DE3581351D1 - Automatische spurnachlaufvorrichtung. - Google Patents

Automatische spurnachlaufvorrichtung.

Info

Publication number
DE3581351D1
DE3581351D1 DE8585306825T DE3581351T DE3581351D1 DE 3581351 D1 DE3581351 D1 DE 3581351D1 DE 8585306825 T DE8585306825 T DE 8585306825T DE 3581351 T DE3581351 T DE 3581351T DE 3581351 D1 DE3581351 D1 DE 3581351D1
Authority
DE
Germany
Prior art keywords
driving pulse
piezo
automatic tracking
magnetic head
pulse 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 - Lifetime
Application number
DE8585306825T
Other languages
English (en)
Inventor
Hitoshi C O Sony Corp Sakamoto
Takayuki C O Sony Corp Okafuji
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 DE3581351D1 publication Critical patent/DE3581351D1/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
    • G11B5/54—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
    • G11B5/5504—Track change, selection or acquisition by displacement of the head across tape tracks
    • G11B5/5508—Control circuits therefor
    • 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

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Paper (AREA)
  • Optical Communication System (AREA)
  • Looms (AREA)
  • Vehicle Body Suspensions (AREA)
  • Control And Safety Of Cranes (AREA)
  • Burglar Alarm Systems (AREA)
DE8585306825T 1984-09-28 1985-09-25 Automatische spurnachlaufvorrichtung. Expired - Lifetime DE3581351D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59203385A JPH0677292B2 (ja) 1984-09-28 1984-09-28 自動トラツキング装置

Publications (1)

Publication Number Publication Date
DE3581351D1 true DE3581351D1 (de) 1991-02-21

Family

ID=16473159

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585306825T Expired - Lifetime DE3581351D1 (de) 1984-09-28 1985-09-25 Automatische spurnachlaufvorrichtung.

Country Status (7)

Country Link
US (1) US4660108A (de)
EP (1) EP0177263B1 (de)
JP (1) JPH0677292B2 (de)
AT (1) ATE60155T1 (de)
AU (1) AU585259B2 (de)
CA (1) CA1270947A (de)
DE (1) DE3581351D1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69031922T2 (de) * 1989-10-04 1998-05-20 Mitsubishi Electric Corp Magnetisches Aufzeichnungs-und Wiedergabegerät
JPH0430317A (ja) * 1990-05-25 1992-02-03 Matsushita Electric Ind Co Ltd 電気機械変換素子の駆動信号発生装置と共振周波数検出装置
JP2000067486A (ja) * 1998-08-18 2000-03-03 Nec Corp 磁気テープ装置
FR2975009B1 (fr) 2011-05-11 2013-09-13 Philippe Henriot Dispositif de decontamination aerienne

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5538649A (en) * 1978-09-07 1980-03-18 Sony Corp Tracking unit of magnetic head
JPS563426A (en) * 1979-06-19 1981-01-14 Sony Corp Rotary magnetic head device
JPS5665333A (en) * 1979-11-01 1981-06-03 Sony Corp Tracking device of magnetic head
JPS56115084A (en) * 1980-02-16 1981-09-10 Sony Corp Video signal reproducer
JPS5783982A (en) * 1980-11-12 1982-05-26 Sony Corp Video signal reproducer
JPS57135583A (en) * 1981-02-14 1982-08-21 Sony Corp Video signal reproducing device
JPS583129A (ja) * 1981-06-30 1983-01-08 Sony Corp 磁気記録再生装置
JPS5897984A (ja) * 1981-12-04 1983-06-10 Sony Corp 映像信号再生装置
US4471392A (en) * 1982-03-31 1984-09-11 Rca Corporation Automatic scan tracking with ringing control

Also Published As

Publication number Publication date
CA1270947A (en) 1990-06-26
JPS6180616A (ja) 1986-04-24
US4660108A (en) 1987-04-21
EP0177263A3 (en) 1987-07-29
EP0177263B1 (de) 1991-01-16
JPH0677292B2 (ja) 1994-09-28
AU4788185A (en) 1986-04-10
EP0177263A2 (de) 1986-04-09
ATE60155T1 (de) 1991-02-15
AU585259B2 (en) 1989-06-15

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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