CH619314A5 - - Google Patents

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Publication number
CH619314A5
CH619314A5 CH48677A CH48677A CH619314A5 CH 619314 A5 CH619314 A5 CH 619314A5 CH 48677 A CH48677 A CH 48677A CH 48677 A CH48677 A CH 48677A CH 619314 A5 CH619314 A5 CH 619314A5
Authority
CH
Switzerland
Prior art keywords
track
signal
circuit
tracks
head
Prior art date
Application number
CH48677A
Other languages
German (de)
English (en)
Inventor
Hendrik Jan Bergmans
Rudolf Drabek
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH619314A5 publication Critical patent/CH619314A5/de

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
    • G11B5/58—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

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Control Of Position Or Direction (AREA)
  • Control Of Velocity Or Acceleration (AREA)
CH48677A 1976-01-17 1977-01-14 CH619314A5 (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7600470A NL7600470A (nl) 1976-01-17 1976-01-17 Servosysteem voor het sturen van de positie van een magneetkop ten opzichte van een te volgen spoor.

Publications (1)

Publication Number Publication Date
CH619314A5 true CH619314A5 (ru) 1980-09-15

Family

ID=19825467

Family Applications (1)

Application Number Title Priority Date Filing Date
CH48677A CH619314A5 (ru) 1976-01-17 1977-01-14

Country Status (11)

Country Link
US (1) US4110799A (ru)
JP (1) JPS5288314A (ru)
AU (1) AU504718B2 (ru)
BE (1) BE850459A (ru)
CH (1) CH619314A5 (ru)
DE (1) DE2701318A1 (ru)
ES (1) ES455088A1 (ru)
FR (1) FR2338542A1 (ru)
GB (1) GB1571054A (ru)
IT (1) IT1076524B (ru)
NL (1) NL7600470A (ru)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0123780A1 (de) * 1983-04-23 1984-11-07 GRUNDIG E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co. KG. Verfahren zur dynamischen Spureinstellung bei Videorecordern
DE3738462A1 (de) * 1986-11-13 1988-05-26 Ampex System und verfahren zur erfassung eines satzes von parallelen spuren auf einem magnetischen aufzeichnungsmedium

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7702815A (nl) * 1977-03-16 1978-09-19 Philips Nv Werkwijze voor het regelen van de positie van een schrijf- respektievelijk leeskop en een inrichting voor het uitvoeren van de werkwijze.
JPS5436709A (en) * 1977-08-26 1979-03-17 Sony Corp Position control circuit for rotary magnetic head
NL7801318A (nl) * 1978-02-06 1979-08-08 Philips Nv Werkwijze voor het regelen van de positie van een schrijf-leeskop en inrichting voor het uitvoeren van de werkwijze.
FR2459532B1 (fr) * 1979-06-18 1987-07-31 Quadrivium Tech Avancees Procede pour associer une information auxiliaire a une information principale enregistree et application au controle de la reproduction d'information enregistree
NL7904885A (nl) * 1979-06-22 1980-12-24 Philips Nv Inrichting voor het uitlezen van informatie.
US4313140A (en) * 1979-12-07 1982-01-26 International Business Machines Corporation Buried control signal recording systems and method
JPS5683836A (en) * 1979-12-10 1981-07-08 Victor Co Of Japan Ltd Magnetic recording and reproducing device
JPS5753823A (en) * 1980-09-17 1982-03-31 Matsushita Electric Ind Co Ltd Tracking control system
US4390911A (en) * 1981-04-30 1983-06-28 International Business Machines Corporation Signal separation in magnetic recording using buried servo
US4432026A (en) * 1981-08-10 1984-02-14 Ampex Corporation Apparatus and method for determining read head position
CA1210147A (en) * 1982-03-18 1986-08-19 Hiroshi Yoshioka Tracking controlling apparatus
JPS5992460A (ja) * 1982-11-18 1984-05-28 Sansui Electric Co 磁気記録再生方式
JP2799704B2 (ja) * 1986-07-28 1998-09-21 キヤノン株式会社 画像記録再生装置
US5229891A (en) * 1986-11-06 1993-07-20 Canon Kabushiki Kaisha Tracking control system using single frequency pilot signal
US4951162A (en) * 1986-11-06 1990-08-21 Canon Kabushiki Kaisha Tracking control system with pilot signal phase setting circuitry
US5070421A (en) * 1987-09-25 1991-12-03 Fuji Xerox Co., Ltd. Magnetic disk system having tracking control using recorded information
US4975791A (en) * 1988-03-22 1990-12-04 Carlisle Memory Products Group Incorporated Recording system having head transducers with controlled skew
US4979051A (en) * 1988-03-22 1990-12-18 Eggebeen James A Bimodal multi-track magnetic head
JPH06503673A (ja) * 1991-10-10 1994-04-21 イーストマン・コダック・カンパニー テーパ付き変換キャップを有するサーボヘッドを備えたトラッキング制御装置
US5319502A (en) * 1992-01-10 1994-06-07 International Business Machines Corporation System and method for employing buried servos within a magnetic recording medium
US5995315A (en) * 1997-05-09 1999-11-30 Hewlett-Packard Company Servo system for following a magnetic track having identifying pulse widths
US7116514B2 (en) * 2003-10-20 2006-10-03 Quantum Corporation Methods and systems for magnetic recording
US7085095B2 (en) * 2003-10-20 2006-08-01 Quantum Corporation Electromagnetic void-sensing probes and position control systems
US7139152B2 (en) * 2003-10-20 2006-11-21 Quantum Corporation Servo methods and systems using existing data structures and optical masks
US7136255B2 (en) * 2003-10-20 2006-11-14 Quantum Corporation Servo methods and systems using masked medium edge position sensors
US7102845B2 (en) * 2003-10-20 2006-09-05 Quantum Corporation Servo methods and systems using existing data structures and medium edge position
US7149050B2 (en) * 2003-10-20 2006-12-12 Quantum Corporation Diffractive position sensors and control systems
US7099102B2 (en) * 2003-10-20 2006-08-29 Quantum Corporation Multiple format magnetic storage media drive
US7184233B2 (en) * 2004-06-04 2007-02-27 Quantum Corporation Dual source tracking servo systems and associated methods
US20060103968A1 (en) * 2004-11-12 2006-05-18 Jurneke Joe K Dynamic skew compensation systems and associated methods
US7499235B2 (en) * 2005-03-18 2009-03-03 Quantum Corporation Auto-servo tape system and associated recording head
US7486464B2 (en) * 2005-10-20 2009-02-03 Quantum Corporation Ultra high track density adaptive head core track pitch control
US7826169B2 (en) * 2007-04-25 2010-11-02 Quantum Corporation Servo error detection and compensation utilizing virtual data tracking servo methods

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3034111A (en) * 1958-11-24 1962-05-08 Ibm Data storage system
US3185972A (en) * 1961-10-10 1965-05-25 Ibm Transducer positioning system utilizing record with interspersed data and positioning information
FR1350194A (fr) * 1962-02-05 1964-01-24 Sperry Rand Corp Dispositif pour placer de façon correcte un transducteur par rapport à une piste d'enregistrement
FR1383200A (fr) * 1962-11-30 1964-12-24 Ibm Dispositif d'enregistrement magnétique
BE640044A (ru) * 1962-11-30 1964-03-16
US3305731A (en) * 1963-05-29 1967-02-21 Sperry Rand Corp Level correction circuit
US3479664A (en) * 1965-12-28 1969-11-18 Data Products Corp Servo positioning system
US3427606A (en) * 1966-03-02 1969-02-11 Ibm Memory system
CA1067997A (en) * 1974-07-15 1979-12-11 Jacob De Boer Servo system for controlling the position of a reading head

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0123780A1 (de) * 1983-04-23 1984-11-07 GRUNDIG E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co. KG. Verfahren zur dynamischen Spureinstellung bei Videorecordern
DE3738462A1 (de) * 1986-11-13 1988-05-26 Ampex System und verfahren zur erfassung eines satzes von parallelen spuren auf einem magnetischen aufzeichnungsmedium

Also Published As

Publication number Publication date
DE2701318A1 (de) 1977-07-21
JPS5288314A (en) 1977-07-23
ES455088A1 (es) 1977-12-16
GB1571054A (en) 1980-07-09
FR2338542A1 (fr) 1977-08-12
AU504718B2 (en) 1979-10-25
US4110799A (en) 1978-08-29
NL7600470A (nl) 1977-07-19
BE850459A (fr) 1977-07-18
AU2128877A (en) 1978-07-20
IT1076524B (it) 1985-04-27

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Legal Events

Date Code Title Description
PL Patent ceased