DE3783572D1 - Kontrolle fuer bipolaren motor. - Google Patents

Kontrolle fuer bipolaren motor.

Info

Publication number
DE3783572D1
DE3783572D1 DE8787309924T DE3783572T DE3783572D1 DE 3783572 D1 DE3783572 D1 DE 3783572D1 DE 8787309924 T DE8787309924 T DE 8787309924T DE 3783572 T DE3783572 T DE 3783572T DE 3783572 D1 DE3783572 D1 DE 3783572D1
Authority
DE
Germany
Prior art keywords
servo
data
track
centerline
transducer
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 - Fee Related
Application number
DE8787309924T
Other languages
English (en)
Other versions
DE3783572T2 (de
Inventor
James Norman Krause
Brian Paul Tremaine
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.)
Seagate Technology LLC
Original Assignee
Seagate Technology LLC
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 Seagate Technology LLC filed Critical Seagate Technology LLC
Publication of DE3783572D1 publication Critical patent/DE3783572D1/de
Application granted granted Critical
Publication of DE3783572T2 publication Critical patent/DE3783572T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Moving Of The Head To Find And Align With The Track (AREA)
  • Control Of Electric Motors In General (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)
  • Control Of Stepping Motors (AREA)
  • Valve Device For Special Equipments (AREA)
DE8787309924T 1986-11-10 1987-11-10 Kontrolle fuer bipolaren motor. Expired - Fee Related DE3783572T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US92955986A 1986-11-10 1986-11-10

Publications (2)

Publication Number Publication Date
DE3783572D1 true DE3783572D1 (de) 1993-02-25
DE3783572T2 DE3783572T2 (de) 1993-07-29

Family

ID=25458048

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787309924T Expired - Fee Related DE3783572T2 (de) 1986-11-10 1987-11-10 Kontrolle fuer bipolaren motor.

Country Status (7)

Country Link
EP (1) EP0267777B1 (de)
JP (1) JP2559774B2 (de)
KR (1) KR960005416B1 (de)
AT (1) ATE84630T1 (de)
AU (1) AU597537B2 (de)
DE (1) DE3783572T2 (de)
HK (1) HK111693A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2867378B2 (ja) * 1992-05-14 1999-03-08 マイコム 株式会社 ４相ステッピングモータの駆動装置及び４相ステッピングモータ
US6768977B1 (en) * 1999-11-30 2004-07-27 Texas Instruments Incorporated Method and circuit for modeling a voice coil actuator of a mass data storage device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3562725A (en) * 1968-10-15 1971-02-09 Sperry Rand Corp Coarse and fine positioning of magnetic read heads
US4530020A (en) * 1984-06-06 1985-07-16 Dma Systems Self-timed runout correction pattern
IT1182420B (it) * 1985-02-08 1987-10-05 Olivetti & Co Spa Apparecchiatura per registrare e leggere informazioni su un disco magnetico

Also Published As

Publication number Publication date
KR880006681A (ko) 1988-07-23
EP0267777A3 (en) 1989-01-04
DE3783572T2 (de) 1993-07-29
AU8091587A (en) 1988-05-12
HK111693A (en) 1993-10-29
KR960005416B1 (ko) 1996-04-24
AU597537B2 (en) 1990-05-31
JPS63225977A (ja) 1988-09-20
ATE84630T1 (de) 1993-01-15
EP0267777A2 (de) 1988-05-18
EP0267777B1 (de) 1993-01-13
JP2559774B2 (ja) 1996-12-04

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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