KR200206151Y1 - Servo control loop - Google Patents

Servo control loop Download PDF

Info

Publication number
KR200206151Y1
KR200206151Y1 KR2019990022724U KR19990022724U KR200206151Y1 KR 200206151 Y1 KR200206151 Y1 KR 200206151Y1 KR 2019990022724 U KR2019990022724 U KR 2019990022724U KR 19990022724 U KR19990022724 U KR 19990022724U KR 200206151 Y1 KR200206151 Y1 KR 200206151Y1
Authority
KR
South Korea
Prior art keywords
control loop
servo control
servo
loop
control
Prior art date
Application number
KR2019990022724U
Other languages
Korean (ko)
Inventor
Guenter Gleim
Friedrich Fueldner
Bernd Rekla
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
Priority claimed from DE4017487A external-priority patent/DE4017487A1/en
Application filed by Thomson Brandt Gmbh filed Critical Thomson Brandt Gmbh
Priority to KR2019990022724U priority Critical patent/KR200206151Y1/en
Application granted granted Critical
Publication of KR200206151Y1 publication Critical patent/KR200206151Y1/en

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Classifications

    • 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
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/093—Electromechanical actuators for lens positioning for focusing and tracking
KR2019990022724U 1990-05-31 1999-10-21 Servo control loop KR200206151Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019990022724U KR200206151Y1 (en) 1990-05-31 1999-10-21 Servo control loop

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE4017487A DE4017487A1 (en) 1990-05-31 1990-05-31 SERVO CONTROL CIRCUIT
KR1019910009017A KR910020665A (en) 1990-05-31 1991-05-31 Servo control circuit
KR2019990022724U KR200206151Y1 (en) 1990-05-31 1999-10-21 Servo control loop

Publications (1)

Publication Number Publication Date
KR200206151Y1 true KR200206151Y1 (en) 2000-12-01

Family

ID=27201266

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019990022724U KR200206151Y1 (en) 1990-05-31 1999-10-21 Servo control loop

Country Status (1)

Country Link
KR (1) KR200206151Y1 (en)

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