DE68922249D1 - Steuersystem für die Übertragerposition bei Informations-Plattenspeichern mit Dämpfung des letzten Schrittes. - Google Patents

Steuersystem für die Übertragerposition bei Informations-Plattenspeichern mit Dämpfung des letzten Schrittes.

Info

Publication number
DE68922249D1
DE68922249D1 DE68922249T DE68922249T DE68922249D1 DE 68922249 D1 DE68922249 D1 DE 68922249D1 DE 68922249 T DE68922249 T DE 68922249T DE 68922249 T DE68922249 T DE 68922249T DE 68922249 D1 DE68922249 D1 DE 68922249D1
Authority
DE
Germany
Prior art keywords
damping
control system
disk storage
last step
information disk
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
DE68922249T
Other languages
English (en)
Other versions
DE68922249T2 (de
Inventor
Raymond Gerard Gauthier
James Norman Krause
Brian Paul Tremaine
Litko Roland Chan
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 International
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 International, Seagate Technology LLC filed Critical Seagate Technology International
Application granted granted Critical
Publication of DE68922249D1 publication Critical patent/DE68922249D1/de
Publication of DE68922249T2 publication Critical patent/DE68922249T2/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
    • G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
    • 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
    • G11B5/5547—"Seek" control and circuits therefor
DE68922249T 1988-07-29 1989-07-27 Steuersystem für die Übertragerposition bei Informations-Plattenspeichern mit Dämpfung des letzten Schrittes. Expired - Fee Related DE68922249T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/226,150 US5079653A (en) 1988-07-29 1988-07-29 Information storage disc transducer position control system using last step damping

Publications (2)

Publication Number Publication Date
DE68922249D1 true DE68922249D1 (de) 1995-05-24
DE68922249T2 DE68922249T2 (de) 1995-09-28

Family

ID=22847768

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68922249T Expired - Fee Related DE68922249T2 (de) 1988-07-29 1989-07-27 Steuersystem für die Übertragerposition bei Informations-Plattenspeichern mit Dämpfung des letzten Schrittes.

Country Status (7)

Country Link
US (1) US5079653A (de)
EP (1) EP0353077B1 (de)
JP (1) JP2739060B2 (de)
KR (1) KR0165881B1 (de)
AU (1) AU3901989A (de)
DE (1) DE68922249T2 (de)
HK (1) HK159295A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5262708A (en) * 1991-05-30 1993-11-16 Ncr Corporation System and method for reducing oscillation of a stepper motor
EP0740830B1 (de) * 1993-12-01 2003-08-27 Maxtor Corporation Plattenlaufwerk mit adaptivem lese-/schreibkanal zur optimierung der leistung zwischen kopf, medium und kanal
US5805375A (en) * 1994-08-01 1998-09-08 International Business Machines Corporation Wobble motor microactuator for fine positioning and disk drive incorporating the microactuator
US6667594B2 (en) 1999-11-23 2003-12-23 Honeywell International Inc. Determination of maximum travel of linear actuator
US6704157B2 (en) 2000-04-14 2004-03-09 Seagate Technology Llc Passive damping method and circuit for data storage device actuator
US6771441B2 (en) 2001-08-09 2004-08-03 Seagate Technology Llc Track mis-registration measurement for a disc drive
KR100594261B1 (ko) * 2004-02-28 2006-06-30 삼성전자주식회사 데이터 저장 장치에서의 연속적인 헤드 위치 제어 방법 및이를 이용한 디스크 드라이브
US8520483B2 (en) 2010-07-29 2013-08-27 General Electric Company Method and system for processing information from optical disk layers
JP2021002994A (ja) * 2019-05-22 2021-01-07 ロベルト・ボッシュ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツングＲｏｂｅｒｔ Ｂｏｓｃｈ Ｇｍｂｈ ステッピングモータのストールまたはステップロスを検出する制御ユニットおよび方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4282471A (en) * 1979-05-14 1981-08-04 Qwint Systems Inc. Control system for a multi-phase motor
US4396959A (en) * 1980-09-24 1983-08-02 Quantum Corporation Data transducer position control system for rotating disk data storage equipment
US4422113A (en) * 1981-05-12 1983-12-20 Microcpolis Corporation Stepping motor drive system
JPS59185073A (ja) * 1983-04-01 1984-10-20 Teac Co 磁気デイスク駆動装置
KR930008570B1 (ko) * 1984-03-31 1993-09-09 쏘니 가부시기가이샤 헤드이동장치
US4679102A (en) * 1985-11-20 1987-07-07 Seagate Technology Method and means for parking read/write heads in a disc drive using the back-EMF of the spindle motor to operate a stepper motor
US4675761A (en) * 1986-03-03 1987-06-23 International Business Machines Corporation Magnetic head positioning apparatus and method
JPS6323279A (ja) * 1986-07-16 1988-01-30 Fuji Electric Co Ltd デイスク記憶装置のヘツド位置制御装置

Also Published As

Publication number Publication date
JP2739060B2 (ja) 1998-04-08
DE68922249T2 (de) 1995-09-28
US5079653A (en) 1992-01-07
AU3901989A (en) 1990-02-01
KR0165881B1 (ko) 1999-03-20
EP0353077A1 (de) 1990-01-31
HK159295A (en) 1995-10-20
JPH02168476A (ja) 1990-06-28
KR900002291A (ko) 1990-02-28
EP0353077B1 (de) 1995-04-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SEAGATE TECHNOLOGY LLC, SCOTTS VALLEY, CALIF., US

8328 Change in the person/name/address of the agent

Free format text: HENKEL, FEILER & HAENZEL, 81675 MUENCHEN

8339 Ceased/non-payment of the annual fee