ATE93982T1 - Methode und generator zur signalerzeugung in abhaengigkeit der aenderung einer groesse unter verwendung der abtast-haltetechnik. - Google Patents

Methode und generator zur signalerzeugung in abhaengigkeit der aenderung einer groesse unter verwendung der abtast-haltetechnik.

Info

Publication number
ATE93982T1
ATE93982T1 AT87303477T AT87303477T ATE93982T1 AT E93982 T1 ATE93982 T1 AT E93982T1 AT 87303477 T AT87303477 T AT 87303477T AT 87303477 T AT87303477 T AT 87303477T AT E93982 T1 ATE93982 T1 AT E93982T1
Authority
AT
Austria
Prior art keywords
track
sample
position error
error signal
difference
Prior art date
Application number
AT87303477T
Other languages
English (en)
Inventor
Rudolph J Sterner
Steven Harris
Original Assignee
Advanced Micro Devices Inc
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 Advanced Micro Devices Inc filed Critical Advanced Micro Devices Inc
Application granted granted Critical
Publication of ATE93982T1 publication Critical patent/ATE93982T1/de

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
    • G05B21/00—Systems involving sampling of the variable controlled
    • G05B21/02—Systems involving sampling of the variable controlled electric
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition 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
    • G11B5/54—Disposition 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
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • G11B5/5526—Control therefor; circuits, track configurations or relative disposition of servo-information transducers and servo-information tracks for control thereof
    • G11B5/553—Details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)
  • Control Of Electric Motors In General (AREA)
AT87303477T 1986-04-28 1987-04-21 Methode und generator zur signalerzeugung in abhaengigkeit der aenderung einer groesse unter verwendung der abtast-haltetechnik. ATE93982T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/856,730 US4714866A (en) 1986-04-28 1986-04-28 Rate-of-change signal generator using sampling techniques
EP87303477A EP0244980B1 (de) 1986-04-28 1987-04-21 Methode und Generator zur Signalerzeugung in Abhängigkeit der Änderung einer Grösse unter Verwendung der Abtast-Haltetechnik

Publications (1)

Publication Number Publication Date
ATE93982T1 true ATE93982T1 (de) 1993-09-15

Family

ID=25324370

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87303477T ATE93982T1 (de) 1986-04-28 1987-04-21 Methode und generator zur signalerzeugung in abhaengigkeit der aenderung einer groesse unter verwendung der abtast-haltetechnik.

Country Status (5)

Country Link
US (1) US4714866A (de)
EP (1) EP0244980B1 (de)
JP (1) JPS62285282A (de)
AT (1) ATE93982T1 (de)
DE (1) DE3787199T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5371449A (en) * 1991-03-20 1994-12-06 Hitachi, Ltd. Servo control method for a servo system
DE60315614T2 (de) * 2003-06-18 2008-06-05 Stmicroelectronics Design And Application Gmbh Batterieladegerät mit verbesserter Stabilität

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3883894A (en) * 1973-10-19 1975-05-13 Storage Disk Corp Disk drive servo system
US4266168A (en) * 1979-06-12 1981-05-05 Andersen Jorgen W D.C. Motor speed control
JPS5623534A (en) * 1979-08-02 1981-03-05 Fuji Heavy Ind Ltd Throttle opening detector for air-fuel ratio controller
FR2466081A1 (fr) * 1979-09-21 1981-03-27 Cii Honeywell Bull Dispositif de mesure de vitesse d'un systeme mobile par rapport a un support d'informations
JPS56101621A (en) * 1980-01-17 1981-08-14 Victor Co Of Japan Ltd Tracking system of magnetic reproducing device
US4366422A (en) * 1980-08-25 1982-12-28 Rockwell International Corporation Velocity sensing pulse pair servo apparatus
US4451860A (en) * 1980-10-09 1984-05-29 Matsushita Electric Industrial Co., Ltd. Tracking-error correcting system in a video reproducing apparatus
US4617502A (en) * 1983-06-30 1986-10-14 Hitachi, Ltd. Method and apparatus for controlling a robot hand along a predetermined path

Also Published As

Publication number Publication date
US4714866A (en) 1987-12-22
EP0244980B1 (de) 1993-09-01
EP0244980A2 (de) 1987-11-11
DE3787199D1 (de) 1993-10-07
JPS62285282A (ja) 1987-12-11
EP0244980A3 (de) 1991-06-26
DE3787199T2 (de) 1994-03-10

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