DE3783914D1 - Kopfspurnachfuehrungsanlage. - Google Patents

Kopfspurnachfuehrungsanlage.

Info

Publication number
DE3783914D1
DE3783914D1 DE8787115604T DE3783914T DE3783914D1 DE 3783914 D1 DE3783914 D1 DE 3783914D1 DE 8787115604 T DE8787115604 T DE 8787115604T DE 3783914 T DE3783914 T DE 3783914T DE 3783914 D1 DE3783914 D1 DE 3783914D1
Authority
DE
Germany
Prior art keywords
peak
head
signals
memory
signal
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
DE8787115604T
Other languages
English (en)
Other versions
DE3783914T2 (de
Inventor
Kohichi C Osony Corp - Ki Sano
Toshitada C Osony Corp Hayashi
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE3783914D1 publication Critical patent/DE3783914D1/de
Publication of DE3783914T2 publication Critical patent/DE3783914T2/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
    • G11B5/58—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
    • G11B5/59627—Aligning for runout, eccentricity or offset compensation
    • 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
    • G11B21/08—Track changing or selecting during transducing operation
    • G11B21/081—Access to indexed tracks or parts of continuous track
    • G11B21/083—Access to indexed tracks or parts of continuous track on discs
    • G11B21/085—Access to indexed tracks or parts of continuous track on discs with track following of accessed part
    • 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
    • G11B21/106—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 on disks
DE19873783914 1987-10-23 1987-10-23 Kopfspurnachfuehrungsanlage. Expired - Fee Related DE3783914T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19870115604 EP0312644B1 (de) 1987-10-23 1987-10-23 Kopfspurnachführungsanlage

Publications (2)

Publication Number Publication Date
DE3783914D1 true DE3783914D1 (de) 1993-03-11
DE3783914T2 DE3783914T2 (de) 1993-08-05

Family

ID=8197391

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873783914 Expired - Fee Related DE3783914T2 (de) 1987-10-23 1987-10-23 Kopfspurnachfuehrungsanlage.

Country Status (3)

Country Link
EP (1) EP0312644B1 (de)
DE (1) DE3783914T2 (de)
ES (1) ES2037057T3 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0475365B1 (de) * 1990-09-14 1997-04-09 Canon Kabushiki Kaisha Nachführungsmethode für Speichergerät

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3959820A (en) * 1974-09-16 1976-05-25 Honeywell Information Systems, Inc. System for increasing the number of data tracks in a magnetic recording system
US4157577A (en) * 1977-11-14 1979-06-05 International Business Machines Corporation Rotatable storage apparatus with digitally responsive circuitry for track selection
US4485418A (en) * 1982-08-12 1984-11-27 Magnetic Peripherals, Inc. System and method of locating the center of a track on a magnetic storage disk
US4630190A (en) * 1984-02-21 1986-12-16 Syquest Technology Servo control apparatus for a disk drive
JPS60254469A (ja) * 1984-05-31 1985-12-16 Fuji Photo Film Co Ltd 回転磁気記録体装置
CA1234622A (en) * 1984-08-22 1988-03-29 Sony Corporation Tracking control apparatus

Also Published As

Publication number Publication date
EP0312644B1 (de) 1993-01-27
DE3783914T2 (de) 1993-08-05
ES2037057T3 (es) 1993-06-16
EP0312644A1 (de) 1989-04-26

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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