DE69020926T2 - Positionsservosystem und dessen Arbeitsweise. - Google Patents

Positionsservosystem und dessen Arbeitsweise.

Info

Publication number
DE69020926T2
DE69020926T2 DE69020926T DE69020926T DE69020926T2 DE 69020926 T2 DE69020926 T2 DE 69020926T2 DE 69020926 T DE69020926 T DE 69020926T DE 69020926 T DE69020926 T DE 69020926T DE 69020926 T2 DE69020926 T2 DE 69020926T2
Authority
DE
Germany
Prior art keywords
works
servo system
position servo
servo
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
DE69020926T
Other languages
English (en)
Other versions
DE69020926D1 (de
Inventor
William-Wai-Chung Chow
Alan August Fennema
Ian Edward Henderson
Ronald James Kadlec
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of DE69020926D1 publication Critical patent/DE69020926D1/de
Application granted granted Critical
Publication of DE69020926T2 publication Critical patent/DE69020926T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/1055Disposition or mounting of transducers relative to record carriers
    • G11B11/10556Disposition or mounting of transducers relative to record carriers with provision for moving or switching or masking the transducers in or out of their operative position
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/18Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
    • G05B19/19Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
    • G05B19/21Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an incremental digital measuring device
    • G05B19/23Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an incremental digital measuring device for point-to-point control
    • G05B19/231Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an incremental digital measuring device for point-to-point control the positional error is used to control continuously the servomotor according to its magnitude
    • G05B19/232Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an incremental digital measuring device for point-to-point control the positional error is used to control continuously the servomotor according to its magnitude with speed feedback only
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/18Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
    • G05B19/19Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
    • G05B19/39Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using a combination of the means covered by at least two of the preceding sub-groups G05B19/21, G05B19/27, and G05B19/33
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/1055Disposition or mounting of transducers relative to record carriers
    • G11B11/10556Disposition or mounting of transducers relative to record carriers with provision for moving or switching or masking the transducers in or out of their operative position
    • G11B11/10567Mechanically moving the transducers
    • G11B11/10571Sled type positioners
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00Head arrangements not specific to the method of recording or reproducing
    • G11B21/02Driving or moving of heads
    • G11B21/08Track changing or selecting during transducing operation
    • G11B21/081Access to indexed tracks or parts of continuous track
    • G11B21/083Access to indexed tracks or parts of continuous track on discs
    • G11B21/085Access to indexed tracks or parts of continuous track on discs with track following of accessed part
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/0857Arrangements for mechanically moving the whole head
    • G11B7/08582Sled-type positioners
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09Disposition 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
    • G11B7/0901Disposition 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 for track following only
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/30Nc systems
    • G05B2219/41Servomotor, servo controller till figures
    • G05B2219/41457Superposition of movement
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/30Nc systems
    • G05B2219/42Servomotor, servo controller kind till VSS
    • G05B2219/42104Loop switch, speed loop then position loop, mode switch
DE69020926T 1989-03-07 1990-03-05 Positionsservosystem und dessen Arbeitsweise. Expired - Fee Related DE69020926T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/320,197 US5090002A (en) 1989-03-07 1989-03-07 Positioning systems employing velocity and position control loops with position control loop having an extended range

Publications (2)

Publication Number Publication Date
DE69020926D1 DE69020926D1 (de) 1995-08-24
DE69020926T2 true DE69020926T2 (de) 1996-03-14

Family

ID=23245314

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69020926T Expired - Fee Related DE69020926T2 (de) 1989-03-07 1990-03-05 Positionsservosystem und dessen Arbeitsweise.

Country Status (4)

Country Link
US (1) US5090002A (de)
EP (1) EP0387224B1 (de)
JP (1) JPH02273810A (de)
DE (1) DE69020926T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5220546A (en) * 1990-09-28 1993-06-15 International Business Machines Corporation Operating optical disk drives including calibrating a tracking error signal
KR920006926A (ko) * 1990-09-29 1992-04-28 정용문 광디스크 구동장치의 트랙편심 보정 방법 및 그 장치
JP3217522B2 (ja) * 1992-03-02 2001-10-09 キヤノン株式会社 精密位置決め装置
KR0167891B1 (ko) * 1992-04-06 1999-03-20 강진구 디스크 시스템의 조기 브레이크 구동방법
JPH06103536B2 (ja) * 1992-04-28 1994-12-14 インターナショナル・ビジネス・マシーンズ・コーポレイション トラックアクセス装置及び方法
KR940011229B1 (ko) * 1992-07-07 1994-11-29 현대전자산업 주식회사 광디스크 장치의 트래킹 인입 시스팀 및 운용 방법
JPH08279164A (ja) * 1995-04-04 1996-10-22 Sharp Corp 情報記憶媒体駆動装置
US5666236A (en) * 1995-08-22 1997-09-09 Iomega Corporation Velocity control for a disk drive actuator
US5708581A (en) * 1996-07-12 1998-01-13 Hewlett-Packard Company Method for maximizing feedforward orthogonality for minimizing servo system nuller instability
KR19980029035A (ko) * 1996-10-25 1998-07-15 김영환 위상차 검출법에 의한 트랙킹 에러 생성회로
US6013996A (en) * 1998-07-27 2000-01-11 The United States Of America As Represented By The Administrator Of National Aeronautics And Space Adminstration Precision stop control for motors
US6587303B1 (en) * 2000-06-09 2003-07-01 International Business Machines Corporation Servo control of a coarse actuator
DE10062025C1 (de) * 2000-12-13 2002-07-25 Siemens Ag Verfahren und Antriebssteuerung für einen lagegeregelten Stillstand eines elektrischen Antriebs in einer vorgegebenen Sollposition
WO2005008639A2 (en) * 2003-07-17 2005-01-27 Koninklijke Philips Electronics N.V. Servo system
TWI316243B (en) * 2005-07-14 2009-10-21 Quanta Storage Inc A seeking method of an optical disk player
US8169736B2 (en) 2009-07-17 2012-05-01 International Business Machines Corporation Method and apparatus to position a head module comprising servo elements and a plurality of data elements
TWI454246B (zh) * 2011-09-30 2014-10-01 Mackay Memorial Hospital Immediate monitoring of the target location of the radiotherapy system
US9278448B2 (en) * 2013-01-28 2016-03-08 The Boeing Company Position control for a positioning system comprising larger scale and smaller scale positioning mechanisms
CN110308704A (zh) * 2019-04-24 2019-10-08 常州轻工职业技术学院 一种星地激光通讯捕捉系统的控制方法
CN112433470B (zh) * 2020-10-27 2023-05-23 山东交通学院 一种多层嵌套优先级高精度液压伺服控制方法及系统

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2717979A (en) * 1951-09-18 1955-09-13 Boeing Co Pattern controlled coarse-fine servomechanism
US2800769A (en) * 1954-05-04 1957-07-30 Sperry Corp Ford Instr Company Fine and coarse control
US2843841A (en) * 1954-09-20 1958-07-15 Internat Telemeter Corp Information storage system
US3427606A (en) * 1966-03-02 1969-02-11 Ibm Memory system
US3473164A (en) * 1967-01-16 1969-10-14 Ibm Margin turnaround technique for photodigital reader
NL171641C (nl) * 1974-02-13 1983-04-18 Philips Nv Inrichting voor het uitlezen van een registratiedrager waarop informatie is aangebracht in een optisch uitleesbare structuur.
US3924268A (en) * 1974-08-05 1975-12-02 Ibm High density track follower control system for magnetic disk file
US4032984A (en) * 1975-04-28 1977-06-28 Burroughs Corporation Transducer positioning system for providing both coarse and fine positioning
US4191981A (en) * 1975-12-19 1980-03-04 International Business Machines Corporation Record storage apparatus employing enhanced transducer positioning servomechanisms
GB1499268A (en) * 1976-06-30 1978-01-25 Ibm Servo apparatus
DE2759066A1 (de) * 1977-12-30 1979-07-12 Ibm Deutschland Einrichtung fuer die regelung der magnetkopfposition waehrend der spurauswahl und der spurfolge des magnetkopfes eines magnetplattenspeichers
US4268785A (en) * 1979-09-13 1981-05-19 Ampex Corporation Transient overshoot, undershoot and delay compensation circuit in systems comprising reactive filter networks
US4333117A (en) * 1980-06-30 1982-06-01 Magnetic Peripherals Inc. Disc head arm position controller using digital velocity sensing
NL8101669A (nl) * 1981-04-03 1982-11-01 Philips Nv Inrichting voor het detekteren van de stand van een voorwerp.
NL8103305A (nl) * 1981-07-10 1983-02-01 Philips Nv Opto-elektronische inrichting voor het met een stralingsbundel inschrijven en/of uitlezen van registratiesporen.
JPS58185075A (ja) * 1982-04-20 1983-10-28 Matsushita Electric Ind Co Ltd 磁気カ−ド記録再生装置
JPS58185076A (ja) * 1982-04-20 1983-10-28 Matsushita Electric Ind Co Ltd 磁気カ−ド記録再生装置
JPS58211368A (ja) * 1982-06-02 1983-12-08 Mitsubishi Electric Corp 高精度位置決め機構
US4513332A (en) * 1982-08-04 1985-04-23 Datacopy Corporation Disk drive having fine and coarse control of the read/write head
US4677602A (en) * 1983-04-05 1987-06-30 Pioneer Electronic Corporation Device for controlling recording track jump operations with over-run correction
JPS60131646A (ja) * 1983-12-20 1985-07-13 Nec Corp 光デイスク装置におけるトラツキング制御装置
US4627039A (en) * 1983-12-23 1986-12-02 Magnetic Peripherals Inc. Head positioning servo system for optical recording with coarse and fine control
GB2166889B (en) * 1984-11-09 1988-01-06 Ferranti Plc Servo positioning system
JPS61253930A (ja) * 1985-05-07 1986-11-11 Hitachi Ltd 半導体集積回路
US4839876A (en) * 1987-11-23 1989-06-13 International Business Machines Corporation Track seeking using a track following loop

Also Published As

Publication number Publication date
EP0387224B1 (de) 1995-07-19
DE69020926D1 (de) 1995-08-24
EP0387224A3 (de) 1993-03-17
US5090002A (en) 1992-02-18
JPH02273810A (ja) 1990-11-08
EP0387224A2 (de) 1990-09-12

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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