JP2010067323A5 - - Google Patents

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Publication number
JP2010067323A5
JP2010067323A5 JP2008234062A JP2008234062A JP2010067323A5 JP 2010067323 A5 JP2010067323 A5 JP 2010067323A5 JP 2008234062 A JP2008234062 A JP 2008234062A JP 2008234062 A JP2008234062 A JP 2008234062A JP 2010067323 A5 JP2010067323 A5 JP 2010067323A5
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JP
Japan
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.)
Granted
Application number
JP2008234062A
Other versions
JP4940208B2 (ja
JP2010067323A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2008234062A priority Critical patent/JP4940208B2/ja
Priority claimed from JP2008234062A external-priority patent/JP4940208B2/ja
Priority to US12/558,435 priority patent/US8300337B2/en
Publication of JP2010067323A publication Critical patent/JP2010067323A/ja
Publication of JP2010067323A5 publication Critical patent/JP2010067323A5/ja
Application granted granted Critical
Publication of JP4940208B2 publication Critical patent/JP4940208B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2008234062A 2008-09-11 2008-09-11 ディスク・ドライブ及びクリアランス変化を測定する方法 Expired - Fee Related JP4940208B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2008234062A JP4940208B2 (ja) 2008-09-11 2008-09-11 ディスク・ドライブ及びクリアランス変化を測定する方法
US12/558,435 US8300337B2 (en) 2008-09-11 2009-09-11 Disk drive and method for measuring clearance change in the disk drive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008234062A JP4940208B2 (ja) 2008-09-11 2008-09-11 ディスク・ドライブ及びクリアランス変化を測定する方法

Publications (3)

Publication Number Publication Date
JP2010067323A JP2010067323A (ja) 2010-03-25
JP2010067323A5 true JP2010067323A5 (ja) 2011-09-22
JP4940208B2 JP4940208B2 (ja) 2012-05-30

Family

ID=42192773

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008234062A Expired - Fee Related JP4940208B2 (ja) 2008-09-11 2008-09-11 ディスク・ドライブ及びクリアランス変化を測定する方法

Country Status (2)

Country Link
US (1) US8300337B2 (ja)
JP (1) JP4940208B2 (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4818449B1 (ja) * 2010-06-24 2011-11-16 株式会社東芝 ディスク記憶装置及びヘッドの浮上量計測方法
JP2012190519A (ja) * 2011-03-11 2012-10-04 Toshiba Corp ディスク記憶装置及びヘッド浮上量計測方法
US9082440B2 (en) * 2012-07-23 2015-07-14 Seagate Technology Llc Using first and second resistive sensor bias levels to detect head-to-disk contact and/or clearance
US9396745B2 (en) 2014-03-07 2016-07-19 Seagate Technology Llc Multi-sensor reader with different readback sensitivities
US11532327B2 (en) * 2020-04-28 2022-12-20 Seagate Technology Llc Reader fly height control for head burnishing mitigation

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09245349A (ja) 1996-03-08 1997-09-19 Hitachi Ltd 磁気記録再生装置
JPH10255202A (ja) 1997-03-14 1998-09-25 Toshiba Corp 情報記録再生装置
JP3792404B2 (ja) * 1998-06-10 2006-07-05 株式会社日立グローバルストレージテクノロジーズ 磁気記憶装置
US6429984B1 (en) 1999-08-06 2002-08-06 Komag, Inc Circuit and method for refreshing data recorded at a density sufficiently high to undergo thermal degradation
JP2002133769A (ja) 2000-10-27 2002-05-10 Hitachi Ltd 磁気記録再生装置
JP2004014092A (ja) * 2002-06-12 2004-01-15 Hitachi Ltd 磁気ディスク装置
US7230781B2 (en) * 2003-01-13 2007-06-12 Iomega Corporation Information storage system, and a method of operating it
JP2007087490A (ja) 2005-09-21 2007-04-05 Hitachi Global Storage Technologies Netherlands Bv 磁気ディスク装置及び信号品質劣化モニタ方法
JP4379814B2 (ja) 2006-03-28 2009-12-09 富士通株式会社 記憶装置、制御方法、制御装置及びプログラム
JP4362491B2 (ja) * 2006-03-31 2009-11-11 富士通株式会社 磁気ヘッドの磁気スペーシング制御方法、リード/ライト回路及びそれを用いた磁気ディスク装置
JP4728929B2 (ja) * 2006-10-31 2011-07-20 東芝ストレージデバイス株式会社 制御装置、制御方法及び記憶装置
JP4909878B2 (ja) * 2007-11-30 2012-04-04 ヒタチグローバルストレージテクノロジーズネザーランドビーブイ ディスク・ドライブ装置及びそのクリアランス調整方法

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