fee Related KR100430657B1 (ko) | 1999-09-10 | 2000-09-08 | 신호 처리 장치 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6912682B1 (ko) |
JP (1) | JP2003516598A (ko) |
KR (1) | KR100430657B1 (ko) |
CN (1) | CN1155965C (ko) |
ID (1) | ID28834A (ko) |
TW (1) | TW512320B (ko) |
WO (1) | WO2001020607A1 (ko) |
Families Citing this family (29)
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US20040047209A1 (en) * | 2000-11-22 | 2004-03-11 | Chuen-Der Lien | FIFO memory devices having multi-port cache memory arrays therein that support hidden EDC latency and bus matching and methods of operating same |
US7278083B2 (en) * | 2003-06-27 | 2007-10-02 | International Business Machines Corporation | Method and system for optimized instruction fetch to protect against soft and hard errors |
US7831882B2 (en) | 2005-06-03 | 2010-11-09 | Rambus Inc. | Memory system with error detection and retry modes of operation |
US9459960B2 (en) | 2005-06-03 | 2016-10-04 | Rambus Inc. | Controller device for use with electrically erasable programmable memory chip with error detection and retry modes of operation |
KR100668678B1 (ko) * | 2005-12-09 | 2007-01-12 | 한국전자통신연구원 | 부반송파 할당 방식에 혼재된 수신 신호를 복조하는 직교주파수 분할 다중 시스템의 단말 복조 장치 및 방법 |
US7562285B2 (en) | 2006-01-11 | 2009-07-14 | Rambus Inc. | Unidirectional error code transfer for a bidirectional data link |
US20070271495A1 (en) * | 2006-05-18 | 2007-11-22 | Ian Shaeffer | System to detect and identify errors in control information, read data and/or write data |
US8352805B2 (en) | 2006-05-18 | 2013-01-08 | Rambus Inc. | Memory error detection |
KR100813630B1 (ko) * | 2007-02-07 | 2008-03-14 | 삼성전자주식회사 | 독출 성능을 향상할 수 있는 플래시 메모리 시스템 및그것의 독출 방법 |
US8175201B2 (en) | 2007-12-21 | 2012-05-08 | Lsi Corporation | Systems and methods for adaptive equalization in recording channels |
US7924523B2 (en) * | 2007-12-21 | 2011-04-12 | Lsi Corporation | Frequency domain approach for efficient computation of fixed-point equalization targets |
KR20100004792A (ko) * | 2008-07-04 | 2010-01-13 | 삼성전자주식회사 | 손상된 정보를 저장하는 방법, 손상된 정보를 저장할 수있는 정보 처리 장치, 손상된 정보를 저장 가능하게송신하는 정보 저장 장치, 손상된 정보를 저장하기 위한소프트웨어가 기록된, 정보 처리 장치로 읽을 수 있는 매체 |
US7924518B2 (en) * | 2008-08-27 | 2011-04-12 | Lsi Corporation | Systems and methods for adaptive write pre-compensation |
US9281908B2 (en) * | 2008-10-08 | 2016-03-08 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Systems and methods for memory efficient signal and noise estimation |
US8154815B2 (en) * | 2008-12-18 | 2012-04-10 | Lsi Corporation | Systems and methods for generating equalization data using shift register architecture |
US7948702B2 (en) * | 2008-12-18 | 2011-05-24 | Lsi Corporation | Systems and methods for controlling data equalization |
US7929240B2 (en) * | 2008-12-18 | 2011-04-19 | Lsi Corporation | Systems and methods for adaptive MRA compensation |
US7965467B2 (en) * | 2008-12-18 | 2011-06-21 | Lsi Corporation | Systems and methods for generating equalization data |
US7974030B2 (en) | 2008-12-23 | 2011-07-05 | Lsi Corporation | Systems and methods for dibit correction |
US7948699B2 (en) * | 2009-01-02 | 2011-05-24 | Lsi Corporation | Systems and methods for equalizer optimization in a storage access retry |
US7969337B2 (en) * | 2009-07-27 | 2011-06-28 | Lsi Corporation | Systems and methods for two tier sampling correction in a data processing circuit |
US8139305B2 (en) * | 2009-09-14 | 2012-03-20 | Lsi Corporation | Systems and methods for timing and gain acquisition |
US8854752B2 (en) | 2011-05-03 | 2014-10-07 | Lsi Corporation | Systems and methods for track width determination |
US8762440B2 (en) | 2011-07-11 | 2014-06-24 | Lsi Corporation | Systems and methods for area efficient noise predictive filter calibration |
US9112538B2 (en) | 2013-03-13 | 2015-08-18 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Systems and methods for loop feedback |
US8848776B1 (en) | 2013-03-25 | 2014-09-30 | Lsi Corporation | Systems and methods for multi-dimensional signal equalization |
US8929010B1 (en) | 2013-08-21 | 2015-01-06 | Lsi Corporation | Systems and methods for loop pulse estimation |
CN111819547B (zh) | 2018-03-26 | 2025-02-07 | 拉姆伯斯公司 | 命令/地址通道错误检测 |
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-
2000
- 2000-09-07 TW TW089118334A patent/TW512320B/zh not_active IP Right Cessation
- 2000-09-08 JP JP2001524101A patent/JP2003516598A/ja active Pending
- 2000-09-08 CN CNB008022313A patent/CN1155965C/zh not_active Expired - Fee Related
- 2000-09-08 WO PCT/JP2000/006122 patent/WO2001020607A1/en active IP Right Grant
- 2000-09-08 US US09/831,505 patent/US6912682B1/en not_active Expired - Fee Related
- 2000-09-08 KR KR10-2001-7005840A patent/KR100430657B1/ko not_active Expired - Fee Related
- 2000-09-08 ID IDW00200101260A patent/ID28834A/id unknown
Also Published As
Publication number | Publication date |
---|---|
WO2001020607A1 (en) | 2001-03-22 |
US6912682B1 (en) | 2005-06-28 |
CN1327593A (zh) | 2001-12-19 |
TW512320B (en) | 2002-12-01 |
ID28834A (id) | 2001-07-05 |
KR100430657B1 (ko) | 2004-05-10 |
JP2003516598A (ja) | 2003-05-13 |
CN1155965C (zh) | 2004-06-30 |
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