HK16596A - Circuit for automatic setting of the gain in a control circuit - Google Patents

Circuit for automatic setting of the gain in a control circuit Download PDF

Info

Publication number
HK16596A
HK16596A HK16596A HK16596A HK16596A HK 16596 A HK16596 A HK 16596A HK 16596 A HK16596 A HK 16596A HK 16596 A HK16596 A HK 16596A HK 16596 A HK16596 A HK 16596A
Authority
HK
Hong Kong
Prior art keywords
input
control
gain
control circuit
output
Prior art date
Application number
HK16596A
Other languages
German (de)
English (en)
Inventor
Baas Dieter
Original Assignee
Deutsche 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 Deutsche Thomson-Brandt Gmbh filed Critical Deutsche Thomson-Brandt Gmbh
Publication of HK16596A publication Critical patent/HK16596A/xx

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
    • 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
    • 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
    • G05B13/025—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 using a perturbation signal
    • 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
    • G11B7/0945—Methods for initialising servos, start-up sequences
    • 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
    • G11B7/0908—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 focusing only

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Evolutionary Computation (AREA)
  • Medical Informatics (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Automation & Control Theory (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
  • Feedback Control In General (AREA)
  • Transmitters (AREA)

Claims (3)

1. Circuit de réglage de pistes ou de foyer pour appareil d'enregistrement et/ou de reproduction optique. la grandeur de référence W étant amenée à la première entrée d'un premier addeur (S1), la seconde entrée du premier addeur (S1) étant reliée à la sortie du système asservi (RS) dont l'entrée est reliée à la sortie d'un régulateur (RG), la sortie du premier addeur (S1) étant reliée à la première entrée d'un comparateur (VL) et à la première entrée d'un second addeur (S2), la sortie du second addeur (S2) étant reliée à l'entrée du régulateur (RG), la sortie du comparateur (VL) étant reliée à l'entrée d'un micro-ordinateur (MC), la première entrée du micro-ordinateur (MC) étant reliée à la seconde entrée du second addeur (S2) et la seconde sortie du micro-ordinateur (MC) étant reliée à l'entrée pour le réglage de l'amplification de réglage sur le régulateur (RG), caractérisé en ce que la seconde entrée du comparateur (VL) est reliée à l'un des pôles d'une source de tension de référence (U) dont l'autre pôle est relié par une résistance (R) à la première entrée du second addeur (S2) et est mis sur le potentiel de référence par un condensateur (C2).
2. Dispositif de commutation selon la revendication 1, caractérisé en ce que la première entrée du comparateur (VL) est reliée par un filtre (C1) à la première entrée du second addeur (S2).
3. Dispositif de commutation selon la revendication 1 ou 2, caractérisé en ce qu'un préamplificateur (V) suit la sortie du premier addeur (S1).
HK16596A 1986-11-13 1996-01-25 Circuit for automatic setting of the gain in a control circuit HK16596A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19863638831 DE3638831A1 (de) 1986-11-13 1986-11-13 Verfahren und schaltungsanordnung zur automatischen einstellung der regelverstaerkung in einem regelkreis
PCT/EP1987/000697 WO1988003671A1 (fr) 1986-11-13 1987-11-12 Procede et circuit pour le reglage automatique de l'amplification de regulation dans un circuit regulateur

Publications (1)

Publication Number Publication Date
HK16596A true HK16596A (en) 1996-02-02

Family

ID=6313898

Family Applications (1)

Application Number Title Priority Date Filing Date
HK16596A HK16596A (en) 1986-11-13 1996-01-25 Circuit for automatic setting of the gain in a control circuit

Country Status (8)

Country Link
EP (1) EP0290524B1 (fr)
JP (1) JP2956765B2 (fr)
KR (1) KR950015161B1 (fr)
AT (1) ATE71749T1 (fr)
DE (2) DE3638831A1 (fr)
DK (1) DK171366B1 (fr)
HK (1) HK16596A (fr)
WO (1) WO1988003671A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5319539A (en) * 1992-05-27 1994-06-07 The Foxboro Company Method and apparatus for generating an optimal gain of process control equipment
US5367513A (en) * 1993-11-05 1994-11-22 International Business Machines Corporation Focus and tracking servo decoupling system
DE19757440A1 (de) * 1997-12-23 1999-06-24 Thomson Brandt Gmbh Automatisiertes Einstellen der Verstärkung in Regelkreisen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3727035A (en) * 1971-06-03 1973-04-10 Phillips Petroleum Co Pulse test of digital control system
US4096425A (en) * 1974-09-19 1978-06-20 Ferranti Limited Servo systems
US4466087A (en) * 1981-01-08 1984-08-14 Xerox Corporation Optical memory system for a reading/writing, verifying and tracking module
JPS6148162A (ja) * 1984-08-14 1986-03-08 Sony Corp デイスクロ−デイング装置
JPS61208102A (ja) * 1985-03-13 1986-09-16 Mitsubishi Electric Corp オ−トチユ−ニングコントロ−ラ
JPS61226803A (ja) * 1985-03-30 1986-10-08 Toshiba Corp プロセス制御装置

Also Published As

Publication number Publication date
KR890700239A (ko) 1989-03-10
DK171366B1 (da) 1996-09-23
JPH01501349A (ja) 1989-05-11
ATE71749T1 (de) 1992-02-15
DE3776140D1 (de) 1992-02-27
EP0290524B1 (fr) 1992-01-15
KR950015161B1 (ko) 1995-12-23
JP2956765B2 (ja) 1999-10-04
DE3638831A1 (de) 1988-05-19
DK391488A (da) 1988-07-13
WO1988003671A1 (fr) 1988-05-19
EP0290524A1 (fr) 1988-11-17
DK391488D0 (da) 1988-07-13

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Effective date: 20071111