JPS5573971A - Head shifting device - Google Patents

Head shifting device

Info

Publication number
JPS5573971A
JPS5573971A JP14727378A JP14727378A JPS5573971A JP S5573971 A JPS5573971 A JP S5573971A JP 14727378 A JP14727378 A JP 14727378A JP 14727378 A JP14727378 A JP 14727378A JP S5573971 A JPS5573971 A JP S5573971A
Authority
JP
Japan
Prior art keywords
circuit
head
output
comparator
contents
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
JP14727378A
Other languages
English (en)
Other versions
JPS6030028B2 (ja
Inventor
Seiichi Yanagida
Hisaharu Takeuchi
Masamitsu Mishina
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP53147273A priority Critical patent/JPS6030028B2/ja
Priority to EP79104653A priority patent/EP0011831B1/en
Priority to DE7979104653T priority patent/DE2964314D1/de
Priority to US06/098,691 priority patent/US4313141A/en
Publication of JPS5573971A publication Critical patent/JPS5573971A/ja
Publication of JPS6030028B2 publication Critical patent/JPS6030028B2/ja
Expired 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
    • G11B5/48—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
    • 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
    • G11B21/08—Track changing or selecting during transducing operation
    • G11B21/081—Access to indexed tracks or parts of continuous track
    • G11B21/086—Access to indexed tracks or parts of continuous track on tapes

Landscapes

  • Control Of Position Or Direction (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)
JP53147273A 1978-11-30 1978-11-30 ヘツド移動装置 Expired JPS6030028B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP53147273A JPS6030028B2 (ja) 1978-11-30 1978-11-30 ヘツド移動装置
EP79104653A EP0011831B1 (en) 1978-11-30 1979-11-22 Position shift apparatus
DE7979104653T DE2964314D1 (en) 1978-11-30 1979-11-22 Position shift apparatus
US06/098,691 US4313141A (en) 1978-11-30 1979-11-29 Position shift apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53147273A JPS6030028B2 (ja) 1978-11-30 1978-11-30 ヘツド移動装置

Publications (2)

Publication Number Publication Date
JPS5573971A true JPS5573971A (en) 1980-06-04
JPS6030028B2 JPS6030028B2 (ja) 1985-07-13

Family

ID=15426473

Family Applications (1)

Application Number Title Priority Date Filing Date
JP53147273A Expired JPS6030028B2 (ja) 1978-11-30 1978-11-30 ヘツド移動装置

Country Status (4)

Country Link
US (1) US4313141A (ja)
EP (1) EP0011831B1 (ja)
JP (1) JPS6030028B2 (ja)
DE (1) DE2964314D1 (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5998351A (ja) * 1982-11-26 1984-06-06 Sankyo Seiki Mfg Co Ltd 磁気デイスク装置の磁気ヘツド駆動用ステツピングモ−タの停止方式
JPS60163283A (ja) * 1984-02-03 1985-08-26 Brother Ind Ltd 磁気ヘツド送り装置
JPS60163282A (ja) * 1984-02-02 1985-08-26 Ricoh Co Ltd ヘツドキヤリツジ位置決め装置
JPS63253578A (ja) * 1987-04-10 1988-10-20 Matsushita Electric Ind Co Ltd 光学式デイスク再生装置

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56140564A (en) * 1980-04-01 1981-11-02 Toshiba Corp Discriminating method for reference position of magnetic head
DE3112895A1 (de) * 1981-03-31 1982-10-21 Tandberg Data A/S, Oslo Vorrichtung zum einstellen eines magnetkopfes in einem magnetbandgeraet
DE3380538D1 (en) * 1982-11-29 1989-10-12 Tandberg Data Arrangement for positioning a magnetic head on several tape tracks
JPS61134976A (ja) * 1984-12-06 1986-06-23 Canon Inc ヘツド位置決め方法
US4675759A (en) * 1985-02-08 1987-06-23 Tandberg Data A/S Method and arrangement for controlling the motion of a magnetic head in a magnetic tape recorder
DE3661869D1 (en) * 1985-02-08 1989-02-23 Tandberg Data Method and arrangement for positioning a magnetic head on several magnetic-tape tracks
JPS6236785A (ja) * 1985-08-12 1987-02-17 Canon Inc ヘツド送り機構
US4829394A (en) * 1986-04-18 1989-05-09 Fuji Photo Film Co., Ltd. Device for detecting reference position of magnetic head
US4866548A (en) * 1986-12-22 1989-09-12 Tandberg Data A/S Method and arrangement for precise positioning of a magnetic head to various tracks of a magnetic tape
US4873598A (en) * 1987-02-05 1989-10-10 Fuji Photo Film Co., Ltd. Mechanism for supporting and guiding a head carriage
US5227931A (en) * 1988-10-31 1993-07-13 Canon Kabushiki Kaisha Stepper motor head driving device accounting for hysteresis error
US5191495A (en) * 1989-03-03 1993-03-02 Anritsu Corporation Magnetic head guiding device
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
US5001580A (en) * 1989-09-27 1991-03-19 Archive Corporation Method to compensate for tape slope and head azimuth errors
US5198947A (en) * 1990-06-29 1993-03-30 Archive Corporation Apparatus for adjusting a tape head for a magnetic tape
DE69204847T2 (de) * 1991-09-03 1996-04-18 Minnesota Mining & Mfg Verfahren zur Magnetkopf/Magnetspur - Ausrichtung eines Magnetbandspeichers.
US5739974A (en) * 1993-03-09 1998-04-14 Hewlett-Packard Company System for calibrating a magnetic tape drive
US5600505A (en) * 1994-06-10 1997-02-04 Exabyte Corporation Skew correction in a multi-track tape recorder/player
US9299374B2 (en) * 2014-07-15 2016-03-29 International Business Machines Corporation Dynamically optimizing read performance by adjusting servo-based head location

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE529927A (ja) *
US3449734A (en) * 1965-04-28 1969-06-10 Mohawk Data Sciences Corp Positioning apparatus for a random access storage device using a dual-frequency reference track
US3789378A (en) * 1971-05-24 1974-01-29 Olivetti & Co Spa Transducer positioning mechanism
US3977024A (en) * 1973-05-24 1976-08-24 Victor Company Of Japan, Limited Recording and/or reproducing apparatus employing a rotating recording medium
DE2327031A1 (de) * 1973-05-26 1974-12-12 Agfa Gevaert Ag Mehrspuriges tonbandgeraet
US3956766A (en) * 1974-11-25 1976-05-11 International Business Machines Corporation Counter resetting circuitry for magnetic disk system
US4000518A (en) * 1975-05-12 1976-12-28 Bell Telephone Laboratories, Incorporated Signal detection during variable speed tape movements
US4020506A (en) * 1975-06-30 1977-04-26 International Business Machines Corporation Tape cartridge with track position indicator
DE2737952A1 (de) * 1976-08-26 1978-03-02 Hauser Raimund System zur aufnahme und wiedergabe von fernsehbild- und/oder tonsignalen und magnetbandkassette hiezu
US4096579A (en) * 1977-02-28 1978-06-20 Xerox Corporation Velocity control apparatus for disk drive
US4144549A (en) * 1977-11-21 1979-03-13 Basf Aktiengesellschaft Transducer positioning device
US4210959A (en) * 1978-05-10 1980-07-01 Apple Computer, Inc. Controller for magnetic disc, recorder, or the like

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5998351A (ja) * 1982-11-26 1984-06-06 Sankyo Seiki Mfg Co Ltd 磁気デイスク装置の磁気ヘツド駆動用ステツピングモ−タの停止方式
JPH0237023B2 (ja) * 1982-11-26 1990-08-22 Sankyo Seiki Seisakusho Kk
JPS60163282A (ja) * 1984-02-02 1985-08-26 Ricoh Co Ltd ヘツドキヤリツジ位置決め装置
JPS60163283A (ja) * 1984-02-03 1985-08-26 Brother Ind Ltd 磁気ヘツド送り装置
JPS63253578A (ja) * 1987-04-10 1988-10-20 Matsushita Electric Ind Co Ltd 光学式デイスク再生装置

Also Published As

Publication number Publication date
EP0011831A1 (en) 1980-06-11
JPS6030028B2 (ja) 1985-07-13
US4313141A (en) 1982-01-26
EP0011831B1 (en) 1982-12-15
DE2964314D1 (en) 1983-01-20

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