ATE123170T1 - Automatisches servo-verstärkungs-kalibriersystem für einen plattenspeicher. - Google Patents

Automatisches servo-verstärkungs-kalibriersystem für einen plattenspeicher.

Info

Publication number
ATE123170T1
ATE123170T1 AT89117036T AT89117036T ATE123170T1 AT E123170 T1 ATE123170 T1 AT E123170T1 AT 89117036 T AT89117036 T AT 89117036T AT 89117036 T AT89117036 T AT 89117036T AT E123170 T1 ATE123170 T1 AT E123170T1
Authority
AT
Austria
Prior art keywords
bursts
signal
center pattern
calibration system
disk memory
Prior art date
Application number
AT89117036T
Other languages
English (en)
Inventor
Charles R Watt
Frederick K Groll
John A Scaramuzzo
Original Assignee
Digital Equipment Corp
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 Digital Equipment Corp filed Critical Digital Equipment Corp
Application granted granted Critical
Publication of ATE123170T1 publication Critical patent/ATE123170T1/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
    • G11B5/54—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
    • G11B5/5534—Initialisation, calibration, e.g. cylinder "set-up"

Landscapes

  • Moving Of The Head To Find And Align With The Track (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Control Of Electric Motors In General (AREA)
AT89117036T 1988-09-27 1989-09-14 Automatisches servo-verstärkungs-kalibriersystem für einen plattenspeicher. ATE123170T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/250,037 US4890172A (en) 1988-09-27 1988-09-27 Automatic servo gain calibration system for a disk drive

Publications (1)

Publication Number Publication Date
ATE123170T1 true ATE123170T1 (de) 1995-06-15

Family

ID=22946047

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89117036T ATE123170T1 (de) 1988-09-27 1989-09-14 Automatisches servo-verstärkungs-kalibriersystem für einen plattenspeicher.

Country Status (6)

Country Link
US (1) US4890172A (de)
EP (1) EP0361222B1 (de)
JP (1) JP2875288B2 (de)
AT (1) ATE123170T1 (de)
CA (1) CA1318975C (de)
DE (1) DE68922810T2 (de)

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JP2009009624A (ja) * 2007-06-26 2009-01-15 Hitachi Global Storage Technologies Netherlands Bv サーボパターン形成方法および磁気ディスク装置
JP2016092935A (ja) * 2014-10-31 2016-05-23 ファナック株式会社 ゲイン自動調整支援装置
TWI805157B (zh) 2021-12-28 2023-06-11 財團法人工業技術研究院 伺服電機及其編碼器校正方法

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Also Published As

Publication number Publication date
DE68922810T2 (de) 1996-02-15
EP0361222A3 (en) 1990-06-27
EP0361222B1 (de) 1995-05-24
EP0361222A2 (de) 1990-04-04
CA1318975C (en) 1993-06-08
DE68922810D1 (de) 1995-06-29
US4890172A (en) 1989-12-26
JPH0294187A (ja) 1990-04-04
JP2875288B2 (ja) 1999-03-31

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