JPH0521699Y2 - - Google Patents

Info

Publication number
JPH0521699Y2
JPH0521699Y2 JP1987124354U JP12435487U JPH0521699Y2 JP H0521699 Y2 JPH0521699 Y2 JP H0521699Y2 JP 1987124354 U JP1987124354 U JP 1987124354U JP 12435487 U JP12435487 U JP 12435487U JP H0521699 Y2 JPH0521699 Y2 JP H0521699Y2
Authority
JP
Japan
Prior art keywords
actuator
seek operation
fine actuator
tracking
fine
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 - Lifetime
Application number
JP1987124354U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6431507U (fr
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 filed Critical
Priority to JP1987124354U priority Critical patent/JPH0521699Y2/ja
Publication of JPS6431507U publication Critical patent/JPS6431507U/ja
Application granted granted Critical
Publication of JPH0521699Y2 publication Critical patent/JPH0521699Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP1987124354U 1987-08-14 1987-08-14 Expired - Lifetime JPH0521699Y2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987124354U JPH0521699Y2 (fr) 1987-08-14 1987-08-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987124354U JPH0521699Y2 (fr) 1987-08-14 1987-08-14

Publications (2)

Publication Number Publication Date
JPS6431507U JPS6431507U (fr) 1989-02-27
JPH0521699Y2 true JPH0521699Y2 (fr) 1993-06-03

Family

ID=31374007

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987124354U Expired - Lifetime JPH0521699Y2 (fr) 1987-08-14 1987-08-14

Country Status (1)

Country Link
JP (1) JPH0521699Y2 (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6057544A (ja) * 1983-09-07 1985-04-03 Hitachi Ltd 光学式記録再生装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6057544A (ja) * 1983-09-07 1985-04-03 Hitachi Ltd 光学式記録再生装置

Also Published As

Publication number Publication date
JPS6431507U (fr) 1989-02-27

Similar Documents

Publication Publication Date Title
US4613963A (en) Tracking-servo device
KR940002002B1 (ko) 기록장치를 가진 헤드를 위치 결정하는 서보 시스템
US5062023A (en) Disk file servo loop with improved track settling
EP1237152A2 (fr) Positionnement de tête dans un dispositif de mémoire à disque
US5206570A (en) Actuator servo compensation method
JPH0521699Y2 (fr)
JP3679956B2 (ja) 磁気ディスク装置
JPH0199486A (ja) ピックアップ駆動用リニアモータの制御装置
US20010012172A1 (en) Dual stage disc drive actuation system
JP2844608B2 (ja) 光ディスク装置のフィードサーボ回路
JPH0652556A (ja) 光ディスク装置のピックアップ駆動方式
US5802024A (en) Information recording-reproducing apparatus provided with a spring-supported type one-stage actuator
JP2671363B2 (ja) トラッキング制御装置
JPH01133272A (ja) 磁気デイスク装置
JPH0417170A (ja) ヘッド位置制御方法および装置
US7782720B2 (en) Method for driving an actuator, actuator drive, and apparatus comprising an actuator
JP2549110B2 (ja) トラツクジヤンプ回路
JPH0570229B2 (fr)
JPS63211176A (ja) 磁気デイスク装置
JP3197406B2 (ja) 光ディスク装置
US6243335B1 (en) Tracking servo control method and device for preventing tremble of object lens during fast search
JPS6353728A (ja) 光デイスク装置のトラツクジヤンプ回路
JP2724198B2 (ja) 位置制御装置
JP3833395B2 (ja) 光ディスク駆動モータの制御装置
JPH0997439A (ja) 光学ピックアップの制御装置