DE3583755D1 - Verfahren zur voraufzeichnung von positionierinformationen auf magnetische aufzeichnungstraeger. - Google Patents

Verfahren zur voraufzeichnung von positionierinformationen auf magnetische aufzeichnungstraeger.

Info

Publication number
DE3583755D1
DE3583755D1 DE8585301749T DE3583755T DE3583755D1 DE 3583755 D1 DE3583755 D1 DE 3583755D1 DE 8585301749 T DE8585301749 T DE 8585301749T DE 3583755 T DE3583755 T DE 3583755T DE 3583755 D1 DE3583755 D1 DE 3583755D1
Authority
DE
Germany
Prior art keywords
bursts
media
recording
tape
servo
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.)
Expired - Lifetime
Application number
DE8585301749T
Other languages
English (en)
Inventor
John Michael Chambors
Francis Lum
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Certance LLC
Original Assignee
Irwin Magnetic Systems Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Irwin Magnetic Systems Inc filed Critical Irwin Magnetic Systems Inc
Application granted granted Critical
Publication of DE3583755D1 publication Critical patent/DE3583755D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/08—Track changing or selecting during transducing operation
    • G11B21/081—Access to indexed tracks or parts of continuous track
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
    • G11B21/103—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following on tapes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/584—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers
    • G11B2220/95—Serpentine format, wherein a single track or group of tracks traverses the tape plural times from one end to the other
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • G11B5/5526—Control therefor; circuits, track configurations or relative disposition of servo-information transducers and servo-information tracks for control thereof
    • G11B5/553—Details
    • G11B5/5534—Initialisation, calibration, e.g. cylinder "set-up"
    • G11B5/5543—Initialisation, calibration, e.g. cylinder "set-up" servo-format therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/596—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
    • G11B5/59633—Servo formatting
DE8585301749T 1984-03-13 1985-03-13 Verfahren zur voraufzeichnung von positionierinformationen auf magnetische aufzeichnungstraeger. Expired - Lifetime DE3583755D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/589,007 US4586094A (en) 1984-03-13 1984-03-13 Method and apparatus for pre-recording tracking information on magnetic media

Publications (1)

Publication Number Publication Date
DE3583755D1 true DE3583755D1 (de) 1991-09-19

Family

ID=24356216

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585301749T Expired - Lifetime DE3583755D1 (de) 1984-03-13 1985-03-13 Verfahren zur voraufzeichnung von positionierinformationen auf magnetische aufzeichnungstraeger.

Country Status (11)

Country Link
US (1) US4586094A (de)
EP (1) EP0155817B1 (de)
JP (1) JPH0823927B2 (de)
KR (1) KR900009057B1 (de)
AT (1) ATE66311T1 (de)
AU (1) AU577092B2 (de)
BR (1) BR8501078A (de)
CA (1) CA1232066A (de)
DE (1) DE3583755D1 (de)
ES (1) ES8609788A1 (de)
IE (1) IE57447B1 (de)

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US5375020A (en) * 1990-09-26 1994-12-20 Digital Equipment Corporation Method and apparatus for writing or reading servo information
US5268802A (en) * 1991-05-28 1993-12-07 Iomega Corporation Reading non-standard tapes on tape drives
US5229895A (en) * 1991-06-07 1993-07-20 Minnesota Mining And Manufacturing Company Multi-track servo recording head assembly
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JPH0540926A (ja) * 1991-12-06 1993-02-19 Teac Corp 磁気デイスクに対する信号記録方法
US5396376A (en) * 1992-03-23 1995-03-07 Conner Peripherals, Inc. Multi-track embedded servo recording format and method
JP2559974B2 (ja) * 1992-07-06 1996-12-04 インターナショナル・ビジネス・マシーンズ・コーポレイション 直接アクセス記憶装置、ディスクドライブおよびトラックの位置を見い出し追従する方法
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US5485322A (en) * 1993-03-08 1996-01-16 International Business Machines Corporation Method and system for writing a clock track on a storage medium
US5581420A (en) * 1993-03-08 1996-12-03 International Business Machines Corporation Method and system for determining a radial positioning valve used for writing tracks at a desired track pitch
JP2644182B2 (ja) * 1993-06-14 1997-08-25 インターナショナル・ビジネス・マシーンズ・コーポレイション 多重トラック磁気テープ装置を初期化する装置及び方法
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DE4419761A1 (de) * 1993-10-13 1995-04-20 Hewlett Packard Co Magnetbandlaufwerk mit relativen longitudinalen Spuren
DE69421072T2 (de) * 1994-05-23 2000-04-20 St Microelectronics Srl Vorrichtung zur Verarbeitung von Servosignalen in einer in Parallelarchitektur ausgeführten Lesevorrichtung für Festplatten
US5933290A (en) * 1995-11-21 1999-08-03 Onstream Inc. Recording an information signal on a record carrier provided with tracking signals
IL121459A (en) * 1995-12-07 2001-10-31 Koninkl Philips Electronics Nv Placing a head relative to a large number of channels
US5943180A (en) * 1995-12-26 1999-08-24 Mitsubishi Chemical Company Information recording medium and recording/reproducing method for utilizing the same
US5875064A (en) * 1996-07-09 1999-02-23 International Business Machines Corporation Method and system for accurate self-servowriting with normalization in a disk drive
US5920439A (en) * 1997-02-21 1999-07-06 Storage Technology Corporation Method for determining longitudinal position on a magnetic tape having an embedded position count field
US6075666A (en) * 1997-02-21 2000-06-13 Storage Technology Corporation Tape servo pattern having an embedded position count field
US5973869A (en) * 1997-02-21 1999-10-26 Storage Technology Corporation Servo frame edge detection for tape servo pattern with synchronization field
US6018429A (en) * 1997-02-21 2000-01-25 Storage Technology Corporation Tape servo pattern with embedded servo track number identification
US5963400A (en) * 1997-02-21 1999-10-05 Storage Technology Corporation Thin film tape head including split top pole
US5926339A (en) * 1997-02-21 1999-07-20 Storage Technology Corporation Method for servo track identification
US5898533A (en) * 1997-02-21 1999-04-27 Storage Technology Corporation Tape servo pattern with embedded servo track number identification
US6023385A (en) * 1997-02-21 2000-02-08 Storage Technology Corporation Tape servo pattern with enhanced synchronization properties
US5946156A (en) * 1997-03-04 1999-08-31 Imation Corp. Tape servo system and methods, write/read heads, and servo track configurations regarding same
US6031698A (en) * 1997-06-10 2000-02-29 Iomega Corporation Multiple partition tape cartridge detection means
US6031682A (en) * 1997-07-14 2000-02-29 Iomega Corporation Track trimming and orthogonal recording for cartridge tape
EP0897179A3 (de) * 1997-08-13 2000-02-23 Hewlett-Packard Company System zur Lokalisierung von Daten auf Band
JP2002510111A (ja) * 1998-03-30 2002-04-02 イメイション・コーポレイション トラック識別を備えるテープサーボパターン
EP1075693A4 (de) * 1998-03-30 2002-06-12 Storage Technology Corp Servospur-erkennungsverfahren
US6411459B1 (en) 1999-02-22 2002-06-25 Seagate Technology Llc Advanced servo writing method for hard disc drives
US6269533B2 (en) * 1999-02-23 2001-08-07 Advanced Research Corporation Method of making a patterned magnetic recording head
US7773340B2 (en) * 1999-02-23 2010-08-10 Advanced Research Corporation Patterned magnetic recording head having a gap pattern with substantially elliptical or substantially diamond-shaped termination pattern
US6278571B1 (en) * 1999-05-19 2001-08-21 International Business Machines Corporation Adaptive servo gap detection for timing based servo
US6330123B1 (en) 1999-05-28 2001-12-11 Imation Corp. Head assembly having a single pass servo writer
US6239939B1 (en) * 1999-08-09 2001-05-29 International Business Machines Corporation Robust detection of data modulated into a timing based servo
US6496328B1 (en) * 1999-12-30 2002-12-17 Advanced Research Corporation Low inductance, ferrite sub-gap substrate structure for surface film magnetic recording heads
US6781778B1 (en) 2001-07-16 2004-08-24 Imation Corp. Time-based sectored servo data format
US6754022B1 (en) 2001-07-16 2004-06-22 Imation Corp. High-speed current driver
US7072133B1 (en) 2001-10-15 2006-07-04 Imation Corp. Servo mark verify head
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
JP2005166163A (ja) * 2003-12-02 2005-06-23 Fuji Photo Film Co Ltd 磁気テープ、磁気テープカートリッジ、磁気テープドライブ、及び磁気テープへのデータ記録方法
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US7283317B2 (en) * 2004-01-30 2007-10-16 Advanced Research Corporation Apparatuses and methods for pre-erasing during manufacture of magnetic tape
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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
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Also Published As

Publication number Publication date
IE850632L (en) 1985-09-13
KR900009057B1 (ko) 1990-12-17
KR850006948A (ko) 1985-10-25
EP0155817B1 (de) 1991-08-14
BR8501078A (pt) 1985-10-29
IE57447B1 (en) 1992-09-09
EP0155817A3 (en) 1987-05-06
US4586094A (en) 1986-04-29
JPH0823927B2 (ja) 1996-03-06
JPS60224117A (ja) 1985-11-08
AU3924785A (en) 1985-09-19
ATE66311T1 (de) 1991-08-15
CA1232066A (en) 1988-01-26
EP0155817A2 (de) 1985-09-25
AU577092B2 (en) 1988-09-15
ES541177A0 (es) 1986-09-01
ES8609788A1 (es) 1986-09-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: CONNER PERIPHERALS, INC. (N.D.GES.D.STAATES DELAWA

8327 Change in the person/name/address of the patent owner

Owner name: SEAGATE TECHNOLOGY, INC. (N.D.GES.D.STAATES DELAWA

8327 Change in the person/name/address of the patent owner

Owner name: SEAGATE REMOVABLE STORAGE SOLUTIONS LLC., SCOTTS V

8328 Change in the person/name/address of the agent

Free format text: HENKEL, FEILER & HAENZEL, 81675 MUENCHEN

8328 Change in the person/name/address of the agent

Free format text: DERZEIT KEIN VERTRETER BESTELLT