NO167694C - Styreapparat for sporfoelging. - Google Patents

Styreapparat for sporfoelging.

Info

Publication number
NO167694C
NO167694C NO853311A NO853311A NO167694C NO 167694 C NO167694 C NO 167694C NO 853311 A NO853311 A NO 853311A NO 853311 A NO853311 A NO 853311A NO 167694 C NO167694 C NO 167694C
Authority
NO
Norway
Prior art keywords
tracking control
tracking
control
Prior art date
Application number
NO853311A
Other languages
English (en)
Norwegian (no)
Other versions
NO853311L (no
NO167694B (no
Inventor
Ken Kutaragi
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
Priority claimed from JP59174362A external-priority patent/JPH0828079B2/ja
Priority claimed from JP59246550A external-priority patent/JPH0640375B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of NO853311L publication Critical patent/NO853311L/no
Publication of NO167694B publication Critical patent/NO167694B/no
Publication of NO167694C publication Critical patent/NO167694C/no

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
    • G11B20/1251—Formatting, e.g. arrangement of data block or words on the record carriers on discs for continuous data, e.g. digitised analog information signals, pulse code modulated [PCM] data
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
    • G11B27/034—Electronic editing of digitised analogue information signals, e.g. audio or video signals on discs
    • 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
    • G11B5/012—Recording on, or reproducing or erasing from, magnetic disks
    • G11B5/016—Recording on, or reproducing or erasing from, magnetic disks using magnetic foils
    • 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
    • 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
    • G11B5/59611—Detection or processing of peak/envelop signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2508—Magnetic discs
    • G11B2220/2512—Floppy disks

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
NO853311A 1984-08-22 1985-08-22 Styreapparat for sporfoelging. NO167694C (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59174362A JPH0828079B2 (ja) 1984-08-22 1984-08-22 ディスクのトラッキング制御装置
JP59246550A JPH0640375B2 (ja) 1984-11-21 1984-11-21 フロツピ−デイスクドライブ

Publications (3)

Publication Number Publication Date
NO853311L NO853311L (no) 1986-02-24
NO167694B NO167694B (no) 1991-08-19
NO167694C true NO167694C (no) 1991-11-27

Family

ID=26495996

Family Applications (1)

Application Number Title Priority Date Filing Date
NO853311A NO167694C (no) 1984-08-22 1985-08-22 Styreapparat for sporfoelging.

Country Status (11)

Country Link
US (1) US4630144A (fr)
EP (1) EP0174095B1 (fr)
AU (1) AU577399B2 (fr)
BR (1) BR8504017A (fr)
CA (1) CA1234622A (fr)
DE (1) DE3582985D1 (fr)
DK (1) DK164678C (fr)
ES (1) ES8700776A1 (fr)
MX (1) MX158300A (fr)
NO (1) NO167694C (fr)
NZ (1) NZ213183A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0685275B2 (ja) * 1986-01-27 1994-10-26 キヤノン株式会社 再生装置
JP2508467B2 (ja) * 1986-10-17 1996-06-19 ソニー株式会社 ヘツド移動装置
US4835628A (en) * 1987-05-11 1989-05-30 Exabyte Corporation Apparatus and method for formatting and recording digital data on magnetic tape
ES2037057T3 (es) * 1987-10-23 1993-06-16 Sony Corporation Sistema de control de seguimiento de la cabeza.
JPH01148100A (ja) * 1987-12-01 1989-06-09 Matsushita Electric Ind Co Ltd 位置制御装置
JPH02149983A (ja) * 1988-11-30 1990-06-08 Nikon Corp オートトラッキング装置
JPH02154361A (ja) * 1988-12-05 1990-06-13 Mitsubishi Electric Corp 磁気ディスク装置
JPH0384767A (ja) * 1989-08-24 1991-04-10 Internatl Business Mach Corp <Ibm> ディスク制御装置
JPH04102277A (ja) * 1990-08-17 1992-04-03 Canon Inc ヘッド位置制御装置
JP2002237142A (ja) * 2001-02-09 2002-08-23 Matsushita Electric Ind Co Ltd 磁気記憶媒体、そのトラックピッチ制御方法、その媒体のための磁気記録装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2461868C3 (de) * 1974-12-30 1980-03-27 Sycor, Inc., Ann Arbor, Mich. (V.St.A.) Verfahren und Aufzeichnungsgerät zum Überschreiben von Aufzeichnungsblöcken
JPS5441114A (en) * 1977-09-08 1979-04-02 Sony Corp Automatic tracking system
JPS5448210A (en) * 1977-09-26 1979-04-16 Sony Corp Automatic tracking system
JPS58166567A (ja) * 1982-03-26 1983-10-01 Matsushita Electric Ind Co Ltd 情報トラックの検索装置

Also Published As

Publication number Publication date
CA1234622A (fr) 1988-03-29
EP0174095A3 (en) 1987-11-19
EP0174095A2 (fr) 1986-03-12
BR8504017A (pt) 1986-06-10
NZ213183A (en) 1989-04-26
DK379585D0 (da) 1985-08-21
MX158300A (es) 1989-01-20
NO853311L (no) 1986-02-24
DK164678B (da) 1992-07-27
AU577399B2 (en) 1988-09-22
ES8700776A1 (es) 1986-10-16
DE3582985D1 (de) 1991-07-04
DK379585A (da) 1986-02-23
US4630144A (en) 1986-12-16
ES546309A0 (es) 1986-10-16
EP0174095B1 (fr) 1991-05-29
DK164678C (da) 1992-12-14
NO167694B (no) 1991-08-19
AU4559085A (en) 1986-02-27

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