DE68910581T2 - Anordnung zum Aufnehmen oder Wiedergeben eines elektrischen Signals. - Google Patents

Anordnung zum Aufnehmen oder Wiedergeben eines elektrischen Signals.

Info

Publication number
DE68910581T2
DE68910581T2 DE68910581T DE68910581T DE68910581T2 DE 68910581 T2 DE68910581 T2 DE 68910581T2 DE 68910581 T DE68910581 T DE 68910581T DE 68910581 T DE68910581 T DE 68910581T DE 68910581 T2 DE68910581 T2 DE 68910581T2
Authority
DE
Germany
Prior art keywords
recording
tracking
reproducing
signal
track
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
DE68910581T
Other languages
English (en)
Other versions
DE68910581D1 (de
Inventor
Der Kop Joannes Anthonius Van
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of DE68910581D1 publication Critical patent/DE68910581D1/de
Application granted granted Critical
Publication of DE68910581T2 publication Critical patent/DE68910581T2/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
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
    • G11B15/4673—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating
    • G11B15/4675—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking
    • G11B15/4676—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking using signals recorded in tracks disposed in parallel with the scanning direction
    • G11B15/4677—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking using signals recorded in tracks disposed in parallel with the scanning direction using auxiliary signals, i.e. pilot signals
    • G11B15/4678—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking using signals recorded in tracks disposed in parallel with the scanning direction using auxiliary signals, i.e. pilot signals superimposed on the main signal track
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/463—Controlling, regulating, or indicating speed by using pilot tracking tones embedded in binary coded signals, e.g. using DSV/CDS values of coded signals
    • 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
    • G11B5/584—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 tapes
    • G11B5/588—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 tapes by controlling the position of the rotating heads
    • G11B5/592—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 tapes by controlling the position of the rotating heads using bimorph elements supporting the heads
    • G11B5/5921—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 tapes by controlling the position of the rotating heads using bimorph elements supporting the heads using auxiliary signals, e.g. pilot signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Magnetic Record Carriers (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
DE68910581T 1988-05-27 1989-05-22 Anordnung zum Aufnehmen oder Wiedergeben eines elektrischen Signals. Expired - Fee Related DE68910581T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8801363A NL8801363A (nl) 1988-05-27 1988-05-27 Inrichting voor het opnemen of weergeven van een elektrisch signaal.

Publications (2)

Publication Number Publication Date
DE68910581D1 DE68910581D1 (de) 1993-12-16
DE68910581T2 true DE68910581T2 (de) 1994-05-19

Family

ID=19852364

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68910581T Expired - Fee Related DE68910581T2 (de) 1988-05-27 1989-05-22 Anordnung zum Aufnehmen oder Wiedergeben eines elektrischen Signals.

Country Status (7)

Country Link
US (1) US5060092A (de)
EP (1) EP0343726B1 (de)
JP (1) JPH0224813A (de)
KR (1) KR0136101B1 (de)
AT (1) ATE97253T1 (de)
DE (1) DE68910581T2 (de)
NL (1) NL8801363A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2753173B2 (ja) * 1992-03-10 1998-05-18 シャープ株式会社 複数セグメント記録におけるトラッキング制御装置
JP3420286B2 (ja) * 1993-05-28 2003-06-23 キヤノン株式会社 記録再生装置
EP0646915A3 (de) * 1993-10-01 1995-11-29 Hitachi Ltd Automatisches Spurnachführungssteuersystem in einem magnetischem Aufzeichnungs-/Wiedergabesystem für ein digitales Signal.
JPH07141725A (ja) * 1993-11-16 1995-06-02 Canon Inc 信号記録再生装置
DE69518796T2 (de) 1994-05-25 2001-03-01 Canon Kk Anlage und Verfahren zum Ermitteln eines Leitsignals in einem digitalen Signal und Wiedergabevorrichtung
US5898534A (en) * 1996-05-01 1999-04-27 Overland Data, Inc. Method and system for controlling the position of a magnetic read head
US6081401A (en) * 1997-12-23 2000-06-27 Ampex Corporation Step gap head tracking servo
US6590733B1 (en) 1999-08-20 2003-07-08 Agere Systems Inc. Digital processing of pilot-tone amplitudes

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4055849A (en) * 1976-04-15 1977-10-25 Eastman Kodak Company Magnetic head positioning and playback apparatus utilizing a split head for self-tracking and selective reproduction
JPS5813973B2 (ja) * 1976-12-03 1983-03-16 松下電器産業株式会社 回転ヘッド型磁気録画再生装置の調整方法
NL7702815A (nl) * 1977-03-16 1978-09-19 Philips Nv Werkwijze voor het regelen van de positie van een schrijf- respektievelijk leeskop en een inrichting voor het uitvoeren van de werkwijze.
US4188646A (en) * 1978-05-30 1980-02-12 Sperry Rand Corporation Sectorized data path following servo system
NL7812286A (nl) * 1978-12-19 1980-06-23 Philips Nv Werkwijze voor het lezen en/of schrijven van informatie en een inrichting voor het uitvoeren van de werkwijze.
US4470079A (en) * 1981-02-13 1984-09-04 Victor Company Of Japan, Ltd. Tracking control system in a magnetic recording and reproducing apparatus
JPS58218032A (ja) * 1982-06-14 1983-12-19 Canon Inc 回転ヘツド型記録再生装置
JPS59139127A (ja) * 1983-01-27 1984-08-09 Canon Inc 回転ヘッド型再生装置
JPS59157810A (ja) * 1983-02-28 1984-09-07 Sony Corp デジタル信号の再生方法
NL8400593A (nl) * 1984-02-27 1985-09-16 Philips Nv Systeem voor het overdragen van signalen via een bandvormige registratiedrager.
JPH0666096B2 (ja) * 1984-07-27 1994-08-24 株式会社日立製作所 磁気記録再生装置
JPS6218878A (ja) * 1985-07-18 1987-01-27 Matsushita Electric Ind Co Ltd 磁気記録再生装置

Also Published As

Publication number Publication date
KR890017691A (ko) 1989-12-16
EP0343726B1 (de) 1993-11-10
DE68910581D1 (de) 1993-12-16
JPH0224813A (ja) 1990-01-26
US5060092A (en) 1991-10-22
ATE97253T1 (de) 1993-11-15
NL8801363A (nl) 1989-12-18
KR0136101B1 (ko) 1998-05-15
EP0343726A1 (de) 1989-11-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL

8339 Ceased/non-payment of the annual fee