JPH0310189B2 - - Google Patents

Info

Publication number
JPH0310189B2
JPH0310189B2 JP58249359A JP24935983A JPH0310189B2 JP H0310189 B2 JPH0310189 B2 JP H0310189B2 JP 58249359 A JP58249359 A JP 58249359A JP 24935983 A JP24935983 A JP 24935983A JP H0310189 B2 JPH0310189 B2 JP H0310189B2
Authority
JP
Japan
Prior art keywords
data
output
signal
actual
reference speed
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
JP58249359A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60138786A (ja
Inventor
Takeo Masuda
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP24935983A priority Critical patent/JPS60138786A/ja
Publication of JPS60138786A publication Critical patent/JPS60138786A/ja
Publication of JPH0310189B2 publication Critical patent/JPH0310189B2/ja
Granted 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
    • 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

Landscapes

  • Moving Of The Head To Find And Align With The Track (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)
JP24935983A 1983-12-27 1983-12-27 シ−ク制御回路 Granted JPS60138786A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP24935983A JPS60138786A (ja) 1983-12-27 1983-12-27 シ−ク制御回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24935983A JPS60138786A (ja) 1983-12-27 1983-12-27 シ−ク制御回路

Publications (2)

Publication Number Publication Date
JPS60138786A JPS60138786A (ja) 1985-07-23
JPH0310189B2 true JPH0310189B2 (cs) 1991-02-13

Family

ID=17191849

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24935983A Granted JPS60138786A (ja) 1983-12-27 1983-12-27 シ−ク制御回路

Country Status (1)

Country Link
JP (1) JPS60138786A (cs)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS648564A (en) * 1987-06-30 1989-01-12 Toshiba Corp Magnetic disk device
JPS6442081A (en) * 1987-08-08 1989-02-14 Fujitsu Ltd Digital servo speed control system
JP2608220B2 (ja) * 1992-01-31 1997-05-07 富士通株式会社 磁気ディスク装置のポジション感度調整方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2759066A1 (de) * 1977-12-30 1979-07-12 Ibm Deutschland Einrichtung fuer die regelung der magnetkopfposition waehrend der spurauswahl und der spurfolge des magnetkopfes eines magnetplattenspeichers

Also Published As

Publication number Publication date
JPS60138786A (ja) 1985-07-23

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