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Methode und Vorrichtung zur Bestimmung der Bandposition für ein Band unter Verwendung eines speziellen Servo-Formates

Info

Publication number
DE69217915D1
DE69217915D1 DE1992617915 DE69217915A DE69217915D1 DE 69217915 D1 DE69217915 D1 DE 69217915D1 DE 1992617915 DE1992617915 DE 1992617915 DE 69217915 A DE69217915 A DE 69217915A DE 69217915 D1 DE69217915 D1 DE 69217915D1
Authority
DE
Grant status
Grant
Patent type
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 - Fee Related
Application number
DE1992617915
Other languages
English (en)
Other versions
DE69217915T2 (de )
Inventor
Steinar J Strand
Erik Solhjell
Per Olaf Pahr
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.)
Tandberg Data AS
Original Assignee
Tandberg Data AS
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
Grant date

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/58Disposition 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
    • G11B5/584Disposition 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/18Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1833Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/54Disposition 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
    • G11B5/55Track change, selection or acquisition by displacement of the head
    • G11B5/5504Track change, selection or acquisition by displacement of the head across tape tracks
    • G11B5/5508Control circuits therefor
DE1992617915 1992-05-13 1992-05-13 Methode und Vorrichtung zur Bestimmung der Bandposition für ein Band unter Verwendung eines speziellen Servo-Formates Expired - Fee Related DE69217915D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP19920108079 EP0569610B1 (de) 1992-05-13 1992-05-13 Methode und Vorrichtung zur Bestimmung der Bandposition für ein Band unter Verwendung eines speziellen Servo-Formates

Publications (1)

Publication Number Publication Date
DE69217915D1 true DE69217915D1 (de) 1997-04-10

Family

ID=8209611

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1992617915 Expired - Lifetime DE69217915T2 (de) 1992-05-13 1992-05-13 Methode und Vorrichtung zur Bestimmung der Bandposition für ein Band unter Verwendung eines speziellen Servo-Formates
DE1992617915 Expired - Fee Related DE69217915D1 (de) 1992-05-13 1992-05-13 Methode und Vorrichtung zur Bestimmung der Bandposition für ein Band unter Verwendung eines speziellen Servo-Formates

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE1992617915 Expired - Lifetime DE69217915T2 (de) 1992-05-13 1992-05-13 Methode und Vorrichtung zur Bestimmung der Bandposition für ein Band unter Verwendung eines speziellen Servo-Formates

Country Status (3)

Country Link
US (2) US5394277A (de)
DE (2) DE69217915T2 (de)
EP (1) EP0569610B1 (de)

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US5521774A (en) * 1994-03-18 1996-05-28 Cartesian Data, Inc. Memory storage module for storing and accessing
WO1997027585A1 (en) * 1996-01-26 1997-07-31 Exabyte Corporation Tiled partitioning for magnetic tape recording
DE19610089A1 (de) * 1996-03-14 1997-09-18 Thomson Brandt Gmbh Spurführung bei Längsspuraufzeichnung mit einer Vielzahl paralleler Spuren
US5999360A (en) * 1996-10-15 1999-12-07 Seagate Technology, Inc. Disc drive servo system employing thermal signals
US5757575A (en) * 1996-10-31 1998-05-26 Ampex Corporation Track-curvature detection using clock phase shift in azimuth recording
EP0849735B1 (de) * 1996-12-20 2003-06-18 Deutsche Thomson-Brandt Gmbh Kombinierte longitudinale und transversale Spurnachführung
US6018429A (en) * 1997-02-21 2000-01-25 Storage Technology Corporation Tape servo pattern with embedded servo track number identification
JP2002510113A (ja) * 1998-03-30 2002-04-02 ストーリッジ テクノロジー コーポレーション サーボトラック識別方法
US6075666A (en) * 1997-02-21 2000-06-13 Storage Technology Corporation Tape servo pattern having an embedded position count field
US5926339A (en) * 1997-02-21 1999-07-20 Storage Technology Corporation Method for servo track identification
EP1075691A4 (de) * 1998-03-30 2006-06-14 Imation Corp Bandservomuster mit spuridentifikation
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
US6330123B1 (en) 1999-05-28 2001-12-11 Imation Corp. Head assembly having a single pass servo writer
US5946156A (en) * 1997-03-04 1999-08-31 Imation Corp. Tape servo system and methods, write/read heads, and servo track configurations regarding same
US6134070A (en) * 1997-05-22 2000-10-17 Imation Corp. Encoded servo track configurations, servo writer and systems/method regarding same
US6078463A (en) * 1997-10-24 2000-06-20 Tandberg Data Asa Method and system for generating a position error signal from recorded servo data tracks containing information represented by longitudinally spaced, magnetic transitions
WO1999050838A1 (en) * 1998-03-30 1999-10-07 Storage Technology Corporation Method for determining longitudinal position on a length of magnetic tape
US5992783A (en) 1998-09-29 1999-11-30 Storage Technolgy Corporation Method of tape attachment to a tape cartridge reel
US6532128B1 (en) * 1999-05-19 2003-03-11 International Business Machines Corporation Data set to recording media registration and synchronization
US6510015B2 (en) 1999-12-10 2003-01-21 Seagate Technology Llc Magnetic disc having physical servo patterns with a magnetic carrier, and method of making and using the same
US6442004B1 (en) 2000-09-27 2002-08-27 Imation Corp. Magnetic head linear actuator assembly for a magnetic data storage drive
US6735039B1 (en) * 2002-03-29 2004-05-11 Imation Corp. Linear positioning encoding in amplitude-based servopositioning systems
US6831805B2 (en) * 2002-06-27 2004-12-14 International Business Machines Corporation Apparatus and method to read and/or write information to a magnetic tape medium
US7307809B2 (en) * 2005-08-18 2007-12-11 Quantum Corporation Correlation servo for positioning recording head
US7835108B2 (en) * 2007-06-28 2010-11-16 Imation Corp. Data storage tape recertification
US7813070B2 (en) * 2008-02-19 2010-10-12 International Business Machines Corporation Error correction capability for longitudinal position data in a tape storage system
US7982988B2 (en) * 2009-03-09 2011-07-19 International Business Machines Corporation Combining information from parallel servo channels
US7839599B2 (en) * 2009-03-09 2010-11-23 International Business Machines Corporation Combining information from parallel servo channels
WO2011112181A9 (en) * 2010-03-09 2011-11-03 Hewlett-Packard Development Company, L.P. Method and system for providing tape-format compatibility between various types of tape heads

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DE2240321A1 (de) * 1972-08-16 1974-02-28 Ibm Deutschland Regeleinrichtung zur korrektur der spurlage eines magnetkopfes
US4072987A (en) * 1975-03-26 1978-02-07 Micro Consultants Limited Digital storage systems
JPS5299303U (de) * 1976-01-26 1977-07-27
US4400747A (en) * 1981-06-26 1983-08-23 International Business Machines Corporation Servo system for data storage apparatus
US4472750A (en) * 1981-07-02 1984-09-18 Irwin Magnetic Systems, Inc. Data record with pre-recorded transducer positioning signals, and system for utilizing same
US5027233A (en) * 1983-08-31 1991-06-25 Unisys Corp. Method for determining servo position data in a disk drive
EP0138210A3 (de) * 1983-10-14 1986-02-05 Hitachi, Ltd. Magnetisches Aufnahme- oder Wiedergabegerät der Art mit Drehkopf und Verfahren zum Erzeugen von Spurnachlaufsteuersignalen
DE3347632C2 (de) * 1983-12-30 1988-08-04 Tandberg Data A/S, Oslo, No
US4868692A (en) * 1987-03-31 1989-09-19 Matsushita Electric Industrial Co., Ltd. Tracking error signal forming circuit
US4843495A (en) * 1987-05-11 1989-06-27 Exabyte Corporation Cyclical servo zone tracking method and apparatus for helical scan recording devices
JPH02154361A (en) * 1988-12-05 1990-06-13 Mitsubishi Electric Corp Magnetic disk device
US5008765A (en) * 1989-01-17 1991-04-16 Minnesota Mining And Manufacturing Company Method and apparatus for reading or writing on tape using a servo positioned multiple channel head
US5257148A (en) * 1989-05-30 1993-10-26 Tandberg Data As Method and apparatus for positioning a magnetic head in a magnetic layer memory system using tracking by reading a spaced pair of corresponding subtracks
US5121270A (en) * 1989-09-19 1992-06-09 Alcudia Ezra R Multitransducer head positioning servo for use in a bi-directional magnetic tape system
US5262908A (en) * 1990-02-20 1993-11-16 Sharp Kabushiki Kaisha Tracking control device for magnetic recording/reproducing apparatus
JPH04238160A (en) * 1991-01-21 1992-08-26 Sony Corp Signal reproducing device
US5229895A (en) * 1991-06-07 1993-07-20 Minnesota Mining And Manufacturing Company Multi-track servo recording head assembly
US5280402A (en) * 1991-08-30 1994-01-18 Minnesota Mining And Manufacturing Company Combined stepper motor and voice coil head positioning apparatus
US5146183A (en) * 1991-09-27 1992-09-08 Maxtor Corporation Phase lock loop for sector servo system
US5229620A (en) * 1991-12-31 1993-07-20 Tandberg Data A/S System for integrated tape hole detection by detecting an edge of the tape and/or a pattern on the tape

Also Published As

Publication number Publication date Type
US5568327A (en) 1996-10-22 grant
EP0569610B1 (de) 1997-03-05 grant
US5394277A (en) 1995-02-28 grant
EP0569610A1 (de) 1993-11-18 application
DE69217915T2 (de) 1997-06-12 grant

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee