SG71873A1 - Automatic setting of gain in control loops - Google Patents

Automatic setting of gain in control loops

Info

Publication number
SG71873A1
SG71873A1 SG1998005056A SG1998005056A SG71873A1 SG 71873 A1 SG71873 A1 SG 71873A1 SG 1998005056 A SG1998005056 A SG 1998005056A SG 1998005056 A SG1998005056 A SG 1998005056A SG 71873 A1 SG71873 A1 SG 71873A1
Authority
SG
Singapore
Prior art keywords
gain
automatic setting
control loops
loops
automatic
Prior art date
Application number
SG1998005056A
Other languages
English (en)
Inventor
Richard Rutschmann
Original Assignee
Thomson Brandt Gmbh
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 Thomson Brandt Gmbh filed Critical Thomson Brandt Gmbh
Publication of SG71873A1 publication Critical patent/SG71873A1/en

Links

Classifications

    • 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
    • G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
    • G05B13/02—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
    • G05B13/0205—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric not using a model or a simulator of the controlled system
    • G05B13/024—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric not using a model or a simulator of the controlled system in which a parameter or coefficient is automatically adjusted to optimise the performance
    • 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
    • G11B7/0941—Methods and circuits for servo gain or phase compensation during operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Evolutionary Computation (AREA)
  • Medical Informatics (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Feedback Control In General (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Optical Recording Or Reproduction (AREA)
SG1998005056A 1997-12-23 1998-12-01 Automatic setting of gain in control loops SG71873A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19757440A DE19757440A1 (de) 1997-12-23 1997-12-23 Automatisiertes Einstellen der Verstärkung in Regelkreisen

Publications (1)

Publication Number Publication Date
SG71873A1 true SG71873A1 (en) 2000-04-18

Family

ID=7853118

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1998005056A SG71873A1 (en) 1997-12-23 1998-12-01 Automatic setting of gain in control loops

Country Status (11)

Country Link
US (1) US6263251B1 (ru)
EP (1) EP0926575B1 (ru)
JP (1) JP4305985B2 (ru)
KR (1) KR100544212B1 (ru)
CN (1) CN1115775C (ru)
DE (2) DE19757440A1 (ru)
HK (1) HK1018666A1 (ru)
ID (1) ID21539A (ru)
MY (1) MY123977A (ru)
RU (1) RU2234115C2 (ru)
SG (1) SG71873A1 (ru)

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FI111106B (fi) * 1999-02-19 2003-05-30 Neles Controls Oy Menetelmä prosessinsäätösilmukan virittämiseksi teollisuusprosessissa
US6487458B1 (en) * 1999-08-31 2002-11-26 Delphi Technologies, Inc. Adaptive closed-loop servo control
JP4281935B2 (ja) * 1999-10-12 2009-06-17 富士通株式会社 二重アクチュエータ制御システムのキャリブレーション方法
JP2001175303A (ja) * 1999-12-16 2001-06-29 Toshiba Mach Co Ltd 速度フィードバック制御系の速度ループゲインを自動調整する方法
JP3520859B2 (ja) 2000-09-01 2004-04-19 セイコーエプソン株式会社 画像ファイルの出力画像調整
EP1197917A3 (en) 2000-10-13 2005-03-23 Seiko Epson Corporation Apparatus, method and computer program product for providing output image adjustment for image files
JP3725454B2 (ja) 2001-01-17 2005-12-14 セイコーエプソン株式会社 画像ファイルの出力画像調整
US7522480B2 (en) 2001-01-25 2009-04-21 Dphi Acquisitions, Inc. Digital tracking servo system with multi-track seek with an acceleration clamp
JP3608533B2 (ja) 2001-02-09 2005-01-12 セイコーエプソン株式会社 ネットワークを介した画像処理
US20030035159A1 (en) 2001-02-09 2003-02-20 Yoshihiro Nakami Apparatus and method for adjusting output image from image data
US20030053095A1 (en) 2001-02-09 2003-03-20 Yoshihiro Nakami Apparatus and method for adjusting output image from image data
US7253923B2 (en) 2001-03-15 2007-08-07 Seiko Epson Corporation Image processing apparatus
JP3991606B2 (ja) 2001-03-15 2007-10-17 セイコーエプソン株式会社 色空間変換装置および色空間変換方法
DE10130232A1 (de) * 2001-06-22 2003-01-02 Bosch Gmbh Robert Verfahren und System zum Steuern und/oder Regeln eines Drucks
JP4007052B2 (ja) 2002-05-07 2007-11-14 セイコーエプソン株式会社 画像処理制御データ更新装置
US7313057B2 (en) * 2003-07-18 2007-12-25 Via Technologies, Inc. Method for adjusting a control parameter and optical disc drive server system using the same
JP2008521150A (ja) * 2004-11-15 2008-06-19 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 光ディスクアクチュエータ制御
WO2006077548A2 (en) * 2005-01-21 2006-07-27 Koninklijke Philips Electronics N.V. Disc drive apparatus with non-linear observer
KR20080032149A (ko) * 2005-07-04 2008-04-14 코닌클리케 필립스 일렉트로닉스 엔.브이. 광 픽업 및/또는 기록장치
JP4823032B2 (ja) * 2006-11-29 2011-11-24 パナソニック株式会社 エラー信号振幅測定方法および光ディスク再生装置
US8254222B1 (en) * 2011-03-21 2012-08-28 Western Digital Technologies, Inc. Disk drive tuning dual stage actuator servo loop gains from open loop response at target frequency
US8724254B1 (en) 2011-05-10 2014-05-13 Western Digital Technologies, Inc. Evaluating dual stage actuator response in a disk drive by adding sinusoid to control signal
US8611040B1 (en) 2012-09-27 2013-12-17 Western Digital Technologies, Inc. Disk drive adjusting microactuator gain by injecting a sinusoid into a servo control system
US8780489B1 (en) 2012-11-20 2014-07-15 Western Digital Technologies, Inc. Disk drive estimating microactuator gain by injecting a sinusoid into a closed loop servo system
US9153283B1 (en) 2014-09-30 2015-10-06 Western Digital Technologies, Inc. Data storage device compensating for hysteretic response of microactuator

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0247829A1 (en) * 1986-05-26 1987-12-02 Pioneer Electronic Corporation Method and apparatus for correcting loop gain of a fine adjustment servo loop
DE3635859A1 (de) 1986-10-22 1988-05-05 Thomson Brandt Gmbh Verfahren und schaltungsanordnung zur automatischen einstellung der regelverstaerkung in einem regelkreis
DE3638831A1 (de) * 1986-11-13 1988-05-19 Thomson Brandt Gmbh Verfahren und schaltungsanordnung zur automatischen einstellung der regelverstaerkung in einem regelkreis
US4942564A (en) 1988-10-31 1990-07-17 Hewlett-Packard Company Servo system gain compensation method for magneto-optic disk drives
US4947093A (en) * 1988-11-25 1990-08-07 Micropolis Corporation Shock resistant winchester disk drive
EP0453223B1 (en) * 1990-04-17 1997-09-10 Canon Kabushiki Kaisha Automatic loop gain control apparatus
CA2039079A1 (en) 1990-04-20 1991-10-21 Victor Vali Eccentric core optical fiber
US5249116A (en) * 1991-02-28 1993-09-28 U.S. Philips Corporation Digital control system and a sub-circuit to be used in the control system
US5369345A (en) 1992-03-31 1994-11-29 Seagate Technology, Inc. Method and apparatus for adaptive control
JPH06232746A (ja) * 1993-02-05 1994-08-19 Sansei Denshi Japan Kk デジタルサーボ回路
JP3223988B2 (ja) * 1993-02-17 2001-10-29 キヤノン株式会社 光学的情報記録再生装置
JPH07130087A (ja) * 1993-11-04 1995-05-19 Pioneer Electron Corp 自動利得調整装置
JPH08221770A (ja) * 1995-02-10 1996-08-30 Matsushita Electric Ind Co Ltd Ｃｄドライブ装置

Also Published As

Publication number Publication date
CN1221254A (zh) 1999-06-30
DE69826229T2 (de) 2005-02-17
HK1018666A1 (en) 1999-12-30
EP0926575A1 (en) 1999-06-30
JPH11327605A (ja) 1999-11-26
KR100544212B1 (ko) 2006-04-10
MY123977A (en) 2006-06-30
CN1115775C (zh) 2003-07-23
DE19757440A1 (de) 1999-06-24
KR19990062943A (ko) 1999-07-26
RU2234115C2 (ru) 2004-08-10
DE69826229D1 (de) 2004-10-21
EP0926575B1 (en) 2004-09-15
JP4305985B2 (ja) 2009-07-29
US6263251B1 (en) 2001-07-17
ID21539A (id) 1999-06-24

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