JP2010541120A5 - - Google Patents
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- JP2010541120A5 JP2010541120A5 JP2010526867A JP2010526867A JP2010541120A5 JP 2010541120 A5 JP2010541120 A5 JP 2010541120A5 JP 2010526867 A JP2010526867 A JP 2010526867A JP 2010526867 A JP2010526867 A JP 2010526867A JP 2010541120 A5 JP2010541120 A5 JP 2010541120A5
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- JP
- Japan
- Prior art keywords
- data
- data signal
- soft
- detector
- threshold
- 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.)
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- 230000007547 defect Effects 0.000 claims 15
- 238000000034 method Methods 0.000 claims 7
- 238000001514 detection method Methods 0.000 claims 2
- 238000004458 analytical method Methods 0.000 claims 1
- 230000001413 cellular effect Effects 0.000 claims 1
- 238000007405 data analysis Methods 0.000 claims 1
- 230000002950 deficient Effects 0.000 claims 1
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2007/080043 WO2009045203A1 (en) | 2007-10-01 | 2007-10-01 | Systems and methods for media defect detection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2010541120A JP2010541120A (ja) | 2010-12-24 |
| JP2010541120A5 true JP2010541120A5 (enExample) | 2011-09-15 |
Family
ID=40526483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010526867A Pending JP2010541120A (ja) | 2007-10-01 | 2007-10-01 | 媒体欠陥検出のためのシステム及び方法 |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US8453039B2 (enExample) |
| EP (1) | EP2168246A4 (enExample) |
| JP (1) | JP2010541120A (enExample) |
| KR (1) | KR101361598B1 (enExample) |
| CN (1) | CN101647203B (enExample) |
| TW (1) | TWI427625B (enExample) |
| WO (1) | WO2009045203A1 (enExample) |
Families Citing this family (70)
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| EP2168246A4 (en) | 2007-10-01 | 2013-06-05 | Agere Systems Inc | ARRANGEMENTS AND METHOD FOR DETECTING ERRORS OF MEDIA |
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| US8121224B2 (en) * | 2008-04-29 | 2012-02-21 | Agere Systems Inc. | Systems and methods for filter based media defect detection |
| US8149527B2 (en) * | 2008-04-29 | 2012-04-03 | Agere Systems Inc. | Systems and methods for reducing attenuation of information derived from a defective medium |
| US7849385B2 (en) * | 2008-04-29 | 2010-12-07 | Agere Systems Inc. | Systems and methods for media defect detection utilizing correlated DFIR and LLR data |
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| US8139457B2 (en) * | 2008-09-23 | 2012-03-20 | Agere Systems Inc. | Systems and methods for low latency media defect detection |
| US8411537B2 (en) * | 2009-03-06 | 2013-04-02 | Agere Systems Inc. | Systems and methods for recovering information from a defective medium |
| US7952824B2 (en) * | 2009-03-06 | 2011-05-31 | Agere Systems Inc. | Systems and methods for defective media region identification |
| US8219892B2 (en) * | 2009-03-06 | 2012-07-10 | Agere Systems Inc. | Systems and methods for enhanced media defect detection |
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| US8345369B2 (en) * | 2010-02-24 | 2013-01-01 | Lsi Corporation | Systems and methods for data recovery using enhanced sync mark location |
| US8089713B2 (en) * | 2010-03-25 | 2012-01-03 | Lsi Corporation | Detection of hard-disc defect regions using soft decisions |
| US8379498B2 (en) | 2010-09-13 | 2013-02-19 | Lsi Corporation | Systems and methods for track to track phase alignment |
| US8560930B2 (en) | 2010-10-11 | 2013-10-15 | Lsi Corporation | Systems and methods for multi-level quasi-cyclic low density parity check codes |
| US8385014B2 (en) | 2010-10-11 | 2013-02-26 | Lsi Corporation | Systems and methods for identifying potential media failure |
| US8566379B2 (en) | 2010-11-17 | 2013-10-22 | Lsi Corporation | Systems and methods for self tuning target adaptation |
| US8810940B2 (en) | 2011-02-07 | 2014-08-19 | Lsi Corporation | Systems and methods for off track error recovery |
| US8699167B2 (en) | 2011-02-16 | 2014-04-15 | Lsi Corporation | Systems and methods for data detection using distance based tuning |
| US8446683B2 (en) | 2011-02-22 | 2013-05-21 | Lsi Corporation | Systems and methods for data pre-coding calibration |
| US8693120B2 (en) | 2011-03-17 | 2014-04-08 | Lsi Corporation | Systems and methods for sample averaging in data processing |
| US8854753B2 (en) * | 2011-03-17 | 2014-10-07 | Lsi Corporation | Systems and methods for auto scaling in a data processing system |
| US8887034B2 (en) * | 2011-04-15 | 2014-11-11 | Lsi Corporation | Systems and methods for short media defect detection |
| US8670955B2 (en) | 2011-04-15 | 2014-03-11 | Lsi Corporation | Systems and methods for reliability assisted noise predictive filtering |
| US8611033B2 (en) | 2011-04-15 | 2013-12-17 | Lsi Corporation | Systems and methods for selective decoder input data processing |
| US8499231B2 (en) | 2011-06-24 | 2013-07-30 | Lsi Corporation | Systems and methods for reduced format non-binary decoding |
| US8560929B2 (en) | 2011-06-24 | 2013-10-15 | Lsi Corporation | Systems and methods for non-binary decoding |
| US8566665B2 (en) | 2011-06-24 | 2013-10-22 | Lsi Corporation | Systems and methods for error correction using low density parity check codes using multiple layer check equations |
| US8830613B2 (en) | 2011-07-19 | 2014-09-09 | Lsi Corporation | Storage media inter-track interference cancellation |
| US8879182B2 (en) | 2011-07-19 | 2014-11-04 | Lsi Corporation | Storage media inter-track interference cancellation |
| US8819527B2 (en) | 2011-07-19 | 2014-08-26 | Lsi Corporation | Systems and methods for mitigating stubborn errors in a data processing system |
| US8539328B2 (en) | 2011-08-19 | 2013-09-17 | Lsi Corporation | Systems and methods for noise injection driven parameter selection |
| US8612843B2 (en) | 2011-08-19 | 2013-12-17 | Lsi Corporation | Systems and methods for qualitative media defect determination |
| US8854754B2 (en) | 2011-08-19 | 2014-10-07 | Lsi Corporation | Systems and methods for local iteration adjustment |
| US9026572B2 (en) | 2011-08-29 | 2015-05-05 | Lsi Corporation | Systems and methods for anti-causal noise predictive filtering in a data channel |
| US8681441B2 (en) | 2011-09-08 | 2014-03-25 | Lsi Corporation | Systems and methods for generating predictable degradation bias |
| US8661324B2 (en) | 2011-09-08 | 2014-02-25 | Lsi Corporation | Systems and methods for non-binary decoding biasing control |
| US8767333B2 (en) | 2011-09-22 | 2014-07-01 | Lsi Corporation | Systems and methods for pattern dependent target adaptation |
| US8850276B2 (en) | 2011-09-22 | 2014-09-30 | Lsi Corporation | Systems and methods for efficient data shuffling in a data processing system |
| US8479086B2 (en) | 2011-10-03 | 2013-07-02 | Lsi Corporation | Systems and methods for efficient parameter modification |
| US8689062B2 (en) | 2011-10-03 | 2014-04-01 | Lsi Corporation | Systems and methods for parameter selection using reliability information |
| US8578241B2 (en) | 2011-10-10 | 2013-11-05 | Lsi Corporation | Systems and methods for parity sharing data processing |
| US8862960B2 (en) | 2011-10-10 | 2014-10-14 | Lsi Corporation | Systems and methods for parity shared data encoding |
| US8788921B2 (en) | 2011-10-27 | 2014-07-22 | Lsi Corporation | Detector with soft pruning |
| US8683309B2 (en) | 2011-10-28 | 2014-03-25 | Lsi Corporation | Systems and methods for ambiguity based decode algorithm modification |
| US8443271B1 (en) | 2011-10-28 | 2013-05-14 | Lsi Corporation | Systems and methods for dual process data decoding |
| US8527858B2 (en) | 2011-10-28 | 2013-09-03 | Lsi Corporation | Systems and methods for selective decode algorithm modification |
| US8531320B2 (en) | 2011-11-14 | 2013-09-10 | Lsi Corporation | Systems and methods for memory efficient data decoding |
| US8751913B2 (en) | 2011-11-14 | 2014-06-10 | Lsi Corporation | Systems and methods for reduced power multi-layer data decoding |
| US9129653B2 (en) | 2012-04-20 | 2015-09-08 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Systems and methods for calibration coasting in a data processing system |
| US8819521B2 (en) | 2012-04-30 | 2014-08-26 | Lsi Corporation | Systems and methods for short media defect detection using non-binary coded information |
| US8675297B2 (en) | 2012-06-15 | 2014-03-18 | Lsi Corporation | Media defect classification |
| US9076492B2 (en) | 2012-07-12 | 2015-07-07 | Lsi Corporation | Systems and methods for rapid erasure retry decoding |
| US8826110B2 (en) | 2012-07-17 | 2014-09-02 | Lsi Corporation | Systems and methods for defect scanning |
| US8732562B2 (en) | 2012-07-25 | 2014-05-20 | Lsi Corporation | Systems and methods for improved short media defect detection |
| US8972800B2 (en) * | 2012-07-30 | 2015-03-03 | Lsi Corporation | Systems and methods for enhanced media defect detection |
| US9245586B2 (en) | 2012-10-18 | 2016-01-26 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Systems and methods for short media defect detection using multi-iteration soft data feedback |
| US8996970B2 (en) | 2012-10-24 | 2015-03-31 | Lsi Corporation | Systems and methods for positive feedback short media defect detection |
| US9244752B2 (en) | 2013-05-02 | 2016-01-26 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Systems and methods for detecting media flaws |
| US8917468B1 (en) | 2013-06-06 | 2014-12-23 | Lsi Corporation | Systems and methods for media defect detection with pattern qualification |
| CN110097549A (zh) * | 2019-05-08 | 2019-08-06 | 广州中国科学院沈阳自动化研究所分所 | 基于形态学的水陆空交界线检测方法、系统、介质和设备 |
| US11762731B2 (en) | 2021-11-12 | 2023-09-19 | Seagate Technology Llc | Codeword redundancy |
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| JP3310185B2 (ja) * | 1996-11-21 | 2002-07-29 | 松下電器産業株式会社 | 誤り訂正装置 |
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| JP3869365B2 (ja) | 2000-07-21 | 2007-01-17 | 富士通株式会社 | ディスク記録装置、および記録ディスクのセクタ交替方法 |
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| KR100604892B1 (ko) | 2004-08-10 | 2006-07-28 | 삼성전자주식회사 | 재기록 가능한 광디스크의 결함 관리를 위한 결함 검출회로를 구비한 광디스크 재생/기록 시스템 및 그 방법 |
| KR20070025145A (ko) | 2005-08-31 | 2007-03-08 | 삼성전자주식회사 | 소프트 복호화 방법 및 장치, 에러 정정 방법 및 장치,소프트 출력 방법 및 장치 |
| US7441174B2 (en) | 2005-09-07 | 2008-10-21 | The University Of Hong Kong | Embedded state metric storage for MAP decoder of turbo codes |
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| JP2007280571A (ja) | 2006-04-12 | 2007-10-25 | Hitachi Ltd | 光ディスク装置及び再生信号処理方法 |
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| US7702973B2 (en) | 2007-01-05 | 2010-04-20 | Broadcom Corporation | Modified defect scan over sync mark/preamble field |
| EP2168246A4 (en) | 2007-10-01 | 2013-06-05 | Agere Systems Inc | ARRANGEMENTS AND METHOD FOR DETECTING ERRORS OF MEDIA |
| US8161357B2 (en) | 2008-03-17 | 2012-04-17 | Agere Systems Inc. | Systems and methods for using intrinsic data for regenerating data from a defective medium |
| US8095855B2 (en) | 2008-03-17 | 2012-01-10 | Agere Systems Inc. | Systems and methods for regenerating data from a defective medium |
| US7849385B2 (en) | 2008-04-29 | 2010-12-07 | Agere Systems Inc. | Systems and methods for media defect detection utilizing correlated DFIR and LLR data |
| US8201051B2 (en) | 2008-10-15 | 2012-06-12 | Lsi Corporation | Method for detecting short burst errors in LDPC system |
| US8190831B2 (en) | 2008-10-31 | 2012-05-29 | Lsi Corporation | Methods and apparatus for detecting a syncMark in a hard disk drive |
-
2007
- 2007-10-01 EP EP07843587.2A patent/EP2168246A4/en not_active Withdrawn
- 2007-10-01 CN CN200780052585.XA patent/CN101647203B/zh not_active Expired - Fee Related
- 2007-10-01 US US12/527,296 patent/US8453039B2/en not_active Expired - Fee Related
- 2007-10-01 KR KR1020097021423A patent/KR101361598B1/ko not_active Expired - Fee Related
- 2007-10-01 JP JP2010526867A patent/JP2010541120A/ja active Pending
- 2007-10-01 WO PCT/US2007/080043 patent/WO2009045203A1/en not_active Ceased
-
2008
- 2008-02-21 TW TW097106072A patent/TWI427625B/zh not_active IP Right Cessation
-
2013
- 2013-05-25 US US13/902,808 patent/US8843813B2/en active Active
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