FR2407545B1 - Montage permettant d'exploiter des signaux d'asservissement delivres par un disque magnetique d'une memoire a disques et constitues de plusieurs oscillations - Google Patents

Montage permettant d'exploiter des signaux d'asservissement delivres par un disque magnetique d'une memoire a disques et constitues de plusieurs oscillations

Info

Publication number
FR2407545B1
FR2407545B1 FR7829764A FR7829764A FR2407545B1 FR 2407545 B1 FR2407545 B1 FR 2407545B1 FR 7829764 A FR7829764 A FR 7829764A FR 7829764 A FR7829764 A FR 7829764A FR 2407545 B1 FR2407545 B1 FR 2407545B1
Authority
FR
France
Prior art keywords
disc
assembly
signals delivered
servo signals
several oscillations
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
Application number
FR7829764A
Other languages
English (en)
Other versions
FR2407545A1 (fr
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of FR2407545A1 publication Critical patent/FR2407545A1/fr
Application granted granted Critical
Publication of FR2407545B1 publication Critical patent/FR2407545B1/fr
Expired 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
    • G11B5/58—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 for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/596—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 for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
    • G11B5/59605—Circuits
    • G11B5/59622—Gain control; Filters
FR7829764A 1977-10-26 1978-10-19 Montage permettant d'exploiter des signaux d'asservissement delivres par un disque magnetique d'une memoire a disques et constitues de plusieurs oscillations Expired FR2407545B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2748042A DE2748042C2 (de) 1977-10-26 1977-10-26 Schaltungsanordnung zur Auswertung von von Servospuren einer Magnetplatte eines Plattenspeichers gelieferten aus mehreren Schwingungen bestehenden Servosignalen

Publications (2)

Publication Number Publication Date
FR2407545A1 FR2407545A1 (fr) 1979-05-25
FR2407545B1 true FR2407545B1 (fr) 1985-08-09

Family

ID=6022328

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7829764A Expired FR2407545B1 (fr) 1977-10-26 1978-10-19 Montage permettant d'exploiter des signaux d'asservissement delivres par un disque magnetique d'une memoire a disques et constitues de plusieurs oscillations

Country Status (7)

Country Link
AT (1) AT371625B (fr)
BE (1) BE871569A (fr)
CH (1) CH636718A5 (fr)
DE (1) DE2748042C2 (fr)
FR (1) FR2407545B1 (fr)
IT (1) IT1100145B (fr)
NL (1) NL7807042A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5832274A (ja) * 1981-08-18 1983-02-25 Victor Co Of Japan Ltd 円盤状情報記録媒体再生装置のフイ−ド送り速度切換回路

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3576553A (en) * 1968-04-29 1971-04-27 Ibm Data transducer positioning servo utilizing compensation network and phase-displaced servo signal pairs of like frequency
US3593333A (en) * 1969-11-26 1971-07-13 Ibm Position detection for a track following servo system
US3614756A (en) * 1970-01-21 1971-10-19 Ibm Magnetic record with servo track perpendicular to information track
US3668647A (en) * 1970-06-12 1972-06-06 Ibm File access system
US3699555A (en) * 1970-10-23 1972-10-17 Zerox Corp Apparatus for rapid action displacement control
FR2296905A1 (fr) * 1974-12-31 1976-07-30 Ibm Reseau d'equilibrage de servo-pistes
US4027338A (en) * 1975-04-28 1977-05-31 Burroughs Corporation Transducer positioning system for providing coarse positioning
GB1503972A (en) * 1975-07-24 1978-03-15 Ibm Data storage apparatus
NL7702570A (nl) * 1977-03-10 1978-09-12 Philips Nv Magneetschijfgeheugen en magneetschijf voor dat geheugen.

Also Published As

Publication number Publication date
DE2748042C2 (de) 1983-02-17
BE871569A (fr) 1979-04-26
CH636718A5 (en) 1983-06-15
ATA757778A (de) 1982-11-15
NL7807042A (nl) 1979-05-01
IT7829078A0 (it) 1978-10-25
IT1100145B (it) 1985-09-28
DE2748042A1 (de) 1979-05-10
FR2407545A1 (fr) 1979-05-25
AT371625B (de) 1983-07-11

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Legal Events

Date Code Title Description
ST Notification of lapse