JP2011175721A5 - - Google Patents

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Publication number
JP2011175721A5
JP2011175721A5 JP2010257420A JP2010257420A JP2011175721A5 JP 2011175721 A5 JP2011175721 A5 JP 2011175721A5 JP 2010257420 A JP2010257420 A JP 2010257420A JP 2010257420 A JP2010257420 A JP 2010257420A JP 2011175721 A5 JP2011175721 A5 JP 2011175721A5
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JP
Japan
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location
circuit
storage medium
data
series
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JP2010257420A
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English (en)
Japanese (ja)
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JP2011175721A (ja
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Priority claimed from US12/712,136 external-priority patent/US20110205653A1/en
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Publication of JP2011175721A publication Critical patent/JP2011175721A/ja
Publication of JP2011175721A5 publication Critical patent/JP2011175721A5/ja
Pending legal-status Critical Current

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JP2010257420A 2010-02-24 2010-11-18 データ回復のためのシステムおよび方法 Pending JP2011175721A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/712,136 US20110205653A1 (en) 2010-02-24 2010-02-24 Systems and Methods for Data Recovery
US12/712,136 2010-02-24

Publications (2)

Publication Number Publication Date
JP2011175721A JP2011175721A (ja) 2011-09-08
JP2011175721A5 true JP2011175721A5 (enExample) 2013-11-07

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010257420A Pending JP2011175721A (ja) 2010-02-24 2010-11-18 データ回復のためのシステムおよび方法

Country Status (6)

Country Link
US (1) US20110205653A1 (enExample)
EP (1) EP2360696A1 (enExample)
JP (1) JP2011175721A (enExample)
KR (1) KR20110097575A (enExample)
CN (1) CN102163464A (enExample)
TW (1) TW201137865A (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8949701B2 (en) 2008-09-23 2015-02-03 Agere Systems Inc. Systems and methods for low latency media defect detection
US8631300B2 (en) * 2011-12-12 2014-01-14 Lsi Corporation Systems and methods for scalable data processing shut down
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
US8687301B1 (en) * 2013-01-08 2014-04-01 Lsi Corporation Parallel no-sync-mark retry
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
US9804919B2 (en) 2015-07-20 2017-10-31 Avago Technologies General Ip (Singapore) Pte. Ltd. Systems and methods for correlation based data alignment
JP2018160302A (ja) * 2017-03-23 2018-10-11 株式会社東芝 ストレージ装置及びコントローラ

Family Cites Families (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02192076A (ja) * 1989-01-19 1990-07-27 Nec Corp 位相引込み制御回路
US5416760A (en) * 1991-12-16 1995-05-16 Advanced Micro Devices, Inc. Recovery of data from optical data disk sectors having missing or defective synchronization information
US5802069A (en) * 1995-11-13 1998-09-01 Intel Corporation Implementing mass storage device functions using host processor memory
JP3310185B2 (ja) * 1996-11-21 2002-07-29 松下電器産業株式会社 誤り訂正装置
KR100258332B1 (ko) * 1997-12-26 2000-06-01 윤종용 싱크검출장치와 그에 따른 광 디스크 재생장치
JP4173931B2 (ja) * 1998-10-16 2008-10-29 富士通株式会社 磁気ディスク装置とそれで使われるデータ読出方法
US6557113B1 (en) * 1999-10-26 2003-04-29 Iomega Corporation Synchronization recovery technique for storage media
JP2003513399A (ja) * 1999-10-28 2003-04-08 シーゲイト テクノロジー エルエルシー 同期バイト・パディング
WO2002009109A1 (en) * 2000-07-21 2002-01-31 Fujitsu Limited Disk recording device, sector alternating method for recording disk, and recording disk
US6738948B2 (en) * 2001-04-09 2004-05-18 Motorola, Inc. Iteration terminating using quality index criteria of turbo codes
US6691263B2 (en) * 2001-05-03 2004-02-10 Agere Systems Inc. Interative decoding based on dominant error events
JP4198904B2 (ja) * 2001-06-11 2008-12-17 富士通株式会社 記録再生装置、信号復号回路、エラー訂正方法、及び反復型復号器
US7440208B1 (en) * 2001-09-21 2008-10-21 Maxtor Corporation Flexible partial response targets for data detectors
US6731442B2 (en) * 2001-10-02 2004-05-04 Seagate Technologies Llc Method and apparatus for detecting media defects
JP3759711B2 (ja) * 2001-11-09 2006-03-29 富士通株式会社 磁気ディスクシステム
US7154936B2 (en) * 2001-12-03 2006-12-26 Qualcomm, Incorporated Iterative detection and decoding for a MIMO-OFDM system
JP4017883B2 (ja) * 2002-02-20 2007-12-05 株式会社日立グローバルストレージテクノロジーズ 欠陥検出方法および欠陥検出装置ならびに情報記録再生装置および磁気ディスク装置
US7359313B2 (en) * 2002-06-24 2008-04-15 Agere Systems Inc. Space-time bit-interleaved coded modulation for wideband transmission
US7254192B2 (en) * 2002-07-12 2007-08-07 Texas Instruments Incorporated Iterative detection in MIMO systems
JP3749889B2 (ja) * 2002-10-17 2006-03-01 株式会社東芝 Ｐｒｍｌ検出を適用する信号処理デバイス、同デバイスを備えたディスク記憶装置、及び同装置におけるフィードバック制御のための信号処理方法
US7277368B2 (en) * 2002-11-11 2007-10-02 Matsushita Electric Industrial Co., Ltd. Playback method, playback control circuit and playback apparatus for a recording medium
AU2002354458A1 (en) * 2002-12-10 2004-06-30 Fujitsu Limited Data recording and reproducing system
JP4499372B2 (ja) * 2003-04-30 2010-07-07 株式会社リコー 情報記録方法と情報再生方法と情報記録装置と情報再生装置とコンピュータ読み取り可能な記録媒体
WO2004097812A1 (ja) * 2003-04-30 2004-11-11 Ricoh Company, Ltd. 情報記録方法及び装置、情報再生方法及び装置、並びに記録媒体
JP4095504B2 (ja) * 2003-07-31 2008-06-04 株式会社東芝 ディスク記憶装置及びシンクマーク書込み方法
US7168030B2 (en) * 2003-10-17 2007-01-23 Telefonaktiebolaget Lm Ericsson (Publ) Turbo code decoder with parity information update
EP1605597A1 (en) * 2004-06-03 2005-12-14 STMicroelectronics N.V. Method and system for blindly detecting a shared channel out of a plurality of shared channels received in parallel
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
US7752523B1 (en) * 2006-02-13 2010-07-06 Marvell International Ltd. Reduced-complexity decoding of parity check codes
FR2909499B1 (fr) * 2006-12-01 2009-01-16 Commissariat Energie Atomique Procede et dispositif de decodage pour codes ldpc, et appareil de communication comprenant un tel dispositif
US7702973B2 (en) * 2007-01-05 2010-04-20 Broadcom Corporation Modified defect scan over sync mark/preamble field
US20080262643A1 (en) * 2007-04-17 2008-10-23 Broadcom Corporation, A California Corporation Defect detector for hard disk drive and methods for use therewith
US8359522B2 (en) * 2007-05-01 2013-01-22 Texas A&M University System Low density parity check decoder for regular LDPC codes
WO2009045203A1 (en) * 2007-10-01 2009-04-09 Agere Systems Inc. Systems and methods for media defect detection
US8095855B2 (en) * 2008-03-17 2012-01-10 Agere Systems Inc. Systems and methods for regenerating data from a defective medium
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
US7849385B2 (en) * 2008-04-29 2010-12-07 Agere Systems Inc. Systems and methods for media defect detection utilizing correlated DFIR and LLR data
US8149527B2 (en) * 2008-04-29 2012-04-03 Agere Systems Inc. Systems and methods for reducing attenuation of information derived from a defective medium
US8121224B2 (en) * 2008-04-29 2012-02-21 Agere Systems Inc. Systems and methods for filter based media defect detection
US8139457B2 (en) * 2008-09-23 2012-03-20 Agere Systems Inc. Systems and methods for low latency media defect detection
US8190831B2 (en) * 2008-10-31 2012-05-29 Lsi Corporation Methods and apparatus for detecting a syncMark in a hard disk drive
US8219892B2 (en) * 2009-03-06 2012-07-10 Agere Systems Inc. Systems and methods for enhanced media defect detection
US7952824B2 (en) * 2009-03-06 2011-05-31 Agere Systems Inc. Systems and methods for defective media region identification
US8411537B2 (en) * 2009-03-06 2013-04-02 Agere Systems Inc. Systems and methods for recovering information from a defective medium
JP4724241B2 (ja) * 2009-07-09 2011-07-13 株式会社東芝 ディスク記憶装置及びデータ検出方法

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