DE3280426D1 - Automatisches positionierungssystem fuer den rotierenden tonkopf in einem magnetbandgeraet fuer aufnahme und wiedergabe. - Google Patents

Automatisches positionierungssystem fuer den rotierenden tonkopf in einem magnetbandgeraet fuer aufnahme und wiedergabe.

Info

Publication number
DE3280426D1
DE3280426D1 DE8888111887T DE3280426T DE3280426D1 DE 3280426 D1 DE3280426 D1 DE 3280426D1 DE 8888111887 T DE8888111887 T DE 8888111887T DE 3280426 T DE3280426 T DE 3280426T DE 3280426 D1 DE3280426 D1 DE 3280426D1
Authority
DE
Germany
Prior art keywords
transducer
track
error signal
magnetic tape
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
DE8888111887T
Other languages
English (en)
Other versions
DE3280426T2 (de
Inventor
Raymond R Ravizza
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.)
Ampex Corp
Original Assignee
Ampex 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 Ampex Corp filed Critical Ampex Corp
Application granted granted Critical
Publication of DE3280426D1 publication Critical patent/DE3280426D1/de
Publication of DE3280426T2 publication Critical patent/DE3280426T2/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
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • 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
    • G11B21/086—Access to indexed tracks or parts of continuous track on tapes
    • G11B21/088—Access to indexed tracks or parts of continuous track on tapes 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
    • G11B21/103—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 tapes
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
DE19823280426 1982-09-17 1982-10-27 Automatisches positionierungssystem fuer den rotierenden tonkopf in einem magnetbandgeraet fuer aufnahme und wiedergabe. Expired - Fee Related DE3280426T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8201283 1982-09-17

Publications (2)

Publication Number Publication Date
DE3280426D1 true DE3280426D1 (de) 1993-03-04
DE3280426T2 DE3280426T2 (de) 1993-05-13

Family

ID=22168204

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19823280426 Expired - Fee Related DE3280426T2 (de) 1982-09-17 1982-10-27 Automatisches positionierungssystem fuer den rotierenden tonkopf in einem magnetbandgeraet fuer aufnahme und wiedergabe.
DE19823280425 Expired - Fee Related DE3280425T2 (de) 1982-09-17 1982-10-27 Automatisches positionierungssystem fuer den rotierenden tonkopf in einem magnetbandgeraet fuer aufnahme und wiedergabe.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19823280425 Expired - Fee Related DE3280425T2 (de) 1982-09-17 1982-10-27 Automatisches positionierungssystem fuer den rotierenden tonkopf in einem magnetbandgeraet fuer aufnahme und wiedergabe.

Country Status (4)

Country Link
EP (5) EP0119201B1 (de)
JP (1) JPS59501765A (de)
DE (2) DE3280426T2 (de)
WO (1) WO1984001235A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0119201B1 (de) * 1982-09-17 1992-06-17 Ampex Corporation Verbessertes automatisches positionierungssystem für den rotierenden tonkopf in einem magnetbandgerät für aufnahme und wiedergabe
US5103355A (en) * 1989-04-11 1992-04-07 Ampex Corporation System for correlating head scan tracking and tape timer transitions
JP2626043B2 (ja) * 1989-04-17 1997-07-02 ソニー株式会社 磁気再生装置
JP2580341B2 (ja) * 1989-09-29 1997-02-12 三菱電機株式会社 磁気記録再生装置
JP2785400B2 (ja) * 1989-12-15 1998-08-13 ソニー株式会社 トラッキング制御装置
US5245830A (en) * 1992-06-03 1993-09-21 Lockheed Missiles & Space Company, Inc. Adaptive error correction control system for optimizing stirling refrigerator operation
JPH08185652A (ja) * 1994-12-29 1996-07-16 Sony Corp サーボ装置
US9548080B2 (en) 2015-06-18 2017-01-17 International Business Machines Corporation Time-varying filter for high-frequency reel disturbance rejection

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54307U (de) * 1977-06-04 1979-01-05
JPS54113308A (en) * 1978-02-23 1979-09-04 Sony Corp Tracking device for magnetic head
US4163993A (en) 1978-03-23 1979-08-07 Ampex Corporation Continuous slow motion automatic tracking system
US4318142A (en) * 1978-03-23 1982-03-02 Ampex Corporation Automatically compensated movable head servo circuit and method
JPS5538649A (en) * 1978-09-07 1980-03-18 Sony Corp Tracking unit of magnetic head
US4285017A (en) * 1979-02-05 1981-08-18 International Business Machines Corporation Stripe following in a helical scan device
JPS56105322A (en) * 1980-01-19 1981-08-21 Matsushita Electric Ind Co Ltd Driving device of electromechanical conversion element
JPS56156924A (en) * 1980-05-08 1981-12-03 Sony Corp Track following device
JPS5733431A (en) * 1980-08-06 1982-02-23 Sony Corp Track following device
JPS5783978A (en) * 1980-11-12 1982-05-26 Sony Corp Video signal recorder and reproducer
US4470079A (en) * 1981-02-13 1984-09-04 Victor Company Of Japan, Ltd. Tracking control system in a magnetic recording and reproducing apparatus
US4544967A (en) * 1982-04-02 1985-10-01 Ampex Corporation Automatic scan tracking servo system
EP0119201B1 (de) * 1982-09-17 1992-06-17 Ampex Corporation Verbessertes automatisches positionierungssystem für den rotierenden tonkopf in einem magnetbandgerät für aufnahme und wiedergabe

Also Published As

Publication number Publication date
DE3280426T2 (de) 1993-05-13
EP0304634A2 (de) 1989-03-01
WO1984001235A1 (en) 1984-03-29
EP0119201A1 (de) 1984-09-26
EP0304633B1 (de) 1993-01-20
DE3280425D1 (de) 1993-03-04
EP0305722A1 (de) 1989-03-08
EP0307586A1 (de) 1989-03-22
DE3280425T2 (de) 1993-05-13
EP0304633A2 (de) 1989-03-01
EP0119201A4 (de) 1985-11-21
JPS59501765A (ja) 1984-10-18
EP0304634B1 (de) 1993-01-20
EP0304634A3 (en) 1989-03-29
EP0119201B1 (de) 1992-06-17
EP0307586B1 (de) 1993-01-20
EP0304633A3 (en) 1989-03-08

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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