AT368652B - Vorrichtung zur steuerung einer piezoelektrischen positionierungseinrichtung - Google Patents

Vorrichtung zur steuerung einer piezoelektrischen positionierungseinrichtung

Info

Publication number
AT368652B
AT368652B AT0391679A AT391679A AT368652B AT 368652 B AT368652 B AT 368652B AT 0391679 A AT0391679 A AT 0391679A AT 391679 A AT391679 A AT 391679A AT 368652 B AT368652 B AT 368652B
Authority
AT
Austria
Prior art keywords
controlling
piezoelectric positioning
positioning device
piezoelectric
positioning
Prior art date
Application number
AT0391679A
Other languages
English (en)
Other versions
ATA391679A (de
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of ATA391679A publication Critical patent/ATA391679A/de
Application granted granted Critical
Publication of AT368652B publication Critical patent/AT368652B/de

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
    • G11B5/56—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 support for the purpose of adjusting the position of the head relative to the record carrier, e.g. manual adjustment for azimuth correction or track centering
    • 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
    • G11B21/16—Supporting the heads; Supporting the sockets for plug-in heads
    • G11B21/24—Head support adjustments
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/0937—Piezo-electric actuators
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/80—Constructional details
    • H10N30/802—Drive or control circuitry or methods for piezoelectric or electrostrictive devices not otherwise provided for
AT0391679A 1978-05-29 1979-05-29 Vorrichtung zur steuerung einer piezoelektrischen positionierungseinrichtung AT368652B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7805802A NL7805802A (nl) 1978-05-29 1978-05-29 Inrichting voor het besturen van een pieezo-elektrisch positioneringselement.

Publications (2)

Publication Number Publication Date
ATA391679A ATA391679A (de) 1982-02-15
AT368652B true AT368652B (de) 1982-10-25

Family

ID=19830934

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0391679A AT368652B (de) 1978-05-29 1979-05-29 Vorrichtung zur steuerung einer piezoelektrischen positionierungseinrichtung

Country Status (15)

Country Link
US (1) US4259605A (de)
JP (1) JPS6055905B2 (de)
AT (1) AT368652B (de)
AU (1) AU523655B2 (de)
BE (1) BE876589A (de)
CA (1) CA1132229A (de)
CH (1) CH657470A5 (de)
DE (1) DE2921418A1 (de)
ES (1) ES480911A1 (de)
FR (1) FR2427660A1 (de)
GB (1) GB2021891B (de)
IT (1) IT1120911B (de)
NL (1) NL7805802A (de)
NO (1) NO150898C (de)
NZ (1) NZ190545A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56105322A (en) * 1980-01-19 1981-08-21 Matsushita Electric Ind Co Ltd Driving device of electromechanical conversion element
JPS5814228U (ja) * 1981-07-17 1983-01-28 アイワ株式会社 再生自動アジマス調節装置
JPS58105426A (ja) * 1981-12-17 1983-06-23 Toshiba Corp 圧電素子の駆動装置
JPS5950030U (ja) * 1983-03-01 1984-04-03 アイワ株式会社 テ−プレコ−ダ
JPH0695377B2 (ja) * 1985-03-12 1994-11-24 ソニー株式会社 バイモルフヘツドのバイモルフ駆動装置
JPS61285082A (ja) * 1985-06-10 1986-12-15 Toshiba Corp 圧電型駆動装置
FR2608825B1 (fr) * 1986-12-19 1994-12-30 Enertec Dispositif pour la detection de la position d'une tete magnetique
CH687115B5 (fr) * 1994-11-08 1997-03-27 Smh Management Services Ag Circuit de commande d'un vibreur piezo-electrique.
US5714831A (en) * 1995-11-13 1998-02-03 Wisconsin Alumni Research Foundation Method and apparatus for improved control of piezoelectric positioners
JP2003197994A (ja) * 2001-08-31 2003-07-11 Ngk Insulators Ltd 圧電／電歪アクチュエータの変位劣化の補償方法
DE10152271A1 (de) * 2001-10-20 2003-05-08 Bosch Gmbh Robert Verfahren und Vorrichtung zum Laden und Entladen eines piezoelektrischen Elementes

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2651012A (en) * 1952-06-12 1953-09-01 Sperry Prod Inc Transducer control
GB879824A (en) * 1959-12-22 1961-10-11 Gen Ultrasonics Company Autopolarization of electrostrictive transducers
US3296467A (en) * 1964-04-20 1967-01-03 Gordon L Locher Micrometric linear actuator
US3474268A (en) * 1966-04-21 1969-10-21 Gulton Ind Inc Piezoelectric ceramic transducer
US3409787A (en) * 1966-11-15 1968-11-05 Air Force Usa Piezoelectric transducer system
US3532911A (en) * 1968-07-26 1970-10-06 Us Navy Dynamic braking of acoustic transducers
US3821747A (en) * 1973-04-23 1974-06-28 Atomic Energy Commission Recording system having piezoelectric stylus drive means
DE2517930A1 (de) * 1975-04-23 1976-11-04 Philips Patentverwaltung Anordnung zur elektrischen daempfung mechanischer schwingungen von piezoelektrischen elementen
US4106065A (en) * 1976-03-19 1978-08-08 Ampex Corporation Drive circuitry for controlling movable video head
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

Also Published As

Publication number Publication date
CA1132229A (en) 1982-09-21
BE876589A (fr) 1979-11-28
AU523655B2 (en) 1982-08-05
ATA391679A (de) 1982-02-15
AU4735579A (en) 1979-12-06
DE2921418C2 (de) 1987-02-26
NL7805802A (nl) 1979-12-03
GB2021891B (en) 1982-07-14
IT7923061A0 (it) 1979-05-28
NO791747L (no) 1979-11-30
FR2427660B1 (de) 1985-02-15
GB2021891A (en) 1979-12-05
CH657470A5 (de) 1986-08-29
US4259605A (en) 1981-03-31
JPS54156614A (en) 1979-12-10
DE2921418A1 (de) 1979-12-13
NO150898C (no) 1985-01-16
IT1120911B (it) 1986-03-26
NZ190545A (en) 1982-03-16
FR2427660A1 (fr) 1979-12-28
JPS6055905B2 (ja) 1985-12-07
ES480911A1 (es) 1980-01-01
NO150898B (no) 1984-09-24

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee