JPH1116137A5 - - Google Patents

Info

Publication number
JPH1116137A5
JPH1116137A5 JP1998127627A JP12762798A JPH1116137A5 JP H1116137 A5 JPH1116137 A5 JP H1116137A5 JP 1998127627 A JP1998127627 A JP 1998127627A JP 12762798 A JP12762798 A JP 12762798A JP H1116137 A5 JPH1116137 A5 JP H1116137A5
Authority
JP
Japan
Prior art keywords
signal
response
range
pulse
pulse width
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.)
Granted
Application number
JP1998127627A
Other languages
English (en)
Japanese (ja)
Other versions
JP3869117B2 (ja
JPH1116137A (ja
Filing date
Publication date
Priority claimed from US08/853,241 external-priority patent/US5995315A/en
Application filed filed Critical
Publication of JPH1116137A publication Critical patent/JPH1116137A/ja
Publication of JPH1116137A5 publication Critical patent/JPH1116137A5/ja
Application granted granted Critical
Publication of JP3869117B2 publication Critical patent/JP3869117B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP12762798A 1997-05-09 1998-05-11 識別パルス幅を有する磁気トラックを追跡するサーボシステム Expired - Fee Related JP3869117B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US853241 1986-04-17
US08/853,241 US5995315A (en) 1997-05-09 1997-05-09 Servo system for following a magnetic track having identifying pulse widths

Publications (3)

Publication Number Publication Date
JPH1116137A JPH1116137A (ja) 1999-01-22
JPH1116137A5 true JPH1116137A5 (cg-RX-API-DMAC7.html) 2005-09-22
JP3869117B2 JP3869117B2 (ja) 2007-01-17

Family

ID=25315478

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12762798A Expired - Fee Related JP3869117B2 (ja) 1997-05-09 1998-05-11 識別パルス幅を有する磁気トラックを追跡するサーボシステム

Country Status (4)

Country Link
US (1) US5995315A (cg-RX-API-DMAC7.html)
EP (1) EP0877356B1 (cg-RX-API-DMAC7.html)
JP (1) JP3869117B2 (cg-RX-API-DMAC7.html)
DE (1) DE69727914T2 (cg-RX-API-DMAC7.html)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6101059A (en) * 1998-04-28 2000-08-08 Storage Technology Corporation Synchronized read/write heads for double sided tape recording
US6496328B1 (en) 1999-12-30 2002-12-17 Advanced Research Corporation Low inductance, ferrite sub-gap substrate structure for surface film magnetic recording heads
US6839196B2 (en) * 2001-05-24 2005-01-04 Quantum Corporation Magnetic track following servo algorithm using signal quality
US6754022B1 (en) 2001-07-16 2004-06-22 Imation Corp. High-speed current driver
US6781778B1 (en) * 2001-07-16 2004-08-24 Imation Corp. Time-based sectored servo data format
US7072133B1 (en) 2001-10-15 2006-07-04 Imation Corp. Servo mark verify head
US6798608B2 (en) 2002-01-18 2004-09-28 International Business Machines Corporation Active detection and acquisition of a servo track subject to lateral motion
JP3591522B2 (ja) * 2002-03-22 2004-11-24 ブラザー工業株式会社 モータ制御方法、モータ制御装置及びプリンタ
JP2004227704A (ja) * 2003-01-24 2004-08-12 Sony Corp ヘッド装置、記録再生装置及び磁気記録方法
US7106544B2 (en) * 2003-05-09 2006-09-12 Advanced Research Corporation Servo systems, servo heads, servo patterns for data storage especially for reading, writing, and recording in magnetic recording tape
US7099102B2 (en) * 2003-10-20 2006-08-29 Quantum Corporation Multiple format magnetic storage media drive
US8144424B2 (en) 2003-12-19 2012-03-27 Dugas Matthew P Timing-based servo verify head and magnetic media made therewith
JP2007536683A (ja) 2004-05-04 2007-12-13 アドバンスト・リサーチ・コーポレーション 任意形状のギャップ・パターンのための集積型薄膜サブギャップ／サブ磁極構造、磁気記録ヘッド、及びその製造方法
US7206170B2 (en) * 2004-05-19 2007-04-17 Imetion Corp. Thin film servo head apparatus with canted servo gaps
US7199958B2 (en) * 2004-08-25 2007-04-03 Imation Corp. Servo head with varying write gap width
US7333291B1 (en) 2006-09-28 2008-02-19 Hewlett-Packard Development Company, L.P. System and method for reducing tracking noise in a tape drive
US20080144211A1 (en) * 2006-12-18 2008-06-19 Weber Mark P Servo techniques that mitigate an effect of read and write velocity variations on position error signal calculations
US7495859B2 (en) * 2007-02-20 2009-02-24 Imation Corp. Interleaved servo pattern
JP2009151851A (ja) * 2007-12-19 2009-07-09 Sony Corp 磁気テープ、磁気テープ装置、サーボパターン記録装置、磁気テープの製造方法及び記録方法
US8068302B2 (en) 2008-03-28 2011-11-29 Advanced Research Corporation Method of formatting magnetic media using a thin film planar arbitrary gap pattern magnetic head
US8767331B2 (en) 2009-07-31 2014-07-01 Advanced Research Corporation Erase drive system and methods of erasure for tape data cartridge
JP4930617B2 (ja) * 2010-03-26 2012-05-16 ソニー株式会社 磁気テープ装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7600470A (nl) * 1976-01-17 1977-07-19 Philips Nv Servosysteem voor het sturen van de positie van een magneetkop ten opzichte van een te volgen spoor.
DE3623705A1 (de) * 1985-07-26 1987-01-29 Mitec Moderne Ind Gmbh Adressierbare schaltungsanordnung
JPS63161508A (ja) * 1986-12-25 1988-07-05 Toshiba Corp フロツピ−デイスク装置の磁気ヘツド装置
US4979051A (en) * 1988-03-22 1990-12-18 Eggebeen James A Bimodal multi-track magnetic head
US5223994A (en) * 1989-10-02 1993-06-29 Behr Michael I System using superimposed, orthogonal buried servo signals
US5132861A (en) * 1989-10-02 1992-07-21 Behr Michael I Systems using superimposed, orthogonal buried servo signals
US5689384A (en) * 1994-06-30 1997-11-18 International Business Machines Corporation Timing based servo system for magnetic tape systems

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