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DE69227434D1 - Positionsregelsystem - Google Patents

Positionsregelsystem

Info

Publication number
DE69227434D1
DE69227434D1 DE69227434T DE69227434T DE69227434D1 DE 69227434 D1 DE69227434 D1 DE 69227434D1 DE 69227434 T DE69227434 T DE 69227434T DE 69227434 T DE69227434 T DE 69227434T DE 69227434 D1 DE69227434 D1 DE 69227434D1
Authority
DE
Germany
Prior art keywords
control system
position control
control
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
DE69227434T
Other languages
English (en)
Other versions
DE69227434T2 (de
Inventor
Eiji Okamura
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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
Priority claimed from JP3307450A external-priority patent/JP2736715B2/ja
Priority claimed from JP3324148A external-priority patent/JP2736716B2/ja
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE69227434D1 publication Critical patent/DE69227434D1/de
Publication of DE69227434T2 publication Critical patent/DE69227434T2/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
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/54Disposition 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
    • G11B5/55Track change, selection or acquisition by displacement of the head
    • 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
    • G05B19/416Numerical 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 control of velocity, acceleration or deceleration
    • 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/54Disposition 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
    • G11B5/55Track change, selection or acquisition by displacement of the head
    • G11B5/5521Track change, selection or acquisition by displacement of the head across disk tracks
    • G11B5/5526Control therefor; circuits, track configurations or relative disposition of servo-information transducers and servo-information tracks for control thereof
    • G11B5/553Details
    • G11B5/5547"Seek" control and circuits therefor
    • 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
    • G05B2219/34Director, elements to supervisory
    • G05B2219/34047Dsp digital signal processor
    • 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
    • G05B2219/41192Compensation for different response times, delay of axis
    • 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
    • G05B2219/41355Electro magnetic coil actuator, voice coil
    • 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
    • G05B2219/41367Estimator, state observer, space state controller
    • 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
    • G05B2219/43Speed, acceleration, deceleration control ADC
    • G05B2219/43025Acceleration, deceleration is polynomial, derivative is zero on stop position
    • 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
    • G05B2219/43Speed, acceleration, deceleration control ADC
    • G05B2219/43034Form of profile, ramp, trapezoid, S-curve, exponential

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Position Or Direction (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)
DE69227434T 1991-11-22 1992-11-20 Positionsregelsystem Expired - Fee Related DE69227434T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3307450A JP2736715B2 (ja) 1991-11-22 1991-11-22 位置決め制御方式
JP3324148A JP2736716B2 (ja) 1991-12-09 1991-12-09 位置決め制御方式

Publications (2)

Publication Number Publication Date
DE69227434D1 true DE69227434D1 (de) 1998-12-03
DE69227434T2 DE69227434T2 (de) 1999-03-18

Family

ID=26565110

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69227434T Expired - Fee Related DE69227434T2 (de) 1991-11-22 1992-11-20 Positionsregelsystem

Country Status (4)

Country Link
US (1) US5469414A (de)
EP (1) EP0543654B1 (de)
KR (1) KR960013213B1 (de)
DE (1) DE69227434T2 (de)

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US5265079A (en) 1991-02-15 1993-11-23 Applied Magnetics Corporation Seek actuator for optical recording
US5677899A (en) * 1991-02-15 1997-10-14 Discovision Associates Method for moving carriage assembly from initial position to target position relative to storage medium
US6069857A (en) 1991-02-15 2000-05-30 Discovision Associates Optical disc system having improved circuitry for performing blank sector check on readable disc
US6236625B1 (en) 1991-02-15 2001-05-22 Discovision Associates Optical disc system having current monitoring circuit with controller for laser driver and method for operating same
US5729511A (en) 1991-02-15 1998-03-17 Discovision Associates Optical disc system having servo motor and servo error detection assembly operated relative to monitored quad sum signal
US5691617A (en) * 1993-07-12 1997-11-25 Seagate Technology, Inc. Disc drive transducer deadbeat settle method utilizing interval correction
DE69535162T2 (de) 1994-06-07 2007-03-08 Hitachi Global Storage Technologies Japan, Ltd., Odawara Informationsaufzeichnungsgerät und Verfahren zu dessen Steuerung zur Aufzeichnung/Wiedergabe von Information durch Auswahl eines Betriebsmodus
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JP3829994B2 (ja) * 1995-01-06 2006-10-04 富士通株式会社 ファイル装置の開発装置及び開発システム
US6434087B1 (en) 1995-01-25 2002-08-13 Discovision Associates Optical disc system and method for controlling bias coil and light source to process information on a storage medium
US5748578A (en) 1995-01-25 1998-05-05 Discovision Associates Colpitts type oscillator having reduced ringing and improved optical disc system utilizing same
US6091684A (en) 1995-01-25 2000-07-18 Discovision Associates Optical disc system and method for changing the rotational rate of an information storage medium
US5781365A (en) * 1995-03-07 1998-07-14 Cirrus Logic, Inc. Sliding mode control of a magnetoresistive read head for magnetic recording
US5825582A (en) * 1995-03-07 1998-10-20 Cirrus Logic, Inc. Sliding mode control of a disk drive actuator for positioning a read/write head over a selected track during seeking and tracking operations
KR100277073B1 (ko) * 1995-07-24 2001-01-15 윤종용 자기 디스크 구동장치에서 자기 헤드의 속도 및 위치 추정기
EP0845140B1 (de) * 1995-07-26 2001-09-05 Cirrus Logic, Inc. Erschütterungsverminderung in gleitendem moderegelungsverfahren eines plattenantriebsstellgliedes
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US7937878B2 (en) 1997-12-08 2011-05-10 Horus Vision Llc Apparatus and method for calculating aiming point information
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US7483232B2 (en) 1999-03-04 2009-01-27 Convolve, Inc. Dynamic system control method
JP2000337928A (ja) * 1999-05-27 2000-12-08 Sony Corp 位置検出装置および位置検出信号の補正方法
JP2001084720A (ja) * 1999-08-24 2001-03-30 Internatl Business Mach Corp <Ibm> サーボ装置、アクセス機構の制御方法、およびディスク装置
US6594106B1 (en) * 1999-10-29 2003-07-15 International Business Machines Corporation Adaptive servo estimator and compensator for coil and carriage deformation in voice coil motor driven hard disk drive
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US6549364B1 (en) * 1999-12-15 2003-04-15 Samsung Electronics Co., Ltd. Optimization method and apparatus for a generalized fourier seek trajectory for a hard disk drive servomechanism
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US6704159B2 (en) 2000-06-20 2004-03-09 Seagate Technology Llc Automatic acoustic management system for a disc drive
US6801384B2 (en) 2000-09-14 2004-10-05 Samsung Electronics Co., Ltd. Voltage-constrained sinusoidal seek servo in hard disk drives
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US6762902B2 (en) 2000-12-15 2004-07-13 Samsung Electronics Co., Ltd. Time-varying, non-synchronous disturbance identification and cancellation in a rotating disk storage device
JP2002258902A (ja) 2001-02-27 2002-09-13 Internatl Business Mach Corp <Ibm> 回転記録装置およびその制御方法
JP3796435B2 (ja) * 2001-11-16 2006-07-12 株式会社日立グローバルストレージテクノロジーズ 位置決め制御装置
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US6845951B2 (en) * 2002-04-08 2005-01-25 The Aerospace Corporation Method of controlling pointing for a flexible structure
US20030206502A1 (en) * 2002-05-02 2003-11-06 Xiao Lin Method and apparatus for providing motor control in an optical disk drive system
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JP4509952B2 (ja) * 2006-03-03 2010-07-21 東芝ストレージデバイス株式会社 制御装置、ディスク装置、及びシーク軌道生成方法
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Also Published As

Publication number Publication date
EP0543654A2 (de) 1993-05-26
KR960013213B1 (ko) 1996-10-02
EP0543654B1 (de) 1998-10-28
DE69227434T2 (de) 1999-03-18
US5469414A (en) 1995-11-21
EP0543654A3 (de) 1994-02-16
KR930010926A (ko) 1993-06-23

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