DE3770384D1 - Praezisionsmess- und -positionierungssystem fuer ein plattenspeichersystem. - Google Patents

Praezisionsmess- und -positionierungssystem fuer ein plattenspeichersystem.

Info

Publication number
DE3770384D1
DE3770384D1 DE8787111115T DE3770384T DE3770384D1 DE 3770384 D1 DE3770384 D1 DE 3770384D1 DE 8787111115 T DE8787111115 T DE 8787111115T DE 3770384 T DE3770384 T DE 3770384T DE 3770384 D1 DE3770384 D1 DE 3770384D1
Authority
DE
Germany
Prior art keywords
disk storage
precision measuring
storage system
positioning system
positioning
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
DE8787111115T
Other languages
English (en)
Inventor
Timothy Roy Block
Mark Richard Enstrom
Francis Stephen Luecke
Karl Allen Shidler
Ronald Lee Soderstrom
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of DE3770384D1 publication Critical patent/DE3770384D1/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
    • 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
DE8787111115T 1986-09-19 1987-07-31 Praezisionsmess- und -positionierungssystem fuer ein plattenspeichersystem. Expired - Fee Related DE3770384D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/909,142 US4870635A (en) 1986-09-19 1986-09-19 Precision measurement and positioning system for disk storage system

Publications (1)

Publication Number Publication Date
DE3770384D1 true DE3770384D1 (de) 1991-07-04

Family

ID=25426694

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787111115T Expired - Fee Related DE3770384D1 (de) 1986-09-19 1987-07-31 Praezisionsmess- und -positionierungssystem fuer ein plattenspeichersystem.

Country Status (4)

Country Link
US (1) US4870635A (de)
EP (1) EP0260420B1 (de)
JP (1) JPS6385303A (de)
DE (1) DE3770384D1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6391866A (ja) * 1986-10-03 1988-04-22 Sony Corp 光カ−ド記録再生装置
DE3732903A1 (de) * 1987-09-30 1989-04-13 Thomson Brandt Gmbh Optische abtastvorrichtung
NL9001546A (nl) * 1990-07-06 1992-02-03 Philips Nv Inrichting voor het inschrijven en/of uitlezen van een magneto-optische informatiedrager.
US5108184A (en) * 1990-07-16 1992-04-28 International Business Machines Corporation Non-invasive laser positioning system for rotary actuators
US5748598A (en) * 1995-12-22 1998-05-05 Massachusetts Institute Of Technology Apparatus and methods for reading multilayer storage media using short coherence length sources
EP0639259B1 (de) * 1992-05-05 1999-07-28 MicroE, Inc. Apparat zum detektieren einer relativen bewegung
EP0651377A1 (de) * 1993-10-27 1995-05-03 Hewlett-Packard Company Positionssensoren für Computerplattenantriebe
US5442172A (en) * 1994-05-27 1995-08-15 International Business Machines Corporation Wavefront reconstruction optics for use in a disk drive position measurement system
TW256914B (en) * 1994-05-27 1995-09-11 Ibm Servo-writing system for use in a data recording disk drive
US5757763A (en) * 1994-07-12 1998-05-26 Massachusetts Institute Of Technology Optical information storage via amplitude modulation
US5530542A (en) * 1995-04-19 1996-06-25 Hewlett-Packard Company Circuit and method for controlling glitches in low intensity signals
US5771130A (en) * 1996-04-15 1998-06-23 Phase Metrics Method and apparatus for non-contact servo writing
EP0969453A1 (de) * 1998-07-03 2000-01-05 Deutsche Thomson-Brandt GmbH Schnelle und genaue Positionierung eines optischen Lese- und/oder Schreibkopfes in einem Datenwiedergabe- und/oder -aufzeichnungsgerät
WO2002025643A2 (en) * 2000-09-19 2002-03-28 Microesystems, Inc. Interface component a positioning system and method for designing an interface component
DE102005046605A1 (de) * 2005-09-29 2007-04-05 Robert Bosch Gmbh Interferometrische Messeinrichtung
DE102006001732A1 (de) * 2006-01-13 2007-07-19 Robert Bosch Gmbh Interferometrische Messvorrichtung

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3800317A (en) * 1972-07-31 1974-03-26 Caelus Memories Inc Servo system and method for positioning an element at precisely spaced positions
GB1538853A (en) * 1975-05-14 1979-01-24 Post Office Dielectric optical waveguides
JPS53383A (en) * 1976-06-23 1978-01-05 Fuji Machine Mfg Cylinder means and driving method thereof
JPS6029684Y2 (ja) * 1979-09-21 1985-09-07 日本電気株式会社 光学的微小変位測定装置
DE3006489C2 (de) * 1980-02-21 1982-09-02 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Wegmeßeinrichtung
US4371902A (en) * 1980-06-30 1983-02-01 International Business Machines Corporation Disk initialization method
JPS57181436A (en) * 1981-05-01 1982-11-08 Toshiba Corp Optical disc device
US4452533A (en) * 1981-07-22 1984-06-05 The United States Of America As Represented By The Secretary Of The Navy External cavity diode laser sensor
US4436424A (en) * 1981-07-27 1984-03-13 Gca Corporation Interferometer using transverse deviation of test beam
JPS58122676A (ja) * 1982-01-16 1983-07-21 Sony Corp デイスクのトラツク・ジヤンプ装置
US4498775A (en) * 1982-02-17 1985-02-12 Rca Corporation Method for detecting distance deviations to a photoresist surface in an optical printer
US4509858A (en) * 1983-01-17 1985-04-09 Gca Corporation/Tropel Division Compact, linear measurement interferometer with zero abbe error
US4531167A (en) * 1983-08-25 1985-07-23 Pioneer Research, Inc. Servowriter system for magnetic disc drives
JPS60119678A (ja) * 1983-11-30 1985-06-27 Fujitsu Ltd 回転角検出方法
JPH0697261B2 (ja) * 1984-06-01 1994-11-30 シャープ株式会社 半導体レ−ザを用いた微小変位測定装置
JPS61214180A (ja) * 1985-03-19 1986-09-24 Olympus Optical Co Ltd ヘツド送り制御装置

Also Published As

Publication number Publication date
EP0260420B1 (de) 1991-05-29
EP0260420A3 (en) 1988-11-30
US4870635A (en) 1989-09-26
EP0260420A2 (de) 1988-03-23
JPS6385303A (ja) 1988-04-15
JPH0569442B2 (de) 1993-10-01

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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