IT1025685B - Dispositivo di controllo per guidare una testina lungo una pista di un disco magnetico di memoria - Google Patents

Dispositivo di controllo per guidare una testina lungo una pista di un disco magnetico di memoria

Info

Publication number
IT1025685B
IT1025685B IT2942074A IT2942074A IT1025685B IT 1025685 B IT1025685 B IT 1025685B IT 2942074 A IT2942074 A IT 2942074A IT 2942074 A IT2942074 A IT 2942074A IT 1025685 B IT1025685 B IT 1025685B
Authority
IT
Italy
Prior art keywords
track
driving
control device
magnetic memory
head along
Prior art date
Application number
IT2942074A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT1025685B publication Critical patent/IT1025685B/it

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
IT2942074A 1973-12-27 1974-11-14 Dispositivo di controllo per guidare una testina lungo una pista di un disco magnetico di memoria IT1025685B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732364784 DE2364784A1 (de) 1973-12-27 1973-12-27 Spurnachlaufsteuerung fuer einen magnetplattenspeicher

Publications (1)

Publication Number Publication Date
IT1025685B true IT1025685B (it) 1978-08-30

Family

ID=5902072

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2942074A IT1025685B (it) 1973-12-27 1974-11-14 Dispositivo di controllo per guidare una testina lungo una pista di un disco magnetico di memoria

Country Status (5)

Country Link
JP (1) JPS528687B2 (it)
DE (1) DE2364784A1 (it)
FR (1) FR2272462B1 (it)
GB (1) GB1489078A (it)
IT (1) IT1025685B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4151570A (en) * 1976-03-22 1979-04-24 Ampex Corporation Automatic scan tracking using a magnetic head supported by a piezoelectric bender element
GB1520350A (en) * 1976-12-22 1978-08-09 Ibm Data storage apparatus
JPS583297B2 (ja) * 1978-06-09 1983-01-20 株式会社日立製作所 情報記録再生方法，その装置およびその記録媒体
US4380033A (en) * 1979-07-19 1983-04-12 Burroughs Corporation Disc-drive head positioning systems
EP0097208B1 (en) * 1982-06-18 1987-03-11 International Business Machines Corporation Head positioning system with automatic gain control
US4454549A (en) * 1982-06-28 1984-06-12 International Business Machines Corporation Slant track sector servo
US4868678A (en) * 1986-03-28 1989-09-19 Victor Company Of Japan, Ltd. Apparatus for recording a video signal of consecutive fields on a pair of separated tracks
JPS62227282A (ja) * 1986-03-28 1987-10-06 Victor Co Of Japan Ltd 複合映像信号の駒撮り記録装置
JPH0236977U (it) * 1988-09-01 1990-03-12
US4890172A (en) * 1988-09-27 1989-12-26 Digital Equipment Corporation Automatic servo gain calibration system for a disk drive
US5708581A (en) * 1996-07-12 1998-01-13 Hewlett-Packard Company Method for maximizing feedforward orthogonality for minimizing servo system nuller instability

Also Published As

Publication number Publication date
FR2272462A1 (it) 1975-12-19
GB1489078A (en) 1977-10-19
DE2364784A1 (de) 1975-07-03
FR2272462B1 (it) 1976-10-22
JPS5099515A (it) 1975-08-07
JPS528687B2 (it) 1977-03-10

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