JPS61239433A - 光ヘツドのサ−ボ回路 - Google Patents

光ヘツドのサ−ボ回路

Info

Publication number
JPS61239433A
JPS61239433A JP8079185A JP8079185A JPS61239433A JP S61239433 A JPS61239433 A JP S61239433A JP 8079185 A JP8079185 A JP 8079185A JP 8079185 A JP8079185 A JP 8079185A JP S61239433 A JPS61239433 A JP S61239433A
Authority
JP
Japan
Prior art keywords
gain
circuit
servo
increases
high frequency
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.)
Granted
Application number
JP8079185A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0553015B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Yoshitoshi Kusamuta
草牟田　美年
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Home Electronics Ltd
NEC Corp
Original Assignee
NEC Home Electronics Ltd
Nippon Electric Co Ltd
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 NEC Home Electronics Ltd, Nippon Electric Co Ltd filed Critical NEC Home Electronics Ltd
Priority to JP8079185A priority Critical patent/JPS61239433A/ja
Publication of JPS61239433A publication Critical patent/JPS61239433A/ja
Publication of JPH0553015B2 publication Critical patent/JPH0553015B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Moving Of The Head To Find And Align With The Track (AREA)
  • Optical Recording Or Reproduction (AREA)
JP8079185A 1985-04-16 1985-04-16 光ヘツドのサ−ボ回路 Granted JPS61239433A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8079185A JPS61239433A (ja) 1985-04-16 1985-04-16 光ヘツドのサ−ボ回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8079185A JPS61239433A (ja) 1985-04-16 1985-04-16 光ヘツドのサ−ボ回路

Publications (2)

Publication Number Publication Date
JPS61239433A true JPS61239433A (ja) 1986-10-24
JPH0553015B2 JPH0553015B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-08-09

Family

ID=13728272

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8079185A Granted JPS61239433A (ja) 1985-04-16 1985-04-16 光ヘツドのサ−ボ回路

Country Status (1)

Country Link
JP (1) JPS61239433A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6473579A (en) * 1987-09-14 1989-03-17 Fujitsu Ltd Head positioning control system for information storage device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5928253A (ja) * 1982-08-09 1984-02-14 Toshiba Corp デジタルデイスクプレ−ヤのサ−ボ回路
JPS59229773A (ja) * 1983-06-10 1984-12-24 Pioneer Electronic Corp 記録情報読取装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5928253A (ja) * 1982-08-09 1984-02-14 Toshiba Corp デジタルデイスクプレ−ヤのサ−ボ回路
JPS59229773A (ja) * 1983-06-10 1984-12-24 Pioneer Electronic Corp 記録情報読取装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6473579A (en) * 1987-09-14 1989-03-17 Fujitsu Ltd Head positioning control system for information storage device

Also Published As

Publication number Publication date
JPH0553015B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-08-09

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term