TW200622583A - Error detection and correction - Google Patents
Error detection and correctionInfo
- Publication number
- TW200622583A TW200622583A TW094139886A TW94139886A TW200622583A TW 200622583 A TW200622583 A TW 200622583A TW 094139886 A TW094139886 A TW 094139886A TW 94139886 A TW94139886 A TW 94139886A TW 200622583 A TW200622583 A TW 200622583A
- Authority
- TW
- Taiwan
- Prior art keywords
- correction
- error detection
- modulation
- error
- symbols
- Prior art date
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M5/00—Conversion of the form of the representation of individual digits
- H03M5/02—Conversion to or from representation by pulses
- H03M5/04—Conversion to or from representation by pulses the pulses having two levels
- H03M5/14—Code representation, e.g. transition, for a given bit cell depending on the information in one or more adjacent bit cells, e.g. delay modulation code, double density code
- H03M5/145—Conversion to or from block codes or representations thereof
-
- 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
- G11B20/1816—Testing
- G11B2020/1823—Testing wherein a flag is set when errors are detected or qualified
-
- 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
- G11B2020/1836—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information using a Reed Solomon [RS] code
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Error Detection And Correction (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US63563704P | 2004-12-12 | 2004-12-12 | |
US11/013,573 US7404133B2 (en) | 2004-12-12 | 2004-12-15 | Error detection and correction employing modulation symbols satisfying predetermined criteria |
Publications (1)
Publication Number | Publication Date |
---|---|
TW200622583A true TW200622583A (en) | 2006-07-01 |
Family
ID=36013248
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW094139886A TW200622583A (en) | 2004-12-12 | 2005-11-14 | Error detection and correction |
Country Status (3)
Country | Link |
---|---|
US (1) | US7404133B2 (zh) |
TW (1) | TW200622583A (zh) |
WO (1) | WO2006062607A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI742398B (zh) * | 2019-02-14 | 2021-10-11 | 日商三菱電機股份有限公司 | 故障支援裝置、故障支援程式產品及故障支援方法 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7331010B2 (en) | 2004-10-29 | 2008-02-12 | International Business Machines Corporation | System, method and storage medium for providing fault detection and correction in a memory subsystem |
US7685392B2 (en) | 2005-11-28 | 2010-03-23 | International Business Machines Corporation | Providing indeterminate read data latency in a memory system |
US7958406B2 (en) * | 2006-10-03 | 2011-06-07 | International Business Machines Corporation | Verifying a record as part of an operation to modify the record |
US7870459B2 (en) | 2006-10-23 | 2011-01-11 | International Business Machines Corporation | High density high reliability memory module with power gating and a fault tolerant address and command bus |
US7721140B2 (en) * | 2007-01-02 | 2010-05-18 | International Business Machines Corporation | Systems and methods for improving serviceability of a memory system |
US7499073B2 (en) * | 2007-04-18 | 2009-03-03 | Hewlett-Packard Development Company, L.P. | Optical disc and method of labeling the same |
US8879643B2 (en) | 2008-04-15 | 2014-11-04 | Qualcomm Incorporated | Data substitution scheme for oversampled data |
US7961520B2 (en) | 2009-08-18 | 2011-06-14 | Seagate Technology Llc | Encoding and decoding to reduce switching of flash memory transistors |
US8359518B2 (en) | 2009-10-27 | 2013-01-22 | Altera Canada Co. | 2D product code and method for detecting false decoding errors |
US9246512B2 (en) * | 2010-12-02 | 2016-01-26 | Freescale Semiconductor, Inc. | Error correcting device, method for monitoring an error correcting device and data processing system |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1540617A (en) | 1968-12-13 | 1979-02-14 | Post Office | Transformation of binary coded signals into a form having lower disparity |
US4486739A (en) * | 1982-06-30 | 1984-12-04 | International Business Machines Corporation | Byte oriented DC balanced (0,4) 8B/10B partitioned block transmission code |
US5623507A (en) * | 1991-09-13 | 1997-04-22 | Storage Technology Corporation | Error pointers for enhanced error correction |
KR950002304B1 (ko) | 1992-10-07 | 1995-03-16 | 삼성전자주식회사 | 다중 오류정정 방법 |
US5663724A (en) * | 1996-03-28 | 1997-09-02 | Seagate Technology, Inc. | 16B/20B encoder |
KR100229015B1 (ko) * | 1996-08-06 | 1999-11-01 | 윤종용 | 디지탈 처리시스템의 에러정정장치 및 방법 |
KR100506070B1 (ko) * | 1997-10-07 | 2005-09-30 | 삼성전자주식회사 | 고밀도데이터의기록/재생을위한부호화/복호화방법 |
US6184806B1 (en) * | 1998-03-13 | 2001-02-06 | Quantum Corporation | Rate 32/33 (D=0, K=6) run length limited modulation code having optimized error propagation |
US6295010B1 (en) * | 1998-07-02 | 2001-09-25 | Seagate Technology, Llc | 8B/10B encoder system and method |
JP3502559B2 (ja) * | 1999-02-05 | 2004-03-02 | 松下電器産業株式会社 | 消失訂正方法、及び消失訂正回路 |
US6140947A (en) * | 1999-05-07 | 2000-10-31 | Cirrus Logic, Inc. | Encoding with economical codebook memory utilization |
US6241778B1 (en) * | 1999-06-18 | 2001-06-05 | Lucent Technologies Inc. | Methods and apparatus for implementing run-length limited and maximum transition run codes |
TW509900B (en) * | 2000-02-29 | 2002-11-11 | Via Tech Inc | Error correction method for correcting errors in digital data |
KR100378181B1 (ko) * | 2000-06-09 | 2003-03-29 | 삼성전자주식회사 | Efm/efm+ 디코딩에 의해 검출된 에러위치를 이용한c1/pi 워드의 에러정정 방법 및 장치 |
US6501396B1 (en) * | 2001-03-30 | 2002-12-31 | Xilinx, Inc. | Scalable physical coding sublayer (PCS) and 8B/10B encoder |
US6476737B1 (en) * | 2001-11-16 | 2002-11-05 | Lsi Logic Corporation | Rate 64/65 (d=0, G=11/I=10) run length limited modulation code |
US6751766B2 (en) * | 2002-05-20 | 2004-06-15 | Sandisk Corporation | Increasing the effectiveness of error correction codes and operating multi-level memory systems by using information about the quality of the stored data |
KR100552699B1 (ko) * | 2003-10-27 | 2006-02-20 | 삼성전자주식회사 | 코드율 7/8인 mtr 코드 부호화/복호화 방법 및 장치 |
US6933865B1 (en) * | 2004-01-29 | 2005-08-23 | Seagate Technology Llc | Method and apparatus for coded symbol stuffing in recording systems |
US6914545B1 (en) * | 2004-10-13 | 2005-07-05 | Seiko Epson Corporation | Circuitry and methods for reducing run-length of encoded data |
US20060125666A1 (en) * | 2004-12-12 | 2006-06-15 | Hanks Darwin M | Data modulation |
US7064683B1 (en) * | 2005-01-19 | 2006-06-20 | Seagate Technology Llc | Speed optimized encoder with running disparity constraint |
-
2004
- 2004-12-15 US US11/013,573 patent/US7404133B2/en not_active Expired - Fee Related
-
2005
- 2005-10-26 WO PCT/US2005/038610 patent/WO2006062607A1/en active Application Filing
- 2005-11-14 TW TW094139886A patent/TW200622583A/zh unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI742398B (zh) * | 2019-02-14 | 2021-10-11 | 日商三菱電機股份有限公司 | 故障支援裝置、故障支援程式產品及故障支援方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2006062607A1 (en) | 2006-06-15 |
US20060156175A1 (en) | 2006-07-13 |
US7404133B2 (en) | 2008-07-22 |
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