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DE3574642D1 - Verfahren und vorrichtung zur aufnahme und/oder wiedergabe von signalen auf/von einem bandfoermigen aufzeinungstraeger. - Google Patents

Verfahren und vorrichtung zur aufnahme und/oder wiedergabe von signalen auf/von einem bandfoermigen aufzeinungstraeger.

Info

Publication number
DE3574642D1
DE3574642D1 DE8585200248T DE3574642T DE3574642D1 DE 3574642 D1 DE3574642 D1 DE 3574642D1 DE 8585200248 T DE8585200248 T DE 8585200248T DE 3574642 T DE3574642 T DE 3574642T DE 3574642 D1 DE3574642 D1 DE 3574642D1
Authority
DE
Germany
Prior art keywords
recording
band
pairs
playing back
heads
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 - Lifetime
Application number
DE8585200248T
Other languages
English (en)
Inventor
Albert Maria Arnold Rijckaert
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
Application granted granted Critical
Publication of DE3574642D1 publication Critical patent/DE3574642D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G11B5/584—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
    • G11B5/5922—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 superimposed on the main signal

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
DE8585200248T 1984-02-27 1985-02-25 Verfahren und vorrichtung zur aufnahme und/oder wiedergabe von signalen auf/von einem bandfoermigen aufzeinungstraeger. Expired - Lifetime DE3574642D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8400593A NL8400593A (nl) 1984-02-27 1984-02-27 Systeem voor het overdragen van signalen via een bandvormige registratiedrager.

Publications (1)

Publication Number Publication Date
DE3574642D1 true DE3574642D1 (de) 1990-01-11

Family

ID=19843537

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585200248T Expired - Lifetime DE3574642D1 (de) 1984-02-27 1985-02-25 Verfahren und vorrichtung zur aufnahme und/oder wiedergabe von signalen auf/von einem bandfoermigen aufzeinungstraeger.

Country Status (8)

Country Link
US (1) US4597023A (de)
EP (1) EP0158373B1 (de)
JP (3) JPH0760500B2 (de)
AT (1) ATE48489T1 (de)
CA (1) CA1232964A (de)
DE (1) DE3574642D1 (de)
ES (1) ES8606707A1 (de)
NL (1) NL8400593A (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61196422A (ja) * 1985-02-25 1986-08-30 Sony Corp ビデオ信号の記録装置
US5124853A (en) * 1986-02-18 1992-06-23 Canon Kabushiki Kaisha Information signal recording apparatus recording pilot signals for tracking control
JPH0644375B2 (ja) * 1986-07-22 1994-06-08 株式会社日立製作所 デイジタル信号記録再生装置
US4760475A (en) * 1986-11-13 1988-07-26 Ampex Corporation Home track position acquisition system and method
JPH01194691A (ja) * 1988-01-29 1989-08-04 Hitachi Ltd ディジタル画像信号の記録再生装置
NL8801363A (nl) * 1988-05-27 1989-12-18 Philips Nv Inrichting voor het opnemen of weergeven van een elektrisch signaal.
NL9001939A (nl) * 1990-09-04 1992-04-01 Philips Nv Magneetbandapparaat alsmede aftasteenheid en methode voor het lezen van een informatieblok van een magneetband.
US6005741A (en) * 1993-05-28 1999-12-21 Canon Kabushiki Kaisha Reproducing apparatus using pilot signal crosstalk for tracking control and using pilot signals to eliminate a back lock condition
EP0691025A1 (de) * 1993-12-13 1996-01-10 Koninklijke Philips Electronics N.V. Informationsspurfomat sowie wiedergabe- und aufzeichnungsgeräte dafür
JP3962435B2 (ja) * 1994-11-30 2007-08-22 キヤノン株式会社 再生装置
US7106535B2 (en) * 2001-09-12 2006-09-12 Exabyte Corporation Method and apparatus for maintaining consistent track pitch in helical scan recorder
US9135935B1 (en) 2013-10-11 2015-09-15 Western Digital Technologies, Inc. Customized head gimbal assembly bonding skew angle for adjusting two-dimensional magnetic recording reader alignment
US9042058B1 (en) 2013-10-17 2015-05-26 Western Digital Technologies, Inc. Shield designed for middle shields in a multiple sensor array
US8988812B1 (en) * 2013-11-27 2015-03-24 Western Digital (Fremont), Llc Multi-sensor array configuration for a two-dimensional magnetic recording (TDMR) operation
US8970988B1 (en) 2013-12-31 2015-03-03 Western Digital (Fremont), Llc Electric gaps and method for making electric gaps for multiple sensor arrays
US9070406B1 (en) 2014-03-10 2015-06-30 Western Digital Technologies, Inc. Disk drive configuring one-dimensional and two-dimensional recording areas based on read element spacing
US9245556B2 (en) 2014-03-10 2016-01-26 Western Digital Technologies, Inc. Disk drive employing multiple read elements to increase radial band for two-dimensional magnetic recording

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165523A (en) * 1976-03-19 1979-08-21 Ampex Corporation Automatic scan tracking using an additional sensing means on a bimorph
US4296430A (en) * 1979-10-12 1981-10-20 Rca Corporation Magnetic recording with reduced cross-talk and interchannel time displacement
JPS5677912A (en) * 1979-11-28 1981-06-26 Sony Corp Digital recorder for video signal
JPS56159858A (en) * 1980-05-10 1981-12-09 Sony Corp Tracking control unit in magnetic recording and reproducing device
US4414586A (en) * 1980-10-07 1983-11-08 Victor Company Of Japan, Ltd. Pilot signal recording and reproducing system
JPS58150162A (ja) * 1982-03-03 1983-09-06 Hitachi Ltd 磁気記録再生装置

Also Published As

Publication number Publication date
NL8400593A (nl) 1985-09-16
JPH0760500B2 (ja) 1995-06-28
US4597023A (en) 1986-06-24
JP2531507B2 (ja) 1996-09-04
EP0158373B1 (de) 1989-12-06
JPH07311927A (ja) 1995-11-28
ES8606707A1 (es) 1986-04-16
EP0158373A1 (de) 1985-10-16
CA1232964A (en) 1988-02-16
ATE48489T1 (de) 1989-12-15
JPH07311926A (ja) 1995-11-28
JP2531506B2 (ja) 1996-09-04
JPS60205815A (ja) 1985-10-17
ES540681A0 (es) 1986-04-16

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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