JPH0568003B2 - - Google Patents

Info

Publication number
JPH0568003B2
JPH0568003B2 JP56204236A JP20423681A JPH0568003B2 JP H0568003 B2 JPH0568003 B2 JP H0568003B2 JP 56204236 A JP56204236 A JP 56204236A JP 20423681 A JP20423681 A JP 20423681A JP H0568003 B2 JPH0568003 B2 JP H0568003B2
Authority
JP
Japan
Prior art keywords
piezoelectric element
output
oscillation circuit
sawtooth wave
circuit
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
JP56204236A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58105426A (ja
Inventor
Satoshi Yamato
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co Ltd
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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP20423681A priority Critical patent/JPS58105426A/ja
Publication of JPS58105426A publication Critical patent/JPS58105426A/ja
Publication of JPH0568003B2 publication Critical patent/JPH0568003B2/ja
Granted 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

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Control Of Position Or Direction (AREA)
JP20423681A 1981-12-17 1981-12-17 圧電素子の駆動装置 Granted JPS58105426A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20423681A JPS58105426A (ja) 1981-12-17 1981-12-17 圧電素子の駆動装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20423681A JPS58105426A (ja) 1981-12-17 1981-12-17 圧電素子の駆動装置

Publications (2)

Publication Number Publication Date
JPS58105426A JPS58105426A (ja) 1983-06-23
JPH0568003B2 true JPH0568003B2 (da) 1993-09-28

Family

ID=16487097

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20423681A Granted JPS58105426A (ja) 1981-12-17 1981-12-17 圧電素子の駆動装置

Country Status (1)

Country Link
JP (1) JPS58105426A (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0344816A (ja) * 1989-07-11 1991-02-26 Mitsubishi Electric Corp トラッキング装置
CN110752769B (zh) * 2019-11-13 2020-09-15 西安交通大学 采用对称锯齿波驱动的双向惯性型压电作动器及作动方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54156614A (en) * 1978-05-29 1979-12-10 Philips Nv Positioning piezooelectric element controller
JPS5661030A (en) * 1979-10-25 1981-05-26 Sony Corp Magnetic recording and reproducing device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54156614A (en) * 1978-05-29 1979-12-10 Philips Nv Positioning piezooelectric element controller
JPS5661030A (en) * 1979-10-25 1981-05-26 Sony Corp Magnetic recording and reproducing device

Also Published As

Publication number Publication date
JPS58105426A (ja) 1983-06-23

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