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
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording 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
- G11B11/10—Recording 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
- G11B11/105—Recording 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
- G11B11/1055—Disposition or mounting of transducers relative to record carriers
- G11B11/10556—Disposition 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
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical 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
- G05B19/19—Numerical 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
- G05B19/21—Numerical 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
- G05B19/23—Numerical 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
- G05B19/231—Numerical 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
- G05B19/232—Numerical 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
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical 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
- G05B19/19—Numerical 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
- G05B19/39—Numerical 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording 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
- G11B11/10—Recording 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
- G11B11/105—Recording 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
- G11B11/1055—Disposition or mounting of transducers relative to record carriers
- G11B11/10556—Disposition 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
- G11B11/10567—Mechanically moving the transducers
- G11B11/10571—Sled type positioners
-
- 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
- G11B21/083—Access to indexed tracks or parts of continuous track on discs
- G11B21/085—Access to indexed tracks or parts of continuous track on discs with track following of accessed part
-
- 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
- G11B7/085—Disposition 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
- G11B7/0857—Arrangements for mechanically moving the whole head
- G11B7/08582—Sled-type positioners
-
- 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
- G11B7/0901—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 for track following only
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/41—Servomotor, servo controller till figures
- G05B2219/41457—Superposition of movement
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/42—Servomotor, servo controller kind till VSS
- G05B2219/42104—Loop switch, speed loop then position loop, mode switch
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)
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)
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 |
-
1989
- 1989-03-07 US US07/320,197 patent/US5090002A/en not_active Expired - Fee Related
-
1990
- 1990-03-05 EP EP90850092A patent/EP0387224B1/de not_active Expired - Lifetime
- 1990-03-05 DE DE69020926T patent/DE69020926T2/de not_active Expired - Fee Related
- 1990-03-07 JP JP2053915A patent/JPH02273810A/ja active Pending
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 |